CN217510243U - Straw assembly, cup cover and cup - Google Patents

Abstract

The utility model provides a straw assembly, a cup cover and a cup, wherein the straw assembly comprises a straw main body and a control valve arranged on the straw main body, the control valve comprises a valve body, a valve core and an elastic assembly, the valve body is connected with the bottom end of the straw main body, and the valve body is provided with an inner cavity; the valve core is movably arranged in the inner cavity of the valve body, a water inlet is arranged on the cavity wall of the valve body, and the bottom end of the straw main body can be communicated with the outside through the water inlet; the elastic component is sleeved outside the valve body and configured as follows: when the temperature of the elastic component is higher than the preset temperature, the elastic component stretches to push the valve core to seal the water inlet. The utility model discloses a straw subassembly can prevent to drink by mistake hot warm liquid through case shutoff and open the straw main part to avoid taking place to scald the accident.

Description

Straw assembly, cup cover and cup

Technical Field

The utility model relates to a drinking water utensil, more specifically relates to a straw subassembly, bowl cover and cup utensil.

Background

In daily life, the cup with the suction pipe assembly can provide a drinking mode different from a conventional drinking mode, so that people can conveniently drink drinks such as milk tea, fruit juice and the like, but when hot and warm drinks are drunk, scalding accidents are easy to happen by drinking water through the suction pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a straw subassembly, bowl cover and cup utensil that can effectively prevent to drink by mistake and scald.

For the purpose as described above, the present disclosure provides the following technical solutions:

according to an aspect of the present invention, there is provided a straw assembly, the straw assembly comprising a straw body and a control valve disposed in the straw body, the control valve comprising: the valve body is connected to the bottom end of the straw main body and is provided with an inner cavity; the valve core is movably arranged in the inner cavity of the valve body, a water inlet is formed in the cavity wall of the valve body, and the bottom end of the straw main body can be communicated with the outside through the water inlet; the elastic component is sleeved outside the valve body and is configured to: when the temperature of the elastic component is higher than the preset temperature, the elastic component stretches to push the valve core to plug the water inlet. The utility model discloses a straw assembly can be when the external environment temperature of department is greater than the predetermined temperature, case shutoff water inlet for the straw assembly can't suck, prevents to take place to scald the accident.

According to the utility model discloses an aspect, the case is provided with first guide part, the valve body be provided with the second guide part that first guide part matches, the second guide part set up in deviating from of water inlet one side of straw main part, first guide part with one in the second guide part is the guide way, the guide way is followed the extending direction of valve body extends, and another is the direction lug, the direction lug movably set up in the guide way. The guide groove can provide a guide effect for the movement of the guide bump, so that the valve core can move in a preset direction to block and open the water inlet, and the use reliability of the control valve is improved.

According to the utility model discloses an aspect, the direction lug is a plurality of, and is a plurality of the direction lug is followed the circumference interval of case main part sets up. The valve core slides smoothly in the valve body by the cooperation of the guide convex blocks, so that the jamming is avoided, and the valve core is convenient to push to move.

According to the utility model discloses an aspect, the case includes the case main part, the direction lug is followed the protruding setting of periphery wall of case main part, the guide way set up in on the chamber wall of valve body, the direction lug salient in the periphery wall of valve body, elastic component's one end is supported the top the direction lug deviates from the one end of water inlet. The guide projection can provide support for the elastic component, so that the elastic component deforms to push the valve core to move.

According to an aspect of the utility model, the control valve still includes the valve cap, the valve body has the confession the valve body opening that the case was packed into, valve cap detachably connects the valve body opening part, elastic component's the other end supports the top on the valve cap. The valve cap can block the opening of the valve core after the valve core is installed, and can also provide support for the elastic component, so that the elastic component deforms to push the valve core to move.

According to the utility model discloses an aspect, the outside salient backstop portion that is provided with of valve body periphery wall, backstop portion set up in the guide way with between the water inlet, the control valve still includes the elasticity piece that resets, the both ends that the elasticity resets are extruded respectively backstop portion with between the guide lug, the elasticity resets and configures into: when the temperature of the elastic component is lower than the preset temperature, the elastic reset piece can drive the valve core to move so as to open the water inlet. The backstop portion can provide the support for the elasticity piece that resets, makes it promote the valve core when restoring deformation and open the water inlet.

According to an aspect of the invention, the resilient assembly comprises a shape memory alloy spring. The shape memory alloy spring can generate different deformations along with different ambient temperatures, and can extend and harden when the ambient temperature is higher than the preset temperature, so that thrust can be generated on the valve core to drive the valve core to move to the position capable of plugging the water inlet, and the shape memory alloy spring can shorten when the ambient temperature is lower than the preset temperature, and then the valve core can reset.

According to the utility model discloses an aspect, the water inlet is a plurality of, and is a plurality of the water inlet is followed the circumference interval of valve body sets up. Can ensure enough water inflow. Optionally, the water inlet may be provided as a kidney-shaped hole extending along the extending direction of the valve body, and the size of the water inlet may be adjusted along with the movement of the valve core, so as to adjust the difference of the water inflow.

According to another aspect of the utility model, a bowl cover is provided, the bowl cover includes the bowl cover body and as before the straw subassembly, the bowl cover body has and is used for holding the straw through-hole of straw subassembly, the straw subassembly set up in the straw through-hole.

According to the utility model discloses a further aspect provides a cup, cup includes cup and as before the bowl cover, the bowl cover can cover and close the opening part of cup, the bottom of straw main part extends to the bottom of cup.

Drawings

The above and/or other objects and advantages of the present invention will become more apparent from the following description of the embodiments taken in conjunction with the accompanying drawings, in which:

fig. 1 is a longitudinal sectional view of a cup according to an embodiment of the present invention.

Fig. 2 is a partial longitudinal sectional view of the valve element of the cup in the blocking position according to the embodiment of the present invention.

Fig. 3 is a partial longitudinal sectional view of a cup according to an embodiment of the present invention with the valve element in an open position.

Fig. 4 is a perspective view of the control valve of fig. 1.

Fig. 5 is a perspective view of the valve body of fig. 1.

Description of reference numerals:

100. a straw body; 200. A control valve;

210. a valve body; 211. A water inlet;

212. a guide groove; 213. A stopper portion;

220. a valve core; 221. A valve core main body;

222. a guide projection; 230. A bonnet;

240. an elastic reset member; 300. A shape memory alloy spring.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, it should not be understood that the embodiments of the present invention are limited to the embodiments set forth herein. The same reference numerals in the drawings denote the same or similar structures, and thus a detailed description thereof will be omitted.

The utility model provides a straw subassembly, bowl cover and cup utensil, the following will refer to fig. 1 to 5 detailed description according to the utility model discloses a concrete structure of straw subassembly, bowl cover and cup utensil of embodiment. In the drawings, like reference numerals refer to like parts throughout.

Fig. 1 is a longitudinal sectional view of a cup according to an embodiment of the present invention. Fig. 2 is a partial longitudinal sectional view of the valve cartridge of the cup of the embodiment of the present invention in the open position. Fig. 3 is a partial longitudinal sectional view of the valve element of the cup of the embodiment of the present invention in the plugging position. Referring to fig. 1 to 3, the cup provided by the present disclosure may include a cup body and a cup cover capable of covering an opening of the cup body, wherein a straw assembly is disposed on the cup cover. By way of example, the cup may be a thermos cup or a thermos bottle, but not limited thereto.

With continued reference to fig. 1, the pipette assembly includes a pipette body 100 and a control valve 200 disposed on the pipette body 100, the control valve 200 including: a valve body 210 connected to the bottom end of the pipette body 100, the valve body 210 having an inner cavity; the movable valve core 220 is arranged in the inner cavity of the valve body 210. A water inlet 211 is formed in the cavity wall of the valve body 210, and the bottom end of the straw main body 100 can be communicated with the outside through the water inlet 211; the control valve 200 further includes an elastic member sleeved outside the valve body 210, and the elastic member is configured to: when the temperature of the elastic member is higher than the predetermined temperature, the elastic member is extended to push the valve core 220 to block the water inlet 211.

In the straw assembly provided by the present disclosure, the elastic assembly is sleeved outside the valve body 210 to directly contact with the liquid in the cup, so that the temperature of the liquid can be directly sensed by the elastic assembly, thereby improving the sensitivity of the control valve 200. When liquid temperature is greater than predetermined temperature, elastic component can extend and the sclerosis is in order to push away the case and remove to but shutoff water inlet 211, and at this moment, can not utilize the liquid in the straw subassembly suction cup utensil, prevent to scald the accident, has improved the safety in utilization of straw subassembly.

Alternatively, the predetermined temperature may be any temperature value from 43 ° to 50 °, for example, but not limited to, the predetermined temperature may be selected to be 45 °.

Specifically, the straw main body 100 can enter the cup body of the cup through the straw through hole arranged on the cup cover, and the top end of the straw main body 100 can be arranged above the cup cover body, so that the straw main body 100 can be used for sucking liquid in the cup body.

The bottom end of the straw main body 100 can extend to the bottom of the cup body, so that liquid at the bottom of the cup body can be sucked, and waste is reduced. The control valve 200 is disposed at the bottom end of the pipette main body 100, so that the elastic assembly contacts with the liquid in the cup body and senses the temperature of the liquid in the cup body to open and close the pipette main body 100, thereby further improving the reliability of the pipette assembly.

In this embodiment, since the elastic member may be extended or shortened according to a change in temperature so as to change the acting force acting on the valve element 220, the valve element 220 is pushed to move if the elastic member is lengthened.

In order to improve the smoothness of the movement of the valve element 220 and improve the reliability of the use of the control valve 200, specifically, as shown in fig. 1 to 5, the valve element 220 is provided with a first guide portion, the valve body 210 is provided with a second guide portion matched with the first guide portion, the second guide portion is disposed on one side of the water inlet 211 away from the straw body 100, one of the first guide portion and the second guide portion is a guide groove 212, the guide groove 212 extends along the extending direction of the valve body 210, the other is a guide protrusion 222, and the guide protrusion 222 is movably disposed in the guide groove 212. In this way, the second guide portion is guided by the first guide portion so that the second guide portion can smoothly move relative to the first guide portion, and jamming caused by inclination or rotation of the valve body 210 of the valve body 220 is avoided, thereby improving the reliability of the control valve 200.

Specifically, a guide groove 212 extending along the extending direction of the valve body 210 is disposed on the cavity wall of the valve body 210, the valve element 220 includes a valve element main body 221 and a guide protrusion 222 protruding from the outer peripheral wall of the valve element main body 221, the guide protrusion 222 is movably disposed in the guide groove 212, and the guide groove 212 is disposed on a side of the water inlet 211 away from the pipette main body 100.

As an example, the guiding slot 212 may be elongated, an end of the guiding protrusion 222 protrudes out of the guiding slot 212, the guiding protrusion 222 may move in the guiding slot 212 with the movement of the valve body 221, the guiding slot 212 may provide a guiding function for the movement of the valve body 221, and one end of the elastic component abuts against an end of the guiding protrusion 222 away from the water inlet 211. When the temperature of the elastic component is higher than a predetermined temperature, the elastic component can extend and push the valve core 220 to move according to a predetermined direction to block the water inlet 211.

As an example, the guide protrusion 222 may be plural, and the plural guide protrusions 222 are provided at intervals along the circumferential direction of the spool body 221. The guiding protrusions 222 cooperate to make the valve element 220 slide smoothly in the valve body 210, so as to avoid jamming and facilitate the movement of the valve element 220.

As shown in fig. 4, in order to install the valve cartridge 220 and support the elastic assembly, the control valve 200 further includes a bonnet 230, the valve body 210 has a body opening into which the valve cartridge 220 is fitted, and the bonnet 230 is detachably coupled to the body opening to block the valve cartridge 220.

Specifically, the valve core 220 may be first installed in the inner cavity of the valve body 210, the shape memory alloy spring 300 is sleeved on the periphery of the valve core 220, and finally the bonnet 230 is covered on the opening of the valve body, so that the control valve 200 is assembled. The other end of the elastic member abuts against the bonnet 230, so that the elastic member is disposed between the bonnet 230 and the guide protrusion 222, and when the elastic member is elongated, the bonnet 230 is fixed to the opening of the valve body to support the elastic member, so that the elastic member can push the valve core 220 to move. By way of example, the bonnet 230 may be threadably coupled to the valve body opening, but is not limited to this type of coupling and may be snap-fit.

The water inlet 211 may be automatically opened when the temperature of the elastic member is lower than a predetermined temperature. Specifically, the outer circumferential wall of the valve body 210 is provided with a stopping portion 213 protruding outwards, the stopping portion 213 is arranged between the guide groove 212 and the water inlet 211, the control valve 200 further includes an elastic resetting member 240, two ends of the elastic resetting member 240 are respectively squeezed between the stopping portion 213 and the guide protrusion 222, and the elastic resetting member 240 is configured to: when the temperature of the elastic component is less than the predetermined temperature, the elastic reset piece 240 can drive the valve core 220 to move so as to open the water inlet 211.

As an example, the stopping portion 213 may be an annular structure surrounding the outer circumference of the valve body 210, or may be a spaced protruding structure, and the elastic restoring member 240 may be an annular ordinary spring surrounding the outer circumference of the valve body 210, or may be an elastic silicone rubber or rubber ring.

Specifically, when the temperature of the elastic component is higher than the predetermined temperature, the elastic component stretches to push the valve core 220 to move to block the water inlet 211, and as the valve core 220 moves, the guide projection 222 moves along with the valve core to press the elastic resetting piece 240 to compress and deform the elastic resetting piece 240. When the temperature of the elastic component is lower than the predetermined temperature, the elastic component is shortened, the thrust of the elastic component acting on the valve core 220 becomes small (the thrust direction is from the elastic component to the elastic resetting member 240), even the acting force of the elastic component acting on the valve core 220 becomes tensile force (the tensile force direction is from the elastic resetting member 240 to the elastic component), at this moment, the thrust of the elastic resetting member 240 acting on the valve core 220 (the thrust direction is from the elastic resetting member 240 to the elastic component) resets the pushing valve core 220, and the elastic resetting member 240 can restore the deformation to push the valve core 220 to move towards the elastic component, so as to open the water inlet 211.

In the process, the valve core 220 is attached to the inner wall of the valve body 210 and has a shape matched with that of the inner wall, so that the valve core 220 can effectively block the water inlet 211.

As an example, the elastic member includes a shape memory alloy spring 300, and the shape memory alloy spring 300 may change its shape according to the temperature of the liquid in the cup to selectively extend and contract. Specifically, when straw body 100 is inserted into the cup to contact the liquid in the cup, shape memory alloy spring 300 may change its shape according to the temperature of the liquid in the cup, so as to contract and expand. For example, but not limited to, when the temperature of the liquid is higher than the predetermined temperature, the elastic component can be extended to push the valve core main body 221 to move to a position for blocking the water inlet 211, and at this time, the user cannot use the straw component to suck the liquid in the cup body, so as to avoid accidental scalding, thereby improving the use reliability of the cup cover.

Specifically, in the initial state, the shape memory alloy spring 300 is in a contracted state, and at this time, the water inlet 211 may be in an open state, as shown in fig. 3.

When liquid is added into the cup body and the temperature of the liquid is higher than the preset temperature, the temperature of the liquid is transmitted to the shape memory alloy spring 300, the thrust provided by the shape memory alloy spring 300 to the valve core 220 is larger than the thrust provided by the elastic restoring piece 240 to the valve core 220, and under the synergistic effect of the elastic restoring piece 240 and the shape memory alloy spring 300, the valve core 220 moves to the position for blocking the water inlet 211, as shown in fig. 2, at this moment, a user cannot drink the liquid in the cup body through the straw assembly, scalding is avoided, and the use safety of the cup is improved.

When the temperature of the liquid in the cup body is reduced along with the time, the temperature of the liquid is lower than the preset temperature, at this time, the shape memory alloy spring 300 can be in a contraction state, the thrust provided by the elastic resetting piece 240 to the valve core main body 221 is larger than the thrust provided by the shape memory alloy spring 300 to the valve core main body 221, under the synergistic effect of the elastic resetting piece 240 and the shape memory alloy spring 300, the valve core 220 is in an opening position again, and a user can drink and suck the liquid in the cup body through the suction pipe assembly.

Be provided with the straw installation department on valve body 210, the straw installation department can form into the tubulose that extends towards the direction that straw body 100 extends along straw body 100 length direction, and straw installation department and straw body 100 can mutual interference cup joint, perhaps joint or threaded connection, and the straw installation department can communicate straw body 100 and valve body 210's inside and be connected with the cup through water inlet 211.

To facilitate drinking, the water inlet 211 may be disposed on a wall of the valve body 210. As an example, the water inlet 211 may be plural. Alternatively, the water inlet 211 may be a kidney-shaped hole extending along the extending direction of the valve body 210, and the water inlet 211 may have its water inlet amount adjusted by an opening degree as the valve body 220 moves. When the valve core 220 is located at the position of opening the water inlet 211, the beverage sucked from the water inlet 211 can be drunk by using the suction pipe.

According to the utility model discloses an on the other hand provides a bowl cover, and the bowl cover includes the bowl cover body and as before the straw subassembly, the bowl cover body has the straw through-hole that is used for holding the straw subassembly, the straw subassembly sets up in the straw through-hole.

According to another aspect of the utility model, a cup is provided, which comprises a cup body and a cup cover as described above, the cup cover can cover the opening of the cup body, and the bottom end of the straw main body extends to the bottom of the cup body.

To sum up, the utility model discloses a control valve 200 has on the straw subassembly, bowl cover and cup utensil, and control valve 200 can utilize shape memory alloy spring 300 flexible to push the shutoff of valve core 220 or open water inlet 211 according to the ambient temperature that the straw subassembly was located in the control valve 200 to prevent that the mistake from drinking hot warm liquid, take place to scald the accident.

In the description of the present disclosure, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the disclosure, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the disclosure.

In the description of the present disclosure, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present disclosure can be understood in specific instances by those of ordinary skill in the art.

Embodiments of the present application are described above with reference to the drawings. However, it is to be understood that the disclosed embodiments are merely intended to be examples that may be embodied in various and alternative forms. Specific structural and functional details disclosed are not to be interpreted as limiting, but as a representative basis for teaching one skilled in the art how to practice the disclosed concepts.

Claims (10)

1. A straw assembly, characterized in that it comprises a straw body (100) and a control valve (200) arranged on the straw body (100), the control valve (200) comprising:

a valve body (210) connected to a bottom end of the straw body (100), the valve body (210) having an inner cavity;

the valve core (220) is movably arranged in the inner cavity of the valve body (210), a water inlet (211) is formed in the cavity wall of the valve body (210), and the bottom end of the straw main body (100) can be communicated with the outside through the water inlet (211);

the elastic component is sleeved outside the valve body (210), and is configured to: when the temperature of the elastic component is higher than the preset temperature, the elastic component stretches to push the valve core (220) to block the water inlet (211).

2. A straw assembly according to claim 1, wherein the valve core (220) is provided with a first guiding portion, the valve body (210) is provided with a second guiding portion matching with the first guiding portion, the second guiding portion is arranged at a side of the water inlet (211) facing away from the straw body (100), one of the first guiding portion and the second guiding portion is a guiding groove (212), the guiding groove (212) extends along the extending direction of the valve body (210), the other is a guiding protrusion (222), and the guiding protrusion (222) is movably arranged in the guiding groove (212).

3. The straw assembly according to claim 2, wherein the valve core (220) comprises a valve core main body (221), the guiding protrusion is protruded from the outer peripheral wall of the valve core main body (221), the guiding groove (212) is disposed on the wall of the valve body (210), the guiding protrusion (222) protrudes from the outer peripheral wall of the valve body (210), and one end of the elastic assembly abuts against one end of the guiding protrusion (222) away from the water inlet (211).

4. The straw assembly of claim 3, wherein the guide projection (222) is a plurality of projections, and the plurality of projections (222) are spaced apart along a circumference of the valve body (221).

5. A suction tube assembly according to claim 3, characterized in that the control valve (200) further comprises a bonnet (230), the valve body (210) having a valve body opening into which the valve cartridge (220) is fitted, the bonnet (230) being detachably attached at the valve body opening, the other end of the elastic assembly abutting against the bonnet (230).

6. A straw assembly as claimed in claim 3, wherein the outer circumferential wall of the valve body (210) is provided with a stopper (213) protruding outwardly, the stopper (213) is disposed between the guide groove (212) and the water inlet (211), the control valve (200) further comprises an elastic restoring member (240), two ends of the elastic restoring member (240) are respectively pressed between the stopper (213) and the guide protrusion (222), and the elastic restoring member (240) is configured to: when the temperature of the elastic component is lower than the preset temperature, the elastic resetting piece (240) can drive the valve core (220) to move so as to open the water inlet (211).

7. The straw assembly of any of claims 1-6, wherein the resilient assembly comprises a shape memory alloy spring (300).

8. A straw assembly according to any of claims 1-6, wherein the water inlet (211) is provided in plurality, the plurality of water inlets (211) being arranged at intervals along the circumference of the valve body (210); and/or the presence of a gas in the gas,

the water inlet (211) is a waist-shaped hole extending along the extending direction of the valve body (210).

9. A cup cover comprising a cup cover body having a straw through-hole for receiving the straw assembly and the straw assembly of any of claims 1-8 disposed in the straw through-hole.

10. A cup comprising a cup body and a lid according to claim 9, the lid being capable of closing over an opening in the cup body, the bottom end of the straw body (100) extending to the bottom of the cup body.

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