CN201053748Y

CN201053748Y - Coal-fired water-heater

Info

Publication number: CN201053748Y
Application number: CNU2007200396305U
Authority: CN
Inventors: 周志洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-12
Filing date: 2007-06-12
Publication date: 2008-04-30
Anticipated expiration: 2017-06-12

Abstract

The utility model relates to a coal-burning heater, and is characterized in that: the circumambience of a box body is provided with an interlayer water tank communicated with the water current; a furnace is arranged at the central lower part of the inner chamber of the box body; the right side and the left side of the interlayer water tank are provided with a switchable seal box type door; heat absorbing boxes provided with independent empty chamber at the upper parts of the front side and the rear side are communicated by a plurality of heat-absorbing pipes; the central lower part of the front side of the box body is provided with an upper fire door and a lower fire door communicated with the hearth of the inner chamber; the upper part and the lower part of the two side doors are provided with a runback and a water inlet pipe respectively; the lower part of the box body is provided with a drainage pipe and a runback respectively, and the drainage pipe is communicated with a hose; the drainage pipe extends into the inner chamber of the water tank and is communicated with the bottom of the inner chamber of the heat-absorbing box; one end of the drainage pipe arranged inside the front interlayer water tank is communicated with the top of the inner chamber of another heat-absorbing box, and the other end of the drainage pipe is communicated with the bottom of the interlayer water tank. The utility model has the advantages of: (1) energy conservation, and 96 percent thermal efficiency; (2). strong adaptability, coal-burning or firewood-burning; (3) easy to clean and maintain.

Description

Coal burning water heater

Technical field:

The utility model relates to a kind of water heater, be a kind of be the water heater of thermal source with the coal furnace, especially a kind of device that is used to supply bathroom hot water.

Background technology:

The coal burning water heating stove of prior art has also been taked measure in order to save fire coal at present, is used for collecting dispersed heat, but in use has following problem: the one, and seriously polluted, there is technical problem in combustion method; The 2nd, pipeline is stopped up by dust easily, and performance is stable inadequately; The 3rd, heating surface area is little, and the exhaust temperature height is energy-conservation good inadequately.

The utility model content

The purpose of this utility model is to provide a kind of above-mentioned shortcoming that overcomes, make its have more energy-saving effect, be convenient to clear up a kind of coal burning water heater maintenance, that can be applicable to coal, bavin different fuel.

For achieving the above object, the technical scheme that the utility model adopted is: this coal burning water heater, comprise casing, water inlet pipe, outlet pipe, upper furnace, venthole, smoke exhaust pipe, air bleeding valve, thermometer, blow-off pipe, it is characterized in that: be provided with the intermediate water casing that current communicate around in casing, and arranged on left and right sides face top at the intermediate water casing is provided with the sealing aperture of door, but is furnished with the seal case formula door of switch on aperture of door; Forward and backward top at the intermediate water casing is provided with independent cavity endothermic box, and is furnished with the seal cover that can seal off respectively accordingly on forward and backward of casing; In the middle and lower part, front of intermediate water casing, be provided with communicate with the inner chamber burner hearth closed respectively successively and go up fuel inlet hole, following fuel inlet hole, and on the middle and lower part, front of casing, be furnished with upper furnace door, lower furnace door respectively; Middle and lower part in the casing central lumen is provided with upper furnace, lower hearth successively, is provided with the several endothermic tubes of a row between upper furnace, lower hearth, and the two ends of endothermic tube are connected with the intermediate water box cavity; Above upper furnace, be provided with the trapezoidal interlayer body that is connected with intermediate water cabinets cavity all around, be provided with venthole, on venthole, be furnished with port lid at the center of trapezoidal interlayer body; On the trapezoidal intermediate water casing of upper furnace and arranged on left and right sides, be furnished with the flue tube of several settings, the upper end of flue tube communicates with the last inner chamber at casing center, and its lower end communicates with the lower hearth inner chamber; On the bottom centre hole of lower hearth, are furnished with several fire bars; Above trapezoidal interlayer body, be furnished with some endothermic tubes in the inner chamber, the two ends of endothermic tube respectively with the intracavity inter-connection of two endothermic box;

Bottom at two side doors is furnished with water inlet pipe respectively, is furnished with return duct respectively on the top of door, being furnished with drainage tube with door respectively with the bottom of side box body, is furnished with flexible pipe respectively and is connected on the nose end of return duct, drainage tube; After the drainage tube of the casing left and right sides entered the intermediate water cabinets cavity, curved respectively around the back to the intermediate water cabinets cavity, uniting two into one then stretched upwards from its bottom, and the current of set endothermic box intracavity bottom are connected in the top of drainage tube and the back; Be furnished with mozzle in the intermediate water casing of casing front, the upper end of mozzle is connected with the current of top of chamber in the endothermic box, and the lower end of mozzle is connected with the current of intermediate water bottom half.

Described a kind of coal burning water heater is characterized in that: between upper furnace, lower hearth, be provided with Dust Storage Room, respectively be furnished with several endothermic tubes in the Dust Storage Room above and below, the two ends of endothermic tube respectively with the intracavity inter-connection of intermediate water casing; Between upper furnace door, lower furnace door, be provided with the shoot door that communicates with Dust Storage Room.

Described a kind of coal burning water heater is characterized in that: but on the casing top, be provided with the maintenance window of open and close.

The utility model beneficial effect compared with prior art: this coal burning water heater has the following advantages through on probation: the one, and safety.The normal pressure operation, no security incident; The 2nd, energy-conservation.Maximum exhaust temperature is 43 ℃, and the thermal efficiency reaches 96%; The 3rd, adapt to strong.Not only can burn coal and also can burn faggot, positive and negative two kinds of burning structures of employing can be taked different combustion methods according to different fuel, and the two thermal efficiency is identical, the not still energy of the fuel utilization that is fully burned, and compliance with environmental protection requirements again; The 4th, be convenient to cleaning and safeguard.Open the front-back of this water heater seal cover, about door, the maintenance window at top on the face, cabinets cavity can be cleaned out everywhere, be convenient to maintenance, protect being subjected to advantages such as hot property is constant forever, the utility model has thoroughly solved the technical difficult problem that atmospheric hot-water boiler exists.

Description of drawings:

Fig. 1 is a front view of the present utility model;

Fig. 2 is a left view of the present utility model;

Fig. 3 be among Fig. 1 A-A to profile;

Fig. 4 be among Fig. 2 B-B to profile.

The specific embodiment

Describe the utility model in detail below in conjunction with accompanying drawing:

As Fig. 1-shown in Figure 4, this coal burning water heater comprises casing 2, water inlet pipe 9, outlet pipe 7, upper furnace 21, venthole 20, smoke exhaust pipe 5, air bleeding valve 6, thermometer 3, blow-off pipe 15.Smoke exhaust pipe 5 is located at the centre above the top of casing 2, air bleeding valve 6, thermometer 3, outlet pipe 7 be located at respectively casing 2 the top above, blow-off pipe 15 is located at the bottom of casing 2 one sides, and is connected with the intermediate water cabinets cavity respectively.Be provided with the intermediate water casing that current communicate around in the casing 2, be provided with the sealing aperture of door on the and arranged on left and right sides face top of intermediate water casing, but on aperture of door, be furnished with the seal case formula door 27 of switch; Forward and backward top at the intermediate water casing is provided with independent cavity endothermic box 29, and is furnished with the seal cover 4 that can seal off respectively accordingly on forward and backward of casing 2; In the middle and lower part, front of intermediate water casing, be provided with communicate with the inner chamber burner hearth closed respectively successively and go up fuel inlet hole, following fuel inlet hole, and on the middle and lower part, front of casing 2, be furnished with upper furnace door 11, lower furnace door 13 respectively; Be provided with upper furnace 21, lower hearth 24 successively in the middle and lower part of casing 2 central lumen, be provided with the several endothermic tubes 23 of a row between upper furnace 21, lower hearth 24, the two ends of endothermic tube 23 are connected with the intermediate water box cavity; Above upper furnace 21, be provided with the trapezoidal interlayer body that is connected with intermediate water cabinets cavity all around, be provided with venthole 20, on venthole 20, be furnished with port lid 19 at the center of trapezoidal interlayer body; On the trapezoidal intermediate water casing of upper furnace 21 and arranged on left and right sides, be furnished with the flue tube 18 of several settings, the upper end of flue tube 18 communicates with the last inner chamber at casing 2 centers, and its lower end communicates with lower hearth 24 inner chambers; Adopt refractory material to make in the bottom of lower hearth 24, on the centre bore of lower hearth 24 bottoms, be furnished with several fire bars 25; Above trapezoidal interlayer body, be furnished with some endothermic tubes 23 in the inner chamber, the two ends of endothermic tube 23 respectively with the intracavity inter-connection of two endothermic box 29.On casing 2 tops, be provided with maintenance window 30.

Bottom at two side doors 27 is furnished with water inlet pipe 9 respectively, is furnished with return duct 1 respectively on the top of door 27, being furnished with drainage tube 16 with door 27 respectively with the bottom of side box body 2, is furnished with flexible pipe 10 respectively and is connected on the nose end of return duct 1, drainage tube 16; After the drainage tube 16 of casing 2 left and right sides enters the intermediate water cabinets cavity, curved respectively around back to the intermediate water cabinets cavity, uniting two into one then stretches upwards from its bottom, and the current of set endothermic box 29 intracavity bottoms are connected in the top of drainage tube 16 and the back; Be furnished with mozzle 28 in the intermediate water casing of casing 2 fronts, the upper end of mozzle 28 is connected with the current of top of chamber in the endothermic box 29, and the lower end of mozzle 28 is connected with the current of intermediate water bottom half.

This device also can be on the basis of said structure, between upper furnace 21, lower hearth 24, set up Dust Storage Room 22, respectively are furnished with the several endothermic tubes 23 of a row in Dust Storage Room 22 above and below, the two ends of endothermic tube 23 respectively with the intracavity inter-connection of intermediate water casing, flue tube 18 lower ends and this section intermediate water casing thereof also extend to the bottom that next arranges several endothermic tubes 23 thereupon; Between upper furnace door 11, lower furnace door 13, be provided with the shoot door 12 that communicates with Dust Storage Room 22.Constitute another embodiment.

For improving the structural strength of this device, be furnished with strengthening support 17 in the inner chamber of door 27 and intermediate water casing, and on seal cover 4, be shaped on several impressions, make the inner face of seal cover 4 that the reinforcement 14 of several protrusions be arranged.For the ease of operation, on door 27, is furnished with handle 8.

The course of work and operation principle:

At first open inlet valve, during with waterborne the expiring in the intermediate water casing, close inlet valve, water is heated in the burner hearth ignition, is adjusted in temperature displayed on the thermometer 3 by inlet valve, when transferring to suitable temperature, at this moment, this coal burning water heater enters normal operating conditions, and outlet pipe 7 is normally to the bathroom hot-water supply, and water inlet pipe 9 is normally intake.This device utilizes the pressure of running water system to promote hot water from outlet pipe 7 outflows, the route of its current is: running water is respectively earlier behind two water inlet pipes, 9 access doors, 27 inner chambers of door 27 bottoms, more respectively from two return pipes in door 27 tops 1 come out to enter into through flexible pipe 10, drainage tube 16 bottom, back, endothermic box 29 intracavity bottoms of intermediate water casing.The cold water of coming in from drainage tube 16 is after the 23 preliminary heating of some endothermic tubes, by some endothermic tubes 23, flow to again in the mozzle 28 that top of chamber is joined in the endothermic box set on casing 2 fronts 29, and recycle heating from bottom to up by the bottom that mozzle 28 runs to the intermediate water casing, cold water is downward because hot water makes progress, when treating that this strand current run to the top of intermediate water casing, water temperature is up to standard.With this reciprocation cycle.

It is fuel that the heating of this device can be adopted with the coal, and also can adopt faggot is fuel.When adopting coal to be fuel, fire coal is dropped in the upper furnace 21, air-introduced machine is joined in employing on smoke exhaust pipe 5 combustion-supporting, this stove reverse burning, the cigarette that is produced during burning makes progress from the lower end of flue tube 18, behind some endothermic tubes 23, discharges from smoke exhaust pipe 5 more at last.And burning cinder later temporarily stops through storing up grey hole 22, endothermic tube 23 for the treatment of its upper and lower two rows fully after the heat absorption again with surplus ash, by shoot door 12 with the bottom discharge of lime-ash from lower hearth; When adopting faggot to be fuel, earlier the port lid on the venthole 20 19 is lifted, faggot is fed into lower hearth 24 ignition, the cigarette that burning is produced behind some endothermic tubes 23, is discharged from smoke exhaust pipe 5 more at last from flue tube 18, venthole 20 again.

Claims

1. coal burning water heater, comprise casing (2), water inlet pipe (9), outlet pipe (7), burner hearth, venthole (20), smoke exhaust pipe (5), air bleeding valve (6), thermometer (3), blow-off pipe (15), it is characterized in that: be provided with the intermediate water casing that current communicate around in casing (2), and arranged on left and right sides face top at the intermediate water casing is provided with the sealing aperture of door, but is furnished with the seal case formula door (27) of switch on aperture of door; Forward and backward top at the intermediate water casing is provided with independent cavity endothermic box (29), and is furnished with the seal cover (4) that can seal off respectively accordingly on forward and backward of casing (2); In the middle and lower part, front of intermediate water casing, be provided with communicate with the inner chamber burner hearth closed respectively successively and go up fuel inlet hole, following fuel inlet hole, and on the middle and lower part, front of casing (2), be furnished with upper furnace door (11), lower furnace door (13) respectively; Be provided with upper furnace (21), lower hearth (24) successively in the middle and lower part of casing (2) central lumen, be provided with row's several endothermic tubes (23) between upper furnace (21), lower hearth (24), the two ends of endothermic tube (23) are connected with the intermediate water box cavity; Be provided with the trapezoidal interlayer body that is connected with intermediate water cabinets cavity all around in upper furnace (21) top, be provided with venthole (20) at the center of trapezoidal interlayer body, on venthole (20), be furnished with port lid (19); On the trapezoidal intermediate water casing of upper furnace (21) and arranged on left and right sides, be furnished with the flue tube (18) of several settings, the upper end of flue tube (18) communicates with the last inner chamber at casing (2) center, and its lower end communicates with lower hearth (24) inner chamber; On the bottom centre hole of lower hearth (24), are furnished with several fire bars (25); Above trapezoidal interlayer body, be furnished with some endothermic tubes (23) in the inner chamber, the two ends of endothermic tube (23) respectively with the intracavity inter-connection of two endothermic box (29);

Is furnished with water inlet pipe (9) respectively in the bottom of two side doors (27), is furnished with return duct (1) respectively on the top of door (27), be furnished with drainage tube (16) respectively with the bottom of the same side box body of door (27) (2), on the nose end of return duct (1), drainage tube (16), be furnished with flexible pipe (10) respectively and be connected; After the drainage tube (16) of casing (2) left and right sides enters the intermediate water cabinets cavity, curved respectively around back to the intermediate water cabinets cavity, uniting two into one then stretches upwards from its bottom, and the current of set endothermic box (29) intracavity bottom are connected in the top of drainage tube (16) and the back; Be furnished with mozzle (28) in the intermediate water casing of casing (2) front, the upper end of mozzle (28) is connected with the current of the interior top of chamber of endothermic box (29), and the lower end of mozzle (28) is connected with the current of intermediate water bottom half.

2. a kind of coal burning water heater according to claim 1, it is characterized in that: between upper furnace (21), lower hearth (24), be provided with Dust Storage Room (22), respectively be furnished with several endothermic tubes (23) in Dust Storage Room (22) above and below, the two ends of endothermic tube (23) respectively with the intracavity inter-connection of intermediate water casing; Between upper furnace door (11), lower furnace door (13), be provided with the shoot door (12) that communicates with Dust Storage Room (22).

3. a kind of coal burning water heater according to claim 1 is characterized in that: be provided with maintenance window (30) above the top at casing (2).