CN201155863Y

CN201155863Y - Heat pump water heater defrosted by electromagnetic heating oil

Info

Publication number: CN201155863Y
Application number: CNU200720178885XU
Authority: CN
Inventors: 谢坤
Original assignee: Individual
Current assignee: DONGGUAN XINSHIDAI NEW ENERGY TECHNOLOGY Co Ltd
Priority date: 2007-12-27
Filing date: 2007-12-27
Publication date: 2008-11-26
Anticipated expiration: 2017-12-27

Abstract

The utility model provides a heat pump water heater with electromagnetic heating oil as the defrost, which has the advantages of compact structure, economy, practicality and low manufacturing cost; the electromagnetic heating oil is taken as the defrost on heat pump products, transfers heat in a convection form, has high heating speed, is convenient in use, has reliable safety performance and is good for environmental protection. The heat pump water heater comprises a heat exchange fin; an electromagnetic heater is communicated with the heat exchange fin by an oil inlet pipe; the heat exchange fin is communicated with the electromagnetic heater by an oil outlet pipe to form a circulating part. Polymer oil is contained in the electromagnetic heater. A heat generation compressor is communicated with a shell and tube heat exchanger; the shell and tube heat exchanger is communicated with the heat exchange fin by an air inlet pipe; the heat exchange fin is communicated with an air-liquid separator by an air return pipe; the air-liquid separator is communicated with the heat generation compressor to form another circulating part. The heat pump water heater can be used in the environment under such low temperature as 29 DEG C below zero, and is more practical when being used in the low-temperature environment compared with the products with water as the heat conducting medium.

Description

Electromagnetism adds deep fat and does defrost type Teat pump boiler

Technical field

The utility model relates to a kind of heating equipment, relates in particular to a kind of water heater that utilizes electromagnetic induction heating to obtain thermal source.

Background technology

Existing water heater generally adopts gas heater or electric heater, the gas heater utilization is burnt coal gas and is produced heat energy, making cold water absorb heat energy in heat exchanger becomes hot water and exports, need provide a large amount of oxygen when not only burning, and can produce large quantity of exhaust gas after the burning, influence air ambient, its energy-saving effect is poor, utilization ratio is low, is unfavorable for environmental protection.

The electric heater that resistance wire heating tube mode is also arranged, the resistance wire heating tube is placed in the water tank heats, the heating of employing resistance loop, but the structure of resistance wire heating tube is the integral sealing formula, and in use, power consumption is big, temperature is not easy to control yet, its firing rate is slow, use inconvenience, and easily aging, and the life-span is short; Owing to be integral sealing formula structure, and because electrothermal tube places water, in case component wear or aging just security incident may take place.

Electromagnetic induction heating device is made up of electromagnetism gas ket and electromagnetism heating controller, and electromagnetic induction heating is a kind of device that utilizes electromagnetic induction principle to convert electrical energy into heat energy.Electromagnetic controller becomes the AC rectification of 220V, 50/60Hz into direct current, again direct current is converted to the high-frequency high-voltage that frequency is 20～40KHz, the high-frequency high-voltage current that changes flows through the alternating magnetic field that coil can produce the high speed variation at a high speed, when the magnetic line of force in the magnetic field can produce countless little eddy current during by the magnetic conductive metal material in metallic object, make metal material heating at a high speed voluntarily itself, thereby reach the thing in the heating of metal material cartridge.

The advantage of electromagnetic heater: A. good energy-conserving effect, compare its power savings of resistance wire heating collar mode all more than 30%, different relatively raw materials, different raw material, the different products of production of production, power savings changes to some extent, but the energy-saving efficiency maximum can reach 75% in the product that has used at present; B. environment protecting is good, can significantly reduce environment temperature; C. long service life, the continuous running temperature of Electrothermal ring has only about 100 ℃, and the problem that does not exist heating collar to change has reduced the secondary input with respect to former resistance wire heating; D. can improve product yield,, improve product efficiency because this product heating efficiency height can significantly reduce the heating-up time.

Summary of the invention

Problem at the prior art existence, the purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part, provide a kind of compact conformation, electromagnetism economical and practical, low cost of manufacture to add deep fat and do defrost type Teat pump boiler, use electromagnetism to add deep fat and do defrost on the heat pump product, utilize convection type to transmit heat, its firing rate is fast, can use immediately, easy to use, and security performance is reliable, is beneficial to environmental protection.

For reaching above-mentioned purpose, electromagnetism of the present utility model adds deep fat and does defrost type Teat pump boiler, adopts following technical scheme:

A kind of electromagnetism adds deep fat and does defrost type Teat pump boiler, includes heat exchange fin, and electromagnetic heater is communicated with heat exchange fin by oil inlet pipe, and heat exchange fin is connected with electromagnetic heater by flowline and forms a circulation, has contained the high score seed oil in the electromagnetic heater; Heat compressor and be communicated with case tube heat exchanger, case tube heat exchanger is communicated with heat exchange fin by air inlet pipe, and heat exchange fin is communicated with gas-liquid separator by muffler, and the gas-liquid separator connection heats compressor and forms another circulation.

Further, described oil inlet pipe is provided with the water pump that pressure and flow velocity are provided, and oil inlet pipe is provided with the switch gate valve of control flow, and oil inlet pipe is provided with the magnetic valve of control hydraulic flow direction;

Further, described case tube heat exchanger is provided with provides the hot water of pressure and flow velocity systemic circulation pump, and the case tube heat exchanger rear end on the air inlet pipe is provided with hydraulic accumulator, and the hydraulic accumulator rear end is connected with the heating power expansion valve of flow-control on the air inlet pipe.

The utility model electromagnetism adds deep fat and does defrost type Teat pump boiler safety, energy-conservation, practical, use electromagnetism to add deep fat and do the safe and practicality that defrost on the heat pump product meets our heat pump product fully, adopt the electromagnetism heating, realize that electricity separates with oil, thereby reach its security; Adopt a kind of high score seed oil to do thermal conductance, when heating oil can be heated to certain temperature at short notice, more energy-conservation; Can better absorb the heat that heating is willing to when heating according to oil, and the comparison of the little characteristic of evaporative heat loss amount identical characteristics when heating with water.Oil more and its energy saving and availability arranged; Can under subzero 29 ℃ end temperature environment, use, under end temperature environment, use (as: northern low temp area) and water to do heat-conducting medium and compare more according to practicality is arranged; Oil non-scaling and water can be tied dirt.

Description of drawings

The structural representation of Fig. 1 the utility model embodiment.

The specific embodiment

For further understanding feature of the present utility model, technological means and the specific purposes that reached, function, the utility model is described in further detail below in conjunction with the accompanying drawing and the specific embodiment.

The dependency structure that the utility model is described mainly comprises following parts (or device): heat exchange fin 1, electromagnetic heater 2, high score seed oil 3, flowline 4, magnetic valve 5, oil inlet pipe 6, water pump 7, gate valve 8, muffler 9, air inlet pipe 10, gas-liquid separator 11, heat compressor 12, hot water systemic circulation pump 13, case tube heat exchanger 14, hydraulic accumulator 15, heating power expansion valve 16.

As shown in Figure 1: the utility model includes heat exchange fin 1, and electromagnetic heater 2 is communicated with heat exchange fin 1 by oil inlet pipe 6, and heat exchange fin 1 is connected with electromagnetic heater 2 by flowline 4 and forms a circulation, has contained high score seed oil 3 in the electromagnetic heater 2; Heat compressor 12 connection case tube heat exchangers 14, case tube heat exchanger 14 is communicated with heat exchange fins 1 by air inlet pipe 10, and heat exchange fin 1 is communicated with gas-liquid separators 11 by muffler 9, and gas-liquid separator 11 connections heat compressor 12 and form another circulations.

Oil inlet pipe 6 is provided with the water pump 7 that pressure and flow velocity are provided, and oil inlet pipe 6 is provided with the switch gate valve 8 of control flow, and oil inlet pipe 6 is provided with the magnetic valve 5 of control hydraulic flow direction.

Case tube heat exchanger 14 is provided with provides the hot water of pressure and flow velocity systemic circulation pump 13, and case tube heat exchanger 14 rear ends on the air inlet pipe 10 are provided with hydraulic accumulator 15, and hydraulic accumulator 15 rear ends are connected with the heating power expansion valve 16 of flow-control on the air inlet pipe 10.

Electromagnetism adds deep fat to be done defrost type Teat pump boiler and is applicable to that relative weather is regional than end temperature.With the outdoor air is the heat pump air conditioner of thermal source, and when heat exchange fin 1 surface temperature was lower than subzero 9 ℃, airborne moisture can be at heat exchange fin 1 surface condensation Cheng Shuan.Frost layer covers heat exchange fin 1 surface, hindered contacting of coil pipe and heat exchange fin 1 and air, greatly reduces the heat transfer efficiency of heat exchange fin 1.Along with the increase of frost thickness, duct cross-section is diminished, air quantity reduces, and heat transfer boundary condition is constantly abominable, and heat exchange fin 1 surface temperature constantly reduces, thereby evaporating temperature is also constantly reduced, and heating capacity also constantly reduces.Even make the passage total blockage, hot water systemic circulation pump 13 can't be worked.Therefore the utility model structure reduces by a four-way change-over valve on the basis of heat pump, and heat exchange fin 1 adopts double-deck, has increased the circulating pump of 2, one water pumps 7 of electromagnetic heater, 8, one temperature control electromagnetic 5 of a gate valve.When heat exchange fin 1 temperature enters into defrost temperature (9 ℃～5 ℃), main frame still ceaselessly continues the hot water that provides comfortable for the user, temperature control electromagnetic 5 is connected, start water pump 7 actions of electromagnetic heater 2, partial circulating pump and carry out defrost, during comb when ending in the cold mould heat exchange fin 1 of passing by, loose in the time of just attracting defrost and decrease the part heat of falling, thereby utilized the energy more fully.When heat exchange fin 1 temperature reaches when withdrawing from defrost temperature (5 ℃～25 ℃), magnetic valve 5 disconnects and stops defrost.

In sum, it only is the preferred embodiment of the utility model, when can not with the scope of qualification the utility model enforcement, promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model patent contains.

Electromagnetism heating high score seed oil and water are than test chart:

(indicate: the used time is 60 minutes; Power consumption is 2.6 degree; Water temperature rises to 9 ℃; Conduction oil rises to 87 ℃)

Claims

1, a kind of electromagnetism adds deep fat and does defrost type Teat pump boiler, include: heat exchange fin (1), it is characterized in that: electromagnetic heater (2) is communicated with heat exchange fin (1) by oil inlet pipe (6), heat exchange fin (1) is connected with electromagnetic heater (2) by flowline (4) and forms a circulation, has contained high score seed oil (3) in the electromagnetic heater (2); Heat compressor (12) and be communicated with case tube heat exchanger (14), case tube heat exchanger (14) is communicated with heat exchange fin (1) by air inlet pipe (10), heat exchange fin (1) is communicated with gas-liquid separator (11) by muffler (9), and gas-liquid separator (11) connection heats compressor (12) and forms another circulation.

2, electromagnetism according to claim 1 adds deep fat and does defrost type Teat pump boiler, and it is characterized in that: described oil inlet pipe (6) is provided with the water pump (7) that pressure and flow velocity are provided.

3, electromagnetism according to claim 1 adds deep fat and does defrost type Teat pump boiler, it is characterized in that: described oil inlet pipe (6) is provided with the switch gate valve (8) of control flow, and oil inlet pipe (6) is provided with the magnetic valve (5) of control hydraulic flow direction.

4, electromagnetism according to claim 1 adds deep fat and does defrost type Teat pump boiler, and it is characterized in that: described case tube heat exchanger (14) is provided with provides the hot water of pressure and flow velocity systemic circulation pump (13).

5, electromagnetism according to claim 1 adds deep fat and does defrost type Teat pump boiler, it is characterized in that: case tube heat exchanger (14) rear end on the described air inlet pipe (10) is provided with hydraulic accumulator (15), and air inlet pipe (10) goes up the heating power expansion valve (16) that hydraulic accumulator (15) rear end is connected with flow-control.