CN2298447Y

CN2298447Y - Improved internal combustion gas stove with protecting ignition induction element

Info

Publication number: CN2298447Y
Application number: CN 97216143
Authority: CN
Inventors: 李朝基
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-05-26
Filing date: 1997-05-26
Publication date: 1998-11-25
Anticipated expiration: 2007-05-26

Abstract

The utility model relates to an improved internal combustion gas stove with ignition induction element protection, which is characterized in that a main fire disk is arranged in an internal combustion heating pipe, so that the internal combustion heating pipe can be locked and connected with a main fire gas manifold pipe; a plurality of channels of main fire gas spray holes and wind quantity outlet holes are arranged on the main fire disk, and an ignition bar and an induction bar are also arranged on the main fire disk; a channel of main fire wind quantity pipe which is wound around the main fire disk and a main fire region which is formed by the main fire disk is extended and arranged between heating pipe side walls, so gas in the internal combustion heating pipe is divided into a main fire and a main fire gas pipelines. Thereby, an induction element which is assembled on the main fire disk can not be burned by the main fire flame which is sprayed at intervals, and the service life of the ignition induction element is extended.

Description

The modified form internal combustion gas heater of tool protection igniting sensing element

The utility model relates to gas-operated thermal bath facility, refers to a kind of internal combustion formula gas heater especially.

With internal combustion gas (coal gas, combustion gas such as natural gas) its technology of the elder generation of heater, be be found in this creator a few days ago all patented technologies of " internal combustion formula gas heater " of winning No. the 92215023rd, the application of Chinese utility model patent be representative, it mainly is to force supply gas and air to enter in the vortex-like metal tube, the mat group places the fire rod on the end body to light the interior gas gaseous mixture of this vortex-like metal tube, make this vortex-like metal tube of flame heat that in vortex-like metal tube, forms internal combustion type to red heat, and then the vortex-like metal tube that the extraneous fan air blast of mat blows this red heat gives out high efficiency radiant heat energy, use to reach supply requirement hot air circulation roasting plant or warming-up device not, thereby replace more previous electrothermal heater (HEATER) utmost point consuming electric power of matching and the efficiency of heating surface slowly waits disappearance.

And know, the internal combustion type gas heater technology of above-mentioned existing patent case, since getting permission patent right, the combustion inner pipe formula heating technique of grasping to see missing of ignition flame is call, change other people and think that the technology that can not implement is the high efficiency heater that actual enforcement is used, thereby the utmost point is subjected to industry favorable comment and commendation; Yet this creation people makes the service life of this product can be more lasting, special will the unique desirable not to the utmost disappearance of above-mentioned existing patent case detailed description the in detail as afterwards:

Particularly group places heating tube to carry the firing tip of gas gaseous mixture, and group puts the body arround fire rod and the inductive rod, very easily directly is subjected to the barbecue of strong prosperous master's flame after igniting and damages; Though the rod of general being seen fire rod and flame inductive rod all is coated with ceramic body on one's body, make its tool insulating capacity also can prevent the conduction of high temperature slightly, only know, group is put fire rod and the inductive rod on above-mentioned existing internal combustion type gas heating tube, be actually the barbecue that directly suffers the fiery thermal-flame of strong prosperous master, therefore after flame barbecue in managing for a long time, the possibility that its damage even burning lose just heightens, therefore, how to make these igniting of fire rod and inductive rod and detecting element can possess long service life? being the important topic that internal combustion gas heater is demanded urgently progressing greatly and improved, also is to be the wound motivation place of grinding of the present utility model.Thereby;

The utility model is especially at designing for improving the service life that is subject to the igniting sensing element that the flame barbecue damages in the internal combustion gas heater most, and its main purpose is: the modified form internal combustion gas heater that provides a kind of tool protection to light a fire sensing element.

Another purpose of the present utility model is: provide a kind of female fire and master's flame of can be in touching the tube cavity groove of combustion producing at interval to make and unlikelyly on the heating tube tube wall between main fire and the female fire be subjected to strong prosperous master's flame and roast to the red heat state, and then the modified form internal combustion gas heater of being avoided the staff false touch to damage.

In order to achieve the above object; the modified form internal combustion gas heater of a kind of tool protection of the utility model igniting sensing element; be to comprise the leading portion of internal-combustion heating tube is made vortex-like body; and back segment made the linear body; the end outlet nearside of the vortex-like body of this leading portion is provided with a gas return duct; and connect back the front end nearside of vortex-like body; and the linear body that makes back segment is provided with, and a female fiery gas connects the hole and main fiery gas connects the hole; female fiery gas connects the hole and locks and be provided with the major fire gas sub-pipe joint; main fiery gas connects the hole and locks and be provided with main fiery gas pipe joint; the exhaust duct of the terminal interlocking air blast of while linear body is characterized in that:

The linear body of internal-combustion heating tube back segment contains and is provided with a major fire disc; The major fire disc sidewall end is provided with female fiery gas air inlet tooth hole, is and the fiery gas manifold fittings of mother interlocking mutually; The major fire disc end wall is provided with several female fiery gas spray orifice, be to be connected with the fiery gas air inlet of mother tooth hole, and water conservancy diversion is supplied female fiery gas to internal-combustion heating tube; Be provided with several female windburn of ganging up on the major fire disc end wall in addition and measure the hole, receive an amount of combustion air that air blast is supplied in order to pick; Organize separately on the major fire disc end wall and be provided with fire rod, ignitor drop bar and inductive rod; Form the ignite member assembly form of pilot flame of the female fiery gas supply of internal-combustion heating tube and igniting;

Extend out the main fire wind buret between the linear tube wall one, this main fire wind buret is that the major fire disc group of walking around in the pipe is overlapped the female fiery interval of position and formation thereof, enable directly acquisition and manage exhausted most combustion air that the tail air blast is supplied, and the gas outlet that makes main fiery gas supply joint blows mutually in internal-combustion heating tube by this and mixes and the member assembly form of the fiery gas gaseous mixture of the formation strong prosperous master of generation just in time corresponding to the air quantity equipped at outlet port of main fire wind buret;

The fiery gas pipe joint of this master interlocking place possesses a set spacing distance with major fire gas sub-pipe interlocking place, and promptly the female fire of mat touches and possesses a set combustion spacing of touching between the main fire of combustion, exempts from main baked wheaten cake and bakes to protect on the major fire disc igniting sensing element of putting of organize.

The utility model is divided into main fire and master fire gas pipe by the gas that will be supplied in the internal-combustion heating tube, and in the heating tube with the fiery gas supply of element assembly mother Yu places such as fire rod and inductive rod, make with main fiery gas supply place and set up at interval, by this when starting ignition, the mat igniting element is lighted female fiery gas, treat the female fire of mat to light the back and remove to touch the main fiery gas gaseous mixture of combustion and close when going out female fire, this igniting sensing element just is unlikely the barbecue of the master's flame that is subjected to spacing igniting, and then improves the service life of igniting sensing element.

The interval of its mat of the utility model master, female fiery gas supply pipeline is provided with, impel formed pilot flame and main flame also in can touching the tube cavity groove of combustion, to produce at interval, just unlikelyly on the heating tube tube wall between main thus fire and the female fire be subjected to strong prosperous master's flame and roast to the red heat state, and then the puzzlement of being avoided the staff false touch to damage.

Now conjunction with figs. is enumerated a preferable enforcement structure assembly form, is further described effectiveness of the present utility model as back:

Fig. 1: be to be stereogram of the present utility model.

Fig. 2: be to be three-dimensional exploded view of the present utility model.

Fig. 3: be to be the disconnected schematic diagram that cuts open of the present utility model.

Fig. 4: be for the utility model along A-A ' cut-away view shown in Figure 3.

Fig. 5: be for the utility model along B-B ' cut-away view shown in Figure 3.

First sight is shown in Figure 1, the modified form internal combustion gas heater of a kind of tool protection igniting sensing element provided by the utility model, and its prerequisite is that the leading portion of internal-combustion heating tube 1 is made vortex-like body 11, and back segment is made linear body 12; Make the end outlet nearside of the vortex-like body 11 of leading portion that one gas return duct 111 is set, and connect back the front end nearside of vortex-like body 11, circulate once more and supply with second-time burning and use in order to reclaim the residue gas combustion gas that is consumed without internal combustion flame, this vortex-like body 11 be can be shaped to according to required suitable place long vortex-like or circle is vortex-like, (the vortex-like body 11 of the length shown in the utility model Fig. 1,4,5 is to be located in the heating cabinet groove 2 of demand hot air circulation); And make the terminal tooth journey portion 121 of the linear body 12 of back segment, and make and the exhaust duct 31 of air blast 3 interlocking mutually, contain the pressure air quantity that has a large amount of combustion airs from the afterbody supply of internal-combustion heating tube 1 by this and enter in the body; Its feature main points are:

Cooperate shown in Figure 2, the linear body 12 of internal-combustion heating tube 1 back segment contained establish a major fire disc 13, these major fire disc 13 sidewall end are provided with female fiery gas air inlet tooth hole 131, connect hole 122 in order to the female fiery gas that is provided with on the line correspondence shape body 12, and the gas supply joint 124 of external major fire gas sub-pipe 123, be provided with inductive rod sleeve joint hole 132 in addition on major fire disc 13 end walls, fire rod sleeve joint hole 133, ignitor drop bar interlocking tooth hole 134 and several are communicated with the female fiery gas spray orifice 135 in female fiery gas air inlet tooth hole 131 and female windburn of several break-through measures hole 136, enable at major fire disc 13 lighted torch 14 of setting up an office of putting on the shelf, ignitor drop bar 15 and inductive rod 16, the member assembly form (cooperating shown in Figure 3) that female fiery gas supply in the formation internal-combustion heating tube 1 and igniting are ignited.

Shown in Fig. 2,3, the female fiery gas on linear body 12 connects hole 122 front ends, and the spaced apart in addition main fiery gas that is provided with connects hole 125, but the joint 127 of interlocking one main fiery gas supply pipe 126 is supplied the required fiery gas of master in the internal-combustion heating tube 1 by this; Other sees between these linear body 12 sidewalls and extends out main fire wind buret 128 one, this main fire wind buret 128 is 13 groups of covers of major fire disc positions of walking around in the pipe, enable direct acquisition pipe tail and go here and there exhausted most air quantity that the air blast 3 organized supplied, and the gas outlet that makes main fiery gas supply joint 127 blows mutually in internal-combustion heating tube 1 by this and mixes and the strong prosperous fiery gas gaseous mixture of master of formation just in time corresponding to air quantity delivery outlet 129 places (cooperating shown in Fig. 4,5) of main fire wind buret 128.

When starting running, cooperate Fig. 4, shown in 5, the electrode spark initiation that is produced through

fire rod

14 and 15 of ignitor drop bars institute's jet flow and female fiery gas of going out in the fiery gas spray orifice 135 of mother, and appear the formation pilot flame in one's mind, this pilot flame is accepted to measure the blowing of an amount of combustion air of being supplied in the hole 136 from female windburn simultaneously and is mixed up usefulness, make female fiery tool be difficult for the stability of extinguishing, detected female fiery state through inductive rod 16 this moment, and main fiery gas (the technology category that belongs to known automatic ignition induction circuit of startup supply immediately, irrelevant with the utility model feature main points, so do not add and give unnecessary details), through the main fiery gas combustion gas of main fiery gas supply joint 127 supplies, make a large amount of combustion airs of supplying with air quantity delivery outlet 129 places of main fire wind buret 128 blow mixed mutually, and the main fiery gas gaseous mixture of formation, the above-mentioned pilot flame of mat removes to touch the fiery gas gaseous mixture of this master of combustion, and in heating tube, produce the strong prosperous fiery flame of master, vortex-like body 11 tube walls of the internal-combustion heating tube 1 that main by this this chance flame of fiery flame heat touches make to red heat, and outwards distribute radiant heat and supply with required, the fire rod 14 that assembles on this major fire disc 13 during mat, assembly elements such as ignitor drop bar 15 and inductive rod 16 just and possess the distance at a set interval between main flame, thereby the unlikely direct barbecue that is subjected to main flame, moreover pilot flame must be controlled for closing detecting of extinguishing automatically after touching the main flame of combustion, therefore can improve these fire rodes 14 in fact, the service life of the assembly element of ignitor drop bar 15 and inductive rod 16.

Claims

A kind of modified form internal combustion gas heater of tool protection igniting sensing element; be to comprise the leading portion of internal-combustion heating tube is made vortex-like body; and back segment made the linear body; the end outlet nearside of the vortex-like body of this leading portion is provided with a gas return duct; and connect back the front end nearside of vortex-like body; and the linear body that makes back segment is provided with, and a female fiery gas connects the hole and main fiery gas connects the hole; female fiery gas connects the hole and locks and be provided with the major fire gas sub-pipe joint; main fiery gas connects the hole and locks and be provided with main fiery gas pipe joint; the exhaust duct of the terminal interlocking air blast of while linear body is characterized in that:

The linear body of internal-combustion heating tube back segment contains and is provided with a major fire disc; The major fire disc sidewall end is provided with female fiery gas air inlet tooth hole, is and the fiery gas manifold fittings of mother interlocking mutually; The major fire disc end wall is provided with several female fiery gas spray orifice, be to be connected with the fiery gas air inlet of mother tooth hole, and water conservancy diversion is supplied female fiery gas to internal-combustion heating tube; Be provided with several female windburn of ganging up on the major fire disc end wall in addition and measure the hole, receive an amount of combustion air that air blast is supplied in order to pick; Organize separately on the major fire disc end wall and be provided with fire rod, ignitor drop bar and inductive rod; Form the ignite member assembly form of pilot flame of the female fiery gas supply of internal-combustion heating tube and igniting;

Extend out the main fire wind buret between the linear tube wall one, this main fire wind buret is that the major fire disc group of walking around in the pipe is overlapped the female fiery interval of position and formation thereof, enable directly acquisition and manage exhausted most combustion air that the tail air blast is supplied, and the gas outlet that makes main fiery gas supply joint blows mutually in internal-combustion heating tube by this and mixes and the member assembly form of the fiery gas gaseous mixture of the formation strong prosperous master of generation just in time corresponding to the air quantity equipped at outlet port of main fire wind buret;

The fiery gas pipe joint of this master interlocking place possesses a set spacing distance with major fire gas sub-pipe interlocking place, and promptly the female fire of mat touches and possesses a set combustion spacing of touching between the main fire of combustion.