CN206496509U

CN206496509U - A kind of hot blast contact-type dries boiler

Info

Publication number: CN206496509U
Application number: CN201720149884.6U
Authority: CN
Inventors: 吴金龙
Original assignee: Anhui Heroic Machinery Technology Co Ltd
Current assignee: Anhui Heroic Machinery Technology Co Ltd
Priority date: 2017-02-20
Filing date: 2017-02-20
Publication date: 2017-09-15
Anticipated expiration: 2027-02-20

Abstract

Boiler is dried the utility model discloses a kind of hot blast contact-type, including inside of boiler and preheating cabinet, the middle part inwall of the inside of boiler is fixedly connected with dividing plate at equal intervals, the left end of the inside of boiler is communicated in the combustion product gases outlet of combustion furnace, the bottom of the combustion furnace is fixedly connected on combustion air fan, the right-hand member of the inside of boiler is fixedly connected on air-introduced machine, outside is communicated to by exhaust opening above the right-hand member of the inside of boiler, the inside of boiler inside left is polymerization chamber, pipe heat exchanger is fixedly connected with the polymerization chamber, the pipe heat exchanger is fixedly connected on the side of preheating cabinet by circulation pipe, the opposite side of the preheating cabinet compensates pipe by wind and is fixedly connected on pre- hot blast compensating port, the pre- hot blast compensating port is located at the mixing chamber middle and upper part of inside of boiler inner right side.The utility model is mixed by preheated air with high temperature air, can reduce energy consumption during heating air, energy-saving and emission-reduction.

Description

A kind of hot blast contact-type dries boiler

Technical field

The utility model belongs to drying unit technical field, and in particular to a kind of hot blast contact-type dries boiler.

Background technology

Dryer has a belt drying, roller drying, box drying, the several modes such as tower drying;Thermal source has coal, electricity, gas Deng；Material has hot-air flow formula and radiant type etc. in drying course, and hot blast roller drying is that thermal current travels forward from afterbody, Fully contact, made full use of by heat transfer, convection current, radiant heat transfer amount with material;Heat energy is directly passed to material, makes material Moisture constantly evaporated in cylinder, the blower unit of feeding mouth extracts substantial amounts of moisture, wet gas current out, prevents from arranging outside dust The secondary pollution caused；Stirred by inside spin, sweep scattered, flight, promote material movement, complete whole drying course；Adverse current is passed Lead dehumidification, it is to avoid reduce and repeat drying procedure.

Existing hot blast contact-type drying boiler, when heating air, is typically that directly the cold air of suction is heated, Hot-air after heated need to reach could use after the temperature specified, due to directly heating after cold air need by certain Cooling, using being directly added into by the way of cold air mixed, heating energy consumption will be caused to be significantly increased.

Utility model content

The purpose of this utility model is to provide a kind of hot blast contact-type drying boiler, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides following technical scheme：A kind of hot blast contact-type dries boiler, including Inside of boiler and preheating cabinet, the middle part inwall of the inside of boiler are fixedly connected with dividing plate, a left side for the inside of boiler at equal intervals End is communicated in the combustion product gases outlet of combustion furnace, and the bottom of the combustion furnace is fixedly connected on combustion air fan, the inside of boiler Right-hand member be fixedly connected on air-introduced machine, be communicated to above the right-hand member of the inside of boiler by exhaust opening in outside, the boiler Courage inside left is to be fixedly connected with pipe heat exchanger in polymerization chamber, the polymerization chamber, and the pipe heat exchanger passes through circulation pipe The side of preheating cabinet is fixedly connected on, the opposite side of the preheating cabinet compensates pipe by wind and is fixedly connected on pre- hot blast compensating port, The pre- hot blast compensating port is located at the mixing chamber middle and upper part of inside of boiler inner right side.

It is preferred that, the dividing plate interlocks on the inwall being fixedly connected on above and below inside of boiler.

It is preferred that, the conductive fluid of injection is one kind in water or conduction oil in the pipe heat exchanger.

It is preferred that, the circulation pipe includes the conductive fluid effuser and conductive fluid return duct of mutually composition closed-loop path, and Delivery pump is installed, the end of the circulation pipe is fixedly connected on radiator, institute on conductive fluid effuser or conductive fluid return duct State the inside that radiator is arranged on preheating cabinet.

It is preferred that, the surface of the pre- hot blast compensating port is evenly distributed with stomata.

It is preferred that, the outer surface of the inside of boiler is fixedly connected on lagging casing.

Technique effect of the present utility model and advantage：The hot blast contact-type dries boiler, by pipe heat exchanger just by heat Amount be transferred to radiator be used for preheating cabinet to entrance in cold wind preheated, pre- hot blast is conveyed in the presence of air blower of compensating To pre- hot blast compensating port, hot blast is well mixed with pre- hot blast in mixing chamber, while supplement air quantity and combustion furnace is produced Hot gas carries out appropriate cooling, it is to avoid hot blast temperature is too high, and mixed hot blast is extracted out for drying by air-introduced machine.By pre- Hot-air is mixed with high temperature air, can reduce energy consumption during heating air, energy-saving and emission-reduction.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is preheating cabinet structural representation of the present utility model；

Fig. 3 is pre- hot blast compensating port structural representation of the present utility model.

In figure：1 combustion air fan, 2 combustion furnaces, 3 polymerization chambers, 4 pipe heat exchangers, 5 dividing plates, 6 inside of boiler, 7 exhaust openings, 8 Mixing chamber, 9 pre- hot blast compensating ports, 91 stomatas, 10 air-introduced machines, 11 wind compensation pipe, 12 air blower of compensating, 13 preheating cabinets, 14 circulation pipes, 141 conductive fluid effusers, 142 conductive fluid return ducts, 15 lagging casings, 16 radiators.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

The utility model provides a kind of hot blast contact-type drying boiler as Figure 1-3, including inside of boiler 6 and pre- Hot tank 13, the middle part inwall of the inside of boiler 6 is fixedly connected with dividing plate 5 at equal intervals, and the left end of the inside of boiler 6 is communicated in The combustion product gases outlet of combustion furnace 2, the bottom of the combustion furnace 2 is fixedly connected on combustion air fan 1, the right side of the inside of boiler 6 End is fixedly connected on above air-introduced machine 10, the right-hand member of the inside of boiler 6 and is communicated to by exhaust opening 7 in outside, the boiler The inside left of courage 6 is to be fixedly connected with pipe heat exchanger 4 in polymerization chamber 3, the polymerization chamber 3, and the pipe heat exchanger 4 is by following Endless tube 14 is fixedly connected on the side of preheating cabinet 13, the opposite side of the preheating cabinet 13 by wind compensate pipe 11 be fixedly connected on it is pre- Hot blast compensating port 9, the pre- hot blast compensating port 9 is located at the middle and upper part of mixing chamber 8 of the inner right side of inside of boiler 6.

Further, the dividing plate 5 is staggeredly fixedly connected on the inwall above and below inside of boiler 6, passes through dividing plate 5 Form the combustion product gases passage that continuously bends, and flue gas is during advance, dust granules under gravity, gradually heap The long-pending lower inside in inside of boiler 6, by setting cleaning door sideways in inside of boiler 6（It is not shown）Dust can be carried out clear Reason.

Further, the conductive fluid of injection is one kind in water or conduction oil in the pipe heat exchanger 4, is changed by tubular type Conductive fluid after heating is delivered to radiator by hot device 4 by circulation pipe 14 afterwards using conductive fluid is by heat absorption and stores 16；The circulation pipe 14 includes the conductive fluid effuser 141 and conductive fluid return duct 142 of mutually composition closed-loop path, and heat conduction Delivery pump is installed, the end of the circulation pipe 14 is fixedly connected on radiator on liquid effuser 141 or conductive fluid return duct 142 16, the radiator 16 is arranged on the inside of preheating cabinet 13, and the side of preheating cabinet 13 is provided with air inlet, and cold wind enters preheating cabinet 13 After being heated by radiator 16, the air of preheating is delivered to pre- hot blast compensating port 9 in the presence of air blower of compensating 12, hot blast with it is pre- Hot blast is well mixed in mixing chamber 8, is carried out appropriate cooling while supplement air quantity and to the hot gas that combustion furnace 2 is produced, is kept away Exempt from hot blast temperature too high, mixed hot blast is extracted out by air-introduced machine 10, for drying.

Further, the surface of the pre- hot blast compensating port 9 is evenly distributed with stomata 91, can be uniform by stomata 91 Pre- hot blast is conveyed into mixing chamber 8, mixed effect is improved.

Further, the outer surface of the inside of boiler 6 is fixedly connected on lagging casing 15, can by lagging casing 15 Scattered and disappeared with the temperature for avoiding inside of boiler 6 too fast, improve the utilization rate of heat.

Specifically, in use, high temperature hot gas and flue gas that the burning of combustion furnace 2 is produced enter in inside of boiler, in flue gas Dust granules aggregated into polymerization chamber 3 after bulky grain settle, flue gas and hot blast form what is continuously bent into dividing plate 5 afterwards Combustion product gases passage, and flue gas is during advance, and dust granules are deposited in inside of boiler 6 under gravity, gradually Lower inside, by pipe heat exchanger 4 just transfer heat to radiator 16 be used for preheating cabinet 13 to entrance in cold wind it is pre- Heat, pre- hot blast is transported to pre- hot blast compensating port 9 in the presence of air blower of compensating 12, and hot blast is mixed with pre- hot blast in mixing chamber 8 Close uniform, carry out appropriate cooling while supplement air quantity and to the hot gas that combustion furnace 2 is produced, it is to avoid hot blast temperature is too high, mixes Hot blast after conjunction is extracted out by air-introduced machine 10, for drying.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc., It should be included within protection domain of the present utility model.

Claims

1. a kind of hot blast contact-type dries boiler, including inside of boiler（6）And preheating cabinet（13）, it is characterised in that：The boiler Inner bag（6）Middle part inwall be fixedly connected with dividing plate at equal intervals（5）, the inside of boiler（6）Left end be communicated in combustion furnace（2） Combustion product gases outlet, the combustion furnace（2）Bottom be fixedly connected on combustion air fan（1）, the inside of boiler（6）Right-hand member It is fixedly connected on air-introduced machine（10）, the inside of boiler（6）Right-hand member above pass through exhaust opening（7）It is communicated to outside, the pot Furnace internal-lining（6）Inside left is polymerization chamber（3）, the polymerization chamber（3）Inside it is fixedly connected with pipe heat exchanger（4）, the tubular type Heat exchanger（4）Pass through circulation pipe（14）It is fixedly connected on preheating cabinet（13）Side, the preheating cabinet（13）Opposite side pass through Wind compensation pipe（11）It is fixedly connected on pre- hot blast compensating port（9）, the pre- hot blast compensating port（9）Positioned inside of boiler（6）It is internal The mixing chamber on right side（8）Middle and upper part.

2. a kind of hot blast contact-type drying boiler according to claim 1, it is characterised in that：The dividing plate（5）It is staggeredly solid Surely it is connected to inside of boiler（6）Above and below inwall on.

3. a kind of hot blast contact-type drying boiler according to claim 1, it is characterised in that：The pipe heat exchanger（4） The conductive fluid of interior injection is one kind in water or conduction oil.

4. a kind of hot blast contact-type drying boiler according to claim 1, it is characterised in that：The circulation pipe（14）Including Mutually constitute the conductive fluid effuser of closed-loop path（141）With conductive fluid return duct（142）, and conductive fluid effuser（141）Or Conductive fluid return duct（142）On delivery pump, the circulation pipe are installed（14）End be fixedly connected on radiator（16）, it is described Radiator（16）It is arranged on preheating cabinet（13）Inside.

5. a kind of hot blast contact-type drying boiler according to claim 1, it is characterised in that：The pre- hot blast compensating port （9）Surface be evenly distributed with stomata（91）.

6. a kind of hot blast contact-type drying boiler according to claim 1, it is characterised in that：The inside of boiler（6）'s Outer surface is fixedly connected on lagging casing（15）.