CN114733447A

CN114733447A - Anti-interruption feeding system for dry-method denitration conveying equipment

Info

Publication number: CN114733447A
Application number: CN202210659745.3A
Authority: CN
Inventors: 王杰; 祁晓锋
Original assignee: Gansu Taiju Environmental Protection Technology Co ltd
Current assignee: Gansu Taiju Environmental Protection Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-07-12

Abstract

The invention discloses an anti-interruption feeding system for dry denitration conveying equipment, which relates to the technical field of dry denitration feeding, and comprises a hopper, a material spreading mechanism for guiding materials in the hopper into a hearth and a guide mechanism for assisting the material spreading mechanism to uniformly swing for spreading, wherein the material spreading mechanism comprises a first material guide pipe and a second material guide pipe, a hollow spherical block is fixedly connected between the first material guide pipe and the second material guide pipe, a swing rod penetrates through a fan-shaped guide hole in a sliding manner, the swing rod is limited by the fan-shaped guide hole and can only swing in a reciprocating manner inside the fan-shaped guide hole, so that the materials guided out from the second material guide pipe are uniformly swung, the front side wall and the rear side wall inside the fan-shaped guide hole are respectively provided with toothed blocks which are distributed in a fan-shaped structure, and the outer wall of the swing rod is provided with a tooth groove which is meshed with the toothed blocks. According to the invention, the material in the hopper is guided into the hearth by using the spreading mechanism, and the distribution area of the material can be enlarged, the chemical reaction efficiency is improved, and the denitration efficiency is improved while the guide mechanism assists the spreading mechanism to uniformly swing and spread the material.

Description

Anti-interruption feeding system for dry-method denitration conveying equipment

Technical Field

The invention relates to the technical field of dry denitration feeding, in particular to an anti-interruption feeding system for dry denitration conveying equipment.

Background

Among the current dry process denitration process, need carry the material among the feeder equipment to the reacting furnace in and react, in transportation process, need provide the wind load through the accelerator in order to accelerate the material, make the material can be carried and react in the reacting furnace, but owing to the restriction that receives the structure of conventional accelerator, the air conveying is not abundant with the material mixture, the material can be piled up on the pipe wall, thereby lead to the pipeline card stifled, influence the transport of material, lead to the material in the furnace can't obtain timely transport, influence chemical reaction's normal clear, so designed dry process denitration conveyor equipment here and used the feed system of preventing interrupting, so that solve above-mentioned problem.

Disclosure of Invention

The invention aims to provide an interruption-proof feeding system for a dry-method denitration conveying device, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: dry process denitration conveying equipment is with preventing interrupting feed system, including the hopper, with the hopper in the leading-in furnace of material spreading mechanism and supplementary spreading mechanism evenly sway the guiding mechanism who spreads the material, spreading mechanism includes first passage and second passage, fixedly connected with hollow sphere type piece between first passage and the second passage, first passage, hollow sphere type piece and second passage constitution guide passageway for the guide operation.

The bottom face of hopper is offered and is used for hollow spherical piece to rotate embedded spherical hole, rotate the setting at the spherical hole with hollow spherical piece, set up the stopper simultaneously at the downthehole lateral wall of spherical hole, and the setting of cavity spherical piece outer wall and the spacing draw-in groove of stopper joint, make hollow spherical piece at the downthehole reciprocating swing of spherical, and the rotation phenomenon can not appear, can drive first passage and second passage and use hollow spherical piece as the reciprocal swing of center, first passage can be stirred the material in the hopper, help breaking up the material of deliquescing the caking.

First passage is located the hopper, and the one end that first passage is close to hollow sphere type piece has seted up the feed inlet, and first passage is reciprocal swing in the hopper, and in the material can enter into first passage through the feed inlet, the material crossed hollow sphere type piece inside, continued the whereabouts along the second passage, stretched into the furnace inner chamber with the second passage, and the material is derived from the intraductal bottom opening of second passage for chemical reaction.

Guiding mechanism includes the guide holder, the guide holder sets up in the hopper upper end, and the guide holder can reciprocating adjustment position all around, fan-shaped guiding hole has been seted up to the guide holder, it has the conveying screw who runs through hollow sphere type piece to rotate to peg graft between first passage and the second passage, conveying screw's top fixedly connected with rocking beam, the rocking beam slides and runs through fan-shaped guiding hole, the rocking beam receives the restriction of fan-shaped guiding hole, can only reciprocate in fan-shaped guiding hole inside and sway, make the material of deriving from the second passage evenly wave and spill.

Both sides lateral wall all is equipped with the tooth piece that is fan-shaped structure distribution around the inside of fan-shaped guiding hole, the tooth's socket with tooth piece meshing is seted up to the outer wall of rocking bar, guide holder front and back adjustment position, the tooth's socket of rocking bar can alternate with the inside both sides tooth piece meshing of fan-shaped guiding hole, when rocking bar sways left and right sides, can drive conveying screw all the time along same direction rotation pay-off, conveying screw can derive the material from the second passage in the hopper, the material receives the material mechanism reciprocating swing that spills, when realizing lasting uninterrupted uniform swing spills the material, can also realize enlarging the distribution face region of material, the efficiency of chemical reaction is improved, finally, the efficiency of denitration is improved.

In a further embodiment, the guide mechanism comprises two groups of support blocks, two groups of support blocks are arranged in one group, the two groups of support blocks are respectively arranged on two sides of the upper end of the hopper, a pin shaft is rotatably arranged between the two support blocks in the same group, two ends of the guide seat are fixedly provided with slide blocks which are in sliding insertion connection with the pin shaft, and the guide seat is arranged on the pin shafts of the two groups of support blocks by utilizing a slide block sliding frame.

In a further embodiment, inserting grooves are formed in the upper ends of two supporting blocks of the same group, a door-shaped frame is inserted between the two inserting grooves in a sliding manner, a connecting rod is arranged between the two door-shaped frames, a limiting plate is arranged on one side wall, close to the guide seat, of the door-shaped frame in a sliding manner, two limiting rods are fixedly arranged at the bottom end of the limiting plate, a limiting hole inserted with the limiting rods is formed in the upper end face of the sliding block, a plurality of matching grooves are formed in the outer wall of the pin shaft, the door-shaped frame slides down along the inside of the inserting grooves in real time to drive the limiting plates to slide down synchronously, the limiting rods can penetrate through the limiting holes of the sliding block to be inserted into corresponding matching grooves, the sliding block can be limited to slide randomly along the outer wall of the pin shaft to adjust the position, the position of the guide seat is ensured not to be adjusted any more, and the gear block and the tooth socket can be meshed together in real time, so that the swinging rod can be driven to rotate while swinging in the fan-shaped guide holes, the synchronous linkage operation of the conveying screw rod is realized.

In further embodiment, the limiting plate lateral wall is equipped with the inclined plane, the inclined plane dislocation distribution of two limiting plates, the top both sides of rocking bar are all fixed and are equipped with the roof, when rocking bar sways to one end along fan-shaped guiding hole inside, can utilize the roof to slide along the inclined plane of limiting plate, through be equipped with the jack-up inclined plane just right with the limiting plate inclined plane at the roof lateral wall, along with the continuous jack-up of roof, can make progress jack-up with the limiting plate, because be equipped with the connecting rod between two door type framves, utilize the connecting rod can break away from the gag lever post of both sides spacing hole, have the trend of one side adjustment to keeping away from the roof simultaneously, so can stir the guide holder adjusting position with the rocking bar.

In further embodiment, a material receiving disc is fixedly arranged under the second material guide pipe through an inverted L-shaped suspender, the bottom end of the conveying screw extends into the material receiving disc and is rotationally inserted into the bottom end face of the inner wall of the material receiving disc, a material scattering plate is fixedly arranged on the radial side wall of the bottom end of the conveying screw, materials are guided out from the bottom end of the second material guide pipe and fall on the upper end of the material receiving disc, the conveying screw drives the material scattering plate to rotate, the material falling on the material receiving disc can be waved and scattered, and uniform material scattering operation is achieved.

In a further embodiment, the edge of the receiving tray inclines upwards and tilts, and after the material enters the receiving tray, the material is pulled out by the material scattering plate and is thrown upwards along the edge tilting upwards to the hearth, so that the material is uniformly distributed.

In further embodiment, the hopper outer wall is equipped with the driving medium that can be with rocking bar reciprocating swing inside fan-shaped guiding hole, utilizes the driving medium to drive rocking bar reciprocating swing inside fan-shaped guiding hole, realizes evenly lasting effective operation of spilling the material.

The driving medium adopts the motor, the power shaft of motor rotates and extends to inside the hopper, and fixedly connected with Z type driving lever, the other end of Z type driving lever is fixed with the inserted bar, the guide way of axial distribution is seted up to the outer wall of first passage, inserted bar and the inside slip joint of guide way, the motor provides power and drives Z type driving lever and rotate, the inserted bar is followed Z type driving lever and is made circular motion, when the inserted bar pivoted, can slide along the guide way of first passage is inside, make first passage can drive the hollow sphere type piece around the embedded downthehole horizontal hunting, realize automatic swing and spill material mechanism.

In further embodiment, the both sides lateral wall of first passage all is fixed and is equipped with the horizontal pole, and the tip of horizontal pole articulates there is a supporting beam, and articulated department is equipped with the torsional spring, and a supporting beam's bottom mounting is equipped with a plurality of depression bar, and first passage horizontal hunting in the hopper can drive the reciprocal jack-up of depression bar of a supporting beam bottom of both sides, can extrude the inside caking material of hopper, helps carrying out crushing operation to the caking material.

Preferably, the feeding method based on the anti-interruption feeding system for the dry denitration conveying equipment comprises the following steps:

a1, hopper are used for holding and treat the derivation material, utilize in the leading-in furnace of material in the spreading mechanism will the hopper, when supplementary spreading mechanism evenly sways the material that spills through guiding mechanism, can also realize enlarging the distribution area of material, improve chemical reaction efficiency, improve denitration efficiency.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to an interruption-proof feeding system for dry-method denitration conveying equipment, wherein a hollow spherical block can rotate in a spherical hole on the bottom end surface of a hopper at any angle, so that the whole material spreading mechanism synchronously rotates, a swinging rod can only swing back and forth in the sector-shaped guide hole due to the limitation of the swinging rod by the sector-shaped guide hole, and a guide seat can be adjusted in position back and forth in a reciprocating manner, so that tooth grooves of the swinging rod can be alternately meshed with tooth blocks on two sides in the sector-shaped guide hole, a conveying screw rod can be driven to rotate in the same direction all the time to feed materials when the swinging rod swings left and right, the conveying screw rod can lead the materials in the hopper out of a second material guide pipe, and the materials are swung back and forth by the material spreading mechanism, so that the continuous and uniform swinging spreading can be realized, the distribution area of the materials can be enlarged, the efficiency of chemical reaction is improved, and the denitration efficiency is improved.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a partial cross-sectional view of the spreading mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the motor, the transmission rod, the Z-shaped shift lever and the insertion rod of the present invention;

FIG. 5 is a schematic view of the supporting block, the door frame and the limiting plate of the present invention;

FIG. 6 is a partial structural view of the guide seat of the present invention;

FIG. 7 is a half-sectional view of the guide of the present invention;

FIG. 8 is a cross-sectional view of the swing arm of the present invention in bottom view;

fig. 9 is a partial structure diagram of the spreading mechanism of the present invention.

In the figure: 1. a hopper; 11. a transmission member; 12. a Z-shaped deflector rod; 13. a plug rod; 2. a guide mechanism; 21. a support block; 22. a gantry frame; 23. a limiting plate; 24. a guide seat; 25. a connecting rod; 26. a slider; 27. a limiting hole; 28. a limiting rod; 29. a pin shaft; 210. a tooth block; 3. a material spreading mechanism; 31. a rocking bar; 32. a top plate; 33. a transfer screw; 34. a first material guide pipe; 35. a second material guiding pipe; 36. a material spreading plate; 37. a take-up pan; 38. a guide groove; 39. a hollow spherical block; 310. a cross bar; 311. a support beam; 312. a pressure lever; 313. a tooth socket.

Detailed Description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Please refer to fig. 1, fig. 2, fig. 6, fig. 7 and fig. 9, this embodiment provides an interruption-proof feeding system for a dry denitration conveying device, which includes a hopper 1, a scattering mechanism 3 for guiding the material in the hopper 1 into a furnace, and a guiding mechanism 2 for assisting the scattering mechanism 3 to swing the scattered material uniformly, wherein the hopper 1 is used for holding the material to be guided out, the scattering mechanism 3 is used for guiding the material in the hopper 1 into the furnace, and the scattering mechanism 3 is assisted by the guiding mechanism 2 to swing the scattered material uniformly, so that the distribution area of the material can be enlarged, the chemical reaction efficiency is improved, and the denitration efficiency is improved.

The material spreading mechanism 3 comprises a first material guiding pipe 34 and a second material guiding pipe 35, a hollow spherical block 39 is fixedly connected between the first material guiding pipe 34 and the second material guiding pipe 35, and a material guiding channel is formed by the first material guiding pipe 34, the hollow spherical block 39 and the second material guiding pipe 35 and used for material guiding operation.

The bottom end face of the hopper 1 is provided with a spherical hole used for the hollow spherical block 39 to be embedded in a rotating mode, the hollow spherical block 39 is arranged in the spherical hole in a rotating mode, meanwhile, the side wall of the spherical hole is provided with a limiting block, the outer wall of the hollow spherical block 39 is provided with a limiting clamping groove clamped with the limiting block, the hollow spherical block 39 can swing in a reciprocating mode in the spherical hole, the rotating phenomenon cannot occur, the first material guide pipe 34 and the second material guide pipe 35 can be driven to swing in a reciprocating mode with the hollow spherical block 39 as the center, the first material guide pipe 34 can stir materials in the hopper 1, and the materials which are prone to breaking up and breaking down lumps can be broken up.

First passage 34 is located hopper 1, and first passage 34 has seted up the feed inlet near the one end of cavity ball-type piece 39, and first passage 34 is reciprocal swing in hopper 1, and the material can enter into first passage 34 through the feed inlet in, and the material is crossed inside cavity ball-type piece 39, continues the whereabouts along second passage 35, stretches into the furnace inner chamber with second passage 35, and the material is derived from second passage 35 bottom opening for chemical reaction.

Only rely on first passage 34 to reciprocate to stir in hopper 1 and get into and derive the mode of second passage 35 with the material from the feed inlet in, the accumulational phenomenon of material at first passage 34 and second passage 35 inner wall easily appears, thereby lead to first passage 34 and second passage 35 card stifled, influence the transport of material, lead to the material in the furnace can't in time be carried, influence the normal clear of chemical reaction, carry out the material spilling through 2 auxiliary material follow first passage 34 of guiding mechanism and the interior high-efficient derivation of second passage 35, chemical reaction efficiency is improved, denitration efficiency is improved.

Guiding mechanism 2 includes guide holder 24, guide holder 24 sets up in 1 upper end of hopper, and guide holder 24 can the reciprocating adjustment position all around, fan-shaped guiding hole has been seted up to guide holder 24, it has the conveying screw rod 33 that runs through hollow sphere type piece 39 to rotate to peg graft between first passage 34 and the second passage 35, the top fixedly connected with rocking bar 31 of conveying screw rod 33, rocking bar 31 slides and runs through fan-shaped guiding hole, rocking bar 31 receives the restriction of fan-shaped guiding hole, can only reciprocate and sway in fan-shaped guiding hole inside, make the material that adheres on first passage 34 and second passage 35 inner wall receive the swing and break away from first passage 34 and second passage 35 inner wall, make the material follow second passage 35 bottom high-efficient derivation, avoid appearing the phenomenon that the interior material of furnace supplied absolutely.

Simultaneously through with conveying screw 33 at the guide passageway internal rotation, can effectively convey the material, improve the efficiency that the material was derived.

In order to further improve the efficiency of material derivation, the inside front and back both sides lateral wall of fan-shaped guiding hole all is equipped with the tooth piece 210 that is fan-shaped structural distribution, the tooth's socket 313 with tooth piece meshing is seted up to the outer wall of rocking rod 31, adjust the position around guide holder 24, the tooth's socket 313 of rocking rod 31 can mesh with the inside both sides tooth piece 210 of fan-shaped guiding hole in turn, when rocking rod 31 sways from side to side, can drive conveying screw 33 and rotate the pay-off along same direction all the time, improve the efficiency of material conveying.

Hollow spherical block 39 can rotate in the spherical hole of the bottom end surface of hopper 1, make the synchronous rotation of whole material scattering mechanism 3, rocking rod 31 can adjust the position with guide holder 24 reciprocating front and back simultaneously, thereby make the tooth's socket 313 of rocking rod 31 can mesh with the inside both sides tooth piece 210 of fan-shaped guide hole in turn, when guaranteeing rocking rod 31 left and right rocking, can drive conveying screw 33 and rotate the pay-off along same direction all the time, conveying screw 33 can derive the material from second passage 35 in the hopper 1, the material receives material scattering mechanism 3 reciprocating swing, when realizing continuously not interrupting evenly rocking the material scattering, can also realize enlarging the distribution area of material, the efficiency of chemical reaction is improved, finally, the efficiency of denitration is improved.

Example two

Please refer to fig. 1, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, which are further improved based on embodiment 1:

in order to facilitate the position of the guide seat 24 to be adjusted on the hopper 1 back and forth, the guide mechanism 2 includes two groups of support blocks 21, the two support blocks 21 are in one group, the two groups of support blocks 21 are respectively arranged on two sides of the upper end of the hopper 1, a pin shaft 29 is rotatably arranged between the two support blocks 21 in the same group, two ends of the guide seat 24 are respectively fixedly provided with a slider 26 which is in sliding insertion with the pin shaft 29, and the guide seat 24 is arranged on the pin shaft 29 of the two groups of support blocks 21 by the sliding frame of the slider 26.

The guide holder 24 can be adjusted forward and backward by sliding the slider 26 along the outer wall of the pin 29, so that the front and rear side blocks 210 inside the fan-shaped guide hole can be alternately engaged with the tooth grooves 313 of the swing rod 31 when the swing rod 31 is swung back and forth in the fan-shaped guide hole, thereby ensuring that the feed screw 33 can be driven to rotate and feed in the same direction all the time when the swing rod 31 is swung left and right.

When the tooth socket 313 of the swing rod 31 is meshed with the tooth block 210 on one side of the inner wall of the fan-shaped guide hole, the tooth block 210 is separated from the tooth socket 313, the position of the guide seat 24 needs to be limited, otherwise, the effective rotation of the conveying screw 33 is influenced, in order to ensure that the tooth block 210 is meshed with the tooth socket 313 in real time, the upper ends of two supporting blocks 21 in the same group are respectively provided with an inserting groove, a door-shaped frame 22 is inserted between the two inserting grooves in a sliding manner, a limiting plate 23 is arranged on the side wall of one side of the door-shaped frame 22 close to the guide seat 24 in a sliding manner, two limiting rods 28 are fixed at the bottom ends of the limiting plates 23, the upper end surface of the sliding block 26 is provided with a limiting hole 27 inserted with the limiting rod 28, the outer wall of the pin shaft 29 is provided with a plurality of matching grooves, the door-shaped frame 22 slides down along the inside of the inserting grooves in real time to drive the limiting plate 23 to slide down synchronously, the limiting rod 28 can penetrate through the limiting hole 27 of the sliding block 26 to be inserted and connected with a corresponding one matching groove, the sliding block 26 can be limited to slide freely along the outer wall of the pin shaft 29 to adjust the position, the position of the guide seat 24 is guaranteed not to be adjusted, and the tooth block 210 and the tooth groove 313 can be meshed together in real time, so that the swinging rod 31 can be driven to rotate while swinging in the fan-shaped guide hole, and synchronous linkage operation of the conveying screw 33 is realized.

In order to realize that the front and back positions of the guide holder 24 can be alternately adjusted while the swing rod 31 is swinging back and forth, so that the tooth blocks 210 at both sides inside the fan-shaped guide hole can be alternately engaged with the tooth grooves 313, the side walls of the limit plates 23 are provided with inclined planes, the inclined planes of the two limit plates 23 are distributed in a staggered way, the two sides of the top end of the rocking bar 31 are both fixedly provided with a top plate 32, when the swing lever 31 swings to one end along the inside of the fan-shaped guide hole, it can slide along the inclined surface of the stopper plate 23 by the top plate 32, the side wall of the top plate 32 is provided with the jacking inclined plane opposite to the inclined plane of the limit plate 23, the limit plate 23 can be jacked upwards along with the continuous jacking of the top plate 32, because the connecting rod 25 is arranged between the two door-shaped frames 22, the connecting rod 25 can be used for separating the limiting rods 28 at the two sides from the limiting holes 27, at the same time, since the swing lever 31 tends to be adjusted to a side away from the top plate 32, the swing lever can be shifted to the guide holder 24 to adjust the position.

When the swinging rod 31 swings reversely, the limiting plate 23 loses jacking force and then falls down by using the portal frame 22, meanwhile, the limiting rod 28 can penetrate through the corresponding limiting hole 27 and can be inserted into the matching groove on the outer wall of the pin shaft 29, so that the position of the guide seat 24 can be limited, the operation process is repeated continuously, and the tooth blocks 210 on the two sides in the fan-shaped guide hole can be alternately meshed with the tooth grooves 313.

EXAMPLE III

Referring to fig. 1, fig. 2 and fig. 4, a further improvement is made on the basis of embodiment 2:

in order to realize the automatic even operation of spilling the material, be equipped with the driving medium 11 that can be with rocking bar 31 at the inside reciprocating swing of fan-shaped guiding hole in hopper 1 outer wall, utilize driving medium 11 to drive rocking bar 31 at the inside reciprocating swing of fan-shaped guiding hole, realize evenly lasting effective operation of spilling the material.

The driving part 11 preferably adopts a motor, a power shaft of the motor rotates and extends into the hopper 1, the driving part is fixedly connected with a Z-shaped deflector rod 12, the other end of the Z-shaped deflector rod 12 is fixedly provided with an insertion rod 13, the outer wall of the first material guide pipe 34 is provided with guide grooves 38 which are axially distributed, the insertion rod 13 is in sliding clamping connection with the inner parts of the guide grooves 38, the motor provides power to drive the Z-shaped deflector rod 12 to rotate, the insertion rod 13 follows the Z-shaped deflector rod 12 to do circular motion, the insertion rod 13 can slide along the inner parts of the guide grooves 38 of the first material guide pipe 34 while rotating, the motor adopts a servo motor, the insertion rod 13 rotates and is matched with one side tooth block 210, the insertion rod can swing to one end inside the fan-shaped guide hole, the servo motor reversely rotates, the insertion rod 13 rotates and is matched with the other side tooth block 210 and can swing to the other end inside the fan-shaped guide hole, the processes are continuously repeated, so that the first material guide pipe 34 can drive the hollow ball-shaped block 39 to swing left and right around the embedded hole, realize automatic spill material mechanism 3 that sways.

The both sides lateral wall of first passage 34 all is fixed and is equipped with horizontal pole 310, and the tip of horizontal pole 310 articulates there is a supporting beam 311, and articulated department is equipped with the torsional spring, and a supporting beam 311's bottom mounting is equipped with a plurality of depression bar 312, and first passage 34 horizontal hunting in hopper 1 can drive the reciprocal jack-up of depression bar 312 of a supporting beam 311 bottom of both sides, can be to the extrusion of the inside caking material of hopper 1, helps carrying out crushing operation to the caking material.

Example four

Referring to fig. 1 and fig. 3, a further improvement is made on the basis of embodiment 3:

in order to realize evenly spilling the material, be equipped with the take-up (37) through the fixed take-up (37) that is equipped with of handstand L type jib under second passage 35, the bottom of conveying screw 33 extends to in the take-up (37) and rotates with take-up (37) inner wall bottom face and peg graft, the fixed flitch 36 that spills that is equipped with of the radial lateral wall in bottom of conveying screw 33, the material is derived from second passage 35 bottom and is fallen on take-up (37) upper end, conveying screw 33 drives and spills flitch 36 and rotates, can wave the operation to the material that falls on take-up (37), realize evenly spilling the material operation.

In addition, the edge of the material receiving disc 37 tilts upwards and tilts upwards, and after the materials enter the material receiving disc 37, the materials are pulled out by the material scattering plate 36 and thrown upwards along the edge tilting upwards to the hearth, so that the materials are uniformly distributed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Dry process denitration conveying equipment is with preventing interrupting feed system, including hopper (1), with hopper (1) interior material scattering mechanism (3) and supplementary scattering mechanism (3) of the leading-in furnace of material evenly swing scattering guiding mechanism (2) of material, its characterized in that: the material spreading mechanism (3) comprises a first material guide pipe (34) and a second material guide pipe (35), a hollow spherical block (39) is fixedly connected between the first material guide pipe (34) and the second material guide pipe (35), a spherical hole for the rotary embedding of the hollow spherical block (39) is formed in the bottom end surface of the hopper (1), the first material guide pipe (34) is located in the hopper (1), and a feeding hole is formed in one end, close to the hollow spherical block (39), of the first material guide pipe (34);

the guide mechanism (2) comprises a guide seat (24), the guide seat (24) is arranged at the upper end of the hopper (1), the guide seat (24) can adjust the position in a reciprocating manner front and back, a fan-shaped guide hole is formed in the guide seat (24), a conveying screw (33) penetrating through a hollow spherical block (39) is rotatably inserted between the first material guide pipe (34) and the second material guide pipe (35), the top end of the conveying screw (33) is fixedly connected with a swing rod (31), the swing rod (31) penetrates through the fan-shaped guide hole in a sliding manner, the swing rod (31) is limited by the fan-shaped guide hole and can only swing in a reciprocating manner inside the fan-shaped guide hole, and materials guided out of the second material guide pipe (35) are uniformly swung;

the guide mechanism (2) comprises two groups of supporting blocks (21), the two supporting blocks (21) form one group, the two groups of supporting blocks (21) are respectively arranged on two sides of the upper end of the hopper (1), a pin shaft (29) is rotatably arranged between the two supporting blocks (21) in the same group, and two ends of the guide seat (24) are respectively fixedly provided with a sliding block (26) which is in sliding insertion connection with the pin shaft (29);

the upper ends of two supporting blocks (21) in the same group are respectively provided with an inserting groove, a door-shaped frame (22) is inserted between the two inserting grooves in a sliding manner, a connecting rod (25) is arranged between the two door-shaped frames (22), a limiting plate (23) is arranged on the side wall, close to the guide seat (24), of one side of each door-shaped frame (22) in a sliding manner, two limiting rods (28) are fixedly arranged at the bottom ends of the limiting plates (23), the upper end face of each sliding block (26) is provided with a limiting hole (27) inserted with the corresponding limiting rod (28), and the outer wall of each pin shaft (29) is provided with a plurality of matching grooves;

both sides lateral wall all is equipped with tooth piece (210) that are fan-shaped structure and distribute around the inside of fan-shaped guiding hole, the outer wall of rocking rod (31) is seted up with tooth piece meshed tooth's socket (313), guide holder (24) front and back adjustment position, tooth's socket (313) of rocking rod (31) can alternate with fan-shaped guiding hole inside both sides tooth piece (210) meshing, when rocking rod (31) left and right rocking, can drive conveying screw (33) and rotate the pay-off along same direction all the time.

2. The anti-interrupt feeding system for the dry denitration conveying equipment according to claim 1, characterized in that: the lateral wall of the limiting plate (23) is provided with an inclined plane, the inclined planes of the two limiting plates (23) are distributed in a staggered mode, and top plates (32) are fixedly arranged on two sides of the top end of the swinging rod (31).

3. The anti-interrupt feeding system for the dry denitration conveying equipment according to claim 1, characterized in that: the material receiving plate (37) is fixedly arranged under the second material guiding pipe (35) through an inverted L-shaped hanging rod, the bottom end of the conveying screw (33) extends into the material receiving plate (37) and is rotationally inserted into the bottom end face of the inner wall of the material receiving plate (37), and a material scattering plate (36) is fixedly arranged on the radial side wall of the bottom end of the conveying screw (33).

4. The anti-interrupt feeding system for the dry denitration conveying equipment according to claim 3, characterized in that: the edge of the material receiving disc (37) tilts upwards and tilts upwards, and after materials enter the material receiving disc (37), the materials are pulled out by the material scattering plate (36) and thrown upwards into the hearth along the edge tilted upwards, so that the materials are uniformly distributed.

5. The anti-interrupt feeding system for the dry denitration conveying equipment according to claim 1, characterized in that: a transmission piece (11) capable of enabling the swing rod to swing in a reciprocating mode inside the fan-shaped guide hole is arranged on the outer wall of the hopper (1);

the transmission part (11) adopts a motor;

the power shaft of the motor rotates and extends to the interior of the hopper (1), the Z-shaped shifting rod (12) is fixedly connected with the power shaft, an inserting rod (13) is fixed to the other end of the Z-shaped shifting rod (12), guide grooves (38) which are axially distributed are formed in the outer wall of the first material guide pipe (34), and the inserting rod (13) is connected with the guide grooves (38) in a sliding and clamping mode.

6. The anti-interrupt feeding system for the dry denitration conveying equipment according to claim 5, characterized in that: the utility model discloses a material guiding device, including first passage (34), horizontal pole (310) are all fixed to be equipped with by the both sides lateral wall of first passage (34), the tip of horizontal pole (310) articulates there is a supporting beam (311), and articulated department is equipped with the torsional spring, the bottom mounting of a supporting beam (311) is equipped with a plurality of depression bar (312).

7. The feeding method of the anti-interruption feeding system for the dry denitration conveying equipment adopts the anti-interruption feeding system for the dry denitration conveying equipment in claim 1, and is characterized by comprising the following steps of:

a1, hopper (1) are used for holding the material of waiting to derive, utilize spreading mechanism (3) with the leading-in furnace of material in hopper (1), when supplementary spreading mechanism (3) evenly sways the spreading through guiding mechanism (2), can also realize enlarging the distribution area of material.