CN211155342U

CN211155342U - Vacuum thermos kettle's pot lid structure

Info

Publication number: CN211155342U
Application number: CN201921407050.6U
Authority: CN
Inventors: 古延民
Original assignee: Guangdong Longde Electric Appliance Co ltd
Current assignee: Guangdong Longde Electric Appliance Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-08-04
Anticipated expiration: 2029-08-27

Abstract

The utility model provides a use the health and make things convenient for kettle lid structure of vacuum thermo jug of dismouting, include the lower lid of being connected with the kettle mouth can be dismantled, locate down last lid on the lid and locate on the lid and can move flexible moving part about it relatively, it can supply the flexible chamber that holds of moving part activity to be equipped with on the last lid, the bottom outside that holds the chamber is located to lower lid cover, and be formed with the water holding chamber between the bottom outside that holds the chamber and the lower lid, top one side of going up the lid is equipped with and holds the communicating delivery port in water holding chamber, the bottom of lid is equipped with and holds the communicating water inlet in water holding chamber down, it can be along with the moving part activity from top to bottom in the water holding intracavity is used for opening and closing the valve member of water inlet, the moving part with hold and be equipped with the locking device that carries out the locking of moving part locking between the chamber so that the valve member closes the water inlet, be equipped with on the locking device when the moving part is pressed The valve assembly opens the water inlet.

Description

Vacuum thermos kettle's pot lid structure

[ technical field ] A method for producing a semiconductor device

The utility model relates to a kettle lid structure of a vacuum thermos kettle.

[ background of the invention ]

Traditional vacuum thermo jug is generally including the kettle body and threaded connection in pot lid on the kettle body top is equipped with corresponding case on the pot lid and opens and close the hu kou, on the circumference edge at this pot lid top was located to the delivery port of this thermo jug, if need add liquid in the kettle or wash it then need pull down the pot lid earlier, all need the direct contact pot lid in order to twist down it or connect it on the top of the kettle body during its dismouting, consequently difficult avoiding can contact the delivery port on the pot lid circumference edge, and then pollute the liquid of pouring out from the delivery port.

[ Utility model ] content

The to-be-solved technical problem of the utility model is to provide a pot lid structure of a vacuum thermos flask which is sanitary and convenient to disassemble and assemble.

The purpose of the utility model is realized like this:

a kettle cover structure of a vacuum thermo jug comprises a lower cover body detachably connected with a kettle mouth, an upper cover body arranged on the lower cover body and a moving part which is arranged on the upper cover body and can movably extend and retract up and down relative to the upper cover body, wherein a containing cavity for the moving part to movably extend and retract is arranged on the upper cover body, the lower cover body is covered on the outer side of the bottom of the containing cavity, a water containing cavity is formed between the outer side of the bottom of the containing cavity and the lower cover body, a water outlet communicated with the water containing cavity is arranged on one side of the top of the upper cover body, a water inlet communicated with the water containing cavity is arranged on the bottom of the lower cover body, a valve component which can move up and down along with the moving part and is used for opening and closing the water inlet is arranged in the water containing cavity, a locking device which locks the moving part when the moving part is completely sunk into the containing cavity is arranged between the moving part and the containing cavity so, the locking device is provided with an unlocking assembly which unlocks and pops open the movable member to extend out of the containing cavity when the movable member is pressed in a locking state, so that the water inlet is opened by the valve assembly.

By adopting the structure, when the locking device locks the moving part, the moving part is completely sunk into the containing cavity and the valve component closes the water inlet, at the moment, the moving part is flush with the upper surface of the upper cover body, so that the compactness and the integral aesthetic property of the structure of the water-saving cover are ensured, and the water-saving cover is sealed when the valve component closes the water inlet, so that the sealing and heat-preserving effects of the water-saving cover are ensured; when the moving part is pressed down in the locking state, the unblock subassembly unlocks it and pops open the moving part in order to stretch out and hold the chamber so that the valve member opens the water inlet, can empty the thermo jug and follow the liquid compliance of splendid attire in it through the water inlet this moment, hold water cavity and delivery port and pour out, if need pull down the pot lid structure in order conveniently to add liquid in the kettle or wash it this moment, then the usable moving part that stretches out and hold the chamber acts as the operating handle and carries out the dismouting with lid and hu kou under with, it is very convenient and sanitary.

According to the kettle lid structure of the vacuum thermos kettle, the bottom of the accommodating cavity extends downwards to form the first guide cylinder for the movable member to move up and down and stretch, correspondingly, the lower cover body is provided with the lower convex part for covering the first guide cylinder, the locking device is arranged between the first guide cylinder and the movable member, the first guide cylinder can provide a moving space for the movable member, so that the moving stroke of the movable member can be increased, the movable member can be completely sunk into the accommodating cavity during locking, the movable member is flush with the upper surface of the upper cover body, and the compactness and the overall attractiveness of the structure are guaranteed.

The valve component comprises a ring body sleeved outside the first guide cylinder, a plug body arranged on the ring body and used for opening and closing the water inlet, and a connecting rod arranged on the ring body and used for being connected with the moving part, wherein the upper end of the connecting rod penetrates through the accommodating cavity and is connected with the moving part, a sliding groove is formed in the upper end of the connecting rod, and a sliding block in sliding connection with the sliding groove is arranged at the bottom of the moving part. When the unblock subassembly was carried out the unblock with the moving part and is popped open, the moving part passes through slider and connecting rod and drives ring body upward movement to make the cock body open the water inlet, because the slider can slide from top to bottom in the spout, thereby further increase the moving part up-moving's movable stroke, thereby increase the activity and open to pop out and hold the outer volume of chamber in order to operate the movable block with lid and kettle mouth dismouting under with more conveniently.

The kettle cover structure of the vacuum thermos kettle comprises a clamping column arranged at the lower part of the first guide cylinder and a clamping piece arranged at the bottom of the moving part and used for being connected with the clamping column in a clamping manner, wherein a clamping hook is arranged on the clamping piece, a clamping groove for the clamping hook to be fastened is formed in the clamping column, and when the moving part is pressed down, the clamping piece moves downwards along with the moving part and enables the clamping hook to be fastened on the clamping groove in the clamping column, so that the moving part is locked to be completely sunk into the accommodating cavity and close the water inlet through the valve component.

The kettle cover structure of the vacuum thermos kettle comprises a first butt plane arranged at the connecting position between the clamping hook and the clamping piece, a second butt plane arranged at the top end of the clamping column and used for being in butt joint with the first butt plane when the moving piece is pressed down so that the clamping hook is spread and separated from the clamping groove, and a jacking spring arranged between the first guide cylinder and the moving piece and used for bouncing the moving piece away when the clamping hook is separated from the clamping groove. The movable part is pressed down when being in a locking state, the clamping piece moves downwards at the moment and enables a first butt plane on the clamping piece to be in butt joint with a second butt plane on the clamping column, the clamping hook is immediately unfolded to be disengaged from the clamping groove, the movable part is unlocked at the moment, and simultaneously under the jacking action of the jacking spring, the movable part is bounced off and extends out of the accommodating cavity, and the valve assembly is driven to open the water inlet.

According to the pot lid structure of the vacuum thermo jug, the water containing cavity is internally provided with the first water passing groove and the second water passing groove which are communicated, the water outlets comprise the first water outlet communicated with the first water passing groove and the two second water outlets communicated with the second water passing groove, and the first water outlet is arranged between the two second water outlets, so that the shunting is realized, and the stability of pouring liquid is improved.

According to the kettle lid structure of the vacuum thermos kettle, the upper lid body is provided with the cover plate, the edge of the bottom of the moving part is provided with the limiting clamping block which is abutted to the cover plate, the bottom of the moving part is further provided with the second guide cylinder which can move up and down in the first guide cylinder, the clamping piece is arranged in the second guide cylinder, and the jacking spring is sleeved in the second guide cylinder. Under the guide effect of first guide cylinder and second guide cylinder, the movable block can be in holding the stable activity from top to bottom of intracavity, and under the joint limiting displacement of spacing fixture block and lid, can prevent effectively that the moving part from popping out and breaking away from completely and holding the chamber.

According to the kettle lid structure of the vacuum thermos kettle, the through hole is formed in the connecting position of the clamping piece and the clamping hook so as to enhance the elastic deformation capacity of the clamping hook, and therefore the locking and unlocking stability of the clamping hook is enhanced.

According to the kettle lid structure of the vacuum thermos kettle, the outer side wall of the lower lid body is provided with the rotating protrusion connected with the rotating inclined groove on the inner side wall of the kettle opening in a clamped mode, the side wall of the accommodating cavity is provided with the guide groove, the bottom edge of the moving part is provided with the guide post capable of sliding up and down in the guide groove, and the outer side wall of the moving part is provided with the vertical convex edge along the circumferential direction of the outer side wall. The effect of vertical bead multiplicable its friction of holding the operation is in order to carry out the dismouting operation better, when rotating the moving part, because under direction and the limiting displacement of guide post and guide slot, the moving part drives the lid and rotates along with lower lid relative kettle mouth in the lump to will be down in the protruding screw in rotation chute of kettle mouth of rotation on the lid or make its dropout mutually in order to realize installation and dismantlement between lid and the kettle mouth down.

The vacuum thermos flask comprises a flask body and a flask cover structure arranged on the top of the flask body, wherein the flask cover structure comprises a lower cover body detachably connected with the flask opening, an upper cover body arranged on the lower cover body and a movable part arranged on the upper cover body and capable of movably stretching relative to the upper cover body and the lower cover body, a containing cavity capable of movably stretching and retracting is arranged on the upper cover body, the lower cover body is covered on the outer bottom side of the containing cavity, a water containing cavity is formed between the outer bottom side of the containing cavity and the lower cover body, a water outlet communicated with the water containing cavity and the flask nozzle is arranged on one side of the top of the upper cover body, a water inlet communicated with the water containing cavity is arranged on the bottom of the lower cover body, and a valve group capable of moving along with the upper movable part and the lower movable part and used for opening and closing the water inlet is arranged in the water containing cavity The piece, the moving part with be equipped with between the holding chamber and be used for locking the locking device of moving part makes when the locking the moving part can sink in completely the holding chamber makes the valve assembly will the water inlet is closed, be equipped with on the locking device when the moving part is pressed the unblock and will the moving part flicks in order to stretch out the unblock subassembly in holding chamber makes the valve assembly will the water inlet is opened. When the locking device locks the moving part, the moving part is completely sunk into the containing cavity and the water inlet is closed by the valve component, at the moment, the moving part is flush with the upper surface of the upper cover body, the compactness and the integral attractiveness of the structure of the moving part are ensured, and the water inlet is sealed while the valve component closes the water inlet, so that the sealing and heat-insulating effects of the moving part are ensured; when the moving part is pressed down in the locking state, the unblock subassembly unlocks it and pops open the moving part in order to stretch out and hold the chamber so that the valve member opens the water inlet, can empty the thermo jug and follow the liquid compliance of splendid attire in it through the water inlet this moment, hold water cavity and delivery port and pour out, if need pull down the pot lid structure in order conveniently to add liquid in the kettle or wash it this moment, then the usable moving part that stretches out and hold the chamber acts as the operating handle and carries out the dismouting with lid and hu kou under with, it is very convenient and sanitary.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic bottom structure of the present invention;

fig. 3 is a schematic structural view of the movable member of the present invention;

fig. 4 is a schematic view of the bottom structure of the upper cover body of the present invention;

fig. 5 is a schematic cross-sectional structural view of the present invention when the movable member is ejected out of the accommodating cavity (the movable member is in an unlocked state);

fig. 6 is a schematic cross-sectional view of the movable member of the present invention when the movable member is completely sunk into the accommodating cavity (the movable member is in a locked state);

fig. 7 is a schematic structural view of the locking device of the present invention;

fig. 8 is a schematic structural view of the accommodating chamber of the present invention;

fig. 9 is a schematic structural view of the limiting fixture block of the present invention abutting against the cover plate;

fig. 10 is one of the use state reference diagrams of the present invention;

fig. 11 is a second usage state reference diagram of the present invention.

[ detailed description ] embodiments

A pot lid structure of a vacuum thermo jug comprises a lower lid body 2 detachably connected with a pot mouth 11, an upper lid body 3 arranged on the lower lid body 2 and a moving part 4 arranged on the upper lid body 3 and movably telescopic up and down, wherein the upper lid body 3 is provided with a containing cavity 31 for the moving part 4 to movably telescopic, the lower lid body 2 is covered outside the bottom of the containing cavity 31, a water containing cavity 20 is formed between the outside of the bottom of the containing cavity 31 and the lower lid body 2, one side of the top of the upper lid body 3 is provided with a water outlet 32 communicated with the water containing cavity 20, the bottom of the lower lid body 2 is provided with a water inlet 21 communicated with the water containing cavity 20, a valve component 41 which can move up and down along with the moving part 4 and is used for opening and closing the water inlet 21 is arranged in the water containing cavity 20, a locking device 5 for locking the moving part 4 when the moving part 4 completely sinks into the containing cavity 31 is arranged between the moving part 4 and the containing cavity 31 so that the, the locking device 5 is provided with an unlocking component 6 which unlocks and pops open the movable member 4 when the movable member 4 is pressed in the locking state so as to extend out of the accommodating cavity 31, so that the valve component 41 opens the water inlet 21.

A first guide cylinder 311 for the movable element 4 to move up and down is extended downward from the bottom of the accommodating cavity 31, correspondingly, a lower protrusion 22 for covering the first guide cylinder 311 is arranged on the lower cover body 2, and the locking device 5 is arranged between the first guide cylinder 311 and the movable element 4.

The valve assembly 41 includes a ring 411 sleeved outside the first guiding cylinder 311, a plug 412 disposed on the ring 411 for opening and closing the water inlet 21, and a connecting rod 413 disposed on the ring 411 for connecting with the movable member 4, wherein an upper end of the connecting rod 413 passes through the accommodating chamber 31 and is connected with the movable member 4, an upper end of the connecting rod 413 is provided with a sliding groove 414, and a bottom of the movable member 4 is provided with a sliding block 42 slidably connected with the sliding groove 414. A waterproof rubber ring 415 is arranged at the position where the connecting rod 413 passes through the accommodating cavity 31. When the movable member 4 pops up, the slide block 42 is driven to slide up to the topmost part of the sliding groove 414, and the ring body 411 is driven to move up together, so that the ring body 411 is lifted up to the position attached to the bottom surface of the upper cover body 3, so that the water inlet 21 is opened by the plug body 412, at this time, the upward popping stroke of the movable member 4 is equal to the upward popping stroke of the ring body 411 plus the upward sliding stroke of the slide block 42 in the sliding groove 414 (the upward sliding stroke of the slide block 42 in the sliding groove 414 is about the length of the sliding groove 414), thereby ensuring that the movable member 4 can be popped out of the accommodating cavity 31 completely, and when being accommodated in the accommodating cavity 31, the compactness of the whole structure can be ensured. When the movable member 4 is pressed down, the movable member 4 moves downward together with the slider 42, and when the slider 42 slides to the bottom of the sliding groove 414, the ring 411 is driven to move downward together, so that the plug 412 closes and seals the water inlet 21.

The locking device 5 includes a locking post 51 disposed at the lower portion of the first guiding cylinder 311 and a locking member 52 disposed at the bottom of the movable member 4 and used for being locked with the locking post 51, the locking member 52 is provided with a hook 521, and the locking post 51 is provided with a slot 511 for locking the hook 521.

The unlocking assembly 6 includes a first abutting plane 61 disposed at a connection position between the hook 521 and the locking member 52, a second abutting plane 62 disposed at a top end of the locking post 51 and configured to abut against the first abutting plane 61 when the movable element 4 is pressed down so that the hook 521 is spread to be disengaged from the locking slot 511, and a pressing spring 63 disposed between the first guide cylinder 311 and the movable element 4 and configured to spring the movable element 4 when the hook 521 is disengaged from the locking slot 511.

The water containing cavity 20 is provided with a first water trough 201 and a second water trough 202 which are communicated with each other, the water outlet 32 comprises a first water outlet 321 communicated with the first water trough 201 and two second water outlets 322 communicated with the second water trough 202, and the first water outlet 321 is arranged between the two second water outlets 322. Preferably, the bottom of the lower cover 2 is provided with two water inlets 21 respectively communicated with the first water trough 201 and the second water trough 202, and correspondingly, the ring 411 is provided with two plugs 412 (rubber plugs) respectively used for opening and closing the two water inlets 21.

The upper cover body 3 is provided with a cover plate 33, the bottom edge of the movable element 4 is provided with a limit clamping block 43 which is abutted against the cover plate 33, the bottom of the movable element 4 is also provided with a second guide cylinder 44 which can move up and down in the first guide cylinder 311, the clamping piece 52 is arranged in the second guide cylinder 44, and the jacking spring 63 is sleeved in the second guide cylinder 44. Preferably, the ring 411 is fitted around the outside of the second guide cylinder 44 and is movable up and down relative thereto.

To enhance the elastic deformability of the hook 521, the fastener 52 is provided with a through hole 522 at a position connected to the hook 521.

The outer side wall of the lower cover body 2 is provided with a rotating bulge 23 clamped with the rotating chute 111 on the inner side wall of the spout 11, the side wall of the accommodating cavity 31 is provided with a guide groove 312, the bottom edge of the movable member 4 is provided with a guide post 46 capable of sliding up and down in the guide groove 312, and the outer side wall of the movable member 4 is provided with a vertical convex edge 45 along the circumferential direction thereof.

The vacuum thermos flask comprises a flask body 1 and a flask cover structure arranged on the top of the flask body 1, wherein the top of the flask body 1 is provided with a flask opening 11, one side of the flask body 1 is provided with a handle 12, the other side of the flask cover structure is provided with a flask spout 13 on the top, the flask cover structure comprises a lower flask cover 2 detachably connected with the flask opening 11, an upper flask cover 3 arranged on the lower flask cover 2 and a movable part 4 arranged on the upper flask cover 3 and movably telescopic relative to the upper and lower parts, the upper flask cover 3 is provided with a containing cavity 31 for the movable part 4 to movably telescopic, the lower flask cover 2 is covered on the outer side of the bottom of the containing cavity 31, a water containing cavity 20 is formed between the outer side of the bottom of the containing cavity 31 and the lower flask cover 2, one side of the top of the upper flask cover 3 is provided with a water outlet 32 communicated with the water containing cavity 20 and the flask spout 13, the bottom of the lower flask cover 2 is provided with a water inlet 21 communicated with the water containing cavity 20, a locking device 5 for locking the movable member 4 is arranged between the movable member 4 and the accommodating cavity 31 so that the movable member 4 can be completely sunk into the accommodating cavity 31 when being locked and the valve assembly 41 can close the water inlet 21, and an unlocking assembly 6 which is unlocked when the movable member 4 is pressed down and can flick the movable member 4 to extend out of the accommodating cavity 31 is arranged on the locking device 5 so that the water inlet 21 can be opened by the valve assembly 41. An arc surface A14 is arranged between the top edge of the pot opening 11 and the pot body 1, correspondingly, an arc surface B34 matched with the arc surface A14 is arranged at the bottom of the upper cover body 3, when the rotating bulge 23 on the lower cover body 3 is screwed into the rotating chute 111 of the pot opening 11, the pot cover structure is integrally installed on the pot body 1, and at the moment, the upper surface of the cover plate 33 is flush with the top edge of the pot body 1.

The utility model discloses during the use, in being absorbed in completely and holding chamber 31 as the moving part 4 that fig. 6 and 10 show, pothook 521 and draw-in groove 511 looks lock joint on the locking device 5 this moment to lock moving part 4, make valve component 41 close water inlet 21 in order to seal the heat preservation in the liquid of the internal 1 of kettle to the splendid attire, moving part 5 and the upper surface parallel and level of last lid 3 guarantee the compactedness and the whole aesthetic property of its structure this moment. When the movable element 4 is pressed down in the locked state, the fastener 52 moves downward and makes the first abutting plane 61 on the fastener abut against the second abutting plane 62 on the clamping column 51, and then the hook 521 is spread to be disengaged from the clamping slot 511, at this time, the movable element 4 is unlocked, at the same time, under the urging action of the urging spring 63, the movable member 4 is sprung open and extends out of the accommodation chamber 31 to the position shown in fig. 5 and 11, meanwhile, the valve assembly 41 is driven to open the water inlet 21, and at this time, the kettle body 1 can be poured to pour out the liquid contained in the kettle body 1 through the water inlet 21, the water containing cavity 20 (the first water through groove 201 and the second water through groove 202), the water outlet 32 (the first water outlet 321 and the second water outlet 322) and the kettle spout 13, and if sealing and heat preservation are needed again, the movable piece 4 is pressed down to enable the hook 521 on the locking device 5 to be buckled with the clamping groove 511 again. If the kettle cover structure needs to be detached to conveniently add liquid into the kettle or clean the kettle, the movable part 4 extending out of the containing cavity 31 can be used as an operation handle for detachment in the unlocking state, so that the kettle is very convenient and sanitary, the movable part 4 is directly rotated during detachment, under the guiding and limiting action of the guiding column 46 and the guiding groove 312, the movable member 4 drives the upper lid 3 and the lower lid 2 to rotate together relative to the spout 11, thereby the rotating bulge 23 on the lower cover body 2 is separated from the rotating inclined groove 111 of the kettle opening 11, thereby realizing the disassembly between the lower cover body 2 and the kettle opening 11 as shown in figure 1, taking down the kettle cover structure as a whole, sleeving the lower cover body 2 into the kettle opening 11 when in reinstallation, and the rotating bulge 23 on the lower cover body 2 is screwed into the rotating inclined groove 111 of the kettle opening 11 by rotating the movable piece 4, so as to realize the structural installation of the kettle cover, which is very simple and convenient.

Claims

1. The kettle cover structure of the vacuum heat preservation kettle is characterized by comprising a lower cover body (2) detachably connected with a kettle opening (11), an upper cover body (3) arranged on the lower cover body (2) and a movable part (4) which can movably stretch up and down relatively on the upper cover body (3), wherein a containing cavity (31) which can supply the movable part (4) to movably stretch up and down is arranged on the upper cover body (3), the lower cover body (2) is covered on the outer side of the bottom of the containing cavity (31), a water containing cavity (20) is formed between the outer side of the bottom of the containing cavity (31) and the lower cover body (2), a water outlet (32) communicated with the water containing cavity (20) is arranged on one side of the top of the upper cover body (3), a water inlet (21) communicated with the water containing cavity (20) is arranged at the bottom of the lower cover body (2), and the water containing cavity (20) is internally provided with the movable part (4) which can move up and down to open and close the water inlet (20) 21) The water inlet (21) is closed by the valve component (41), a locking device (5) which locks the moving component (4) when the moving component (4) completely sinks into the accommodating cavity (31) is arranged between the moving component (4) and the accommodating cavity (31), so that the water inlet (21) is closed by the valve component (41), and an unlocking component (6) which is used for unlocking and bouncing the moving component (4) to extend out of the accommodating cavity (31) when the moving component (4) is pressed down in a locking state is arranged on the locking device (5), so that the water inlet (21) is opened by the valve component (41).

2. The lid structure of a vacuum thermos bottle according to claim 1, wherein a first guide cylinder (311) for the movable member (4) to move up and down is extended downward from the bottom of the receiving chamber (31), and correspondingly, a lower protrusion (22) for covering the first guide cylinder (311) is provided on the lower lid body (2), and the locking device (5) is provided between the first guide cylinder (311) and the movable member (4).

3. The lid structure of a vacuum thermos bottle according to claim 2, wherein the valve assembly (41) comprises a ring body (411) sleeved outside the first guide cylinder (311), a plug body (412) disposed on the ring body (411) for opening and closing the water inlet (21), and a connecting rod (413) disposed on the ring body (411) for connecting with the movable member (4), wherein an upper end of the connecting rod (413) passes through the accommodating chamber (31) to be connected with the movable member (4), an upper end of the connecting rod (413) is provided with a sliding groove (414), and a sliding block (42) slidably connected with the sliding groove (414) is disposed at a bottom of the movable member (4).

4. The lid structure of a vacuum thermos bottle according to claim 2 or 3, wherein the locking device (5) comprises a latch post (51) disposed at the lower portion of the first guide cylinder (311) and a latch member (52) disposed at the bottom of the movable member (4) and adapted to be connected to the latch post (51) in a latching manner, the latch member (52) is provided with a hook (521), and the latch post (51) is provided with a slot (511) for the hook (521) to latch.

5. The lid structure of a vacuum thermos bottle according to claim 4, wherein the unlocking member (6) comprises a first abutting surface (61) provided at a connecting position between the hook (521) and the locking member (52), a second abutting surface (62) provided at a top end of the locking post (51) and adapted to abut against the first abutting surface (61) when the movable member (4) is pressed down so that the hook (521) is opened to be disengaged from the engaging groove (511), and a biasing spring (63) provided between the first guide cylinder (311) and the movable member (4) and adapted to bias the movable member (4) open when the hook (521) is disengaged from the engaging groove (511).

6. The lid structure of a vacuum thermos bottle according to claim 1, wherein the water receiving chamber (20) is provided with a first water trough (201) and a second water trough (202) communicating with each other, the water outlet (32) comprises a first water outlet (321) communicating with the first water trough (201) and two second water outlets (322) communicating with the second water trough (202), and the first water outlet (321) is provided between the two second water outlets (322).

7. The pot lid structure of a vacuum thermo jug according to claim 5, characterized in that the upper lid body (3) is provided with a cover plate (33), the bottom edge of the movable member (4) is provided with a limit block (43) abutting against the cover plate (33), the bottom of the movable member (4) is further provided with a second guide cylinder (44) which can move up and down in the first guide cylinder (311), the fastener (52) is arranged in the second guide cylinder (44), and the jacking spring (63) is sleeved in the second guide cylinder (44).

8. The lid structure of vacuum thermos according to claim 5, characterized in that the latch (52) has a through hole (522) at the position where it is connected to the hook (521).

9. The pot lid structure of a vacuum thermo jug according to claim 1, characterized in that the outer side wall of the lower lid body (2) is provided with a rotary protrusion (23) which is clamped with a rotary chute (111) on the inner side wall of the pot opening (11), the side wall of the accommodating cavity (31) is provided with a guide groove (312), the bottom edge of the movable member (4) is provided with a guide post (46) which can slide up and down in the guide groove (312), and the outer side wall of the movable member (4) is provided with a vertical rib (45) along the circumferential direction thereof.