CN206338829U

CN206338829U - A kind of gas big kitchen range using full premix metallic fiber combustion system

Info

Publication number: CN206338829U
Application number: CN201621243087.6U
Authority: CN
Inventors: 陈振武; 杨启鹏
Original assignee: Guangzhou Wolfowitz Energy Technology Co Ltd
Current assignee: Guangzhou Wolfowitz Energy Technology Co Ltd
Priority date: 2016-11-15
Filing date: 2016-11-15
Publication date: 2017-07-18
Anticipated expiration: 2026-11-15

Abstract

The utility model discloses a kind of gas big kitchen range using full premix metallic fiber combustion system, including：Stove, pot, combustion system, gas burning system and control system, combustion system includes fiery disk, hollow rounding bench-type stainless steel pallet, metallic fiber, burner, gas burning system includes comburent air duct and gas pipeline, the control system includes main controller, warning device, heat demand is switched, reset switch, flare up fire amplifying device, ignition transformer, the utility model can carry out combustion gas and the flow control of air and realize accurate air-fuel ratio premixing, and burning surface is used as using metallic fiber, it is uniform with heating, the thermal efficiency is high, air consumption is few, the beneficial effect such as economic and environment-friendly.

Description

A kind of gas big kitchen range using full premix metallic fiber combustion system

Technical field

The utility model is related to gas burning pot stove field, and in particular to a kind of use premixes metallic fiber combustion system entirely Gas big kitchen range.

Background technology

At home, commercial gas large stove is obtained in major food and drink places such as school, hotel, institutional settings extensively should With.

At present, use direct-fired flame spray regime more commercial large stove, be as shown in Figure 1 direct-fired burning large stove Schematic diagram, is mainly made up of, its combustion gas enters burning interior room by fiery disk, air leads to fiery disk, burning interior room, stove, pot etc. Cross opposite side and enter burning interior room and combustion gas mixing, it is cauldron to be formed after igniting above direct-fired flame, kitchen range, kitchen range distance is big The distance of pot is 14cm or so, direct-fired flame vertical injection, although firing rate is fast, but flame and the bottom of a pan contact area Small, combustion zone is small, and temperature distributing disproportionation, and pot can produce localized hyperthermia, easily causes the phenomenon such as be burned, and direct-fired Combustion system can cause a large amount of energy dissipations, be unfavorable for the utilization of fuel source, simultaneously as with not being sufficiently mixed just Burnt, burn incompletely phenomenon occurs in combustion process, so as to cause burning to produce more pernicious gas CO, NOx etc. Also there is different degrees of dusty gas to environment.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art to be burnt there is provided one kind using full premix metallic fiber The gas big kitchen range of mode.

A kind of gas big kitchen range using full premix metallic fiber combustion system, including：Stove, pot, burning system System, gas burning system and control system, combustion system include fiery disk, hollow rounding bench-type stainless steel pallet, metallic fiber, burning Device, electrode, gas burning system include comburent air duct and gas pipeline, and the control system includes main controller, warning device, heat Demand switch, reset switch, flare up fire amplifying device, ignition transformer；

Wherein：The gas burning system includes air-fuel pre-mixing apparatus, is flowed to according to combustion air and combustion gas, the air-fuel premix Device input is connected with comburent air duct output end and combustion gas output end, the air-fuel pre-mixing apparatus output end and burning Device is connected；The fiery disk, which has, is uniformly provided with combustion gas through hole on an inner concave, the inner concave, the burner is fixed on described On fiery disk combustion gas through hole, the metallic fiber is covered on fiery disk inner concave.

It is preferred that, the metallic fiber is the uniform mesh of three-dimensional porous.

It is preferred that, flowed to according to combustion air, from comburent air duct input, the comburent air duct is pacified successively Equipped with first pressure table, first manual ball valve；Flowed to according to combustion gas, from gas pipeline input, the gas pipeline is successively Second pressure table, the second manual ball valve, magnetic valve are installed.

It is preferred that, the gas pipeline also include air-fuel ratio valve, the air-fuel ratio valve be arranged on the magnetic valve and Between the air-fuel mixing arrangement.

It is preferred that, the comburent air duct also includes chopper speed control blower fan, and the chopper speed control assembling is described Comburent air duct entrance.

It is preferred that, in the control system, the reset switch, heat demand switch, the magnetic valve, the alarm Device, the flare up fire amplifying device and the ignition transformer are connected with the master controller respectively, the electrode point It is not connected with the flare up fire amplifying device and the ignition transformer.

It is preferred that, the paper web burner control system also includes power supply, and the power supply is connected with the master controller.

It is preferred that, the electrode includes igniter and flame detecting device.

It is preferred that, the flame detecting device is ionization type flame monitoring apparatus, or UV UV flame monitors.

In the utility model embodiment, using burning surface of the metallic fiber as large stove, not only with burning effect Rate is high, also with heat shock resistance, low pressure drop, safety without tempering, it is durable in use the features such as；With the cauldron of traditional direct-fired burning Stove compares, and full premix metallic fiber combustion system is that full premix mode is carried out to combustion gas and air, and carries out the ratio tune of precision Section control, it is ensured that being thoroughly mixed for combustion gas and air, makes combustion gas more fully be burnt, so as to substantially reduce CO and NOx Discharge, the advantages of pernicious gas release is few.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the burning system of the gas big kitchen range using full premix metallic fiber combustion system in the utility model embodiment The schematic diagram of system；

Fig. 2 is the combustion gas system of the gas big kitchen range using full premix metallic fiber combustion system in the utility model embodiment System schematic diagram；

Fig. 3 is the single electrode of the gas big kitchen range using full premix metallic fiber combustion system in the utility model embodiment (3) ionization type flame scanning system circuit diagram；

Fig. 4 is the control system of the gas big kitchen range using full premix metallic fiber combustion system in the utility model embodiment System schematic diagram.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The all other embodiment obtained, belongs to the scope of the utility model protection.

As shown in figure 1, pot (1) is placed on the inner chamber top of stove (2), stainless steel pallet (5) is hollow rounding bench-type, Big end opening upwards, the centre position of stove (2) is fixed on by the mode such as being spirally connected, welding；Fiery disk (4) passes through the modes such as bayonet socket Above the big end opening for being fixed on the stainless steel pallet (5)；The fiery disk (4) has on an inner concave, inner concave Uniform to be provided with combustion gas through hole (6), burner (8) is arranged on combustion gas through hole (6) the inner concave side；It is stamped in inner concave overlying Metallic fiber (7), accordingly, the metallic fiber (7) are also covered in above burner (8), and the metallic fiber (7) is by pole Thin chromium, nickel, the uniform mesh of three-dimensional porous of aluminum fiber composition.

As shown in Fig. 2 being provided with a chopper speed control blower fan (10) in comburent air duct input (9), it can adjust The pressure and flow of combustion air, flow direction along combustion air, first pressure table are provided with after chopper speed control blower fan (11), for monitoring combustion air pressure, first manual ball valve (12) is then installed again, combustion air can be controlled manually Pressure and flow, first manual ball valve (12) output end are connected by pipeline with air-fuel pre-mixing apparatus (13)；Along fuel gas flow Direction, gas pipeline is installed between second pressure table (15), manual ball valve, magnetic valve (17), air-fuel ratio valve (18), each successively Connected by pipeline, the controlled system control of magnetic valve (17) can be described with the connection or closing of regulating gas pipeline Air-fuel ratio valve (18) mouth is also connected with air duct, and the combustion of corresponding proportion can be precisely controlled according to the pressure and flow of air Atmospheric pressure and flow, air-fuel ratio valve (18) output end are connected with the air-fuel pre-mixing apparatus (13), the air-fuel premix Device (13) is connected with burner (8).

As shown in figure 3, single electrode (3) ionization type flame monitoring mode that the present embodiment is used, test side is electrode (3).

As shown in figure 4, power supply, reset switch, heat demand switch, gas valve, flare up fire amplifying device and igniting transformation Device is all connected on master controller, in the present embodiment, and electrode (3) plays a part of lighting a fire and detected, therefore, electrode (3) and institute State flare up fire amplifying device and ignition transformer connection.

The present embodiment provides a kind of gas big kitchen range using full premix metallic fiber (7) combustion system, its actual motion Method：Manual unlocking first manual ball valve (12) and the second manual ball valve (16), then switch on power first；When heat demand switch During opening, reset switch key is pressed, system starts to start, and control magnetic valve (17) is opened, and combustion air and combustion gas are by respective Pipeline enter air-fuel pre-mixing apparatus (13) and after mixing, burner (8) is output to, depending on actual duct length and pipe After road situation set-point ignition delay time, ignition delay time, ignition transformer is lighted a fire by electrode (3), during igniting Between be 2~4S, then flame detector system by electrode (3) carry out fire defector, if not detecting flame information, system Can Self-shut electromagnetic valve (17) power supply, the supply of cut-out combustion gas, the locked simultaneously alarm of simultaneity factor.Pressing reset key can The unblock of carry out system is laid equal stress on new into igniting startup state of a control；After the completion of igniting, metallic fiber (7) superficial layer burns with two kinds Mode is carried out, and is infrared emanation mode and blue-flame mode, and infrared emanation mode is that flammable mixture is carried out in fabric Burning, metallic fiber (7) fabric is heated to incandescent state, and a part of heat is discharged with radiation mode；Blue-flame mode is flammable Mixture is burnt above fabric, and flame is held on blueness floats on the surface, and heat is discharged with convection type；By controlling the pulse The rotating speed of regulation blower fan (10) can adjust combustion air inlet, so as to be entered by air-fuel ratio valve (18) regulating gas Amount, finally realizes the regulation of combusting firepower.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage Medium can include：Read-only storage (ROM, ReadOnly Memory), random access memory (RAM, Random Access Memory), disk or CD etc..

The use provided above the utility model embodiment premixes the gas big kitchen range of metallic fiber combustion system entirely It is described in detail, specific case used herein is set forth to principle of the present utility model and embodiment, with The explanation of upper embodiment is only intended to help and understands method of the present utility model and its core concept；Simultaneously for this area Those skilled in the art, according to thought of the present utility model, will change in specific embodiments and applications, comprehensive Upper described, this specification content should not be construed as to limitation of the present utility model.

Claims

1. a kind of gas big kitchen range using full premix metallic fiber combustion system, including：Stove, pot, combustion system, combustion gas System and control system, combustion system include fiery disk, hollow rounding bench-type stainless steel pallet, metallic fiber, burner, electrode, Gas burning system includes comburent air duct and gas pipeline, and the control system includes main controller, warning device, heat demand and opened Pass, reset switch, flare up fire amplifying device, ignition transformer, it is characterised in that：

The gas burning system includes air-fuel pre-mixing apparatus, is flowed to according to combustion air and combustion gas, the air-fuel pre-mixing apparatus input End is connected with comburent air duct output end and combustion gas output end, and the fiery disk has on an inner concave, the inner concave Even to be provided with combustion gas through hole, the air-fuel pre-mixing apparatus output end is connected with burner；The burner is fixed on the fiery disk combustion On vent hole, the metallic fiber is covered on fiery disk inner concave.

2. the gas big kitchen range as claimed in claim 1 using full premix metallic fiber combustion system, it is characterised in that：It is described Metallic fiber is the uniform mesh of three-dimensional porous.

3. the gas big kitchen range as claimed in claim 2 using full premix metallic fiber combustion system, it is characterised in that：According to Combustion air is flowed to, and from comburent air duct input, the comburent air duct is sequentially installed with first pressure table, first Manual ball valve；Flowed to according to combustion gas, from gas pipeline input, the gas pipeline is sequentially installed with second pressure table, Two manual ball valves, magnetic valve.

4. the gas big kitchen range as claimed in claim 3 using full premix metallic fiber combustion system, it is characterised in that：It is described Gas pipeline also includes air-fuel ratio valve, the air-fuel ratio valve be arranged on the magnetic valve and the air-fuel mixing arrangement it Between.

5. the gas big kitchen range as claimed in claim 3 using full premix metallic fiber combustion system, it is characterised in that：It is described Comburent air duct also includes chopper speed control blower fan, and the chopper speed control assembling is in the comburent air duct entrance.

6. the gas big kitchen range as claimed in claim 3 using full premix metallic fiber combustion system, it is characterised in that：It is described In control system, the reset switch, heat demand switch, the magnetic valve, the warning device, the flare up fire are put Big device and the ignition transformer are connected with the master controller respectively, and the electrode amplifies with the flare up fire respectively Device is connected with the ignition transformer.

7. the gas big kitchen range as claimed in claim 6 using full premix metallic fiber combustion system, it is characterised in that：It is described Control system also includes power supply, and the power supply is connected with the master controller.

8. the gas big kitchen range as claimed in claim 7 using full premix metallic fiber combustion system, it is characterised in that：It is described Electrode is connected with igniter and flame detecting device.

9. the gas big kitchen range as claimed in claim 8 using full premix metallic fiber combustion system, it is characterised in that：It is described Flame detecting device is ionization type flame monitoring apparatus, or UV UV flame monitors.