CN2316573Y - Separated heat-pipe heater - Google Patents

Abstract

The utility model discloses a separated hot-pipe heater. A combined heat absorber is arranged in a heating furnace with an upper and a lower flues, the leading-out sections of an upper and a lower connecting pipes are respectively inserted in the upper and the lower flues to absorb heat quantity and then are led out to a steam guiding pipe and a liquid guiding pipe, the annular section of the lower connecting pipe is welded into a grate structure, the steam and the liquid guiding pipes and a heat radiator outside the heating furnace form a closed circulating loop, the upper part of the steam guiding pipe is partially provided with a single-pipe heat exchanger, and thus, the utility model can be used for being made into a water heater. The separated hot-pipe heater has the advantages of high thermal efficiency and good heating effect, can meet various requirements of users, and is suitable for central heating of resident families, single-story buildings and small regions.

Description

The separate heat pipe heating plant

The utility model national uses heating equipment, is a kind of improvement project of separate heat pipe heating technology.

Known separate heat pipe heat exchanger, its evaporator section separates with condensation segment, and special vapour, fluid catheter are communicated with two active sections, form the closed circulation of working medium.Because the evaporator section and the condensation segment of heat pipe can adopt sub-assembly, and are suitable for long-range heat exchange, therefore, the separate heat pipe technology has obtained using widely aspect civil heating in recent years.As the disclosed heat-pipe heating system of Chinese patent literature CN205B467U, the evaporator section of heat pipe is to be made of burner hearth, the chamber of a kitchen range and flue sub-assembly partly, in heating, also can be used for cooking, and Btu utilization is more abundant, and heat-transfer effect is good.But it also exists some can improved place, as: the waste heat recovery chuck that the flue position is provided with is when internal layer absorbs heat, and the chuck skin has also produced bigger heat and scattered and disappeared, particularly when the banking fire state, the waste heat recovery chuck not only can not absorb heat, becomes radiator on the contrary; When only being used to warm oneself, the heat at fire door position fails fully to absorb; The external circuit installation form also has gap with instructions for use.

The purpose of this utility model provides the separate heat pipe heating plant that a kind of design is more reasonable, the thermal efficiency further improves.

The utility model is achieved in that a side on top, heating furnace combustion chamber communicates with upper flue, the cinder chamber of below, combustion chamber communicates with lower furnace door, the combination heat dump places in the heating furnace, by the vapour conduit, fluid catheter connects the radiator of heating furnace outside, constitute the closed loop, air bleeding valve is housed on the loop, its main feature is, it below the heating furnace upper flue coupled lower flue, on, one connected entrance is arranged between the lower flue, cinder chamber is led in the lower end of lower flue, upper furnace door communicates with the combustion chamber, last, the junction of lower flue, be equipped with rotating, be used to seal upper flue inlet or, the cover plate of lower flue connected entrance, the section of drawing of combination heat dump first line of a couplet pipe insert to absorb in the upper flue to draw with the vapour conduit behind the heat and link to each other, and the section of drawing of combination heat dump second line of a couplet pipe is drawn with fluid catheter after by cinder chamber's insertion lower flue absorption heat and linked to each other, in the ring segment of second line of a couplet pipe, be welded with one group of endothermic tube, constitute the fire grate structure.

All be welded with on the outer wall of the section of drawing of combination heat dump upper and lower pipe at its garden equally distributed bar shaped fin that absorbs heat on week radially.

On the vapour conduit of closed loop single pipe heat exchanger is housed, its lower end links to each other with the vapour conduit, upper end closed or air bleeding valve is set.

In technique scheme, heating furnace adopts upper and lower flue structure, and the upper and lower pipe of the combination heat dump section of drawing is all inserted in the flue, and endothermic effect and heat insulation effect are preferably arranged; Single pipe heat exchanger is adopted in the part on the closed loop, has both embodied the characteristics of the long-range heat exchange of separate heat pipe, has made full use of single tube easy-to-install characteristics again.

Below in conjunction with accompanying drawing in detail the utility model is described in detail.

Fig. 1, Fig. 2 are separate heat pipe heating plant structural representations.

Fig. 3 is a second line of a couplet pipe ring segment fire grate structural representation among Fig. 1.

Fig. 4 is an A-A profile among Fig. 1.

As shown in the figure:

Heating furnace body 6 tops are cover plates 2, there is gripper shoe 13 at the middle part, the bottom is a base plate 10, and upper furnace door 4 communicates with combustion chamber 9, and lower furnace door 8 communicates with cinder chamber 11, opposite side at body of heater 6 has upper flue 20 to communicate with 9 tops, combustion chamber, its below is the lower flue 15 that communicates with cinder chamber 11, and a connected entrance 17 is arranged between lower flue 15 and the upper flue 20, in upper flue inlet 19 and connected entrance 17 intersections, a rotary cover plate 18 of hinge type is housed, is used to seal upper flue inlet 19 or connected entrance 17; The combination heat dump is the steel pipe assembly welding structure, the vertical tube 3 that comprises one group of annular distribution in body of heater 6, be communicated with a ring pipe 1 at poly-jet-burner by combustion-chamber shape, the upper end of vertical tube 3 is the ring segment connections by first line of a couplet pipe 21, the section of drawing of first line of a couplet pipe 21 insert in the upper flue 20 and from it the portion side draw, the lower end of vertical tube 3 is ring segment 12 connections by second line of a couplet pipe 14, the section of drawing of second line of a couplet pipe 14 insert in the lower flues 15 by cinder chamber 11 and from it the portion side draw, on, second line of a couplet pipe 21, be welded with on the outer wall of 14 sections of drawing at its garden equally distributed one group or two group leader's bar shapeds heat absorption fin 22 on week radially, 16, when adopting two groups of heat absorption fins, heat absorption fin sectional arranged crosswise, there is one group of parallel pipe 32 to become the fire grate structure in the second line of a couplet pipe ring segment 12, and is located on the gripper shoe 13 with its assembly welding; Except that keep combustion chamber 9 and upper flue 20 hot-fluids unimpeded, between body of heater 6 and vertical tube 3, fill flame-proof thermal insulation material, and vertical tube 3 inner chambers of annular distribution warded off into shaped burner hearth, one deck insulation material is also arranged on the inner surface of cinder chamber's 11 inner furnace bodies 6.

In the heating furnace outside, 21 outlets of first line of a couplet pipe link to each other with vapour conduit 23, vapour conduit 23 links to each other with radiator 25,26,27,28 inlets respectively, 14 outlets of second line of a couplet pipe link to each other with fluid catheter 24, fluid catheter 24 links to each other with the outlet of each radiator respectively, thereby formation closed loop, whole loop keeps certain gradient, peak in the loop is equipped with air bleeding valve 29, radiator can be the finned tubular radiator 27,28 of string sheet convector radiator 25, pipe row's formula radiator 26 and various ways, radiator is not limited to horizontal positioned, also can vertically place.On vapour conduit 23, can the part be provided with and use single pipe heat exchanger 30, as the spiral tube exchanger of Fang Zhiing, finned tube exchanger etc. from low to high, its lower end links to each other with vapour conduit 23, upper end closed or install air bleeding valve 31.Whole heating plant fills heat-conducting work medium at closed circulation system, find time or emptying (can not establish air bleeding valve when finding time), sealing after can come into operation.

The utility model both can satisfy the requirement that the user heats up water, cooks at fire door in use, can effectively absorb heat again and be used for heating, had kept higher integrated heat efficiency.When only being used for heating, can close lower furnace door 8, open connected entrance 17 and enter the mouth 19 with cover plate 18 sealing upper flues, open upper furnace door 4, at this moment the hot-fluid that burning produces by combustion chamber 9 through second line of a couplet pipe ring segment 12 fire grate places, cinder chamber 11, lower flue 15, discharge after the upper flue 20 abundant heat releases, the combination heat dump not only in the combustion chamber 9 and second line of a couplet pipe ring segment 12 fire grate places absorbed high-grade heat, also fully absorbed flow through on, lower flue 15,20 flue gas heat, on, bar shaped heat absorption fin 16 on the second line of a couplet pipe section of drawing, 22, both strengthened endothermic effect, seldom increase the resistance of flow of flue gas again, make whole heating plant sufficient combustion, heat energy utilization rate height, the thermal efficiency can reach 65%.When the banking fire state, the combination heat dump can effectively absorb the heat in the combustion chamber 9, and upper flue 20 has good insulation effect simultaneously, thereby makes the even weighing apparatus of whole heating system temperature.The local single pipe heat exchanger 30 that is provided with on the closed loop, simple installation is flexible, can be used for making water heater, further satisfies user's demand.

The utility model is applicable to resident family, single building building, also is applicable to the central heating of zonule.

Claims (3)

1, a kind of separate heat pipe heating plant, top, heating furnace combustion chamber (9) one side communicates with upper flue (20), the cinder chamber (11) of below, combustion chamber (9) communicates with lower furnace door (8), the combination heat dump places in the heating furnace, by vapour conduit (23), fluid catheter (24) connects the radiator (25) of heating furnace outside, (26), (27), (28), constitute the closed loop, air bleeding valve (29) is housed on the loop, it is characterized in that: the below of heating furnace upper flue (20) is coupled lower flue (15), on, one connected entrance (17) is arranged between the lower flue, cinder chamber (11) is led in the lower end of lower flue (15), upper furnace door (4) communicates with combustion chamber (9), last, lower flue (20), (15) junction, be equipped with rotating, be used to seal upper flue inlet (19) or, the cover plate (18) of lower flue connected entrance (17), the section of drawing of combination heat dump first line of a couplet pipe (21) is inserted to draw with vapour conduit (23) behind the absorption heat in the upper flue (20) and is linked to each other, the section of drawing of combination heat dump second line of a couplet pipe (14) is drawn with fluid catheter (24) after by cinder chamber (11) insertion lower flue (15) absorption heat and is linked to each other, in the ring segment (12) of second line of a couplet pipe (14), be welded with one group of endothermic tube (32), constitute the fire grate structure.

2, separate heat pipe heating plant according to claim 1 is characterized in that: be welded with on the section of the drawing outer wall of the combination upper and lower pipe of heat dump (21), (14) in its garden equally distributed bar shaped heat absorption fin (16), (22) on week radially.

3, separate heat pipe heating plant according to claim 1 and 2 is characterized in that: on the vapour conduit (23) of closed loop single pipe heat exchanger (30) is housed, its lower end links to each other with vapour conduit (23), upper end closed or air bleeding valve (31) is set.

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