CN201081323Y

CN201081323Y - Electric heater with easy-to-replace electric heating tubes

Info

Publication number: CN201081323Y
Application number: CNU2007201556725U
Authority: CN
Inventors: 林恒源
Original assignee: Well Electronics Co Ltd
Current assignee: Well Electronics Co Ltd
Priority date: 2007-08-02
Filing date: 2007-08-02
Publication date: 2008-07-02
Anticipated expiration: 2017-08-02

Abstract

The utility model relates to an electric heater with easily replaced electrothermal pipe, comprising a main body, wherein, an elastic joint connected with an electric heater conducting line is arranged on a wall surface of the main body, and a through hole is molded on the corresponding wall surface of the elastic joint; a position on the main body close to the through hole is provided with a power connecting point connected with the conducting line; moreover, an electrothermal pipe is fixed between the elastic joint and the through hole by means of a fixing part; a conducting wire connected with the power connecting point is extended from one end of the electrothermal pipe. When the electrothermal pipe needs to be replaced, the conducting wire can be detached from the power connecting point, and then the fixing part is detached, thus the electrothermal pipe can be taken out from the through hole and a replacing electrothermal pipe is arranged through reverse operation. The utility model has the advantage of allowing users to replace the electrothermal pipe only through the own simple actions.

Description

Be easy to change the electric heater of electrothermal tube

Technical field

The utility model relates to a kind of electric heater, relates in particular to a kind of electric heater that is easy to change electrothermal tube that installs the electrothermal tube of simple and easy dismounting and assembling characteristic in inside.

Background technology

Along with the progress of science and technology and the development of civilization, the modern more understands and utilizes invention miscellaneous and creation to change the quality of life, comfortable more and convenient with the order life, for example in arctic weather, many people use the mode of stove heating in the past with replacement at the indoor use device electric heater in house, in fact, pattern that electric heater possessed and structure are also along with people's demand constantly changes.

See also shown in Figure 3, one of modal prior art electric heater is at the built-in fixing electrothermal tube 50 in two ends that is provided with of casing ontology, this electrothermal tube 50 is one can electric energy be converted into the elongated pipe fitting of heat energy through energising, it is set up on 60 liang of relative walls of casing of electric heater and includes and is fixedly arranged on two on the wall and sets up end, it is made for insulation and resistant to elevated temperatures material to set up end, and two set up end has an electrode tip 52 respectively on 51, two electrode tips 52 are connected with the conducting circuit 70 of electric heater inside respectively, 52 of two electrode tips are the body 53 of electrothermal tube 50, body 53 inside can be transmitted and go out in after the energising electric energy being transferred to heat energy and heat energy being seen through the heat build-up sheet 54 be wound in around the body 53, yet in electrothermal tube 50 designs of prior art, the end of electrothermal tube 50 and conducting circuit 70 and end be that conductive path 70 is directly extended in the electrode tip 52 in succession, and set firmly and be connected with heat radiating structure in the body 53, with this, need eliminate when changing if electrothermal tube 50 faults or heating power deficiency took place between the operating period, general user and the action can't be directly electrothermal tube 50 parts being dismantled and changed and electric heater must be sent and repair, and possibility so the outer maintenance cost of amount paid, the user is truly had its not convenient part.

The utility model content

Because aforementioned the deficiencies in the prior art point, a kind of electric heater that is easy to change electrothermal tube that installs the electrothermal tube of simple and easy dismounting and assembling characteristic in inside of the utility model design.

For achieving the above object, the technological means that the utility model adopted is a kind of electric heater that is easy to change electrothermal tube of design, and it comprises:

One body, its be surrounded by a room and on a wall hole formed therethrough at least one nipple orifice is arranged, and be formed with at least one perforating on the corresponding wall of this wall, it is corresponding with nipple orifice and installed a fixed part on perforating, body also is provided with a power connection points in disposing near perforating, and this tie point is connected in the conducting wire of electric heater;

At least one elastomeric joint, its correspondence is fixedly arranged in the nipple orifice of body, and it comprises a conducting portion, and conducting portion is that conductive material is made, and it is arranged between the two ends of elastomeric joint, and the conducting portion outer termination is connected in the conducting wire of electric heater;

At least one electrothermal tube, it is to utilize electric energy to be converted into the elongated pipe fitting of heat energy, but its pipe shaft inside has the structure of mat heating power, and be formed separately in two ends and set up end, setting up end is that insulation and high temperature resistant material are made, one sets up and is formed with an exposed electrode tip on the end, electrode tip is resisted against the conducting portion inner face of elastomeric joint, another sets up the end correspondence and is arranged in the body perforating and by fixed part and is fixed in perforating, be fixed in setting up of perforating and be connected with an outward extending conductor wire on the end, the elongated end of conductor wire is fixed on the conducting wire, and electrode tip, the heat radiating structure of conductor wire and electrothermal tube inside is the circuit of a mutual conduction.

During use, the aforesaid electric heater that is easy to change electrothermal tube can utilize the conducting wire energising and then make electrothermal tube distribute heat energy in the room of body, and when electrothermal tube need be replaced, the user can take off fixed part and conductor wire be unloaded from power connection points on perforating, then just can extract electrothermal tube and the electrothermal tube reverse operating that will substitute usefulness is loaded onto out from perforating; Advantage of the present utility model is that the user only needs can change electrothermal tube voluntarily by easy action, can save with this and can't replace electrothermal tube because of electric heater and must send the puzzlement of repairing.

Description of drawings

Fig. 1 is an element outside drawing of the present utility model;

Fig. 2 is a subelement cutaway view of the present utility model;

Fig. 3 is the subelement cutaway view of prior art.

The specific embodiment

See also shown in Figure 1ly, the electric heater that is easy to change electrothermal tube of the present utility model comprises that in a preferred embodiment body 10, at least one air-supply arrangement 20 are (for example: fan), a plurality of elastomeric joint 30 and many electrothermal tubes 40.

Aforesaid body 10 is the closed housing columnar structure that an inside is surrounded by a room, side wall surface hole formed therethrough on it has at least one air intake vent 11, it is communicated in the room of body 10 inside, have in this that hole formed therethrough has an air outlet 12 on corresponding sidewall of sidewall of air intake vent 11, air outlet 12 is connected in the room of body 10 inside, body 10 other hole formed therethrough on a wall have a plurality of nipple orifice 13, and be formed with a plurality of perforatings 14 on the corresponding wall of this wall, it is corresponding with nipple orifice 13 respectively, body 10 also is provided with a terminal box 15 in disposing near perforating 14, and terminal box 15 1 terminations are connected on the conducting wire of electric heater.

The air-supply end of aforesaid air-supply arrangement 20 is corresponding respectively to be fixedly arranged on the air intake vent 11 of body 10 and towards the room of body 10 inside.

Please further consult shown in Figure 2, aforesaid elastomeric joint 30 is fixedly arranged on respectively in the nipple orifice 13 of body 10, it comprises a housing 31, one conducting portion 32 and a spring 33, housing 31 for insulation and high heat-proof material (for example: pottery) made, one end opening and inwardly concave from opening and to be formed with a room 311, and the open end of room 311 is to the perforating 14 of correspondence, housing 31 has a perforation 312 from the axial hole formed therethrough in the bottom of room 311, conducting portion 32 is the made bending lamellar body of conductive material, it can be arranged in the perforation 312 of housing 31 with moving axially, and the one end extends outside the housing 31 and turns up into a card end 321, this card end 321 is in succession on the conducting wire of electric heater, the other end of conducting portion 32 is converted into an erection part 322, erection part 322 is positioned at that hole formed therethrough has a connecting hole 323 on the opening part of housing 31 and the erection part 322, spring 33 relies on the inner face of room 311 and the erection part 322 that conducting portion 32 is turned up, and can cooperate card end 321 medial surfaces to lean housing 31 fixed effect is provided.

Aforesaid electrothermal tube 40 is to utilize electric energy to be converted into the elongated pipe fitting of heat energy, but its pipe shaft inside has the structure of mat heating power, and be formed separately one in two ends and set up end 41, set up the end 41 for the insulation and high temperature resistant material (for example: pottery) made, one sets up end is formed with an exposed electrode tip 42 on 41, electrode tip 42 correspondences are arranged in the connecting hole 323 on the elastomeric joint 3C, another sets up end 41 correspondences and is arranged in the perforating 14, and by be arranged in one and the sealed stator 16 of perforating 14 peripheral wall surface and the spring 33 of elastomeric joint 30 its pushing tow is fixed between 10 liang of walls of body, be fixed in setting up on the end 41 of perforating 14 and be connected with an outward extending conductor wire 43, the elongated end of conductor wire 43 can be fixed on the terminal box 15 by modes such as screws, and electrode tip 42, conductor wire 43 is the circuit of a mutual conduction with the heat radiating structure of electrothermal tube 40 inside.

During use, the aforesaid electric heater that is easy to change electrothermal tube can utilize the heat radiating structure that power supply is conducted to electrothermal tube 40, and and then in the room of body 10, distribute heat energy, the blast that is blown out by air-supply arrangement 20 is delivered to heat energy air outlet 12 and then is entered use side again.

And when electrothermal tube 40 faults need be replaced, the user can be with stator 16 from taking off on the perforating 14 and conductor wire 43 being unloaded in terminal box 15, then just can send out that hole 14 is extracted out to electrothermal tube 40 and the electrothermal tube 40 that will substitute usefulness inserts also with electrode tip 42 from perforating 14 that correspondence relies on elastomeric joint 30 from wearing, again stator 16 is resisted against electrothermal tube 40 other ends and is locked on wall with fixing electrothermal tube 40, the conductor wire 43 that electrothermal tube 40 is extended is fixedly arranged on the terminal box 15 again, advantage of the present utility model is, the user only need obtain a normal electrothermal tube 40 and can be voluntarily and easy replacing by easy action, saves can't replace because of electrothermal tube 40 with this and electric heater must be sent the puzzlement of repairing.

[description of reference numerals]

(10) body (11) air intake vent

(12) air outlet (13) nipple orifice

(14) perforating (15) terminal box

(16) stator (20) air-supply arrangement

(30) elastomeric joint (31) housing

(311) room (312) perforation

(32) conducting portion (321) card end

(322) erection part (323) connecting hole

(33) spring (40) electrothermal tube

(41) linking end (42) electrode tip

(43) conductor wire (50) electrothermal tube

(51) set up end (52) electrode tip

(53) body (54) heat build-up sheet

(60) casing (70) conducting circuit

Claims

1. an electric heater that is easy to change electrothermal tube is characterized in that, comprising:

Body, its be surrounded by a room and on a wall hole formed therethrough at least one nipple orifice is arranged, and be formed with at least one perforating on the corresponding wall of described wall, it is corresponding with nipple orifice and installed fixed part on perforating, body is being provided with power connection points near the perforating disposal, and described tie point is connected in the conducting wire of electric heater;

At least one elastomeric joint, its correspondence is fixedly arranged in the nipple orifice of body, and it comprises conducting portion, and conducting portion is that conductive material is made, and it is arranged between the two ends of elastomeric joint, and the conducting portion outer termination is connected in the conducting wire of electric heater;

At least one electrothermal tube, it is the elongated pipe fitting, but its pipe shaft inside has the structure of mat heating power, and be formed separately in two ends and set up end, setting up end is that insulation and high temperature resistant material are made, one sets up and is formed with an exposed electrode tip on the end, electrode tip is resisted against the conducting portion inner face of elastomeric joint, another sets up the end correspondence and is arranged in the body perforating and by fixed part and is fixed in perforating, be fixed in setting up of perforating and be connected with an outward extending conductor wire on the end, the elongated end of conductor wire is fixed on the conducting wire, electrode tip, the heat radiating structure of conductor wire and electrothermal tube inside is the circuit of a mutual conduction.

2. the electric heater that is easy to change electrothermal tube as claimed in claim 1, it is characterized in that body one side wall surface hole formed therethrough has at least one air intake vent, air intake vent is communicated in intrinsic room, body hole formed therethrough on a sidewall has an air outlet, and air outlet is connected in the room of body interior;

And further be equiped with at least one air-supply arrangement, its air-supply end is corresponding respectively to be fixedly arranged on the air intake vent of body and towards the room of body interior.

3. the electric heater that is easy to change electrothermal tube as claimed in claim 2 is characterized in that, body is a terminal box disposing the power connection points of establishing near perforating, and terminal box is in succession in the conducting wire of electric heater.

4. as claim 2 or the 3 described electric heaters that are easy to change electrothermal tube, it is characterized in that, elastomeric joint also comprises a housing, housing is made for insulation and heat-resisting material, one end opening and inwardly concave from opening and to be formed with a room, the open end of room is to the perforating of correspondence, and housing has a perforation from the axial hole formed therethrough in the bottom face place of room;

And the conducting portion of elastomeric joint further is a bending lamellar body, it is arranged in the perforation of housing with moving axially, and it extends shell ends and turns up into a card end, and be connected on the conducting wire of electric heater with described card termination, the other end of conducting portion is converted into an erection part, and erection part is positioned at that hole formed therethrough has a connecting hole on the opening part of housing and the erection part;

And elastomeric joint also comprises a spring, and it relies between the inner face of room and erection part that conducting portion is turned up;

And the electrode tip correspondence of electrothermal tube is arranged in the connecting hole of conducting portion on the elastomeric joint.

5. the electric heater that is easy to change electrothermal tube as claimed in claim 4 is characterized in that, the fixed part of body perforating further is the stator sealed with the perforating peripheral wall surface;

And the mode that sets firmly of electrothermal tube for electrode tip against elastomeric joint, and be resisted against stator with the reverse linking end of electrode tip.

6. the electric heater that is easy to change electrothermal tube as claimed in claim 5 is characterized in that, the housing of elastomeric joint is that pottery is made.

7. the electric heater that is easy to change electrothermal tube as claimed in claim 6 is characterized in that, two linking ends of electrothermal tube are that pottery is made.