CN106859380A

CN106859380A - A kind of open barbecue device

Info

Publication number: CN106859380A
Application number: CN201710169719.1A
Authority: CN
Inventors: 尼古拉斯·汤肯士
Original assignee: FOSHAN SHUNDE HIGOLD HARDWARE PRODUCTS Co Ltd
Current assignee: FOSHAN SHUNDE HIGOLD HARDWARE PRODUCTS Co Ltd
Priority date: 2017-03-21
Filing date: 2017-03-21
Publication date: 2017-06-20

Abstract

The present invention provides a kind of open barbecue device, it includes main frame and grill, main frame front side is provided with roasting area and grill support mechanism, main frame front side is provided with the heater that barbecue institute calorific requirement is provided to roasting area, grill support mechanism is provided with two, and it is relatively located at the main frame both sides, and grill support mechanism extends to roasting area side, grill support mechanism is provided with the grill placement section for placing grill, and grill is fixed in roasting area by the grill placement section of grill support machine.Compared with prior art, the open barbecue device that the present invention is provided, it uses main frame front side to set the open heat protocol of heater, grill is placed on grill placement section food is heated, and realizes being vertically arranged for heater, so that user is more prone to and clearly observes the barbecue progress of food, food barbecuing quality out is ensure that, meanwhile, the fluid produced by food will not be dropped onto in heater locations, the cleaning of heater locations is ensure that, Consumer's Experience is enhanced.

Description

A kind of open barbecue device

Technical field

The present invention relates to barbecue device field, a kind of open barbecue device is related generally to.

Background technology

Barbecue device is a kind of barbecue device, can be used to cook mutton cubes roasted on a skewer, barbecue etc..Barbecue device is divided into 3 kinds, grilled Machine, Gas toaster and automatic grilling equipment, wherein Gas toaster and automatic grilling equipment are with without oil smoke, pollution-free and standby to product It is welcome.The maximum feature of barbecue device can be just to roast simultaneously and deep fried foodstuff, and also can be used alone one function, if Meter is exquisite, installs simple, is American-European latest fashion, is adapted to many people fields or family party is used, and increases the joy of life.

Open barbecue device in the market is all that by the way of heater level setting, one kind is using heating Mode is put on device, this kind of mode can influence user to observe the barbecue progress of food, have impact on Consumer's Experience；Another kind is to use to add The fluid that the underlying mode of hot device then can cause food produced during barbecue is dropped in heater locations, it has not been convenient to used Family is cleaned to heater, also have impact on Consumer's Experience.

The content of the invention

It is an object of the invention to overcome the deficiencies in the prior art, there is provided the open barbecue that a kind of heater is vertically arranged Equipment.

In order to solve the above-mentioned technical problem, the present invention uses following technical scheme：

A kind of open barbecue device, it includes main frame and grill, and the main frame front side is provided with roasting area and grill holds Support mechanism, the main frame front side is provided with the heater that barbecue institute calorific requirement is provided to the roasting area, the grill support mechanism Two are provided with, it is relatively located at the main frame both sides so that be placed on the grill stress balance in grill support mechanism, described Grill support mechanism extends to the roasting area side, and the grill support mechanism is provided with the grill placement section for placing grill, The grill is fixed in roasting area by the grill placement section of grill support machine.

Compared with prior art, the open barbecue device that the present invention is provided, it uses main frame front side to set heater Open heat protocol, grill is placed on grill placement section food is heated, and realizes being vertically arranged for thermal source so that User is more prone to and clearly observes the barbecue progress of food, it is ensured that food barbecuing quality out, meanwhile, food is produced Raw fluid will not be dropped onto in heater locations, it is ensured that the cleaning of heat source position, enhance Consumer's Experience.

Further, the grill placement section is interval with two or more along grill support mechanism length direction, described roasting Frame alternative is placed on the grill placement section of diverse location, to adjust the distance of the relatively described heater of the grill.

Preferably, the roasting area top is provided with disk rack, and the roasting area lower section is provided with lower wall rack.

Further, the main frame both sides are provided with vertically arranged connector, and the grill support mechanism is bar shaped tabular, The middle part of the inner and connector of corresponding side of the grill support mechanism connects, and the grill placement section is to be formed in grill Arc groove on the upside of support mechanism；The upper disk rack includes the relative upper disk rack sidepiece located at both sides, Yi Jilian The upper disk rack for connecting disk rack sidepiece front end is anterior, and the rear end of upper disk rack sidepiece is connected with the upper end of connector, Space before the upper disk rack sidepiece, upper disk rack front portion and main frame front side forms disk rest area；Under described Disk rack includes the relative lower wall rack sidepiece located at both sides, and the lower wall of connection lower wall rack sidepiece front end is placed Frame is anterior, and the rear end of lower wall rack sidepiece is connected with the lower end of connector, before the lower wall rack sidepiece, lower wall rack Space before portion and main frame front side forms lower wall rest area.

Preferably, also including disk, at least provided with two, one of them is placed on the upper disk rack disk, its For accommodating food, meanwhile, when barbecue device works, the disk on the upper disk rack can absorb roasting area and diffuse up Heat, heating and thermal insulation is carried out to food in the disk；Other in which is placed on lower wall rack, when it is used to receive barbecue The fluid that food is produced, facilitates the cleaning to oil stain after the completion of user roasts, it is ensured that the cleaning of barbecue device.

Preferably, the main frame upside is provided with disc storage area, and the disk on the upper disk rack can be stored in take inventory to be put In area, when the disk is provided with two or more, the disk can be individually positioned in disk rack, lower wall rack and disc storage area On.

Further, the main frame forward upper is communicated with the heat runner of roasting area and disc storage area, the barbecue The part thermal current heat runner that stimulated the menstrual flow that area produces is heated to the disk in disc storage area.

Further, also including Barbecuing plate, the Barbecuing plate two ends are provided with installation projection, described two grill support mechanisms On be oppositely disposed Barbecuing plate mounting hole, Barbecuing plate lies in a horizontal plane in grill support by installing raised and Barbecuing plate mounting hole In mechanism, the heat that user can be sent by heater is heated to the food in Barbecuing plate.

Preferably, the heater includes gas fired heater and fuel cartridge, and fuel cartridge is added by appendix with combustion type Hot device connection, the gas fired heater front side is provided with heat radiation plate, and main frame front side is provided with the hot spoke being adapted with heat radiation plate Plate installing port is penetrated, the heat that gas fired heater is produced provides barbecue by heat radiation plate and heat radiation plate installing port to roasting area Institute's calorific requirement.

Further, thermal insulation board is provided with the main frame, the thermal insulation board is located at the gas fired heater and fuel cartridge Between, it can prevent the heat of gas fired heater from causing the gas expansion in fuel cartridge and exploding.

Brief description of the drawings

Fig. 1 is schematic diagram of the invention；

Fig. 2 is schematic diagram of the invention two；

Fig. 3 be the present invention equipped with disk and grill when schematic diagram；

Fig. 4 be the present invention equipped with disk and Barbecuing plate when schematic diagram；

Fig. 5 is rear sectional view of the invention；

Fig. 6 is the schematic diagram of Barbecuing plate of the present invention；

Fig. 7 is the schematic diagram of grill deployed condition of the invention；

Fig. 8 is the schematic diagram of grill folded state of the invention；

Fig. 9 is the front view one of grill of the invention；

Figure 10 is the front view two of grill of the invention；

Figure 11 is the side view of grill of the invention.

Specific embodiment

Below in conjunction with a kind of brief description of the drawings preferred embodiment of the invention.

Referring to Fig. 1 to Fig. 6, a kind of open barbecue device, it includes main frame 1 and grill 2, and the front side of the main frame 1 is provided with Roasting area 101 and grill support mechanism 102, the front side of the main frame 1 are provided with and provide barbecue institute calorific requirement to the roasting area 101 Heater 103, the sidepiece of the main frame 1 is provided with control zone 104, and user can realize opening for barbecue device by control zone 102 The height of temperature when closing and adjusting barbecue, the grill support mechanism 102 is provided with two, and it is relatively located at the main frame 1 Both sides so that be placed on the stress balance of grill 2 in grill support mechanism 102, the grill support mechanism 102 is to the barbecue The side of area 101 extends, and the grill support mechanism 102 is provided with the grill placement section 11 for placing grill 2, and the grill 2 passes through The grill placement section 11 of grill support machine 102 is fixed in roasting area 101.

Compared with prior art, the open barbecue device that the present invention is provided, it uses the front side of main frame 1 to set heater Open heat protocol, grill 2 is placed on grill placement section 11 food is heated；Being vertically arranged for thermal source is realized, So that user is more prone to and clearly observes the barbecue progress of food, it is ensured that food barbecuing quality out, meanwhile, food Produced fluid will not be dropped onto on heat source position, it is ensured that the cleaning of heater locations, enhance Consumer's Experience.

Referring to Fig. 1 and Fig. 2, preferably, the both sides of the main frame 1 are provided with vertically arranged connector 105, described roasting The structure of frame support machine 102 is bar shaped tabular, the inner middle part with the connector 105 of corresponding side of the grill support mechanism 102 Connection, the grill placement section 11 is the arc groove for being formed in the upside of grill support mechanism 102；The edge of grill placement section 11 The length direction of grill support mechanism 102 is interval with two or more, and user can incite somebody to action according to the barbecue progress of food during barbecue Grill 2 can be placed on the grill placement section 11 of diverse location, to adjust the distance of the relatively described heater 103 of the grill 2, So as to receive the heat of varying strength, to ensure the quality of food.

Referring to Fig. 1, preferably, the top of the roasting area 101 is provided with disk rack 12, the roasting area 101 Lower section is provided with lower wall rack 13, and the upper disk rack 12 includes the relative upper disk rack sidepiece 121 located at both sides, and The upper disk rack front portion 122 of the front end of disk rack sidepiece 121 in connection, the rear end of upper disk rack sidepiece 121 and connector Space before 105 upper end connection, the upper disk rack sidepiece 121, upper disk rack anterior 122 and the front side of main frame 1 Disk rest area 3 in formation；The lower wall rack 13 includes the relative lower wall rack sidepiece 131 located at both sides, and connection The lower wall rack front portion 132 of the front end of lower wall rack sidepiece 131, rear end and the connector 105 of lower wall rack sidepiece 131 Lower end is connected, and the space before the lower wall rack sidepiece 131, lower wall rack anterior 132 and the front side of main frame 1 is formed down Disk rest area 4；Meanwhile, the upper disk rack 12 and lower wall rack 13 can effectively prevent user from hand carelessly is extend into burning In the range of roasting area 101, the security of barbecue device is improve.

Used as improvement project, the upper disk rack sidepiece 121, upper disk rack front portion 122, adjustable shelf 16, grill hold Support mechanism 102, lower wall rack sidepiece 131 and lower wall rack front portion 132 are structure as a whole.

Referring to Fig. 3, preferably, also including disk 5, at least provided with two, one of disk 5 is placed on the disk 5 On the upper disk rack 12, it is used for accommodating food, meanwhile, when barbecue device works, on the upper disk rack 12 Disk 5 can absorb the heat that roasting area 101 diffuses up, and heating and thermal insulation be carried out to the food in the disk 5, because heat expands upwards The reason for dissipating, the heating-up temperature of the disk 5 is higher than the heating-up temperature of roasting area 101；Other in which disk 5 is placed on lower wall rack On 13, the fluid that food is produced when it is used to receive barbecue facilitates the cleaning to oil stain after the completion of user roasts, it is ensured that burn The cleaning of roasting equipment；Or, in not food roasting, the disk 5 on lower wall rack 13 can be used for heating food, its heating temperature Degree is lower than the heating-up temperature of roasting area 101；Or, some flavorings can be put on lower wall rack 13, for users to use.

Referring to Fig. 1, preferably, the upside of the main frame 1 is provided with disc storage area 6, on the upper disk rack 12 Disk 5 can be stored in disc storage area 6, and when the disk 5 is provided with two or more, the disk 5 can be individually positioned in disk placement On frame 12, lower wall rack 13 and disc storage area 6, the forward upper of the main frame 1 is communicated with roasting area 101 and disc storage area 6 Heat runner 7, the part thermal current heat runner 7 that stimulated the menstrual flow that the roasting area 101 produces enters to the disk 5 in disc storage area 6 Row heating, and then heating and thermal insulation is carried out to the food in the disk 5, its heating-up temperature is less than the disk on above-mentioned upper disk rack 12 Heating-up temperature.

Referring to Fig. 4 and Fig. 6, preferably, also including Barbecuing plate 8, it is raised that the two ends of the Barbecuing plate 8 are provided with installation 801, Barbecuing plate mounting hole 1021 has been oppositely disposed in described two grill support mechanisms 102, Barbecuing plate 8 is raised by installing 801 and Barbecuing plate mounting hole 1021 lie in a horizontal plane in grill support mechanism 102, user can be sent by heater 103 Heat the food in Barbecuing plate 8 is heated, furthermore achieved that the multifunction of barbecue device.

Preferably, the Barbecuing plate mounting hole 1021 is square, can prevent from installing using square hole Barbecuing plate 8 rotated in grill support mechanism 102, it is ensured that security when user uses.

Referring to Fig. 5, preferably, the heater 103 includes gas fired heater (not indicated in figure) and combustion gas Tank 1031, fuel cartridge 1031 is connected by appendix 1032 with gas fired heater, and the gas fired heater front side is provided with heat Radiant panel 106, the front side of main frame 1 is provided with the heat radiation plate installing port (not indicated in figure) being adapted with heat radiation plate 106, combustion type The heat that heater is produced provides barbecue institute calorific requirement by heat radiation plate 106 and heat radiation plate installing port to roasting area 101；Institute State and be provided with main frame 1 thermal insulation board (not indicated in figure), the thermal insulation board located at the gas fired heater and fuel cartridge 1031 it Between, it can prevent the heat of gas fired heater from causing the gas expansion in fuel cartridge 1031 and exploding, and improve barbecue The security of equipment；The heat radiation plate installing port is concave-shaped openings, and the heat radiation plate 106 is pacified installed in the heat radiation plate The recess of mouth is filled, i.e., certain Intermediate Gray is formed between heat radiation plate 106 and roasting area 101, the centre takes up buffering and makees With so that the flame produced by heater 103 will not be directly run off in roasting area 101, further increase barbecue device Security.

Used as improvement project, gas fired heater preferably uses Gas Infrared heater, can exempt naked light, and security is more It is good.

Referring to Fig. 2, preferably, the width of the main frame 1 is adapted with the diameter of the fuel cartridge 1031, main frame 1 rear side is opening, and the barbecue device also includes backboard 9, and the backboard 9 is engaged with the opening of the rear side of the main frame 1 And it is hinged with the rear portion side of main frame 1, it is openably arranged on the rear side of main frame 1, when one bottle of fuel cartridge 1031 is finished, is used Family can open backboard 9, and appendix 1032 is connected on new fuel cartridge 1031, when two bottles of fuel cartridges 1031 are all finished, User can also carry out the displacement of fuel cartridge 1031 by opening backboard 9.

Referring to Fig. 7 to Figure 11, preferably, the grill 2 includes handle 21 and the food clamp being connected with handle 21 Device 22 is held, the handle 21 includes connecting portion 2101, grip part 2102 and sliding suite 2103, and the grip part 2102 passes through The connecting portion 2101 is connected with the food clamping device 22, and the food clamping device 22 includes the first food clamping device 2201 and the second food clamping device 2202, the head end of the first food clamping device 2201 is fixed with the connecting portion 2101 Connection, the second food clamping device 2202 is oppositely disposed at the side of the first food clamping device 2201, described It is food grasping part between first food clamping device 2201 and the second food clamping device 2202, the second food clamping The end of device 2202 is flexibly connected with the end of the first food clamping device 2201, so that second food clamping dress Put 2202 upsets of connecting portion 2101 that can be connected with the first food clamping device 2201 around it and open or close above-mentioned food clamp Hold space；The sliding suite 2103 is sheathed on the outside of connecting portion 2101, and can be along the axially activity, the slip of connecting portion 2101 External member 2103 is provided with locking draw-in groove 2131 close to one end of food clamping device, and the sliding suite outside is provided with driving convex edge 2132, facilitate user's contact slide external member and drive it to move；The sliding suite 2103 is moved to the direction of food clamping device 22 It is dynamic locking draw-in groove 2131 is snapped in the end edge edge of the second food clamping device 2202, realize to the second food clamping device 2202 Locking, the sliding suite 2103 makes locking draw-in groove 2131 depart from the second food clamping device to the movement of the direction of grip part 2102 2202 ends, realize the unblock to the second food clamping device 2202.

Referring to Fig. 7 and Fig. 9, preferably, the first described food clamping device 2201 and the clamping of the second food are filled The size for putting 2202 is adapted, and the locking draw-in groove 2131 is located at the middle part of the one end of sliding suite 2103, the locking draw-in groove 2131 and the end of the second food clamping device 2202 coordinate when, what the draw-in groove was adapted snaps in the first food clamping device 2201 With the end edge edge of the second food clamping device 2202；The first food clamping device 2201 and the second food clamping device 2202 It is grill, the grill includes housing and the elastic metallic net located at outer inframe, the food clamp of locking draw-in groove 2131 and second When holding the end of device 2202 and coordinating, the housing of the first food clamping device 2201 and the second food clamping device 2202 it is outer Frame is snapped in the locking draw-in groove 2131.

Referring to Figure 10, used as improvement project, the connecting portion 2101 includes first connecting portion 2111 and second connecting portion 2112, the end of the second connecting portion 2112 is fixedly connected with the head end of the first food clamping device 2201, second connecting portion 2112 head end is hinged with the end of first connecting portion 2111, the head end of the grip part 2102 and the first connecting portion 2111 Connection；Mobile sliding suite 2103 makes it be sheathed on first connecting portion 2111 and the hinged place of second connecting portion 2112 outside, realizes The locking of first connecting portion 2111 and second connecting portion 2112, by sliding suite 2103 to the side shifting of grip part 2,102 1, makes it Depart from the hinged place of first connecting portion 2111 and second connecting portion 2112, be capable of achieving first connecting portion 2111 and second connecting portion 2112 folding；First connecting portion 2111 and second connecting portion 2112 are existed using the scheme being hinged by sliding suite 2103 The hinged place position of first connecting portion 2111 and second connecting portion 2112 moves forward and backward to be realized the folding of grill 2 and stretches so that User can be folded up grill 2 when using complete grill 2, and then reduce the length of grill 2, be easy to user to deposit.

Used as improvement project, being provided between the sliding suite 2103 and the grip part 2102 makes sliding suite 2103 To the elasticity reset device (not indicated in figure) that food clamping device side resets；User exerts oneself sliding suite 2103 toward gripping The direction of portion 2102 is moved, and then moves down grip part 2102 to complete the folding to grill, now the elasticity reset device It is pressurized, in a folded configuration, due to the stop of second connecting portion 2112 so that elasticity reset device will not automatically reset；When with When family moves up grip part 2102 and makes expansion that it completes grill 2 with connecting portion coaxial line, the sliding suite 2103 can be because The elasticity for becoming device again for elasticity automatically resets to the hinged place outside of first connecting portion 2111 and second connecting portion 2112；Using Elasticity reset device further strengthens the function of grill 2.

Preferably, the end of the second food clamping device 2202 and the first food clamping device 2201 End connected by attachment means 2203, the end of the first food clamping device 2201 and the attachment means are fixed and connected Connect, the end of the second food clamping device 2202 is by the attachment means and the first food clamping device 2201 End is hinged.

Referring to Fig. 8 to Figure 11, preferably, grill crown of roll 2231 is provided with the outside of the attachment means, it is described Grill crown of roll is used to support grill 2, the grill 2 to be placed on above-mentioned barbecue and set by grill crown of roll 2231 and sliding suite 2103 It is standby upper, because general meat product is the freshest and the tenderest at 70-75 degrees Celsius, therefore in order to control the temperature of food, it is ensured that food The quality and mouthfeel of thing, the middle part of the grill crown of roll 2231 are communicated with the outer end of grill crown of roll 2231 and food grasping part Temperature sensing hole 2232.

Preferably, also including temperature detection device, temperature detection device includes probe (not indicated in figure), described The length of probe at least extends to the center of food grasping part, and probe can be examined by the temperature sensing hole 2232 The temperature of food is surveyed, this temperature detection method can retrieve the temperature of the center of food, to the temperature of monoblock food Detection is more accurate；By taking steak as an example, using probe is through temperature sensing hole 2232 and then penetrates monoblock steak, can be well understood to To the temperature of the temperature of monoblock steak center, user is facilitated preferably to control temperature when food materials are roasted, it is ensured that food Barbecue quality.

Referring to Fig. 7 to Figure 11, preferably, the middle part of the sliding suite 2103 is provided with through whole sliding suite 2103 through hole (not indicated in figure), the first connecting portion 2111 is connected through the through hole with the grip part 2102, institute Stating sliding suite 2103 includes sliding part 2201 and fixed part 2202, and the sliding part 2231 is set in outside the fixed part 2202 Enclose and can rock fixed part 2202 move, the grill crown of roll 2231 and the collective effect of fixed part 2202 make the stress balance of grill 2 ground Lie in a horizontal plane on above-mentioned barbecue device.

Preferably, the grip part 2102 is provided with groove (in figure close in the middle part of one end of first connecting portion 2111 Do not indicate), the groove is used for the embedded installation of the spring (not indicated in figure) of elasticity reset device.

According to the announcement and teaching of description above, those skilled in the art in the invention can also be to above-mentioned implementation method Changed and changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to of the invention one A little modifications and changes should also be as falling into scope of the claims of the invention.Although additionally, being used in this specification Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.

Claims

1. a kind of open barbecue device, it includes main frame and grill, it is characterised in that：Main frame front side be provided with roasting area with And grill support mechanism, the main frame front side is provided with the heater that barbecue institute calorific requirement is provided to the roasting area, the grill Support mechanism is provided with two, and it is relatively located at the main frame both sides, and the grill support mechanism prolongs to the roasting area side Stretch, the grill support mechanism is provided with the grill placement section for placing grill, the grill is put by the grill of grill support machine The portion of putting is fixed in roasting area.

2. open barbecue device according to claim 1, it is characterised in that：The grill placement section is along grill support machine Structure length direction is interval with two or more, and the grill alternative is placed on the grill placement section of diverse location, to adjust The distance of the whole relatively described heater of the grill.

3. open barbecue device according to claim 1, it is characterised in that：The roasting area top is provided with disk placement Frame, the roasting area lower section is provided with lower wall rack.

4. open barbecue device according to claim 3, it is characterised in that：The main frame both sides are provided with vertically arranged Connector, the grill support mechanism is bar shaped tabular, inner and the connector of corresponding side of the grill support mechanism Middle part connects, and the grill placement section is to be formed in the arc groove on the upside of grill support mechanism；The upper disk rack includes The relative upper disk rack sidepiece located at both sides, and the upper disk rack of the upper disk rack sidepiece front end of connection is anterior, upper disk The rear end of rack sidepiece is connected with the upper end of connector, the upper disk rack sidepiece, upper disk rack front portion and main frame Space before front side forms disk rest area；The lower wall rack includes the relative lower wall rack sidepiece located at both sides, And the lower wall rack front portion of connection lower wall rack sidepiece front end, the rear end of lower wall rack sidepiece and the lower end of connector Connection, the space before the lower wall rack sidepiece, lower wall rack front portion and main frame front side forms lower wall rest area.

5. the open barbecue device according to claim 3 or 4, it is characterised in that：Also include disk, the disk at least provided with Two, one of them is placed on the upper disk rack；Other in which is placed on lower wall rack, and it is used to receive burning The fluid that food is produced when roasting.

6. open barbecue device according to claim 5, it is characterised in that：The main frame upside is provided with disc storage area, The disk can be stored in disc storage area.

7. open barbecue device according to claim 6, it is characterised in that：The main frame forward upper is communicated with burning Roasting area and the heat runner of disc storage area, the part thermal current that the roasting area produces stimulated the menstrual flow heat runner in disc storage area Disk heated.

8. open barbecue device according to claim 1, it is characterised in that：Also include Barbecuing plate, the Barbecuing plate two End is provided with installation projection, and Barbecuing plate mounting hole has been oppositely disposed in described two grill support mechanisms, and Barbecuing plate is by installing Raised and Barbecuing plate mounting hole is placed in grill support mechanism.

9. open barbecue device according to claim 1, it is characterised in that：The heater includes gas fired heater And fuel cartridge, fuel cartridge is connected by appendix with gas fired heater, and the gas fired heater front side is provided with heat radiation plate, Main frame front side is provided with the heat radiation plate installing port being adapted with heat radiation plate, and the heat that gas fired heater is produced passes through heat radiation Plate and heat radiation plate installing port provide barbecue institute calorific requirement to roasting area.

10. open barbecue device according to claim 9, it is characterised in that：Thermal insulation board is provided with the main frame, it is described Thermal insulation board is located between the gas fired heater and fuel cartridge.