CN206338937U - A kind of natural gas air heating system - Google Patents
A kind of natural gas air heating system Download PDFInfo
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- CN206338937U CN206338937U CN201621313641.3U CN201621313641U CN206338937U CN 206338937 U CN206338937 U CN 206338937U CN 201621313641 U CN201621313641 U CN 201621313641U CN 206338937 U CN206338937 U CN 206338937U
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- natural gas
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- baking oven
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Abstract
The utility model discloses a kind of natural gas air heating system, including heated by natural gas device, baking oven, air inlet pipe and blast pipe；The heated by natural gas device is arranged at the upper end of the baking oven；The heated by natural gas device includes shell, natural gas combustion engine and heat exchanger, the natural gas combustion engine includes gas outlet, the gas outlet and heat exchanger may be contained within the shell, the heat exchanger includes the first air inlet and the first gas outlet, the baking oven includes the second air inlet and the second gas outlet, the two ends of the air inlet pipe connect the first gas outlet and the second air inlet respectively, and the two ends of the blast pipe connect first air inlet and the second gas outlet respectively.Without using conduction oil, directly closely heated using natural gas, reduce thermal loss, and Environmental Safety.
Description
Technical field
The utility model is related to technical field of synthetic leather, more particularly to a kind of natural gas air heating system.
Background technology
Currently, synthetic leather production line is generally by the way of coal burning heat-conducting oil central heating, and specific method is, in factory
A coal burning heat-conducting oil boiler is filled, is heat-conducting oil heating using fire coal, then a plurality of production is transported to through oil pipe by oil circulating pump
Line.The conduction oil of high temperature thermal loss in transmitting procedure is big, and security is low, and containing a large amount of in the flue gas of coal-burning boiler discharge
Dust, the pollutant such as sulfur dioxide, can cause very big pollution to environment.To solve coal-fired pollution problem, conventional way
It is that coal-burning boiler is changed into natural gas boiler, but Gas Prices are high so that factory's operating cost improves a lot, enterprise
Industry is difficult to bear.In addition, the normal working temperature of each production line is 100-200 DEG C or so, and every production line need it is specific
Temperature is different, due to conduction oil long-distance transmissions, and needs to give the heating of a plurality of production line simultaneously, so needing heat conduction
Oil, which is heated to 250 DEG C or so, normally to be used.Synthetic leather factory typically more than ten production lines of configuration, the boiler of central heating is all
It is to be configured at full capacity by whole production lines, and in normal productive process, more than ten production lines are all alternately to start shooting, it is few full negative
The situation of lotus production, this has resulted in the situation that indivedual production line work but need whole boiler to open, and such case is caused
Result be exactly that energy consumption is high, the increase of enterprise operation cost.
Utility model content
Technical problem to be solved in the utility model is：A kind of natural gas air heating system is provided, without using leading
Deep fat, is directly closely heated using natural gas, reduces thermal loss, and Environmental Safety.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of natural gas air heating system
System, including heated by natural gas device, baking oven, air inlet pipe and blast pipe；The heated by natural gas device is arranged at the baking oven
Upper end；The heated by natural gas device includes shell, natural gas combustion engine and heat exchanger, and the natural gas combustion engine includes combustion gas
Outlet, the gas outlet and heat exchanger may be contained within the shell, and the heat exchanger goes out including the first air inlet and first
Gas port, the baking oven includes the second air inlet and the second gas outlet, the two ends of the air inlet pipe connect respectively the first gas outlet and
Second air inlet, the two ends of the blast pipe connect first air inlet and the second gas outlet respectively.
Further, the blast pipe include baking oven exhaust duct and heat exchanger blast pipe, the baking oven exhaust duct with it is described
Heat exchanger blast pipe is connected, and the baking oven exhaust duct is connected to second gas outlet, and the heat exchanger blast pipe is connected to institute
State the first air inlet；Also include total exhaust duct, described total exhaust duct one end is connected with baking oven exhaust duct, total exhaust duct it is another
One end and air communication.
Further, also including small blower fan, the small blower fan is connected to total exhaust duct, and the wind-force of the small blower fan
It is adjustable.
Further, also including high-temperature blower, the high-temperature blower is arranged in the baking oven, and the high-temperature blower includes
Air outlet and air inlet, air inlet are connected with second air inlet.
Further, also including hot air distributor, the hot air distributor is arranged in the baking oven, the hot blast distribution
Device is connected with the air outlet.
Further, also including exhaust pipe, the exhaust pipe is connected with the shell, and the waste gas discharge
Pipe is arranged at the side of relatively described gas outlet on the shell.
Further, it is enclosed with heat-preservation cotton outside the shell, air inlet pipe and blast pipe.
The beneficial effects of the utility model are：Heater is directly arranged at the upper end of baking oven by the utility model, can
It is direct using Natural Gas without coal-fired pollution with without using former coal burning heat-conducting oil boiler or natural gas heat conducting oil boiler
Air heating is given, and closely delivers heat to baking oven, not only safety and environmental protection, and heat can be reduced to a great extent
Loss, that is, open and stop, and operation is flexible.
Brief description of the drawings
Fig. 1 is the structural representation of the natural gas air heating apparatus of the utility model embodiment.
Label declaration：
1st, heated by natural gas device；11st, natural gas combustion engine；12nd, heat exchanger；121st, the first air inlet；122nd, first goes out
Gas port；13rd, shell；14th, exhaust pipe；2nd, baking oven；21st, the second air inlet；22nd, the second gas outlet；3rd, air inlet pipe；4th, it is vented
Pipe；41st, baking oven exhaust duct；42nd, heat exchanger blast pipe；5th, total exhaust duct；6th, high-temperature blower；7th, hot air distributor；8th, small blower fan.
Embodiment
To describe technology contents of the present utility model, the objects and the effects in detail, below in conjunction with embodiment and match somebody with somebody
Accompanying drawing is closed to be explained.
The design of the utility model most critical is:Heated by natural gas device 1 is installed in the upper end of baking oven 2 to air to add
Heat, closely sends the air of heating into baking oven 2 by air inlet pipe 3 and is directly heated for baking oven 2.
It refer to Fig. 1, a kind of natural gas air heating system, including heated by natural gas device 1, baking oven 2, the and of air inlet pipe 3
Blast pipe 4；The heated by natural gas device 1 is arranged at the upper end of the baking oven 2；The heated by natural gas device 1 includes shell
13rd, natural gas combustion engine 11 and heat exchanger 12, the natural gas combustion engine 11 include gas outlet, the gas outlet and heat exchange
Device 12 may be contained within the shell 13, and the heat exchanger 12 includes the first air inlet 121 and the first gas outlet 122, described to dry
Case 2 includes the second air inlet 21 and the second gas outlet 22, and the two ends of the air inlet pipe 3 connect the first gas outlet 122 and the respectively
Two air inlets 21, the two ends of the blast pipe 4 connect the gas outlet 22 of the first air inlet 121 and second respectively.
Knowable to foregoing description, the beneficial effects of the utility model are：The utility model is directly set heater
In the upper end of baking oven, without using conduction oil, heated using Natural Gas directly to air, and it is closely that heat is defeated
Baking oven is delivered to, not only safety and environmental protection, and thermal loss can be reduced to a great extent；And a natural gas in the utility model
Heater can only serve a producing line, during work only need to by the temperature setting of heater for needed for the producing line temperature
Can, the configuration at full capacity during compared to central heating, the utility model can greatly reduce heat waste；By blast pipe by hot-air
Reheated, then participate in circulation, can also save the energy；Using isolation heat exchanger heat exchange, natural gas combustion engine flame is with drying
It is completely separated inside case, it is to avoid directly to be contacted with the flammable explosive gas of oven interior, no hidden peril of explosion.
Further, the blast pipe 4 includes baking oven exhaust duct 41 and heat exchanger blast pipe 42, the baking oven exhaust duct 41
Connected with the heat exchanger blast pipe 42, the baking oven exhaust duct 41 is connected to second gas outlet 22, the heat exchanger enters
Airduct 42 is connected to first air inlet 121；Also include total exhaust duct 5, described total one end of exhaust duct 5 and baking oven exhaust duct 41
Connection, the other end and air communication of total exhaust duct 5.
Seen from the above description, continuous expansion can occur during heated for air, and volume becomes big, unnecessary air
It can be discharged by total exhaust duct, to ensure that the pressure in whole air circulation system is stable；On the other hand, synthetic leather is drying
During being oven-dried inside case, water vapour and solvent vapo(u)r can be constantly accumulated in whole air circulation system, causes air to follow
Humidity in loop system use is excessive, it is therefore desirable to drained into part with water vapour and the neat air of solvent by total exhaust duct
Air, to reduce the air humidity in the circulatory system, it is ensured that the drying efficiency in baking oven.
Further, also including small blower fan 8, the small blower fan 8 is connected to total exhaust duct 5, and the small blower fan 8
Wind-force can adjust.
Seen from the above description, it can be accelerated the portion with water vapour and solvent vapo(u)r in blast pipe by the small blower fan
Divide air discharge, the velocity of discharge of the air in total exhaust duct is can control by adjusting the small blower fan, so that the circulatory system
Interior air humidity control is within the specific limits.
Further, also including high-temperature blower 6, the high-temperature blower 6 is arranged in the baking oven 2, the high-temperature blower 6
Including air outlet and air inlet, air inlet is connected with second air inlet 21.
Seen from the above description, the high-temperature blower can accelerate the circulation of air, heated air is quickly delivered to
In baking oven, and make to be in barotropic state in baking oven, it is to avoid cold air enters in baking oven.
Further, also including hot air distributor 7, the hot air distributor 7 is arranged in the baking oven 2, the hot blast
Distributor 7 is connected with the air outlet.
Seen from the above description, the hot-air entered in baking oven can scatter by the hot air distributor, be equably baking
Case is heated, and is consistent the temperature of each position baking oven Nei, makes the processing technology of all synthetic leather in baking oven and has unanimously
Property.
Further, also including exhaust pipe 14, the exhaust pipe 14 is connected with the shell 13, and described useless
Gas delivery pipe 14 is arranged at the side of relatively described gas outlet on the shell 13.
Seen from the above description, the waste gas of combustion of natural gas can be discharged by the exhaust pipe, by exhaust pipe
Relative both sides are respectively arranged at the gas outlet of natural gas combustion engine, the heat of combustion gas can be made farthest to pass to and changed
It is then exhausted from after hot device, makes full use of the heat of combustion gas.
Further, the outside of the shell 13, air inlet pipe 3 and blast pipe 4 is enclosed with heat-preservation cotton.
Seen from the above description, Insulation is set in the outside of heater, blast pipe and air inlet pipe, reduced in air
Thermal loss in transmitting procedure.
Embodiment
Fig. 1 is refer to, embodiment one of the present utility model is：A kind of natural gas air heating system, available for dry-process production line,
Track, spraying coating line is straight to apply the synthetic leather production lines such as line.The natural gas air heating system includes heated by natural gas device 1, dried
Case 2, air inlet pipe 3, blast pipe 4 and total exhaust duct 5.The baking oven 2 is unsealed, i.e., the inside of baking oven 2 can be empty with extraneous intercommunication
Gas.The heated by natural gas device 1 is arranged at the upper end of the baking oven 2；The heated by natural gas device 1 includes shell 13, day
Right gas combustor 11 and heat exchanger 12, the natural gas combustion engine 11 include gas outlet, the gas outlet and heat exchanger 12
It may be contained within the shell 13, wherein, the heat exchanger 12 is isolation heat exchanger.Relatively described combustion gas goes out on the shell 13
The waste gas being provided with where mouthful on the side of side after exhaust pipe 14, combustion of natural gas can be by the exhaust pipe 14
Drain into air.
The heat exchanger 12 includes the first air inlet 121 and the first gas outlet 122, and the baking oven 2 includes the second air inlet
21 and second gas outlet 22, the two ends of the air inlet pipe 3 connect the first gas outlet 122 and the second air inlet 21, the row respectively
Tracheae 4 includes baking oven exhaust duct 41 and heat exchanger blast pipe 42, and the baking oven exhaust duct 41 connects with the heat exchanger blast pipe 42
Logical, the baking oven exhaust duct 41 is connected to second gas outlet 22, and the heat exchanger blast pipe 42 is connected to described first and entered
Gas port 121；Described one end of total exhaust duct 5 is connected with baking oven exhaust duct 41, the other end and air communication of total exhaust duct 5,
The air come out from the baking oven exhaust duct 41 has been divided into two parts, and portion of air is entered from the heat exchanger blast pipe 42
Enter and be heated again in heat exchanger 12, another part air drains into air from total exhaust duct 5.The heat exchanger 12, air inlet
Pipe 3, baking oven 2, blast pipe 4 collectively constitute an air circulation system.
High-temperature blower 6 and hot air distributor 7 are provided with the baking oven 2, the high-temperature blower 6 includes air outlet and air intake
Mouthful, air inlet is connected with second air inlet 21, and the hot air distributor 7 is connected with the air outlet.The high-temperature blower 6
The circulation of air in the circulatory system can be accelerated, heated air in heat exchanger 12 is quickly delivered in the baking oven 2；It is described
The hot-air entered in baking oven 2 can scatter by hot air distributor 7, be that hot-air is uniformly heated to baking oven 2, it is ensured that baking oven
The temperature at each position is consistent in 2.A small blower fan 8 is also associated with total exhaust duct 5, the wind-force of the small blower fan 8 is adjustable
Section.The small blower fan 8 can accelerate the air passage rates in total exhaust duct 5.The natural gas air heating system is additionally provided with guarantor
Warm measure, in the present embodiment, the outside of the shell 13, air inlet pipe 3 and blast pipe 4 are enclosed with heat-preservation cotton.
Natural gas is after combustor burning, and combustion gas is admitted in the shell 13, is exchanged heat using heat exchanger 12,
Air in heat exchanging device 12 is heated, then hot-air is sent into the baking oven 2 by the air inlet pipe 3 and high-temperature blower 6
It is interior.The flame of natural gas combustion engine 11 and the inside of baking oven 2 is completely separated, it is to avoid direct with flammable explosive gas inside baking oven 2
Contact, no hidden peril of explosion.Heated by natural gas device 1 is arranged to the upper end of baking oven 2, and by air inlet pipe 3 closely by heat
In air feeding baking oven 2, the thermal loss in long range transmitting procedure is reduced.In the present embodiment, each heated by natural gas
1 heating zone for production line of device is serviced, and hot-air transmission range is short, the heating-up temperature of heated by natural gas device 1
The temperature needed for production technology only need to be reached, without temperature is heated to remote height the boiler as central heating
The temperature needed for producing line, greatly reduces heat waste.
In summary, the natural gas air heating system that the utility model is provided is heated simultaneously using combustion of natural gas to air
Short range transmission, can be without using former coal burning heat-conducting oil boiler or natural gas heat conducting oil boiler, without fire coal to working position
Pollution, not only safety and environmental protection, and thermal loss can be reduced to a great extent, by controlling opening for natural gas combustion engine 11
Close, control the working condition of whole heating system, that is, open and stop, operation is flexible；Inside the flame of natural gas combustion engine 11 and baking oven 2
It is completely separated, it is to avoid directly to contact with the flammable explosive gas inside baking oven 2, no hidden peril of explosion.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalents made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in the technology neck of correlation
Domain, is similarly included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of natural gas air heating system, it is characterised in that including heated by natural gas device, baking oven, air inlet pipe and exhaust
Pipe；The heated by natural gas device is arranged at the upper end of the baking oven；The heated by natural gas device includes shell, natural gas and fired
Burning machine and heat exchanger, the natural gas combustion engine include gas outlet, and the gas outlet and heat exchanger may be contained within described outer
In shell, the heat exchanger includes the first air inlet and the first gas outlet, and the baking oven includes the second air inlet and the second gas outlet,
The two ends of the air inlet pipe connect the first gas outlet and the second air inlet respectively, and the two ends of the blast pipe connect described respectively
One air inlet and the second gas outlet.
2. natural gas air heating system as claimed in claim 1, it is characterised in that the blast pipe includes baking oven exhaust duct
With heat exchanger blast pipe, the baking oven exhaust duct is connected with the heat exchanger blast pipe, and the baking oven exhaust duct is connected to described
Second gas outlet, the heat exchanger blast pipe is connected to first air inlet；Also include total exhaust duct, total exhaust duct one
End is connected with baking oven exhaust duct, the other end and air communication of total exhaust duct.
3. natural gas air heating system as claimed in claim 2, it is characterised in that also including small blower fan, the small blower fan
Total exhaust duct is connected to, and the wind-force of the small blower fan can adjust.
4. natural gas air heating system as claimed in claim 1 or 2, it is characterised in that also including high-temperature blower, the height
Warm air machine is arranged in the baking oven, and the high-temperature blower includes air outlet and air inlet, air inlet and second air inlet
Connection.
5. natural gas air heating system as claimed in claim 4, it is characterised in that also including hot air distributor, the heat
Wind distributor is arranged in the baking oven, and the hot air distributor is connected with the air outlet.
6. natural gas air heating system as claimed in claim 1, it is characterised in that also including exhaust pipe, described useless
Gas delivery pipe is connected with the shell, and the exhaust pipe is arranged at one of relatively described gas outlet on the shell
Side.
7. natural gas air heating system as claimed in claim 1, it is characterised in that the shell, air inlet pipe and blast pipe
Outside be enclosed with heat-preservation cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621313641.3U CN206338937U (en) | 2016-12-02 | 2016-12-02 | A kind of natural gas air heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621313641.3U CN206338937U (en) | 2016-12-02 | 2016-12-02 | A kind of natural gas air heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206338937U true CN206338937U (en) | 2017-07-18 |
Family
ID=59308496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621313641.3U Active CN206338937U (en) | 2016-12-02 | 2016-12-02 | A kind of natural gas air heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206338937U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440347A (en) * | 2016-12-02 | 2017-02-22 | 福建大中城市环保技术有限公司 | Natural gas and air heating system |
| CN113503725A (en) * | 2021-06-29 | 2021-10-15 | 安徽方信立华环保科技有限公司 | Circulation drying system for drying denitration agent by using natural gas heat source |
-
2016
- 2016-12-02 CN CN201621313641.3U patent/CN206338937U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440347A (en) * | 2016-12-02 | 2017-02-22 | 福建大中城市环保技术有限公司 | Natural gas and air heating system |
| CN113503725A (en) * | 2021-06-29 | 2021-10-15 | 安徽方信立华环保科技有限公司 | Circulation drying system for drying denitration agent by using natural gas heat source |
| CN113503725B (en) * | 2021-06-29 | 2022-05-17 | 安徽方信立华环保科技有限公司 | Circulation drying system for drying denitration agent by using natural gas heat source |
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