CN109588970B

CN109588970B - Gas steam box

Info

Publication number: CN109588970B
Application number: CN201910106302.XA
Authority: CN
Inventors: 李朝兰
Original assignee: Chongqing Kangchu Kitchen Equipment Co ltd
Current assignee: Chongqing Kangchu Kitchen Equipment Co ltd
Priority date: 2019-02-02
Filing date: 2019-02-02
Publication date: 2021-01-01
Anticipated expiration: 2039-02-02
Also published as: CN109588970A

Abstract

The invention discloses a gas steam box, which comprises a box body, wherein a gas production area and a steaming area are formed in the box body in a separating way through a separating heat transfer plate, the steaming area is positioned above the gas production area, the gas production area is divided into a heating area and a gas distribution area through a gas distribution partition plate assembly, and the gas distribution area is positioned between the heating area and the steaming area; a sealed heater positioned at the bottom in the box body is arranged in the heating area, a water inlet pipe is arranged in the heating area, a floating ball type water inlet valve is arranged at the liquid outlet side of the water inlet pipe, and a protective cover sleeved outside the water inlet valve is fixedly connected to the inner wall of the box body; the protective cover comprises a cover body sleeved outside the water inlet valve, a plurality of air breaking holes are uniformly distributed on the outer wall of the cover body, a plurality of shock absorption blocks which are arranged at intervals are arranged on the inner wall of the cover body, and each shock absorption block is fixedly connected with the inner wall of the cover body through a plurality of elastic resetting pieces; compared with the prior art, the invention prolongs the service life of the water inlet valve and accurately controls the water quantity in the heating area.

Description

Gas steam box

Technical Field

The invention relates to the technical field of kitchen equipment, in particular to a gas steam box.

Background

The gas steam box is common kitchen equipment, and its theory of operation is through gas heating water tank steam, and then the food in the steam box is steamed. A float-type inlet valve is typically provided in the tank to control the amount of water that is fed. When water in the water tank is boiled, the generated bubbles can enable the water inlet valve to move up and down along with the water inlet valve, so that the water inlet valve is easily damaged, and meanwhile, the water quantity in the water tank is not accurately controlled.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a gas steam box to solve the problems that in the prior art, water quantity in a water tank is easily controlled inaccurately due to bubbles generated when water in the water tank is boiled, and a water inlet valve is easily damaged.

In order to achieve the purpose, the invention adopts the following technical scheme: a gas steam box comprises a box body, wherein a gas production area and a steaming area are formed in the box body in a separating mode through a separating heat transfer plate, the steaming area is located above the gas production area, the gas production area is divided into a heating area and a gas distribution area through a gas distribution partition plate assembly, and the gas distribution area is located between the heating area and the steaming area;

a sealed heater positioned at the bottom in the box body is arranged in the heating area, a water inlet pipe is arranged in the heating area, a floating ball type water inlet valve is arranged at the liquid outlet side of the water inlet pipe, and a protective cover sleeved outside the water inlet valve is fixedly connected to the inner wall of the box body;

the protection casing establishes the cover body in the water intaking valve outside including the cover, and the equipartition has a plurality of broken gas pockets on the outer wall of the cover body, is provided with a plurality of snubber blocks that are the interval arrangement on the inner wall of the cover body, and every snubber block all resets through a plurality of elasticity and links to each other with the inner wall of the cover body is fixed.

Compared with the prior art, the invention has the following beneficial effects:

when the water in the heating area is heated to boiling by the sealed heater, the generated steam enters the gas distribution area to be uniformly distributed, and then the heat is transferred by the separating heat transfer plate to heat the food placed in the steaming area; the air breaking holes formed in the protective cover ensure that the water level in the cover body is consistent with that in the heating area, meanwhile, bubbles generated after water in the heating area is boiled are broken when passing through the air breaking holes, and vibration generated by the boiled water is reduced through the further action of the damping block, so that the water in the cover body is in a stable state, the water level control accuracy in the heating area is improved, the water inlet valve can normally and stably work, and the service life of the water inlet valve is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is a partial schematic structural view of the adjustment mechanism of fig. 1.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a box body 1, a separating heat transfer plate 2, a steaming area 3, a heating area 4, an air distribution area 5, a water inlet pipe 6, a water inlet valve 7, a heat transfer hole 8, a cover body 9, an air breaking hole 10, a shock absorption block 11, a partition plate 12, a liquid return hole 13, an air distribution hole 14, a sealing plug 15, an annular cofferdam 16, a shielding umbrella 17, an overflow pipe 18, a one-way valve 19, a blocking floating plate 20, a guide chute 21, a draw bar 22, a liquid discharge pipe 23, a supporting seat 24, an air penetrating hole 25, a box body door 26, an air suction hole 27, a sealing plate 28, an air suction fan 29, an accommodating cavity 30, a gear 31, a rack 32, a first connecting rod 33, a second connecting rod 34, a first belt pulley.

Examples

Referring to fig. 1 to 5: a gas steam box comprises a box body 1, wherein a gas production area and a steaming area 3 are formed in the box body 1 through separation of a heat transfer plate 2, the steaming area 3 is located above the gas production area, the gas production area is divided into a heating area 4 and a gas distribution area 5 through a gas distribution partition plate assembly, and the gas distribution area 5 is located between the heating area 4 and the steaming area 3; a sealed heater 37 positioned at the bottom in the box body 1 is arranged in the heating area 4, a water inlet pipe 6 is arranged in the heating area 4, a floating ball type water inlet valve 7 is arranged at the liquid outlet side of the water inlet pipe 6, and a protective cover sleeved outside the water inlet valve 7 is fixedly connected to the inner wall of the box body 1; in order to accelerate the heat transfer efficiency of the separating heat transfer plate 2, a plurality of heat transfer holes 8 are uniformly distributed on the separating heat transfer plate 2; the protective cover comprises a cover body 9 sleeved outside the water inlet valve 7, a plurality of air breaking holes 10 are uniformly distributed on the outer wall of the cover body 9, a plurality of shock absorption blocks 11 which are arranged at intervals are arranged on the inner wall of the cover body 9, and each shock absorption block 11 is fixedly connected with the inner wall of the cover body 9 through a plurality of elastic resetting pieces; the adopted elastic reset piece can be a spring, the aperture of the air breaking hole 10 is gradually reduced from the end close to the outer side of the cover body 9 to the end close to the inner side of the cover body 9, and in the process that bubbles generated by boiling in the heating area 4 enter the air breaking hole 10, the bubbles are pressed and broken through the structural design of the air breaking hole 10, so that the bubbles are prevented from entering the cover body 9 and influencing the operation condition of the water inlet valve 7; the adopted sealed heater 37 comprises a heater 37 fixedly arranged at the bottom of the heating zone 4 and a partition wall for separating the heating zone 4 from the heater 37, the heater 37 adopts the existing gas heater 37, and the gas heater 37 is matched with an air supplement pipe to ensure that the gas heater is fully combusted.

The adopted air distribution partition plate assembly comprises a partition plate 12, wherein a liquid return hole 13 and a plurality of air distribution holes 14 are formed in the partition plate 12, a sealing plug 15 is arranged in the liquid return hole 13 in a matching manner, an anti-mixing cover is arranged at an air outlet at the upper end of each air distribution hole 14 and comprises an annular cofferdam 16 connected with the upper end of the air distribution hole 14, and the upper end of the annular cofferdam 16 is connected with a shielding umbrella 17 through a plurality of support rods; the air distribution holes 14 are designed to ensure that steam generated by the heating zone 4 enters the air distribution zone 5 to be uniformly distributed and then transfers heat to the steaming zone 3 through the heat transfer holes 8 on the separating heat transfer plate 2 and the separating heat transfer plate 2; the design of the annular cofferdam 16, the support rods and the shielding umbrella 17 is to prevent liquid such as condensate generated in the steaming area 3 from flowing back to the heating area 4 from the air distribution holes 14 to influence the thermal efficiency of water vapor while enabling steam generated in the heating area 4 to enter the air distribution area 5; and after the gas steam box is used, the sealing plug 15 is opened, and the liquid such as the condensate flows back into the heating area 4 from the liquid return hole 13 for recycling.

In order to cause the sudden failure of the water inlet valve 7, the liquid level in the heating area 4 continuously rises, so that the pressure in the heating area 4 is overlarge to cause the damage of the gas steam box; an overflow pipe 18 positioned above the water inlet pipe 6 is arranged in the heating zone 4, a one-way valve 19 is arranged in the overflow pipe 18, the lower end of each air distribution hole 14 is provided with a blocking floating plate 20 in a matching way, the outer side of each air distribution hole 14 is provided with a plurality of guide sliding chutes 21 distributed annularly, and a traction rod 22 which penetrates through the guide sliding chutes 21 and is fixedly connected with the blocking floating plate 20 matched with the guide sliding chutes 21 is arranged in each guide sliding chute 21 in a sliding and clamping way; the blocking floating plate 20 moves up and down along with the liquid level in the heating area 4, and the traction rod 22 slides freely in the guide sliding groove 21; under normal conditions, the blocking floating plate 20 is separated from the lower end of the air distribution hole 14 by a certain distance, the air distribution hole 14 can be normally communicated with water vapor, when the liquid level in the heating zone 4 rises above the water inlet pipe 6, the blocking floating plate 20 rises together with the liquid level until the air distribution hole 14 is sealed by the blocking floating plate 20, the one-way valve 19 is opened under pressure, and redundant water in the heating zone 4 is discharged from the overflow pipe 18 to protect the heating zone 4; in order to better seal the air distribution holes 14 by the blocking floating plate 20, a counter bore for embedding the blocking floating plate 20 is formed at the bottom of each air distribution hole 14, so that the blocking floating plate 20 can well seal the air distribution holes 14; a liquid discharge pipe 23 is arranged at the bottom of the side wall of the heating area 4, and an adjusting valve is arranged on the liquid discharge pipe 23, so that water in the heating area 4 can be conveniently replaced.

A plurality of pairs of supporting seats 24 for supporting the tray are arranged in the steaming area 3, the plurality of pairs of supporting seats 24 are arranged at intervals in the steaming area 3 along the axial direction of the steaming area, the two supporting seats 24 of each pair of supporting seats 24 are respectively and fixedly arranged on two opposite side walls of the box body 1, one surfaces of the two supporting seats 24 which are arranged oppositely are provided with sliding grooves, and each supporting seat 24 is provided with an air through hole 25; the tray for placing food can slide into the sliding groove in each pair of supporting seats 24 to be supported and fixed, and can also be placed above each pair of supporting seats 24 to be supported and fixed, and the design of the air through holes 25 facilitates the even distribution of steam in the steaming area 3, so that the heat in the steaming area 3 is balanced.

When the box body 1 is opened and steamed food in the box body 1 is taken out, the condition that a user is scalded due to the fact that steam is sprayed out is avoided, a box body door 26 is arranged on the box body 1, the box body door 26 is hinged with the box body 1, an air suction hole 27 is formed in the top of the box body 1, a sealing plate 28 is arranged in the air suction hole 27 in a sliding mode, an air suction fan 29 is arranged at the top of the air suction hole 27, an accommodating cavity 30 which is communicated with the air suction hole 27 and is used for the sealing plate 28 to slide is formed in the top wall of the box body 1, and an adjusting mechanism is arranged; the adjusting mechanism controls the sealing state of the sealing plate 28 to the air suction hole 27 and the running state of the air suction fan 29 by the power when the box door 26 is opened and closed; the adjusting mechanism comprises a setting cavity communicated with the accommodating cavity 30, a gear 31 is rotatably arranged in the setting cavity, the side wall of the sealing plate 28 is fixedly connected with a rack 32 meshed with the gear 31, the gear 31 is connected with a central shaft, the central shaft penetrates out of the setting cavity to the upper part of the box body 1 and freely rotates, the upper end of the central shaft is connected with a driving shaft of the suction fan 29 through a belt transmission assembly, a connecting rod assembly is connected between the sealing plate 28 and the box body door 26, and the connecting rod assembly penetrates through the accommodating cavity 30 and freely runs; the connecting rod assembly comprises a first connecting rod 33 which is rotationally connected with the sealing plate 28 and a second connecting rod 34 which is rotationally connected with the middle part of the upper end of the box body door 26, and the first connecting rod 33 is rotationally connected with the second connecting rod 34; the belt transmission assembly comprises a first belt pulley 35 connected to the central shaft and a second belt pulley 36 connected to the driving shaft of the suction fan 29, and a transmission belt is tensioned between the first belt pulley 35 and the second belt pulley 36; when the box body door 26 is in a closed state, the sealing plate 28 is arranged in the air suction hole 27 to seal the air suction hole 27, so that heat in the box body 1 is prevented from being dissipated; when a user opens the box body door 26, the sealing plate 28 is driven to slide towards the accommodating cavity 30 through the first connecting rod 33 and the second connecting rod 34, the gear 31 is driven to rotate by the rack 32 when the sealing plate 28 slides, the gear 31 drives the first belt pulley 35 to rotate through the central shaft, the first belt pulley 35 drives the second belt pulley 36 to rotate through the transmission belt, the rotating second belt pulley 36 drives the air suction fan 29 to rotate through the driving shaft of the air suction fan 29, meanwhile, the air suction hole 27 is opened, the air suction fan 29 sucks the water vapor in the box body 1 out of the air suction hole 27, the water vapor spraying amount when the box body door 26 is opened is greatly reduced, and the phenomenon of scalding the user is avoided; when the box door 26 is closed, all parts in the adjusting mechanism, the sealing plate 28 and the suction fan 29 move reversely, the suction hole 27 is sealed again through the sealing plate 28, and the purpose of energy conservation is also achieved.

When in use, the box body door 26 is opened, the tray with food is placed in the steaming area 3, and the running state of the heater 37 is started and adjusted through the switch on the outer wall of the box body 1; after the food is steamed, the box door 26 is opened and the tray is taken out.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A gas steam box is characterized by comprising a box body, wherein a gas production area and a steaming area are formed in the box body in a separating mode through separating heat transfer plates, the steaming area is located above the gas production area, the gas production area is divided into a heating area and a gas distribution area through a gas distribution partition plate assembly, and the gas distribution area is located between the heating area and the steaming area;

the protective cover comprises a cover body sleeved outside the water inlet valve, a plurality of air breaking holes are uniformly distributed on the outer wall of the cover body, a plurality of shock absorption blocks which are arranged at intervals are arranged on the inner wall of the cover body, and each shock absorption block is fixedly connected with the inner wall of the cover body through a plurality of elastic resetting pieces;

the gas distribution baffle plate assembly comprises a baffle plate, a liquid return hole and a plurality of gas distribution holes are formed in the baffle plate, a sealing plug is arranged in the liquid return hole in a matched mode, an anti-mixing cover is arranged at an air outlet at the upper end of each gas distribution hole and comprises an annular cofferdam connected with the upper end of each gas distribution hole, and the upper end of each annular cofferdam is connected with a shielding umbrella through a plurality of support rods.

2. A gas cooking hob according to claim 1, characterized in that: the aperture of the broken air hole is gradually reduced from the end part close to the outer side of the cover body to the end part close to the inner side of the cover body.

3. A gas cooking hob according to claim 1, characterized in that: an overflow pipe positioned above the water inlet pipe is arranged in the heating zone, a one-way valve is arranged in the overflow pipe, the lower end of each air distribution hole is provided with a blocking floating plate in a matching way, the outer side of each air distribution hole is provided with a plurality of guide chutes distributed in an annular way, and a traction rod which penetrates through the guide chutes and is fixedly connected with the blocking floating plate matched with the guide chutes is clamped in each guide chute in a sliding way; the blocking floating plate moves up and down along with the liquid level in the heating area, and the traction rod slides freely in the guide sliding groove.

4. A gas-fired steam box as in claim 1, wherein: the steaming area is internally provided with a plurality of pairs of supporting seats for supporting the tray, the plurality of pairs of supporting seats are arranged at intervals along the axial direction in the steaming area, two supporting seats of each pair of supporting seats are respectively and fixedly arranged on two side walls of the box body which are oppositely arranged, one side of each pair of supporting seats which is oppositely arranged is provided with a sliding groove, and each supporting seat is provided with an air through hole.

5. A gas cooking hob according to any one of the claims 1-4, characterized in, that: the box body is provided with a box body door, the top of the box body is provided with an air exhaust hole, a sealing plate is arranged in the air exhaust hole in a sliding manner, an air exhaust fan is arranged at the top of the air exhaust hole, a containing cavity which is communicated with the air exhaust hole and is used for the sealing plate to slide is formed in the top wall of the box body, and an adjusting mechanism is arranged among the box body door, the sealing plate and the air exhaust; the adjusting mechanism controls the sealing state of the sealing plate to the air suction hole and the running state of the air suction fan by the power when the box body door is opened and closed.

6. A gas cooking hob according to claim 5, characterized in that: the adjusting mechanism comprises a setting cavity communicated with the containing cavity, a gear is arranged in the setting cavity in a rotating mode, a rack which is fixedly connected with the side wall of the sealing plate and meshed with the gear is connected with a central shaft on the gear, the central shaft penetrates out of the setting cavity to the upper portion of the box body and rotates freely, the upper end of the central shaft is connected with a driving shaft of the exhaust fan through a belt transmission assembly, a connecting rod assembly is connected between the sealing plate and a box body door, and the connecting rod assembly penetrates through the containing cavity and runs.

7. A gas cooking hob according to claim 6, characterized in that: the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is rotationally connected with the sealing plate, the second connecting rod is rotationally connected with the middle of the upper end of the box body door, and the first connecting rod is rotationally connected with the second connecting rod.

8. A gas cooking hob according to claim 6, characterized in that: the belt transmission assembly comprises a first belt pulley connected to the central shaft and a second belt pulley connected to a driving shaft of the suction fan, and a transmission belt is tensioned between the first belt pulley and the second belt pulley.