CN201114826Y

CN201114826Y - Heating tube component

Info

Publication number: CN201114826Y
Application number: CNU2007201148232U
Authority: CN
Inventors: 谢裕祖
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-12
Filing date: 2007-09-12
Publication date: 2008-09-10
Anticipated expiration: 2017-09-12

Abstract

The utility model discloses a heating pipe assembly, which comprises a heating pipe body and a base for matched loading at the bottom of a hot water bulb. Two pins of the heating pipe body are welded on the base respectively; a resistive heater is arranged in the heating pipe body; two electric conduction pins of the resistive heater extend out of the base plane of the base; each electric conduction pin is welded with a electric film threading. The electric conduction pins are sheathed with an insulating tube body; the electric conduction pins extend out of the insulating tube by the length of 3mm-10mm. The shape of the insulating tube body is a T-shaped cylinder and the total height of the insulating tube body is more than 4mm; the insulating tube and the electric conduction pins are assembled as the.form of fitting tightly. The whole shape of the base is a concave structure with an open bottom, and the outside surface of the base relative to the base plane of the base forms a certain angle and takes the shape of a trapezoid. The heating pipe body is fixed on the base by the way of welding. The heating pipe assemble has simple welding technique convenient manufacturing, easy assembly and low production cost, thus improving the sealing property of the base and the heating pipe body.

Description

The heating tube assembly

Technical field

The utility model relates to a kind of water dispenser, is specifically related to a kind of heating tube assembly that is fitted in the water dispenser heating courage.

Background technology

Now, people's living standard raises day by day, and water dispenser progressively becomes an indispensable part in the family life.The application of water dispenser has brought a lot of convenience to people, and people are drinking water at any time.The interior heating tube assembly of heating courage is important component part in the water dispenser in the water dispenser.(as shown in Figure 3) the heating tube assembly in more existing heating courages is mainly formed by component-assembled such as base, heating tubes, heating tube is provided with flange seat, flange seat is provided with the insulation rubber cushion, the bottom of flange seat is provided with screw thread, flange seat is threaded end and passes the through hole that is provided with on the base, the flange seat that will have heating tube with nut is fixed on the base, the two pins that adds thermal resistance wire that is arranged in the heating tube is fixed on the center of flange seat by the insulation fixing glue, is respectively arranged with the electric mortiser sheet on the two pins.By the water dispenser heater that this mode is assembled, the packaging technology complexity, assemble products from parts are more, the product cost height, assembling capacity can be poor.Electric mortiser sheet and flange seat distance from bottom are nearer, after adding the energising of thermal resistance wire pin, form former electromagnetism between electric mortiser sheet and the flange seat easily, produce the connection electrical phenomena, there is certain potential safety hazard during use, and because the existence of former electromagnetism, quickened to add the electroxidation of thermal resistance wire pin, shortened the useful life of heating tube; Adopt the form of a plurality of parts assemblings, the poor sealing of heating tube and base, when hydraulic pressure in the heating courage big the time or parts assembling sealing when bad, be easy to generate drainage, water is conductor, in case produce drainage, will make whole heater charged, safety in utilization is bad, makes whole water dispenser unavailable.

Summary of the invention

Technical problem to be solved in the utility model is the present situation at prior art, and a kind of simple in structure, good insulation preformance, good airproof performance, manufacture craft is simple, cost is low, security performance is good heating tube assembly are provided.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the heating tube assembly, comprise the heating tube body and can be fitted in the base that heats the courage bottom, be provided with in the heating tube body and add thermal resistance wire, wherein: two pins of described heating tube body are welded on respectively on the base, and the described thermal resistance wire that adds is connected with two conductive pin protuberate basic unit baseplanes; Each conductive pin is welded with the electric mortiser sheet.

For optimizing technique scheme, the measure of being taked also comprises:

Be set with the insulation body on the above-mentioned conductive pin that adds thermal resistance wire.

Above-mentioned insulation body is cylinder " T " shape, and its overall height is greater than 4mm.

The global shape of above-mentioned base is back cover " recessed " shape structure not, and the lateral surface of described base has certain angle with respect to the base baseplane, is up-small and down-big trapezoidal shape.

Above-mentioned insulation body with add the thermal resistance wire conductive pin and assemble with the close-fitting form.

The length that the above-mentioned conductive pin that adds thermal resistance wire stretches out the insulation body is 3mm～10mm.

Compared with prior art, the beneficial effects of the utility model are as follows: 1. the heating tube body adopts the mode of welding directly to be welded on the base, and welding procedure is simple, and is easy to make, easily assembling; 2. the heating tube body directly is welded on the base, has saved parts such as flange seat, seal gasket, nut, greatly reduces production cost; 3. the heating tube body directly is welded on the base, improves the sealing of base and heating tube body, makes its form that is combined into one, and has avoided drainage, has strengthened safety in utilization; 4. add the insulation body that is provided with between the insulation fixing glue of thermal resistance wire conductive pin and the electric mortiser sheet, avoided producing between base and the electric mortiser sheet former electromagnetism, avoid taking place leaky, avoid the oxidation of heating tube body, base, electric mortiser sheet, strengthen the practicality of heating tube body, prolonged its useful life.

Description of drawings

Fig. 1 is the utility model embodiment assembly structure schematic diagram;

Fig. 2 is the base package assembly sectional structure schematic diagram of Fig. 1;

Fig. 3 is existing base package assembly sectional structure schematic diagram;

Fig. 4 is the general assembly decomposition sectional structure schematic diagram that Fig. 1 assembles example.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Structure of the present utility model is seen Fig. 1, Fig. 2 and shown in Figure 4, and the heating tube assembly comprises heating tube body 1 and can be fitted in the base 2 that heats courage 8 bottoms.Heating tube body 1 inside is hollow form, two external parts of heating tube body 1 are straight tube-like, its centre is a helicoidal structure, the inside of heating tube body 1 is provided with and adds thermal resistance wire, adding thermal resistance wire is connected with two conductive pins 5 and stretches out heating tube body 1 straight tube two ends certain distance is arranged, add the setting of thermal resistance wire, can be by being connected with 5 energisings of two conductive pins to adding thermal resistance wire, thereby to adding thermal resistance wire energising heating, add the heat transferred heating tube body 1 that thermal resistance wire produces, the heating tube body 1 that is heated is implemented whole heating again its ambient substance of heat transferred.Each conductive pin 5 is welded with electric mortiser sheet 6.The bottom of heating tube body 1 is provided with base 2, base 2 is provided with two through holes, two of heating tube body 1 stretches out the straight tube end and passes the through hole that is provided with on the base 2 respectively, form by welding is weldingly fixed on the base 2, adopt Type of Welding heating tube body 1 to be fixed on the fixed form of base 2, removed flange seat, sealing gasket, parts such as nut, saved material, manufacturing process is simpler, the employing of welding manner, heating tube body 1 and base 2 are better held be structure as a whole, avoided drainage, the generation of connection electrical phenomena has strengthened the usability and the fail safe of heating tube assembly.Two conductive pins 5 that add thermal resistance wire are fixed on the centre of heating tube body 1 straight tube end by insulation fixing glue 3, the use of insulation fixing glue 3, avoided conductive pin 5 to contact, conductive pin 5 and heating tube body 1 are better worked alone with heating tube body 1.Add thermal resistance wire and be connected with two conductive pins 5 and be extended with certain distance with respect to the baseplane of base 2, be set with insulation body 4 on the conductive pin 5 that stretches out, insulation body 4 assembles with the close-fitting form with the conductive pin 5 that adds thermal resistance wire.Insulation body 4 be cylinder " T " shape, and its overall height is greater than 4mm, and the little end of insulation body 4 diameters contacts with insulation fixing glue 3 near the baseplane of base 2, and the big end of body 4 diameters that insulate contacts with electric mortiser sheet 6 away from the baseplane of base 2.Add the insulation body 4 that is provided with between the insulation fixing glue 3 of thermal resistance wire conductive pin 5 and the electric mortiser sheet 6, avoided producing between base 2 and the electric mortiser sheet 6 former electromagnetism, avoid taking place leaky, avoid heating tube body 1, base 2, electric mortiser sheet 6 oxidized, strengthen the practicality of heating tube body 1, prolonged its useful life.The length that the conductive pin 5 that adds thermal resistance wire stretches out the body 4 that insulate is 3mm～10mm, and electric mortiser sheet 6 is welded on the end that adds thermal resistance wire conductive pin 5, and the length of their welding contact positions is 3mm～10mm.The global shape of base 2 is back cover " recessed " shape structure not, and the setting of this structure makes base 2 more can adapt to the environment that expands with heat and contract with cold, and for because of the base 2 that produces distortion that expands with heat and contract with cold provides deformation space, base 2 is not destroyed.The lateral surface of base 2 has certain angle with respect to base 2 baseplanes, is up-small and down-big trapezoidal shape.The setting of this structure makes base 2 and the 8 easier assemblings of heating courage, and the assembling form of last Panasonic locking structure has also strengthened assembling between them simultaneously, makes their sealing property better.The centre of base 2 is provided with water inlet pipe 7, and extraneous water source from then on pipe enters heating courage 8, and heating courage 8 is carried out water-filling.

When using the utility model heating tube assembly, the heating tube assembly that assembles is arranged on the bottom of heating courage 8, the end that heating tube body 1 has helical coil is arranged on the inside of heating courage 8.Base 2 is fixed on heating courage 8 bottoms, and is with the mode of welding that base 2 is fixing again.Heating tube body 1 inside is provided with and adds thermal resistance wire, by the electric mortiser sheet 6 that is provided with on the conductive pin 5 that adds thermal resistance wire protuberate basic unit 2 baseplanes, make electric mortiser sheet 6, add thermal resistance wire, electric mortiser sheet 6 constitutes power circuits, to adding thermal resistance wire energising heating, add the heat transferred heating tube body 1 that thermal resistance wire produces, heating tube body 1 passes to the water in the heating courage 8 again, and water is heated, and the water of heating can directly be drunk.Heating tube body 1 is welded on the base 2 by the through hole that is provided with on the base 2, has strengthened the fixing of heating tube body 1, has strengthened the sealing of heating tube body 1 and base 2.Add the setting of insulation body 4 on the thermal resistance wire conductive pin 5, avoided producing former electromagnet phenomenon between electric mortiser sheet 6, conductive pin 5 and the base 2, prevented electric leakage, avoid producing oxidative phenomena, further strengthened the fail safe that heating tube body 1 uses.

As shown in Figure 4, a kind of heating courage 8 of water dispenser comprises electric-controlled switch, heating courage loam cake 10, heating courage 8 and heating tube assembly, and the setting of electric-controlled switch according to the temperature of the water in the heating courage 8, is controlled extraneous power supply to adding thermal resistance wire energising, outage.On the heating courage 8 mudhole and steam vent are set, mudhole and steam vent are provided with blowdown pipe 11 and blast pipe 12, and the setting of blowdown pipe 11 has made things convenient for the cleaning to heating courage 8.Have gas in the heating courage 8, after heating courage 8 was heated, when gases are heated, they expand, and the setting of blast pipe 12 keeps air pressure and extraneous balance in the heating courage 8, strengthens the fail safe that heating courage 8 uses.Heating courage loam cake 10 integral body are not back cover " recessed " the shape structure of standing upside down, and outer ledge is up big and down small, the trapezoidal shape that becomes to stand upside down.Heating courage loam cake 10 is arranged on the top of heating courage 8, and the edge of heating courage loam cake 10 embeds in the heating courage 8, is assemblied on the heating courage 8 in the mode of close-fitting, further heating courage loam cake 10 is fixed by the mode of welding again.Heat courage 8 integral body and become round barrel shapes, be provided with outlet pipe 9 near the bottom of heating courage 8, outlet pipe 9 is connected with the switch in the external world, by the control of switch, can draw the water that heats in the courage 8, drinks for the user.Also be provided with holder on the heating courage 8, will heat courage 8 by holder and be fixed on the water dispenser housing.The bottom of heating courage 8 is provided with base 2, and base 2 is provided with the heating tube assembly.

When use has the water dispenser of the utility model heating tube assembly heating courage, extraneous power supply is connected energising by the electric mortiser sheet 6 that is provided with on jockey and the heating tube assembly, charged electric mortiser sheet 6 is passed to the thermal resistance wire that adds that is arranged in the heating tube body 1 by the conductive pin 5 that has the body 4 that insulate, electric-controlled switch, electric mortiser sheet 6, conductive pin 5, add thermal resistance wire, conductive pin 5, electric mortiser sheet 6 and extraneous power supply have constituted a power circuit, to adding the thermal resistance wire energising, make and add thermal resistance wire generation heat, the heat transferred that adds the thermal resistance wire generation is arranged on the heating tube body 1 that adds the thermal resistance wire outside, after heating tube body 1 is heated, again heat transferred is centered around its water on every side, the feedwater heating is seethed with excitement until water.After the water boiling, electric-controlled switch is closed, and extraneous power supply stops adding the thermal resistance wire energising.In the drinking hot water courage 8 during water, the switch of opening outlet pipe 9 is taken the water in the heating courage 8.The water yield reduces in the heating courage 8, extraneous cold water enters heating courage 8 by the water inlet pipe 7 that is provided with on the base 2, when the water temperature in the heating courage 8 reduces, electric-controlled switch is opened, extraneous power supply adds thermal resistance wire again with heat transferred heating tube body 1 to adding thermal resistance wire energising heating, and heating tube body 1 is again with its water on every side of heat transferred, water is heated, enter next circulation heating.Like this repeatable operation makes us at any time can drinking water, has made things convenient for people's life.

Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims

1, heating tube assembly, comprise heating tube body (1) and can be fitted in the base (2) that heats courage (8) bottom, adding thermal resistance wire is arranged in the heating tube body (1), it is characterized in that: two pins of described heating tube body (1) are welded on respectively on the base (2), and the described thermal resistance wire that adds is connected with two conductive pins (5) protuberate basic units (2) baseplane; Each conductive pin (5) is welded with electric mortiser sheet (6).

2, the described heating tube assembly of root a tree name claim 1 is characterized in that: be set with insulation body (4) on the described conductive pin (5) that adds thermal resistance wire.

3, the described heating tube assembly of root a tree name claim 2, it is characterized in that: described insulation body (4) is cylinder " T " shape, and its overall height is greater than 4mm.

4, the described heating tube assembly of root a tree name claim 1 is characterized in that: the global shape of described base (2) is back cover " recessed " shape structure not, and the lateral surface of described base (2) has certain angle with respect to base (2) baseplane, is up-small and down-big trapezoidal shape.

5, root a tree name claim 1 or 2 described heating tube assemblies is characterized in that: described insulation body (4) with add thermal resistance wire conductive pin (5) and assemble with the close-fitting form.

6, root a tree name claim 1 or 2 described heating tube assemblies is characterized in that: the length that the described conductive pin (5) that adds thermal resistance wire stretches out insulation body (4) is 3mm～10mm.