CN216932659U

CN216932659U - Straw with double-cavity one-way valve

Info

Publication number: CN216932659U
Application number: CN202123320836.4U
Authority: CN
Inventors: 王金水; 张银合
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-12
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a suction pipe with a double-cavity one-way valve, which comprises: the suction pipe comprises a suction pipe body, wherein an air pipe mechanism is arranged on the suction pipe body and comprises an air pipe body, an air inlet mechanism and a one-way valve mechanism, the air pipe body is arranged on one side of the suction pipe body, the air inlet mechanism is arranged on the upper portion of the air pipe body, and the one-way valve mechanism is arranged on the air pipe body and located below the air inlet mechanism. Designed tracheal mechanism on the straw body, this tracheal mechanism includes the trachea body, mechanism and check valve mechanism admit air, when the user used this straw that has two-chamber check valve, external air entered into the trachea after the filtration of mechanism of admitting air and moved down, continue downstream through check valve mechanism again, external air enters into the liquid top, thereby maintain airtight container in, external pressure is in balanced state all the time, it is inconvenient in the use effectively to have eliminated traditional straw, easily advance the flying dust, defects such as imbibition process was forced to interrupt from time to time.

Description

Straw with double-cavity one-way valve

Technical Field

The utility model relates to the technical field of articles for daily use, in particular to a straw with a double-cavity one-way valve.

Background

The suction pipe is a drinking tool used for drinking cup-contained beverage, the existing suction pipe usually works in a single cavity, so when the suction pipe is inserted into a closed container (such as a soft plastic beverage cup), the liquid in the closed container is reduced after a user sucks the liquid through the suction pipe, and the closed container is contracted and deformed under the action of the external atmospheric pressure, so that the user is inconvenient to continue sucking the liquid. Accordingly, there is a need for a straw with a dual chamber check valve that at least partially solves the problems of the prior art.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content of the present invention is not intended to define key features or essential features of the claimed solution, nor is it intended to be used to limit the scope of the claimed solution.

To at least partially solve the above problems, the present invention provides a pipette with a dual chamber check valve, comprising: the suction pipe comprises a suction pipe body, wherein an air pipe mechanism is arranged on the suction pipe body and comprises an air pipe body, an air inlet mechanism and a one-way valve mechanism, the air pipe body is arranged on one side of the suction pipe body, the air inlet mechanism is arranged on the upper portion of the air pipe body, and the one-way valve mechanism is arranged on the air pipe body and located below the air inlet mechanism.

Preferably, wherein, the straw body includes first body, flexible return bend and second body, flexible return bend sets up the upper end of second body, first body sets up the upper end of flexible return bend, the trachea body sets up one side of second body.

As a further scheme of the utility model, the air inlet mechanism comprises a filtering part and a filtering head, the filtering part is arranged on the filtering head, the upper end of the air pipe body is provided with an air inlet, and the filtering head is arranged in the air inlet.

As a further scheme of the present invention, a protruding cavity is disposed on the trachea body, and the check valve mechanism is disposed in the protruding cavity.

As a further aspect of the present invention, the check valve mechanism includes a spring and a blocking portion, the spring is disposed in the protruding cavity, and the blocking portion is disposed at an upper end of the spring and abuts against an upper end of the protruding cavity.

As a further aspect of the present invention, the air pipe body is connected to the suction pipe body through a pipe sleeve.

As a further scheme of the utility model, the pipe sleeve is provided with a first through hole and a second through hole, the air pipe body is arranged in the first through hole in a penetrating manner, and the suction pipe body is arranged in the second through hole.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

the utility model provides a straw with a double-cavity one-way valve, which comprises a straw body, wherein an air pipe mechanism is designed on the straw body, the air pipe mechanism comprises an air pipe body, an air inlet mechanism and a one-way valve mechanism, when a user uses the straw with the double-cavity one-way valve, external air enters the air pipe body after being filtered by the air inlet mechanism and moves downwards, and then continuously flows downwards through the one-way valve mechanism, so that the external air enters the liquid above, the internal and external pressures of a closed container are always in a balanced state, and the defects that the traditional straw is inconvenient in use, easy to fly dust, and the liquid suction process is forced to be interrupted occasionally are effectively eliminated.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic diagram of the construction of a straw with a dual chamber check valve of the present invention.

FIG. 2 is a schematic diagram of the use of the straw with dual chamber check valve of the present invention.

FIG. 3 is a schematic diagram of the structure of the air intake mechanism in the straw with dual chamber check valve of the present invention.

Figure 4 is a schematic diagram of the structure of the one-way valve mechanism in the straw with dual chamber one-way valve of the present invention.

FIG. 5 is a schematic view of the construction of the sleeve in the straw with dual chamber check valve of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the utility model with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1 to 5, the present invention provides a pipette with a dual chamber check valve, comprising: straw body 1, be provided with trachea mechanism 2 on the straw body 1, trachea mechanism 2 includes trachea body 21, air intake mechanism 22 and check valve mechanism 23, trachea body 21 sets up one side of straw body 1, air intake mechanism 22 sets up the upper portion of trachea body 21, check valve mechanism 23 sets up on the trachea body 21 and be located air intake mechanism 22's below.

Particularly, the utility model provides a straw with a double-cavity one-way valve, which comprises a straw body 1, wherein a user can use the straw body 1 to suck liquid in a closed container, and the straw body 1 is provided with a straw cavity which is circular, ellipsoid or semicircular;

in order to facilitate a user to suck the liquid 101 in the closed container 10 with less effort, the straw body 1 is provided with the air pipe mechanism 2, the air pipe mechanism 2 comprises an air pipe body 21, an air inlet mechanism 22 and a one-way valve mechanism 23, the air pipe body 21 is positioned at one side of the straw body 1 and at the upper part of the straw body 1, the length of the air pipe body is smaller than that of the straw body 1, the lower end of the air pipe body 21 is positioned above the lower end of the straw body 1, generally, the lower end of the straw body 1 is inclined, and therefore, the lower end of the air pipe body 21 is also inclined and is positioned on the same plane with the lower end of the straw body 1; the air intake mechanism 22 is disposed on the upper portion of the air tube body 21, and the one-way valve mechanism 23 is disposed on the air tube body 21 and below the air intake mechanism 22, generally speaking, when the straw body 1 is inserted into the sealed container 10, the air tube body 21 is located above the liquid level, so that when a user sucks liquid with force, negative pressure is generated in the straw body 1, so that the liquid flows upward into the straw cavity from the lower end of the straw body 1, the liquid level in the sealed container 10 is lowered, air below the one-way valve mechanism 23 in the air tube body 21 is reduced, the one-way valve mechanism 23 is opened by the air above the one-way valve mechanism, and then external air is filtered by the air intake mechanism 22, enters the air tube 21 and moves downward, and then continues to flow downward through the one-way valve mechanism 23, so that external air enters the liquid level in the sealed container 10, thereby maintaining the interior of the sealed container 10, The external pressure is always in a balanced state, thus effectively eliminating the defects that the traditional suction pipe is inconvenient in use, easy to fly dust, and the liquid suction process is forced to be interrupted from time to time.

It should be noted that the one-way valve mechanism 23 can only be opened in one way, so that the outside air enters above the liquid through the one-way valve mechanism 23, and when the user does not suck the liquid, the one-way valve mechanism 23 is in a closed state, so that the outside air cannot enter above the liquid, and likewise, the liquid cannot flow out of the sealed container through the one-way valve mechanism 23.

In one embodiment, the straw body 1 comprises a first tube 11, a telescopic elbow 12 and a second tube 13, the telescopic elbow 12 is disposed at the upper end of the second tube 13, the first tube 11 is disposed at the upper end of the telescopic elbow 12, and the gas tube 21 is disposed at one side of the second tube 13.

Specifically, the structure of the straw body 1 is provided in the present embodiment, the straw body 1 of this structure includes the first tube 11, the telescopic elbow 12 and the second tube 13, it can be understood that the length of the first tube 11 is less than the length of the second tube 13, and the telescopic elbow 12 is provided between the two, so that the user can suck the first tube 11 with the mouth after bending the telescopic elbow 12 according to the needs of the user, and the second tube 13 is inserted into the liquid, and meanwhile, because the air tube 21 is disposed on one side of the second tube 13, the air tube 21 is also inserted above the liquid, so that the straw body 1 has a simple structure, and the user can conveniently suck the liquid by using the straw body 1.

In one embodiment, the air intake mechanism 22 includes a filter part 221 and a filter head 222, the filter part 221 is disposed on the filter head 222, the air intake hole 211 is formed at the upper end of the air pipe body 21, and the filter head 222 is disposed in the air intake hole 211.

Specifically, the present embodiment provides a structure of the air intake mechanism 22, and the air intake mechanism 22 has a simple structure and is convenient to replace; specifically, the air intake mechanism 22 of this structure includes the filter part 221, the filter head 222, the upper end of the air pipe body 21 is the air intake hole 211, the filter head 222 is set in the air intake hole 211, the filter part 221 is installed in the filter head 222, it can be understood that the filter part 221 is composed of a plurality of layers of filter membranes, can filter the microorganisms such as flying dust, flying hair, bacteria and virus in the air, play a role of safety and sanitation, and at the same time, facilitate the user to replace the air intake mechanism 22 after a period of use.

In one embodiment, the gas tube body 21 is provided with a protruding cavity 212, and the one-way valve mechanism 23 is disposed in the protruding cavity 212.

Specifically, the protruding cavity 212 is disposed on the air tube body 21, and the check valve mechanism 23 is installed in the protruding cavity 212, it can be understood that the check valve mechanism 23 can be a single-flap check valve made of elastic rubber, silica gel or plastic, when a user sucks liquid, air below the check valve mechanism 23 flows downward and becomes a negative pressure region, so that the check valve mechanism 23 opens downward, external air enters the liquid through the check valve mechanism 23, and when the user stops sucking, the check valve mechanism 23 returns to block the air tube body 21 above the check valve mechanism under the action of its own elastic force.

In one embodiment, the one-way valve mechanism 23 includes a spring 231, a catch 232, the spring 231 is disposed in the protruding cavity 212, and the catch 232 is disposed at an upper end of the spring 231 and abuts against an upper end of the protruding cavity 212.

In particular, in the present embodiment, another structure of the check valve mechanism 23 is provided, the check valve mechanism 23 of which includes a spring 231, a catch 232, specifically, the spring 231 is supported by a support plate 233 in the protruding cavity 212, and is adjacent to the lower gas pipe body 21, the catching part 232 is installed at the upper end of the spring 231, when the user sucks the liquid, the descending intercepting part 232 is pressed against the upper part of the air tube body 21 under the elastic supporting action of the spring 231, the spring 231 is compressed downward under the action of the negative pressure, the catching part 232 is separated from the upper air tube 21, so that ambient air can pass through the one-way valve mechanism 23 into the liquid above it, when the user stops sucking, under the supporting action of the elastic force of the spring 231, the spring 231 is restored to the original state to press the catching part 232 against the upper part of the air pipe body 21, it will be appreciated that the interception portion 232 may be a ball seal to abut against the upper gas pipe body 21.

In one embodiment, the air tube body 21 is connected with the suction tube body 1 through a tube sleeve 3; the pipe sleeve 3 is provided with a first through hole 31 and a second through hole 32, the trachea body 21 is arranged in the first through hole 31 in a penetrating mode, and the straw body 1 is arranged in the second through hole 32.

Specifically, the gas tube body 21 is connected with the straw body 1 through the tube sleeve 3 in the embodiment, specifically, the tube sleeve 3 has a first through hole 31 and a second through hole 32, so that the gas tube body 21 can be inserted into the first through hole 31, and the straw body 1 is inserted into the second through hole 32, it can be understood that the tube sleeve 3 can be formed by bonding two tube bodies to each other, or the tube sleeve 3 is of an integral structure, thereby facilitating the installation of the gas tube body 21 and the straw body 1 by a user.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the utility model have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A straw with a dual chamber check valve, comprising: straw body (1), be provided with trachea mechanism (2) on straw body (1), trachea mechanism (2) are including trachea body (21), mechanism (22) and check valve mechanism (23) admit air, trachea body (21) set up one side of straw body (1), mechanism (22) admit air sets up the upper portion of trachea body (21), check valve mechanism (23) set up on trachea body (21) and be located the below of mechanism (22) admits air.

2. The pipette with the double chamber check valve according to claim 1, wherein the pipette body (1) comprises a first tube (11), a telescopic elbow (12) and a second tube (13), the telescopic elbow (12) is disposed at an upper end of the second tube (13), the first tube (11) is disposed at an upper end of the telescopic elbow (12), and the gas tube (21) is disposed at one side of the second tube (13).

3. The pipette with the double-chamber check valve as claimed in claim 1, wherein the air intake mechanism (22) comprises a filter part (221) and a filter head (222), the filter part (221) is arranged on the filter head (222), the upper end of the air pipe body (21) is an air inlet hole (211), and the filter head (222) is arranged in the air inlet hole (211).

4. The pipette with two-chamber check valve according to claim 1 wherein the tracheal body (21) is provided with a protruding cavity (212) and the check valve mechanism (23) is disposed within the protruding cavity (212).

5. The pipette with two-chamber check valve according to claim 4, wherein the check valve mechanism (23) comprises a spring (231), a catch (232), the spring (231) being disposed inside the protruding cavity (212), the catch (232) being disposed at the upper end of the spring (231) and abutting against the protruding cavity (212).

6. The pipette with a double chamber check valve according to claim 1, characterized in that the trachea body (21) is connected to the pipette body (1) by means of a sleeve (3).

7. The straw with double-cavity one-way valve according to claim 6, characterized in that the sleeve (3) is provided with a first through hole (31) and a second through hole (32), the trachea body (21) is arranged in the first through hole (31) in a penetrating manner, and the straw body (1) is arranged in the second through hole (32).