CN111248778A - Exhaust type safety kettle lid - Google Patents
Exhaust type safety kettle lid Download PDFInfo
- Publication number
- CN111248778A CN111248778A CN202010241354.0A CN202010241354A CN111248778A CN 111248778 A CN111248778 A CN 111248778A CN 202010241354 A CN202010241354 A CN 202010241354A CN 111248778 A CN111248778 A CN 111248778A
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- China
- Prior art keywords
- guide rod
- water
- blocking plate
- water outlet
- outlet button
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J41/00—Thermally-insulated vessels, e.g. flasks, jugs, jars
- A47J41/0005—Thermally-insulated vessels, e.g. flasks, jugs, jars comprising a single opening for filling and dispensing provided with a stopper
- A47J41/0027—Thermally-insulated vessels, e.g. flasks, jugs, jars comprising a single opening for filling and dispensing provided with a stopper the stopper incorporating a dispensing device, i.e. the fluid being dispensed through the stopper
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J41/00—Thermally-insulated vessels, e.g. flasks, jugs, jars
- A47J41/0083—Accessories
- A47J41/0088—Inserts; Devices attached to the stopper
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses an exhaust type safety kettle cover which comprises a kettle cover arranged at the upper end opening of a kettle body, wherein the kettle cover comprises a shell, a water outlet arranged at the side surface of the middle upper part of the shell, and a water outlet button arranged at the through hole of an upper end cover sheet of the shell, the lower end opening of the shell is provided with a water blocking plate, the water blocking plate is sleeved at the lower part of a guide rod in a sliding manner, the guide rod penetrates through a cavity in the shell and is in sealed sliding fit with the bottom of the cavity, the upper end of the guide rod is connected with the water outlet button, the upper end part of the guide rod is provided with a first spring seat, a guide rod return spring is arranged between the first spring seat and the bottom of the cavity, a second spring seat is arranged on the guide rod between the bottom of. The exhaust type safety kettle cover disclosed by the invention can realize that the pressure in the kettle body is released firstly and then water is discharged, so that the condition that the steam in the kettle is mixed with boiled water and is sprayed out from the water outlet is avoided, and the potential safety hazard of scalding by the steam is eliminated.
Description
Technical Field
The invention relates to a kettle cover, in particular to a kettle cover of a kettle for boiling water by pressing water.
Background
At present, a kettle cover of a kettle for boiling water by pressing water, such as 'a detachable heat preservation kettle cover' with the patent number ZL201920837276.3, has the following major defects: 1. people are not accustomed to firstly taking up the kettle, inclining the kettle, aligning the kettle opening with the cup and then pressing the water outlet button, and at the moment, the steam in the kettle is mixed with boiled water and is easy to spray out, so that the potential safety hazard of scalding by the steam exists; 2. the water outlet button is also pressed simultaneously when water is poured, and for a heavier high-capacity water boiling kettle, the water outlet button is usually arranged at the upper end of the cover, so that the water boiling kettle is not beneficial to use by consumers from the aspects of mechanics and human factors engineering, is labor-consuming and is easy to fatigue.
Disclosure of Invention
The invention aims to provide an exhaust type safety kettle cover which can release the pressure in a kettle body firstly and then discharge water, so that the situation that steam in the kettle is mixed with boiled water and sprayed out from a water outlet is avoided, and the potential safety hazard of scalding by the steam is eliminated.
In order to achieve the purpose, the invention adopts the following technical scheme:
an exhaust type safety kettle cover comprises a kettle cover arranged at the upper end opening of a kettle body, the kettle cover comprises a shell, a water outlet arranged at the side surface of the middle upper part of the shell, a water outlet button arranged at the through hole of an upper end cover sheet of the shell, a water baffle plate arranged at the lower end opening of the shell, the water baffle plate is sleeved at the lower part of a guide rod in a sliding manner, the guide rod penetrates through a cavity in the shell and is in sealing sliding fit with the bottom of the cavity, the upper end of the guide rod is connected with the water outlet button, a first spring seat is arranged at the upper end part of the guide rod, a guide rod reset spring is arranged between the first spring seat and the bottom of the cavity, a second spring seat is arranged on the guide rod between the bottom of the cavity and,
in an initial state, under the elastic force action of a water-blocking plate return spring, an air passage sealing piece at the bottom of the guide rod is sealed at the lower end of a middle hole of the water-blocking plate; under the elastic force action of the guide rod return spring, a water blocking sealing piece on the periphery of the water blocking plate is sealed at the lower port;
when the water outlet button is pressed, the water outlet button transmits force to the guide rod, the guide rod moves downwards by overcoming the elasticity of the guide rod return spring, when the air pressure in the kettle body is large, the air pressure acts upwards on the bottom surface of the water blocking plate, the water blocking plate overcomes the elasticity of the water blocking plate return spring and is sealed at the lower port to prevent water from flowing out, the air in the kettle body is released from the water outlet through a gap between the hole in the water blocking plate and the guide rod, and when the air pressure in the kettle body is reduced, the water blocking plate moves downwards to open the lower port under the elasticity of the water blocking plate return spring; when the air pressure in the kettle body is small, the water blocking plate moves downwards along with the guide rod to open the lower port.
The side surface of the middle upper part of the shell is also provided with an air inlet for air inlet when water is discharged, and the air inlet is communicated with the atmosphere through a gap at the joint part between the upper port of the kettle body and the kettle cover.
A telescopic positioning mechanism is arranged between the upper part of the guide rod and the water outlet button, when the water outlet button is pressed for the first time, the telescopic positioning mechanism acts to position the guide rod at the lower limit of downward movement, and when the water outlet button is pressed for the second time, the telescopic positioning mechanism acts to reset the guide rod under the action of a guide rod reset spring; when the water outlet button is pressed for the third time, the first pressing action is repeated, and when the water outlet button is pressed for the fourth time, the second pressing action is repeated, and the steps are repeated in a circulating manner.
The telescopic positioning mechanism comprises an upper ratchet wheel, a lower ratchet wheel and a jumping gear.
The jumping teeth are fixedly arranged at the upper end part of the guide rod, a plurality of jumping teeth at the lower part of the jumping teeth are in sliding fit with the corresponding guide grooves of the lower ratchet wheel and are positioned on the lower ratchet wheel limiting platform in an initial state, and the jumping teeth are separated from the guide grooves and locked on the lower ratchet wheel limiting teeth in a pressing state.
Compared with the prior art, the invention has the beneficial effects that: by adopting the technical scheme, the water blocking plate is sleeved at the lower part of the guide rod in a sliding manner, the guide rod penetrates through the concave cavity in the shell and is in sealed sliding fit with the bottom of the concave cavity, the upper end of the guide rod is connected with the water outlet button, the upper end part of the guide rod is provided with the first spring seat, the guide rod return spring is arranged between the first spring seat and the bottom of the concave cavity, the second spring seat is arranged on the guide rod between the bottom of the concave cavity and the water blocking plate, and the water blocking plate return spring is arranged between the second spring seat and the water blocking plate; the water outlet button is designed above the kettle cover, so that a user can be guided to pour water according to correct steps, the user is forced to press the water outlet button first, the kettle cover finishes air exhaust instantly and then the kettle is taken to pour water, and the kettle is safer and more reliable. When the internal pressure of the kettle body is large, even if a user inclines the kettle body firstly and then presses the water outlet button, the dangerous situation that steam is mixed with boiled water to be sprayed can not occur, because the air pressure acts on the bottom surface of the water baffle plate upwards, the water baffle plate overcomes the elastic force of the reset spring of the water baffle plate and seals at the lower port to prevent water outlet, the steam or boiled water or air-water mixture in the kettle body can only flow to the water outlet through the gap between the middle hole of the water baffle plate and the guide rod, the flowing resistance of the gap can be greatly increased, the flow speed is reduced, and the potential safety hazard of scalding by the steam can be eliminated.
The further beneficial effects are that: the telescopic positioning mechanism is arranged between the upper part of the guide rod and the water outlet button, so that the water outlet button is not required to be pressed all the time when water is poured, the use of a consumer is facilitated from the aspects of mechanics and human factors engineering, and the water outlet button is not easy to fatigue.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the lid of FIG. 1;
FIG. 3 is a schematic view of the lid of FIG. 2 in a venting state;
FIG. 4 is a schematic view of the water outlet state of the kettle lid mounted on the kettle body in FIG. 2;
FIG. 5 is a schematic view of the mating structure of the lower ratchet and the skip gear in FIG. 1;
FIG. 6 is a schematic view of the upper ratchet wheel, the lower ratchet wheel and the jumping gear of FIG. 1 in a matching configuration when the water outlet button is not pressed;
fig. 7 is a schematic view of the upper ratchet wheel, the lower ratchet wheel and the jumping gear in fig. 1 in a matching structure when the water outlet button is pressed.
Detailed Description
In order to make the technical solution of the present invention clearer, the present invention will be described in detail below with reference to fig. 1 to 7. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
The invention relates to an exhaust type safety kettle cover, which comprises a kettle cover 2 arranged at the upper end opening of a kettle body 1, wherein the kettle cover 2 comprises a shell 2-1, a water outlet 2-5 arranged at the side surface of the middle upper part of the shell 2-1, and a water outlet button 2-3 arranged at a through hole of an upper end cover plate 2-2 of the shell 2-1, the lower end opening of the shell 2-1 is provided with a water baffle plate 3, the water baffle plate 3 is sleeved at the lower part of a guide rod 4 in a sliding way, the guide rod 4 penetrates into a concave cavity in the shell 2-1 and is in sealed sliding fit with the bottom 2-4 of the concave cavity through an air-water sealing ring 12, and the air-water sealing ring 12 can prevent steam and boiled water from; the upper end of the guide rod 4 is connected with the water outlet button 2-3, the upper end part of the guide rod 4 is provided with a first spring seat 4-1, a guide rod return spring 5 is arranged between the first spring seat 4-1 and the bottom 2-4 of the cavity, a second spring seat 4-2 is arranged on the guide rod 4 between the bottom 2-4 of the cavity and the water baffle 3, a water baffle return spring 6 is arranged between the second spring seat 4-2 and the water baffle 3,
in an initial state, under the elastic force action of the water-blocking plate return spring 6, the air passage sealing piece 7 at the bottom of the guide rod 4 is sealed at the lower end of the middle hole of the water-blocking plate; under the elastic force action of the guide rod return spring 5, a water blocking sealing piece 8 on the periphery of the water blocking plate is sealed at the lower port;
when the water outlet button 2-3 is pressed, the water outlet button 2-3 transmits force to the guide rod 4, the guide rod 4 moves downwards by overcoming the elasticity of the guide rod return spring 5, when the air pressure in the kettle body 1 is large, the air pressure acts upwards on the bottom surface of the water baffle plate 3, the water baffle plate 3 overcomes the elasticity of the water baffle plate return spring 6 and is sealed at the lower port to stop water outlet, the air in the kettle body 1 is released from the water outlet 2-5 through a gap between the middle hole of the water baffle plate and the guide rod 4, and when the air pressure in the kettle body 1 is reduced, the water baffle plate 3 moves downwards to open the lower port under the action of the elasticity of the water baffle plate return spring 6; when the air pressure in the kettle body 1 is small, the water blocking plate 3 moves downwards along with the guide rod 4 to open the lower port.
Preferably, the side surface of the middle upper part of the shell 2-1 is also provided with an air inlet 2-6 for air inlet when water is discharged, and the air inlet 2-6 is communicated with the atmosphere through a gap at the joint part between the upper port of the kettle body 1 and the kettle cover 2. A telescopic positioning mechanism is arranged between the upper part of the guide rod 4 and the water outlet button 2-3, when the water outlet button 2-3 is pressed for the first time, the telescopic positioning mechanism acts to position the guide rod 4 at the lower limit of downward movement, and when the water outlet button 2-3 is pressed for the second time, the telescopic positioning mechanism acts to reset the guide rod 4 under the action of a guide rod reset spring 5; when the water outlet button 2-3 is pressed for the third time, the first pressing action is repeated, when the water outlet button 2-3 is pressed for the fourth time, the second pressing action is repeated, and the steps are repeated in a circulating mode. The telescopic positioning mechanism is common in the prior art, such as telescopic positioning mechanisms of sign pens and ball-point pens for extending or retracting a pen tip, see https:// www.sohu.com/a/122927614_ 589883.
Preferably, the telescopic positioning mechanism comprises an upper ratchet wheel 9, a lower ratchet wheel 10 and a jump gear 11, the jump gear 11 is fixedly arranged at the upper end part of the guide rod 4, a plurality of jump teeth 11-1 at the lower part of the jump gear are in sliding fit with corresponding guide grooves 10-1 of the lower ratchet wheel 10 and are positioned on a lower ratchet wheel limiting platform 10-2 in an initial state, and the jump teeth 11-1 are separated from the guide grooves 10-1 and locked on the lower ratchet wheel limiting teeth 10-3 in a pressed state. The operation process of pressing the water outlet button is as follows:
after the water outlet button 2-3 is pressed, the water outlet button 2-3 drives the upper ratchet wheel 9 to move downwards, the upper ratchet wheel 9 drives the jump gear 11 to move downwards and rotate, the jump gear 11-1 is locked on the lower ratchet wheel limit gear 10-3 in a stopping way, at the moment, the guide rod 4 moves downwards, and when the air pressure in the kettle body 1 is small, the water blocking plate 3 moves downwards along with the guide rod 4 to open a lower port; when the air pressure in the kettle body 1 is large, the air pressure acts upwards on the bottom surface of the water baffle plate 3, the water baffle plate 3 overcomes the elastic force of the water baffle plate return spring 6 and is sealed at the lower port to stop water outlet, the air in the kettle body 1 is released from the water outlet through the gap between the middle hole of the water baffle plate and the guide rod 4, and after the air pressure in the kettle body 1 is reduced, the water baffle plate 3 moves downwards to open the lower port under the elastic force of the water baffle plate return spring 6. After the water outlet button 2-3 is pressed again, the jump gear 11 rotates, the jump teeth of the jump gear enter the guide groove 10-1, and at the moment, the guide rod 4 moves upwards to close the lower port.
Claims (5)
1. The utility model provides an exhaust formula safety pot lid, is including setting up pot lid (2) in the port on the kettle body (1), pot lid (2) include casing (2-1), set up delivery port (2-5) of upper portion side in casing (2-1), set up play water button (2-3) in upper end cover plate (2-2) through-hole department of casing (2-1), the lower port of casing (2-1) is equipped with water blocking plate (3), its characterized in that: the water-blocking plate (3) is sleeved on the lower part of the guide rod (4) in a sliding manner, the guide rod (4) penetrates through the cavity in the shell (2-1) and is in sealing sliding fit with the bottom (2-4) of the cavity, the upper end of the guide rod (4) is connected with the water outlet button (2-3), the upper end part of the guide rod (4) is provided with a first spring seat (4-1), a guide rod return spring (5) is arranged between the first spring seat (4-1) and the bottom (2-4) of the cavity, a second spring seat (4-2) is arranged on the guide rod (4) between the bottom (2-4) of the cavity and the water-blocking plate (3), and a water-blocking plate return spring (6) is arranged between the second spring seat (4-2) and the water-blocking plate (3),
in an initial state, under the elastic force action of a water-blocking plate return spring (6), an air passage sealing piece (7) at the bottom of the guide rod (4) is sealed at the lower end of a middle hole of the water-blocking plate; under the elastic force action of the guide rod return spring (5), a water blocking sealing piece (8) on the periphery of the water blocking plate is sealed at the lower port;
when the water outlet button (2-3) is pressed, the water outlet button (2-3) transmits force to the guide rod (4), the guide rod (4) overcomes the elasticity of the guide rod return spring (5) to move downwards, when the air pressure in the kettle body (1) is large, the air pressure acts upwards on the bottom surface of the water blocking plate (3), the water blocking plate (3) overcomes the elasticity of the water blocking plate return spring (6) to seal the lower port to prevent water from flowing out, the air in the kettle body (1) is released from the water outlet (2-5) through a gap between the middle hole of the water blocking plate and the guide rod (4), and when the air pressure in the kettle body (1) is reduced, the water blocking plate (3) moves downwards to open the lower port under the elasticity of the water blocking plate return spring (6); when the air pressure in the kettle body (1) is small, the water blocking plate (3) moves downwards along with the guide rod (4) to open the lower port.
2. The vented safety pot lid as claimed in claim 1, wherein: the side surface of the middle upper part of the shell (2-1) is also provided with an air inlet (2-6) for air inlet when water is discharged, and the air inlet (2-6) is communicated with the atmosphere through a gap at the joint part between the upper port of the kettle body (1) and the kettle cover (2).
3. The vented safety pot lid as claimed in claim 1 or 2, wherein: a telescopic positioning mechanism is arranged between the upper part of the guide rod (4) and the water outlet button (2-3), when the water outlet button (2-3) is pressed for the first time, the telescopic positioning mechanism acts to position the guide rod (4) at the lower limit position of downward movement, and when the water outlet button (2-3) is pressed for the second time, the telescopic positioning mechanism acts to reset the guide rod (4) under the action of a guide rod reset spring (5); when the water outlet button (2-3) is pressed for the third time, the first pressing action is repeated, when the water outlet button (2-3) is pressed for the fourth time, the second pressing action is repeated, and the steps are repeated in a circulating manner.
4. The vented safety pot lid as claimed in claim 3, wherein: the telescopic positioning mechanism comprises an upper ratchet wheel (9), a lower ratchet wheel (10) and a jumping gear (11).
5. The vented safety pot lid as claimed in claim 4, wherein: the jumping gear (11) is fixedly arranged at the upper end part of the guide rod (4), a plurality of jumping teeth (11-1) at the lower part of the jumping gear are in sliding fit with corresponding guide grooves (10-1) of the lower ratchet wheel (10) and are positioned on the lower ratchet wheel limiting platform (10-2) in an initial state, and the jumping teeth (11-1) are separated from the guide grooves (10-1) and locked on the lower ratchet wheel limiting teeth (10-3) in a pressing state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010241354.0A CN111248778A (en) | 2020-03-31 | 2020-03-31 | Exhaust type safety kettle lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010241354.0A CN111248778A (en) | 2020-03-31 | 2020-03-31 | Exhaust type safety kettle lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111248778A true CN111248778A (en) | 2020-06-09 |
Family
ID=70944482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010241354.0A Pending CN111248778A (en) | 2020-03-31 | 2020-03-31 | Exhaust type safety kettle lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111248778A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093278A (en) * | 2021-10-29 | 2022-02-25 | 深圳市高展光电有限公司 | Water-cooled display screen and display |
| CN117678914A (en) * | 2024-02-01 | 2024-03-12 | 膳魔师（中国）家庭制品有限公司 | High temperature liquid container |
-
2020
- 2020-03-31 CN CN202010241354.0A patent/CN111248778A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093278A (en) * | 2021-10-29 | 2022-02-25 | 深圳市高展光电有限公司 | Water-cooled display screen and display |
| CN117678914A (en) * | 2024-02-01 | 2024-03-12 | 膳魔师（中国）家庭制品有限公司 | High temperature liquid container |
| CN117678914B (en) * | 2024-02-01 | 2024-05-10 | 膳魔师（中国）家庭制品有限公司 | High temperature liquid container |
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