CN210779395U

CN210779395U - Normally-off high-safety electric kettle base

Info

Publication number: CN210779395U
Application number: CN201921482690.3U
Authority: CN
Inventors: 张梦迪
Original assignee: Individual
Current assignee: Zhejiang Quzhou Langchen Construction Co.,Ltd.
Priority date: 2019-09-07
Filing date: 2019-09-07
Publication date: 2020-06-16
Anticipated expiration: 2029-09-07

Abstract

The utility model provides a high safe insulating pot base of normal open type, it is including being circular base, the base up end is provided with the uide bushing, be provided with in the uide bushing rather than the guide bar of matching and guide bar and uide bushing constitute the sliding guide cooperation along the axial that is on a parallel with the base, the top of guide bar is provided with and is used for placing the kettle body and the tray that the opening upwards arranged, tray and kettle body looks adaptation and tray and base coaxial arrangement, the outside cover of uide bushing is equipped with supporting spring, supporting spring's one end and tray conflict, the other end is contradicted with base up end and supporting spring's elasticity is all the time by the directional tray of base, the coaxial fixed transmission of electricity subassembly that is connected in the power connection line electricity that is provided with of base up end, the coaxial activity transmission of electricity subassembly that runs through tray and arrange on the tray that is provided with on the tray, the activity transmission of electricity subassembly is used for supplying power to The initial state is the off state.

Description

Normally-off high-safety electric kettle base

Technical Field

The utility model relates to an insulating pot technical field, concretely relates to high safe insulating pot base of formula that always breaks.

Background

An electric kettle is born in Chicago in 1891, English people addicted to tea can love the electric kettle from now on, and become global marketable products in the twenty-first century, the electric kettle adopts intelligent steam induction temperature control, has the functions of automatic power off and dry heating power off after water is boiled, and along with the living needs, the existing electric kettle is developing towards multifunctional directions, such as leakage prevention, scald prevention, water locking and the like. The electric kettle has the advantages of high heating speed, good heat preservation effect, strong filtering function, various styles and the like.

The working principle of the electric kettle is that the steam generated when the water boils deforms the bimetallic strip of the steam temperature sensing element, the deformation pushes the power switch to cut off the power through the lever principle, the power switch can not be reset, and therefore the kettle can not be automatically reheated after the power is cut off.

At present, domestic common insulating pot includes separable insulating pot base and kettle body, insulating pot base and total power switch-on and the vertical upwards arranging of the power supply end of insulating pot base, in the use, the kettle body that will fill with cold water is located on the insulating pot base, insulating pot base and kettle body switch-on, begin to carry out heat treatment to cold water, it is very big convenient to provide for life at home, but this kind of insulating pot base does not have any safeguard measure because the power supply end, consequently, there is great power consumption potential safety hazard, for this reason, design a structure is ingenious, the principle is simple, use convenient high safe insulating pot base of formula of cutting off always and seem crucial.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims at providing a normally-off high-safety electric kettle base which has the advantages of ingenious structure, simple principle and convenient use.

In order to achieve the technical purpose, the utility model adopts the following technical scheme.

A normally-closed high-safety electric kettle base comprises a circular horizontally-arranged base, wherein the base is made of insulating materials, a power connection wire is connected and arranged on the base and is in plug-in connection and matching with a main power supply, the upper end face of the base is provided with two guide sleeves which are arranged in parallel to the axial direction of the base, the two guide sleeves are symmetrically arranged along the axial direction of the base, guide rods matched with the guide sleeves are arranged in the guide sleeves, the guide rods and the guide sleeves form sliding guide matching along the axial direction parallel to the base, the top ends of the guide rods are provided with trays for placing a kettle body and are upwards arranged, the trays are matched with the kettle body and are coaxially arranged with the base, a supporting spring is sleeved outside the guide sleeves, one end of the supporting spring is abutted against the trays, the other end of the supporting spring is abutted against the upper end face of the base, and the elasticity of the supporting spring is always directed to the trays, the kettle is characterized in that a fixed power transmission assembly electrically connected with a power connection wire is coaxially arranged on the upper end face of the base, a movable power transmission assembly arranged through the tray is coaxially arranged on the tray, the movable power transmission assembly is used for supplying power to the kettle body, the fixed power transmission assembly and the movable power transmission assembly are set to be in a conducting state and a disconnecting state which can be mutually switched, and the fixed power transmission assembly and the movable power transmission assembly are in the disconnecting state under the initial state.

As a further optimization or improvement of the present solution.

The fixed transmission of electricity subassembly including coaxial set up in the base up end and interior barrel, middle barrel and the outer barrel of interval arrangement, middle barrel is located between barrel and the outer barrel, the up end of interior barrel is provided with live wire output contact, the up end of middle barrel is provided with zero line output contact, the up end of outer barrel is provided with ground wire output contact, live wire output contact, zero line output contact and ground wire output contact are connected with the power connection line one-to-one.

As a further optimization or improvement of the present solution.

The movable power transmission assembly comprises a live wire power supply ring, a zero line power supply ring and a ground wire connecting ring which are coaxially arranged on the tray and are arranged at intervals, the diameter of the live wire power supply ring is smaller than that of the ground wire connecting ring, the zero line power supply ring is located between the live wire power supply ring and the ground wire connecting ring, the live wire power supply ring, the zero line power supply ring, the ground wire connecting ring and the kettle body are matched, the live wire power supply ring, the zero line power supply ring and the ground wire connecting ring penetrate through the tray to be arranged, the lower end face of the live wire power supply ring is provided with a live wire butt joint contact matched with the live wire output contact, the lower end face of the zero line power supply ring is provided with a zero line transition hijack contact matched with the zero line output contact, and.

As a further optimization or improvement of the present solution.

The tray is internally provided with a plurality of water collecting grooves which are arranged along the radial direction of the tray and communicated with the outside of the tray, and the water collecting grooves are arranged in an array along the circumferential direction of the tray.

The utility model has the advantages of compared with the prior art that the structure is ingenious, the principle is simple, it is convenient to use, and the power supply output of insulating pot base is in normally-off state, and only when the kettle body is located on the insulating pot base, the power supply output of insulating pot base will automatic switch-on, has promoted the safety in utilization of insulating pot base, has avoided the dangerous emergence of electric leakage electric shock.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious to those skilled in the art that other drawings can be obtained based on these drawings without inventive work.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a schematic view of a partial structure of the present invention.

Labeled as:

10. a base; 11. connecting a wire; 12. a guide sleeve; 13 a guide rod; 14. a tray; 15. a support spring; 16. a water collection tank;

20. fixing the power transmission assembly; 21. an inner cylinder; 22. a middle cylinder; 23. an outer cylinder; 24. a live line output contact; 25. a neutral output contact; 26. a ground wire output contact;

30. an active power transmission assembly; 31. a live power loop; 32. a zero line power supply loop; 33. a ground wire connecting ring; 34. a live wire butt joint contact; 35. the zero line is butted with a contact; 36. the ground line contacts the contacts.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, the ordinary skilled in the art can obtain all other embodiments without creative work, which all belong to the protection scope of the present invention.

Referring to fig. 1-5, a normally-closed high-safety electric kettle base comprises a base 10 arranged horizontally in a circular shape, the base 10 is made of an insulating material, an electric wire 11 is connected and arranged on the base 10, the electric wire 11 is in plug-in connection and matching with a main power supply, a guide sleeve 12 arranged parallel to the axial direction of the base 10 is arranged on the upper end face of the base 10, the guide sleeve 12 is provided with two guide rods 13 symmetrically arranged along the axial direction of the base 10, the guide rods 13 matched with the guide sleeve 12 are arranged in the guide sleeve 12, the guide rods 13 and the guide sleeve 12 form sliding guide matching along the axial direction parallel to the base 10, a tray 14 used for placing a kettle body and arranged with an upward opening is arranged at the top end of the guide rods 13, the tray 14 is matched with the kettle body and the tray 14 is arranged coaxially with the base 10, in order to support the tray 14, an external support spring 15 of the guide sleeve 12 is, one end of a supporting spring 15 is abutted against a tray 14, the other end of the supporting spring is abutted against the upper end face of a base 10, the elastic force of the supporting spring 15 is always directed to the tray 14 from the base 10, in order to supply power to a kettle body placed on the tray 14, the upper end face of the base 10 is coaxially provided with a fixed power transmission assembly 20 electrically connected with a power connection wire 11, the tray 14 is coaxially provided with a movable power transmission assembly 30 arranged to penetrate through the tray 14, the movable power transmission assembly 30 is used for supplying power to the kettle body, the fixed power transmission assembly 20 and the movable power transmission assembly 30 are set to be in a conducting state and a disconnecting state which can be mutually switched, and are in an initial state, under the action of gravity of the kettle body placed in the tray 14, the tray 14 is pressed down and the movable power transmission assembly 30 is driven to synchronously move downwards, so that the movable power transmission assembly 30 and the fixed power transmission assembly 20, realize the power supply to the kettle body.

Specifically, referring to fig. 4, the fixed power transmission assembly 20 includes an inner cylinder 21, an intermediate cylinder 22 and an outer cylinder 23 coaxially disposed on the upper end surface of the base 10 and arranged at intervals, the intermediate cylinder 22 is located between the inner cylinder 21 and the outer cylinder 23, the upper end surface of the inner cylinder 21 is provided with a live wire output contact 24, the upper end surface of the intermediate cylinder 22 is provided with a neutral wire output contact 25, the upper end surface of the outer cylinder 23 is provided with a ground wire output contact 26, and the live wire output contact 24, the neutral wire output contact 25 and the ground wire output contact 26 are connected to the power wires 11 in a one-to-one correspondence manner.

More specifically, referring to fig. 5, the movable power transmission assembly 30 includes a live power ring 31, a neutral power ring 32 and a ground power ring 33 coaxially disposed on the tray 14 and arranged at intervals, the live power ring 31 having a smaller diameter than the ground power ring 3 and the neutral power ring 32 being located between the live power ring 31 and the ground power ring 33, the live power ring 31, the neutral power ring 32, the ground wire connecting ring 33 is matched with the connecting component at the bottom of the kettle body, the live wire power supply ring 31, the zero wire power supply ring 32 and the ground wire connecting ring 33 are arranged through the tray 14, the lower end face of the live wire power supply ring 31 is provided with a live wire butt joint contact 34 matched with the live wire output contact 24, the lower end face of the zero wire power supply ring 32 is provided with a zero wire transition hijack contact 34 matched with the zero wire output contact 25, and the lower end face of the ground wire connecting ring 33 is provided with a ground wire butt joint contact 36 matched with the ground wire output contact 26.

When a user uses the kettle, a kettle body filled with cold water is located on the upper end face of the tray 14, the live wire power supply ring 31, the zero wire power supply ring 32 and the ground wire connecting ring 33 are communicated with power connection components at the bottom of the kettle body, the tray 14 vertically moves downwards under the action of gravity and overcomes the elastic force of the supporting spring 15, the supporting spring 15 is gradually compressed and elastic potential energy is increased, the tray 14 drives the movable power transmission component 30 to synchronously move downwards, the live wire butt contact 34 is in butt connection with the live wire output contact 24, the zero wire butt contact 35 is in butt connection with the zero wire output contact 25, the ground wire transition contact 36 is in butt connection with the ground wire output contact 26, the movable power transmission component 30 and the fixed power transmission component 20 are switched from a disconnection state to a conduction state, and at the moment, the movable power transmission component 30 starts to supply power to heat the kettle body; after heating is completed, the kettle body is taken down, the elastic potential energy of the supporting spring 15 is gradually released and pushes the tray 14 to vertically move upwards for resetting, and the movable power transmission assembly 30 and the fixed power transmission assembly 20 are switched to be in a disconnected state for resetting.

Referring to fig. 1, as the utility model discloses the more optimized scheme, in order to avoid the water droplet of kettle body to register in tray 14, cause the dangerous emergence of electric leakage electric shock, set up along its radial water catch bowl 16 of arranging and water catch bowl 16 and tray 14's outside switch-on in tray 14, water catch bowl 16 is provided with a plurality ofly and arranges along the circumferencial direction array that tray 14 is located, and the significance of this scheme of adoption lies in, simple structure, the security of activity transmission of electricity subassembly 30.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention; various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a high safe insulating pot base of formula that normally breaks which characterized in that: the water kettle comprises a circular horizontally-arranged base, the base is made of insulating materials, the base is provided with electric wires in a connected mode, the electric wires are connected and matched with a main power supply in a plug-in mode, the upper end face of the base is provided with two guide sleeves which are arranged in parallel to the axial direction of the base, the two guide sleeves are symmetrically arranged along the axial direction of the base, guide rods matched with the guide sleeves are arranged in the guide sleeves, the guide rods and the guide sleeves form sliding guide matching along the axial direction parallel to the base, the top end of each guide rod is provided with a tray used for placing the water kettle body, the opening of each tray is arranged upwards, the tray is matched with the water kettle body and is coaxially arranged with the base, a supporting spring is sleeved outside each guide sleeve, one end of each supporting spring is abutted against the tray, the other end of each supporting spring is abutted against the upper end face of the base, the elastic force of each supporting spring is always directed to the, The kettle is characterized in that a movable power transmission assembly which penetrates through the tray and is arranged is coaxially arranged on the tray, the movable power transmission assembly is used for supplying power to the kettle body, the fixed power transmission assembly and the movable power transmission assembly are set to be in a conducting state and a disconnecting state which can be mutually switched, and the fixed power transmission assembly and the movable power transmission assembly are in a disconnecting state in an initial state.

2. The normally-off high-safety electric kettle base as claimed in claim 1, wherein: the fixed transmission of electricity subassembly including coaxial set up in the base up end and interior barrel, middle barrel and the outer barrel of interval arrangement, middle barrel is located between barrel and the outer barrel, the up end of interior barrel is provided with live wire output contact, the up end of middle barrel is provided with zero line output contact, the up end of outer barrel is provided with ground wire output contact, live wire output contact, zero line output contact and ground wire output contact are connected with the power connection line one-to-one.

3. A normally closed high safety electric kettle base according to claim 1 or 2, characterized in that: the movable power transmission assembly comprises a live wire power supply ring, a zero line power supply ring and a ground wire connecting ring, wherein the live wire power supply ring is coaxially arranged on the tray and is arranged at an interval, the diameter of the live wire power supply ring is smaller than that of the ground wire connecting ring, the zero line power supply ring is located between the live wire power supply ring and the ground wire connecting ring, the live wire power supply ring, the zero line power supply ring and the ground wire connecting ring are matched, the live wire power supply ring is arranged in a mode that the live wire power supply ring penetrates through the tray, the lower end face of the live wire power supply ring is provided with a live wire butt joint contact matched with a live wire output contact, the lower end face of the zero line power supply ring is provided with a zero line transition hijack contact matched with a zero line output contact.

4. A normally closed high safety electric kettle base as claimed in claim 3, wherein: the tray is internally provided with a plurality of water collecting grooves which are arranged along the radial direction of the tray and communicated with the outside of the tray, and the water collecting grooves are arranged in an array along the circumferential direction of the tray.