CN220916558U - Firewood zongzi cooking box capable of improving heat utilization rate and combustion efficiency - Google Patents

Abstract

The utility model discloses a firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency, and relates to the technical field of rice dumpling production and processing equipment, comprising a cooking pot, a combustion furnace, a water storage jacket, a steam pipe and a pressure relief pipe, wherein the water storage jacket is provided with a water storage cavity, a heat insulation coaming, a bottom sleeve plate, a water inlet pipe and a water outlet pipe; according to the utility model, the heat conducted by the hearth wall is utilized to heat the water in the water storage sleeve to generate steam, so that the steam is conveyed to the hearth to promote the combustion of firewood, the density of firewood ash particles is increased by the steam, the dust carrying amount of firewood and smoke is greatly reduced, and the waste gas pollution can be effectively reduced; when the steam pressure is overlarge and exceeds the preset value of the safety relief valve, the safety relief valve automatically relieves pressure and conveys the pressure-relieved steam into the digester, so that the steam utilization rate is improved, the heat loss is reduced, and the heat utilization rate and the combustion efficiency are improved.

Description

Firewood zongzi cooking box capable of improving heat utilization rate and combustion efficiency

Technical Field

The utility model relates to the technical field of rice dumpling production and processing equipment, in particular to a firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency.

Background

The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The custom of the midday festival is a lot, and the rice dumplings are eaten as an important content, so that the households cannot eat the rice dumplings. The zongzi is in production and processing process, often needs to heat or cook the zongzi. The cooking process refers to the process of rice dumplings by means of steaming, boiling and the like, so that the harm of pathogenic microorganisms is eliminated, and the rice dumplings are a recognized healthy cooking mode. In vast rural areas, many rice dumplings steamed by using firewood exist anyway, and some people consider that the rice dumplings are more charm only by the firewood steaming, but the rice dumplings steamed by using the firewood, namely the firewood rice dumplings, are even non-material cultural heritage in some areas, such as 'straw ash water rice dumplings manual making skills' are selected Guiyang to represent the directory, 'Gu Laofu to be the firewood rice dumplings making skills' are also selected to represent the directory of the non-genetic culture of the crane mountain, and the like, and the firewood rice dumplings are made, and some merchants use the firewood rice dumplings steaming boxes to steam the rice dumplings.

The existing traditional firewood rice dumpling cooking box has the following problems that the firewood is combusted in a combustion furnace, and in the combustion process of the firewood, the firewood is insufficient in combustion, so that a large amount of smoke dust can be generated, air is polluted, and on the other hand, the combustion efficiency of the firewood is affected, so that the firewood is insufficient in combustion, and the firewood is wasted; the firewood burns to generate heat, and then the heat is conducted to the hearth wall, and the hearth wall conducts the heat to the surrounding air, so that heat dissipation waste is caused.

Meanwhile, in order to promote firewood combustion and heat energy release during firewood combustion, a fan is additionally arranged at the bottom of the combustion furnace, under the condition that a combustion object is ignited, the fan is driven to work by supplying power through a power supply, air is conveyed by the fan to enter a hearth of the combustion furnace, enough oxygen is provided for firewood combustion, combustion and heat energy release of firewood are accelerated, but dust generated by firewood combustion passes through the bottom of the combustion furnace and then passes through the fan and then is adhered to internal components of the fan, equipment damage is caused, and the cost of fan and fan electric energy is increased. Therefore, it is very necessary to develop a cooking box capable of combining with firewood rice dumplings so as to improve the firewood combustion efficiency without using a fan and effectively utilize the heat conducted to the hearth wall; therefore, the use of a fan can be omitted, the introduction of energy such as electric energy is reduced, the combustion efficiency can be improved, and the heat dissipation waste is reduced.

In order to solve the above problems, a firewood rice dumpling cooking box capable of improving the firewood combustion efficiency, effectively utilizing the heat conducted to the hearth wall, reducing the heat dissipation waste and promoting the firewood combustion without using a fan is needed, and therefore, the firewood rice dumpling cooking box capable of improving the heat utilization rate and the combustion efficiency is designed.

Disclosure of utility model

This section is intended to outline some aspects of the technical solution of the present utility model and to briefly introduce some advantageous effects. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

(One) solving the technical problems

The utility model aims to solve the problems in the background technology, make up the defects in the prior art, and solve the technical problems that: some traditional firewood rice dumpling cooking boxes burn firewood in a combustion furnace, and in the combustion process of the firewood, the firewood is not fully combusted, so that a large amount of smoke dust and polluted air can be generated on one hand, and on the other hand, the combustion efficiency of the firewood is affected, so that the firewood is not fully combusted, and the firewood is wasted; the firewood burns to generate heat, so that the heat is conducted to the hearth wall, and the hearth wall conducts the heat to the surrounding air, so that heat dissipation waste is caused; meanwhile, a fan is additionally arranged at the bottom of the combustion furnace, the fan is driven to work through power supply, air is conveyed by the fan to enter a hearth of the combustion furnace, enough oxygen is provided for firewood combustion, combustion and heat energy release of the firewood are accelerated, dust generated by the firewood combustion can pass through the bottom of the combustion furnace and then pass through the fan, and then adhere to internal components of the fan to cause equipment damage, so that the production cost is increased, the production efficiency is reduced, and therefore, the firewood rice dumpling cooking box capable of improving the heat utilization rate and the combustion efficiency is required to be provided, the firewood combustion efficiency can be improved, heat conducted to the hearth wall is effectively utilized, heat dissipation waste is reduced, and the firewood combustion can be promoted without using the fan.

(II) technical scheme

The technical problems to be solved by the utility model are realized by adopting the following technical scheme:

The utility model provides an improve heat utilization and combustion efficiency's firewood zongzi steam ager, includes digester, burning furnace, water storage jacket, steam pipe, pressure release pipe, the digester sets up in the burning furnace top, with pressure release pipe fixed connection;

The combustion furnace is provided with a furnace chamber and a furnace shell, the furnace chamber is provided with a furnace chamber outer wall, and the combustion furnace is fixedly connected with the water storage sleeve and the steam pipe;

The water storage sleeve is provided with a water storage cavity, a heat insulation coaming, a bottom sleeve plate, a water inlet pipe and a water outlet pipe, wherein the digester, the outer wall of the hearth, the water storage cavity, the heat insulation coaming and the bottom sleeve plate form a sealed space, the water inlet pipe is higher than the water outlet pipe, and the water storage sleeve is fixedly connected with the steam pipe;

The steam pipe is provided with a steam valve, a steam pressure gauge and a steam nozzle, one end of the steam pipe is connected with the top of the water storage sleeve, the middle of the steam pipe is connected with the pressure relief pipe, and the other end of the steam pipe is connected with the hearth;

The pressure relief pipe is provided with a safety pressure relief valve, a one-way valve, a first steam receiving pipe and a second steam receiving pipe, one end of the safety pressure relief valve is connected with the steam pipe, and the other end of the safety pressure relief valve is connected with the first steam receiving pipe.

As a preferred example, the bottom of the hearth is provided with an ash receiving plate, the ash receiving plate is provided with a plurality of transverse bars, and an ash receiving box is placed below the ash receiving plate.

By adopting the scheme, gaps are formed between the transverse bars, so that the furnace dust can fall off conveniently.

As a preferable example, the heat-insulating coaming plate and the bottom sleeve plate are both provided with heat-insulating layers, the heat-insulating coaming plate is provided with a water level observation window, an air outlet and a water inlet, the water level observation window is arranged at the position of two thirds of the heat-insulating coaming plate, the water inlet pipe is fixedly communicated with the water inlet, the air outlet is fixedly connected with the steam pipe, the bottom sleeve plate is obliquely provided with a water outlet at the lowest position, and the water outlet pipe is fixedly communicated with the water outlet.

As a preferred example, the water inlet pipe penetrates through the furnace shell and the heat insulation coaming, the water outlet pipe penetrates through the furnace shell and the bottom sleeve plate, the water inlet pipe is provided with a water inlet switch, and the water outlet pipe is provided with a water outlet switch.

Through adopting above-mentioned scheme, can add when water, through the water level observation window observes the water level in the water storage cover avoids the water level too high, and steam area water is too much, influences equipment operating life.

As a preferred example, the steam spray heads are fixed on the ash receiving plate, the steam spray heads can be arranged singly or in a plurality, and when the steam spray heads are arranged singly, the steam spray heads are arranged on the center of the ash receiving plate; when a plurality of steam spray heads are arranged, the steam spray heads are evenly arranged along the circumference of the ash receiving plate.

By adopting the scheme, the water storage sleeve is heated to generate steam, and the steam is sprayed into the hearth through the steam pipe, so that the combustion of firewood is promoted, and more heat is generated.

As a preferred example, one end of the check valve is connected with the first steam receiving pipe, and the other end is connected with the second steam receiving pipe.

As a preferred example, the second steam receiving pipe enters along the inner wall of the cooking pot, is perpendicular to the bottom of the cooking pot and is parallel to the inner wall of the cooking pot, the tail end of the second steam receiving pipe is arranged at the top of the cooking pot and winds around the top of the cooking pot, and a plurality of steam outlet holes are formed in the second steam receiving pipe.

By adopting the scheme, steam is led in from the top of the cooking pot, and is discharged around the top of the cooking pot, so that the heat distribution is more uniform, and the rice dumplings in a plurality of areas are heated.

(III) beneficial effects

Compared with the prior art, the utility model has the following beneficial effects:

(1) According to the utility model, the heat conducted by the hearth wall is utilized to heat water to generate steam, so that the steam is conveyed to the hearth, the combustion of firewood is promoted, more heat is generated, and the heat utilization rate is improved.

(2) The safety relief valve is arranged, so that the steam pressure can be flexibly controlled in the steam cooking process, and the safety relief valve is arranged, when the steam pressure is overlarge and exceeds the preset value of the safety relief valve, the safety relief valve can automatically relieve pressure, and the safety of the firewood rice dumpling cooking box is ensured.

(3) The utility model also utilizes the steam released by the safety relief valve and conveys the released steam into the digester, thereby reducing the steam loss caused by the steam relief, improving the steam utilization rate and reducing the heat loss.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the structure of the furnace of the present utility model.

Fig. 3 is a schematic view of the construction of the ash receiving plate of the present utility model with a single steam nozzle and the ash receiving plate with a plurality of steam nozzles.

Fig. 4 is a schematic structural view of the water storage jacket of the present utility model.

Fig. 5 is a schematic view of the structure of the bottom deck of the present utility model.

Fig. 6 is a schematic structural view of the water inlet pipe of the present utility model.

Fig. 7 is a schematic structural view of the water outlet pipe of the present utility model.

Fig. 8 is a schematic view of a steam pipe of the present utility model.

FIG. 9 is a schematic view of a single vapor jet and multiple vapor jets of the present utility model.

Fig. 10 is a schematic view of a pressure relief tube of the present utility model.

FIG. 11 is a schematic top view of a second vapor receiving tube of the present utility model.

FIG. 12 is an enlarged partial schematic view of a second steam pipe according to the present utility model.

Reference numerals illustrate:

1. a digester;

2. A combustion furnace; 21. a furnace; 211. the outer wall of the hearth; 212. an ash receiving plate; 213. a cross bar; 22. a furnace shell;

3. A water storage jacket; 32. a water storage chamber; 33. a heat-insulating coaming; 331. a water level observation window; 332. an air outlet; 34. a bottom sleeve plate; 341. a water outlet; 35. a water inlet pipe; 351. a water inlet switch; 36. a water outlet pipe; 361. a water outlet switch;

4. a steam pipe; 41. a steam valve; 42. a steam pressure gauge; 43. a steam nozzle;

5. A pressure relief tube; 51. a safety relief valve; 52. a one-way valve; 53. a first steam receiving pipe; 54. a second steam receiving pipe; 541. a steam outlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "upper/lower", "inner", "outer", "front", "rear", "top", "bottom", "both ends", "one", "another", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," second, "" third, "" fourth, "" fifth, "and sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured/arranged," "coupled," "connected," and the like are to be construed broadly and include, for example, "connected," either fixedly, detachably, or integrally; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

At present, a lot of rice dumplings are steamed by using firewood, and some people consider that the rice dumplings are steamed by the firewood to have more charm, but the rice dumplings steamed by the firewood are also the firewood rice dumplings, even the non-material cultural heritage in some areas, and the traditional firewood rice dumplings are steamed in a steaming box, the firewood is burnt in a combustion furnace, and in the combustion process of the firewood, the firewood is not fully combusted, so that a large amount of smoke dust and polluted air are generated on one hand, and on the other hand, the combustion efficiency of the firewood is influenced, so that the firewood is not fully combusted, and the waste of the firewood is caused; the firewood burning produces heat, and then with heat conduction to furnace wall, the furnace wall is again with heat to the air conduction all around, cause the heat to scatter and disappear extravagant, and can add in the bottom of burning furnace and establish the fan, promote the firewood burning, heat energy release when accelerating the firewood burning, but the dust that firewood burning produced can pass through the bottom of burning furnace, and then the fan, and then the adhesion is on the fan internals, cause equipment damage, increased manufacturing cost like this, production efficiency has also been reduced, therefore need provide a firewood zongzi cooking case that improves heat utilization and combustion efficiency, can improve firewood combustion efficiency, effectively utilize the heat of conduction to furnace wall, reduce the heat to scatter and disappear extravagant, just can promote the firewood burning without the use fan.

Embodiment one.

The following description of the embodiments of the utility model is preferred with reference to fig. 1-12, and the features of the following examples and embodiments may be supplemented or combined with each other without conflict.

Referring to fig. 1-12, a firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency in the embodiment comprises a cooking pot 1, a combustion furnace 2, a water storage sleeve 3, a steam pipe 4 and a pressure relief pipe 5, wherein the cooking pot 1 is arranged at the top of the combustion furnace 2 and fixedly connected with the pressure relief pipe 5, the combustion furnace 2 is provided with a furnace chamber 21 and a furnace shell 22, the furnace chamber 21 is provided with a furnace chamber outer wall 211, the combustion furnace 2 is fixedly connected with the water storage sleeve 3 and the steam pipe 4, the combustion furnace 2 is provided with the furnace chamber 21 and the furnace shell 22, the furnace chamber 21 is provided with a furnace chamber outer wall 211, and the combustion furnace 2 is fixedly connected with the water storage sleeve 3 and the steam pipe 4.

The water storage jacket 3 is provided with a water storage cavity 32, a heat insulation surrounding plate 33, a bottom sleeve plate 34, a water inlet pipe 35 and a water outlet pipe 36, and the digester 1, the outer wall 211 of the hearth, the water storage cavity 32, the heat insulation surrounding plate 33 and the bottom sleeve plate 34 form a sealed space, the water inlet pipe 35 is higher than the water outlet pipe 36, and the water storage jacket 3 is fixedly connected with the steam pipe 4.

Further, the heat-insulating coaming 33 is provided with a heat-insulating layer, the bottom sleeve plate 34 is provided with a heat-insulating layer, the heat-insulating coaming 33 is provided with an air outlet 332, and the air outlet 332 is fixedly connected with the steam pipe 4.

In this embodiment, referring to fig. 4-7, the digester 1, the outer wall 211 of the hearth, the water storage cavity 32, the heat-insulating enclosing plate 33 and the bottom sleeve plate 34 form a sealed space, and the heat-insulating enclosing plate 33 and the bottom sleeve plate 34 are provided with heat-insulating layers, so that heat dissipation can be reduced, and the digester 1 and the outer wall 211 of the hearth are not provided with heat-insulating layers, so that heat generated by firewood combustion can be conducted to the digester 1 and the water storage cavity 32; the water inlet pipe 35 is higher than the water outlet pipe 36, and a certain water level difference exists between the water outlet and the water outlet, so that the water outlet is convenient.

Further, the water inlet pipe 35 penetrates through the furnace shell 22 and the heat insulation coaming 33, the water inlet pipe 35 is provided with a water inlet switch 351, the water outlet pipe 36 penetrates through the furnace shell 22 and the bottom sleeve plate 34, and the water outlet pipe 36 is provided with a water outlet switch 361.

In this embodiment, before cooking the rice dumplings, put into the cooking pot 1 with water and zongzi, twist on the water inlet switch 351, water gets into water storage chamber 32 through inlet tube 35, then observe the water level through water level observation window 331, rise to when being level with water level observation window 331, close the water inlet switch 351, start the firewood zongzi cooking case, firewood burns at furnace 21, the water in the water storage chamber 32 is heated, produces steam, and then carries steam to steam pipe 4.

Further, one end of the steam pipe 4 is connected with the top of the water storage sleeve 3, the middle is connected with the pressure relief pipe 5, and the other end is connected with the hearth 21.

In the embodiment, steam is sprayed into the hearth 21 through the steam pipe 4, high temperature is generated by firewood combustion in the hearth 21, oxidation-reduction reaction is carried out on the steam and carbon monoxide generated by combustion, hydrogen and carbon dioxide are generated, the steam also enables combustible matters of some firewood to be dissolved or be in a suspension state, so that the reaction is accelerated, and the sprayed steam also drives more air to enter the hearth 21, so that more oxygen participates in combustion; meanwhile, the density of the firewood ash particles is increased by the water vapor, the carrying dust amount of the firewood and the smoke is greatly reduced, the carbon monoxide content in the firewood and the smoke is sharply reduced by the reaction, the hydrogen cannot cause pollution, and the pollution of the firewood and the smoke waste gas can be effectively reduced; and when the steam pressure is too big, surpass the default, pressure release pipe 5 can open automatically and discharge the pressure release with steam, effectively improves the security of firewood zongzi cooking case.

Embodiment two.

Referring to fig. 1-12, in the present embodiment, compared with the first embodiment, the heat-insulating enclosure plate 33 is provided with a water level observation window 331 and an air outlet 332, the water level observation window 331 is disposed at a position two thirds higher than the heat-insulating enclosure plate 33, and the air outlet 332 is fixedly connected with the steam pipe 4.

In this embodiment, referring to fig. 4-7, the heat-insulating enclosing plate 33 is provided with a water level observation window 331, the water level cannot exceed the water level observation window 331, more space is provided above the water level, when water is heated and expanded and steam is generated, the steam is conveyed to the steam pipe 4 through the air outlet 332, so that excessive water carrying amount of the steam is avoided, the steam is condensed on the steam pipe, water is generated at the elbow of the steam pipe, vibration occurs, a small amount of salt in the water is brought into the steam pipe, the steam pipe is corroded for a long time to cause damage to the steam pipe, and particularly, the phenomenon of penetration can occur at the joint and the welded junction of the steam pipe, so that the reliability of the firewood rice dumpling cooking box is improved.

Further, an inclined water outlet 341 is disposed at the lowest position of the bottom sleeve plate 34, and the water outlet 36 is fixedly connected to the water outlet 341.

In this embodiment, referring to fig. 4-7, an inclined water outlet 341 is disposed at the lowest position of the bottom sleeve plate 34, the water outlet 36 is fixedly connected to the water outlet 341, the water outlet 341 is surrounded by water at the lowest position, steam does not leak out from the water outlet 341, when the firewood rice dumpling cooking box stops burning after the rice dumpling is cooked, if hot water is needed, the water outlet switch 361 is unscrewed, and hot water flows from the water outlet 341 disposed at the lowest position to the water outlet 36 and flows out; if the water storage chamber 32 is not used for a long time, water needs to be discharged from the water storage chamber, and the water outlet 341 is positioned at the lowest position, so that more water can be discharged.

Embodiment three.

Referring to fig. 1-12, in the present embodiment, compared with the first embodiment, referring to fig. 2, the bottom of the hearth 21 is provided with an ash receiving plate 212, and the ash receiving plate 212 is provided with a plurality of cross bars 213.

In this embodiment, an ash receiving box may be placed below the ash receiving plate 212, the ash receiving plate 212 and the ash receiving box are not sealed, air may enter the ash receiving plate 212 from above the ash receiving box, firewood burns in the hearth 21, smoke dust may be generated, part of smoke dust falls into the ash receiving plate 212 and falls into the ash receiving box through a gap between the cross bars 213, so that the ash receiving box is prevented from accumulating in the hearth and affecting combustion; air also enters the furnace 21 through the spaces between the rails 213 and oxygen in the air participates in combustion.

Example four.

Referring to fig. 1 to 12, the present embodiment provides a firewood rice dumpling cooking box for improving heat utilization and combustion efficiency, and in the present embodiment, compared with the first embodiment, referring to fig. 3, 8 and 9, a steam valve 41, a steam pressure gauge 42 and a steam nozzle 43 are provided on a steam pipe 4.

In the embodiment, the firewood rice dumpling cooking box for improving the heat utilization rate and the combustion efficiency can intuitively observe the steam pressure through the steam pressure gauge 42, and measures can be taken to treat in time when the steam pressure is found to be too high and the pressure relief pipe 5 does not relieve pressure; and the steam valve 41 can control the steam delivery, can be closed when the steam is not needed, and adjusts the steam injection quantity to regulate flame combustion.

Further, referring to fig. 3 and 9, the steam nozzle 43 is fixed on the ash receiving plate 212, and the steam nozzle 43 may be provided singly or in plurality, and when singly provided, the steam nozzle 43 is arranged on the center of the ash receiving plate 212; when a plurality of steam spray nozzles 43 are provided, they are equally disposed along the circumference of the ash receiving plate 212.

In this embodiment, when the cooking capacity of the firewood rice dumpling cooking box is larger, the hearth 21 is larger, the area of the ash receiving plate 212 is wider, a plurality of steam spray heads 43 can be arranged to increase the steam area, the steam and carbon monoxide generated by combustion perform oxidation-reduction reaction in a larger range to generate hydrogen and carbon dioxide, and the steam dissolves or suspends the combustible matters of some firewood in a larger range, so that the reaction is accelerated; meanwhile, the density of the firewood ash particles is increased in a larger range by the water vapor, the carrying amount of the firewood ash is greatly reduced, the content of carbon monoxide in the firewood ash is sharply reduced by the reaction, and the pollution of the firewood ash and the waste gas can be effectively reduced.

Example five.

Referring to fig. 1-12, in the present embodiment, compared with the first embodiment, referring to fig. 10-12, the pressure release pipe 5 is provided with a safety pressure release valve 51, a check valve 52, a first steam receiving pipe 53 and a second steam receiving pipe 54, one end of the safety pressure release valve 51 is connected with the steam pipe 4, and the other end is connected with the first steam receiving pipe 53.

Further, one end of the safety relief valve 51 is connected to the steam pipe 4, and the other end is connected to the first steam receiving pipe 53.

In this embodiment, when the steam pressure is too high and exceeds the preset value of the safety relief valve 51, the safety relief valve 51 will automatically open to discharge steam to the first steam receiving pipe 53, so as to ensure the safety of the firewood rice dumpling cooking box.

Further, one end of the check valve 52 is connected to the first steam receiving pipe 53, and the other end is connected to the second steam receiving pipe 54.

In this embodiment, the check valve 52 prevents steam from flowing backwards from the cooking pot 1, steam is generated due to heating in the cooking pot 1, and a certain steam pressure exists, when the steam pressure of the steam pipe 4 does not reach the preset value of the safety relief valve 51, the first steam receiving pipe 53 has no steam, so that the pressure is low, and steam in the cooking pot 1 is prevented from flowing backwards to the relief pipe 5.

Further, the second steam receiving pipe 54 enters along the inner wall of the cooking pot 1, is perpendicular to the bottom of the cooking pot 1, is parallel to the inner wall of the cooking pot 1, is arranged at the top of the cooking pot 1 at the tail end, and is provided with a plurality of steam outlet holes 541 around the top of the cooking pot 1.

In this embodiment, when the steam pressure is too high and exceeds the preset value of the safety relief valve 51, the safety relief valve 51 will automatically open to discharge steam to the first steam receiving pipe 53, and then flow to the second steam receiving pipe 54 through the one-way valve 52, and further into the cooking pot 1 to cook the rice dumplings in the cooking pot 1, thereby reducing the steam loss caused by the steam relief, improving the steam utilization rate and avoiding the waste of heat loss.

In this embodiment, the second steam receiving pipe 54 is in the same temperature as the steam cooker 1 in the steam cooker 1, and the steam temperature is kept unchanged when the steam flows through the second steam receiving pipe 54; steam is led in from the bottom of the digester 1, and steam is discharged from the top of the digester 1, so that water in the digester 1 is prevented from entering the second steam receiving pipe 54, heat distribution is more uniform, and the rice dumplings in a plurality of areas are heated.

Through the technical personnel in the present application, some devices, such as the heat insulation coaming 33, the bottom sleeve plate 34 and the like, are fixed at corresponding positions through welding, and the proper size and the proper dimension should be selected according to practical situations so as to meet the assembly requirements, specific connection and control sequence, and the welding is completed by referring to the following working principles in the sequence of installation among the devices, the detailed connection means are known in the art, the following working principles and the process are mainly introduced, and the assembly and welding process are not described any more.

The implementation principle of the firewood rice dumpling cooking box for improving the heat utilization rate and the combustion efficiency is as follows:

Before the rice dumplings are steamed by using firewood, water and the rice dumplings are put into the steaming and boiling pot 1, the water inlet switch 351 is unscrewed, the water enters the water storage cavity 32 through the water inlet pipe 35, then the water level is observed through the water level observation window 331, the water inlet switch 351 is closed when the water level rises to be level with the water level observation window 331, the firewood rice dumplings steaming and boiling box is started, firewood burns in the hearth 21, the water in the water storage cavity 32 is heated to generate steam, and the steam is conveyed to the steam pipe 4.

Steam is sprayed into the hearth 21 through the steam pipe 4, firewood in the hearth 21 is combusted to generate high temperature, the steam and carbon monoxide generated by combustion undergo oxidation-reduction reaction to generate hydrogen and carbon dioxide, the steam also enables combustible matters of some firewood to be dissolved or be in a suspension state, so that the reaction is accelerated, and the sprayed steam also drives more air to enter the hearth 21, so that more oxygen participates in combustion; meanwhile, the density of the firewood ash particles is increased by the water vapor, the carrying dust amount of the firewood and the smoke is greatly reduced, the carbon monoxide content in the firewood and the smoke is sharply reduced by the reaction, the hydrogen cannot cause pollution, and the pollution of the firewood and the smoke waste gas can be effectively reduced; when the steam pressure is too high and exceeds the preset value of the safety relief valve 51, the safety relief valve 51 can be automatically opened to discharge steam to the first steam receiving pipe 53, and then flows to the second steam receiving pipe 54 through the one-way valve 52, so that the steam flows into the cooking pot 1 to cook the rice dumplings in the cooking pot 1, the steam utilization rate is improved, and the heat dissipation waste is avoided.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

It should also be noted that, in the present utility model, unless explicitly specified and limited otherwise, terms such as "disposed," "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected or detachably connected; or may be indirectly connected through an intervening medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The utility model provides an improve heat utilization and combustion efficiency's firewood zongzi steam ager, includes digester (1), fires burning furnace (2), water storage cover (3), steam pipe (4), pressure release pipe (5), its characterized in that: the digester (1) is arranged at the top of the combustion furnace (2) and is fixedly connected with the pressure relief pipe (5);

The combustion furnace (2) is provided with a hearth (21) and a furnace shell (22), the hearth (21) is provided with a hearth outer wall (211), and the combustion furnace (2) is fixedly connected with the water storage sleeve (3) and the steam pipe (4);

The water storage sleeve (3) is provided with a water storage cavity (32), a heat insulation surrounding plate (33), a bottom sleeve plate (34), a water inlet pipe (35) and a water outlet pipe (36), the boiling pot (1), the outer wall (211) of the hearth, the water storage cavity (32), the heat insulation surrounding plate (33) and the bottom sleeve plate (34) form a sealed space, the water inlet pipe (35) is higher than the water outlet pipe (36), and the water storage sleeve (3) is fixedly connected with the steam pipe (4);

The steam pipe (4) is provided with a steam valve (41), a steam pressure gauge (42) and a steam spray head (43), one end of the steam pipe is connected with the top of the water storage sleeve (3), the middle of the steam pipe is connected with the pressure relief pipe (5), and the other end of the steam pipe is connected with the hearth (21);

The pressure relief pipe (5) is provided with a safety pressure relief valve (51), a one-way valve (52), a first steam receiving pipe (53) and a second steam receiving pipe (54).

2. The firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency according to claim 1, wherein an ash receiving plate (212) is arranged at the bottom of the hearth (21), and a plurality of cross bars (213) are arranged on the ash receiving plate (212).

3. The firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency according to claim 1, wherein the heat insulation coaming (33) is provided with a heat insulation layer, the heat insulation coaming (33) is provided with a water level observation window (331) and an air outlet (332), and the air outlet (332) is fixedly connected with the steam pipe (4).

4. The firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency according to claim 1, wherein the bottom sleeve plate (34) is provided with a heat insulation layer, an inclined water outlet (341) is formed in the lowest position of the bottom sleeve plate (34), and the water outlet pipe (36) is fixedly communicated with the water outlet (341).

5. The firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency according to claim 1, wherein the water inlet pipe (35) penetrates through the furnace shell (22) and the heat insulation coaming (33) and is provided with a water inlet switch (351).

6. The firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency according to claim 1, wherein the water outlet pipe (36) penetrates through the stove outer covering (22) and the bottom sleeve plate (34), and the water outlet pipe (36) is provided with a water outlet switch (361).

7. The firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency according to claim 1, wherein the steam spray heads (43) are fixed on the ash receiving plate (212), one or more steam spray heads (43) can be arranged, and when one steam spray head is arranged, the steam spray heads (43) are arranged on the circle center of the ash receiving plate (212); when a plurality of steam spray heads (43) are arranged, the steam spray heads are evenly arranged along the circumference of the ash receiving plate (212).

8. The firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency according to claim 1, wherein one end of the safety pressure release valve (51) is connected with the steam pipe (4), and the other end is connected with the first steam receiving pipe (53).

9. The firewood rice dumpling cooking box for improving heat utilization rate and combustion efficiency according to claim 1, wherein one end of the one-way valve (52) is connected with the first steam receiving pipe (53), and the other end is connected with the second steam receiving pipe (54).

10. The firewood rice dumpling cooking box capable of improving heat utilization rate and combustion efficiency according to claim 1, wherein the second steam receiving pipe (54) enters along the inner wall of the cooking pot (1), is perpendicular to the bottom of the cooking pot (1), is parallel to the inner wall of the cooking pot (1), is arranged at the tail end of the second steam receiving pipe at the top of the cooking pot (1) and surrounds the top of the cooking pot (1) in a circle, and a plurality of steam outlet holes (541) are formed in the second steam receiving pipe (54).