CN2162610Y - Compound electric warm apparatus with hot pipe - Google Patents
Compound electric warm apparatus with hot pipe Download PDFInfo
- Publication number
- CN2162610Y CN2162610Y CN 91204825 CN91204825U CN2162610Y CN 2162610 Y CN2162610 Y CN 2162610Y CN 91204825 CN91204825 CN 91204825 CN 91204825 U CN91204825 U CN 91204825U CN 2162610 Y CN2162610 Y CN 2162610Y
- Authority
- CN
- China
- Prior art keywords
- heat
- plate body
- air heater
- radiation plate
- steam air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Central Heating Systems (AREA)
Abstract
The utility model discloses a compound electric air heating machine with hot pipes, which adopts a compound structure and compound heat transferring media to form internal heat circulation and external heat circulation. The utility model uses radiation and convection to exchange heat and also uses heat pressure and forced convection to exchange heat. Noise is eliminated by constant pressure quantitative materials with heat transferring, silencing and sucking liquid functions, and the heat is forcedly transferred. The utility model automatically controls temperature. The utility model has the advantages of good high and low temperature characteristics, small using power, energy saving, comfortable heating body feeling and high safety, and is suitable for industrial and civil heating and replenishing to heat.
Description
The utility model relates to heating plant.Specifically, be a kind of composite type heat pipe electricity steam air heater.
Present space heater kind is a lot, but all has certain disadvantages.For example, the electrical power of filling type space heater need be about 1500W, and big like this power is unwell to general family, and its heat transfer medium (oil) leaks easily and burn, and is not suitable for the high occasion of fire protection requirement.The heated-air drying that the steam air heater of band blower fan is sent, critical piece weares and teares easily, and the life-span is short.Existing heat pipe electric radiator processed complex, the percent defective height is kept difficulty of vacuum, and single working medium can not be taken into account the duty of high and low heat flow density, and it is not antifreeze, and it is slow to heat up, and the thermal efficiency is low, does not particularly solve noise problem.If the working medium filling weight of this radiator reaches at 90% o'clock of the heat pipe volume, it has become a kind of convection current conduction-type boiler radiator in fact, rather than utilizes evaporation one to condense the radiator of phase-change heat transfer mechanism.Built-in sheet string type electric heater, because its radiation heat transfer is restricted, the thermal efficiency is low; Critical piece is difficult to change.
The purpose of this utility model is to overcome these shortcomings, and a kind of composite type heat pipe electricity steam air heater is provided, and it has the efficient height, electrical power is little, occupation of land is little, energy-conservation, antifreeze, advantages such as the life-span is long, easy to maintenance, good looking appearance.
Composite type heat pipe electricity steam air heater of the present utility model is to constitute like this: it is equipped with the air-tightness heat radiation plate body of electrical heating elements and heat transfer liquid refrigerant by inside, the framework and the temperature control equipment of supporting heat radiation plate body are formed, the heat transfer liquid refrigerant of above-mentioned heat radiation plate body inside is composited by low boiling working fluid and higher boiling working medium, vertical direction at the heat radiation plate body has many elongated slots, there are many radiated ribs inboard at the heat radiation plate body, is filled with heat transfer noise reduction imbibition material around the heating element heater of heat radiation plate body inside; Said frame is made up of the left and right side plate, overdraught cover and the bottom bracket that link to each other with the heat radiation plate body; The said temperature control device is made up of adjustable temperature relay and control circuit.
Owing to adopted the liquid working medium that is composited of two kinds of heat transfers of heat transfer imbibition noise reduction solid-state material and high and low boiling point simultaneously, make heat source characteristic, conducted state and the heat-sinking capability of steam air heater of the present utility model be in matching status, the heat transfer efficiency height, power is little, antifreeze, no internal corrosion.
Because left and right side plate and front and back heat radiation plate body have been formed the cylindrical shell of a rectangle, on heat sink, opened elongated slot and there is fin inside, make whole cylindrical shell have narrow-gap channel hot pressing forced convection heat transfer and two kinds of functions of heat radiation heat transfer concurrently, improved heat transfer efficiency greatly, easily manufactured, reliable, take up an area of little.As below bottom bracket, adding steering wheel, can be convenient to move.
Electrical heating elements can be the electrothermal tube with separation sleeve, is arranged on bottom in the heat radiation plate body, also can be the Electric radiant Heating Film (silk) of tape insulation layer, on the outer wall of the interior bottom of heat radiation plate body that evenly is laid in.
Noise reduction imbibition heat-transfer matcrial around the calandria is resilient metal sheet, silk screen, wood shavings, fiber or the particle of porous, or the mixture of their different proportion.Its effect is to strengthen to conduct heat, and abates the noise, and reduces liquid filling weight.
Above-mentioned compound liquid refrigerant is formed by low boiling working fluid and the cooperation of higher boiling working medium deionized water, and low boiling working fluid can be various alcohols.According to different alcohols and different proportionings, can be made into the compound different working medium of accumulation of heat of the quick-acting compound of low boiling working fluid large percentage or higher boiling working medium large percentage.And, in liquid refrigerant, can add anti-icing fluid to prevent bursting by freezing.Add corrosion inhibiter, can prevent internal corrosion; Also can constantly vaporize.Can also add coagulant to quicken the circulation of working medium.
Temperature relay in the said temperature control device can be the surface temperature relay, or the air themperature relay, and the former can be installed on the outer wall of heat sink side, and the latter then should be installed on the side plate.
Describe structure of the present utility model and working condition in detail below in conjunction with accompanying drawing.
Fig. 1 is the front elevation view of the utility model electricity steam air heater;
Fig. 2 is the A-A sectional drawing among Fig. 1.
Referring to accompanying drawing, preceding heat radiation plate body (1), back heat radiation plate body (2), right plate (6), left plate (5) are fixed together, and constitute the cylindrical shell of a rectangle.The cylindrical shell top covers ventilator cowling (4), and there is lower bracket (13) below, and universal wheel (14) is housed under the support, and whole steam air heater is moved freely.Front and back heat radiation plate body (1), (2) are hollow metal shells, have many elongated slots (16) above, and in the inboard many radiated ribs (3) are arranged, to increase area of dissipation.The power that overcoat heavy wall isolated tube is housed along its length in the bottom of heat radiation in the plate body is 800-1200 watt electric heating body (7).Be filled with the porous synusia or the silk screen of steel, copper, aluminium on every side at calandria (7), wood shavings, loose resilient heat transfer noise reduction imbibition materials such as fiber (8), volume accounts for 10% of heat sink body bulk greatly; Be used for enlarging the radiating surface of the heat in the calandria (7), as early as possible heat supplied with liquid refrigerant, and can pulverize the steam bubble of liquid refrigerant, eliminate noise.Composite liquefied working medium in heat radiation plate body (1), (2) is the mixture of alcohols and deionized water, by soldering and sealing behind valve (9) the injection vacuum heat radiation plate body.The injection rate and the ratio of various liquid refrigerants according to condition are: between heat transfer cycle amount, radiator operating temperature, pressure area and eliminate the upper noise limit amount.In normal operation, heat radiation plate body internal pressure is in 0.7 kilograms per centimeter
2Below, belong to the pressure limit of vessels not under pressure.When needing high-power steam air heater, also can fill high temperature heat conductive oil in the heat radiation plate body, valve (9) is used relief valve.
(10) are the switches of band lamp in the accompanying drawing, and (11) are the adjustable temperature relays, are attached in the control circuit.According to the detection requirement of household electrical appliance, can on circuit, select to add fuse.(12) be attaching plug.(15) be handle, be used for carrying or mobile steam air heater.
The following describes the course of work of the utility model steam air heater.
After connecting power supply, the electric heating body (7) that is contained in heat radiation plate body (1), (2) bottom conducts heat to composite liquefied working medium by heat transfer imbibition material (8), under negative pressure state, low boiling working fluid wherein evaporates rapidly, this steam air heater is promptly devoted oneself to work at low thermophase, shorten the starting time greatly.Operating temperature continues to raise then, and higher boiling working medium is start vaporizer also.The liquid refrigerant steam of evaporation rises, and emits sensible heat by the heat radiation plate body on the one hand, emits a large amount of latent heat after high-temperature steam condenses on the other hand again.These heats are given ambient air by the radiation of heat radiation plate body on the one hand, on the other hand, become a hot press cycle passage by heat radiation plate body and the formed cylindrical shell of side plate and cause air forced convertion from bottom to top in the cylindrical shell, have strengthened the heat exchange effect greatly.Fin (3) has strengthened heat transfer area.Condensed working medium flows back to the bottom along the wall of heat radiation plate body again, is absorbed by the heat transfer imbibition material, can not produce the vaporization noise.When the evaporation capacity of working medium equaled condensation number, the pressure and temperature in the heat radiation plate body was in stable state.When the evaporation capacity of working medium during always greater than condensation number, the state that can reach capacity at last, the imbibition material that promptly conducts heat may be the dried state of buying, and this moment, the adjustable temperature relay worked, and cut off the electricity supply.Adjust temperature relay, radiator is cut off the electricity supply when giving fixed temperature.
The forced convection heat transfer that the utility model electricity steam air heater forms owing to the heat loss through radiation of having considered the heat radiation plate body in structural design and dispel the heat plate body and side plate, thereby exchange capability of heat is strong, volume is little.Since adopt heat transfer noise reduction imbibition material, thereby electrical power is little, energy-conservation, and do not have noise.The example of a practical effect is provided below.
Composite type heat pipe electricity steam air heater, 1.08 meters of cooling surface areas
2, 950 watts of power are installed in 16 meters
2The room in.6 ℃ of outdoor temperatures, 13 ℃ of indoor initial temperatures, the steam air heater energising is after 8 minutes, and surface temperature reaches 75 ℃, and 20 minutes rear surface temperature stabilizations reach 85 ℃, and after one hour, room temperature reaches 16 ℃.
Claims (9)
1, a kind of composite type heat pipe electricity steam air heater, it is equipped with the air-tightness heat radiation plate body of electrical heating elements and heat transfer liquid refrigerant by inside, supporting the framework and the temperature control equipment of heat radiation plate body forms, it is characterized in that, the heat transfer liquid refrigerant of above-mentioned heat radiation plate body inside is composited by low boiling working fluid and two kinds of working medium of higher boiling, vertical direction at the heat radiation plate body has many elongated slots, there are many radiated ribs inboard at the heat radiation plate body, is filled with heat transfer noise reduction imbibition material around the heating element heater of heat radiation plate body inside; Said frame is by the left and right side plate that links to each other with the heat radiation plate body, and overdraught cover and bottom bracket are formed; The said temperature control device is made up of adjustable temperature relay and control circuit.
2, electric steam air heater as claimed in claim 1 is characterized in that, low boiling working fluid can be an alcohols in the described complex heat transfer liquid refrigerant, and higher boiling working medium can be deionized water.
3, electric steam air heater as claimed in claim 2 is characterized in that, described complex heat transfer liquid refrigerant is the quick-acting compound of low boiling working fluid large percentage.
4, electric steam air heater as claimed in claim 2 is characterized in that, described complex heat transfer working medium is that the accumulation of heat of higher boiling working medium large percentage is compound.
5, as each described electric steam air heater in claim 2 or 3 or 4, it is characterized in that, can add antifreezing agent, corrosion inhibiter and coagulant in the liquid refrigerant.
6, electric steam air heater as claimed in claim 1 is characterized in that, described electrical heating elements is the electrothermal tube of band separation sleeve or the Electric radiant Heating Film (silk) of tape insulation layer.
7, electric steam air heater as claimed in claim 1 is characterized in that, described heat transfer noise reduction imbibition material is resilient metal sheet, silk screen, wood shavings, fiber or the particle of porous, or the mixture of above-mentioned various article.Be filled with liquid refrigerant in the imbibition material hole; Solid-liquid compound volume accounts for 10% of heat sink body bulk.
8, as each described electric steam air heater in the claim 1 to 4, it is characterized in that, universal wheel is housed below bottom bracket, on left and right side plate, handle is housed.
9, electric steam air heater as claimed in claim 1 is characterized in that, described adjustable temperature relay is the air themperature relay, perhaps the surface temperature relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91204825 CN2162610Y (en) | 1991-04-02 | 1991-04-02 | Compound electric warm apparatus with hot pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91204825 CN2162610Y (en) | 1991-04-02 | 1991-04-02 | Compound electric warm apparatus with hot pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2162610Y true CN2162610Y (en) | 1994-04-20 |
Family
ID=33759925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91204825 Expired - Fee Related CN2162610Y (en) | 1991-04-02 | 1991-04-02 | Compound electric warm apparatus with hot pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2162610Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370181C (en) * | 2005-04-15 | 2008-02-20 | 冷同桂 | Electric warm-air machine |
-
1991
- 1991-04-02 CN CN 91204825 patent/CN2162610Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370181C (en) * | 2005-04-15 | 2008-02-20 | 冷同桂 | Electric warm-air machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Leinan Document name: Notice of termination |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |