CN213308845U

CN213308845U - Drinking cup

Info

Publication number: CN213308845U
Application number: CN202021879954.1U
Authority: CN
Inventors: 王旭宁; 康明光
Original assignee: Joyoung Co Ltd
Current assignee: Shandong Jiuchuang Home Appliance Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-06-01
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a drinking cup has solved the big and unsmooth problem of uncapping of flip radial dimension, and the technical scheme who solves this problem mainly includes cup and bowl cover, and the bowl cover closes the lid base on the cup and the lid fits the flip on the lid base including the lid, and the one end of lid base is equipped with detains position, the other end and is connected with flip rotation, flip is equipped with lateral sliding's retaining member, and flip and lid base pass through the retaining member and detain position locking cooperation, and the retaining member outwards slides and outwards protrudes in flip's lateral wall when detaining the position unblock. The utility model discloses do benefit to and reduce flip's radial dimension, the unblock operation is smooth and easy more and the reliability is high.

Description

Drinking cup

Technical Field

The utility model relates to a household electrical appliances technical field, especially a drinking cup.

Background

The drinking cup comprises a cup body and a cup cover, wherein the cup body is generally arranged into a cup cover base and a movable turnover cover for facilitating drinking of a user, the movable turnover cover is rotatably connected with the cup cover base, and the cup cover base is in threaded connection with the upper end of the cup body, so that the user can directly open the movable turnover cover when drinking, the cup cover base is prevented from being turned on laboriously, but the locking and locking part of the movable turnover cover and the cup cover base protrudes outwards, the structure is complex, and the appearance is influenced.

In order to solve the above problems, the prior art provides a cup cover (CN 201821368731.1) with a button assembly, the button assembly is connected to the flip cover, the button assembly includes a pressing plate, a second rotating shaft is fixedly disposed on the inner wall of the pressing plate, both ends of the second rotating shaft protrude out of both sides of the pressing plate, a through hole is correspondingly formed in the flip cover, the pressing plate is embedded into the through hole, two slots are symmetrically disposed on both sides of the through hole, both ends of the second rotating shaft are correspondingly clamped into the two slots, two fixing blocks and a fixing column are disposed on the upper end face of the cup cover base, a groove is disposed on the side wall of the cup cover base, the cup cover further includes a first spring and a second spring, the first spring is connected between the fixing column and the hollow cylindrical groove, the second spring is sleeved on the first rotating shaft, and one end. However, in the process of pressing the button, the whole pressing plate is tilted, the internal structure of the whole flip cover can be seen, and meanwhile, the size of the through hole embedded in the pressing plate on the flip cover is too large, so that the integrity and the attractiveness are poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to achieve provides a drinking cup, which is beneficial to reducing the radial size of a flip cover, and has more smooth and reliable unlocking operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a drinking cup, includes cup and bowl cover, and the bowl cover closes the lid base on the cup and covers the flip on the lid base including the lid, and the one end of lid base is equipped with detains position, the other end and is connected with flip rotation, flip is equipped with lateral sliding's retaining member, and flip and lid base pass through the retaining member and detain position locking cooperation, and the retaining member outwards slides and outwards protrudes out flip's lateral wall when detaining the position unblock.

Furthermore, flip's periphery lateral wall is equipped with the movable hole that supplies the retaining member unblock to stretch out, and the retaining member is accomodate in the movable hole when with detaining position locking cooperation.

Further, flip includes upper cover and lower cover, and upper cover and lower cover are connected, and flip still is equipped with the piece that resets that slides and reset after being used for the retaining member unblock, and the piece that resets hides between upper cover and lower cover.

Further, the piece that resets is a reset spring, and a reset spring transversely sets up in flip, and a reset spring's one end inwards contradicts in retaining member, the other end outwards contradicts in upper cover or lower cover.

Furthermore, a limiting groove is formed in the inner side wall of the turnover cover, and the other end of the first reset spring extends outwards into the limiting groove and abuts against the bottom wall of the limiting groove; or the locking piece is provided with a positioning lug for installing and positioning the first return spring, and the first return spring is sleeved on the positioning lug; or one of the flip cover and the locking piece is provided with a guide convex block for guiding the locking piece to extend out and move to reset, and the other one of the flip cover and the locking piece is provided with a guide groove matched with the guide convex block.

Furthermore, the lower surface of upper cover is equipped with the upper cover chimb, and the lateral wall of lower cover stretches into the inboard of upper cover chimb and with upper cover chimb joint.

Furthermore, the peripheral side wall of the lower cover is provided with a rotation stopping rib, the convex edge of the upper cover is provided with a rotation stopping notch, and the rotation stopping rib and the rotation stopping notch are matched to limit the rotation of the upper cover relative to the lower cover; or the upper end of the side wall of the lower cover is provided with a clamping hook protruding outwards, the lower surface of the upper cover is provided with a buckle matched with the clamping hook, and the buckle is positioned between the convex edge of the upper cover and the side wall of the upper cover.

Furthermore, the flip cover is rotatably connected with an operating part, and the operating part is pressed to rotate so as to drive the locking part to slide outwards and unlock the buckling position.

Furthermore, the operating piece is provided with a shifting block, and the shifting block rotates along with the operating piece to push the locking piece to slide outwards; or the upper surface of the flip cover is provided with an operation hole for the operation piece to press and move, the bottom of the operation piece is provided with a limiting convex edge protruding outwards, and the limiting convex edge upwards props against the inner wall of the flip cover so as to limit the operation piece to be separated from the flip cover; or, flip's inside is equipped with the second reset spring that drives the operating parts and reset and is used for installing second reset spring's mounting groove, and the tank bottom wall of mounting groove is equipped with the support arch, and the one end of second reset spring stretches into in the mounting groove and the cover is located and is supported bellied outside, and the other end and the operating parts of second reset spring are connected.

Furthermore, the flip cover is provided with an upper limiting convex rib, the upper surface of the cover base is provided with a lower limiting convex rib, and the upper limiting convex rib and the lower limiting convex rib are in transverse interference fit to limit the transverse movement of the flip cover relative to the cover base; or the cover base is provided with a flow guide wall with a spherical structure, and the flow guide wall is provided with a drinking water port communicated with the inner cavity of the cup body; or the cover base is provided with a drinking water port and an air vent, the drinking water port and the air vent are both communicated with the inner cavity of the cup body, and the drinking water port is not higher than the air vent.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. on the one hand, flip and lid base rotate to the user when drinking, only need open flip can, avoid hard unscrewing the lid base, simultaneously, flip only needs the operation operating parts can realize opening, operates simplyr. On the other hand, the locking piece slides outwards on the flip to realize unlocking, so that the locking piece can slide transversely on the flip to stretch out and draw back, the size of the flip in the radial direction is greatly reduced, and the flip structure is more compact. Finally, the retaining member outwards slides and buckles the lateral wall of position unblock time evagination in flip, make full use of flip outside space, not only do benefit to and reduce flip's radial dimension, the retaining member outwards removes and only need make the latch hook on the retaining member stagger in the direction of height with detaining the position and accomplish the unblock promptly, the unblock operation is smooth and easy more and the reliability is high, also do benefit to and simplify retaining member and cover base structure in the position department of detaining, and simultaneously, the retaining member outwards extrudes in flip's lateral wall during the unblock, do benefit to user identification flip's the direction of flicking, user's use is experienced.

2. The locking piece is accomodate in the activity hole when locking cooperation with detaining the position. So whole flip's periphery side is more level and smooth, and retaining member and flip's wholeness is stronger, and the aesthetic property is good, also avoids the relative flip's of retaining member periphery lateral wall too protrusion and scratch user, simultaneously, has reduced flip at retaining member and detain the radial dimension when position locking, does benefit to going out of drinking cup and carries.

3. The setting that resets guarantees flip and can automatic re-setting at the back retaining member that the unblock was uncapped to flip can close locking smoothly after the user drinks the completion, and the piece that resets hides between upper cover and lower cover, not only conveniently resets the installation of piece, avoids moreover that the piece that resets directly exposes and influence pleasing to the eye, also does benefit to the life who guarantees the piece that resets.

4. One end of the first return spring is inwards abutted against the locking piece, and the other end of the first return spring is outwards abutted against the upper cover or the lower cover. The length direction of first reset spring is the same with the flexible direction of retaining member slip so, avoids first reset spring buckling deformation and unable normal recovery, and the reliability is higher, also guarantees that the elasticity after first reset spring compression is enough big, does benefit to and guarantees that the retaining member resets smoothly.

5. The other end of the first reset spring extends outwards into the limiting groove and abuts against the bottom wall of the limiting groove. Thereby the first reset spring of groove lateral wall restriction of spacing groove removes along flip's inside wall, guarantees that first reset spring is reliably contradicted with flip's inside wall all the time at the compression resilience in-process, and good reliability also does benefit to and guarantees that first reset spring installs and targets in place, guarantees that first reset spring's length direction is the same with retaining member slip flexible direction.

The positioning lug blocks the first return spring to move relative to the locking piece, so that the first return spring is installed and positioned on the locking piece, the limiting structure is relatively simple, and the locking piece is convenient to process and install.

The guide convex block is matched with the guide groove, and the locking piece is guided to move outwards and move inwards to reset according to a preset track, so that the cover opening and closing locking of the flip cover are guaranteed to be smooth.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

FIG. 1 is an exploded view of the cup lid of the present invention;

FIG. 2 is a structural view of the cup cover of the present invention;

FIG. 3 is a cross-sectional view of the cup cover of the present invention when the lid is locked;

FIG. 4 is a cross-sectional view of the cup cover of the present invention when the lid is unlocked;

fig. 5 is a cross-sectional view of a flip cover according to the present invention;

FIG. 6 is a structural view of the upper cover of the present invention;

FIG. 7 is a structural view of the middle and lower covers of the present invention;

FIG. 8 is a structural diagram of the middle cover base of the present invention;

fig. 9 is a cross-sectional view of the middle cap base of the present invention.

Detailed Description

As shown in fig. 1 to 9, the utility model provides a drinking cup, including cup and bowl cover, the bowl cover closes lid base 1 on the cup and the lid and closes flip 2 on the lid base 1 including the lid, and the one end of lid base 1 is equipped with detains position 11, the other end and flip 2 rotates to be connected, flip 2 is equipped with lateral sliding's retaining member 4, and flip 2 and lid base 1 pass through retaining member 4 and detain position 11 lock cooperation, and retaining member 4 outwards slides and outwards protrudes in flip 2's lateral wall when detaining position 11 unblock.

On the one hand, the flip cover 2 is rotatably connected with the cover base 1, so that a user only needs to open the flip cover 2 when drinking, and the cover base 1 is prevented from being turned on difficultly. On the other hand, retaining member 4 outwards slides on flip 2 and realizes the unblock, and retaining member 4 can transversely slide flexible on flip 2 so, has reduced flip 2 in radial ascending size greatly, and flip 2 structure is compacter. Finally, retaining member 4 outwards slides and detains position 11 unblock time evagination in flip 2's lateral wall, make full use of flip 2's outside space, not only do benefit to and reduce flip 2's radial dimension, retaining member 4 outwards removes and only need makes latch hook 40 on the retaining member 4 stagger with detaining position 11 in the direction of height and accomplish the unblock promptly, the unblock operation is smooth and easy more and the reliability is high, also do benefit to and simplify retaining member 4 and the structure of base 1 in detaining position 11 department, and simultaneously, the evagination is in flip 2's lateral wall during the retaining member 4 unblock, do benefit to user identification flip 2's spring-open direction, user's use is experienced.

For guaranteeing flip 2 at retaining member 4 wholeness when detaining position 11 locking, flip 2's periphery lateral wall can be equipped with the movable hole 20 that supplies retaining member 4 unblock to stretch out, retaining member 4 is accomodate in movable hole 20 when cooperating with detaining position 11 locking. So whole flip 2's periphery side is more level and smooth, and retaining member 4 is stronger with flip 2's wholeness, and the aesthetic property is good, also avoids retaining member 4 to flip 2's periphery lateral wall too protrusion and scratch user, simultaneously, has reduced flip 2 at retaining member 4 with detain the radial dimension when position 11 locks, does benefit to going out of drinking water cup and carries.

In this embodiment, the flip cover 2 includes an upper cover 21 and a lower cover 22, the upper cover 21 is connected with the lower cover 22, the flip cover 2 is further provided with a reset component for sliding reset after the locking component 4 is unlocked, and the reset component is hidden between the upper cover 21 and the lower cover 22. The setting of piece that resets guarantees flip 2 and can automatic re-setting at unblock back retaining member 4 that uncaps to flip 2 drinks and to close locking smoothly after accomplishing at the user, and the piece that resets hides between upper cover 21 and lower cover 22, not only conveniently resets the installation of piece, avoids moreover that the piece that resets directly exposes and influence pleasing to the eye, also does benefit to the life who guarantees the piece that resets.

In this embodiment, the reset member is a first reset spring 51, the first reset spring 51 is transversely disposed in the flip cover 2, one end of the first reset spring 51 inwardly abuts against the locking member 4, and the other end outwardly abuts against the lower cover 22. The length direction of first reset spring 51 is the same with the flexible direction of retaining member 4 slip, avoids first reset spring 51 buckling deformation and unable normal recovery, and the reliability is higher, also guarantees that the elasticity after first reset spring 51 compresses is enough big, does benefit to and guarantees that retaining member 4 resets smoothly.

In this embodiment, in order to realize the installation and positioning between the first return spring 51 and the flip cover 2, the inner side wall of the lower cover 22 is provided with a limiting groove 220, and the other end of the first return spring 51 extends outwards into the limiting groove 220 and abuts against the bottom wall of the limiting groove 220. Thereby the inside wall removal of the first reset spring 51 of groove side wall restriction of spacing groove 220 along lower cover 22 guarantees that first reset spring 51 is reliably contradicted with lower cover 22's inside wall all the time at the compression resilience in-process, and the good reliability also does benefit to and guarantees that first reset spring 51 installs in place, guarantees that first reset spring 51's length direction is the same with retaining member 4's slip flexible direction. It can be understood that the other end of the first return spring 51 can also be abutted to the upper cover 21, and correspondingly, the limiting groove 220 is disposed on the inner side wall of the upper cover 21, so that the first return spring 51 is abutted to the upper cover 21 to realize compression, which is beneficial to simplifying the structure of the lower cover 22 and reducing the radial dimension of the lower cover 22.

In this embodiment, the locking member 4 is provided with a positioning protrusion 41 for installing and positioning the first return spring 51, and the positioning protrusion 41 is sleeved with the first return spring 51. The positioning projection 41 limits the first return spring 51 to move relative to the locking member 4, so that not only the mounting and positioning of the first return spring 51 on the locking member 4 are realized, but also the structure is relatively simple, and the processing of the locking member 4 and the mounting of the first return spring 51 are convenient.

In order to ensure that the locking member 4 moves outward and moves inward to be restored according to a predetermined trajectory, one of the lower cover 22 and the locking member 4 may be provided with a guide protrusion 221 for guiding the locking member 4 to extend and move to be restored, and the other may be provided with a guide groove 42 for engaging with the guide protrusion 221. Specifically, in the present embodiment, the guiding protrusion 221 is disposed at the upper end of the sidewall of the lower cover 22, and the guiding groove 42 is a strip-shaped groove and penetrates through the locking member 4 in the height direction, so as to facilitate the installation and the matching of the guiding protrusion 221 and the guiding groove 42.

The lower surface of the upper cover 21 is provided with an upper cover flange 210, and the side wall of the lower cover 22 extends into the inner side of the upper cover flange 210 and is clamped with the upper cover flange 210. Therefore, the upper cover convex edge 210 transversely props against the outer side wall of the lower cover 22 to limit the transverse relative movement of the upper cover 21 and the lower cover 22, the reliability is higher, and the connection between the upper cover convex edge and the lower cover is favorably realized. In this embodiment, the periphery lateral wall of lower cover 22 is equipped with the protruding muscle 222 of arc, and the inside wall of upper cover chimb 210 is equipped with and realizes the joint through the protruding muscle 222 of arc recess 210a and arc with the protruding muscle 222 complex arc recess 210a of arc, upper cover chimb 210 and lower cover 22 lateral wall, not only guarantees that both connect reliably, also avoids setting up other complicated connection structure.

In order to avoid the relative rotation between the upper cover 21 and the lower cover 22 to affect the installation of the locking member 4, the peripheral side wall of the lower cover 22 is provided with a rotation stopping rib 223, the upper cover convex edge 210 is provided with a rotation stopping notch 210b, and the rotation stopping rib 223 is matched with the rotation stopping notch 210b to limit the rotation of the upper cover 21 relative to the lower cover 22. In this embodiment, the rotation stopping notch 210b is close to the rotation connection between the flip cover 2 and the cover base 1, so as to avoid the interference between the upper cover flange 210 and the rotation connection between the flip cover 2 and the cover base 1, and the reliability is high.

In order to further prevent the upper cover 21 and the lower cover 22 from separating in the axial direction, the upper end of the side wall of the lower cover 22 is provided with a hook 224 protruding outwards, the lower surface of the upper cover 21 is provided with a catch 211 cooperating with the hook 224, and the catch 211 is located 11 between the upper cover flange 210 and the inner side wall of the upper cover 21. The hook 224 cooperates with the catch 211 to not only limit the downward separation of the lower cover 22 from the upper cover 21, but also achieve the installation and positioning of the lower cover 22 and prevent the relative rotation between the upper cover 21 and the lower cover 22.

The flip 2 is connected with operating parts 3 in a rotating manner, and the operating parts 3 are pressed to rotate so as to drive the locking parts 4 to slide outwards and unlock the buckling positions 11. Not only realized operating parts 3's installation location, prevent that the installation deviation and influence the operation and feel, and whole operating parts 3 is pressing that the gap is little between rotation in-process and flip 2, avoid the user to see flip 2 inside structure through the installation gap between operating parts 3 and the flip 2, flip 2 aesthetic property has further been guaranteed, in addition, operating parts 3 press to rotate and just can drive the motion of locking member 4 unblock, only so can drive whole operating parts 3 and rotate according to the part of pressing operating parts 3, effectively avoid the maloperation, the reliability is better.

The operating piece 3 is provided with a shifting block 31, and the shifting block 31 rotates along with the operating piece 3 to push the locking piece 4 to slide outwards. Operating parts 3 stretches into flip 2 inside through shifting block 31 and contradicts with retaining member 4, guarantees that operating parts 3 stably drives retaining member 4 and removes, realizes operating parts 3 and retaining member 4's linkage, and simultaneously, shifting block 31 supports and pushes away retaining member 4 unblocks in retaining member 4, and its operating parts 3 is more nimble with the mounted position and the mounting means of retaining member 4, can be suitable for flip 2 of different shapes and structure.

In this embodiment, flip 2's upper surface is equipped with the handle hole 212 that supplies operating part 3 to press the activity, for preventing that operating part 3 upwards separates with flip 2, operating part 3's bottom is equipped with outside convex spacing chimb 32, spacing chimb 32 upwards contradicts in flip 2's inner wall, not only restriction operating part 3 separates with flip 2, and block impurity and the liquid in flip 2 outside and get into between upper cover 21 and the lower cover 22 through the installation gap between operating part 3 and the handle hole 212, do benefit to the sanitary use of guaranteeing flip 2.

In order to ensure that the operating element 3 can be reset smoothly so as to be pressed again, the inside of the flip cover 2 is provided with a second return spring 52 for driving the operating element 3 to reset and a mounting groove 225 for mounting the second return spring 52, a supporting protrusion 226 is arranged on the bottom wall of the mounting groove 225, one end of the second return spring 52 extends into the mounting groove 225 and is sleeved outside the supporting protrusion 226, and the other end of the second return spring 52 is connected with the operating element 3. Thereby mounting groove 225 and support protrusion 226 combined action restrict the removal of second reset spring 52, second reset spring 52 guarantees the position unchangeably throughout in compression and reset process so, prevent to press in-process second reset spring 52 to appear shifting and can't normally drive operating parts 3 and reset, likewise, the other end of second reset spring 52 is connected with the card muscle 33 on the operating parts 3, prevent to press with reset in-process, second reset spring 52 staggers with operating parts 3 and causes conflict inefficacy between the two, guarantee that operating parts 3 can reliably press the operation repeatedly.

For limiting flip 2 relative lid base 1 lateral shifting and rotation, the inner wall of upper cover 21 is equipped with spacing protruding muscle 213, lid base 1's upper surface is equipped with spacing protruding muscle 12 down, go up spacing protruding muscle 213 and spacing protruding muscle 12 down and transversely contradict the cooperation in order to limit flip 2 relative lid base 1's lateral shifting, avoid flip 2 relative flip 2 and lid base 1's rotation junction to transversely rock, it can aim at with the knot position 11 on the lid base 1 to do benefit to latch hook 40 on the retaining member 4, guarantee that flip 2 can be smooth and easy lock closed and the unblock is opened.

In this embodiment, the cover base 1 is provided with a flow guide wall 13 with a spherical structure, and the flow guide wall 13 is provided with a drinking water port 131 communicated with the inner cavity of the cup body. Therefore, the flow guide wall 13 can guide liquid in the inner cavity of the cup body to flow to the drinking water port 131, the liquid is concentrated at the drinking water port 131, the water yield is ensured to be large enough, and the water outlet experience is good.

In order to ensure smooth water outlet, the cover base 1 is also provided with a vent hole 14, the drinking water port 131 and the vent hole 14 are both communicated with the inner cavity of the cup body, and the drinking water port 131 is not higher than the vent hole 14. The air vent 14 can balance air pressure in the inner cavity of the cup body and the outside to ensure smooth water outlet, the air vent 14 is close to the rotary connection part of the flip cover 2 and the cover base 1 relative to the drinking water port 131 in the radial direction, and the drinking water port 131 is not higher than the air vent 14 to prevent excessive liquid in the inner cavity of the cup body from sealing the air vent 14 in a liquid manner, so that the air pressure balance function of the air vent 14 is ensured to be effective.

In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.

Claims

1. The utility model provides a drinking cup, includes cup and bowl cover, and the bowl cover closes the lid base on the cup and covers the flip on the lid base including the lid, and the one end of lid base is equipped with detains position, the other end and flip and rotates and be connected, its characterized in that, flip is equipped with lateral sliding's retaining member, and flip and lid base pass through the retaining member and detain position locking cooperation, and the retaining member outwards slides and outwards protrudes out flip's lateral wall when detaining the position unblock.

2. The drinking cup as claimed in claim 1, wherein the outer peripheral side wall of the flip is provided with a movable hole for the locking member to be unlocked and extended, and the locking member is received in the movable hole when being locked and matched with the fastening position.

3. The drinking cup as claimed in claim 1, characterized in that the flip cover comprises an upper cover and a lower cover, the upper cover and the lower cover are connected, the flip cover is further provided with a resetting piece for sliding resetting after the locking piece is unlocked, and the resetting piece is hidden between the upper cover and the lower cover.

4. The drinking cup as claimed in claim 3, characterized in that the return element is a first return spring, which is arranged transversely in the flap, and one end of which inwardly abuts against the locking element and the other end of which outwardly abuts against the upper or lower cover.

5. The drinking cup as claimed in claim 4, wherein the inner side wall of the flip cover is provided with a limiting groove, and the other end of the first return spring extends outwards into the limiting groove and abuts against the bottom wall of the limiting groove; or the locking piece is provided with a positioning lug for installing and positioning the first return spring, and the first return spring is sleeved on the positioning lug; or one of the flip cover and the locking piece is provided with a guide convex block for guiding the locking piece to extend out and move to reset, and the other one of the flip cover and the locking piece is provided with a guide groove matched with the guide convex block.

6. The drinking cup as claimed in claim 3, characterized in that the lower surface of the upper cover is provided with an upper cover flange, and the side wall of the lower cover extends into the inner side of the upper cover flange and is clamped with the upper cover flange.

7. The drinking cup as claimed in claim 6, wherein the lower cover is provided with a rotation stopping rib on the peripheral side wall, the upper cover flange is provided with a rotation stopping notch, and the rotation stopping rib and the rotation stopping notch are matched to limit the rotation of the upper cover relative to the lower cover; or the upper end of the side wall of the lower cover is provided with a clamping hook protruding outwards, the lower surface of the upper cover is provided with a buckle matched with the clamping hook, and the buckle is positioned between the convex edge of the upper cover and the side wall of the upper cover.

8. The drinking cup as claimed in any one of claims 1 to 7, wherein an operating member is rotatably connected to the flip, and the operating member is pressed to rotate to drive the locking member to slide outwards and unlock the buckling position.

9. The drinking cup of claim 8, wherein the operating member is provided with a shifting block, and the shifting block rotates with the operating member to push the locking member to slide outwards; or the upper surface of the flip cover is provided with an operation hole for the operation piece to press and move, the bottom of the operation piece is provided with a limiting convex edge protruding outwards, and the limiting convex edge upwards props against the inner wall of the flip cover so as to limit the operation piece to be separated from the flip cover; or, flip's inside is equipped with the second reset spring that drives the operating parts and reset and is used for installing second reset spring's mounting groove, and the tank bottom wall of mounting groove is equipped with the support arch, and the one end of second reset spring stretches into in the mounting groove and the cover is located and is supported bellied outside, and the other end and the operating parts of second reset spring are connected.

10. The drinking cup as claimed in any one of claims 1 to 7, wherein the flip cover is provided with an upper limiting rib, the upper surface of the cover base is provided with a lower limiting rib, and the upper limiting rib and the lower limiting rib are in transverse interference fit to limit the transverse movement of the flip cover relative to the cover base; or the cover base is provided with a flow guide wall with a spherical structure, and the flow guide wall is provided with a drinking water port communicated with the inner cavity of the cup body; or the cover base is provided with a drinking water port and an air vent, the drinking water port and the air vent are both communicated with the inner cavity of the cup body, and the drinking water port is not higher than the air vent.