CN2763706Y

CN2763706Y - Ignition and fire adjusting controller for gas refrigerator

Info

Publication number: CN2763706Y
Application number: CN 200420102301
Authority: CN
Inventors: 史杰君
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-10
Filing date: 2004-12-10
Publication date: 2006-03-08
Anticipated expiration: 2014-12-10

Abstract

The utility model relates to an igniting and fire power adjusting control device for gas refrigerators, which comprises an adjusting valve and a pulse ignition device, wherein the adjusting valve comprises a valve body with a gas passage which can adjust the gas flow quantity, an igniting and fire power adjusting device which can freely rotate right and left, and an electromagnetic valve which can control the gas passage of the valve body to be switched on and off, is connected with the pulse ignition device and is controlled by the pulse ignition, and the pulse ignition device comprises a power supply, a pulse generating and controlling device, an ignition needle and a combustor. Due to the adoption of the structure that the adjusting valve and the pulse ignition device are organically combined to form the igniting and fire power regulating control device, the utility model fully utilizes the combination of a microswitch and the electromagnetic valve of the adjusting valve with the pulse ignition device to achieve the functions of safe ignition and fire extinguishment and also utilizes the size of a clearance between a valve core and the gas passage of the adjusting valve to reliably adjust the gas flow quantity to achieve the purpose of adjusting and controlling the fire power.

Description

A kind of combustion gas refrigerator is with lighting a fire and the firepower control set for adjusting

Technical field

The utility model relates to a kind of igniting and firepower control set for adjusting, and particularly a kind of combustion gas refrigerator is with lighting a fire and the firepower control set for adjusting.

Background technology

Existing combustion gas refrigerator is existing abroad relatively to be popularized and ripe product, but at home owing to be limited by the difficulty of its production and processing and the puzzlement of cost height, a spot of on probation or local extraordinary local commercialization is also just arranged, its production and processing and use in a subject matter existing be exactly the production and processing of its igniting and firepower control device and easy to use, safe and reliable problem, though existing at present various gas ignition control device, but problem of these gas ignition control device ubiquities, the reliability of igniting that Here it is, whether the convenience of firepower adjusting control, the height of security performance is high and low with production cost, contradictory relation between production and processing complexity two aspects.Existing gas ignition control device solves problem on the one hand often, makes problem on the other hand more outstanding again.

Summary of the invention

The purpose of this utility model is the existence at the problems referred to above, a kind of problem that solves above-mentioned two aspects of taking into account is provided, a kind of both had light a fire reliable, easy to adjust, the safe characteristics of firepower promptly are provided, have production cost is low, production and processing is easy to characteristics combustion gas refrigerator igniting and firepower control set for adjusting again.

The technical solution of the utility model is achieved in that

A kind of combustion gas refrigerator is with lighting a fire and the firepower control set for adjusting, be characterized in comprising control valve, pulse ignition device, wherein control valve comprises the valve body of the gas passage with adjustable gas flow, have at left and right directions rotation igniting and fire power regulator freely, the gas passage break-make of the controllable valve body whether magnetic valve that is connected and is controlled by pulse firing control with pulse ignition device, wherein igniting and fire power regulator comprise the knob that is installed on the apparatus casing, the firepower adjusting rod, be installed on the spool of the gas communication amount in the gas passage of the adjustable valve body in the valve body, be installed on the pulse ignition device the controlled conducting whether microswitch of knob below, the annular adjustable plate that the control microswitch opens and closes, wherein knob with a breach, spool, the annular adjustable plate is installed on respectively on the firepower adjusting rod and with the firepower adjusting rod and rotates synchronously; Pulse ignition device comprises power supply, pulse generation and controller, igniting pin and burner, wherein said burner comprises nozzle, combustion barrel and the crater that is communicated with the gas outlet of valve body, described power supply, pulse generation and controller, igniting pin connect in regular turn, described igniting pin and burner apparatus are in the combustion chamber bottom of equipment, and the igniting pin is positioned at the top position of crater.

Wherein be further to improve security of the present utility model; make and the utlity model has the auto extinguishing defencive function; above-mentioned pulse ignition device also includes one and can control pulse ignition device and open and close feedback-induced pin with the gas passage of control closed electromagnetic valve valve body, and this feedback-induced needle device is in the combustion chamber bottom of equipment and be positioned at the top position of crater of burner and it is connected with pulse generation and controller by a feedback line.

Basic functional principle of the present utility model and process are:

When turn knob during to the high order end position; the switch plate that holds out against microswitch is pushed in the end of annular adjustable plate; two contacts of microswitch are broken away from; thereby make the cut-out of pulse ignition device dead electricity and stop all actions; and make the elongation of valve stem of magnetic valve and make valve plug hold out against the gas passage of valve body; spool cuts off the gas passage of valve body fully simultaneously; whole device is in buttoned-up status; when turn knob to the right; the barbed portion that makes annular adjustable plate is slowly on the switch plate corresponding to microswitch; this moment, microswitch resetted; its two contact contacts again; thereby pulse ignition device must be conducted; momentary pulse igniter in conducting produces high pressure and makes its igniting pin produce spark; the valve rod of magnetic valve shrinks simultaneously; the gas passage that valve plug breaks away from valve body open gas passage and also this moment spool slowly open the gas passage of opening valve body; make combustion gas flow into the gas passage of valve body and arrive burner and from the nozzle ejection of burner from the air inlet of valve body; and light gas behind the pin and take fire that to produce the heat energy supply equipment cooling running into igniting; in this process slowly to the right the turn knob can make spool slowly open circulation up to gas to reach to maximum and play the effect of regulating firepower; this moment is as the interference of special circumstances or extraneous circumstance; during the burner burn-out; the feedback-induced pin feeds back a signal at once and makes pulse ignition device in time close magnetic valve for the pulse point apparatus; the valve rod of magnetic valve is stretched out and make valve plug hold out against the gas passage of valve body; thereby the gas outlet that makes valve body stops air feed being given burner and plays the auto extinguishing protective effect, only restarts control valve and pulse ignition device this moment and just begins the next work period.

The utility model is owing to adopt control valve and the structure of pulse ignition device combination composition igniting and firepower control set for adjusting; make full use of microswitch that control valve is provided with and magnetic valve and combining of pulse ignition device and reach the safe and reliable realization igniting and the effect of fire extinguishing; utilize the gap length of folding between the spool of control valve itself and its gas passage to come adjustments of gas circulation reliably again and reach the adjusting control of firepower size; and it is simple in structure; realize easily; with low cost; simultaneously the utility model also utilizes feedback-induced pin that pulse ignition device sets up and the combination between the magnetic valve to realize the auto extinguishing defencive function safely and reliably dexterously, thereby further improves security reliability of the present utility model.But in the gas ignition device of all kinds of combustion gas refrigerators such as the structure extensive use natural gas of this combination of the present utility model, coal gas, biogas, the practical value height.

Describe basic structure of the present utility model and operation principle in detail below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is that the utility model is connected in the structural representation in the combustion gas refrigerator;

Fig. 3 is the structural representation of control valve closed condition of the present utility model;

Fig. 4 is the structural representation of control valve starting state of the present utility model.

The specific embodiment

As Fig. 1～shown in Figure 4, a kind of combustion gas refrigerator described in the utility model is with lighting a fire and the firepower control set for adjusting, comprise control valve, pulse ignition device 5, wherein control valve comprises having air inlet 12, the valve body 1 of gas outlet 13 and adjustable gas passage 11, having the point that rotates freely at left and right directions puts out a fire and fire power regulator 3, the gas passage break-make of the controllable valve body whether magnetic valve 4 that is connected and is controlled by pulse firing control with pulse ignition device, wherein igniting and fire power regulator 3 comprise the knob 31 that is installed on the apparatus casing, firepower adjusting rod 32, be installed on the spool 33 of the gas communication amount in the gas passage 11 of the adjustable valve body 1 in the valve body 1, be installed on the pulse ignition device the controlled 5 conductings whether microswitch 34 of knob 31 belows, the annular adjustable plate 35 that has control microswitch 34 to open and close with a breach, wherein knob 31, spool 33, annular adjustable plate 35 is installed on respectively on the firepower adjusting rod 32 and with firepower adjusting rod 32 and rotates synchronously; Knob 31 in the present embodiment as shown in Figure 1 and Figure 2 at this moment, indicate pass (OFF), little big sign on it from left to right, be beneficial to the convenient identification of operator, described spool 33 is for having the core body of a through hole, and its folding face by this through hole and gas passage is controlled the circulation of gas to reach the purpose of regulating firepower.Pulse ignition device 5 comprises power supply 51, pulse generation and controller 52, igniting pin 53 and burner 58, wherein said burner 58 comprises nozzle 55, combustion barrel 59 and the crater 54 that is communicated with the gas outlet 13 of valve body 1, described power supply 51, pulse generation and controller 52, igniting pin 53 connect in regular turn, described igniting pin 53 and burner 55 are installed on the combustion chamber bottom of equipment, and igniting pin 53 is positioned at the top position of crater 54.But wherein above-mentioned magnetic valve 4 comprise valve body 41 and be positioned at control valve valve body 1 the extending or indentation with back-moving spring 43 valve rod 42 and be positioned at the valve plug 44 of gas passage 11 of the closed valve 1 at valve rod 42 tops, wherein valve rod 42 is connected and is controlled by that valve body 41 extends or the action of indentation with valve body 41.The utlity model has flame-out automatic protection functions for making; with further raising security of the present utility model; above-mentioned pulse ignition device also includes one and can control pulse ignition device 5 and open and close feedback-induced pin 56 with the gas passage 11 of control magnetic valve 4 valve body 1, and this feedback-induced pin 56 is installed on the combustion chamber bottom of equipment and is positioned at the top position of crater 54 and it is connected with pulse generation and controller 52 by a feedback line 57.The structure of the combustion gas refrigerator that wherein the utility model connected as shown in Figure 2, its heat-transfer pipe adopts the recessed structure that goes out, thereby makes its heat transfer efficiency height, its evaporation, condenser system adopt general evaporation, condenser system in addition.

The groundwork process and the principle of present embodiment are:

When turn knob 31 during to the high order end position; the switch plate that holds out against microswitch 34 is pushed in the end of annular adjustable plate 35; two contacts of microswitch 34 are broken away from; thereby make the cut-out of pulse ignition device 5 dead electricity and stop all actions; and make the elongation of valve stem of magnetic valve 4 and make valve plug hold out against the gas passage of valve body; spool 33 cuts off the gas passage of valve body 1 fully simultaneously; whole device is in buttoned-up status; when turn knob 34 to the right; the barbed portion that makes annular adjustable plate 35 is slowly on the switch plate corresponding to microswitch 34; this moment, microswitch 34 resetted; its two contact contacts again; thereby pulse ignition device 5 must be conducted; momentary pulse igniter 5 in conducting produces high pressure and makes its igniting pin produce spark; the valve rod of magnetic valve 4 shrinks simultaneously; the gas passage that valve plug breaks away from valve body 1 open gas passage and also this moment spool 33 slowly open the gas passage of opening valve body 1; make combustion gas flow into the gas passage of valve body 1 and arrive burner 58 and from the nozzle ejection of burner 58 from the air inlet of valve body 1; and light gas behind the pin 53 and take fire that to produce the heat energy supply equipment cooling running into igniting; in this process slowly to the right turn knob 34 can make spool 33 slowly open circulation up to gas to reach to maximum and play the effect of regulating firepower; this moment is as the interference of special circumstances or extraneous circumstance; during burner 58 burn-outs; feedback-induced pin 56 feeds back a signal at once and makes pulse ignition device 5 in time close magnetic valve 4 for pulse point apparatus 5; the valve rod of magnetic valve 4 is stretched out and make valve plug hold out against the gas passage of valve body 1; thereby the gas outlet that makes valve body 1 stops air feed being given burner 58 and plays the auto extinguishing protective effect, only restarts control valve and pulse ignition device 5 this moment and just begins the next work period.

Claims

1, a kind of combustion gas refrigerator is with lighting a fire and the firepower control set for adjusting, it is characterized in that comprising control valve, pulse ignition device (5), wherein control valve comprises the valve body (1) with adjustable gas passage (11), have at left and right directions rotation igniting and fire power regulator (3) freely, the gas passage break-make of controllable valve body whether be connected and be controlled by the magnetic valve (4) of pulse firing control with pulse ignition device (5), wherein igniting and fire power regulator (3) comprise the knob (31) that is installed on the apparatus casing, firepower adjusting rod (32), be installed on the spool (33) of the gas communication amount in the gas passage (11) of the adjustable valve body (1) in the valve body (1), be installed on the pulse ignition device controlled (5) the conducting whether microswitch (34) of knob (31) below, the annular adjustable plate (35) that control microswitch (34) opens and closes, wherein knob (31) with a breach, spool (33), annular adjustable plate (35) is installed on firepower adjusting rod (32) respectively and goes up and rotate synchronously with firepower adjusting rod (32); Pulse ignition device (5) comprises power supply (51), pulse generation and controller (52), igniting pin (53) and burner (58), wherein said burner (58) comprises nozzle (55), combustion barrel (59) and the crater (54) that is communicated with the gas outlet (13) of valve body (1), described power supply (51), pulse generation and controller (52), igniting pin (53) connect in regular turn, described igniting pin (53) and burner (58) are installed on the combustion chamber bottom of equipment, and described igniting pin (53) is positioned at the top position of crater (54).

2, according to the described combustion gas refrigerator of claim 1 igniting and firepower control set for adjusting, it is characterized in that above-mentioned pulse ignition device (5) also includes one and can control pulse ignition device (5) and open and close feedback-induced pin (56) with the gas passage (11) of control magnetic valve (4) valve body (1), this feedback-induced pin (56) is installed on the combustion chamber bottom of equipment and is positioned at the top position of crater (54) and it is connected with pulse generation and controller (52) by a feedback line (57).

3, according to claim 1 or 2 described combustion gas refrigerators igniting and firepower control set for adjusting, it is characterized in that above-mentioned magnetic valve (4) comprise valve body (41) and be positioned at control valve valve body (1) the extending or indentation with back-moving spring (43) valve rod (42) and be positioned at valve rod (42) but the valve plug (44) of the gas passage (11) of the closed valve (1) at top, wherein valve rod (42) is connected and is controlled by that valve body (41) extends or the action of indentation with valve body (41).