CN203940609U

CN203940609U - A kind of heat-conducting oil heating boiler

Info

Publication number: CN203940609U
Application number: CN201420417858.3U
Authority: CN
Inventors: 王从俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-07-28
Filing date: 2014-07-28
Publication date: 2014-11-12
Anticipated expiration: 2024-07-28

Abstract

The utility model discloses a kind of heat-conducting oil heating boiler, it establishes the furnace wall of combustion chamber in comprising, furnace wall comprises internal protecting wall, the ring end plate of outer furnace wall end in outer furnace wall and shutoff, space between interior outer furnace wall and ring end plate is heat-conducting oil heating chamber, furnace wall is provided with coal feeding hole, two space bars that are oppositely arranged and are divided into two cavitys are housed in heat-conducting oil heating chamber, the many communicating pipes that parallel interval setting and both ends are communicated with respectively with two cavitys in heat-conducting oil heating chamber are housed in combustion chamber, in combustion chamber, be also equipped with and be positioned at above communicating pipe and compact arranged many flow tubes, the chimney being connected with fume emission district is equipped with at the top of furnace wall, the output oil pipe being connected with one of them cavity in heat-conducting oil heating chamber is equipped with in the below of outer furnace wall, top is provided with the input oil pipe being communicated with another cavity in heat-conducting oil heating chamber.The utlity model has the advantageous effect that makes full use of fuel thermal energy and save conduction oil.

Description

A kind of heat-conducting oil heating boiler

Technical field

The utility model relates to a kind of heat-conducting oil heating boiler.

Background technology

Heat conducting oil boiler is in industrial circle, to use the capital equipment that heats conduction oil.Its primary structure comprises the body of heater of tubular, the furnace wall of body of heater is hollow structure, conduction oil is housed in furnace wall, the communicating pipe that is communicated with relative furnace wall is housed in the combustion chamber of body of heater, or in the combustion chamber of body of heater, coil pipe is set, two external parts of coil pipe are connected on furnace wall, the fuel in combustion chamber is coil pipe and furnace wall heating, thereby heating conduction oil, the boiler of this structure exist fuel availability low, use the excessive shortcoming of heat conduction oil mass.

Utility model content

The utility model provides for the problems referred to above the heat-conducting oil heating boiler that a kind of fuel availability is high, reduce conduction oil use amount.

In order to solve the problems of the technologies described above, the utility model provides a kind of heat-conducting oil heating boiler of following design feature, in comprising, establish the furnace wall of combustion chamber, furnace wall comprises internal protecting wall, the ring end plate of outer furnace wall end in outer furnace wall and shutoff, space between interior outer furnace wall and ring end plate is heat-conducting oil heating chamber, furnace wall is provided with coal feeding hole, its design feature is: two space bars that are oppositely arranged and are divided into two cavitys are housed in described heat-conducting oil heating chamber, the many communicating pipes that parallel interval setting and both ends are communicated with respectively with two cavitys in heat-conducting oil heating chamber are housed in described combustion chamber, many communicating pipes form fire grate, in combustion chamber, be also equipped with and be positioned at above communicating pipe and compact arranged many flow tubes, cross section after many flow tubes are arranged is curved, many flow tubes and the space between many communicating pipes are fuel Tian Fang district, the outside of many flow tubes and the space between internal protecting wall are fume emission district, the chimney being connected with fume emission district is equipped with at the top of furnace wall, the output oil pipe being connected with one of them cavity in heat-conducting oil heating chamber is equipped with in the below of outer furnace wall, top is provided with the input oil pipe being communicated with another cavity in heat-conducting oil heating chamber.

Adopt after said structure, by input oil pipe, input conduction oil, conduction oil enters heat-conducting oil heating chamber, in communicating pipe and flow tube, from coal feeding hole, to fuel Tian Fang district, throw in fuel (comprising the fuel such as coal), fuel is directly given the communicating pipe heating that forms fire grate, and can directly heat communicating pipe during fuel combustion, flue gas is from returning downwards and discharging from the flow tube outside of foot and the fume emission district between internal protecting wall, in discharge process, continue as flow tube heating, thereby take full advantage of the heat energy of fuel, enter the conduction oil in heat-conducting oil heating chamber through the heating of first communicating pipe and flow tube, and the heating of internal protecting wall, finally from output oil pipe, export.By foregoing description, can find out, the utility model can make full use of fuel thermal energy, and allows conduction oil fully recycle, thereby greatly reduces the use amount of conduction oil, has realized the advantageous effect of coal and fuel economizing.

As improvement of the present utility model, the diaphragm plate that is positioned at flow tube top is housed on furnace wall, diaphragm plate is provided with the smoke passing port being communicated with fume emission district, the smoke heat replacing device of conduction oil is equipped with in the top of diaphragm plate in being equipped with, the oil inlet end of smoke heat replacing device is connected with input oil pipe, oil outlet end is communicated with the cavity in described heat-conducting oil heating chamber, by smoke heat replacing device, further make heat and conduction oil in flue gas carry out heat exchange, thereby improve heat utilization efficiency.

Smoke heat replacing device comprises the outer outlet body that is connected to top, furnace wall, the inside spin coil pipe and the external spiral coil pipe that are set in together are housed in outer outlet body, in, conduction oil is all housed in external spiral coil pipe, in, the upper orifice of external spiral coil pipe is communicated with, the lower nozzle of described inside spin coil pipe is communicated with the cavity in heat-conducting oil heating chamber, described input oil pipe is connected in the lower nozzle of external spiral coil pipe, the middle cavities of inside spin coil pipe is communicated with smoke passing port, ring cavity between inside spin coil pipe and external spiral coil pipe is communicated with the middle cavities of inside spin coil pipe by the cigarette channel of crossing at inside spin coil pipe top, in outer outlet body, be provided with the interior sealing cover that covers on external spiral coil pipe top, the bottom of external spiral coil pipe is provided with discharge flue, described chimney is arranged on the top of outer outlet body and is communicated with discharge flue with the space between external spiral coil pipe by outer outlet body.Interior sealing cover is the box body structure of a sealing, and the upper orifice of described inside and outside spiral coil is connected on interior sealing cover.

As further improvement of the utility model, in combustion chamber, be equipped with and be positioned at the many support pipes that communicating pipe below and parallel interval arrange, the both ends of support pipe are communicated with respectively with two cavitys in heat-conducting oil heating chamber, cross section after a plurality of support pipes are arranged is in the form of slot, gap between adjacent two support pipes is less than the gap between adjacent two circulations, it is complete that fuel may not necessarily sufficient combustion after the grate firing consisting of runner pipe, the sufficient fuel of unburned can fall in the gap between runner pipe, drop on support pipe, fuel can burn away, in the heat-conducting oil heating in support pipe, can make full use of the heat energy of fuel.

As of the present utility model, further improve again, support ring set is equipped with in the below of furnace wall, support that ring set is in-built an ash-accepting chamber that is positioned at combustion chamber bottom, supporting ring set is comprised of inner ring sleeve, exterior ring cap and upper and lower shrouding, described ash-accepting chamber is positioned at the inner chamber of inner ring sleeve, space between inside and outside ring set is heat exchanging chamber, medium is housed on exterior ring cap and enters pipe and medium effuser, the ashes that drop out and the heat in combustion chamber can heat for the medium in support ring cover (for example can pass into current is current heating), make full use of heat energy.

As of the present utility model, further improve again, described smoke passing port place is provided with the many heat-exchange tubes that parallel interval arranges, the both ends of heat-exchange tube are communicated with respectively with two cavitys in heat-conducting oil heating chamber, by heat-exchange tube, can fully absorb the heat in flue gas.

In sum, the utility model is made simple, freedom from repairs, and on stove, the smoke temperature at chimney place is low to moderate 80 degrees Celsius of left and right, the advantageous effect that has the fuel thermal energy of making full use of and save conduction oil.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is the structural representation along A-A line is analysed and observe in Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail:

As shown in Figure 1, in comprising, establishes in heat-conducting oil heating boiler provided by the utility model the furnace wall 1 of combustion chamber 2, furnace wall 1 comprises the ring end plate 13 of outer furnace wall upper and lower end parts in internal protecting wall 11, outer furnace wall 12 and shutoff, space between interior outer furnace wall and ring end plate is heat-conducting oil heating chamber 14, in the present embodiment, in order to guarantee heat insulation effect, the outermost layer of furnace wall is arranged to one layer of heat preservation layer 28.Furnace wall 1 is provided with coal feeding hole 10, the below of furnace wall is equipped with and is supported ring set 26, support in ring set 26 ash-accepting chamber 27 that is positioned at combustion chamber bottom is housed, ash-accepting chamber 27 can be cavity, also can adopt drawer-type structure, supporting ring set 26 is comprised of inner ring sleeve, exterior ring cap and upper and lower shrouding, ash-accepting chamber 27 is positioned at the inner chamber of inner ring sleeve, and the space between inside and outside ring set is heat exchanging chamber, medium is housed on exterior ring cap and enters pipe and medium effuser, in heat exchanging chamber, can pour water, thereby be current heating.

As depicted in figs. 1 and 2, two space bars 15 that are oppositely arranged and are divided into two cavitys are housed in above-mentioned heat-conducting oil heating chamber 14, in Fig. 1, do not illustrate above-mentioned space bar, the many communicating pipes 3 that parallel interval setting and both ends are communicated with respectively with two cavitys in heat-conducting oil heating chamber are housed in combustion chamber, many communicating pipes form fire grate, in combustion chamber, be also equipped with and be positioned at above communicating pipe and compact arranged many flow tubes 4, cross section after many flow tubes 4 are arranged is curved, in combustion chamber, be equipped with and be positioned at communicating pipes 3 below and many support pipes 25 arranging of parallel interval, the both ends of support pipe are communicated with respectively with two cavitys in heat-conducting oil heating chamber, cross section after a plurality of support pipes 25 are arranged is in the form of slot, adopt after said structure, in combustion chamber, be divided into three parts, many flow tubes 4 and the space between many communicating pipes 3 are fuel Tian Fang district, the space of support pipe 25 tops is intermediate zone, ash-accepting chamber's 27Zhong Wei waste heat recovery district, on the furnace wall of intermediate zone and the furnace wall in waste heat recovery district, offer respectively fire door, space between many flow tubes 4 and internal protecting wall 11 is fume emission district, the chimney 5 being connected with fume emission district is equipped with at the top of furnace wall 1, the output oil pipe 6 being connected with one of them cavity in heat-conducting oil heating chamber is equipped with in the below of outer furnace wall, top is provided with the input oil pipe 7 being communicated with another cavity in heat-conducting oil heating chamber, in the present embodiment, for convenience of describing, take Fig. 2 as example, definition heat-conducting oil heating chamber 14 is left cavity along the direction first half in figure, Lower Half is right cavity, be that output oil pipe 6 connections are communicated with right cavity, the diaphragm plate 8 that is positioned at flow tube 4 tops is housed on furnace wall 1, diaphragm plate 8 is provided with the smoke passing port 9 being communicated with fume emission district, smoke passing port 9 places are provided with the many heat-exchange tubes 28 that parallel interval arranges, the both ends of heat-exchange tube 28 are communicated with respectively with two cavitys in heat-conducting oil heating chamber, the smoke heat replacing device of conduction oil is equipped with in the top of diaphragm plate 8 in being equipped with, the oil inlet end of smoke heat replacing device is connected with input oil pipe 7, oil outlet end is communicated with the cavity in described heat-conducting oil heating chamber, the oil outlet end that is smoke heat replacing device is connected with above-mentioned left cavity, smoke heat replacing device comprises the outer outlet body 21 that is connected to 1 top, furnace wall, the inside spin coil pipe 22 and the external spiral coil pipe 23 that are set in together are housed in outer outlet body 21, in outer outlet body 21, be provided with the interior sealing cover 24 that covers on external spiral coil pipe 23 tops, interior sealing cover 24 is the box body structure of a sealing, above-mentioned internal and external screw coil pipe is all closely coiled into by pipe and is tubular, in, conduction oil is all housed in external spiral coil pipe, in, the upper orifice of external spiral coil pipe is communicated with, in, the upper orifice of external spiral coil pipe is connected on interior sealing cover 24, the lower nozzle of inside spin coil pipe 22 is communicated with the cavity in heat-conducting oil heating chamber, the lower nozzle (it is the oil outlet end of this smoke heat replacing device) that is inside spin coil pipe 22 is connected with above-mentioned left cavity, input oil pipe is connected in the lower nozzle of external spiral coil pipe 23, the middle cavities of inside spin coil pipe 22 is communicated with smoke passing port, ring cavity between inside spin coil pipe and external spiral coil pipe is communicated with the middle cavities of inside spin coil pipe by the cigarette channel of crossing at inside spin coil pipe 22 tops, the bottom of external spiral coil pipe 23 is provided with discharge flue, chimney 5 is arranged on the top of outer outlet body 21 and is communicated with discharge flue with the space between external spiral coil pipe 23 by outer outlet body 21.

As shown in Figure 1, the flow direction that in figure, the arrow line of solid line is conduction oil, the arrow line of dotted line is the flow direction of flue gas, in conjunction with Fig. 1 and Fig. 2, the flow direction of conduction oil is as follows: conduction oil is introduced into inside spin coil pipe 22 from input oil pipe 7 and carries out heat exchange, by interior sealing cover 24, enter external spiral coil pipe 23 again and carry out heat exchange with flue gas, from external spiral coil pipe 23, enter the left cavity of above-mentioned conduction oil heat exchanging chamber, by internal protecting wall heat exchange, conduction oil is through communicating pipe, flow tube and support pipe 25 enter the right cavity of above-mentioned conduction oil heat exchanging chamber, finally from output oil pipe 6 outputs, on output oil pipe 6, oil circulating pump can be installed, thereby provide the conduction oil of enough heat, conduction oil can be used for food processing, for example iron oil cake, burn etc., conduction oil also can be used for timber processing, conduction oil after use can enter input oil pipe 7 again by circulation line, realize the circulation of conduction oil.In conjunction with Fig. 1 and Fig. 2, the flow direction of flue gas is as follows: fuel is put into fuel Tian Fang district from coal feeding hole 10, during fuel combustion, can heat runner pipe and flow tube, because flow tube forms arc-shaped cover, can make flue gas backflow downwards, greatly reduce the discharge of flue gas and make full use of heat, and the mode that has changed former use pipeline and made arc-shaped cover by refractory material, solved the problem that comes off that refractory material occurs in long use procedure, and this flow tube of closely arranging can make full use of the heat of fuel, flue gas enters the inner chamber of inside spin coil pipe through smoke passing port 9 from fume emission district, flue gas enters the space between inside spin coil pipe and external spiral coil pipe through the inner chamber top of inside spin coil pipe, last flue gas overflows from the below of external spiral coil pipe and enters in outer outlet body 21 and discharge from chimney.

The above is specific constructive form of the present utility model; the utility model is not restricted to the described embodiments; the art personnel, the equivalent variations based on concrete structure on the utility model and parts are replaced all in protection domain of the present utility model.

Claims

1. a heat-conducting oil heating boiler, in comprising, establish the furnace wall (1) of combustion chamber (2), furnace wall (1) comprises internal protecting wall (11), the ring end plate (13) of outer furnace wall end in outer furnace wall (12) and shutoff, space between interior outer furnace wall and ring end plate is heat-conducting oil heating chamber (14), furnace wall (1) is provided with coal feeding hole (10), it is characterized in that: two space bars that are oppositely arranged and are divided into two cavitys (15) are housed in described heat-conducting oil heating chamber (14), the many communicating pipes (3) that parallel interval setting and both ends are communicated with respectively with two cavitys in heat-conducting oil heating chamber are housed in described combustion chamber, many communicating pipes form fire grate, in combustion chamber, be also equipped with and be positioned at above communicating pipe and compact arranged many flow tubes (4), cross section after many flow tubes (4) are arranged is curved, many flow tubes (4) and the space between many communicating pipes (3) are fuel Tian Fang district, space between the outside of many flow tubes (4) and internal protecting wall (11) is fume emission district, the chimney (5) being connected with fume emission district is equipped with at the top of furnace wall (1), the output oil pipe (6) being connected with one of them cavity in heat-conducting oil heating chamber is equipped with in the below of outer furnace wall, top is provided with the input oil pipe (7) being communicated with another cavity in heat-conducting oil heating chamber.

2. heat-conducting oil heating boiler as claimed in claim 1, it is characterized in that: the diaphragm plate (8) that is positioned at flow tube (4) top is housed on described furnace wall (1), diaphragm plate (8) is provided with the smoke passing port (9) being communicated with fume emission district, the smoke heat replacing device of conduction oil is equipped with in the top of diaphragm plate (8) in being equipped with, the oil inlet end of smoke heat replacing device is connected with input oil pipe (7), oil outlet end is communicated with the cavity in described heat-conducting oil heating chamber.

3. heat-conducting oil heating boiler as claimed in claim 2, it is characterized in that: described smoke heat replacing device comprises the outer outlet body (21) that is connected to top, furnace wall (1), the inside spin coil pipe (22) and the external spiral coil pipe (23) that are set in together are housed in outer outlet body (21), in, conduction oil is all housed in external spiral coil pipe, in, the upper orifice of external spiral coil pipe is communicated with, the lower nozzle of described inside spin coil pipe (22) is communicated with the cavity in heat-conducting oil heating chamber, described input oil pipe is connected in the lower nozzle of external spiral coil pipe (23), the middle cavities of inside spin coil pipe (22) is communicated with smoke passing port, ring cavity between inside spin coil pipe and external spiral coil pipe is communicated with the middle cavities of inside spin coil pipe by the cigarette channel of crossing at inside spin coil pipe (22) top, in outer outlet body (21), be provided with the interior sealing cover (24) that covers on external spiral coil pipe (23) top, the bottom of external spiral coil pipe (23) is provided with discharge flue, described chimney (5) is arranged on the top of outer outlet body (21) and is communicated with discharge flue with the space between external spiral coil pipe (23) by outer outlet body (21).

4. heat-conducting oil heating boiler as claimed in claim 3, is characterized in that: described interior sealing cover (24) is the box body structure of a sealing, and the upper orifice of described inside and outside spiral coil is connected on interior sealing cover (24).

5. the heat-conducting oil heating boiler as described in any one in claim 1-4, it is characterized in that: in described combustion chamber, be equipped with and be positioned at the many support pipes (25) that communicating pipe (3) below and parallel interval arrange, the both ends of support pipe are communicated with respectively with two cavitys in heat-conducting oil heating chamber, cross section after a plurality of support pipes (25) are arranged is in the form of slot, and the gap between adjacent two support pipes is less than the gap between adjacent two circulations.

6. the heat-conducting oil heating boiler as described in any one in claim 1-4, it is characterized in that: the below of described furnace wall is equipped with and is supported ring set (26), support in ring set (26) ash-accepting chamber (27) that is positioned at combustion chamber bottom is housed, supporting ring set (26) is comprised of inner ring sleeve, exterior ring cap and upper and lower shrouding, described ash-accepting chamber (27) is positioned at the inner chamber of inner ring sleeve, space between inside and outside ring set is heat exchanging chamber, medium is housed on exterior ring cap and enters pipe and medium effuser.

7. the heat-conducting oil heating boiler as described in any one in claim 2-4, it is characterized in that: described smoke passing port place is provided with the many heat-exchange tubes (28) that parallel interval arranges, and the both ends of heat-exchange tube (28) are communicated with respectively with two cavitys in heat-conducting oil heating chamber.