CN113768357A - Intelligent gas steaming cabinet capable of timing and fixing temperature and control system of gas steaming cabinet - Google Patents
Intelligent gas steaming cabinet capable of timing and fixing temperature and control system of gas steaming cabinet Download PDFInfo
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- CN113768357A CN113768357A CN202111057420.XA CN202111057420A CN113768357A CN 113768357 A CN113768357 A CN 113768357A CN 202111057420 A CN202111057420 A CN 202111057420A CN 113768357 A CN113768357 A CN 113768357A
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- 229910001018 Cast iron Inorganic materials 0.000 claims description 38
- 238000002485 combustion reaction Methods 0.000 claims description 29
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- 238000000034 method Methods 0.000 claims description 25
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- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 11
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
- A47J27/05—Tier steam-cookers, i.e. with steam-tight joints between cooking-vessels stacked while in use
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/26—Devices for warming vessels containing drinks or food, especially by means of burners Warming devices with a burner, e.g. using gasoline; Travelling cookers, e.g. using petroleum or gasoline with one burner
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/38—Parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapors from cooking utensils
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
- A47J2027/043—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels for cooking food in steam
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Commercial Cooking Devices (AREA)
Abstract
一种可定时定温的智能燃气蒸柜，其特征在于，包括位于柜体外围的箱架、配置于柜体底部的蒸气发生器，以及连接在箱架内的内胆，所述蒸气发生器包括热交换器，所述热交换器连接有一个或多个燃气文丘里炉头，所述燃气文丘里炉头包括弯曲的文丘里进气管，所述内胆连接有多个与箱架的前面板相连接的层板并通过所述层板和所述前面板形成多个分柜，所述箱架与所述内胆之间安装有进气管，所述进气管的两侧壁分别与所述内胆和所述箱架紧贴且其底部延伸至内胆底板和蒸气发生器所形成的密闭腔体内，多个所述分柜在靠近进气管的侧壁上均开设有蒸气进口，所述进气管上开设有多个分别与所述蒸气进口相对应的通孔且在其顶部和底部均设有透气口。
An intelligent gas steaming cabinet capable of timing and constant temperature is characterized in that it includes a box frame located at the periphery of the cabinet body, a steam generator arranged at the bottom of the cabinet body, and an inner tank connected in the box frame, and the steam generator includes a heat exchanger, the heat exchanger is connected with one or more gas venturi burners, the gas venturi burners include a curved venturi intake pipe, and the inner tank is connected with a plurality of front panels connected to the box frame The connected laminates form a plurality of sub-cabinets through the laminates and the front panel, an air inlet pipe is installed between the box frame and the inner tank, and the two side walls of the air inlet pipe are respectively connected to the The inner liner is in close contact with the box frame, and its bottom extends into the closed cavity formed by the inner liner bottom plate and the steam generator. A plurality of the sub-cabinets are provided with steam inlets on the side walls close to the air inlet pipe. The air intake pipe is provided with a plurality of through holes corresponding to the steam inlets respectively, and air vents are provided at the top and bottom thereof.
Description
Technical Field
The invention relates to the technical field of gas steaming cabinet equipment, in particular to an intelligent gas steaming cabinet capable of timing and fixing temperature and a control system of the gas steaming cabinet.
Background
The steam cabinet is commonly used in the field of kitchen food processing and production, and the steam cabinet with complete functions needs to have various cooking functions of stewing, boiling and the like of the traditional kitchen ware. In the current catering industry, steaming equipment such as a steam steaming cabinet, an electric heating steaming cabinet, an electromagnetic steaming cabinet and the like is generally adopted for steaming food, or the food is steamed in a steaming container by inputting steam from the outside. However, the steam generator of the existing steam cabinet does not control the generated steam pressure and the temperature in the steam box, and a certain amount of time and manpower are wasted during operation, and the operation is not convenient, thereby causing waste of manpower and steam.
The existing rice steaming cabinet generally has the problem that the temperature required by normal work of steam in the rice steaming cabinet is difficult to reach in plateau and mountain areas at high altitude because of lower air pressure, and the steam temperature in the rice steaming cabinet is often required to be increased by increasing the air pressure in the rice steaming cabinet. Once the air pressure in the steam cabinet is increased, the pressure-resistant equipment is required to be added in the steam cabinet, and the pressure-resistant capacity of the steam cabinet is correspondingly improved, so that the manufacturing cost of the steam cabinet is increased. Meanwhile, the high air pressure in the steam cabinet easily causes the situation that steam is rapidly overflowed when workers open the steam cabinet door, so that operators of the steam cabinet are scalded.
In addition, the existing gas rice steaming cabinet has the following problems: 1. the traditional gas rice steaming cabinet does not have automatic timing work in the using process, so that the whole heating time needs to be judged by other equipment in the operation process of a worker, and the heating time is easy to forget under the condition that the worker is distracted, so that the whole heating time is too long, and the influence is caused; 2. the common gas rice steaming cabinet does not have the dry-burning prevention function, and once the water tank works in a water shortage state, the combustion chamber can be damaged, so that the irreparable effect is caused; 4. low heat energy utilization rate and relatively large consumable consumption. Aiming at the problems, the invention provides an intelligent gas steaming cabinet capable of timing and fixing temperature and a control system of the gas steaming cabinet.
Disclosure of Invention
In order to solve the technical problems and overcome the defects in the prior art, the invention provides an intelligent gas steaming cabinet capable of timing and fixing temperature, which comprises a cabinet body, wherein the cabinet body comprises a cabinet frame positioned at the periphery of the cabinet body, a steam generator arranged at the bottom of the cabinet body and an inner container connected in the cabinet frame, the steam generator comprises a heat exchanger, the heat exchanger is connected with one or more gas venturi burners, each gas venturi burner comprises a bent venturi air inlet pipe, the inner container is connected with a plurality of laminated plates connected with a front panel of the cabinet frame and forms a plurality of sub-cabinets through the laminated plates and the front panel, an air inlet pipe is arranged between the cabinet frame and the inner container, two side walls of the air inlet pipe are respectively clung to the inner container and the cabinet frame, and the bottom of the air inlet pipe extends into a sealed cavity formed by a bottom plate of the inner container and the steam generator, the side walls of the plurality of sub-cabinets close to the air inlet pipe are all provided with steam inlets, the air inlet pipe is provided with a plurality of through holes corresponding to the steam inlets respectively, the top and the bottom of the air inlet pipe are both provided with ventilating ports, an air outlet pipe is fixedly connected to the inner side of one side wall of the inner container, a plurality of steam outlets corresponding to the sub-cabinets respectively are arranged on the air outlet pipe, a ventilation port is arranged at the top of the air outlet pipe, a temperature sensor for monitoring the temperature in the corresponding sub-cabinet in real time, a time timer for controlling the working time of the corresponding sub-cabinet and an air inlet valve correspondingly connected to the steam inlet are arranged in each sub-cabinet, the cabinet body is further fixedly connected with a control processor, the temperature sensor and the time timer are respectively and electrically connected with the input end of the control processor, and the air inlet valve is respectively and electrically connected with the output end of the control processor.
Furthermore, the top of the air outlet pipe extends to the top of the inner container and is exposed out of the top of the inner container.
Furthermore, a storage rack is further arranged in the sub-cabinet.
The steam generator comprises a heat exchanger, an auxiliary water tank and a cast iron furnace end, wherein the heat exchanger comprises a water tank fixedly connected to the bottom of the cabinet body and a plurality of snake-shaped flues which are arranged in the water tank and distributed in parallel at the same section, a cavity for containing water is formed between the inside of the water tank and a shell of the water tank by the snake-shaped flues, separating sheets are axially arranged in the snake-shaped flues and divide the snake-shaped flues into a first flue and a second flue, communicating pipes for communicating the snake-shaped flues are arranged among the snake-shaped flues, the rear ends of the snake-shaped flues are connected with a smoke exhaust pipe through a smoke collecting cover, the front ends of the snake-shaped flues are connected with a plurality of venturi air inlet pipes through connecting pieces, and the smoke exhaust pipe is attached to the rear part of the cabinet body; the water tank is connected with a water inlet tap through a water inlet valve, a water inlet pipe penetrating through a side plate of the cabinet body and the water inlet tap, a drain valve is arranged at the bottom of the water tank and is connected with a drain pipe through the drain valve, a first air outlet pipe extending into a closed cavity formed between a bottom plate of the inner container and a top plate of the water tank is further arranged at the top of the water tank, the auxiliary water tank is fixedly connected to the side wall of the water tank, the bottom of the auxiliary water tank and the water tank form a communicating vessel structure through a pipeline, a second air outlet pipe is arranged at the top of the auxiliary water tank, the height of the port of the second air outlet pipe is higher than that of the top plate of the water tank, and a floating ball liquid level switch and a water level probe for sensing the water level are arranged in the auxiliary water tank; the bottom of the cabinet body is provided with a combustion chamber, the Venturi air inlet pipe is arranged in the combustion chamber, the cast iron furnace ends are respectively and fixedly connected to the port parts of the Venturi air inlet pipes in the combustion chamber, the cast iron furnace ends are connected with the fuel gas inlet pipe through fuel gas valves, the combustion chamber is communicated with external air through an air valve and an air inlet pipe, and the side of each cast iron furnace end is fixedly connected with a thermocouple for sensing the flame temperature of the cast iron furnace end and an igniter for igniting the cast iron furnace end through a connecting piece in a bypassing mode; the floating ball liquid level switch, the water level probe and the thermocouple are electrically connected with the input end of the control processor, and the water inlet valve, the water discharge valve, the air valve, the gas valve and the igniter are electrically connected with the output end of the control processor.
Further, the smoke collecting hood is a rectangular hood, the smoke exhaust pipe is a hollow trapezoid pipe with the small end facing upwards, and air holes which are evenly distributed are formed in the top of the smoke exhaust pipe.
Furthermore, the outer edge of one side wall of the inner container extends and bends to form a step, the shape of the air outlet pipe is matched with the step and is fixedly connected to the inner side of the step, and the steam outlet faces the inner side of the side wall.
Furthermore, the intelligent gas steaming cabinet capable of timing and fixing temperature further comprises pressure control valves corresponding to the sub-cabinets, the pressure control valves are arranged at the steam outlet of the air outlet pipe, a pressure release valve is arranged at the top of the cabinet body, and the pressure control valves and the pressure release valve are both electrically connected with the output end of the control processor.
Further, a display controller and an alarm device are fixedly arranged on the cabinet body, a start switch, a stop switch and a touch screen are arranged on the display controller, the display controller is electrically connected with the input end of the control processor, and the alarm device is electrically connected with the output end of the control processor.
Furthermore, the alarm device adopts a buzzer and is integrated with the display controller.
Further, the venturi air inlet pipe is vertically bent upward along the axial direction thereof and the bent angle is 90 °.
Furthermore, the intelligent gas steaming cabinet capable of timing and fixing temperature further comprises a cabinet door, wherein a placing opening corresponding to the sub-cabinet is formed in a front door plate of the cabinet frame, and a sealing rubber strip is adhered to the edge of the placing opening; the lower end of the cabinet door is hinged with the box frame, the cabinet door is fixedly connected with a handle, and the cabinet door is covered on the placing opening through the handle and a locking piece fixedly connected to the front panel.
Furthermore, the intelligent gas steaming cabinet capable of timing and fixing temperature further comprises a ball handle switch, wherein the ball handle switch is arranged on one side of each cabinet door, one end of the ball handle switch is positioned on the outer side of the cabinet body, the other end of the ball handle switch extends to a position between the box frame and the inner container on the inner side of the cabinet body, and the end part of the ball handle switch is connected with a baffle plate for blocking a steam inlet.
The control system of the gas steaming cabinet provided by the intelligent gas steaming cabinet capable of timing and fixing temperature comprises a temperature sensor, a temperature sensor and a temperature controller, wherein the temperature sensor is used for sensing the temperature of each sub-cabinet in a cabinet body; the time timer is used for setting the working time of each sub-cabinet in the cabinet body; the pressure controller is used for discharging steam for each sub-cabinet in the control cabinet body and controlling the pressure in each sub-cabinet; the display controller is used for setting working parameters of each sub-cabinet in the cabinet body and displaying and controlling the working state of each sub-cabinet; the pressure release valve is used for controlling the air pressure in the cabinet body; the drain valve is used for draining and discharging sewage for the water tank and the auxiliary water tank; the water inlet valve is used for injecting water into the water tank and the auxiliary water tank; an air valve for supplying air for combustion to the cast iron burner; the gas valve is used for providing gas for combustion for the cast iron furnace end; the igniter is used for igniting the cast iron furnace end when in work; a thermocouple for monitoring a combustion temperature of the cast iron burner; a water level probe for monitoring a water level of the water tank; the floating ball liquid level switch is used for providing start-stop information for water filling work of the water tank; the air inlet valve is used for injecting steam into each sub cabinet in the cabinet body; the alarm device is used for sending out an alarm signal when the temperature of the cast iron furnace end is abnormal or the flame is extinguished; the control processor is used for receiving, processing and outputting the electric signals so as to control the gas steaming cabinet to operate; the display controller also comprises a start switch and a stop switch for controlling the start and stop of the gas steaming cabinet, and a touch screen for adjusting the working parameters; the control system of the gas steaming cabinet comprises the following control processes:
step S101, switching on a power supply, and putting articles to be steamed;
step S104, detecting whether the water level is normal, if yes, entering step S110, and if no, entering step S107;
s107, opening a water inlet valve, starting water injection from a water tank, closing the water inlet valve when the floating ball liquid level switch responds, and stopping water injection;
step S110, setting working parameters and starting clicking;
s113, opening an air valve, a gas valve, an air inlet valve and a pressure control valve, and igniting and burning the cast iron furnace head;
step S116, starting steaming by the gas steaming cabinet;
step S119, the waiting timer responds or triggers a stop switch;
s122, closing the air inlet valve, the gas valve and the air valve, opening the pressure relief valve, and stopping the operation of the gas steaming cabinet;
and step S125, turning off the power supply and taking out the article.
Further, the process between step S116 and step S119 further includes step S117 of monitoring whether the combustion temperature is normal, if the monitoring result is yes, the process proceeds to step S119, if the monitoring result is no, the alarm device and the pressure release valve are started, and the air inlet valve, the gas valve and the air valve are closed at the same time, so as to check whether the furnace end temperature is too high, if yes, the process proceeds to step S125, and if no, the process proceeds to step S110; the process between step S116 and step S119 further includes step S118 of monitoring whether the water level is normal, if the monitoring result is yes, the process proceeds to step S119, and if the monitoring result is no, the process proceeds to step S107, and then the process proceeds to step S119.
Compared with the prior art, the invention has the following beneficial effects: the gas venturi furnace end comprises the bent venturi gas inlet pipe, the space of the cabinet body can be saved while the gas inlet efficiency is increased, and during steaming operation, steam generated by the steam generator enters the gas inlet pipe from a closed cavity formed by the liner bottom plate and the steam generator, enters each sub-cabinet through the through hole, the steam inlet and the gas inlet valve, and is discharged from the steam outlet of the gas outlet pipe and the ventilation port at the top of the gas outlet pipe; the temperature sensors can monitor the temperature in each sub-cabinet in real time, when the steaming temperature is preset in advance before steaming, the temperature sensors can transmit the temperature information of each sub-cabinet to the control processor, the time timer is used for timing steaming, and when the steaming time is preset and reaches the preset time, the time timer transmits the time information to the control processor; snakelike flue is used for receiving the flue gas that the gas burning produced, thereby the flue gas gets into behind the snakelike flue and discharges fume the pipe and carry out the heat exchange with the water tank, wherein, being provided with of first flue, second flue and communicating pipe does benefit to increase heat exchange area, increases when heat exchange, promotes the thermal efficiency of gas, and can make being heated of water tank more even. The smoke exhaust pipe is connected to the rear portion of the cabinet body in a clinging mode, heating of each sub-cabinet is facilitated during smoke exhaust, residual heat energy of smoke is effectively utilized, and heat efficiency of the steam cabinet is further improved. The arrangement of the drain pipe and the drain valve facilitates the cleaning of accumulated scale at the bottom of the water tank. The expansion tank and the water tank form a communicating vessel, a water level probe and a floating ball liquid level switch which are arranged in the expansion tank are beneficial to monitoring the water level of the water tank, when the water tank is filled with water and reaches a preset water level or the water level is too low, the floating ball liquid level switch can transmit a water level signal to a control processor, and meanwhile, the water level probe can also monitor the water level in real time, so that the dual protection effect is achieved. The cabinet body has the dry burning prevention function and the gas cut-off protection function due to the arrangement of the thermocouple, when the combustion temperature is overhigh due to water shortage of the water tank or blockage of the flue, the thermocouple transmits a temperature signal to the control processor, the control processor outputs a closing signal to the gas valve and the air valve to close the gas valve and the air valve to stop burning, and when the combustion temperature is overhigh or flame is accidently extinguished, the thermocouple transmits the temperature signal to the control processor, the control processor controls the gas valve and the air valve to close to stop supplying gas, so that the safety of the steam cabinet in the embodiment is improved; the pressure control valve is arranged for discharging steam, and can effectively control the steam pressure in each sub-cabinet, when the steam cabinet in the embodiment is used in a low-pressure area or needs high-pressure steaming, the pressure control valve can control the air pressure in the sub-cabinet to increase the air pressure, and when the steaming is finished, the air pressure in the sub-cabinet is controlled to be recovered to a normal pressure state, and the pressure relief valve can effectively relieve the pressure when the pressure in the steam cabinet is too high, so that the safety of the steam cabinet is improved; through the touch screen, the working temperature, time and pressure of each sub-cabinet can be set, and the working state and alarm information of each sub-cabinet can be visually seen.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view showing the structure of example 1 of the present invention;
fig. 2 is a perspective view of the internal structure of the rear part of embodiment 1 of the present invention;
FIG. 3 is a perspective view (one) showing the internal structure of the front part in embodiment 1 of the present invention;
FIG. 4 is a perspective view (II) showing the internal structure of the front part in embodiment 1 of the present invention;
FIG. 5 is a perspective view (III) showing the internal structure of the front part in embodiment 1 of the present invention
Fig. 6 is a structural perspective view of a steam generator according to embodiment 1 of the present invention;
FIG. 7 is a perspective view showing the structure of the serpentine shaped flue, the cast iron burner and the venturi inlet tube in example 1 of the present invention;
FIG. 8 is a perspective view showing the internal structure of a serpentine flue according to example 1 of the present invention;
fig. 9 is a schematic block diagram of the structure of a control system according to embodiment 1 of the present invention;
fig. 10 is a block flow diagram of a control system according to embodiment 1 of the present invention.
In the figure: 1. the smoke exhaust pipe comprises a smoke exhaust pipe body, a handle body, a ball handle switch body, a cabinet body, a display controller, a smoke exhaust pipe body, a cabinet body, a display controller, a cabinet frame, a display controller, a display controller, a display.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1.
Referring to fig. 1 to 10, the intelligent gas steam cabinet capable of timing and fixing temperature in the embodiment of the invention comprises a cabinet body 4, wherein the cabinet body 4 comprises a rectangular box frame 7 positioned at the periphery of the cabinet body 4, a steam generator 11 arranged at the bottom of the cabinet body 4, and a rectangular inner container 8 connected in the box frame 7, the steam generator 11 comprises a heat exchanger, the heat exchanger is connected with three gas venturi furnace ends, the gas venturi furnace ends comprise bent venturi air inlet pipes 12, the venturi air inlet pipes 12 are vertically bent upwards along the axial direction, the bending angle is 90 degrees, the inner container 8 is welded and connected with three laminates 81 welded and connected with a front panel of the box frame 7, three sub-cabinets are formed by the laminates 81 and the front panel, air inlet pipes 14 are installed between the box frame 7 and the inner container 8, two side walls of the air inlet pipes 14 are respectively attached to the inner container 8 and the box frame 7, and the bottom of the air inlet pipes extend to the bottom plate of the inner container 8 and the steam generator In a closed cavity formed by the generator 11, three sub-cabinets are provided with steam inlets on the side wall close to the air inlet pipe 14, the air inlet pipe 14 is provided with three through holes corresponding to the steam inlets respectively, the top and the bottom of the air inlet pipe are provided with ventilating ports, the inner side of one side wall of the inner container 8 is fixedly connected with an air outlet pipe 6, the air outlet pipe 6 is provided with three steam outlets corresponding to the sub-cabinets respectively, the top of the air outlet pipe 6 is provided with ventilating ports, the ventilating ports at the top of the air outlet pipe 6 are a group of strip-shaped air holes, the top of the air outlet pipe 6 extends to the top of the inner container 8 and is exposed out of the top of the inner container 8, each sub-cabinet is internally provided with a temperature sensor for monitoring the temperature in the corresponding sub-cabinet in real time, a time timer for controlling the working time of the corresponding sub-cabinet and an air inlet valve correspondingly connected at the steam inlets, and each sub-cabinet is also provided with a commodity shelf 10, still fixedly connected with control processor on the cabinet body 4, temperature sensor and time timer are connected with control processor's input electricity respectively, admission valve is connected with control processor's output electricity respectively. In this embodiment, the gas venturi furnace head is a natural wind structure, and does not need to use a blower, and includes a curved venturi air inlet pipe 12, the venturi air inlet pipe 12 is a curved 90-degree structure, and the flue gas generated after the fuel gas and air entering the venturi air inlet pipe 12 are ignited by the flame of the cast iron furnace head 15 enters the heat exchanger, which helps to increase the air inlet efficiency and save the space of the cabinet body 4 at the same time. The temperature sensor can monitor the temperature in each sub-cabinet in real time, when the steaming temperature is preset in advance before steaming, the temperature sensor can transmit the temperature information of each sub-cabinet to the control processor, the time timer is used for timing steaming, and when the steaming time is preset and reaches the preset time, the time timer transmits the time information to the control processor.
The steam generator 11 in the embodiment of the invention comprises a heat exchanger, an auxiliary water tank 112 and a cast iron furnace head 15, wherein the heat exchanger comprises a water tank 111 fixedly connected to the bottom of a cabinet body 4 and three serpentine flues 113 which are arranged in the water tank 111 and are distributed in parallel with the same cross section, the serpentine flues 113 form a cavity for containing water between the inside of the water tank 111 and the shell of the water tank 111, partition sheets 1133 are axially arranged in the serpentine flues 113, the partition sheets 1133 divide the serpentine flues 113 into a first flue 1131 and a second flue 1132, communicating pipes for communicating the serpentine flues 113 are arranged among the serpentine flues 113, the rear ends of the serpentine flues 113 are connected with a smoke exhaust pipe 1 through a smoke collecting hood 13, the front ends of the serpentine flues are connected with the three gas venturi furnace heads through connecting pieces, and the smoke exhaust pipe 1 is attached to the rear part of the cabinet body 4; the water tank 111 is connected with a water inlet tap through a water inlet valve and a water inlet pipe penetrating through a side plate of the cabinet body 4, the bottom of the water tank 111 is provided with a drain valve and is connected with a drain pipe through the drain valve, the top of the water tank 111 is also provided with a first air outlet pipe 1111 extending into a closed cavity formed between a bottom plate of the inner container 8 and a top plate of the water tank 111, the auxiliary water tank 112 is fixedly connected to the side wall of the water tank 111, the bottom of the auxiliary water tank 112 forms a communicating vessel structure with the water tank 111 through a pipeline, the top of the auxiliary water tank 112 is provided with a second air outlet pipe 1121, the height of the port of the second air outlet pipe 1121 is higher than that of the top plate of the water tank 111, and a floating ball liquid level switch and a water level probe for sensing a water level are arranged in the auxiliary water tank 112; the bottom of the cabinet body 4 is provided with a combustion chamber, the gas venturi furnace end is arranged in the combustion chamber, the cast iron furnace ends 15 are respectively and fixedly connected to the port of the venturi air inlet pipe 12 in the combustion chamber, the cast iron furnace ends 15 are connected with the gas inlet pipe 14 through gas valves, the combustion chamber is communicated with external air through an air valve and the air inlet pipe 14, and the side of the cast iron furnace ends 15 is fixedly connected with a thermocouple for sensing the flame temperature of the cast iron furnace ends 15 and an igniter for igniting the cast iron furnace ends 15 through connecting pieces in a bypassing manner; the floating ball liquid level switch, the water level probe and the thermocouple are electrically connected with the input end of the control processor, and the water inlet valve, the water discharge valve, the air valve, the gas valve and the igniter are electrically connected with the output end of the control processor. In this embodiment, the serpentine flue 113 is used for receiving the flue gas that the gas burning produced, and the flue gas passes through serpentine flue 113 and then gets into tub 1 of discharging fume and carry out the heat exchange with water tank 111, wherein, being provided with of first flue 1131, second flue 1132 and communicating pipe does benefit to increase heat exchange area, increases the thermal efficiency that heat exchange was long, promoted the gas, and can make being heated of water tank 111 more even. The smoke exhaust pipe 1 is connected to the rear part of the cabinet body 4 in a clinging mode, so that each sub-cabinet can be heated when smoke is exhausted, residual heat energy of smoke is effectively utilized, and the heat efficiency of the steam cabinet is further improved. The arrangement of the drain pipe and the drain valve facilitates the cleaning of the scale accumulated at the bottom of the water tank 111. The auxiliary water tank 112 and the water tank 111 form a communicating vessel, a water level probe and a floating ball liquid level switch which are arranged in the auxiliary water tank 112 are beneficial to monitoring the water level of the water tank 111, when the water tank 111 is filled with water and reaches a preset water level or the water level is too low, the floating ball liquid level switch can transmit a water level signal to a control processor, meanwhile, the water level probe can also monitor the water level in real time, and the dual-protection effect is achieved. The setting of thermocouple, make cabinet body 4 have prevented dry combustion method function and gas break protect function, when water tank 111 lacks water or the flue is obstructed and is leaded to the combustion temperature too high, the thermocouple transmits temperature signal to control processor, control processor outputs a shut-off signal and gives gas valve and air valve, make the two close, stop the burning, and when combustion temperature crosses lowly or flame accident extinguishes, the thermocouple transmits temperature signal to control processor, control processor control gas valve and air valve are closed, stop the air feed, the security of steaming cabinet in this embodiment has been promoted.
The smoke collecting hood 13 in the embodiment of the invention is a rectangular hood, the smoke exhaust pipe 1 is a hollow trapezoidal pipe with the small end facing upwards, and the top of the smoke exhaust pipe is provided with strip-shaped air holes which are uniformly distributed. The effect in bar gas pocket lies in can going from going in the quick leading-in air of exhaust high temperature air in the flue, and can disperse high temperature air and discharge, can effectually reduce the impulsive force of high temperature air when discharging from discharging fume 1, and then can effectively prevent the condition that the staff was scalded to high temperature air.
In the embodiment of the invention, the outer edge of one side wall of the inner container 8 extends outwards and is bent to form a step, the shape of the air outlet pipe 6 is matched with the step and is fixedly connected to the inner side of the step, and the steam outlet faces to the inner side of the side wall. The step in this embodiment outwards sets up, provides accommodation space for outlet duct 6, does not occupy the accommodation space who divides the cabinet simultaneously, has increaseed the effective utilization space who evaporates the cabinet, and makes things convenient for the top of outlet duct 6 to expose from inner bag 8, the exhaust steam of being convenient for.
The embodiment of the invention also comprises pressure control valves which are arranged corresponding to the sub-cabinets and are arranged at the steam outlet of the air outlet pipe 6, the top of the cabinet body 4 is provided with a pressure release valve, and the pressure control valves and the pressure release valves are both electrically connected with the output end of the control processor. The setting of pressure control valve is used for the exhaust steam on the one hand, can effectively control the steam pressure in each branch cabinet on the one hand, when the steaming cabinet of this embodiment uses in low atmospheric pressure area or when needing high pressure to steam, the pressure control valve can control branch cabinet internal gas pressure, makes atmospheric pressure rise, and when the steaming is finished, the control branch cabinet internal gas pressure resumes to the ordinary pressure state, and the setting of relief valve can carry out the pressure release effectively when the steaming cabinet internal pressure is too high, has promoted the security of steaming cabinet.
The cabinet body 4 in the embodiment of the invention is fixedly provided with a display controller 5 and an alarm device, the display controller 5 is provided with a start switch, a stop switch and a touch screen, the display controller 5 is electrically connected with the input end of the control processor, and the alarm device is electrically connected with the output end of the control processor. Specifically, the alarm device adopts a buzzer and is integrated with the display controller 5. Through the touch screen, the working temperature, time and pressure of each sub-cabinet can be set, and the working state and alarm information of each sub-cabinet can be visually seen.
The cabinet frame comprises a cabinet door, a front door plate of the cabinet frame 7 is provided with a placing opening corresponding to the sub-cabinet, and a sealing rubber strip is stuck to the edge of the placing opening; the lower end of the cabinet door is hinged with the box frame 7, the cabinet door is fixedly connected with a handle 2 and is covered on the placing opening through the handle 2 and a locking piece 9 fixedly connected on the front panel. The cabinet door is used for opening and closing the placing opening.
The gas steaming cabinet in the embodiment of the invention further comprises a ball handle switch 3, the ball handle switch 3 is arranged at one side of each cabinet door, one end of the ball handle switch 3 is positioned at the outer side of the cabinet body 4, the other end of the ball handle switch 3 extends to a position between the box frame 7 and the inner container 8 at the inner side of the cabinet body 4, and the end part of the ball handle switch is connected with a baffle plate for blocking a steam inlet.
The control system of the gas steaming cabinet provided by the intelligent gas steaming cabinet capable of timing and fixing the temperature in the embodiment of the invention comprises a temperature sensor, a temperature sensor and a temperature controller, wherein the temperature sensor is used for sensing the temperature of each sub-cabinet in the cabinet body 4; a time timer for setting the working time of each sub-cabinet in the cabinet body 4; a pressure controller for controlling the pressure in each sub-cabinet 4 while discharging steam for each sub-cabinet; the display controller 5 is used for setting working parameters of each sub-cabinet in the cabinet body 4 and displaying and controlling the working state of each sub-cabinet; a pressure relief valve for controlling the air pressure inside the cabinet 4; a drain valve for draining the water tank 111 and the sub-tank 112; a water inlet valve for filling the water tank 111 and the subtank 112; an air valve for supplying air for combustion to the cast iron burner 15; a gas valve for supplying gas for combustion to the cast iron burner 15; an igniter for igniting the cast iron jamb 15 during operation; a thermocouple for monitoring the combustion temperature of the cast iron burner 15; a water level probe for monitoring the water level of the water tank 111; the float ball liquid level switch is used for providing start-stop information for water filling work of the water tank 111; an air inlet valve for injecting steam into each sub-cabinet in the cabinet body 4; the alarm device is used for sending out an alarm signal when the temperature of the cast iron furnace end 15 is abnormal or the flame is extinguished; the control processor is used for receiving, processing and outputting the electric signals so as to control the gas steaming cabinet to operate; the display controller 5 further comprises a start switch and a stop switch for controlling the start and stop of the gas steaming cabinet, and a touch screen for adjusting the working parameters; the control system of the gas steaming cabinet comprises the following control processes:
step S1, switching on a power supply, and putting articles to be steamed;
step S4, detecting whether the water level is normal, if yes, entering step S10, and if no, entering step S7;
step S7, opening a water inlet valve, starting water injection from the water tank 111, closing the water inlet valve when the float level switch responds, and stopping water injection;
step S10, setting working parameters and starting clicking;
step S13, opening an air valve, a gas valve, an air inlet valve and a pressure control valve, and igniting and burning the cast iron furnace end 15;
step S16, the gas steaming cabinet starts steaming;
step S19, waiting for the timer to respond or trigger the stop switch;
step S22, closing the air inlet valve, the gas valve and the air valve, opening the pressure relief valve and stopping the operation of the gas steaming cabinet;
and step S25, turning off the power supply and taking out the article.
The process between the step S16 and the step S19 further includes a step S17 of monitoring whether the combustion temperature is normal, if the monitoring result is yes, the process proceeds to the step S19, if the monitoring result is no, the alarm device and the pressure release valve are started, the air inlet valve, the gas valve and the air valve are closed at the same time, and then whether the furnace end temperature is too high is checked, if yes, the process proceeds to the step S25, and if no, the process proceeds to the step S10.
The process between the step S16 and the step S19 further includes a step S18 of monitoring whether the water level is normal, and the process proceeds to the step S19 if the monitoring result is yes, and the process proceeds to the step S7 and then proceeds to the step S19 if the monitoring result is no.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a can regularly decide intelligent gas of temperature and evaporate cabinet, a serial communication port, including the cabinet body (4), the cabinet body (4) is including being located cabinet body (4) outlying tank tower (7), dispose in steam generator (11) of the cabinet body (4) bottom to and connect inner bag (8) in tank tower (7), steam generator (11) include heat exchanger, heat exchanger is connected with one or more gas venturi furnace end, gas venturi furnace end is including crooked venturi intake pipe (12), inner bag (8) are connected with plywood (81) that a plurality of and the front panel of tank tower (7) are connected and pass through plywood (81) with the front panel forms a plurality of branch cabinets, tank tower (7) with install intake pipe (14) between inner bag (8), the both sides wall of intake pipe (14) respectively with inner bag (8) with tank tower (7) hug closely and its bottom extends to inner bag (8) bottom plate and steam generation and takes place In a closed cavity formed by the device (11), a plurality of sub-cabinets are provided with steam inlets on the side wall close to the air inlet pipe (14), the air inlet pipe (14) is provided with a plurality of through holes respectively corresponding to the steam inlets, the top and the bottom of the air inlet pipe are provided with ventilating openings, the inner side of one side wall of the inner container (8) is fixedly connected with an air outlet pipe (6), the air outlet pipe (6) is provided with a plurality of steam outlets respectively corresponding to the sub-cabinets, the top of the air outlet pipe is provided with the ventilating openings, each sub-cabinet is internally provided with a temperature sensor for monitoring the temperature in the corresponding sub-cabinet in real time, a time timer for controlling the working time of the corresponding sub-cabinet and an air inlet valve correspondingly connected to the steam inlet, the cabinet body (4) is also fixedly connected with a control processor, and the temperature sensor and the time timer are respectively and electrically connected with the input end of the control processor, and the air inlet valves are respectively and electrically connected with the output end of the control processor.
2. The intelligent gas steaming cabinet capable of timing and fixing temperature according to claim 1, wherein the steam generator (11) comprises a heat exchanger, an auxiliary water tank (112) and a cast iron furnace head (15);
the heat exchanger comprises a water tank (111) fixedly connected to the bottom of the cabinet body (4) and a plurality of snake-shaped flues (113) which are arranged in the water tank (111) and distributed in parallel with the same cross section, wherein the snake-shaped flues (113) form a cavity for containing water between the inside of the water tank (111) and a shell of the water tank (111), separating sheets (1133) are axially arranged in the snake-shaped flues (113), the snake-shaped flues (113) are separated into a first flue (1131) and a second flue (1132) by the separating sheets (1133), communicating pipes for communicating the snake-shaped flues with each other are arranged among the snake-shaped flues (113), the rear ends of the snake-shaped flues (113) are connected with the smoke exhaust pipe (1) through a smoke collecting hood (13), the front ends of the snake-shaped flues are connected with the venturi (12) through connecting pieces, and the smoke exhaust pipe (1) is attached to the rear part of the cabinet body (4);
the water tank (111) is connected with a water inlet tap through a water inlet valve and a water inlet pipe penetrating through a side plate of the cabinet body (4), a drain valve is arranged at the bottom of the water tank (111) and is connected with a drain pipe through the drain valve, a first air outlet pipe (1111) extending into a closed cavity formed between a bottom plate of the inner container (8) and a top plate of the water tank (111) is further arranged at the top of the water tank (111), the auxiliary water tank (112) is fixedly connected to the side wall of the water tank (111) and is communicated with the water tank (111) through a pipeline at the bottom of the auxiliary water tank (112), a second air outlet pipe (1121) is arranged at the top of the auxiliary water tank (112), the height of a port of the second air outlet pipe (1121) is higher than that of the top plate of the water tank (111), and a floating ball liquid level switch and a water level probe for sensing water level are arranged in the auxiliary water tank (112);
the bottom of the cabinet body (4) is provided with a combustion chamber, the Venturi air inlet pipe (12) is arranged in the combustion chamber, the cast iron furnace ends (15) are respectively and fixedly connected to the port parts of the Venturi air inlet pipe (12) in the combustion chamber, the cast iron furnace ends (15) are connected with the gas inlet pipe (14) through gas valves, the combustion chamber is communicated with external air through an air valve and the air inlet pipe (14), and a thermocouple for sensing the flame temperature of the cast iron furnace ends (15) and an igniter for igniting the cast iron furnace ends (15) are fixedly connected to the side of the cast iron furnace ends (15) in a bypass mode through connecting pieces;
the floating ball liquid level switch, the water level probe and the thermocouple are electrically connected with the input end of the control processor, and the water inlet valve, the water discharge valve, the air valve, the gas valve and the igniter are electrically connected with the output end of the control processor.
3. The intelligent gas steaming cabinet capable of timing and fixing the temperature according to claim 2, wherein the smoke collecting hood (13) is a rectangular hood, the smoke exhaust pipe (1) is a hollow trapezoid pipe with the small end facing upwards, and the top of the smoke exhaust pipe is provided with uniformly distributed air holes.
4. The intelligent gas steaming cabinet capable of timing and fixing the temperature according to claim 1, wherein the outer edge of one side wall of the inner container (8) extends and bends to form a step, the shape of the gas outlet pipe (6) is matched with the step and is fixedly connected to the inner side of the step, and the steam outlet faces to the inner side of the side wall.
5. The intelligent gas steaming cabinet capable of timing and fixing temperature according to claim 1, further comprising pressure control valves corresponding to the respective sub-cabinets, the pressure control valves are arranged at steam outlets of the air outlet pipe (6), a pressure release valve is arranged at the top of the cabinet body (4), and the pressure control valves and the pressure release valve are electrically connected with an output end of the control processor.
6. The intelligent gas steaming cabinet capable of timing and fixing temperature according to claim 1, wherein a display controller (5) and an alarm device are fixedly arranged on the cabinet body (4), a start switch, a stop switch and a touch screen are arranged on the display controller (5), the display controller (5) is electrically connected with an input end of the control processor, and the alarm device is electrically connected with an output end of the control processor.
7. The intelligent gas steaming cabinet capable of timing and fixing temperature according to claim 1, wherein the venturi inlet pipe (12) is bent vertically upwards along the axial direction thereof and the bending angle is 90 degrees.
8. The intelligent gas steaming cabinet capable of timing and fixing temperature according to claim 1, further comprising a cabinet door, wherein a placing opening corresponding to the branch cabinet is formed in a front door plate of the cabinet frame (7), and a sealing rubber strip is adhered to the edge of the placing opening; the lower end of the cabinet door is hinged with the box frame (7), and the cabinet door is fixedly connected with a handle (2) and is covered on the placing opening through the handle (2) and a locking piece (9) fixedly connected to the front panel.
9. A control system of a gas steaming cabinet is characterized by comprising
The temperature sensor is used for sensing the temperature of each sub-cabinet in the cabinet body (4);
the time timer is used for setting the working time of each sub-cabinet in the cabinet body (4);
the pressure controller is used for controlling the steam exhausted from each sub-cabinet in the cabinet body (4) and controlling the pressure in each sub-cabinet at the same time;
the display controller (5) is used for setting working parameters of each sub-cabinet in the cabinet body (4) and displaying and controlling the working state of each sub-cabinet;
the pressure release valve is used for controlling the air pressure in the cabinet body (4);
a drain valve for draining the water tank (111) and the sub-tank (112);
a water inlet valve for filling the water tank (111) and the sub-tank (112);
an air valve for supplying air for combustion to the cast iron burner (15);
a gas valve for supplying gas for combustion to the cast iron burner (15);
an igniter for igniting the cast iron jamb (15) during operation;
a thermocouple for monitoring the combustion temperature of the cast iron burner (15);
a water level probe for monitoring a water level of the water tank (111);
the float ball liquid level switch is used for providing start-stop information for water injection work of the water tank (111);
the air inlet valve is used for injecting steam into each sub-cabinet in the cabinet body (4);
the alarm device is used for sending out an alarm signal when the temperature of the cast iron furnace end (15) is abnormal or the flame is extinguished;
the control processor is used for receiving, processing and outputting the electric signals so as to control the gas steaming cabinet to operate; the display controller (5) further comprises a start switch and a stop switch for controlling the start and stop of the gas steaming cabinet, and a touch screen for adjusting the working parameters;
the control system of the gas steaming cabinet comprises the following control processes:
step S101, switching on a power supply, and putting articles to be steamed;
step S104, detecting whether the water level is normal, if yes, entering step S110, and if no, entering step S107;
s107, opening a water inlet valve, starting water injection from a water tank (111), closing the water inlet valve when the floating ball liquid level switch responds, and stopping water injection;
step S110, setting working parameters and starting clicking;
s113, opening an air valve, a gas valve, an air inlet valve and a pressure control valve, and igniting and burning the cast iron furnace end (15);
step S116, starting steaming by the gas steaming cabinet;
step S119, the waiting timer responds or triggers a stop switch;
s122, closing the air inlet valve, the gas valve and the air valve, opening the pressure relief valve, and stopping the operation of the gas steaming cabinet;
and step S125, turning off the power supply and taking out the article.
10. The control system of the gas steaming cabinet according to claim 9, wherein the process between the step S116 and the step S119 further includes a step S117 of monitoring whether the combustion temperature is normal, if the monitoring result is yes, the step S119 is performed, if the monitoring result is no, the alarm device and the pressure release valve are started, the air inlet valve, the gas valve and the air valve are simultaneously closed, and then whether the furnace end temperature is too high is checked, if yes, the step S125 is performed, and if no, the step S110 is performed; the process between step S116 and step S119 further includes step S118 of monitoring whether the water level is normal, if the monitoring result is yes, the process proceeds to step S119, and if the monitoring result is no, the process proceeds to step S107, and then the process proceeds to step S119.
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| CN202111057420.XA CN113768357A (en) | 2021-09-09 | 2021-09-09 | Intelligent gas steaming cabinet capable of timing and fixing temperature and control system of gas steaming cabinet |
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| CN202111057420.XA CN113768357A (en) | 2021-09-09 | 2021-09-09 | Intelligent gas steaming cabinet capable of timing and fixing temperature and control system of gas steaming cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114176387A (en) * | 2021-12-14 | 2022-03-15 | 孙秀 | Energy-saving gas steam box |
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| CN216602459U (en) * | 2021-09-09 | 2022-05-27 | 嘉善德海厨房设备有限公司 | Intelligent gas steaming cabinet capable of timing and fixing temperature |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114176387A (en) * | 2021-12-14 | 2022-03-15 | 孙秀 | Energy-saving gas steam box |
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