CN206831824U - A kind of hot-blast heater - Google Patents
A kind of hot-blast heater Download PDFInfo
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- CN206831824U CN206831824U CN201720549822.4U CN201720549822U CN206831824U CN 206831824 U CN206831824 U CN 206831824U CN 201720549822 U CN201720549822 U CN 201720549822U CN 206831824 U CN206831824 U CN 206831824U
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Abstract
The utility model discloses a kind of hot-blast heater, the hot-blast heater includes the interior body of heater for setting furnace chamber, and for providing the hot air supply device of hot blast to the furnace chamber, the hot air supply device includes：Blower fan；The heater box being connected with fan outlet；The tuyere being arranged in furnace chamber；The tuyere carries the total air inlet being connected with heater box, and the total return air inlet being connected with fan inlet.The utility model sets air return system in hot-blast heater, it and air intake and return air are completed in same tuyere, can not only ensure that air entering and returning are uniform, and the gas that band in body of heater has surplus heat can be reheated, the heating cost of heater box is reduced, saves the energy.
Description
Technical field
It the utility model is related to a kind of firing equipment, and in particular to a kind of hot-blast heater.
Background technology
The hot-blast heater of big plane blowing form, including body of heater, are provided with furnace chamber in body of heater, and for the furnace chamber
The hot air supply device of hot blast is provided.Wherein, hot air supply device typically uses structure as shown in Figure 8 as air intake tuyere.
But in the tuyere of this form, following defect be present：(1) the air quantity uniformity in each air port leans on body of heater polygon knot
Configuration formula determines, once design is completed, can not change；(2) this structure bottom tuyere is demountable structure, and sealing can not protect
Heat losses hidden danger be present, easily cause energy waste in card, furnace chamber；(3) this tuyere bottom triangle air port is sharper, easily cuts
Hinder operating personnel；(4) this structure does not have air return system, and return air will can not ensure from this tuyere both sides exhausting, return air uniformity；
(5) typically heating bag is put at the top of body of heater using the heating furnace of above tuyere form, this allow for can not stove body is arranged to
Split type body of heater, and typically tuyere can only be arranged in upper of furnace body, only having a plane in furnace chamber goes out hot blast, causes the upper of workpiece
Lower plane uneven heating.
Utility model content
The utility model provides a kind of hot-blast heater, and the hot-blast heater has the saving energy, heating-up temperature uniform
Degree is high, is easy to repair and operates.
A kind of hot-blast heater, including the interior body of heater for setting furnace chamber, and the hot blast for providing hot blast to the furnace chamber supply
To device, the hot air supply device includes：
Blower fan；
The heater box being connected with fan outlet；
The tuyere being arranged in furnace chamber；
The tuyere carries the total air inlet being connected with heater box, and the total return air inlet being connected with fan inlet.
The utility model sets air return system in hot-blast heater, and air intake and return air are completed in same tuyere,
It can not only ensure that air entering and returning are uniform, and the gas that band in body of heater has surplus heat can be reheated, reduce heater box
Heating cost, save the energy.
In the utility model, total air inlet is in horn-like, wherein, the narrow end of total air inlet is connected with heater box, always
The wealthy end of air inlet is sealedly connected with some one-level being arranged in furnace chamber blast pipes, and all one-level blast pipes be arranged in parallel.
The gas of heated case heating can be more evenly into each one-level blast pipe under the guiding of total air inlet.
In order to further improve the temperature homogeneity into the hot blast of furnace chamber, in the utility model, every one-level blast pipe
Inside be equipped with the first inlet air plenum and the second inlet air plenum, the bearing of trend of the first inlet air plenum and the second inlet air plenum with one-level blast pipe
Bearing of trend it is identical, the side wall of the second inlet air plenum is provided with the one-level fresh air inlet being connected with furnace chamber；
In one end away from total air inlet, the first inlet air plenum is connected with the second inlet air plenum, total air inlet and the second air intake
It is provided between room and is used to make the deep bead that leeway is formed between the second inlet air plenum and the first inlet air plenum.
Due to the presence of deep bead, the air quantity ratio that the second inlet air plenum is entered from total air inlet enters from total air inlet into first
The air quantity of air compartment will lack so that form leeway between the second inlet air plenum and the first inlet air plenum, enter from total air inlet into first
The wind of air compartment can be poured in the second inlet air plenum from the connectivity part of the first inlet air plenum and the second inlet air plenum, with entering the from total air inlet
Wind impact, the mixing of two inlet air plenums so that each one-level fresh air inlet in diverse location can keep air intake consistent, ensure whole
Individual air intake surface air intake is more uniform.
Preferably, in the one-level fresh air inlet towards the side of furnace chamber, it is sealed and installed with every one-level blast pipe
Two level blast pipe, the side wall of two level blast pipe are provided with the two level fresh air inlet being connected with furnace chamber.So from one-level fresh air inlet stream
The hot blast gone out is again again in the two grading temperature homogeneities be in charge of interior delay, further mixing, further ensure air intake.
According to specific needs, three-level blast pipe, level Four blast pipe etc. can also be further set.
Preferably, bearing of trend of the one-level fresh air inlet along one-level blast pipe is arranged in rows, the two level air intake
The bearing of trend of pipe is identical with the bearing of trend of one-level blast pipe, bearing of trend of the two level fresh air inlet along two level blast pipe
It is arranged in rows.
As further preferred, the one-level fresh air inlet has at least two rows, and the two level fresh air inlet has at least two rows, two level
Fresh air inlet is relative with one-level fresh air inlet and dislocation is arranged.The opening of one-level fresh air inlet and two level fresh air inlet is mesotropic towards stove
Workpiece loading space.
In the utility model, total return air inlet is in horn-like, and the narrow end of total return air inlet is connected with fan inlet, total return air
The wealthy end of mouth is sealedly connected with some backwind tubes being arranged in furnace chamber, and all backwind tubes be arranged in parallel.
Preferably, the return air hole being connected with furnace chamber is equipped with the side wall of every backwind tube.Return air hole opening is certain
Preferably towards the mesotropic workpiece loading space of stove.
As further preferred, the backwind tube is arranged with the dislocation of one-level blast pipe, and the opening of the return air hole is towards phase
Gap between adjacent two one-level blast pipes.Return air is neither so influenceed, and the air-flow and can of air intake and return air is in furnace chamber
Form numerous small whirlpool so that the hot air temperature in furnace chamber is more uniform.
In order to further improve the temperature homogeneity of heating, in the utility model, the hot air supply device is arranged in pairs,
Two tuyeres for belonging to a pair of hot air supply device together are separately positioned on the opposite sides of furnace chamber；
The hot-blast heater is also independently from the support outside body of heater, and the blower fan and heater box are arranged on the branch
On frame.
Blower fan and heater box are individually placed on support by the utility model, rather than are directly installed on body of heater, are simplified
Furnace binding so that furnace binding has more processing may.
Preferably, the body of heater includes upper furnace body and lower furnace body, the upper furnace body has to coordinate with lower furnace body and makes body of heater
Keep the conjunction position of sealing state and the open position for making body of heater be in opening is separated with lower furnace body.Such body of heater is i.e. in opening
Formula structure, is conveniently repaired and is operated.
Wherein side and the upper furnace body of lower furnace body are hinged, and relative opposite side is then provided with the drive for jacking up upper furnace body
Dynamic device.
Preferably, the drive device is cylinder.
As further preferred, in the same side of the body of heater, the cylinder is at least two be evenly arranged.
Compared with prior art, the beneficial effects of the utility model are：
(1) the utility model sets air return system in hot-blast heater, and air intake and return air are complete in same tuyere
Into, it can not only ensure that air entering and returning are uniform, and the gas that band in body of heater has surplus heat can be reheated, section, which reduces, to be added
The heating cost of hot tank, save the energy；
(2) tuyere of the present utility model divides equally air channel using multilayer so that hot blast is all forced when passing through every airduct
Divide once so that the hot blast temperature into furnace chamber is more uniform；
(3) blower fan and heater box are individually placed on support by the utility model, rather than are directly installed on body of heater, no
Furnace binding is only simplified so that tuyere obtains total air inlet and total return air inlet can be arranged on body of heater sidepiece, and body of heater can also be set
Open architecture is set to, is easy to maintenance and operation, and, in the mounted in pairs tuyere of both sides up and down of body of heater, to enter
One step improves the heating-up temperature uniformity to workpiece.
Brief description of the drawings
Fig. 1 is a kind of structural representation of hot-blast heater of the utility model；
Fig. 2 is structural representation of the body of heater under another visual angle in Fig. 1；
Fig. 3 is a kind of structural representation of the hot-blast heater of the utility model under another visual angle；
Fig. 4 is B-B profiles in Fig. 1；
The enlarged drawing of part A in Fig. 5 bitmaps 4；
Fig. 6 is C-C profiles in Fig. 2；
Fig. 7 is D-D profiles in Fig. 2；
Fig. 8 is the structural representation of the tuyere used in prior art hot-blast heater.
Embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, Figure 2, Figure 4 shows, a kind of hot-blast heater of the present embodiment, including body of heater 1, body of heater 1 is interior to be provided with furnace chamber 2,
Furnace chamber middle position is workpiece loading space.
In the present embodiment, body of heater 1 includes the upper furnace body 3 and lower furnace body 4 that sealing coordinates, wherein side and the upper stove of lower furnace body
Body phase is hinged, and relative opposite side is then provided with the cylinder 5 for jacking up upper furnace body.In order to ensure that upper furnace body 3 is smoothly pushed up
Rise, cylinder 5 is at least two be evenly arranged.
As seen from Figure 1, the hot-blast heater of the present embodiment also includes being used for the warm-air supply dress that hot blast is provided to furnace chamber 2
Put, the hot air supply device includes the blower fan 7 of installation on the frame 6, the heater box 8 being connected with fan outlet, and is arranged on
Tuyere 9 in furnace chamber 2；Wherein, tuyere 9 carries the total air inlet 10 being connected with heater box 8, and is connected with fan inlet total
Return air inlet 11.
As shown in figure 1, hot air supply device is arranged in pairs, two tuyeres 9 for belonging to a pair of hot air supply device together are distinguished
It is arranged on the opposite sides of workpiece loading space；The total air inlet 10 and total return air inlet 11 of each tuyere 9 are respectively positioned on the same side of body of heater 1
On face.
From Fig. 1, Fig. 3, Fig. 4, total air inlet 10 is in horn-like, wherein, narrow end and the phase of heater box 8 of total air inlet 10
Even, the wealthy end of total air inlet 10 is sealedly connected with some one-level being arranged in furnace chamber 2 blast pipes 12, all one-level blast pipes
12 be arranged in parallel.
The first inlet air plenum 13 and the second inlet air plenum 14, the first inlet air plenum 13 and second are equipped with every one-level blast pipe 12
The bearing of trend of inlet air plenum 14 is identical with the bearing of trend of one-level blast pipe 12, also, combination Fig. 4 and Fig. 5 is visible, and second enters
The side wall of air compartment 14 is provided with one-level fresh air inlet 15；
As shown in fig. 6, in one end away from total air inlet 10, the first inlet air plenum 13 is connected with the second inlet air plenum 14, always
It is provided between the inlet air plenum 14 of air inlet 10 and second and is used to make to form leeway between the second inlet air plenum 14 and the first inlet air plenum 13
Deep bead 16.
As shown in Figure 5, visible with reference to Fig. 6, in one-level fresh air inlet 15 towards the side of workpiece loading space, every one grading
Two level blast pipe 17 is sealed and installed with airduct 12, the side wall of two level blast pipe 17 is provided with the two level being connected with furnace chamber 2
Fresh air inlet 18.
Wherein, bearing of trend of the one-level fresh air inlet 15 along one-level blast pipe 12 is arranged in rows, and two level blast pipe 17 prolongs
It is identical with the bearing of trend of one-level blast pipe 12 to stretch direction, bearing of trend of the two level fresh air inlet 18 along two level blast pipe 17 is in a row
Arrangement.
As shown in figure 5, in the present embodiment, one-level fresh air inlet 15 has two rows, and two level fresh air inlet 18 has two rows, two level fresh air inlet
17 and dislocation arrangements relative with one-level fresh air inlet 15.The opening of one-level fresh air inlet 15 and two level fresh air inlet 18 is towards in furnace chamber 2
The workpiece loading space of centre.
From Fig. 3, Fig. 4 and Fig. 5, total return air inlet 11 is in horn-like, and the narrow end of total return air inlet 11 is connected with fan inlet,
The wealthy end of total return air inlet 11 is sealedly connected with some backwind tubes being arranged in furnace chamber 2 19, and all backwind tubes 19 be arranged in parallel.
As shown in fig. 7, the return air hole 20 being connected with furnace chamber 2, return air hole 20 are equipped with the side wall of every backwind tube 19
Opening is also towards the mesotropic workpiece loading space of stove 2.
As shown in Figure 4, Figure 5, in the present embodiment, backwind tube 19 arranges that return air hole 20 is opened with the dislocation of one-level blast pipe 12
Mouthful towards the gap between adjacent two one-level blast pipes 12.Return air is neither so influenceed, and the air-flow of air intake and return air is again
Numerous small whirlpool can be formed in furnace chamber 2 so that the hot air temperature in furnace chamber 2 is more uniform.
The operation principle of the present embodiment hot-blast heater is：
Blower fan 7 drives wind to be heated from the heated case 8 of fan outlet, and the gas that heated case 8 heats is in total air inlet 10
Guiding is lower to be entered in each one-level blast pipe 12, wherein, the first inlet air plenum 13 completely measures air intake, and the second inlet air plenum 14 is entered on a small quantity
Wind, so as to form leeway between the second inlet air plenum 14 and the first inlet air plenum 13 so that enter the first air intake from total air inlet 10
The wind of room 13 can be poured in the second inlet air plenum 14 from the connectivity part of the first inlet air plenum 13 and the second inlet air plenum 14, and from total air inlet
10 enter the wind impact of the second inlet air plenums 14, (due to the presence of leeway, the wind in the second inlet air plenum 14 will not enter for mixing
One inlet air plenum 13) so that each one-level fresh air inlet 15 in diverse location can keep air intake consistent, from one-level fresh air inlet 15
The hot blast of outflow is detained in two level blast pipe 17 again again, further mixing, then just enters furnace chamber 2, is further ensured that
The temperature homogeneity of air intake；In the case where the circulation of blower fan 7 drives, the hot blast in furnace chamber 2 can enter each time from return air hole 20 again
Airduct 19, and blower fan 7 is returned to through total return air inlet 11, fan inlet, recycle, air entering and returning are carried out in same tuyere 9, more
Uniformly.
Claims (10)
1. a kind of hot-blast heater, including the interior body of heater for setting furnace chamber, and for providing the warm-air supply of hot blast to the furnace chamber
Device, it is characterised in that the hot air supply device includes：
Blower fan；
The heater box being connected with fan outlet；
The tuyere being arranged in furnace chamber；
The tuyere carries the total air inlet being connected with heater box, and the total return air inlet being connected with fan inlet.
2. hot-blast heater as claimed in claim 1, it is characterised in that total air inlet is in horn-like, wherein, total air intake
The narrow end of mouth is connected with heater box, and the wealthy end of total air inlet is sealedly connected with some one-level being arranged in furnace chamber blast pipes,
All one-level blast pipes be arranged in parallel.
3. hot-blast heater as claimed in claim 2, it is characterised in that be equipped with the first inlet air plenum in every one-level blast pipe
With the second inlet air plenum, the bearing of trend of the first inlet air plenum and the second inlet air plenum is identical with the bearing of trend of one-level blast pipe, the
The side wall of two inlet air plenums is provided with the one-level fresh air inlet being connected with furnace chamber；
In one end away from total air inlet, the first inlet air plenum is connected with the second inlet air plenum, total air inlet and the second inlet air plenum it
Between be provided be used for make between the second inlet air plenum and the first inlet air plenum formed leeway deep bead.
4. hot-blast heater as claimed in claim 3, it is characterised in that in the one-level fresh air inlet towards the side of furnace chamber,
Two level blast pipe is sealed and installed with every one-level blast pipe, the side wall of two level blast pipe is provided be connected with furnace chamber two
Level fresh air inlet.
5. hot-blast heater as claimed in claim 4, it is characterised in that one-level fresh air inlet the prolonging along one-level blast pipe
Stretch direction to be arranged in rows, the bearing of trend of the two level blast pipe is identical with the bearing of trend of one-level blast pipe, and described two is grading
Bearing of trend of the air holes along two level blast pipe is arranged in rows.
6. the hot-blast heater as described in claim 2~5 is any, it is characterised in that total return air inlet is in horn-like, is always returned
The narrow end in air port is connected with fan inlet, and the wealthy end of total return air inlet is sealedly connected with some backwind tubes being arranged in furnace chamber,
All backwind tubes be arranged in parallel.
7. hot-blast heater as claimed in claim 6, it is characterised in that be equipped with the side wall of every backwind tube and furnace chamber phase
The return air hole of connection.
8. hot-blast heater as claimed in claim 7, it is characterised in that the backwind tube and one-level blast pipe dislocation arrangement,
The opening of the return air hole is towards the gap between adjacent two one-level blast pipes.
9. the hot-blast heater as described in Claims 1 to 5 is any, it is characterised in that the hot air supply device is arranged in pairs,
Two tuyeres for belonging to a pair of hot air supply device together are separately positioned on the opposite sides of furnace chamber；
The hot-blast heater is also independently from the support outside body of heater, and the blower fan and heater box are arranged on the support
On.
10. hot-blast heater as claimed in claim 9, it is characterised in that the body of heater includes upper furnace body and lower furnace body, described
Upper furnace body has makes body of heater keep the conjunction position of sealing state and separate with lower furnace body to make body of heater be in unlatching with lower furnace body cooperation
The open position of state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549822.4U CN206831824U (en) | 2017-05-17 | 2017-05-17 | A kind of hot-blast heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549822.4U CN206831824U (en) | 2017-05-17 | 2017-05-17 | A kind of hot-blast heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206831824U true CN206831824U (en) | 2018-01-02 |
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ID=60771818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720549822.4U Active CN206831824U (en) | 2017-05-17 | 2017-05-17 | A kind of hot-blast heater |
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| Country | Link |
|---|---|
| CN (1) | CN206831824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166022A (en) * | 2021-12-14 | 2022-03-11 | 杭州翔迅科技有限公司 | Circular baker of even heating |
-
2017
- 2017-05-17 CN CN201720549822.4U patent/CN206831824U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166022A (en) * | 2021-12-14 | 2022-03-11 | 杭州翔迅科技有限公司 | Circular baker of even heating |
| CN114166022B (en) * | 2021-12-14 | 2023-10-03 | 杭州翔迅科技有限公司 | Round baking oven capable of uniformly heating |
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