CN211551766U

CN211551766U - Electric heater

Info

Publication number: CN211551766U
Application number: CN201922176696.4U
Authority: CN
Inventors: 唐绍科; 张毅; 廖泓斌; 谢瑞良; 胡水强; 钟强
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-22
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a pair of electric heater, include: the heating unit comprises a heating body and a plurality of radiating fins, and the heating body penetrates through the radiating fins; the base, the heating unit with the base can be dismantled and be connected, the base with the heat-generating body electricity is connected. The unit that generates heat on the electric heater can dismantle the setting with the base, the user can be as required according to the use, the unit that generates heat of the required quantity of installation, do benefit to and practice thrift the electric energy, promote heating efficiency, but each subassembly split of electric heater simultaneously, can save the volume and the degree of difficulty of packing, practice thrift the circulation cost, can accomodate base and the unit split that generates heat when the user does not use, solve the bulky occupation space problem of traditional electric heater, the maintenance personal of being convenient for simultaneously maintains and changes different subassemblies, reduce maintenance and replacement cost, set up like this, it is fixed to have overcome the number of the generating heat piece of electric heater among the prior art, the inconvenient defect of user.

Description

Electric heater

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to electric heater.

Background

With the advance of projects such as 'coal changes into electricity', heating equipment based on clean energy is gradually enriched, and an electric heater is more and more popular in the market as a product for heating by clean energy.

The electric oil heater is an oil-filled electric heater, and is a safe and reliable space heater popular in recent years. The electric heating tube is arranged in the cavity of the radiating fin, and heat conducting oil is injected around the electric heating tube in the cavity. When the power supply is switched on, the heat conducting oil around the electric heating tube is heated and rises to the upper part of the cavity, circulates in a convection way along the heat radiating pipe or the heat radiating fin, and radiates heat through the wall surface of the cavity, so that the space environment is heated. The heat conducting oil cooled by the air descends to the periphery of the electric heating pipe to be heated again, and a new circulation is started.

At present, the electric oil heater on the market often generates heat the piece quantity and is fixed to 9 have appeared, 15, the electric oil heater products of different powers such as 17, the user can only select wherein when choosing, and can't make up the quantity of heat-generating body according to the actual conditions that oneself is family use, this often can lead to when the user actually uses, the unmatched condition of product and service condition appears, thereby lead to the waste of electric energy or the poor problem of heating effect.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the number of the heating pieces of electric heater is fixed among the prior art, user awkward to provide an electric heater.

The utility model provides an electric heater, include: the heating unit comprises a heating body and a plurality of radiating fins, and the heating body penetrates through the radiating fins;

the base, the heating unit with the base can be dismantled and be connected, the base with the heat-generating body electricity is connected.

The base includes: a base portion provided in a plate shape;

the extension part is fixedly connected with the base part and extends along the height direction, and a first interface is arranged on one side facing the fixing part and is suitable for being electrically connected with the heating body.

And a second interface is arranged at one end of the heating body and is suitable for being electrically connected with the first interface.

The heating body is columnar and is arranged in parallel with the base part, and the vertical height of the first interface is the same as that of the heating body.

The bottom of the radiating fin in the vertical direction is provided with a through hole suitable for containing the heating body.

The radiating fin comprises a matching part, the upper surface of the base part is provided with a plurality of fixing parts, and the matching part is suitable for being detachably and fixedly connected with the fixing parts.

The matching part is the bottom of the radiating fin in a sheet shape, the fixing part is a plurality of clamping grooves which are arranged in parallel, and the opening is upward along the vertical direction and is suitable for accommodating and fixing the matching part.

The number of the clamping grooves is integral multiple of the number of the radiating fins in the heating unit.

The heating units are provided with connecting parts which are suitable for connecting and fixing the adjacent heating units.

The connecting part is flaky and is arranged at the top end of the radiating fin at the side of the heating unit, and a screw hole is formed in the connecting part.

The heat radiating fins are arranged in parallel in the same heating unit, medium channels are arranged in the heat radiating fins, circulating heat conducting media are arranged in the medium channels, the adjacent heat radiating fins are fixedly connected, and the medium channels are communicated.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of electric heater, include: the heating unit comprises a heating body and a plurality of radiating fins, and the heating body penetrates through the radiating fins; the base, the heating unit with the base can be dismantled and be connected, the base with the heat-generating body electricity is connected.

The unit that generates heat on the electric heater can dismantle the setting with the base, the user can be as required according to the use, the unit that generates heat of the required quantity of installation, do benefit to and practice thrift the electric energy, promote heating efficiency, but each subassembly split of electric heater simultaneously, can save the volume and the degree of difficulty of packing, practice thrift the circulation cost, can accomodate base and the unit split that generates heat when the user does not use, solve the bulky occupation space problem of traditional electric heater, the maintenance personal of being convenient for simultaneously maintains and changes different subassemblies, reduce maintenance and replacement cost, set up like this, it is fixed to have overcome the number of the generating heat piece of electric heater among the prior art, the inconvenient defect of user.

2. The utility model provides an electric heater, heat-generating body are the column, with basal portion parallel arrangement, first interface with the vertical height that the heat-generating body was installed is the same.

The arrangement is convenient for the second interface on the heating body to be fixedly connected with the extension part on the base, and the stability of the installation of the radiating fin penetrated by the heating body on the base is improved.

3. The utility model provides an electric heater, cooperation portion are for being the slice setting the fin bottom, the fixed part is the draw-in groove, and is a plurality of draw-in groove parallel arrangement, vertical direction is upwards followed to the opening, is suitable for to hold and fixes cooperation portion.

Set up like this, avoided on the one hand to set up extra fixing device on the fin, can realize dismantling the connection through the fin body, the installation cost is reduced, ordinary fin can be suitable for, the commonality is stronger, on the other hand, through setting up draw-in groove and fin cooperation on the basal portion, the user's of being convenient for installation and dismantlement, with the cooperation of the first interface and the second interface of electricity hookup, it is fixed to the installation of the unit that generates heat on the base from different height and not equidirectional, it is higher to make the unit that generates heat be connected stability with the base.

4. The utility model provides an electric heater, connecting portion are the slice, locate generate heat the unit avris the fin top, be provided with the screw hole on the connecting portion.

Connecting portion are the slice, and the screw can pass two connecting portions, with adjacent heating element fixed connection, makes heating element fixed for whole, avoids heating element to take place to rock, increases the stability that heating element set up on the base.

5. The utility model provides an electric heater is same it is a plurality of in the heating unit fin parallel arrangement, be provided with medium channel in the fin, the inside heat-conducting medium who is equipped with the circulation of medium channel is adjacent fin fixed connection, just medium channel intercommunication sets up.

Set up like this, the medium passageway intercommunication in the fin in the same heating unit, its inside complete and effectual heat conduction circulation that can form makes a plurality of fins in the same heating unit can the homogeneous heating up, avoids the heat waste that the inequality that heaies up caused, has improved the thermal efficiency of electric heater to user's use experience has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an electric heater provided in this embodiment of the present invention;

fig. 2 is a schematic perspective view of an electric heater provided in the present embodiment of the present invention in a situation where a single set of heating units is provided;

FIG. 3 is a perspective view of a heating unit of the electric radiator shown in FIG. 1;

FIG. 4 is a schematic perspective view of another angle of the heating unit of the electric radiator shown in FIG. 3;

FIG. 5 is a perspective view of a heat sink in the heating unit of the electric radiator shown in FIG. 3;

FIG. 6 is a schematic perspective view of another angle of the heat sink in the heating unit of the electric radiator shown in FIG. 5;

FIG. 7 is a perspective view of a base of the electric radiator shown in FIG. 1;

FIG. 8 is a schematic perspective view of another embodiment of a base of the electric radiator shown in FIG. 7;

description of reference numerals:

1-a heating element; 2-a heat sink; 3-a base; 11-a second interface; 31-a base; 32-an extension; 311-card slot; 321-a first interface; 21-a connecting part; 22-a media channel; 23-through hole.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 8, the present embodiment provides an electric heater, including: the heating unit comprises a heating body 1 and a plurality of radiating fins 2, and the heating body 1 penetrates through the radiating fins 2; the base 3, the heating unit can be dismantled with base 3 and be connected, and base 3 is connected with heat-generating body 1 electricity.

In the present embodiment, two heat generating units are provided on the base 3 and connected to an external power supply. As an alternative embodiment, the base 3 may have a power source built in. As shown in fig. 2, the base 3 may be provided with a heat generating unit or a plurality of heat generating units.

The unit that generates heat on the electric heater can dismantle the setting with base 3, the user can be as required according to the use, the unit that generates heat of the required quantity of installation, do benefit to and practice thrift the electric energy, promote heating efficiency, but each subassembly split of electric heater simultaneously, can save the volume and the degree of difficulty of packing, practice thrift the circulation cost, can accomodate base 3 and the unit split that generates heat when the user does not use, solve the bulky occupation space problem of traditional electric heater, the maintenance personal of being convenient for simultaneously maintains and changes different subassemblies, reduce maintenance and replacement cost, set up like this, it is fixed to have overcome the number of the generating heat piece of electric heater among the prior art, user inconvenient defect.

As shown in fig. 7, the base 3 includes: a base 31 provided in a plate shape; the extension portion 32 is fixedly connected to the base portion 31, extends in the height direction, is provided with a first port 321 on a side facing the fixing portion, and is adapted to be electrically connected to the heating element 1. One end of the heating element 1 is provided with a second interface 11 suitable for being electrically connected with the first interface 321, and the lower side of the base 31 is provided with a roller wheel convenient for the electric heater to move.

In the present embodiment, the extension portions 32 are provided at both ends of the base portion 31, and are respectively provided with a socket as the first interface 321, and a plug as the second interface 11 is provided on the corresponding heating element 1. As an alternative embodiment, when more than two heat generating units are installed on the base 31, the extension 32 may be installed in the middle of the base 31 to correspond to the heat generating units, and as another alternative embodiment, the first interface 321 and the second interface 11 may be installed alternatively to a wire connector or a plug and socket.

The heating element 1 is columnar and arranged in parallel with the base 31, and the first interface 321 is at the same vertical height as the heating element 1. With the arrangement, the second interface 11 on the heating element 1 is fixedly connected with the extension part 32 on the base 3, and the stability of mounting the radiating fin 2 penetrated by the heating element 1 on the base 3 is improved.

The heat radiating fin 2 is provided with a through hole 23 at the bottom in the vertical direction to accommodate the heating element 1. In the present embodiment, the heat generating body 1 is fixedly connected to the heat radiating fin 2. As an alternative embodiment, the heat generating body 1 is detachable from the heat radiating sheet 2. The heat sink 2 comprises a fitting portion, the upper surface of the base portion 31 is provided with a plurality of fixing portions, and the fitting portion is adapted to be detachably and fixedly connected with the fixing portions. As a replaceable embodiment, both ends of the heat generating body 1 may be provided with the first interface 321 and the second interface 11 that can be connected in series so that adjacent heat generating units can be connected in series.

The cooperation portion is 2 bottoms on the fin that are the slice setting, and the fixed part is draw-in groove 311, and a plurality of draw-in grooves 311 parallel arrangement, the opening is upwards along vertical direction, is suitable for to hold and fixed cooperation portion.

So set up, avoided on the one hand to set up extra fixing device on fin 2, can realize dismantling the connection through fin 2 body, installation cost has been reduced, ordinary fin 2 can be suitable for, the commonality is stronger, on the other hand, through setting up draw-in groove 311 and fin 2 cooperation on basal portion 31, the user's of being convenient for installation and dismantlement, with the cooperation of first interface 321 and the second interface 11 of electricity hookup, it fixes the installation of the unit of generating heat on base 3 from different height and not equidirectional, it is higher to make the unit of generating heat be connected stability with base 3.

In an alternative embodiment, a latch is provided in the slot 311 to detachably engage and fix the heat sink 2 inserted into the slot 311, thereby increasing the stability of the heat generating unit

The number of the card slots 311 is an integral multiple of the number of the heat sinks 2 in the heat generating unit. As an alternative embodiment, the number of the card slots 311 may exceed an integral multiple of the number of the heat sinks 2 in the heat generating unit.

The heating unit is provided with a connecting part 21 which is suitable for connecting and fixing adjacent heating units. The connecting part 21 is in a sheet shape and is arranged at the top end of the radiating fin 2 at the side of the heating unit, and the connecting part 21 is provided with a screw hole. Connecting portion 21 is the slice of area bending, can pass the screw hole that sets up on two connecting portion 21 through the screw, with adjacent heating unit fixed connection, makes heating unit fixed whole, avoids heating unit to take place to rock, increases the stability that heating unit set up on base 3. As an alternative embodiment, the heat sink 2 may be provided with a barb or the like as the connection portion 21, and be engaged and fixed with a groove provided in the base 3; or the base 3 is provided with a guide rail as a fixed part and connected with the bottom of the radiating fin 2 by a sliding block.

A plurality of radiating fins 2 in the same heating unit are arranged in parallel, medium channels 22 are arranged in the radiating fins 2, circulating heat-conducting media are arranged in the medium channels 22, the adjacent radiating fins 2 are fixedly connected, and the medium channels 22 are communicated.

Set up like this, the medium channel 22 intercommunication in the fin 2 in the same heating unit, its inside complete and effectual heat conduction circulation that can form makes a plurality of fins 2 in the same heating unit can the homogeneous heating up, avoids the thermal waste that the inequality that heaies up caused, has improved the thermal efficiency of electric heater to user's use experience has been improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An electric heater, comprising:

the heating device comprises at least one heating unit, a plurality of heating units and a plurality of cooling fins, wherein the heating unit (1) penetrates through the cooling fins (2);

the base (3), the heating unit with the connection can be dismantled in base (3), base (3) with heat-generating body (1) electricity is connected.

2. The electric heater according to claim 1, characterized in that the base (3) comprises:

a base (31) provided in a plate shape;

and an extension part (32) which is fixedly connected with the base part (31), extends along the height direction, is provided with a first interface (321) towards one side of the fixing part and is suitable for being electrically connected with the heating body (1).

3. The electric heater according to claim 2, characterized in that one end of the heating body (1) is provided with a second interface (11) adapted to be electrically connected with the first interface (321).

4. The electric heater according to claim 3, characterized in that the heating element (1) is in a column shape and is arranged in parallel with the base (31), and the first interface (321) is installed at the same vertical height as the heating element (1).

5. The electric heater according to claim 2, characterized in that the heat sink (2) is provided with a through hole (23) at the bottom in the vertical direction, adapted to accommodate the heating body (1).

6. The electric heater according to any of the claims 2-4, wherein the heat sink comprises a fitting portion, the upper surface of the base portion is provided with a plurality of fixing portions, and the fitting portion is adapted to be detachably and fixedly connected with the fixing portions.

7. The electric heater according to claim 6, wherein the matching portion is a bottom portion of the heat dissipation plate (2) in a sheet-like arrangement, the fixing portion is a clamping groove (311), a plurality of clamping grooves (311) are arranged in parallel, and an opening of each clamping groove is upward in a vertical direction and is adapted to receive and fix the matching portion.

8. The electric heater according to claim 7, wherein the number of the card slots (311) is an integral multiple of the number of the heat dissipation fins (2) in the heat generating unit.

9. The electric heater according to claim 1, wherein the heating units are provided with connecting parts (21) adapted to connect and fix the adjacent heating units.

10. The electric heater according to claim 9, wherein the connecting portion (21) is a plate, and is disposed at the top end of the heat sink (2) at the side of the heat generating unit, and a screw hole is disposed on the connecting portion.

11. The electric heater according to claim 1, wherein a plurality of the heat dissipation fins (2) in the same heating unit are arranged in parallel, a medium channel (22) is arranged in each heat dissipation fin (2), a circulating heat conducting medium is arranged in each medium channel (22), the adjacent heat dissipation fins (2) are fixedly connected, and the medium channels (22) are communicated.