CN2937858Y

CN2937858Y - Energy-saving bee hive stove

Info

Publication number: CN2937858Y
Application number: CN 200620020723
Authority: CN
Inventors: 刁延滨
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-30
Filing date: 2006-04-30
Publication date: 2007-08-22
Anticipated expiration: 2016-04-30

Abstract

An energy saving honeycomb briquet stove relates to a honeycomb briquet stove, aiming at the problem that the present cooking and heating honeycomb briquet stove only has one heating step while warming up the water for heating and with low thermal effect, the utility model provides an energy saving honeycomb briquet stove. The utility model includes a stove jacket 1, a stove core 2 and a lace bar 3, the lace bar 3 is underneath the stove core 2, it also includes a copper fan housing 4, a fin type heat exchanger 5, an exhaust hood 6, a hot water pipe 7, a water return pipe 9, an evacuation pipe 16, a connecting wind pipe 28 and a connecting water pipe 29, it is characterized in that the stove core 2 consists of a big water jacket 21 and a small water jacket 22, both the big water jacket 21 and the small water jacket 22 are of double layer structure. The utility model employs four heat exchanging elements in heat exchanging principle: the big water jacket, the small water jacket, the circle water pipe and the fin type heat exchanger to proceed four heat exchanges, makes the temperature of exhaust gas lower than forty five degree centigrade, the thermal effect reaches as high as ninety percent.

Description

A kind of energy saving briquette stove

Technical field

The utility model relates to a kind of coal stove.

Background technology

For adapting to the needs of environmental protection and energy saving, honeycomb briquette (moulded coal) stove appears on the coal stove market with cooking, the dual-purpose attitude of heating mostly, mostly automatic honeycomb briquette stove in the market is to adopt control air inlet size to realize energy-conservation purpose, also just sufficient combustion is solved for safety Design, can not accomplish quantified controlling by increasing oxygen-supplying amount; The dual-purpose honeycomb briquette stove of cooking, heating has only a heating link when heating for the heating water, have the very low problem of the thermal efficiency.

The utility model content

When heating, have only one to heat link at the dual-purpose honeycomb briquette stove of existing cooking, heating for the heating water, the problem that the thermal efficiency is very low, the utility model provides a kind of energy saving briquette stove.The utility model comprises furnace shell, combustion chamber and grate, grate is put below combustion chamber, it also comprises copper fan housing, finned heat exchanger, exhaust hood, hot-water line, water return pipeline, air draft pipeline, connects airduct and be connected water pipe, copper fan housing is arranged on the rear of combustion chamber, finned heat exchanger be arranged on copper fan housing the rear and and the rear wall of furnace shell between form the air draft cavity, exhaust hood is arranged on the top of copper fan housing, and the air inlet of exhaust hood and the exhaust outlet of copper fan housing are connected by sealing with the upper and lower part of finned heat exchanger front side respectively; Described combustion chamber is made up of big water jacket and small water sleeve, and big water jacket and small water sleeve all are the upper edges that the upper edge of double braid covering structure and small water sleeve is lower than big water jacket, and small water sleeve places in the size cover and between big water jacket and the small water sleeve and forms cavity; On the big jacket sidewall, the bottom has one number service hole and No. two through holes that are communicated with cavity, No. two through holes that big flood puts are communicated with the air inlet of copper fan housing by connecting airduct, the top of big water jacket inwall and the bottom of small water sleeve outer wall have hot water inlet and hot water outlet and two mouthfuls of connections, the bottom of big water-jacket outer wall has water inlet, be provided with the ring-type water pipe in the copper fan housing, the water inlet of ring-type water pipe is communicated with the delivery port of finned heat exchanger bottom, the delivery port of ring-type water pipe is communicated with the water inlet of big water jacket through connecting water pipe, the top of small water sleeve outer wall has hot water outlet, and the one number service hole that hot-water line passes on the big jacket sidewall is communicated with hot water outlet on the small water sleeve; Water return pipeline is communicated with the finned heat exchanger water inlet; The air outlet of exhaust hood and air draft pipeline connection.The flue gas that the utility model produces in use, the cavity → connection airduct → copper fan housing → finned heat exchanger bottom → air draft cavity → finned heat exchanger top → exhaust hood that forms between big water jacket and small water sleeve enters atmosphere at last; The process of the utility model heating heating is: backwater is through the ring-type water pipe → connection water pipe → big water jacket → small water sleeve of water return pipeline → finned heat exchanger → copper fan housing, after hot-water line enters heat supplying pipeline.Adopted four heat-exchanging parts in the heat exchange principle of the present utility model: big water jacket, small water sleeve, ring-type water pipe and finned heat exchanger, carry out four heat exchanges, make the EGT that enters atmosphere below 45 ℃, the thermal efficiency is up to 90%.

Description of drawings

Fig. 1 is a structural representation of the present utility model, and Fig. 2 is the B-B cutaway view of Fig. 1, and Fig. 3 is the A-A cutaway view of Fig. 1, and Fig. 4 is the C-C cutaway view of Fig. 3, and Fig. 5 is the D portion enlarged drawing of Fig. 3, and Fig. 6 is the automatically controlled structural representation of the specific embodiment five to seven.

The specific embodiment

The specific embodiment one: (referring to the present embodiment of Fig. 1-Fig. 4) by furnace shell 1, combustion chamber 2, grate 3, copper fan housing 4, finned heat exchanger 5, exhaust hood 6, hot-water line 7, water return pipeline 9, air draft pipeline 16, connect airduct 28 and be connected water pipe 29 compositions, grate 3 is put below combustion chamber 2, copper fan housing 4 is arranged on the rear of combustion chamber 2, finned heat exchanger 5 is a S type finned heat exchanger, finned heat exchanger 5 be arranged on copper fan housing 4 the rear and and the rear wall of furnace shell 1 between form air draft cavity 8, exhaust hood 6 is arranged on the top of copper fan housing 4, the exhaust outlet of the air inlet of exhaust hood 6 and copper fan housing 4 respectively with finned heat exchanger 5 front sides on, the bottom is connected by sealing; Described combustion chamber 2 is made up of big water jacket 2-1 and small water sleeve 2-2, big water jacket 2-1 and small water sleeve 2-2 are the upper edges that the upper edge of double braid covering structure and small water sleeve 2-2 is lower than big water jacket 2-1, and small water sleeve 2-2 places in the size cover 2-1 and between big water jacket 2-1 and the small water sleeve 2-2 and forms cavity 2-3; On the big water jacket 2-1 sidewall, the bottom has one number service hole 2-4 and No. two through hole 2-5 that are communicated with cavity 2-3, No. two through hole 2-5 on the big water jacket 2-1 are communicated with the air inlet of copper fan housing 4 by connecting airduct 28, the top of big water jacket 2-1 inwall and the bottom of small water sleeve 2-2 outer wall have hot water inlet 2-1-1 and hot water outlet 2-2-1 and two mouthfuls of connections, the bottom of big water jacket 2-1 outer wall has water inlet 2-1-2, be provided with ring-type water pipe 4-1 in the copper fan housing 4, the water inlet of ring-type water pipe 4-1 is communicated with the delivery port of finned heat exchanger 5 bottoms, the delivery port of ring-type water pipe 4-1 is communicated with the water inlet 2-1-2 of big water jacket 2-1 through connecting water pipe 29, the top of small water sleeve 2-2 outer wall has hot water outlet 2-2-2, and the one number service hole 2-4 that hot-water line 7 passes on the big water jacket 2-1 sidewall is communicated with hot water outlet 2-2-2 on the small water sleeve 2-2; Water return pipeline 9 is communicated with finned heat exchanger 5 water inlets; The air outlet of exhaust hood 6 is communicated with air draft pipeline 16.

The specific embodiment two: (difference referring to the present embodiment of Fig. 1-Fig. 4) and the specific embodiment one is to have additional water pump 30 on the described return pipe 9, has additional blower fan 31 on the described air draft pipeline 16.Other composition is identical with the specific embodiment one with annexation.Because present embodiment has increased water pump 30 and blower fan 31, can adjust backwater amount and exhaust air rate as required, to reach optimal heat efficient.

The specific embodiment three: (difference referring to the present embodiment of Fig. 1-Fig. 5) and the specific embodiment one or two is that it has increased lowering or hoisting gear and has pushed away the slag device, lowering or hoisting gear comprises lifting motor 10, two nuts 11, a screw rod 12, No. two screw rods 13, chain 14 and driving gear pair 15, two nuts 11 respectively with the left side of grate 3, right two ends are fixedly connected and form nut-screw drive pair with a screw rod 12 and No. two screw rods 13 respectively, and the lower end of a screw rod 12 and No. two screw rods 13 places respectively in the installation counter-base that is fixed on furnace shell 1 plate upper surface; The bottom of a screw rod 12 and No. two screw rods 13 is installed with a sprocket wheel 12-1 and No. two sprocket wheel 13-1 respectively, and sprocket wheel 12-1, No. two sprocket wheel 13-1 and a chain 14 form chain-drive mechanism; The driven pulley 15-1 of driving gear pair 15 is fixed on the screw rod 12 of a sprocket wheel 12-1 below, the driving wheel 15-2 of driving gear pair 15 and the engagement of the output gear of lifting motor 10; Push away the slag device comprise push away slag motor 17, No. two chains 18, push away slag nut 19, push away slag screw rod 20, No. three sprocket wheels 21, hole be with back-up ring 22, shaft block ring 23, bearing 24, fixed cover 25, key 26 and dreg pushing board 27; Push away slag nut 19 and push away slag screw rod 20 and form nut-screw drive pair; The middle part of No. three sprocket wheels 21 has bearing mounting hole 21-1, and the front end that 24, No. three sprocket wheels 21 of bearing are housed in the bearing mounting hole 21-1 has hole back-up ring mounting groove 21-2, and the hole places the outer ring of hole with back-up ring mounting groove 21-2 inner fixed bearing 24 with back-up ring 22; Fixed cover 25 places in the endoporus of bearing 24, and the rear end of fixed cover 25 has shaft block ring mounting groove 25-1, and shaft block ring 23 places the inner ring of shaft block ring mounting groove 25-1 inner fixed bearing 24; Pushing away slag nut 19 fixedlys connected with the rear end of No. three sprocket wheels 21, the middle part of fixed cover 25 has through hole 25-2, pushing away slag screw rod 20 passes the through hole 25-2 of fixed cover 25 and pushes away slag nut 19 formation nut-screw drive pairs, dreg pushing board 27 is fixed on the front end that pushes away slag screw rod 20, the inwall upper edge axial restraint of the through hole 25-2 of fixed cover 25 has key 26, push away on the outer surface of slag screw rod 20 and have axial keyway 20-1, key 26 places in the axial keyway 20-1 that pushes away on the slag screw rod 20; Push away output chain gear and No. two chains 18 and No. three sprocket wheels 21 formation chain-drive mechanisms of slag motor 17; Have slag-drip opening 1-1 with dreg pushing board 27 corresponding position in the horizontal direction on the front side wall of described furnace shell 1.Other composition is identical with the specific embodiment one or two with annexation.Because present embodiment increased lowering or hoisting gear and slag-draining device, therefore, the utlity model has and need not take away cooking utensil and just can add coal cinder, do not damage coal cinder, be user-friendly to; Simultaneously can realize taking out automatically the honeycomb briquette of after-flame, clean environment, make things convenient for the user.

The specific embodiment four: the difference of (referring to Fig. 2) present embodiment and the specific embodiment three is the circular arc that the cross sectional shape of described dreg pushing board 27 matches for the external diameter with honeycomb briquette.Other composition is identical with the specific embodiment three with annexation.Because the cross sectional shape of the dreg pushing board 27 of present embodiment is the circular arc that the external diameter with honeycomb briquette matches, can make that to push away the slag process more steady.

The specific embodiment five: (referring to Fig. 1, Fig. 6) this specific embodiment with the difference of the specific embodiment three is: described energy saving briquette stove also comprises the coal stove control module, described coal stove control module is by central controller 32, temperature sensor 33, return water temperature sensor 34, hot water temperature's sensor 35, a plurality of analog-to-digital conversion and amplifying circuit 36, display unit 37, clock circuit 38, memory cell 39, water pump control circuit 40 and draught fan control circuit 41 are formed, temperature sensor 33 is used for the interior temperature of measuring chamber as fiducial temperature, return water temperature sensor 34 is fixed in the water return pipeline 9, hot water temperature's sensor 35 is fixed in the hot-water line 7, the output of temperature sensor 33 links to each other with the first input end of central controller 32 by an analog-to-digital conversion and amplifying circuit 36, the output of return water temperature sensor 34 links to each other with second input of central controller 32 by an analog-to-digital conversion and amplifying circuit 36, the output of hot water temperature's sensor 35 links to each other with the 3rd input of central controller 32 by an analog-to-digital conversion and amplifying circuit 36, the demonstration output of central controller 32 links to each other with the input of display unit 37, display unit 37 is used to the temperature value that shows that the sensor detects, the water pump control output end of central controller 32 connects the input of water pump control circuit 40, the output of water pump control circuit 40 connects the control end of water pump 30, the blower fan control output end of central controller 32 connects the input of draught fan control circuit 41, the output of draught fan control circuit 41 connects the control end of blower fan 31, the output of clock circuit 38 connects the clock signal terminal of central controller 32, and the data transmission terminal of central controller 32 links to each other with the data transmission terminal of memory cell 39.Temperature sensor 33, return water temperature sensor 34 and hot water temperature's sensor 35 adopt LM35DZ in this specific embodiment, this specific embodiment utilizes sensor to detect the temperature of room temperature, backwater, hot water respectively, and blower fan 31, water pump 30 are controlled by detected data, make coal stove can automatically adjust and make its thermal efficiency to arrive perfect condition, the thermal efficiency can surpass 90%.Other composition is identical with the specific embodiment three with annexation.

The specific embodiment six: (referring to Fig. 1, Fig. 6) this specific embodiment with the difference of the specific embodiment five is: described coal stove control module also comprises lifting motor control circuit 42 and pushes away slag circuit for controlling motor 43, the lifting motor control output end of central controller 32 connects the input of lifting motor control circuit 42, and the output of lifting motor control circuit 42 connects the control end of lifting motor 10; The slag Electric Machine Control output that pushes away of central controller 32 connects the input that pushes away slag circuit for controlling motor 43, and the output that pushes away slag circuit for controlling motor 43 connects the control end that pushes away slag motor 17.Other composition is identical with the specific embodiment five with annexation.This specific embodiment utilizes central controller 32 to make the process of deslagging also realize automation control.

The specific embodiment seven: (referring to Fig. 1, Fig. 6) this specific embodiment with the difference of the specific embodiment five is: described coal stove control module also comprises gas sensor 43, gas sensor 43 is fixed in the coal stove, and the output of gas sensor 43 links to each other with the four-input terminal of central controller 32 by an analog-to-digital conversion and amplifying circuit 36 respectively.Gas sensor adopts MQ-2 type sensor.Other composition is identical with the specific embodiment five with annexation.Adjust ventilating fan rotating speed control exhaust gas concentration in real time within safe range by gas sensor 43 monitorings, guarantee safe in utilization.

Above-mentioned embodiment is the structure of a cover kitchen range eye and describes, and energy saving briquette stove described in the utility model can be two covers or two and overlaps with the ocular structure of doing the cooking, as long as satisfy instructions for use, all in protection domain of the present utility model.

Claims

1, a kind of energy saving briquette stove, it comprises furnace shell (1), combustion chamber (2) and grate (3), grate (3) is put the below in combustion chamber (2), it is characterized in that it also comprises copper fan housing (4), finned heat exchanger (5), exhaust hood (6), hot-water line (7), water return pipeline (9), air draft pipeline (16), connect airduct (28) and be connected water pipe (29), copper fan housing (4) is arranged on the rear of combustion chamber (2), finned heat exchanger (5) be arranged on copper fan housing (4) the rear and and the rear wall of furnace shell (1) between form air draft cavity (8), exhaust hood (6) is arranged on the top of copper fan housing (4), the exhaust outlet of the air inlet of exhaust hood (6) and copper fan housing (4) respectively with finned heat exchanger (5) front side on, the bottom is connected by sealing; Described combustion chamber (2) is made up of big water jacket (2-1) and small water sleeve (2-2), big water jacket (2-1) and small water sleeve (2-2) all are the upper edges that the upper edge of double braid covering structure and small water sleeve (2-2) is lower than big water jacket (2-1), and small water sleeve (2-2) places in the size cover (2-1) and between big water jacket (2-1) and the small water sleeve (2-2) and forms cavity (2-3); On big water jacket (2-1) sidewall, the bottom has one number service hole (2-4) and No. two through holes (2-5) that are communicated with cavity (2-3), No. two through holes (2-5) on the big water jacket (2-1) are communicated with the air inlet of copper fan housing (4) by connecting airduct (28), the top of big water jacket (2-1) inwall and the bottom of small water sleeve (2-2) outer wall have hot water inlet (2-1-1) and hot water outlet (2-2-1) and two mouthfuls of connections, the bottom of big water jacket (2-1) outer wall has water inlet (2-1-2), be provided with ring-type water pipe (4-1) in the copper fan housing (4), the water inlet of ring-type water pipe (4-1) is communicated with the delivery port of finned heat exchanger (5) bottom, the delivery port of ring-type water pipe (4-1) is communicated with the water inlet (2-1-2) of big water jacket (2-1) through connecting water pipe (29), the top of small water sleeve (2-2) outer wall has hot water outlet (2-2-2), and the one number service hole (2-4) that hot-water line (7) passes on big water jacket (2-1) sidewall is communicated with hot water outlet (2-2-2) on the small water sleeve (2-2); Water return pipeline (9) is communicated with finned heat exchanger (5) water inlet; The air outlet of exhaust hood (6) is communicated with air draft pipeline (16).

2, a kind of energy saving briquette stove according to claim 1 is characterized in that having additional on the described return pipe (9) water pump (30).

3, a kind of energy saving briquette stove according to claim 1 is characterized in that having additional on the described air draft pipeline (16) blower fan (31).

4, a kind of energy saving briquette stove according to claim 1 is characterized in that described finned heat exchanger (5) is a S type finned heat exchanger.

5, a kind of honeycomb briquette stove according to claim 1, it is characterized in that it has increased lowering or hoisting gear, lowering or hoisting gear comprises lifting motor (10), two nuts (11), a screw rod (12), No. two screw rods (13), a chain (14) and driving gear pair (15), two nuts (11) respectively with the left side of grate (3), right two ends are fixedly connected and form nut-screw drive pair with a screw rod (12) and No. two screw rods (13) respectively, and the lower end of a screw rod (12) and No. two screw rods (13) places respectively in the installation counter-base that is fixed on furnace shell (1) plate upper surface; The bottom of a screw rod (12) and No. two screw rods (13) is installed with a sprocket wheel (12-1) and No. two sprocket wheels (13-1) respectively, and a sprocket wheel (12-1), No. two sprocket wheels (13-1) and a chain (14) form chain-drive mechanism; The driven pulley (15-1) of driving gear pair (15) is fixed on the screw rod (12) of a sprocket wheel (12-1) below, the driving wheel (15-2) of driving gear pair (15) and the engagement of the output gear of lifting motor (10); Have slag-drip opening (1-1) on the front side wall of described furnace shell (1).

6, a kind of honeycomb briquette stove according to claim 5, it is characterized in that it has increased pushes away the slag device, push away the slag device comprise push away slag motor (17), No. two chains (18), push away slag nut (19), push away slag screw rod (20), No. three sprocket wheels (21), hole are with back-up ring (22), shaft block ring (23), bearing (24), fixed cover (25), key (26) and dreg pushing board (27); Push away slag nut (19) and push away slag screw rod (20) and form nut-screw drive pair; The middle part of No. three sprocket wheels (21) has bearing mounting hole (21-1), bearing (24) is housed in the bearing mounting hole (21-1), the front end of No. three sprocket wheels (21) has hole back-up ring mounting groove (21-2), and the hole places the outer ring of hole with back-up ring mounting groove (21-2) inner fixed bearing (24) with back-up ring (22); Fixed cover (25) places in the endoporus of bearing (24), and the rear end of fixed cover (25) has shaft block ring mounting groove (25-1), and shaft block ring (23) places the inner ring of shaft block ring mounting groove (25-1) inner fixed bearing (24); Pushing away slag nut (19) fixedlys connected with the rear end of No. three sprocket wheels (21), the middle part of fixed cover (25) has through hole (25-2), pushing away slag screw rod (20) passes the through hole (25-2) of fixed cover (25) and pushes away slag nut (19) formation nut-screw drive pair, dreg pushing board (27) is fixed on the front end that pushes away slag screw rod (20), the inwall upper edge axial restraint of the through hole (25-2) of fixed cover (25) has key (26), push away on the outer surface of slag screw rod (20) and have axial keyway (20-1), key (26) places in the axial keyway (20-1) that pushes away on the slag screw rod (20); Push away output chain gear and No. two chains (18) and No. three sprocket wheels (21) the formation chain-drive mechanism of slag motor (17); The horizontal level of the slag-drip opening (1-1) on the horizontal level of described dreg pushing board (27) and furnace shell (1) front side wall is consistent.

7, a kind of energy saving briquette stove according to claim 6, the circular arc that the cross sectional shape that it is characterized in that described dreg pushing board (27) matches for the external diameter with honeycomb briquette.

8, according to claim 1,2,3 or 5 described a kind of energy saving briquette stoves, it is characterized in that described energy saving briquette stove also comprises the coal stove control module, described coal stove control module is by central controller (32), temperature sensor (33), return water temperature sensor (34), hot water temperature's sensor (35), a plurality of analog-to-digital conversion and amplifying circuit (36), display unit (37), clock circuit (38), memory cell (39), water pump control circuit (40) and draught fan control circuit (41) are formed, temperature sensor (33) is used for the interior temperature of measuring chamber as fiducial temperature, return water temperature sensor (34) is fixed in the water return pipeline (9), hot water temperature's sensor (35) is fixed in the hot-water line (7), the output of temperature sensor (33) links to each other with the first input end of central controller (32) by an analog-to-digital conversion and amplifying circuit (36), the output of return water temperature sensor (34) links to each other with second input of central controller (32) by an analog-to-digital conversion and amplifying circuit (36), the output of hot water temperature's sensor (35) links to each other with the 3rd input of central controller (32) by an analog-to-digital conversion and amplifying circuit (36), the demonstration output of central controller (32) links to each other with the input of display unit (37), display unit (37) is used to the temperature value that shows that the sensor detects, the water pump control output end of central controller (32) connects the input of water pump control circuit (40), the output of water pump control circuit (40) connects the control end of water pump (30), the blower fan control output end of central controller (32) connects the input of draught fan control circuit (41), the output of draught fan control circuit (41) connects the control end of blower fan (31), the output of clock circuit (38) connects the clock signal terminal of central controller (32), and the data transmission terminal of central controller (32) links to each other with the data transmission terminal of memory cell (39).

9, a kind of energy saving briquette stove according to claim 8, it is characterized in that described coal stove control module also comprises lifting motor control circuit (42) and pushes away slag circuit for controlling motor (43), the lifting motor control output end of central controller (32) connects the input of lifting motor control circuit (42), and the output of lifting motor control circuit (42) connects the control end of lifting motor (10); The slag Electric Machine Control output connection that pushes away of central controller (32) pushes away the input of slag circuit for controlling motor (43), and the output connection that pushes away slag circuit for controlling motor (43) pushes away the control end of slag motor (17).

10, a kind of energy saving briquette stove according to claim 8, it is characterized in that described coal stove control module also comprises gas sensor (43), gas sensor (43) is fixed in the coal stove, and the output of gas sensor (43) links to each other with the four-input terminal of central controller (32) by an analog-to-digital conversion and amplifying circuit (36) respectively.