CN111059564A

CN111059564A - Adjustable locking device for feeding of biomass briquette boiler

Info

Publication number: CN111059564A
Application number: CN201911268167.5A
Authority: CN
Inventors: 廖世潮; 龙文平
Original assignee: Fuzhou Hete New Energy Co ltd
Current assignee: Fuzhou Hete New Energy Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-04-24
Anticipated expiration: 2039-12-11
Also published as: CN111059564B

Abstract

The invention discloses an adjustable feeding locking device of a biomass briquette boiler, which comprises a boiler body, wherein two feeding ports are symmetrically formed in the side wall of the boiler body, feeding devices respectively communicated with the two feeding ports are arranged on the outer walls of the two sides of the boiler body, each feeding device comprises a feeding box welded on the side wall of the boiler body, a material storage groove communicated with the feeding ports is formed in the side wall of the feeding box, a discharging groove communicated with the material storage groove is formed in the bottom of the feeding box, a releasing groove is formed in the bottom of the discharging groove, and a releasing push rod is welded at the bottom of the releasing groove. Has the advantages that: through the sealing connection with the feed supplement mouth of commentaries on classics board for the boiler body is inside to be separated with the storing groove and to be opened, makes the inside burning of boiler can not influence the inside fuel of prestoring of storing groove, and the slurcam offsets with the inner wall of feed supplement mouth under the spring action of promotion spring, further increases sealed isolation effect, guarantees to prestore fuel and does not receive the interference.

Description

Adjustable locking device for feeding of biomass briquette boiler

Technical Field

The invention relates to the technical field of boiler feeding, in particular to an adjustable feeding locking device of a biomass briquette boiler.

Background

The biomass fuel is prepared by burning biomass materials as fuel, and is mainly agricultural and forestry waste. Mainly distinguished from fossil fuels. In the current national policy and environmental protection standard, the direct combustion biomass belongs to a high-pollution fuel, is only used in a rural large stove and is not allowed to be used in a city. The application of the biomass fuel, which is actually mainly a biomass briquette fuel, is a novel clean fuel which is prepared by taking agricultural and forestry wastes as raw materials and carrying out processes of crushing, mixing, extruding, drying and the like to prepare various briquettes and can be directly combusted;

due to the excellent performance of the biomass fuel, the boiler fuel uses the biomass fuel in a large amount, the biomass fuel often contains a large amount of combustible dust, the biomass fuel has the characteristic of high combustion speed, open fire or high-temperature flue gas generated by fuel combustion can ignite the combustible dust and the fuel in the hopper through the feeding channel to cause serious safety accidents, and the existing feeding device has the advantages that the time for communicating the feeding box and the boiler is long when feeding is carried out, so that fire of the fuel in the feeding box is easily caused.

Disclosure of Invention

The invention aims to solve the problem that fire is easy to occur in the material supplementing process in the prior art, and provides an adjustable feeding locking device of a biomass briquette boiler.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an adjustable blocking device of biomass briquette fuel boiler feed, includes the boiler body, two feed supplement mouths have been seted up to the lateral wall symmetry of boiler body, the both sides outer wall of boiler body is equipped with the feed supplement device who communicates respectively with two feed supplement mouths, the feed supplement device is including the benefit workbin of welding on the boiler body lateral wall, the stock tank with the feed supplement mouth intercommunication is seted up to the lateral wall of benefit workbin, the blown down tank with the stock tank intercommunication is seted up to the bottom of benefit workbin, the relief groove has been seted up to the bottom of blown down tank, the bottom welding of relief groove has the release push rod, the top welding of release push rod has the release ejector pad, the inside of feed supplement mouth is equipped with headstock gear, the inner wall of stock tank is equipped with feed supplement trigger mechanism and.

In the adjustable locking device of foretell biomass briquette fuel boiler feed, the headstock gear is including the welding at the feed supplement motor of boiler body outer wall, the output shaft welding of feed supplement motor has the connecting axle, the lateral wall that the connecting axle runs through boiler body extends to in the feed supplement mouth, the connecting axle is located the welding of the intraoral one end of feed supplement and has the pivot, the circumference symmetry welding of pivot has two to change the board, two change the board all with the inside seal sliding connection of feed supplement mouth, the both ends of pivot all with the inner wall seal sliding connection of feed supplement mouth.

In foretell biomass briquette fuel boiler feed adjustable locking device, two the promotion groove has all been seted up to the one end of keeping away from the pivot of commentaries on classics board, two the bottom in promotion groove has all welded the promotion spring, two the one end that the promotion spring kept away from each other has all welded the slurcam, two the slurcam respectively with the sealed sliding connection of inner wall in two promotion grooves.

In foretell biomass briquette fuel boiler feed adjustable locking device, feed supplement trigger mechanism is including seting up the trigger groove on depositing the silo inner wall, the bottom welding of trigger groove has trigger spring, trigger spring's upper end welding has the loading board, the loading board is with the sealed sliding connection of inner wall that triggers the groove, the bottom welding of loading board has the trigger block, the bottom of triggering the groove is fixed with connects the electricity piece.

In foretell biomass briquette fuel boiler feed adjustable locking device, sealed supplementary mechanism is including seting up the compression groove on depositing the silo inner wall, the inner wall welding of compression groove has compression spring, compression spring keeps away from the one end welding of compression groove and has the compression board, the one end welding that the compression board is close to the compression groove has the baffle, the baffle runs through the inner wall in compression groove and extends to inside the benefit workbin.

In the adjustable feeding locking device for the biomass briquette boiler, the inner wall of the material supplementing box is provided with a closed groove, the inner wall of the closed groove is fixed with an adsorption block, and the adsorption block is a permanent magnet.

In foretell biomass briquette fuel boiler feed adjustable locking device, the outer wall welding of boiler body has agitator motor, agitator motor's output shaft welding has stirring rod, stirring rod keeps away from agitator motor's one end welding has the bull stick, the one end welding that stirring rod was kept away from to the bull stick has the closing plate, a plurality of grooves of stretching out, every have been seted up to bull stick circumference lateral wall the bottom of stretching out the groove has all welded coupling spring, every coupling spring keeps away from the one end that corresponds to stretch out the groove and has all welded the board of stretching out, the lateral wall of benefit workbin runs through and has seted up the seal groove, stirring rod runs through the seal groove and extends to inside the material storage tank, the bull stick is located the material storage tank inside.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the interior of the boiler body is separated from the material storage tank through the sealing connection of the rotating plate and the material supplementing port, so that the fuel pre-stored in the material storage tank cannot be influenced by the combustion in the boiler, and the pushing plate is abutted against the inner wall of the material supplementing port under the elastic action of the pushing spring, so that the sealing and isolating effects are further increased, and the pre-stored fuel is ensured not to be interfered;

2. according to the invention, the storage tank is communicated with the interior of the boiler by rotating the rotating plate, so that the pre-stored fuel can be supplemented into the boiler, the supplement of the fuel is realized, and in the process of fuel supplement, the bottom of the feed supplement tank is sealed by the partition plate, so that the feed supplement tank is isolated from the storage tank, open fire and high-temperature smoke in the boiler cannot threaten the fuel in the feed supplement process, and the occurrence of fire accidents is avoided;

3. in the invention, when fuel is prestored, the fuel pushes the bearing plate to move downwards after accumulating to a certain amount, so that the trigger block at the lower end of the bearing plate is contacted with the power connection block, and the release push rod pushes the release push block to seal the bottom of the feeding box, so that the amount of the prestored fuel is certain, the amount of the replenished fuel is ensured to be certain each time, and the feeding is convenient to control;

4. according to the invention, the extension plate is enabled to extend the connecting spring and move out of the extension groove under the action of centrifugal force through rotation of the rotating rod, so that the pre-stored fuel is beaten and stirred, and the fuel is prevented from being burned due to a large amount of agglomeration.

Drawings

FIG. 1 is a schematic structural diagram of a biomass briquette boiler feed adjustable locking device according to the present invention;

FIG. 2 is a sectional view taken along line A in FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is an enlarged schematic view of portion C of FIG. 1;

fig. 5 is an enlarged schematic view of a portion D in fig. 1.

In the figure: 1 boiler body, 2 feed supplementing openings, 3 feed supplementing boxes, 4 material storing grooves, 5 material discharging grooves, 6 releasing grooves, 7 releasing push rods, 8 releasing push blocks, 9 feed supplementing motors, 10 connecting shafts, 11 rotating shafts, 12 rotating plates, 13 triggering grooves, 14 triggering springs, 15 bearing plates, 16 triggering blocks, 17 power receiving blocks, 18 stirring motors, 19 stirring push rods, 20 sealing grooves, 21 rotating rods, 22 extending grooves, 23 connecting springs, 24 extending plates, 25 pushing grooves, 26 pushing springs, 27 pushing plates, 28 compression grooves, 29 compression springs, 30 compression plates, 31 partition plates, 32 sealing grooves, 33 adsorption blocks and 34 sealing plates.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-5, an adjustable locking device for feeding of a biomass briquette boiler comprises a boiler body (1), two feeding ports (2) are symmetrically formed in the side wall of the boiler body (1), feeding devices respectively communicated with the two feeding ports (2) are arranged on the outer walls of the two sides of the boiler body (1), each feeding device comprises a feeding box (3) welded on the side wall of the boiler body (1), a storage tank (4) communicated with the feeding ports (2) is formed in the side wall of the feeding box (3), a discharge chute (5) communicated with the storage tank (4) is formed in the bottom of the feeding box (3), a release chute (6) is formed in the bottom of the discharge chute (5), a release push rod (7) is welded at the bottom of the release chute (6), a release push block (8) is welded at the top of the release push rod (7), and an opening and closing device is arranged inside the feeding ports, the inner wall of the storage tank (4) is provided with a material supplementing triggering mechanism and a sealing supplementing mechanism.

The starting and stopping device comprises a material supplementing motor (9) welded on the outer wall of the boiler body (1), a connecting shaft (10) is welded on an output shaft of the material supplementing motor (9), the connecting shaft (10) penetrates through the side wall of the boiler body (1) and extends into the material supplementing port (2), a rotating shaft (11) is welded at one end, located in the material supplementing port (2), of the connecting shaft (10), two rotating plates (12) are symmetrically welded in the circumferential direction of the rotating shaft (11), the two rotating plates (12) are both connected with the inside of the material supplementing port (2) in a sealing and sliding mode, and both ends of the rotating shaft (11) are both connected with the inner wall of the material supplementing port; promotion groove (25) have all been seted up to the one end of keeping away from pivot (11) of two commentaries on classics board (12), and the bottom of two promotion grooves (25) has all been welded and has been promoted spring (26), and the one end of keeping away from each other of two promotion springs (26) has all been welded and has been promoted board (27), and two promotion board (27) are respectively with the sealed sliding connection of inner wall in two promotion grooves (25), and commentaries on classics board (12) are the spring bolt form, can enter into inside promotion groove (25) under forward extrusion.

The sealing and supplementing mechanism comprises a compression groove (28) formed in the inner wall of the material storage groove (4), a compression spring (29) is welded on the inner wall of the compression groove (28), a compression plate (30) is welded at one end, far away from the compression groove (28), of the compression spring (29), a partition plate (31) is welded at one end, close to the compression groove (28), of the compression plate (30), and the partition plate (31) penetrates through the inner wall of the compression groove (28) and extends into the material supplementing box (3); the inner wall of the material supplementing box (3) is provided with a closed groove (32), the inner wall of the closed groove (32) is fixed with an adsorption block (33), and the adsorption block (33) is a permanent magnet; the partition plate (31) and the release push block (8) are both in a lock tongue shape, and the release push block (8) moves upwards to push the partition plate (31) to move out of the closed groove (32).

The outer wall of the boiler body (1) is welded with a stirring motor (18), an output shaft of the stirring motor (18) is welded with a stirring push rod (19), one end of the stirring push rod (19), which is far away from the stirring motor (18), is welded with a rotating rod (21), one end of the rotating rod (21), which is far away from the stirring push rod (19), is welded with a sealing plate (34), the circumferential side wall of the rotating rod (21) is provided with a plurality of extending grooves (22), the bottom of each extending groove (22) is welded with a connecting spring (23), one end of each connecting spring (23), which is far away from the corresponding extending groove (22), is welded with an extending plate (24), the side wall of the material supplementing box (3) is provided with a sealing groove (20) in a penetrating manner, the stirring push rod (19) penetrates through the sealing groove (20) and extends into the material storing groove (4), the rotating rod (21) is positioned inside the material storing groove (4, avoid depositing silo (4) and outside switch-on, cause boiler body (1) inside and external environment intercommunication to cause the conflagration.

The feed supplementing trigger mechanism comprises a trigger groove (13) formed in the inner wall of the storage groove (4), a trigger spring (14) is welded at the bottom of the trigger groove (13), a bearing plate (15) is welded at the upper end of the trigger spring (14), the bearing plate (15) is connected with the inner wall of the trigger groove (13) in a sealing and sliding mode, a trigger block (16) is welded at the bottom of the bearing plate (15), and an electricity connection block (17) is fixed at the bottom of the trigger groove (13); the contact block (17) and the trigger block (16) are in on-off circuit connection with the stirring motor (18), the stirring push rod (19) and the release push rod (7) through external circuits, and after the contact block (17) is in contact with the trigger block (16), the stirring motor (18), the stirring push rod (19) and the release push rod (7) are all electrified.

According to the invention, when the boiler body (1) normally works, the two rotating plates (12) respectively abut against the top and the bottom of the material supplementing opening (2), the pushing plate (27) abuts against the inner wall of the material supplementing opening (2), the pushing spring (26) is in a compression state, the material supplementing opening (2) and the material storage groove (4) are isolated by the rotating plates (12), open fire and high-temperature flue gas in the boiler body (1) can not enter the material storage groove (4), and the boiler body (1) normally works in the state;

when fuel needs to be supplemented, a supplementing motor (9) is started, the supplementing motor (9) drives a connecting shaft (10) and a rotating shaft (11) to rotate, so that the rotating plates (12) rotate, after the two rotating plates (12) rotate, the rotating plate (12) at the upper end enters the storage tank (4), the rotating plate (12) at the lower end enters the boiler body (1), in the state, the rotating plate (12) at the upper end is contacted and abutted against the compression plate (30), meanwhile, the pushing plate (27) is abutted against the compression plate (30), the partition plate (31) is abutted against the release push block (8), the pushing spring (26) is in a compression state, along with the rotation of the rotating plate (12) at the lower end, so that part of the fuel stored in the storage tank (4) falls into the boiler body (1), the bearing plate (15) is pressed and reduced, and then moves upwards under the elastic action of the trigger spring (14), the trigger block (16) is separated from the electricity-connecting block (17), so that the release push rod (7) is powered off and contracts, the release push block (8) gradually moves out of the material supplementing box (3) along with the contraction of the release push rod (7), the release push block (8) is not propped against the partition plate (31), under the action of the elastic force of the push spring (26), the push plate (27) pushes the compression plate (30) and the partition plate (31) to move, the partition plate (31) enters the closed groove (32) and is contacted with the adsorption block (33), and under the magnetic adsorption action of the adsorption block (33), the partition plate can overcome the elastic force of the compression spring (29) and is propped against the adsorption block (33) all the time;

when the bearing plate (15) is separated from the electricity receiving block (17), the stirring motor (18) and the stirring push rod (19) are powered off, the stirring motor (18) stops rotating, the stirring push rod (19) contracts, so that the stirring push rod (19) and the rotating rod (21) are separated from the material storage tank (4), the rotating plate (12) at the upper end rotates to the lower end gradually along with the rotation of the rotating shaft (11), the fuel in the material storage tank (4) is completely pushed into the boiler body (1) in the rotating process, effective material supplement is realized, when the rotating plate (12) rotates to the position of the bearing plate (15), the pushing plate (27) pushes the bearing plate (15) to move downwards under the elastic force of the pushing spring (26), and then the trigger block (16) is abutted against the electricity receiving block (17) again, so that the stirring motor (18), the stirring push rod (19) and the releasing push rod (7) are powered on, and the stirring push rod (21) to move towards the interior of the material storage tank (4), the rotating rod (21) cannot move into the material storage groove (4) due to the blocking of the rotating plate (12), the release push rod (7) extends to enable the release push block (8) to push the partition plate (31) to move, the partition plate (31) is separated from the adsorption block (33), and the partition plate (31) resets under the elastic force action of the compression spring (29);

along with the rotation of the rotating plate (12) away from the storage tank (4), the bearing plate (15) is not pushed by the pushing plate (27), the bearing plate (15) resets under the elastic action of the trigger spring (14), so that the trigger block (16) is separated from the power-on block (17), the release push rod (7) is powered off again and contracts, in this state, the rotating plate (12) rotates into the material supplementing opening (2) to realize resealing of the material supplementing opening (2), the material supplementing box (3) is communicated with the storage tank (4) through the discharge chute (5), so that fuel in the material supplementing box (3) can enter the storage tank (4) to be prestored, the bearing plate (15) is pushed to move downwards after the prestored fuel reaches a certain weight, the trigger block (16) is contacted with the power-on block (17), the release push rod (7) extends to further enable the release push block (8) to seal the bottom of the material supplementing box (3), realize the quantitative blowing of prestoring, the amount of fuel is prestore adjusted to the stiffness coefficient of accessible adjustment trigger spring (14), and then realize the effective control to feeding volume at every turn, bull stick (21) enters into and deposits silo (4) simultaneously, and bull stick (21) rotate under the drive of agitator motor (18), make and stretch out board (24) and move out under the centrifugal force effect and stretch out groove (22), realize the effective stirring to the fuel of prestoring, avoid the difficult burning of fuel caking.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The biomass briquette fuel boiler feeding adjustable locking device comprises a boiler body (1), wherein two feeding ports (2) are symmetrically formed in the side wall of the boiler body (1), and the biomass briquette fuel boiler feeding adjustable locking device is characterized in that the outer walls of the two sides of the boiler body (1) are provided with feeding devices respectively communicated with the two feeding ports (2), each feeding device comprises a feeding box (3) welded on the side wall of the boiler body (1), the side wall of each feeding box (3) is provided with a storage groove (4) communicated with the feeding ports (2), the bottom of each feeding box (3) is provided with a discharge groove (5) communicated with the storage groove (4), the bottom of each discharge groove (5) is provided with a release groove (6), the bottom of each release groove (6) is welded with a release push rod (7), the top of each release push rod (7) is welded with a release push block (8), and an opening and closing device is arranged inside each feeding port (2), the inner wall of the material storage groove (4) is provided with a material supplementing triggering mechanism and a sealing supplementing mechanism;

the on-off device is including welding feed supplement motor (9) at boiler body (1) outer wall, the output shaft welding of feed supplement motor (9) has connecting axle (10), lateral wall that connecting axle (10) run through boiler body (1) extends to in feed supplement mouth (2), the one end welding that connecting axle (10) are located feed supplement mouth (2) has pivot (11), the circumference symmetry welding of pivot (11) has two to change board (12), two change board (12) all with the inside seal sliding connection of feed supplement mouth (2), the both ends of pivot (11) all with the inner wall seal sliding connection of feed supplement mouth (2).

2. The feeding adjustable locking device of the biomass briquette fuel boiler as claimed in claim 1, wherein the ends of the two rotating plates (12) far away from the rotating shaft (11) are respectively provided with a pushing groove (25), the bottoms of the two pushing grooves (25) are respectively welded with a pushing spring (26), the ends of the two pushing springs (26) far away from each other are respectively welded with a pushing plate (27), and the two pushing plates (27) are respectively connected with the inner walls of the two pushing grooves (25) in a sealing and sliding manner.

3. The feeding adjustable locking device of the biomass briquette fuel boiler as claimed in claim 1, wherein the feeding trigger mechanism comprises a trigger groove (13) arranged on the inner wall of the storage tank (4), a trigger spring (14) is welded at the bottom of the trigger groove (13), a bearing plate (15) is welded at the upper end of the trigger spring (14), the bearing plate (15) is in sealed sliding connection with the inner wall of the trigger groove (13), a trigger block (16) is welded at the bottom of the bearing plate (15), and an electricity-connecting block (17) is fixed at the bottom of the trigger groove (13).

4. The feeding adjustable locking device of the biomass briquette fuel boiler as claimed in claim 1, wherein the sealing and supplementing mechanism comprises a compression groove (28) arranged on the inner wall of the storage groove (4), a compression spring (29) is welded on the inner wall of the compression groove (28), a compression plate (30) is welded at one end, away from the compression groove (28), of the compression spring (29), a partition plate (31) is welded at one end, close to the compression groove (28), of the compression plate (30), and the partition plate (31) penetrates through the inner wall of the compression groove (28) and extends to the interior of the supplement box (3).

5. The feeding adjustable locking device of the biomass briquette fuel boiler as claimed in claim 4, characterized in that the inner wall of the feeding box (3) is provided with a closed groove (32), the inner wall of the closed groove (32) is fixed with an adsorption block (33), and the adsorption block (33) is a permanent magnet.

6. The feeding adjustable locking device of the biomass briquette fuel boiler as claimed in claim 1, wherein a stirring motor (18) is welded on the outer wall of the boiler body (1), a stirring push rod (19) is welded on the output shaft of the stirring motor (18), a rotating rod (21) is welded on one end of the stirring push rod (19) far away from the stirring motor (18), a sealing plate (34) is welded on one end of the rotating rod (21) far away from the stirring push rod (19), a plurality of extending grooves (22) are formed in the circumferential side wall of the rotating rod (21), a connecting spring (23) is welded at the bottom of each extending groove (22), an extending plate (24) is welded on one end of each connecting spring (23) far away from the corresponding extending groove (22), a sealing groove (20) is formed in the side wall of the feeding box (3), and the stirring push rod (19) extends to the inside the feeding groove (4) through the sealing groove (20), the rotating rod (21) is positioned inside the material storage tank (4).