CN210373520U - Biomass combustion furnace - Google Patents

Abstract

The utility model discloses a biomass combustion furnace, the air-blast subassembly includes the air-blower, the tuber pipe be connected with the air-blower and with the sealed bellows of the one end intercommunication of keeping away from the air-blower of tuber pipe, the furnace mouth is connected with one side of sealing bellows, the wind that the air-blower produced is sent into in the furnace mouth through sealing bellows, the feeding subassembly includes a feeding section of thick bamboo, locate the ejector pin pole in the feeding section of thick bamboo and be connected and locate the motor in the frame with the ejector pin pole, the opposite side and the furnace mouth intercommunication that a feeding section of thick bamboo passed sealed bellows, the one end of keeping away from the furnace mouth of a feeding section of thick bamboo is equipped with the feed inlet, the feed bin fill is including having upper end open-ended storage silo, with the hopper of the lower extreme intercommunication. The utility model discloses in, biomass combustion furnace can realize autoloading in the combustion process of burner nozzle, improves biomass combustion furnace's feeding efficiency to improve the combustion efficiency of burner nozzle.

Description

Biomass combustion furnace

Technical Field

The utility model relates to a combustion apparatus technical field especially relates to a biomass combustion furnace.

Background

The biomass fuel can be corn stalks, rice hulls, peanut shells, corncobs and the like, the biomass combustion furnace can combust the biomass fuel, and in the combustion process, the combustion materials need to be sent into a furnace mouth of the biomass combustion furnace. At present, a burning material is generally sent into a furnace mouth of a combustion furnace through a feeding device, but in the feeding process, the burning material needs to be sent into the feeding device manually, and then the burning material is sent into the furnace mouth through the feeding device, so that the labor intensity of workers is high, the feeding efficiency is low, and the burning efficiency of the furnace mouth is low.

In view of the above-mentioned drawbacks, there is a need for a new biomass burning furnace.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a biomass combustion furnace, which aims at solving the problem of low feeding efficiency of the existing biomass combustion furnace.

In order to achieve the above object, the utility model provides a biomass combustion furnace, biomass combustion furnace includes the frame and locates blast air subassembly, feeding subassembly, furnace mouth and feeding hopper in the frame, the blast air subassembly include the air-blower, with the tuber pipe that the air-blower is connected and with keeping away from of tuber pipe the bellows that seals of one end intercommunication of air-blower, the furnace mouth with one side of sealing the bellows is connected, the wind that the air-blower produced passes through seal the bellows and send into in the furnace mouth, the feeding subassembly include the feeding section of thick bamboo, locate in the feeding section of thick bamboo push rod and with push rod connects and locates motor in the frame, the feeding section of thick bamboo passes seal the opposite side of bellows with the furnace mouth intercommunication, keeping away from of feeding section of thick bamboo the one end of furnace mouth is equipped with the feed inlet, feeding hopper is including having upper end open-ended storehouse, The lower extreme of hopper with the hopper of the lower extreme intercommunication of storage silo and locate switch spare on the hopper, the lower extreme of hopper with the feed inlet intercommunication.

Preferably, the furnace mouth includes that inner tube and cover establish the outer urceolus of inner tube, the inner tube with be formed with inlet air channel between the urceolus, the bottom of inner tube be provided with the first fresh air inlet of inlet air channel intercommunication, be equipped with relative first through-hole and second through-hole on the sealing air box, the urceolus with the edge connection of first through-hole, the inner tube passes first through-hole with the feeding section of thick bamboo intercommunication, inlet air channel passes through first through-hole with the inner space intercommunication of sealing air box, the feeding section of thick bamboo passes the second through-hole with the inner tube intercommunication, the feeding section of thick bamboo is arranged in be equipped with the second fresh air inlet on the perisporium of one end in the sealing air box.

Preferably, the number of the first air inlet holes is multiple, and the number of the first air inlet holes close to the feeding cylinder is larger than that of the first air inlet holes far away from the feeding cylinder.

Preferably, a material observation mirror is arranged on the storage bin.

Preferably, the feeding hopper further comprises a cover covering the upper end opening of the storage bin, and the cover is hinged to the storage bin.

Preferably, the hopper comprises a body, a discharge pipe arranged at the lower end of the body and a discharge pipe arranged on the body, the opening and closing part is arranged on the discharge pipe and used for opening or closing the discharge pipe, a discharge hole is formed in one end, far away from the body, of the discharge pipe, and the discharge hole is communicated with the feed hole.

Preferably, the opening and closing part is an insertion plate, a slot is formed in the discharge pipe, and the insertion plate is inserted into or pulled out of the slot to open or close the discharge hole.

Preferably, the frame includes supporting component and has upper portion open-ended framework, supporting component includes the chassis, locates the universal wheel of chassis below and locate lift lead screw on the chassis, the lower extreme of framework passes through lift lead screw with the chassis is connected, the storage silo is located the upper portion opening part of framework, the hopper is arranged in the framework.

Preferably, a discharge opening is formed in the frame body, and one end, far away from the body, of the discharge pipe is communicated with the discharge opening.

Preferably, a fire viewer is arranged on the furnace mouth, and the fire viewer extends towards the direction far away from the furnace mouth.

The utility model discloses among the technical scheme, the feed bin fill including having upper end open-ended storage silo and with the hopper of the lower extreme intercommunication of storage silo, can save the burning material that needs the conveying earlier in the feed bin fill, when needs feeding, the burning material passes through the lower extreme and the feed inlet entering feed cylinder of hopper, the motor drives the ejector beam and rotates, the ejector beam is sent the burning material in the feed cylinder into the furnace mouth, consequently, biomass combustion furnace can realize autoloading in the combustion process of furnace mouth, improve biomass combustion furnace's feeding efficiency, thereby improve the combustion efficiency of furnace mouth.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a biomass combustion furnace according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a frame, a feeding assembly, a blowing assembly and a furnace mouth in an embodiment of the present invention;

fig. 3 is a schematic structural view of a hopper in an embodiment of the present invention;

FIG. 4 is a schematic structural view of a feeding assembly, a blowing assembly and a furnace nozzle according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a feeding assembly, a blowing assembly and a furnace nozzle in another embodiment of the present invention;

FIG. 6 is a schematic structural view of a feeding assembly and a furnace mouth in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a feeding assembly and a blowing assembly in an embodiment of the present invention;

FIG. 8 is a schematic structural view of a furnace nozzle according to an embodiment of the present invention;

fig. 9 is a schematic structural view of an inner tube in an embodiment of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a biomass combustion furnace aims at solving the problem that current biomass combustion furnace feeding efficiency is low.

Referring to fig. 1 to 4, in an embodiment of the present invention, a biomass combustion furnace 1 includes a frame 10, a blower assembly 40 disposed on the frame 10, a feeding assembly 20, a furnace nozzle 50, and a feeding hopper 60, the blower assembly 40 includes a blower 41, an air pipe 42 connected to the blower 41, and an air sealing box 43 communicated with one end of the air pipe 42 far away from the blower 41, the air sealing box 43 is disposed on the frame 10, the furnace nozzle 50 is connected to one side of the air sealing box 43, wind generated by the blower 41 is fed into the furnace nozzle 50 through the air sealing box 43, the feeding assembly 20 includes a feeding cylinder 21, a pushing rod 22 disposed in the feeding cylinder 21, and a motor 24 connected to the pushing rod 22 and disposed on the frame 10, the feeding cylinder 21 passes through the other side of the air sealing box 43 to be communicated with the furnace nozzle 50, a feeding port 23 is disposed at one end of the feeding cylinder 21 far away from the furnace nozzle 50, the feeding hopper 60 includes a storage hopper, A hopper 62 communicated with the lower end of the storage bin 61, and an opening and closing member 63 on the hopper 62, wherein the lower end of the hopper 62 is communicated with the feed port 23.

The utility model discloses in, feeding hopper 60 including have upper end open-ended storage silo 61 and with the hopper 62 of the lower extreme intercommunication of storage silo 61, can save the burning material that needs the conveying in feeding hopper 60 earlier, when needs feeding, the burning material gets into feed inlet 23 behind the lower extreme that passes through hopper 62, get into feed cylinder 21 through feed inlet 23, ejector beam 22 is auger rod, motor 24 drives ejector beam 22 and rotates, ejector beam 22 sends the burning material in feed cylinder 21 into furnace mouth 50, therefore, biomass combustion furnace 1 can realize autoloading in furnace mouth 50's combustion process, improve biomass combustion furnace 1's feeding efficiency, thereby improve furnace mouth 50's combustion efficiency.

Further, referring to fig. 5 to 8, the furnace nozzle 50 includes an inner cylinder 51 and an outer cylinder 52 sleeved outside the inner cylinder 51, an air inlet channel 53 is formed between the inner cylinder 51 and the outer cylinder 52, a first air inlet 511 communicated with the air inlet channel 53 is provided at the bottom of the inner cylinder 51, a first through hole 431 and a second through hole 432 are provided on the air sealing box 43, the outer cylinder 52 is connected with the edge of the first through hole 431, the inner cylinder 51 is communicated with the feeding cylinder 21 through the first through hole 431, the air inlet channel 53 is communicated with the inner space of the air sealing box 43 through the first through hole 431, the feeding cylinder 21 is communicated with the inner cylinder 51 through the second through hole 432, and a second air inlet 211 is provided on the peripheral wall of one end of the feeding cylinder 21 disposed in the air sealing box 43. The air blower 41 blows air into the air sealing box 43, the air in the air sealing box 43 can be blown into the inner barrel 51 through the air inlet channel 53 and the first air inlet hole 511, so that the burning materials in the inner barrel 51 are combusted in a 'suspension' mode, the air in the air sealing box 43 can also enter the inner barrel 51 along with the burning materials through the second air inlet hole 211, the burning materials and the air are in contact in the feeding barrel 21, the combustion efficiency of the biomass combustion furnace 1 is improved, and energy waste is avoided. Wherein, through setting up sealing air box 43 for only need to use an tuber pipe 42 just can realize the both sides air inlet of inner tube 51, biomass combustion furnace 1's simple structure.

Referring to fig. 9, the inner cylinder 51 is provided with a plurality of abutting plates 512, the abutting plates 512 extend along the longitudinal direction of the inner cylinder 51, the plurality of abutting plates 512 are spaced around the outer circumferential wall of the inner cylinder 51, and the abutting plates 512 can abut against the inner circumferential wall of the outer cylinder 52 so that the inner cylinder 51 and the outer cylinder 52 do not contact with each other. The number of the abutting plates 512 is preferably four, the four abutting plates 512 are uniformly arranged around the outer peripheral wall of the inner cylinder 51 at intervals, the four abutting plates 512 are arranged to form the air inlet channel 53 between the inner cylinder 51 and the outer cylinder 52, and the number of the abutting plates 512 is small.

In order to improve the connection stability of the inner cylinder 51 and the feeding cylinder 21, a connecting piece (not shown) can be arranged at one end of the feeding cylinder 21 close to the inner cylinder 51, the inner cylinder 51 is connected with the feeding cylinder 21 through the connecting piece, the connecting piece is sleeved on the inner cylinder 51, a mounting hole and an ignition hole (not shown) are formed in the connecting piece, and the feeding cylinder 21 penetrates through the mounting hole to be communicated with the inner cylinder 51. In addition, in order to improve the stability of the connection member, a bracket (not shown) for supporting the connection member may be provided in the air sealing box 43, and in order to ensure that the air generated by the blower 41 enters the inner tube 51 through the first and second air inlet holes 511 and 211, a partition member may be provided in the air sealing box 43, the inner space of the air sealing box 43 is divided into a first chamber and a second chamber by the partition member, one end of the air duct 42, which is far away from the blower 41, is communicated with both the first and second chambers, one end of the feeding tube 21, which is provided with the second air inlet hole 211, is provided in the first chamber, and the second chamber is communicated with the air inlet passage 53. The air generated by the blower 41 enters the first chamber and the second chamber through the air duct 42, the air in the first chamber enters the inner cylinder 51 together with the combustion materials after passing through the second air inlet holes 211, and the air in the second chamber enters the air inlet channel 53 and then enters the inner cylinder 51 through the first air inlet holes 511, so that the combustion materials in the inner cylinder 51 are fully combusted.

Referring to fig. 4, the biomass combustion furnace 1 further includes an igniter 30, one end of the igniter 30 is communicated with the air pipe 42, and the other end of the igniter 30 passes through the air sealing box 43 and the ignition hole on the connecting piece and is then disposed in the inner cylinder 51. Ignition is carried out through the igniter 30, manual ignition is not needed for the biomass combustion furnace 1, and the ignition operation is safe and reliable. A ceramic ignition rod is provided in the igniter 30, and the combustion material in the inner tube 51 is ignited by the ceramic ignition rod.

Further, referring to fig. 3, a material observing mirror 611 is disposed on the storage bin 61, so that a user can directly observe the feeding condition in the feeding bin 60 through the material observing mirror 611, thereby facilitating to find out possible faults in time.

Referring to fig. 1 and 3, in order to facilitate storage of the materials in the storage bin 61, the feeding bin 60 may further include a bin cover 64 covering the upper opening of the storage bin 61, and the bin cover 64 is hinged to the upper end of the storage bin 61 to facilitate opening of the cover plate. The side of the cover 64 away from the storage bin 61 is provided with a handle 641, which is convenient for a user to open the cover 64 by grasping the handle 641. In addition, in order to avoid the fuel in the storage bin 61 from being wetted, a sealing ring may be disposed on a side of the cover plate facing the storage bin 61, and a joint between the cover plate and the storage bin 61 is sealed by the sealing ring.

In addition, referring to fig. 3, the hopper 62 includes a body 621, a discharging pipe 622 disposed at a lower end of the body 621, and a discharging pipe 623 disposed on the body 621, wherein the opening and closing member 63 is disposed on the discharging pipe 622, the opening and closing member 63 is used for opening or closing the discharging pipe 622, a discharging hole is formed at an end of the discharging pipe 622 away from the body 621, and the discharging hole is communicated with the feeding hole 23. The material in the hopper 62 enters the feeding hole 23 of the feeding cylinder 21 through the discharging hole, and the material remaining in the hopper 62 can be discharged by designing the discharging pipe 623.

The opening and closing member 63 is an insertion plate, and the discharge pipe 622 is provided with an insertion slot, and the insertion plate is inserted into or pulled out of the insertion slot to open or close the discharge pipe 622. In a preferred embodiment, a wear-resistant layer can be arranged on the inserting plate, and the wear-resistant layer can prevent the inserting plate from being in direct contact friction with the inserting groove, so that the service life of the inserting plate can be prolonged.

Further, referring to fig. 1 and 2, the frame 10 includes a support assembly 11 and a frame 12 having an upper opening, the support assembly 11 includes a bottom frame 111, a universal wheel 112 disposed below the bottom frame 111, and a lifting screw 113 disposed on the bottom frame 111, a lower end of the frame 12 is connected to the bottom frame 111 through the lifting screw 113, the storage bin 61 is disposed at the upper opening of the frame 12, and the hopper 62 is disposed in the frame 12. The height of the frame body 12 can be adjusted by arranging the lifting screw 113, so that the device is convenient for different use requirements of users.

In addition, referring to fig. 2, a discharge opening 121 is formed in the frame 12, one end of the discharge pipe 623, which is away from the body 621, is communicated with the discharge opening 121, and the material to be discharged is discharged through the discharge pipe 623 and the discharge opening 121.

Further, referring to fig. 6, the burner mouth 50 is preferably provided with a fire viewer 70, the fire viewer 70 is preferably disposed near one end of the charging barrel 21, and the fire viewer 70 extends away from the burner mouth 50. When the user needs to observe the combustion condition of the fuel in the burner 50, the user can directly observe through the observer 70.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A biomass combustion furnace is characterized by comprising a frame, a blast component, a feeding component, a furnace nozzle and a feeding bin hopper, wherein the blast component, the feeding component, the furnace nozzle and the feeding bin hopper are arranged on the frame, the blast component comprises a blower, an air pipe connected with the blower and an air sealing box communicated with one end of the air pipe, which is far away from the blower, the furnace nozzle is connected with one side of the air sealing box, air generated by the blower is sent into the furnace nozzle through the air sealing box, the feeding component comprises a feeding barrel, a material pushing rod arranged in the feeding barrel and a motor connected with the material pushing rod and arranged on the frame, the feeding barrel penetrates through the other side of the air sealing box and is communicated with the furnace nozzle, one end, which is far away from the furnace nozzle, of the feeding barrel is provided with a feeding hole, the feeding bin hopper comprises a storage bin with an upper end opening, a hopper communicated with the lower end of the storage bin and a switch piece arranged on the hopper, the lower end of the hopper is communicated with the feed inlet.

2. The biomass combustion furnace according to claim 1, wherein the furnace mouth comprises an inner cylinder and an outer cylinder sleeved outside the inner cylinder, an air inlet channel is formed between the inner cylinder and the outer cylinder, a first air inlet hole communicated with the air inlet channel is formed at the bottom of the inner cylinder, a first through hole and a second through hole which are opposite to each other are formed on the air sealing box, the outer cylinder is connected with the edge of the first through hole, the inner cylinder passes through the first through hole and is communicated with the feeding cylinder, the air inlet channel is communicated with the inner space of the air sealing box through the first through hole, the feeding cylinder passes through the second through hole and is communicated with the inner cylinder, and a second air inlet hole is formed on the peripheral wall of one end of the feeding cylinder, which is arranged in the air sealing box.

3. The biomass burning furnace as set forth in claim 2, wherein said first air inlet holes are plural in number, and the number of said first air inlet holes near said feed cylinder is larger than the number of said first air inlet holes far from said feed cylinder.

4. The biomass combustion furnace as recited in any of claims 1-3, wherein the storage bin is provided with a viewing mirror.

5. The biomass burner of any of claims 1-3, wherein the feed hopper further comprises a cover covering the upper end opening of the storage bin, the cover being hinged to the storage bin.

6. The biomass combustion furnace according to any one of claims 1 to 3, wherein the hopper includes a body, a discharge pipe provided at a lower end of the body, and a discharge pipe provided on the body, the opening and closing member is provided on the discharge pipe, the opening and closing member is used to open or close the discharge pipe, a discharge port is formed at an end of the discharge pipe remote from the body, and the discharge port is communicated with the feed port.

7. The biomass combustion furnace according to claim 6, wherein the opening and closing member is an insertion plate, and the discharge pipe is provided with an insertion groove, and the insertion plate is inserted into or pulled out of the insertion groove to open or close the discharge port.

8. The biomass combustion furnace according to claim 6, wherein the frame comprises a support assembly and a frame body with an upper opening, the support assembly comprises a bottom frame, a universal wheel arranged below the bottom frame and a lifting screw rod arranged on the bottom frame, the lower end of the frame body is connected with the bottom frame through the lifting screw rod, the storage bin is arranged at the upper opening of the frame body, and the hopper is arranged in the frame body.

9. The biomass combustion furnace as claimed in claim 8, wherein the frame body is provided with a discharge opening, and an end of the discharge pipe remote from the body communicates with the discharge opening.

10. The biomass combustion furnace as claimed in any one of claims 1 to 3, wherein the burner is provided with a fire viewer, the fire viewer extending away from the burner.

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