CN114587164A

CN114587164A - Rotary kettle plug

Info

Publication number: CN114587164A
Application number: CN202210296591.6A
Authority: CN
Inventors: 吴冬; 季坤荣; 夏飞剑; 孔洪强; 刘安民
Original assignee: Shenzhen Yiyuan Technology Co ltd
Current assignee: Shenzhen Yiyuan Technology Co ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2022-06-07
Also published as: CN110367841A

Abstract

The invention relates to the field of plugs, in particular to a rotary kettle plug which comprises a body, a knob, a sealing cover, a cam mechanism and a temperature indicating module, wherein a flow channel is arranged on the body, the knob is arranged at one end of the body, the sealing cover is arranged at the other end of the body, the sealing cover can move in a reciprocating mode along the axial direction of the body so as to open or close the flow channel, and the cam mechanism is arranged in the body and is connected with the sealing cover and the knob; when the knob is rotated, the knob can push the sealing cover to move back and forth through the cam mechanism so as to open or close the flow channel, the operation is convenient and labor-saving, the problem that the inner cavity of the kettle plug is communicated with the outside cannot exist when the knob is rotated, and the potential health hazard is effectively eliminated; the temperature indicating module is arranged on the body and used for detecting and displaying the temperature, and the temperature in the kettle is conveniently judged.

Description

Rotary kettle plug

Technical Field

The invention relates to the field of plugs, in particular to a rotary kettle plug.

Background

The kettle stopper that current has a mechanical type key function of going out water adopts the button, dials the knob structure mostly, presses, carries by single finger more and draws the operation, and the finger is hard and inefficient, does not set up temperature display device moreover, is unfavorable for judging the temperature in the kettle. When the button of the kettle plug is pressed down, the inner cavity of the kettle plug is communicated with the outside, foreign matters such as dust and bacteria easily enter the inner cavity of the kettle plug when the button is pressed down to pollute the kettle plug, and the hidden health trouble exists.

Meanwhile, temperature measurement is a popular element, how to skillfully combine temperature measurement into the kettle plug and realize replacement of temperature measurement elements so as to meet the requirements of different users is one of the problems of important research of researchers in the field.

Disclosure of Invention

The invention aims to solve the technical problems that the existing kettle plug is labor-consuming to use, cannot judge the temperature in a kettle and has potential health hazards, and how to skillfully combine temperature measurement into the kettle plug.

The technical scheme adopted by the invention for solving the technical problems is as follows: the rotary kettle plug comprises a body, a knob, a sealing cover, a cam mechanism and a temperature indicating module, wherein a flow channel is arranged on the body, the knob is arranged at one end of the body, the sealing cover is arranged at the other end of the body and can move in a reciprocating mode along the axis direction of the body so as to open or close the flow channel, and the cam mechanism is arranged in the body and is connected with the sealing cover and the knob; when the knob rotates, the sealing cover can be pushed by the cam mechanism to reciprocate along the axis direction of the body, and the temperature indicating module is arranged on the body and used for detecting and displaying temperature.

Furthermore, the cam mechanism comprises an active cam connected with the knob, a passive cam connected with the sealing cover and an elastic piece for pushing the passive cam to reset, wherein a wavy pushing surface is arranged on the active cam, and a wavy contact surface matched with the wavy pushing surface is arranged on the passive cam.

Furthermore, the body is provided with an installation cavity and a positioning column arranged in the installation cavity, the driving cam and the driven cam are respectively provided with a sleeve joint hole matched with the positioning column, and the driving cam and the driven cam are respectively arranged in the installation cavity and movably sleeved on the positioning column.

Furthermore, a first convex part protruding along the radial direction is arranged on the driven cam, and the elastic part is a spring abutted between the first convex part and the installation cavity.

Furthermore, a protruding portion extending out along the radial direction is arranged on the driven cam, the sealing cover comprises an ejector rod arranged eccentrically and a sealing plate fixedly connected with the ejector rod, and the ejector rod penetrates through the bottom of the mounting cavity and is fixedly connected with the protruding portion.

Furthermore, the body is provided with a positioning hole penetrating through the knob, the positioning column and the sealing cover, the temperature indicating module comprises a detection rod and a temperature display disc connected with the detection rod, and the detection rod penetrates through the positioning hole and can extend out of the sealing cover.

Furthermore, a concave cavity is arranged on the knob, the temperature display disc is located in the concave cavity, and a holding operation part for rotating the knob by fingers is formed on the side wall of the concave cavity.

Furthermore, a first sealing ring is arranged between the detection rod and the positioning hole; the temperature indicating module is fixed in the positioning hole through the first sealing ring and does not rotate along with the rotation of the knob.

Furthermore, the wave crest of the wave-shaped contact surface of the driven cam is provided with a concave position, and the wave crest of the wave-shaped pushing surface of the driving cam can be positioned when moving to the concave position.

Furthermore, the body comprises an upper cover, a middle seat and a lower seat which are fixedly connected in sequence, and the mounting cavity is arranged on the middle seat; the flow passage comprises a main passage formed on the middle seat and isolated from the mounting cavity, an outlet formed between the edge of the upper cover and the upper edge of the middle seat, and an inlet formed on the lower seat.

The kettle plug has the advantages that the knob and the sealing cover are connected through the cam mechanism, when the knob is rotated, the knob can push the sealing cover to move in a reciprocating mode through the cam mechanism to open or close the flow channel, operation is convenient and labor-saving, the problem that the inner cavity of the kettle plug is communicated with the outside cannot exist when the knob is rotated, and potential health hazards are effectively eliminated. The temperature indicating module on the kettle plug can detect and display the temperature, and the temperature in the kettle can be conveniently judged. The temperature display disc positions the detection rod through the positioning hole, so that the whole temperature indicating module can be detached from the body, the temperature indicating modules in different forms can be replaced conveniently, and personalized customization can be realized.

Drawings

The following detailed description of embodiments of the invention will be made with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic perspective exploded view of a rotary closure according to the present invention;

FIG. 2 is an exploded sectional view of the rotary type closure according to the present invention;

FIG. 3 is a schematic perspective view of the active cam and the passive cam of the rotary type kettle plug;

FIG. 4 is a schematic cross-sectional view of a flow passage in a closed state;

FIG. 5 is a schematic cross-sectional view of the flow channel in an open state;

fig. 6 is a perspective view of the rotary type kettle plug in the installation state.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

It should be noted that, for convenience of description, the specification adopts spatially relative terms, such as "side", "upper", "lower", and the like, to describe the spatial positional relationship of one component or feature with other components or features as shown in the drawings. It will be understood that the spatially relative terms are intended to encompass different orientations of the component or feature in use or operation in addition to the orientation depicted in the figures. For example, if a component in the drawings is turned upside down, it is described as "moved up" and then positioned as "moved down". Thus, the exemplary term "upper" can encompass both an orientation of "upper" and "lower". The components may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. This is, however, an exemplary embodiment that may be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It should be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art, and in the drawings, it is possible to provide some features on a component for clarity, but it should be understood that the features are not limited to the positions shown in the drawings, such as locating post 13 on middle seat 16, but locating post 13 may also be provided on lower seat 17.

As shown in fig. 1 and 2, the invention provides a rotary kettle plug, which comprises a body 1, a knob 2, a sealing cover 3, a cam mechanism 4 and a temperature indicating module 5, wherein a flow passage 11 is arranged on the body 1, when the kettle plug is fixedly connected with a kettle body, liquid in the kettle can flow out through the flow passage 11 on the body 1 of the kettle plug, the knob 2 is arranged at one end of the body 1 far away from the kettle body, the sealing cover 3 is arranged at the other end of the body 1 close to the kettle body, the cam mechanism 4 is arranged in the body 1, two ends of the cam mechanism 4 are respectively connected with the knob 2 and the sealing cover 3, when the knob 2 is rotated, the knob 2 can push the sealing cover 3 to reciprocate along the axial direction of the body 1 through the cam mechanism 4, when the sealing cover 3 moves downwards, the flow passage 11 can be opened, and when the sealing cover 3 moves upwards, the flow passage 11 can be closed. Through the cooperation of knob 2, cam mechanism 4 and closing cap 3, open and close kettle plug's runner 11 with the interior liquid outflow of control kettle, convenient operation, laborsaving, and can not have the problem of kettle plug inner chamber and outside intercommunication when knob 2 rotates, the effectual health hidden danger that has eliminated. The temperature indicating module 5 is arranged on the body, and the temperature indicating module 5 can be used for detecting the temperature in the kettle and displaying the temperature, so that a user can use the temperature in the kettle conveniently.

As shown in fig. 1 and 2, the cam mechanism 4 includes an active cam 41, a passive cam 42 and an elastic member 43, one end of the driving cam 41 is provided with a wave-shaped pushing surface 411, one end of the driven cam 42 is provided with a wave-shaped contact surface 421 matched with the wave-shaped pushing surface 411, the wave-shaped pushing surface 411 and the wave-shaped contact surface 421 are both formed by a plurality of adjacent bulges, one end of the driving cam 41 provided with the wavy push surface 411 is abutted with the wavy contact surface 421 on the driven cam 42, the other end of the driving cam 41 is fixedly connected with the knob 2, the rotation of the knob 2 drives the driving cam 41 to rotate, and the wave crests of the wavy pushing surface 411 of the driving cam 41 are moved out of the wave troughs of the wavy contact surface 421 of the driven cam 42, meanwhile, the passive cam 42 is pushed to move downwards along the axial direction of the body 1, thereby pushing the cover 3 to open the flow passage 11. The elastic member 43 is used to push the passive cam 42 to return, so that the wave crests of the wavy pushing surface 411 and the wave troughs of the wavy contact surface 421 are completely attached, thereby pushing the cover 3 to close the flow channel 11. The wave crest of the wave-shaped contact surface 421 of the driven cam 42 is provided with a concave position 422, the wave crest of the wave-shaped pushing surface 411 of the driving cam 41 can be positioned by the concave position 422 when moving to the wave crest of the wave-shaped contact surface 421, at this time, the knob 2 stops rotating, and the flow passage 11 is completely opened. When the flow channel 11 needs to be closed, only the knob 2 needs to be rotated to move the wave crests of the wavy push surface 411 of the driving cam 41 out of the concave positions 422, and under the action of the elastic member 43 and/or the finger rotating knob 2, the wave crests of the wavy push surface 411 of the driving cam 41 slide into the wave troughs of the wavy contact surface 421 of the driven cam 42, so that the flow channel 11 is completely closed. Preferably, the ends of the active cam 41 and the passive cam 42 contacting each other are circular.

Further, be equipped with installation cavity 12 on the body 1 and locate reference column 13 in installation cavity 12, all be equipped with on initiative cam 41 and the passive cam 42 with the hole of cup jointing that reference column 13 suited, initiative cam 41 and passive cam 42 all locate in installation cavity 12 and movable sleeve locate on reference column 13, the setting of reference column 13 is convenient for the installation of initiative cam 41 and passive cam 42, provides the guide effect for the removal that initiative cam 41 rotated and passive cam 42 simultaneously.

As shown in fig. 1 to 3, a first convex portion 423 protruding in the radial direction and a protruding portion 424 protruding in the radial direction are provided on the passive cam 42, the elastic member 43 abuts between the first convex portion 423 and the mounting cavity 12, preferably, the elastic member 43 is a spring, and the elastic member 43 is sleeved on the outer wall of the positioning column 13. The sealing cover 3 comprises an eccentrically arranged ejector rod 31 and a sealing plate 32 fixedly connected with the ejector rod 31, the ejector rod 31 penetrates through the bottom of the installation cavity 12 and is fixedly connected with the protruding part 424, and then the sealing cover 3 can limit the driven cam 42 to rotate around the positioning column 13. When the passive cam 42 moves along the positioning post 13, the ram 31 connected to the extension 424 of the passive cam 42 drives the sealing plate 32 to move along the axial direction of the body 1. Preferably, the outer wall of the push rod 31 is provided with a second sealing ring 311, so that liquid in the kettle is prevented from entering the installation cavity 12, and meanwhile, a guiding effect is provided for the movement of the push rod 31 and the abrasion of the push rod 31 is reduced; the thickness of the closing plate 32 is gradually reduced from one side where the ejector rod 31 is located to the other side so as to match the eccentric arrangement of the ejector rod 31, thereby increasing the structural strength of the closing cover 3, and improving the stability of the closing flow channel 11 and prolonging the service life of the closing flow channel.

As shown in fig. 1 to 3, the temperature indicating module 5 includes a detecting rod 51 and a temperature display plate 52 connected to the detecting rod 51, wherein the detecting rod 51 can detect the temperature in the kettle and display the temperature in the kettle through the temperature display plate 52. The body 1 is provided with a positioning hole 14 penetrating through the knob 2, the positioning column 13 and the sealing plate 32 of the sealing cover 3, and the detection rod 51 penetrates through the positioning hole 14 and can extend out of the sealing plate 32 so as to detect the temperature in the kettle. The positioning hole 14 penetrates through the positioning column 13, and the detection rod 51 penetrates through the positioning hole 14, so that the positioning column 13 has the functions of positioning the temperature indicating module 5, the driving cam 41 and the driven cam 42, and the overall structure of the kettle plug is more compact and reasonable. The knob 2 is provided with a concave cavity 21, the positioning hole 14 penetrates through the bottom of the concave cavity 21, the temperature display disc 52 is positioned in the concave cavity 21, and the detection rod 51 is positioned through the positioning hole 14, so that the temperature display module 5 can be integrally detached from the body 1, the temperature display module 5 in different forms can be conveniently replaced, and personalized customization can be realized. The side wall of the cavity 21 forms a holding operation part for rotating the knob 2 by fingers, preferably, the side wall of the cavity 21 refers to the outer side wall of the knob 2, and the outer side wall of the knob 2 is provided with a plurality of concave-convex grains, so that the friction between the knob 2 and the fingers is increased. The first sealing ring 511 is arranged between the outer wall of the detection rod 51 and the positioning hole 14, the first sealing ring 511 is fastened on the outer wall of the detection rod 51, so that liquid in the kettle is prevented from entering the positioning hole 14, the detection rod 51 can be fixed in the positioning hole 14, the temperature display disc 52 is fixed in the cavity 21, when the knob 2 is rotated, the temperature display module 5 cannot rotate along with the rotation of the knob 2, and a user can read the temperature display on the temperature display disc 52 conveniently.

As shown in fig. 1 to 3, the main body 1 includes an upper cover 15, a middle seat 16 and a lower seat 17, two ends of the middle seat 16 are respectively fixedly connected to the upper cover 15 and the lower seat 17, the installation cavity 12 is disposed on the middle seat 16, and in other embodiments, the positioning column 13 may also be disposed on the lower seat 17. The flow passage 11 includes a main passage formed at the center seat 16 to be isolated from the installation cavity 12, an outlet formed between an edge of the upper cover 15 and an upper edge of the center seat 16, and an inlet formed at the lower seat 17. The positioning hole 14 penetrates through the upper cover 15 and the lower seat 17, and the detection rod 51 penetrates through the knob 2, the upper cover 15, the positioning column 13 in the middle seat 16, the lower seat 17 and the sealing plate 32 in sequence. The driving cam 41 is provided with a second convex part 412 which protrudes along the radial direction, the second convex part 412 abuts against the upper cover 15 to prevent the driving cam 41 from moving along the axial direction of the body 1, the upper cover 15 is provided with a limit hole 151 which is matched with the end part of the driving cam 41, the end part of the driving cam 41 connected with the second convex part 412 is clamped into the limit hole 151 of the upper cover 15 to limit the driving cam 41 from moving along the radial direction of the body 1. Preferably, a gasket 6 is arranged between the upper cover 15 and the knob 2, and the gasket 6 can reduce the friction between the knob 2 and the upper cover 15 when the knob 2 rotates and the abrasion between the knob 2 and the upper cover 15.

As shown in fig. 4 to 6, when the flow passage 11 is in the closed state, the wave crests on the wavy pushing surface 411 of the driving cam 41 are abutted with the wave troughs on the wavy contact surface 421 of the driven cam 42, and the sealing plate 32 seals the inlet of the lower seat 17; when the flow channel 11 is opened, the knob 2 is rotated, the knob 2 drives the driving cam 41 to rotate, the wave crest of the wavy pushing surface 411 moves out from the wave trough of the wavy contact surface 421 to the concave position 422 of the wave crest of the wavy contact surface 421, in the process, the driving cam 41 does not move in the axial direction of the body 1, the driven cam 42 moves downwards along the axial direction of the body 1 under the pushing of the driving cam 41, the driven cam 42 simultaneously pushes the ejector rod 51 connected with the extension part 424 of the driven cam 42 to move downwards, the ejector rod 51 pushes the sealing plate 52 to move downwards, the sealing plate 52 does not block the inlet of the flow channel 11 on the lower seat 17 any more, the liquid in the kettle can flow out from the flow channel 11, and meanwhile, the driven cam 42 moves downwards to compress the elastic part 43 between the convex part 423 and the installation cavity 12; when the flow passage is closed, after the wave crests of the wavy pushing surface 411 of the driving cam 41 are moved out from the concave positions 422 of the wavy contact surface of the driven cam 42 by the knob 2, the compressed elastic member 43 located between the convex parts 423 of the driven cam 42 and the mounting cavity 12 pushes the driven cam 42 to move upwards along the axial direction of the body 1 under the action of the restoring force, the driven cam 42 moving upwards drives the sealing cover 5 to move upwards until the wave troughs on the wavy contact surface 421 of the driven cam 42 are attached to the wave crests on the wavy pushing surface 411 of the driving cam 41, and the sealing plate 32 seals the inlet of the flow passage 11 on the lower seat 17.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations are intended to fall within the scope of the appended claims.

Claims

1. A rotatable closure, comprising:

the flow channel is arranged on the body, and the body is provided with an installation cavity and a positioning column arranged in the installation cavity;

the knob is arranged at one end of the body;

the sealing cover is arranged at the other end of the body and can move back and forth along the axial direction of the body so as to open or close the flow passage;

the cam mechanism is arranged in the body and is connected with the sealing cover and the knob; when the knob is rotated, the sealing cover can be pushed to move back and forth along the axial direction of the body through the cam mechanism;

the temperature indicating module is arranged on the body and used for detecting and displaying temperature, the body is provided with a positioning hole which penetrates through the knob, the positioning column and the sealing cover, the temperature indicating module comprises a detection rod and a temperature display disc which is connected with the detection rod, and the detection rod penetrates through the positioning hole and can extend to penetrate out of the sealing cover.

2. The rotary type kettle plug according to claim 1, wherein the cam mechanism comprises a driving cam connected with the knob, a driven cam connected with the cover, and an elastic member for pushing the driven cam to reset, the driving cam is provided with a wave-shaped pushing surface, and the driven cam is provided with a wave-shaped contact surface adapted to the wave-shaped pushing surface.

3. The rotary type kettle plug as claimed in claim 2, wherein the driving cam and the driven cam are provided with engaging holes corresponding to the positioning posts, and the driving cam and the driven cam are provided in the mounting cavity and movably engaged with the positioning posts.

4. A rotary kettle plug according to claim 3, wherein said driven cam is provided with a first radially protruding protrusion, and said resilient member is a spring abutting between the first protrusion and the mounting cavity.

5. A rotary kettle plug according to claim 4, wherein a radially extending protrusion is provided on said driven cam, and said sealing cover comprises an eccentrically disposed stem and a sealing plate fixedly connected to the stem, said stem passing through the bottom of said mounting cavity and fixedly connected to said protrusion.

6. The rotary kettle plug as recited in claim 1, wherein said knob is provided with a cavity, said temperature display plate is located in said cavity, and a side wall of said cavity forms a holding operation portion for turning said knob with fingers.

7. The rotary type kettle plug as claimed in claim 6, wherein a first sealing ring is arranged between the detecting rod and the positioning hole; the temperature indicating module is fixed in the positioning hole through the first sealing ring and does not rotate along with the rotation of the knob.

8. A rotary kettle plug as claimed in any one of claims 3 to 7, wherein said wave shaped contact surface of said passive cam has a concave portion at the peak thereof, and said wave shaped push surface of said active cam is positioned when it moves to said concave portion.

9. The rotary kettle plug as recited in claim 8, wherein said body comprises an upper cover, a middle base and a lower base fixedly connected in sequence, said mounting cavity is provided in said middle base; the flow passage comprises a main passage formed on the middle seat and isolated from the mounting cavity, an outlet formed between the edge of the upper cover and the upper edge of the middle seat, and an inlet formed on the lower seat.