CN216089949U - Press coordinated type bowl cover - Google Patents

Abstract

The utility model discloses a pressing linkage type cup cover, and relates to the technical field of cup containers. The water outlet device comprises a hollow cover body with a water outlet hole, wherein a linkage assembly is arranged in the cover body and comprises a first linkage piece, a second linkage piece and a third linkage piece which are connected in sequence; one side of the cover body is provided with a through hole, the outer wall of the cover body is hinged with a pressing handle, and the pressing handle can rotate relative to the cover body by taking a hinged point as a fulcrum; one end of the pressing handle is hinged to one end of the linkage assembly through the through hole, and the other end of the linkage assembly is connected with the sealing plug, so that the sealing plug is controlled to open or seal the water outlet hole. The pressing linkage type cup cover is exquisite and reasonable in structural design, the pressing handle is connected with the sealing plug through the linkage assembly, and the pressing handle can be operated by a single hand and is driven by the linkage assembly, so that the sealing plug is controlled to open or close the water outlet hole; the speed increasing transmission is realized through a linkage assembly, for example: the handle is pressed down by 4 mm, the sealing plug can move down by 7 mm, and the sealing plug is opened by one key, so that the sealing plug is convenient and quick.

Description

Press coordinated type bowl cover

Technical Field

The utility model belongs to the technical field of water cup containers, and particularly relates to a pressing linkage type cup cover.

Background

The existing portable water cups are mainly divided into three categories: the first type is the most common cup cover type design, the thermos cup can be directly drunk after the cover is opened, but the heat is easily dissipated from the opened cup opening when the thermos cup is drunk, so that the heat preservation effect is influenced, and the whole thermos cup needs to be opened and cannot be operated by a single hand; the second type is a pressing type, namely a press switch is arranged at the center of the cup cover, water can be discharged by pressing the press switch, although the cup is convenient to carry and can be operated by one hand, a large amount of bacteria are carried on the fingers of a human body frequently, the fingers easily pollute the water outlet of the press switch in the pressing process, the quality of drinking water is indirectly influenced, and even the fingers are scalded in the pressing process; the third type adopts suction nozzle formula design, and this type drinking cup is difficult to directly follow the apopore and pours water, when using this type thermos cup, if directly suck the suction nozzle, the easy pollution suction nozzle mouth of bacterium in the human oral cavity, scald the mouth even to suck the in-process easily. Therefore, the portable water cup or the vacuum cup which can be operated by one hand, can realize speed-increasing transmission when being pressed and can quickly open the water outlet hole and simultaneously avoid the pollution of the water outlet hole is researched, and the portable water container is the main point that the portable water container can attract the public.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of the existing cup cover structure, and provides a pressing linkage type cup cover which is compact and reasonable in structural design, can press water by a single hand, realizes speed-up transmission during pressing, can quickly open a water outlet hole, is good in sealing performance, and can prevent the water outlet hole from leaking or being polluted.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

a pressing linkage type cup cover comprises a hollow cover body with a water outlet hole, wherein a linkage assembly is arranged in the cover body and comprises a first linkage piece, a second linkage piece and a third linkage piece which are sequentially connected;

a through hole is formed in one side of the cover body, a pressing handle is hinged to the outer wall of the cover body, and the pressing handle can rotate relative to the cover body by taking a hinged point as a fulcrum; one end of the pressing handle is hinged to one end of the first linkage piece through the through hole and can drive the first linkage piece to move;

a baffle plate is arranged in the cover body, a first limiting hole is formed in the baffle plate, one end of the second linkage member penetrates through the first limiting hole to be connected with one end, far away from the pressing handle, of the first linkage member, and the first limiting hole can be used for limiting the second linkage member to keep moving linearly;

the other end of the second linkage piece is hinged to one end of a third linkage piece, the other end of the third linkage piece is connected with a sealing plug, and the third linkage piece can be used for controlling the sealing plug to open or seal the water outlet hole.

Preferably, the third linkage piece comprises a first support rod and a second support rod which are integrally connected at an angle of 60-150 degrees; limiting plates are arranged on two sides, corresponding to the third linkage piece, of the inner wall of the cover body, the joint of the first support rod and the second support rod is hinged to the limiting plates, and one ends, far away from the joint, of the first support rod and the second support rod are connected with the second linkage piece and the sealing plug respectively.

Preferably, the sealing plug is located below the water outlet hole, a pressing hole matched with the end of the second support rod is formed in the sealing plug, and one end of the second support rod is located in the pressing hole and can press the sealing plug to move downwards.

Preferably, a first return spring is arranged between the lower end of the sealing plug and the inner wall of the cover body, and the first return spring can be used for controlling the sealing plug to move upwards.

Preferably, the upper end of the sealing plug is provided with a silica gel sheet matched with the water outlet hole.

Preferably, a second return spring is arranged between one end of the second linkage piece, which is far away from the first linkage piece, and the baffle plate.

Preferably, sliding grooves are formed in two sides of the sealing plug in the vertical direction, sliding rails matched with the sliding grooves are arranged on the inner wall of the cover body corresponding to the two sides of the sealing plug, and the sealing plug can linearly move along the sliding rails.

Preferably, one end of the first linkage member, which is close to the second linkage member, is provided with a limiting notch, a limiting shaft is arranged in the limiting notch along the vertical direction, one end of the second linkage member is provided with a second limiting hole in clearance fit with the limiting shaft, and the limiting shaft can be used for converting the rotary motion of the first linkage member into the linear motion of the second linkage member.

Preferably, the cover body is partitioned into a first cavity and a second cavity by the partition plate, the water outlet hole is communicated with the second cavity, and the second linkage member is in sealing fit with the first limiting hole; and a water inlet hole communicated with the second cavity is formed in the bottom wall of the cover body.

Preferably, the lid is including dismantling sealing connection's last casing and lower casing, linkage assembly is located between last casing and the lower casing, the inlet opening is located down on the casing.

Preferably, a locking pin used for abutting against one side of the first linkage piece is arranged in the first cavity, and the locking pin is provided with a shifting button extending out of the side wall of the cover body.

Preferably, the outer wall of the cover body is hinged with a cap matched with the water outlet hole; the lateral wall of the cover body is provided with a protective frame corresponding to the periphery of the pressing handle.

A water cup comprises the pressing linkage type cup cover and a hollow cup body, and the cup cover is detachably and hermetically connected with the cup body.

Compared with the prior art, the utility model has the beneficial effects that: the pressing linkage type cup cover is exquisite and reasonable in structural design, the pressing handle is connected with the sealing plug through the linkage assembly, and the pressing handle can be operated by a single hand and is driven by the linkage assembly, so that the sealing plug is controlled to open or close the water outlet hole; the linkage assembly has high transmission efficiency and can realize speed-increasing transmission, for example: the handle is pressed down by 4 mm, the sealing plug can move down by 7 mm, and the sealing plug is opened by one key, so that the sealing plug is convenient and quick. This bowl cover is applied to thermos cup or portable drinking cup, compares current portable drinking cup, and sealing performance is good, has avoided the apopore to leak simultaneously or the bowl cover is used many times and is polluted, can improve user's use and experience.

Drawings

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

FIG. 1 is a structural diagram of a pressing linkage type cup cover in the embodiment of the utility model;

FIG. 2 is a cross-sectional view of the pressing linkage type cup lid in the embodiment of the utility model;

FIG. 3 is an exploded view of the pressing linkage type cup lid in the embodiment of the utility model;

FIG. 4 is an internal structure view of the pressing linkage type cup cover in the embodiment of the utility model;

FIG. 5 is an exploded view of the pressing linkage type cup lid in the embodiment of the utility model;

FIG. 6 is a block diagram of a lock pin of the pressing linkage type cup cover in the embodiment of the utility model;

FIG. 7 is a block diagram of a linkage assembly of the press linkage type cup lid in an embodiment of the present invention;

FIG. 8 is an exploded view of a linkage assembly of the press linkage lid in an embodiment of the present invention;

FIG. 9 is a block diagram of a second linkage member of the press-linked lid in an embodiment of the present invention;

FIG. 10 is a block diagram of a first linkage of the press-linked lid in an embodiment of the present invention;

FIG. 11 is a block diagram of a cup in an embodiment of the utility model;

in the figure: 10 is an upper shell, 11 is a through hole, 12 is a water outlet hole, 13 is a portable frame, 14 is a cap, 141 is a fifth pin shaft, 15 is a first sealing ring, 20 is a lower shell, 21 is a protective frame, 22 is a third sealing ring, 23 is a baffle, 231 is a first limit hole, 24 is a water inlet hole, 25 is a limit plate, 251 is an abutting part, 26 is an arc-shaped groove, 261 is a positioning groove, 27 is a fixing groove, 30 is a linkage component, 31 is a pressing handle, 311 is a first pin shaft, 32 is a first linkage component, 321 is a second pin shaft, 322 is a resisting block, 323 is a limit notch, 33 is a second linkage component, 331 is a limit shaft, 332 is a second sealing ring, 34 is a third linkage component, 341 is a fourth pin shaft, 342 is a first supporting rod, 343 is a second supporting rod, 344 is a third pin shaft, 35 is a sealing plug, 351 is a pressing hole, 352 is a fixing hole, 353 is a connecting column, 36 is a second return spring, 37 is a first return spring, 38 is the silica gel piece, 381 is the fixed column, 40 is the locking pin, 41 is the regulating part, 411 is the shifting button, 42 is the department of keeping out, 43 is the arc arch, 50 is the cup.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description.

In the description of the present application, it is to be understood that the terms "intermediate," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus should not be construed as limiting the present application. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In addition, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; 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 application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example (b): referring to fig. 1-11, the present embodiment mainly aims at the problems that the cup cover of the existing portable water cup cannot be operated by a single hand to control water outlet, or the manual operation easily pollutes the water outlet, and the design of the pressing linkage structure is not reasonable, and the like, and proposes a pressing linkage type cup cover, as shown in fig. 1-3, which can be applied to a water cup or a vacuum cup, and comprises a hollow cover body with a water outlet 12, wherein the water outlet 12 is located at one side of the top surface of the cover body, a linkage assembly 30 is arranged in the cover body, and the linkage assembly 30 comprises a first linkage 32, a second linkage 33, and a third linkage 34 which are connected in sequence; a through hole 11 is formed in one side wall of the cover body, a pressing handle 31 is hinged to the outer wall of the cover body, and the pressing handle 31 can rotate relative to the cover body by taking the hinged point as a fulcrum; specifically, the side wall of the cover body is provided with an integrally connected protruding block, and the middle position of the pressing handle 31 is hinged to the protruding block through a first pin shaft 311. One end of the pressing handle 31 passes through the through hole 11 to be connected with one end of the linkage assembly 30, and the other end of the pressing handle 31 can be used for pressing by fingers; the other end of linkage assembly 30 is connected with sealing plug 35, and sealing plug 35 is located the lower extreme of apopore 12, can control sealing plug 35 to seal or open apopore 12 through operation pressing handle 31.

Specifically, the cover body comprises an upper shell 10 and a lower shell 20 which are connected in a detachable and sealed mode, a first sealing ring 15 made of silica gel is further arranged between the upper shell 10 and the lower shell 20, the first sealing ring 15 can be used for improving the sealing performance between the upper shell 10 and the lower shell 20, and the detachable connection comprises screw connection; of course, the upper case 10 and the lower case 20 may be integrally connected. Go up casing 10 and lower casing 20 and can dismantle the connection and form hollow appearance chamber, linkage assembly 30 is spacing in holding intracavity portion, still is equipped with at a distance from baffle 23 in holding the intracavity, separates to be first cavity and second cavity in baffle 23 will the lid, apopore 12 and second cavity intercommunication, perforation 11 and first cavity intercommunication.

Specifically, referring to fig. 7 to 10, one end of the pressing handle 31 penetrates through the through hole 11 and is hinged to one end of the first linkage member 32 through the second pin 321, and can drive the first linkage member 32 to move; because the moving track of the end of the pressing handle 31 is arc-shaped, and the end of the pressing handle 31 is connected with one end of the first linkage piece 32, the pressing handle 31 can drive the first linkage piece 32 to move in an arc-shaped track. The other end of the first linkage member 32 is hinged to one end of the second linkage member 33, in this embodiment, the baffle 23 is provided with a first limiting hole 231, one end of the second linkage member 33 passes through the first limiting hole 231 and is connected to one end of the first linkage member 32 away from the pressing handle 31, the other end of the second linkage member 33 is hinged to one end of the third linkage member 34, and the first limiting hole 231 can be used for limiting the second linkage member 33 to keep moving linearly. In a specific embodiment, one end of the first linkage member 32 close to the second linkage member 33 is provided with a limit notch 323, a limit shaft 331 is arranged in the limit notch 323 along the vertical direction, one end of the second linkage member 33 is provided with a second limit hole in clearance fit with the limit shaft 331, and the limit shaft 331 can be used for converting the rotary motion of the first linkage member 32 into the linear motion of the second linkage member 33; specifically, a second limiting hole is formed in the end portion of the second linkage member 33 in the vertical direction, the end portion of the second linkage member 33 is located in the limiting notch 323, is sleeved on the limiting shaft 331 through the second limiting hole, and can be located in the limiting notch 323 and move up and down relative to the limiting shaft 331. In a specific embodiment, the first linking member 32 is provided with a stop 322 made of silicone material adjacent to the second linking member 33, and the stop 322 can prevent an end of the first linking member 32 from colliding with the baffle 23 excessively.

In this embodiment, since the pressing handle 31 drives the first linkage member 32 to move in an arc-shaped track, when the first linkage member 32 drives one end of the second linkage member 33 to move, the second linkage member 33 has partial displacement in the vertical direction, and in this embodiment, the first limiting hole 231 limits the second linkage member 33 to move only in a horizontal linear motion, so that the effect of converting the rotary motion of the first linkage member 32 into the linear motion of the second linkage member 33 is achieved through the clearance fit between the limiting shaft 331 and the second limiting hole; when the pressing handle 31 drives the first linkage member 32 to move, the first linkage member 32 can drive the second linkage member 33 to move linearly along the first position-limiting hole 231, in this embodiment, the second linkage member 33 can be a rod-shaped structure.

The other end of the second link 33 is hinged to one end of the third link 34, and the third link 34 includes a first support rod 342 and a second support rod 343 which are integrally connected at a predetermined angle, which may be 60 ° to 150 °, in this embodiment, the first support rod 342 and the second support rod 343 are vertically connected. The third linkage 34 is vertically placed inside the cover body, the inner wall of the cover body is provided with a limiting plate 25 corresponding to the two sides of the third linkage 34, the limiting plate 25 is vertically and fixedly connected to the inner wall of the lower shell 20, and the joint of the first support rod 342 and the second support rod 343 is hinged to the limiting plate 25 through a third pin 344 and can rotate along the hinge point. One end of the first support rod 342 is integrally connected to one end of the second support rod 343, and the other end of the first support rod 342 is hinged to one end of the second link member 33 by a fourth pin 341 and is rotatable along the hinge. In this embodiment, the position of the fourth pin 341 is lower than the position of the third pin 344, and when the first linkage 32 drives the second linkage 33 to move horizontally and linearly, the second linkage 33 can drive the third linkage 34 to rotate along the third pin 344 through the fourth pin 341. When the sealing plug 35 closes the water outlet hole 12, the first supporting rod 342 is in a vertical state, and the second supporting rod 343 is in a horizontal state. The other end of third link 34 is connected with sealing plug 35, sealing plug 35 is located apopore 12 under, sealing plug 35 is square structure, the upper end and the apopore 12 looks adaptation of sealing plug 35, in this embodiment, set up the hole 351 of pressing with the tip looks adaptation of second branch 343 on the sealing plug 35, the one end of second branch 343 is located the hole 351, when second link 33 drives third link 34 and rotates along third round pin axle 344, the one end downstream of second branch 343, thereby press sealing plug 35 downstream, and open apopore 12. In a specific embodiment, one side of the limit plate 25 is further provided with an abutting portion 251, and the abutting portion 251 can further limit the second linkage member 33 to move in the horizontal direction on the upper surface of the lower cover.

It is specific, skew when for avoiding sealing plug 35 to reciprocate, lead to being difficult to sealed apopore, in this embodiment, sealing plug 35's both sides are equipped with the spout along vertical direction, the inner wall of lid corresponds the both sides of sealing plug 35 and is equipped with the slide rail with spout looks adaptation, third linkage 34 drives sealing plug 35 and reciprocates along the slide rail, in this embodiment, the slide rail sets up in the strengthening rib of last casing 10 inner wall as an organic whole, the both sides of spout cooperate in the edge of strengthening rib, and can reciprocate along the strengthening rib edge, thereby guarantee sealing plug 35 ability linear motion, and with apopore 12 accurate counterpoint.

Specifically, a first return spring 37 is disposed between the lower end of the sealing plug 35 and the inner wall of the cover, and the first return spring 37 can be used to control the upward movement of the sealing plug 35. In this embodiment, as shown in fig. 4, 5, and 8, a connection column 353 is integrally disposed at a lower end of the sealing plug 35, a fixing groove 27 is disposed on an inner wall of the lower housing 20, one end of the first return spring 37 is sleeved on the connection column 353, and the other end of the first return spring 37 is limited in the fixing groove 27, further, the first return spring 37 is a compression spring, the sealing plug 35 is in a normally closed state, when the pressing handle 31 is pressed, the linkage assembly 30 drives the sealing plug 35 to move downward, the first return spring 37 is in a compressed state, when the pressing handle 31 is released, the first return spring 37 resets, and pushes the sealing plug 35 upward to seal the water outlet 12, and at the same time, the linkage assembly 30 and the pressing handle 31 are reversely controlled to reset.

In a specific embodiment, in order to further control the linkage assembly 30 and the pressing handle 31 to return, a second return spring 36 is disposed between an end of the second linkage member 33 away from the first linkage member 32 and the baffle 23, and the second return spring 36 is a compression spring. As shown in fig. 2 and 9, the second return spring 36 is sleeved on the second linkage member 33, one end of the second return spring 36 abuts against one side of the baffle 23, and the other end of the second return spring 36 abuts against the second linkage member 33, when the pressing handle 31 is pressed, the pressing handle 31 drives the first linkage member 32 and the second linkage member 33 to move leftward, the second linkage member 33 pulls the third linkage member 34 to rotate, and presses the sealing plug 35 to move downward through one end of the second support rod 343, so as to open the water outlet 12, at this time, the first return spring 37 and the second return spring 36 are in a compressed state, and when the pressing handle 31 is released, the first return spring 37 and the second return spring 36 return, and control the linkage assembly 30, the pressing handle 31 and the sealing plug 35 to return, so as to seal the water outlet 12. The first return spring 37 and the second return spring 36 can make the sealing plug 35 tightly abut against each other, and the leakage-proof performance is further improved.

For further improving the sealing performance of sealing plug 35, in this embodiment, the upper end of sealing plug 35 is equipped with the silica gel piece 38 with apopore 12 looks adaptation, and the bottom surface of silica gel piece 38 is equipped with fixed column 381, and the upper end of sealing plug 35 is equipped with the fixed orifices 352 with fixed column 381 looks adaptation, and fixed column 381 pegs graft in fixed orifices 352 to make silica gel piece 38 and sealing plug 35 can dismantle and be connected, seal apopore 12 through silica gel piece 38 simultaneously, can improve leak protection performance.

Specifically, apopore 12 and second cavity intercommunication, set up the inlet opening 24 with the second cavity intercommunication on the lower casing 20, for further sealing performance who improves sealing plug 35, first cavity and second cavity keep relative encapsulated situation, be equipped with second sealing washer 332 between second linkage 33 and the first spacing hole 231, second sealing washer 332 is the silica gel circle, because only communicate through first spacing hole 231 between first cavity and the second cavity, can further improve the sealing performance of second cavity through setting up second sealing washer 332.

Specifically, a locking pin 40 for abutting against one side of the first linkage member 32 is disposed in the first cavity, and the locking pin 40 is provided with a toggle button 411 extending out of the side wall of the cover body. In this embodiment, referring to fig. 4, 5 and 6, the locking pin 40 is located in the first cavity, the edge of the first cavity is provided with an arc-shaped groove 26 adapted to the locking pin 40, and the locking pin 40 is located in the arc-shaped groove 26 and can abut against one side of the first linkage piece 32, so as to prevent the first linkage piece 32 from moving. Further, the locking pin 40 includes a stopping portion 42 and an adjusting portion 41 integrally connected to the stopping portion 42, the outer wall of the adjusting portion 41 is integrally connected to a cylindrical toggle button 411, an outer wall adjusting hole of the upper housing 10 is formed, the toggle button 411 penetrates through the cover body along the adjusting hole, and the stopping portion 42 can be adjusted to abut against one side of the first linking member 32 by operating the toggle button 411. In a specific embodiment, as shown in fig. 5, the inner wall of the adjusting portion 26 is provided with two positioning slots 261, and the outer wall of the adjusting portion 41 is provided with two arc-shaped protrusions 43 adapted to the positioning slots 261, so that when the toggle button 411 is toggled to fit the arc-shaped protrusions 43 into one of the positioning slots 261, the blocking portion 42 is abutted against one side of the first linking member 32; when the toggle button 411 is toggled to fit the arc-shaped protrusion 43 into the other positioning slot 261, the stopping portion 42 is moved out from one side of the first linkage member 32.

Specifically, the outer wall of lid articulates through fifth round pin axle 141 has the cap 14 with apopore 12 looks adaptation, covers apopore 12 through cap 14, guarantees the health of apopore 12. In a specific embodiment, the fifth pin 141 is further hinged with a portable frame 13, the cap 14 and the portable frame 13 can rotate along the fifth pin 141, and the edge of the outer wall of the upper casing 10 is further provided with a slot for accommodating the portable frame 13.

Specifically, the protective frame 21 is fixed on the side wall of the cover body corresponding to the periphery of the pressing handle 31, and the protective frame 21 can avoid the pressing handle 31 from being pressed by mistake.

The pressing linkage type cup cover is exquisite and reasonable in structural design, the pressing handle 31 is connected with the sealing plug 35 through the linkage assembly 30, the pressing handle 31 can be operated by a single hand and is driven by the linkage assembly 30, and therefore the sealing plug 35 is controlled to open or close the water outlet hole 12; the speed increasing transmission is realized through the linkage assembly 30, for example: the handle 31 is pressed down by 4 mm, the sealing plug 35 can move down by 7 mm, and the sealing plug can be opened by one key, so that the operation is convenient and quick.

The embodiment also provides a water cup, which comprises the pressing linkage type cup cover and a hollow cylindrical cup body 50, wherein the cup cover is detachably and hermetically connected with the cup body 50, in the embodiment, the cup cover is in threaded connection with the cup body 50, a third sealing ring 22 is arranged between the cup cover and the cup body 50, and the third sealing ring 22 is a silica gel ring; the outer wall of the cup cover is also provided with anti-skid lines. Compared with the existing portable water cup, the water cup has good sealing performance, avoids water leakage of the water outlet hole 12 or pollution of repeated use of the cup cover, and can improve the use experience of users.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. A pressing linkage type cup cover is characterized by comprising a hollow cover body with a water outlet hole, wherein a linkage assembly is arranged in the cover body and comprises a first linkage piece, a second linkage piece and a third linkage piece which are sequentially connected;

a through hole is formed in one side of the cover body, a pressing handle is hinged to the outer wall of the cover body, and the pressing handle can rotate relative to the cover body by taking a hinged point as a fulcrum; one end of the pressing handle is hinged to one end of the first linkage piece through the through hole and can drive the first linkage piece to move;

a baffle plate is arranged in the cover body, a first limiting hole is formed in the baffle plate, one end of the second linkage member penetrates through the first limiting hole to be connected with one end, far away from the pressing handle, of the first linkage member, and the first limiting hole can be used for limiting the second linkage member to keep moving linearly;

the other end of the second linkage piece is hinged to one end of a third linkage piece, the other end of the third linkage piece is connected with a sealing plug, and the third linkage piece can be used for controlling the sealing plug to open or seal the water outlet hole.

2. The press-linkage type cup lid according to claim 1, wherein the third linkage member includes a first support rod and a second support rod integrally connected at a predetermined angle; limiting plates are arranged on two sides, corresponding to the third linkage piece, of the inner wall of the cover body, the joint of the first support rod and the second support rod is hinged to the limiting plates, and one ends, far away from the joint, of the first support rod and the second support rod are connected with the second linkage piece and the sealing plug respectively.

3. The press-linked cup lid as claimed in claim 2, wherein the preset angle is 90 ° to 150 °.

4. The pressing linkage type cup cover according to claim 2, wherein the sealing plug is located below the water outlet hole, a pressing hole matched with the end of the second supporting rod is formed in the sealing plug, and one end of the second supporting rod is located in the pressing hole and can press the sealing plug to move downwards.

5. The press linkage type cup cover according to claim 4, wherein a first return spring is arranged between the lower end of the sealing plug and the inner wall of the cover body, and the first return spring can be used for controlling the sealing plug to move upwards.

6. The pressing linkage type cup cover according to claim 4, characterized in that a second return spring is arranged between one end of the second linkage piece, which is far away from the first linkage piece, and the baffle plate.

7. The press linkage type cup cover according to claim 1, wherein sliding grooves are formed in two sides of the sealing plug in the vertical direction, sliding rails matched with the sliding grooves are arranged on two sides of the inner wall of the cover body, corresponding to the sealing plug, and the sealing plug can move linearly along the sliding rails.

8. The pressing linkage type cup cover according to claim 1, wherein a limiting notch is formed in one end, close to the second linkage member, of the first linkage member, a limiting shaft is arranged in the limiting notch in the vertical direction, a second limiting hole in clearance fit with the limiting shaft is formed in one end of the second linkage member, and the limiting shaft can be used for converting the rotary motion of the first linkage member into the linear motion of the second linkage member.

9. The pressing linkage type cup cover according to claim 1, wherein the baffle plate separates the interior of the cup cover into a first cavity and a second cavity, the water outlet hole is communicated with the second cavity, and the second linkage member is in sealing fit with the first limiting hole; and a water inlet hole communicated with the second cavity is formed in the bottom wall of the cover body.

10. The press linkage type cup cover according to claim 9, wherein a locking pin for blocking one side of the first linkage member is arranged in the first cavity, and the locking pin is provided with a toggle button extending out of a side wall of the cover body.

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