CN203226669U

CN203226669U - Overflow-preventing automatic pressure relief teapot lid

Info

Publication number: CN203226669U
Application number: CN 201320227451
Authority: CN
Inventors: 李香秀
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-04-15
Filing date: 2013-04-15
Publication date: 2013-10-09
Anticipated expiration: 2023-04-15

Abstract

The utility model discloses an overflow-preventing automatic pressure relief teapot lid and relates to a teapot lid. The teapot lid is characterized in that a necking-down annular cylinder (17) is disposed on the lower portion of an annular protrusion (9) on the outer periphery of the teapot lid, an upper protruding ring (20) of a connecting plate (21) is connected with the annular cylinder, a downward inner cylinder (8) is disposed on the upper face of the teapot lid, an inner protruding ring (10) is disposed at the lower end of the inner cylinder, a downward extending ring (7) is disposed on the outer periphery of an inner lid (5), a plurality of pressure relief ports (6) are evenly distributed on the downward extending ring, the lower-end screw (3) of a slide rod (2) is disposed below a handle (1), the lower-end screw (3) penetrates a through hole (4) of the inner lid to be fixedly connected to the middle of the connecting plate, a plurality of through openings (15) are formed in the connecting plate, and the periphery of the connecting plate are respectively fixedly connected to the upper ends of at least three elastic clamp pieces (13). When steam pressure in a teapot is excessively high, the inner lid moves up along the slide rod, and accordingly the inner lid and the teapot lid are separated, and large-area pressure relief is achieved.

Description

A kind of anti-overflow releasing pressure automatically lid

[technical field]

The utility model relates to a kind of lid, especially relates to a kind of kettle teapot anti-overflow releasing pressure automatically lid.

[background technology]

Known, kettle teapot is in the process of heating up water, in case water temperature reaches or when spending near 100, be subjected to the impact of steam, be easy to make pot lid to upper punch, boiling water just overflows along teapot is suitable for reading, thereby the water that overflows is put liquefied gas out by water combustion gas is assembled in the room, just can blast in case meet naked light, produce adverse consequences; This is because due to the existing pot lid design defect, pot lid is provided with a very little relief hole, can not quick pressure releasing when water is opened, and pot lid and teapot suitable for reading between without any constraint, so steam and boiling water just can be easily with pot lid jack-up, thereby cause dangerous generation; At the existing defective of existing pot lid, be necessary that by architecture advances formation can be taken precautions against the pot lid that the spilling water phenomenon takes place and takes precautions against the security incident generation.

[utility model content]

In order to overcome the deficiency in the background technology, the utility model discloses a kind of anti-overflow releasing pressure automatically lid, utilize pot lid in cover setting pressure relief opening form the vent pathway of steam, when water vapour pressure is excessive, inner cap just can be up along slide bar, thereby inner cap and pot lid are broken away from, realize large-area pressure release, effectively reduced the generation of spilling water phenomenon.

For realizing above-mentioned utility model purpose, the utility model adopts following technical scheme:

A kind of anti-overflow releasing pressure automatically lid, comprise handle, slide bar, inner cap, pot lid and terminal pad, the annular protrusion bottom of pot lid outer rim is provided with the annular canister of necking down, the last protruding ring of terminal pad connects described annular canister, upper side middle part at pot lid is provided with downward inner core, and the lower end of described inner core is provided with the internal projection ring; The outer rim bottom of inner cap is provided with downward extended loop, is evenly distributed with a plurality of pressure relief openings at downward extended loop; The lower end screw rod that the handle bottom arranges slide bar passes the middle part of fixedly connected terminal pad after the perforation of inner cap; Wherein be provided with the opening of a plurality of up/down perforations at terminal pad, the upper end of fixedly connected at least three elastic cards of difference around terminal pad.

Described anti-overflow releasing pressure automatically lid, the outer edge surface of protruding ring is provided with external screw thread on the described terminal pad, and the external screw thread of last protruding ring connects the internal thread that pot lid annular canister inwall arranges.

Described anti-overflow releasing pressure automatically lid, bottom surfaces is embedded around the upper end of at least three described elastic cards and the terminal pad is connected, the middle part of at least three described elastic cards is respectively equipped with outside arc-shaped convex, forms clamping to teapot position suitable for reading by arc-shaped convex.

Described anti-overflow releasing pressure automatically lid is provided with nut on the screw rod top of slide bar lower end, and the screw rod middle part is in the circular hole of inner cap, is provided with nut in the bottom of screw rod; Form terminal pad in the locking at screw rod middle part by the nut on screw rod top and the nut of bottom.

Described anti-overflow releasing pressure automatically lid is provided with relief hole interior covering.

Owing to adopted technique scheme, the utlity model has following beneficial effect:

Anti-overflow releasing pressure automatically lid described in the utility model, the utility model on the lid of cold water of will packing into during use, be stuck on the teapot inwall suitable for reading by the elastic card that arranges on the utility model terminal pad, the effect that the utility model is subjected to elastic card when water is held can not break away from teapot, the steam that rises and hot water impact inner cap, make inner cap up along slide bar, in the pressure relief opening that covers just form and lead to outside pressure release path in the teapot, the steam that rises is via the opening of terminal pad, the pressure relief opening of inner cap effluxes, when the steam that rises and boiling water pressure are excessive, inner cap just can be up along slide bar, thereby inner cap and pot lid are broken away from, form bigger pressure release path between inner cap and the pot lid, thereby realize large-area pressure release, effectively reduced the generation of spilling water phenomenon; Pot lid oneself height described in the utility model also can form the stopping of spilling water, had further guaranteed effective minimizing of spilling water phenomenon, had realized the purpose that safety is heated up water.

[description of drawings]

Fig. 1 is assembly structure schematic diagram of the present utility model;

Fig. 2 is structural representation of the present utility model;

Fig. 3 is terminal pad plan structure schematic diagram of the present utility model;

Among the figure: 1, handle; 2, slide bar; 3, screw rod; 4, perforation; 5, inner cap; 6, pressure relief opening; 7, downward extended loop; 8, inner core; 9, annular protrusion; 10, internal projection ring; 11, internal thread; 12, external screw thread; 13, elastic card; 14, nut; 15, opening; 16, circular hole; 17, annular canister; 18, step; 19, relief hole; 20, go up protruding ring; 21, terminal pad.

[specific embodiment]

Can explain the utility model in more detail by the following examples, the utility model is not limited to the following examples, and open the purpose of this utility model is intended to protect all changes and improvements in the utility model scope;

Anti-overflow releasing pressure automatically lid described in 1～3 by reference to the accompanying drawings, comprise handle 1, slide bar 2, inner cap 5, pot lid and terminal pad 21, annular protrusion 9 bottoms of pot lid outer rim are provided with the annular canister 17 of necking down, the outer edge surface of protruding ring 20 is provided with external screw thread 12 on the terminal pad 21, the external screw thread 12 of last protruding ring 20 connects the internal thread 11 that pot lid annular canister 17 inwalls arrange, upper side middle part at pot lid is provided with downward inner core 8, the lower end of described inner core 8 is provided with internal projection ring 10, the upper side of described internal projection ring 10 forms the step 18 that prevents that inner cap 5 described downward extended loops 7 from falling, and just downward extended loop 7 lower ends of inner cap 5 are pressed on the described step 18; Be provided with relief hole 19 at inner cap 5, the outer rim bottom of inner cap 5 is provided with downward extended loop 7, is evenly distributed with a plurality of pressure relief openings 6 at downward extended loop 7; The lower end screw rod 3 that handle 1 bottom arranges slide bar 2 passes the middle part of the fixedly connected terminal pads 21 in perforation 4 backs of inner cap 5, is provided with nut 14 on screw rod 3 tops of slide bar 2 lower ends, and screw rod 3 middle parts are in the circular hole 16 of inner cap 5, are provided with nut 14 in the bottom of screw rod 3; Form terminal pad 21 in the locking at screw rod 3 middle parts by the nut 14 on screw rod 3 tops and the nut 14 of bottom; Wherein be provided with the opening 15 of a plurality of up/down perforations at terminal pad 21, bottom surfaces is embedded around the upper end of at least three described elastic cards 13 and the terminal pad 21 is connected, the middle part of at least three described elastic cards 13 is respectively equipped with outside arc-shaped convex, forms clamping to teapot position suitable for reading by arc-shaped convex.

Implement anti-overflow releasing pressure automatically lid described in the utility model, when making the utility model, the pot lid middle part is arranged a ring-shaped depression, the step 18 that the internal projection ring 10 that utilizes ring-shaped depression inner core 8 bottoms to arrange forms above, make the downward extended loop 7 of inner cap 5 inner cap 5 when time spent or initial stage do not heat up water be on the step 18 that forms above the described internal projection ring 10, the least possible loss of temperature when guaranteeing to heat up water, the utility model on the lid of cold water of will packing into during use, be stuck in around the teapot inwall suitable for reading by the elastic card 13 that arranges on the utility model terminal pad 21, the effect that the utility model is subjected to elastic card 13 when water is held can not break away from teapot, and pot lid height described in the utility model also can make the excessive difficulty of hot water strengthen, the steam that rises in the described boiling water and hot water impact inner cap 5, make the perforation 4 at inner cap 5 middle parts be with inner cap 5 up along slide bar 2, when the pressure relief opening 6 on the inner cap 5 exposes in atmosphere, pressure relief opening 6 on the inner cap 5 just forms and leads to outside pressure release path in the teapot, the steam that rises is via the opening 15 of terminal pad 21, the pressure relief opening of inner cap 5 effluxes, when if the steam that rises and boiling water pressure are excessive, inner cap 5 just can be up along slide bar 2, thereby it is up along slide bar 2 that inner cap 5 is continued, the downward extended loop 7 of described inner cap 5 breaks away from pot lid, form bigger pressure release path between the downward extended loop 7 of inner cap 5 and pot lid inner core 8 are suitable for reading, thereby realize large-area pressure release.

The utility model does not describe part in detail and is prior art.

Claims

1. anti-overflow releasing pressure automatically lid, comprise handle (1), slide bar (2), inner cap (5), pot lid and terminal pad (21), it is characterized in that: the annular protrusion of pot lid outer rim (9) bottom is provided with the annular canister (17) of necking down, the last protruding ring (20) of terminal pad (21) connects described annular canister (17), upper side middle part at pot lid is provided with downward inner core (8), and the lower end of described inner core (8) is provided with internal projection ring (10); The outer rim bottom of inner cap (5) is provided with downward extended loop (7), is evenly distributed with a plurality of pressure relief openings (6) at downward extended loop (7); The lower end screw rod (3) that handle (1) bottom arranges slide bar (2) passes the middle part of perforation (4) the fixedly connected terminal pad in back (21) of inner cap (5); Wherein be provided with the opening (15) of a plurality of up/down perforations at terminal pad (21), the upper end of fixedly connected at least three elastic cards of difference (13) around terminal pad (21).

2. anti-overflow releasing pressure automatically lid according to claim 1, it is characterized in that: the outer edge surface that described terminal pad (21) is gone up protruding ring (20) is provided with external screw thread (12), and the external screw thread (12) of last protruding ring (20) connects the internal thread (11) that pot lid annular canister (17) inwall arranges.

3. anti-overflow releasing pressure automatically lid according to claim 1, it is characterized in that: bottom surfaces is embedded around the upper end of at least three described elastic cards (13) and the terminal pad (21) is connected, the middle part of at least three described elastic cards (13) is respectively equipped with outside arc-shaped convex, forms clamping to teapot position suitable for reading by arc-shaped convex.

4. anti-overflow releasing pressure automatically lid according to claim 1, it is characterized in that: screw rod (3) top in slide bar (2) lower end is provided with nut (14), screw rod (3) middle part is in the circular hole (16) of inner cap (5), is provided with nut (14) in the bottom of screw rod (3); Form terminal pad (21) in the locking at screw rod (3) middle part by the nut (14) on screw rod (3) top and the nut (14) of bottom.

5. anti-overflow releasing pressure automatically lid according to claim 1 is characterized in that: be provided with relief hole (19) at inner cap (5).