Summary of the invention
The technical problem to be solved in the present invention is that in view of the drawbacks of the prior art, provide a kind of steam generator and
Gas combustion steaming cabinet with this kind of steam generator.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of steam generator, including shell, sets
It is placed in the heat source of the shell exterior, which is characterized in that further include be accommodated in the interior of shell multiple along the shell
The bending board group that length direction extends;
Each bending board group includes extending along the length direction of the shell and being in multiple first bendings of dentation
Plate and multiple second bending plates;Each first bending plate and corresponding second bending plate be arranged symmetrically in relation to each other and mutually it is right
It connects, so as to form multiple thermal medium streams flowed through for heating medium between every one first bending plate and corresponding second bending plate
Road;It is formed between the inner wall of the shell and the outer wall of the multiple bending board group and between two neighboring bending board group
Water space;
When the thermal medium flows through the heat medium flow channel, the thermal medium passes through first bending plate and described the
The hydrothermal exchange of two bending plates and the water space is to obtain hot water or steam.
In addition, in order to solve the technical problem, the present invention furthermore provides a kind of steam generator, including shell, is set to
The heat source of the shell exterior further includes the folding for being accommodated in multiple length directions along the shell of the interior of shell and extending
Bent plate group;
Each bending board group includes extending along the length direction of the shell and being in multiple first bendings of dentation
Plate and multiple second bending plates;Each first bending plate and corresponding second bending plate be arranged symmetrically in relation to each other and mutually it is right
It connects, so as to form multiple thermal medium streams flowed through for heating medium between every one first bending plate and corresponding second bending plate
Road;It is formed between the inner wall of the shell and the outer wall of the multiple bending board group and between two neighboring bending board group
Water space;
The first turbulent flow that multiple length directions along the shell are intervally installed is provided in first bending plate
Piece;The multiple length directions along the shell are intervally installed second turbulent piece is also equipped in second bending plate;
In same heat medium flow channel, the described first turbulent piece and the second turbulent piece are handed over each other on the length direction of the shell
For interval setting.
In one embodiment, first bending plate includes first main body with multiple spaced first grooves
Portion, and it is connected to the first joint portion of first main part two sides;Second bending plate includes that there are multiple intervals to set
Second main part of the second groove set, and it is connected to the second joint portion of second main part two sides;
First groove and second groove alignment to form the heat medium flow channel, and first joint portion with
Second joint portion is fixedly connected.
In one embodiment, it is connected to each other between two neighboring first groove by first connecting portion, and adjacent two
It is connected to each other between a second groove by second connecting portion;In first groove and corresponding second groove pair
On time, the first connecting portion and the corresponding second connecting portion are welded to one another.
Preferably, the cross sectional shape of first groove and second groove is triangle, rectangle or trapezoidal, so that institute
The cross sectional shape for stating heat medium flow channel is diamond shape, rectangular or square.
It is adjacent when the cross sectional shape of first groove and second groove is triangle in one embodiment
Two first grooves intersect at the first intersection point;Second groove of adjacent two intersects at the second intersection point;Described first
Intersection point and second intersection point are welded to one another.
In one embodiment, the described first turbulent piece includes the first mounting portion and the first rake;First inclination
Portion is fitted on the side wall of first bending plate, and relatively described first mounting portion of first rake is inclined with predetermined angle
It tiltedly extends in the middle part of corresponding heat medium flow channel.
In one embodiment, the shell includes hollow pedestal, is fixed on the pedestal and is disposed around multiple described
Shell wall around bending board group, and lid are located at the end cap on bending board group top;Multiple bending board groups are fixed on institute
The heat medium flow channel and the pedestal stated on pedestal, and surrounded by multiple bending board groups communicate with each other in the shell wall
On be also provided with water inlet, and be also provided with steam (vapor) outlet on the shell wall.
Preferably, the thermal medium is conduction oil or flue gas;The heat source is burner, high-temperature gas or liquid.
In order to solve the technical problem, the present invention furthermore provides a kind of gas combustion steaming cabinet comprising any steaming in front
Vapour generator.
Implement steam generator and gas combustion steaming cabinet of the invention, has the advantages that the mode by using bending
Bending board group is set, therefore only needs time processing that can shape heat medium flow channel and water space simultaneously, it is square that the processing is simple
Just.The form of multiple heat medium flow channels makes that the spacing between thermal medium and water is small and heat exchange area is big, and by alternately tilting
The turbulent piece of setting further promotes the heat exchange between thermal medium and water, and the thermal efficiency is high, leads to the thermal medium of discharge (especially
It is flue tail gas) temperature is lower, environmental pollution caused by due to high-temperature tail gas is discharged can be effectively prevented;The noise of generation is also big
It is big to reduce.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 4-5 shows the steam generator 30 in one embodiment of the invention.Referring to fig. 4-5, which wraps
The heat source 32 (referring to Fig. 7) for including shell 31, being set to outside the shell 31, and be accommodated in multiple along outer inside the shell 31
The bending board group 33 that the length direction of shell 31 extends.Wherein, each bending board group 33 includes prolonging along the length direction of shell 31
Stretch and be in multiple first bending plates 331 and multiple second bending plates 332 of dentation.In the present embodiment, which is
Vertical, and the length direction of shell is vertical direction;However, according to other embodiments of the invention, the steam generator is also
Can be it is horizontal, at this point, the length direction of shell is horizontally disposed.
Wherein, every one first bending plate 331 and corresponding second bending plate 332 are arranged symmetrically in relation to each other and are mutually butted, by
This to form multiple thermal medium streams flowed through for heating medium between every one first bending plate 331 and the second bending plate 332
Road 34.Therefore, in one embodiment of the invention, the first bending plate 331 and the second bending plate 332 are quickly and easily formed each other
The heat medium flow channel 34 of above-mentioned straight-tube shape, it is easy to process.In addition, shell 31 inner wall and multiple bending board groups 33 it is outer
It is formed with water space 35 between wall and between two neighboring bending board group 33 (referring to Fig. 7);Filling in the water space 35
There is water, without water gallbladder is additionally arranged, further simplifies the processing of the steam generator 30.In thermal medium through thermal medium stream
When road 34 is discharged, thermal medium passes through the first bending plate 331 and the second bending plate 332 with the hydrothermal exchange of water space 35 to obtain
The hot water or steam of required temperature.
Wherein, which is preferably burner, high-temperature gas or liquid in the present embodiment, with generation or input temp
Higher thermal medium.And thermal medium is then preferably flue gas or conduction oil.
The structure of shell 31 has been shown in particular in Fig. 4-5.As illustrated in figures 4-5, which includes pedestal 311, is fixed on base
On seat 311 and the shell wall 312 that is disposed around around multiple bending board groups 33, and lid are located at the end cap 313 on 33 top of bending board group.
Wherein, pedestal 311 is set to bottom, for carrying above-mentioned multiple bending board groups 33 in bottom, and can bear to come
The heating temperature of the offer of self-heat power 32.Specifically, bending board group 33 is fixed on pedestal 311, and by multiple bending board groups
The 33 multiple heat medium flow channels surrounded communicate with each other with said base 311.
When thermal medium is flue gas, the bottom of pedestal 311 is openning shape, and the bottom plate of not set sealing, and 311 bottom of pedestal
The opening in portion can be set as thermal medium entrance (not shown), the thermal medium entrance of 32 face of the heat source pedestal 311;And multiple bending plates
Group 33 is also further pierced by end cap 313, so that the end of the heat medium flow channel be made to form thermal medium outlet.Therefore, when in use,
Flue gas can be passed through in pedestal 311 from heat source 32 by thermal medium entrance, and the multiple heat formed by multiple bending board groups 33
Medium runner 34 is discharged from above-mentioned heat medium flow channel finally by the thermal medium outlet.
And when thermal medium is conduction oil, then the bottom of pedestal 311 is provided with bottom plate (not shown), and in pedestal 311
Side wall on form thermal medium entrance, the bottom plate of the then face pedestal 311 of heat source 32;In addition, heat also is arranged in the end of end cap 313
Media outlet.Therefore, when in use, conduction oil can be entered in pedestal 311 by thermal medium entrance, and adding by heat source 32
Heat makes the conduction oil heat up to form high temperature heat conductive oil;Then, high temperature heat conductive oil flows through heat medium flow channel 34, and is gone out by thermal medium
Mouth outflow.In addition, the thermal medium outlet can also further be communicated with recyclable device (not shown) at this time, conduction oil is flowed back and is recycled
It reuses.
Further, shell wall 312 is disposed around around multiple bending board groups 33, and is also provided with steam on shell wall 312 and is gone out
Mouth 312a, steam is exported.Between the inner wall of shell wall 312 and the outer wall of multiple bending board groups 33 and two neighboring folding
It is formed with above-mentioned water space 35 between bent plate group 33, thus water can be accommodated in the water space 35.The water space
35 formation is realized without additional element, and only needs to realize by existing bending board group 33 and shell 31, therefore can
With the processing of the entire steam generator 30 of simplification.In addition, water inlet 312b is offered on shell wall 312, for water to be flowed into water storage
In space 35;And the preferably settable water outlet (not shown) on shell wall 312, for by with after thermal medium heat exchange
Hot water discharge.In a preferred embodiment, it can be communicated with outlet pipe on the water outlet, and may be provided with solenoid valve on outlet pipe;
And water outlet is provided with temperature sensor, for detecting the water temperature of water outlet.The temperature sensor is electrically connected with solenoid valve
It connects, and solenoid valve is also electrically connected with external control circuit.When water outlet water temperature reaches preset temperature, control circuit control
Solenoid valve processed is opened, so that so that this is heated to the water of preset temperature can be discharged by the water outlet.
In the present embodiment, referring to fig. 4-6, each bending board group 33 is by the first bending plate 331 generally in dentation
It is docked with the second bending plate 332 of corresponding number.In the present embodiment, the first bending plate 331 and the second bending plate 332 close
It is arranged symmetrically in relation to each other in a symmetry axis;And first bending plate 331 and the second bending plate 332 can be by an entire plate by onboard
Multiple presetting position bendings are formed.
Specific as Figure 4-Figure 6, which includes the first main part 331a and is connected to the first main part two
First joint portion 331b of side.Wherein, multiple first groove 331c are arranged at intervals on the first main part 331a, and adjacent
It is connected to each other between two the first groove 331c by first connecting portion 331d.
And the second bending plate 332 includes the second main part 332a and the second joint portion for being connected to the second main part two sides
332b.Wherein, multiple second groove 332c, and two adjacent the second grooves are arranged at intervals on the second main part 332a
It is connected to each other between 332c by second connecting portion 332d.
In processing, the first bending plate 331 and the second bending plate 332 can be formed into Fig. 6 institute by way of bending first
The dentation shown.Then, the first bending plate 331 and the second bending plate 332 are abutted each other, and the first groove 331c and the second groove
332c is aligned with each other, so as to can form a heat medium flow channel between every group of corresponding first groove 331c and the second groove 332c.
In addition, the first joint portion 331b is for example fixedly secured to one another by welding with the second joint portion 332b, and the first connection
Portion 331d and corresponding second connecting portion 332d are for example fixedly secured to one another by welding.In this way
Make to enclose heat medium flow channel between the first bending plate 331 and the second bending plate 332.
In the present embodiment, the cross sectional shape of the first groove 331c and the second groove 332c are triangle, thus can shape
It is diamond shape, rectangle or trapezoidal heat medium flow channel 34 at cross sectional shape.However, in other embodiments in accordance with the invention, it should
The shape of first groove 331c and the second groove 332c can also be rectangle or trapezoidal etc., thus can Formation cross-section shape be square
Shape, rectangular or irregular shape heat medium flow channel 34.
In the present embodiment, adjacent when the cross sectional shape of the first groove 331c and the second groove 332c are triangle
Two the first groove 331c intersect at the first intersection point;Two adjacent the second groove 332c intersect at the second intersection point;And first hands over
Point and the second intersection point are welded to one another.In addition, in the present embodiment, the first groove 331c can be set by the first bending section 331e and second
Bending section 331f is intersected each other to form, and the second groove 332c is intersected with each other by third bending section 332e and the 4th bending section 332f
It is formed.Then at this point, the angle between the first bending section 331e and the first bending plate 331 and the symmetry axis of the second bending plate 332 is excellent
It is selected as 30 °~60 °, and preferably 45 °.And the angle between third bending section 332e and above-mentioned symmetry axis is preferably again 30 °
~60 °, and preferably 45 °.
As Figure 7-9, in order to improve the heat exchange efficiency of thermal medium and water, in the present embodiment, in the first bending plate 331
It is further provided with the turbulent piece 36 of multiple length directions along shell spaced first, and on the second bending plate 332
It is further provided with the turbulent piece 37 of multiple length directions along shell spaced second, and in same heat medium flow channel 34
It is interior, it is also inserted with one first turbulent piece 36 between the two neighboring second turbulent piece 37 on the length direction of shell, is thus made
It obtains in each heat medium flow channel 34, the first turbulent piece 36 and the second turbulent piece 37 interval alternating with each other on the length direction of shell
Setting.Wherein, the flow direction of thermal medium can be as depicted by the arrows in figure 7.
Wherein, every one first turbulent piece 36 inclines from the side wall of the first bending plate 331 to corresponding heat medium flow channel middle part
Tiltedly extend.And every one second turbulent piece 37 prolongs from the side wall of the second bending plate 337 to the inclination of corresponding heat medium flow channel middle part
It stretches.
In the present embodiment, which includes the first mounting portion 361a and the first rake 361b.This first
Turbulent piece 36 by the first mounting portion 361a fitting be fixed on the first bending plate 331 (in the present embodiment, as shown in figure 9,
First mounting portion 361a can be fitted on the second bending section 331f when first groove shapes are triangle), and the first rake
361b is extended in the middle part of corresponding heat medium flow channel relative to the angled inclination of first mounting portion 361a.In the present embodiment,
Angle between the first rake 361b and the first mounting portion 361a is preferably 120 °~150 °, and preferably 135 °.
And the structure of the second turbulent piece 37 is similar with the first turbulent structure of piece 36, and the second turbulent flow piece 37 is from third bending
Section 332e extends to inclination in the middle part of corresponding heat medium flow channel.
Therefore, in the same heat medium flow channel 34, in the flow process of thermal medium, thermal medium can pass alternately between
One turbulent piece 36 and the second turbulent piece 37, thus make the thermal medium can produce rotation in the heat medium flow channel 34 and are formed disorderly
Stream, extends residence time of the thermal medium in heat medium flow channel 34, has greatly reinforced the thermal medium and has been located at water space 35
Thus the heat exchange efficiency of entire steam generator can be improved in heat exchange between interior water.
When processing steam generator, the metal plate of monolith (such as steel plate) bending is formed into corresponding first bending first
Plate 331 and the second bending plate 332, and it is combined into bending board group 33 by welding.Then by multiple bending board group 33
It is inserted on pedestal 311 respectively, and shell wall 312 is disposed around around bending board group 33.Then by water inlet adjacent
Water is poured into water space 35 between bending board group 33 and between shell wall 312 and bending board group 33, finally covers end cap 313
?.
When using the steam generator, temperature can be provided by heat source 32 first, medium is heated to generate heat
Medium (such as high temperature heat conductive oil or flue gas).When thermal medium flows through pedestal 311 and heat medium flow channel 34, thermal medium passes through first
The hydrothermal exchange of bending plate 331 and the second bending plate 332 and water space 35 is to obtain hot water or steam.Steam is such as obtained, then
Steam can be exported further by steam (vapor) outlet 312a, can thus be the steaming needed for subsequent equipment (such as gas combustion steaming cabinet) provides
Vapour;Hot water is such as obtained, the hot water can be made to be discharged by water outlet, to be recycled for subsequent.
Above-mentioned steam generator structure is simple, only needs time processing that can shape heat medium flow channel and water storage simultaneously
Space, it is convenient that the processing is simple.The form of multiple heat medium flow channels makes that the spacing between thermal medium and water is small and heat exchange area is big,
And the turbulent piece by being alternately obliquely installed further promotes the heat exchange between thermal medium and water, the thermal efficiency is high.
When using steam generator provided by the present invention, its offgas outlet temperature when using flue gas as thermal medium
Only 120 DEG C, far below offgas outlet temperature caused by steam generator shown in Fig. 1-3.In addition, its thermal efficiency may be up to
95%, and noise can be reduced to 50dB.It can be seen that the exhaust temperature that it is discharged using steam generator of the invention is lower,
Environmental pollution caused by due to high-temperature tail gas is discharged can be effectively prevented;In addition, its thermal efficiency is higher;The noise of generation is also significantly
It reduces.
The present invention still further provides a kind of gas combustion steaming cabinet, which uses above-mentioned steam generator to produce
Raw steam or hot water.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form;All of these belong to the protection of the present invention.