Pressing type side water outlet pressure relief inner plug and cup cover

Abstract

The utility model discloses a push type side water outlet pressure relief inner plug and a cup cover, the inner plug comprises an inner plug main body, an umbrella piece is installed at the bottom of the inner plug main body, umbrella ribs of the umbrella piece extend upwards into an installation cavity of the inner plug main body and are sleeved with an umbrella buckle, and the umbrella buckle is elastically supported through a first elastic piece; a water outlet channel with the top open is formed in the position, located on the periphery of the mounting cavity, of the inner plug body, a water outlet hole penetrating vertically is formed in the bottom wall of the water outlet channel of the inner plug body, and the bottom of the water outlet hole is sealed through an umbrella body of the umbrella part. A pressing part is arranged in the mounting cavity of the inner plug body in a sliding mode, the umbrella buckle is pressed or released by pressing the pressing part, so that an umbrella body of the umbrella piece is driven to move downwards or be released upwards, and then the bottom of the water outlet hole of the inner plug body is opened or plugged. Compared with the prior art, the side water outlet inner plug has the advantages that smooth pressing of the pressing component of the side water outlet inner plug is achieved, and meanwhile the inner plug is convenient to disassemble and easy to clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to daily necessities technical field, concretely relates to a kind of press type side water pressure relief inner plug and cup cover. BACKGROUND

[0002] Cup cover inner plug is used for the sealing member in the inside of vacuum cup and the like container, and the main function is to prevent the liquid in the container from leaking and keep the temperature inside the container.

[0003] At present, there are half screwing cup cover inner plugs with side water outlet on the market, such as Chinese utility model patent application No. 202423301753.4. The above product needs to be rotated by a certain angle to pour water when in use, which is not convenient to use. To expand more user experience, the researchers designed a press type cup cover inner plug with side water outlet. The above structure has the problem of unsmooth pressing in the test experiment of large-capacity vacuum cup. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the deficiency of prior art, and provides a press type side water pressure relief inner plug and cup cover, to realize smooth pressing of side water inner plug pressing part, and the inner plug is convenient to disassemble and easy to clean.

[0005] The utility model is realized by the following technical solutions:

[0006] A press type side water pressure relief inner plug, comprising an inner plug main body, a mounting cavity is arranged at the center of the inner plug main body, an umbrella part is mounted at the bottom of the inner plug main body, the umbrella rib of the umbrella part extends upward into the mounting cavity of the inner plug main body and is sleeved with an umbrella buckle, and the umbrella buckle is elastically supported by a first elastic part arranged on the bottom wall of the mounting cavity; a water outlet channel with an open top is arranged on the outer periphery of the mounting cavity of the inner plug main body, a water outlet hole penetrating upward and downward is formed in the bottom wall of the water outlet channel of the inner plug main body, and the bottom of the water outlet hole is sealed by the umbrella body of the umbrella part; a pressing part is slidably arranged in the mounting cavity of the inner plug main body, the umbrella buckle is pressed or released by pressing the pressing part, so as to drive the umbrella body of the umbrella part to move downward or release upward, and then the bottom of the water outlet hole of the inner plug main body is opened or blocked.

[0007] As the preferred scheme of the above-mentioned press type side water pressure relief inner plug, the inner plug main body comprises a lower section inner plug seat and an upper section inner plug part, the lower section inner plug seat is a cavity structure with an open top, a first mounting part is arranged at the center of the cavity bottom of the lower section inner plug seat, a second mounting part is arranged at the bottom of the upper section inner plug part, the second mounting part is detachably connected with the first mounting part, the connection between the upper section inner plug part and the lower section inner plug seat is realized, the gap between the outer periphery of the upper section inner plug part and the lower section inner plug seat forms the water outlet channel, and the mounting cavity is arranged in the upper section inner plug part.

[0008] As a preferred scheme of the above-mentioned pressing type side water outlet pressure relief inner plug, the mounting cavity of the upper section inner plug member is fixedly mounted with an upper section top cover, a vertical channel is arranged inside the upper section top cover, the pressing component is slidingly arranged in the vertical channel of the upper section top cover and can only slide along the vertical direction, an upper section linkage member is arranged between the pressing component and the umbrella buckle, the upper section linkage member is uniformly distributed with a plurality of positioning ribs along the circumferential direction, the top surface of the positioning rib is a positioning inclined surface which is inclined along the circumferential direction, the bottom of the pressing component is provided with a ring of triangular protruding teeth, the two inclined sides of the protruding teeth are actuating inclined sides, the positioning inclined surface of the top of the positioning rib of the upper section linkage member is in inclined surface cooperation with the actuating inclined side of the protruding teeth of the bottom of the pressing component, a plurality of guide structures are uniformly distributed along the circumferential direction on the inner side wall of the vertical channel of the upper section top cover, the number of the guide structures is equal to that of the positioning ribs of the upper section linkage member, the gap between adjacent guide structures forms a first guide groove which extends vertically and is closed at the top, the bottom surface of each guide structure is two adjacent limiting inclined surfaces which are inclined along the circumferential direction, the vertical step between the two limiting inclined surfaces forms a limiting step, the two limiting inclined surfaces can be in inclined surface cooperation with the positioning inclined surface of the positioning rib in sequence, when the positioning rib is cooperated with the limiting step and the first guide groove respectively, the limiting step and the first guide groove respectively lock the circumferential rotation of the positioning rib, the upper section linkage member is respectively in a lower locking position and an upper locking position, and the umbrella member is respectively in a downward stretching state and an upward releasing state.

[0009] As a preferred scheme of the above-mentioned pressing type side water outlet pressure relief inner plug, a plurality of first guide protruding ribs are uniformly distributed along the circumferential direction on the outer side wall of the lower section of the pressing component, the plurality of first guide protruding ribs are in sliding cooperation with the plurality of first guide grooves in the upper section top cover, the plurality of first guide grooves respectively guide the vertical movement of the plurality of first guide protruding ribs, and the top wall of the first guide groove limits the upper limit position of the first guide protruding rib.

[0010] As a preferred scheme of the above-mentioned pressing type side water outlet pressure relief inner plug, a foolproof safety buckle is further arranged in the vertical channel of the upper section top cover, the foolproof safety buckle is located between the pressing component and the upper section top cover, a plurality of ejection ribs are uniformly distributed along the circumferential direction on the bottom of the foolproof safety buckle, the gap between adjacent ejection ribs forms an insertion gap, the first guide protruding rib of the pressing component is in sliding cooperation with the plurality of insertion gaps of the foolproof safety buckle one by one, the bottom of the ejection rib is provided with a triangular ejection portion, the two inclined sides of the triangular ejection portion of the ejection rib are ejection inclined sides, when the upper section linkage member is in the lower locking position, the plurality of ejection ribs of the foolproof safety buckle are respectively lifted upward by the high end of the positioning inclined surface of the positioning rib of the upper section linkage member one by one, so that the top end of the foolproof safety buckle protrudes above the upper section top cover.

[0011] As a preferred scheme of the above-mentioned pressing type side water outlet pressure relief inner plug, the bottom end of the umbrella rib is fixedly mounted with a first umbrella rib sealing ring, the umbrella body is movably sleeved on the lower section of the umbrella rib, and the umbrella body is elastically pressed downward by the second elastic member, so that the bottom of the umbrella body is elastically attached to the first umbrella rib sealing ring.

[0012] As the above-mentioned press type side water outlet pressure relief inner plug, the first mounting hole is arranged in the center of the first mounting part of the lower section inner plug seat, the umbrella rib of the umbrella member extends upward into the mounting cavity through the first mounting hole, and the second umbrella rib sealing ring is sleeved on the umbrella rib, and the gap between the umbrella rib and the inner side wall of the first mounting hole is sealed through the second umbrella rib sealing ring.

[0013] As the above-mentioned press type side water outlet pressure relief inner plug, the top part of the pressing part is provided with a top sheet, the part of the top sheet protruding circumferentially from the pressing part forms a limiting flange, the inner side wall of the foolproof safety buckle is provided with a stepped surface, and the limiting flange is matched with the stepped surface of the foolproof safety buckle, so that the upper limit position of the upward movement of the foolproof safety buckle is limited.

[0014] As the above-mentioned press type side water outlet pressure relief inner plug, the first mounting part and the second mounting part are detachably connected through threaded connection.

[0015] The utility model discloses still a cup cover, including outer cover and inner plug, the inner plug is above-mentioned press type side water outlet pressure relief inner plug.

[0016] Compared with the prior art, the utility model has the following advantages:

[0017] The press type side water outlet pressure relief inner plug and the cup cover provided by the utility model realize the lateral water outlet of the inner plug, ensure smooth pressing of the pressing part, when the inner pressure of the cup body is large, the inner pressure of the cup body can be released through the gap between the umbrella body and the umbrella rib in advance during downward pressing of the pressing part, and the effect of early pressure relief is achieved. Meanwhile, the slope between the pressing part and the upper section linkage member is matched, combined with the elastic supporting force of the first elastic member, and the movement track of the upper section linkage member is guided and limited by the guide structure on the inner side wall of the upper section top cover, so that the umbrella body of the umbrella member is in downward movement or upward release state in turn under the condition of adjacent two pressings. By means of the ingenious structure design, active control of the inner plug switch is realized. In addition, the inner plug is convenient to disassemble and clean, and the design of the foolproof safety buckle realizes double insurance for automatic closing of the inner plug, and effectively avoids the occurrence of water leakage of the inner plug. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the structure schematic view of the inner plug of the utility model.

[0019] Figure 2 is the longitudinal section view of the inner plug of the utility model.

[0020] Figure 3 is the three-dimensional assembly drawing of the pressing part and the upper section linkage member of the utility model.

[0021] Figure 4 is Figure 3 a split diagram.

[0022] Figure 5 is a longitudinal sectional view of the upper section top cover of the utility model.

[0023] Figure 6 is a longitudinal sectional view of the pressing part and the upper section top cover of the utility model.

[0024] Figure 7 is a longitudinal sectional view of the upper section linkage and the upper section top cover of the utility model.

[0025] Figure 8 is an assembly view of the pressing part, the upper section linkage and the foolproof safety buckle of the utility model.

[0026] Figure 9 is a structure schematic view of the foolproof safety buckle of the utility model.

[0027] Figure 10 is a longitudinal sectional view of the utility model in the pressure relief state of the inner plug.

[0028] Figure 11 is a longitudinal sectional view of the utility model in the completely open state of the inner plug.

[0029] Reference signs in the drawings: 1 inner plug main body; 2 umbrella rib; 3 umbrella buckle; 4 first elastic member; 5 water outlet channel; 6 water outlet hole; 7 umbrella body; 8 pressing part; 9 lower section inner plug seat; 10 upper section inner plug; 11 first installation part; 12 second installation part; 13 upper section top cover; 14 vertical channel; 15 upper section linkage; 16 positioning rib; 17 positioning inclined surface; 18 protruding tooth; 19 pushing inclined edge; 20 guide structure; 21 first guide groove; 22 first limiting inclined surface; 23 second limiting inclined surface; 24 limiting step; 25 first guide protruding rib; 26 foolproof safety buckle; 27 top sheet; 28 limiting flange; 29 step surface; 30 ejection rib; 31 insertion gap; 32 triangular ejection part; 33 ejection inclined edge; 34 first umbrella rib sealing ring; 35 second elastic member; 36 first installation hole; 37 second umbrella rib sealing ring; 38 filter screen; 39 cup mouth sealing ring; 40 umbrella body sealing ring. DETAILED DESCRIPTION

[0030] The embodiments of the utility model will be described in detail below, and the embodiments are implemented on the premise of the technical scheme of the utility model, and detailed implementation modes and specific operation processes are given, but the protection scope of the utility model is not limited to the following embodiments.

[0031] Reference Figures 1 to 11The embodiment discloses a press type side water outlet pressure relief inner plug, which comprises an inner plug body 1, a mounting cavity is arranged in the center of the inner plug body 1, an umbrella part is arranged at the bottom of the inner plug body 1, a rib 2 of the umbrella part extends upwards into the mounting cavity of the inner plug body 1 and is sleeved with an umbrella buckle 3, and the umbrella buckle 3 is elastically supported through a first elastic part 4 arranged on the bottom wall of the mounting cavity; a water outlet channel 5 with an open top is arranged on the outer periphery of the mounting cavity of the inner plug body 1, a water outlet hole 6 penetrating up and down is formed in the bottom wall of the water outlet channel 5 of the inner plug body 1, and the bottom of the water outlet hole 6 is sealed through a rib body 7 of the umbrella part; a pressing part 8 is slidably arranged in the mounting cavity of the inner plug body 1, the umbrella buckle 3 is pressed or released through pressing the pressing part 8, so that the rib body 7 of the umbrella part is driven to move downwards or to be released upwards, and then the bottom of the water outlet hole 6 of the inner plug body 1 is opened or blocked.

[0032] The inner plug body 1 comprises a lower section inner plug seat 9 and an upper section inner plug part 10, the lower section inner plug seat 9 is a cavity structure with an open top, a first mounting part 11 is arranged at the bottom center of the cavity of the lower section inner plug seat 9, a second mounting part 12 is arranged at the bottom of the upper section inner plug part 10, the second mounting part 12 is detachably connected with the first mounting part 11, the connection between the upper section inner plug part 10 and the lower section inner plug seat is realized, and the gap between the outer periphery of the upper section inner plug part 10 and the lower section inner plug seat 9 forms the water outlet channel 5, and the mounting cavity is arranged in the upper section inner plug part 10. The first mounting part 11 and the second mounting part 12 are both in a cylindrical structure, and the detachable connection between the first mounting part 11 and the second mounting part 12 is realized through a threaded connection. The inner plug body 1 is designed as the split type structure, so that the installation and dismounting of the parts are facilitated, and the inner plug body 1 is easy to clean. A cup mouth sealing ring 39 is arranged at the bottom periphery of the lower section inner plug seat 9 and is used for sealing the gap between the inner plug body 1 and the cup body mouth. A filter screen 38 is detachably arranged at the bottom of the lower section inner plug seat 9, the cup mouth sealing ring 39 hooks the top edge of the filter screen 38, the detachable connection between the filter screen 38 and the lower section inner plug seat 9 is realized, and the rib body 7 of the umbrella part is located in the filter screen 38.

[0033] The installation cavity of the upper section inner plug 10 is fixedly installed with an upper section top cover 13, the inside of the upper section top cover 13 is provided with a vertical channel 14, the pressing component 8 is slidingly arranged in the vertical channel 14 of the upper section top cover 13 and can only slide along the vertical direction, the upper section linkage 15 is arranged between the pressing component 8 and the umbrella buckle 3, the upper section linkage 15 is uniformly distributed with a plurality of positioning ribs 16 along the circumferential direction, the top surface of the positioning rib 16 is a positioning inclined surface 17 which is inclined along the circumferential direction, the bottom of the pressing component 8 is provided with a ring of triangular protruding teeth 18, the two inclined sides of the protruding teeth 18 are the actuating inclined sides 19, the positioning inclined surface 17 at the top of the positioning rib 16 of the upper section linkage 15 is in inclined surface cooperation with the actuating inclined side 19 of the protruding teeth 18 at the bottom of the pressing component 8, the inner side wall of the vertical channel 14 of the upper section top cover 13 is uniformly distributed with a plurality of guide structures 20 along the circumferential direction, the number of the guide structures 20 is equal to that of the positioning ribs 16 on the upper section linkage 15, the gap between adjacent guide structures 20 forms a first guide groove 21 which extends vertically and is closed at the top, the bottom surface of each guide structure 20 is adjacent to two limiting inclined surfaces which are inclined along the circumferential direction, the two limiting inclined surfaces are respectively a first limiting inclined surface 22 and a second limiting inclined surface 23, the vertical step between the two limiting inclined surfaces forms a limiting step 24, the two limiting inclined surfaces can be in inclined surface cooperation with the positioning inclined surface 17 of the positioning rib 16 in sequence, when the positioning rib 16 is in cooperation with the limiting step 24 and the first guide groove 21 respectively, the limiting step 24 and the first guide groove 21 respectively lock the circumferential rotation of the positioning rib 16, the upper section linkage 15 is respectively in a lower locking position and an upper locking position, and the umbrella part is respectively in a downward stretching state and an upward releasing state.

[0034] The outer side wall of the lower section of the pressing component 8 is uniformly distributed with a plurality of first guide protruding ribs 25 along the circumferential direction, the plurality of first guide protruding ribs 25 are in sliding cooperation with the plurality of first guide grooves 21 in the upper section top cover 13, the plurality of first guide grooves 21 respectively guide the vertical movement of the plurality of first guide protruding ribs 25, and the upper limit position of the first guide protruding ribs 25 is limited by the top wall of the first guide groove 21.

[0035] The vertical channel 14 of the upper section top cover 13 is also provided with a foolproof safety buckle 26 located between the pressing component 8 and the upper section top cover 13. The top of the pressing component 8 is provided with a top sheet 27 which can be clamped with the pressing component 8. The circumferential protrusion of the top sheet 27 from the pressing component 8 forms a limiting flange 28. The inner side wall of the foolproof safety buckle 26 is provided with a stepped surface 29. The limiting flange 28 cooperates with the stepped surface 29 of the foolproof safety buckle 26 to limit the upward movement of the foolproof safety buckle 26 to the upper limit position. The bottom of the foolproof safety buckle 26 is uniformly provided with a plurality of ejection ribs 30. The gap between the adjacent ejection ribs 30 forms an insertion gap 31. The first guide protruding rib 25 of the pressing component 8 is in one-to-one sliding cooperation with the insertion gap 31 of the foolproof safety buckle 26. The bottom of the ejection rib 30 is provided with a triangular ejection part 32. The two inclined sides of the triangular ejection part 32 of the ejection rib 30 are the ejection inclined sides 33. When the upper section linkage 15 is in the lower locking position, the ejection rib 30 of the foolproof safety buckle 26 is one-to-one corresponding to the high end of the positioning inclined surface 17 of the positioning rib 16 of the upper section linkage 15, which is pushed upward, so that the top end of the foolproof safety buckle 26 protrudes above the upper section top cover 13.

[0036] The bottom end of the rib 2 is fixed with a first rib sealing ring 34. The umbrella body 7 is movably sleeved on the lower section of the rib 2 and is elastically pressed downward by the second elastic member 35, so that the bottom of the umbrella body 7 is elastically attached to the first rib sealing ring 34. The center of the first installation part 11 of the lower section inner plug seat 9 is provided with a first installation hole 36. The rib 2 of the umbrella member extends upward into the installation cavity through the first installation hole 36. The rib 2 is sleeved with a second rib sealing ring 37, which seals the gap between the rib 2 and the inner side wall of the first installation hole 36. The umbrella body 7 is provided with an umbrella body sealing ring 40. The umbrella body 7 is sealed and connected to the bottom of the lower section inner plug seat 9 through the umbrella body sealing ring 40.

[0037] The embodiment also discloses a cup cover comprising an outer cover and an inner plug. The inner plug is the above-mentioned pressing type side water outlet pressure relief inner plug. The outer cover and the inner plug are detachably connected, for example, through threaded connection or magnetic attraction connection.

[0038] When the inner plug is in the closed state, the upper section linkage 15 is in the upper locking position. At this time, each positioning rib 16 of the upper section linkage 15 is respectively in each first guide groove 21 of the upper section top cover 13. Under the action of the elastic force of the first elastic member 4, the upper section linkage 15 pushes the pressing component 8 upward to the upper limit position, that is, the first guide protruding rib 25 of the pressing component 8 is respectively in the upper limit position of each first guide groove 21. The umbrella body 7 of the umbrella member is in the upward release state, and the inner plug body 1 water outlet hole 6 is blocked by the umbrella body 7 of the umbrella member.

[0039] When the inner plug needs to be opened, the top sheet 27 is pressed downward, the pressing component 8 moves downward together with the top sheet 27, the convex teeth 18 at the bottom of the pressing component 8 push the positioning ribs 16 of the upper section linkage 15 downward, so that the positioning ribs 16 move vertically downward along the first guide grooves 21 of the inner side wall of the upper section top cover 13, in the process, the upper section linkage 15 pushes the umbrella rib 2 of the umbrella piece downward, when the cup body contains hot water and the air pressure in the cup body is large, the umbrella body 7 of the umbrella piece is not pushed upward with the umbrella rib 2 and does not move downward together with the umbrella rib 2, so that the umbrella rib 2 and the umbrella body 7 move relatively vertically, the air in the cup body escapes through the gap between the umbrella body 7 and the umbrella rib 2, so that the air pressure in the cup body is reduced, and the pressure relief is realized in advance, and after the pressure relief, the pressing operation of the pressing component 8 is realized. Continue to press the top sheet 27 until the top end of the positioning rib 16 is separated from the bottom end of the first guide groove 21, at this time, the positioning rib 16 is unlocked in the circumferential direction. With the continuous downward movement of the convex teeth 18 of the pressing component 8, the positioning rib 16 will rotate counterclockwise under the slope cooperation between the driving slope 19 of the convex tooth 18 and the positioning slope 17 of the positioning rib 16 and the elastic support of the first elastic member 4, the positioning rib 16 drives the upper section linkage 15 to rotate counterclockwise, in the process, the positioning slope 17 of the positioning rib 16 will be in slope cooperation with the first limiting slope 22 at the bottom of the next guide structure 20, the movement track of the positioning rib 16 is guided by the first limiting slope 22, then the top sheet 27 is released, until the side edge of the positioning rib 16 is in contact with the corresponding limiting step 24, the positioning rib 16 is locked at this position, at this time, the upper section linkage 15 is at the lower locking position, the umbrella body 7 of the umbrella piece moves downward together with the umbrella rib 2 to the downward extending state, at this time, the umbrella body 7 of the umbrella piece is completely separated from the bottom of the inner plug body 1, the water outlet hole 6 of the inner plug body 1 is opened, the water outlet channel 5 of the inner plug body 1 and the inner cavity of the cup body are connected through the water outlet hole 6, and the water can be discharged laterally through the water outlet channel 5 of the inner plug body 1. At the same time, in the process, the positioning slope 17 of the positioning rib 16 of the upper section linkage 15 pushes the top-out ribs 30 of the fool-proof safety buckle 26 upward, so that the fool-proof safety buckle 26 is pushed upward, until the top end of the fool-proof safety buckle 26 protrudes above the upper section top cover 13.

[0040] When it is needed to close the inner plug, the top sheet 27 is pressed downward, the pressing component 8 moves downward together with the top sheet 27, the convex teeth 18 at the bottom of the pressing component 8 push the positioning ribs 16 of the upper section linkage 15 downward, so that each positioning rib 16 moves vertically downward along each limiting step 24 of the inner side wall of the upper section top cover 13, until the top end of each positioning rib 16 is separated from the bottom end of each limiting step 24, at this time, the circumferential direction of the positioning rib 16 is not blocked, i.e. the circumferential direction of the positioning rib 16 is unlocked; with the continuous downward movement of the convex teeth 18 of the pressing component 8, under the slope cooperation between the pushing slope 19 of the convex teeth 18 and the positioning slope 17 of the positioning rib 16, and the elastic support of the first elastic member 4, the positioning rib 16 will rotate counterclockwise, driving the upper section linkage 15 to rotate counterclockwise, in this process, the positioning slope 17 of the positioning rib 16 will be in slope cooperation with the second limiting slope 23 at the bottom of the guide structure 20, guiding the movement track of the positioning rib 16 through the second limiting slope 23, until the positioning slope 17 of the positioning rib 16 rotates counterclockwise to pass through the second limiting slope 23 and enters the first guide groove 21 of the inner side wall of the upper section top cover 13, the first guide groove 21 limits the circumferential rotation of the positioning rib 16; at this time, the top sheet 27 is released, under the elastic force of the first elastic member 4, the positioning rib 16 is lifted in the first guide groove 21, the pressing component 8 is also lifted upward, until each first guide convex rib 25 of the pressing component 8 abuts against the top wall of each first guide groove 21, each positioning rib 16 of the upper section linkage 15 is locked at this position, at this time, the upper section linkage 15 is at the upper locking position. In this process, the umbrella member is lifted and reset by the first elastic member 4, the umbrella body 7 of the umbrella member is in an upward releasing state, the water outlet hole 6 bottom of the inner plug main body 1 is re-sealed by the umbrella body 7 of the umbrella member; and the positioning slope 17 of the positioning rib 16 of the upper section linkage 15 gradually separates from the plurality of ejection ribs 30 of the foolproof safety buckle 26, the foolproof safety buckle 26 is released and moves downward and resets under the action of its own gravity.

[0041] When it is needed to close the inner plug, the top sheet 27 is pressed downward, the top sheet 27 is pressed downward, the pressing component 8 moves downward together with the top sheet 27, the convex teeth 18 at the bottom of the pressing component 8 push the positioning ribs 16 of the upper section linkage 15 downward, so that each positioning rib 16 moves vertically downward along each limiting step 24 of the inner side wall of the upper section top cover 13, until the top end of each positioning rib 16 is separated from the bottom end of each limiting step 24, at this time, the circumferential direction of the positioning rib 16 is not blocked, i.e. the circumferential direction of the positioning rib 16 is unlocked; with the continuous downward movement of the convex teeth 18 of the pressing component 8, under the slope cooperation between the pushing slope 19 of the convex teeth 18 and the positioning slope 17 of the positioning rib 16, and the elastic support of the first elastic member 4, the positioning rib 16 will rotate counterclockwise, driving the upper section linkage 15 to rotate counterclockwise, in this process, the positioning slope 17 of the positioning rib 16 will be in slope cooperation with the second limiting slope 23 at the bottom of the guide structure 20, guiding the movement track of the positioning rib 16 through the second limiting slope 23, until the positioning slope 17 of the positioning rib 16 rotates counterclockwise to pass through the second limiting slope 23 and enters the first guide groove 21 of the inner side wall of the upper section top cover 13, the first guide groove 21 limits the circumferential rotation of the positioning rib 16; at this time, the top sheet 27 is released, under the elastic force of the first elastic member 4, the positioning rib 16 is lifted in the first guide groove 21, the pressing component 8 is also lifted upward, until each first guide convex rib 25 of the pressing component 8 abuts against the top wall of each first guide groove 21, each positioning rib 16 of the upper section linkage 15 is locked at this position, at this time, the upper section linkage 15 is at the upper locking position. In this process, the umbrella member is lifted and reset by the first elastic member 4, the umbrella body 7 of the umbrella member is in an upward releasing state, the water outlet hole 6 bottom of the inner plug main body 1 is re-sealed by the umbrella body 7 of the umbrella member; and the positioning slope 17 of the positioning rib 16 of the upper section linkage 15 gradually separates from the plurality of ejection ribs 30 of the foolproof safety buckle 26, the foolproof safety buckle 26 is released and moves downward and resets under the action of its own gravity.

[0042] The embodiment is provided with the foolproof safety buckle 26, when the outer cover is put on the inner plug, the convex foolproof safety buckle 26 is pressed downward by the outer cover, realizing the automatic closing of the inner plug. Even if the top sheet 27 is forgotten to be pressed to close the inner plug, the outer cover is put on to realize the automatic closing of the inner plug, double insurance, effectively avoiding the water leakage of the inner plug.

[0043] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A press-type side water outlet pressure relief inner plug, comprising an inner plug body, a mounting cavity is arranged in the center of the inner plug body, an umbrella part is mounted at the bottom of the inner plug body, the umbrella rib of the umbrella part extends upward into the mounting cavity of the inner plug body and is sleeved with an umbrella buckle, and the umbrella buckle is elastically supported by a first elastic member arranged on the bottom wall of the mounting cavity; characterized in that: The inner plug body is provided with a water outlet channel with an open top on the outer periphery of the installation cavity, and the bottom wall of the water outlet channel of the inner plug body is provided with a water outlet hole extending upward and downward, and the bottom of the water outlet hole is sealed by the umbrella body of the umbrella part; the installation cavity of the inner plug body is slidably provided with a pressing component, and the pressing or release of the umbrella buckle is realized by pressing the pressing component, so as to drive the umbrella body of the umbrella part to move downward or release upward, thereby realizing the opening or plugging of the bottom of the water outlet hole of the inner plug body.

2. A press-to-connect side outlet pressure relief internal ferrule as defined in claim 1, wherein: The inner plug body includes a lower section inner plug seat and an upper section inner plug part, the lower section inner plug seat is a cavity structure with an open top, the cavity bottom center of the lower section inner plug seat is provided with a first installation part, the bottom of the upper section inner plug part is provided with a second installation part, the second installation part is detachably connected with the first installation part, the connection between the upper section inner plug part and the lower section inner plug seat is realized, and the gap between the outer periphery of the upper section inner plug part and the lower section inner plug seat forms the water outlet channel, and the installation cavity is arranged in the upper section inner plug part.

3. A press-to-connect side outlet pressure relief internal ferrule as defined in claim 2 wherein: The installation cavity of the upper section inner plug part is fixedly provided with an upper section top cover, a vertical channel is arranged in the inner part of the upper section top cover, the pressing component is slidably arranged in the vertical channel of the upper section top cover and can only slide vertically, the upper section linkage part is arranged between the pressing component and the umbrella buckle, a plurality of positioning ribs are uniformly distributed along the circumference of the upper section linkage part, the top surface of the positioning rib is a positioning inclined surface inclined along the circumference, the bottom of the pressing component is provided with a ring of triangular teeth, the two inclined sides of the teeth are inclined sides for pushing, the positioning inclined surface of the top of the positioning rib of the upper section linkage part is in inclined surface cooperation with the pushing inclined side of the teeth at the bottom of the pressing component, a plurality of guide structures are uniformly distributed along the circumference on the inner side wall of the vertical channel of the upper section top cover, the number of the guide structures is equal to the number of the positioning ribs of the upper section linkage part, the gap between adjacent guide structures forms a first guide groove extending vertically and closed at the top, the bottom surface of each guide structure is two adjacent limiting inclined surfaces inclined along the circumference, the vertical step between the two limiting inclined surfaces forms a limiting step, and the two limiting inclined surfaces can be in inclined surface cooperation with the positioning inclined surface of the positioning rib in sequence; when the positioning rib is matched with the limiting step and the first guide groove respectively, the limiting step and the first guide groove respectively lock the circumferential rotation of the positioning rib, the upper section linkage part is respectively in a lower locking position and an upper locking position, and the umbrella part is respectively in a downward extending state and an upward releasing state.

4. The press-type side water outlet pressure relief inner plug according to claim 3, characterized in that: A plurality of first guide convex ribs are uniformly distributed along the circumference on the outer side wall of the lower section of the pressing component, the plurality of first guide convex ribs are in sliding cooperation with the plurality of first guide grooves in the upper section top cover, the plurality of first guide grooves guide the vertical movement of the plurality of first guide convex ribs respectively, and the upper limit position of the first guide convex rib is limited by the top wall of the first guide groove.

5. A press-to-connect side outlet pressure relief internal ferrule according to claim 4, wherein: The vertical channel of the upper section top cover is also provided with a foolproof safety buckle between the pressing part and the upper section top cover, the bottom of the foolproof safety buckle is uniformly distributed with a plurality of ejection ribs in the circumferential direction, the gap between adjacent ejection ribs forms an insertion gap, the first guide rib of the pressing part and the plurality of insertion gaps of the foolproof safety buckle are one-to-one sliding fit, the bottom of the ejection rib is provided with a triangular ejection part, the two inclined sides of the triangular ejection part of the ejection rib are ejection inclined sides, when the upper section linkage is in the lower locking position, the plurality of ejection ribs of the foolproof safety buckle are one-to-one corresponding to be upwardly ejected by the high end of the positioning inclined surface of the positioning rib of the upper section linkage, so that the top end of the foolproof safety buckle protrudes above the upper section top cover.

6. A press-to-connect side outlet pressure relief internal ferrule according to claim 3, wherein: The first rib seal ring is fixed at the bottom end of the rib, the umbrella body is movably sleeved on the lower section of the rib, and the umbrella body is elastically pressed downward by the second elastic member, so that the bottom of the umbrella body is elastically attached to the first rib seal ring.

7. The press-to-connect side outlet pressure relief inside plug of claim 3, wherein: The first installation hole is formed in the center of the first installation part of the lower section inner plug seat, the rib of the umbrella part is upwardly inserted into the installation cavity through the first installation hole, the second rib seal ring is sleeved on the rib, and the gap between the rib and the inner side wall of the first installation hole is sealed by the second rib seal ring.

8. The press-to-connect side outlet pressure relief internal ferrule of Claim 5, wherein: The top part of the pressing part is provided with a top sheet, the part of the top sheet protruding in the circumferential direction of the pressing part forms a limiting flange, the inner side wall of the foolproof safety buckle is provided with a stepped surface, the limiting flange and the stepped surface of the foolproof safety buckle are matched to limit the uppermost position of the upward movement of the foolproof safety buckle.

9. The press-to-connect side outlet pressure relief inside plug of claim 2, wherein: The first installation part and the second installation part are detachably connected through threaded connection.

10. A cup lid comprising an outer lid and an inner plug, characterised in that: The inner plug is the pressing type side water outlet pressure relief inner plug in any one of claims 1 to 9.

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