CN109028016B - High-efficient H type fin economizer - Google Patents
High-efficient H type fin economizer Download PDFInfo
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- CN109028016B CN109028016B CN201810855353.8A CN201810855353A CN109028016B CN 109028016 B CN109028016 B CN 109028016B CN 201810855353 A CN201810855353 A CN 201810855353A CN 109028016 B CN109028016 B CN 109028016B
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- water pipe
- rotating
- sleeve
- spring
- baffle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Incineration Of Waste (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention relates to a high-efficiency H-shaped fin coal economizer which comprises a water pipe, at least two fins, a power mechanism and an ash removing mechanism, wherein the ash removing mechanism comprises a second supporting rod, a first spring, a rotating shaft, a lifting sleeve, a supporting sleeve, two rotating wheels, two fixing rods and two knocking components, the power mechanism comprises two rotating sleeves, two limiting components and at least two driving components, the driving components comprise a bracket, a supporting frame, a first supporting rod, a third spring, a first baffle plate, a second baffle plate, two first connecting sleeves and two second connecting sleeves, in the high-efficiency H-shaped fin coal economizer, the knocking blocks can be driven by the ash removing mechanism to reciprocate left and right, so that dust on the fins is vibrated down by the knocking blocks, the amount of dust on the coal economizer is reduced, and water in the coal economizer can be uniformly heated, the rotating wheel can be driven to reciprocate up and down through the power mechanism, so that power can be provided for the ash removing mechanism.
Description
Technical Field
The invention relates to the field of economizers, in particular to a high-efficiency H-shaped fin economizer.
Background
The economizer is a device which is arranged at the lower part of a flue at the tail of a boiler and used for recovering waste heat of exhausted smoke, water fed by the boiler is heated into a heating surface of saturated water under the pressure of a steam drum, and the economizer is called as an economizer because the economizer absorbs heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy and improves efficiency, can be used as a boiling type economizer without pressure limitation, is generally made of carbon steel pipes with the outer diameter of 32-51 mm, sometimes is additionally provided with fins and fins outside the pipes to improve the heat transfer effect, consists of parallel elbow pipes (commonly called as coiled pipes) which are horizontally arranged, is mainly suitable for industry and is gradually popularized to agriculture and related industries and businesses.
When a common economizer is used on a boiler, a large amount of dust is in waste gas of the boiler, so that the economizer can accumulate a large amount of dust after being used for a long time, the dust can cause the smoke temperature behind the economizer to be reduced or the smoke temperature difference at two sides to be increased, the economizer is not uniformly heated, meanwhile, the resistance of the economizer to smoke can be increased, the power consumption of an induced draft fan is increased, and the economizer is generally arranged inside a flue, so that the working environment of the economizer is severe, and a common driving device cannot normally work in the environment.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a high-efficiency H-shaped fin economizer is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency H-shaped fin economizer comprises a water pipe and at least two fins, wherein each fin is sequentially and uniformly sleeved on the water pipe;
the ash removing mechanism comprises a second supporting rod, a first spring, a rotating shaft, a lifting sleeve, a supporting sleeve, two rotating wheels, two fixing rods and two knocking components, the second supporting rod is vertically arranged between the two fins, one end of the second supporting rod is arranged on the water pipe, the lifting sleeve is sleeved on the other end of the second supporting rod, the first spring is sleeved on the second supporting rod, one end of the first spring is arranged on the water pipe, the other end of the first spring is arranged on the lifting sleeve, the two knocking components are respectively arranged at two sides of the second supporting rod, the two fixing rods are respectively vertically arranged above two sides of the lifting sleeve, the supporting sleeve is horizontally arranged, the rotating shaft penetrates through the supporting sleeve, the two rotating wheels are respectively arranged on two sides of the rotating shaft, and two ends of the rotating shaft are respectively connected with the circle centers of the two rotating wheels;
the power mechanism comprises two rotating sleeves, two limiting assemblies and at least two driving assemblies, the two rotating sleeves are respectively sleeved at two ends of the water pipe, the two limiting assemblies are respectively arranged at one sides of the two rotating sleeves, which are far away from each other, the driving assemblies are uniformly arranged around the circumferential direction of the central axis of the water pipe, and two ends of each driving assembly are respectively connected with the two rotating sleeves;
the driving assembly comprises a support, a support frame, a first support rod, a third spring, a first baffle, a second baffle, two first connecting sleeves and two second connecting sleeves, the support is U-shaped with an opening facing the direction of the water pipe, two ends of the support are respectively arranged on the two rotating sleeves, the support frame is arranged on one side of the support far away from the water pipe, the support and the support frame are positioned in the same plane, two ends of the first support rod are respectively connected with the middle parts of two sides of the support frame, the two first connecting sleeves are respectively sleeved on two ends of the first support rod, the first baffle is arranged on one side of the first support rod far away from the water pipe, two ends of one side of the first baffle are respectively connected with the two first connecting sleeves, the two second connecting sleeves are respectively sleeved on two ends of the first support rod, the second baffle is arranged on one side of the first support rod close to the water pipe, the two second connecting sleeves are respectively connected with two ends of one side of the first baffle, two ends of the third spring are respectively arranged at the centers of the same sides of the first baffle and the second baffle, and the other side of the first baffle and the other side of the second baffle are abutted against one side, close to the third spring, of the supporting frame.
As preferred, in order to shake the dust on the fin and fall, strike the subassembly and include first transfer line, second transfer line and strike the piece, strike the piece and set up the one side at the second bracing piece, the one end of second transfer line is articulated with the one end of striking the piece, the other end of second transfer line articulates the one side at the one end of second bracing piece, the one end of first transfer line is articulated with the other end of striking the piece, the other end of first transfer line articulates the below in one side of lifting sleeve.
Preferably, in order to reduce the abrasion of the knocking block on the fins, a buffer pad is further arranged on one side of the knocking block, which is close to the fins.
Preferably, in order to improve the connection stability of the lifting sleeve and the second support rod, a limit block is further arranged at one end of the second support rod, which is close to the lifting sleeve.
As preferred, in order to improve two rotating sleeve's stability, spacing subassembly includes the spacing ring, the spacing ring sets up the one side of keeping away from the support at rotating sleeve, the spacing ring cover is established and is served at the water pipe, evenly set up respectively in circumference respectively at the both ends of water pipe has two at least spouts, the straight line at spout place is parallel with the central axis of water pipe, and the inside of each spout is equipped with a slider respectively, and the inside of each spout is kept away from rotating sleeve's one side and still is equipped with a second spring, the one end setting of second spring is in the inner wall of spout keep away from rotating sleeve's one side, the other end setting of second spring is on the slider, and each slider evenly sets up on the inner wall of spacing ring round the central axis circumference of spacing ring.
Preferably, in order to reduce the friction force between the rotating sleeve and the limiting ring, at least two connecting blocks are further arranged on one side, close to the rotating sleeve, of the limiting ring, each connecting block is circumferentially and uniformly arranged on one side, close to the rotating sleeve, of the limiting ring around the central axis of the limiting ring, an opening is formed in one side, close to the rotating sleeve, of each connecting block, a ball is arranged inside each opening, the opening is matched with the ball, and the center of the ball is arranged inside each connecting block.
Preferably, in order to improve the heat conduction efficiency of the fins, the fins are made of aluminum alloy.
Preferably, in order to improve the smoothness of the rotation of the first baffle and the second baffle, the outer surface of the first support rod is further coated with grease.
Preferably, to further increase the stability of the two rotating sleeves, each second spring is in a compressed state.
Preferably, in order to prolong the service life of the water pipe, the inner wall of the water pipe is also coated with an anti-corrosion zinc coating.
The invention has the advantages that in the high-efficiency H-shaped fin economizer, the knocking block can be driven to reciprocate left and right by the ash removing mechanism, thereby vibrating the dust on the fins by the knocking block, reducing the amount of dust on the economizer, thereby the water in the economizer can be heated evenly, and simultaneously the resistance of the economizer to the flue gas is reduced, the mechanism has simple structure, thereby reducing the number of fault points of the mechanism and reducing the maintenance cost of the coal economizer, moreover, each bracket can be driven to rotate around the rotating sleeve by the power mechanism, therefore, the rotating wheels are driven by the brackets to reciprocate up and down, so that power can be provided for the movement of the knocking block, the mechanism provides power through the flowing of the flue gas, so that the energy consumption of the economizer is reduced, and the practicability of the economizer is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of the high-efficiency H-shaped fin economizer of the present invention;
FIG. 2 is a schematic structural diagram of an ash removal mechanism of the high-efficiency H-shaped fin economizer of the present invention;
FIG. 3 is a schematic structural diagram of a driving assembly of the high-efficiency H-shaped fin economizer of the present invention;
FIG. 4 is a schematic structural diagram of a limiting assembly of the high-efficiency H-shaped fin economizer of the present invention;
in the figure: 1. the structure of the automobile seat comprises a support frame, 2, a first baffle, 3, a first connecting sleeve, 4, a second connecting sleeve, 5, a first support rod, 6, a third spring, 7, a second baffle, 8, a support, 9, fins, 10, a rotating sleeve, 11, a water pipe, 12, a rotating wheel, 13, a rotating shaft, 14, a support sleeve, 15, a fixing rod, 16, a lifting sleeve, 17, a first transmission rod, 18, a knocking block, 19, a cushion, 20, a second transmission rod, 21, a first spring, 22, a second support rod, 23, a limiting ring, 24, a connecting block, 25, a ball, 26, a sliding groove, 27, a sliding block and 28, and a second spring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a high-efficiency H-shaped fin economizer comprises a water pipe 11 and at least two fins 9, wherein each fin 9 is sequentially and uniformly sleeved on the water pipe 11, and further comprises a power mechanism and an ash removing mechanism, wherein the power mechanism is arranged on the water pipe 11, two ash removing mechanisms are respectively arranged between two adjacent fins 9 in each fin 9, and each ash removing mechanism is arranged on the water pipe 11;
as shown in fig. 2, the ash removing mechanism includes a second support rod 22, a first spring 21, a rotation shaft 13, a lifting sleeve 16, a support sleeve 14, two rotation wheels 12, two fixing rods 15 and two knocking assemblies, wherein the second support rod 22 is vertically disposed between two fins 9, one end of the second support rod 22 is disposed on the water pipe 11, the lifting sleeve 16 is sleeved on the other end of the second support rod 22, the first spring 21 is sleeved on the second support rod 22, one end of the first spring 21 is disposed on the water pipe 11, the other end of the first spring 21 is disposed on the lifting sleeve 16, the two knocking assemblies are respectively disposed on two sides of the second support rod 22, the two fixing rods 15 are respectively vertically disposed above two sides of the lifting sleeve 16, the support sleeve 14 is horizontally disposed, the rotation shaft 13 passes through the support sleeve 14, the two rotation wheels 12 are respectively disposed on two sides of the rotation shaft 13, the two ends of the rotating shaft 13 are respectively connected with the circle centers of the two rotating wheels 12;
wherein, the air current blows to the lower part of the coal economizer from the upper part of the coal economizer, the power mechanism is driven to run under the action of the air current, simultaneously, under the supporting action of the second supporting rod 22, the stability of the lifting sleeve 16 is improved, then, under the supporting action of the lifting sleeve 16, the stability of the supporting sleeve 14 is improved through the two fixing rods 15, simultaneously, under the action of the two fixing rods 15, the lifting sleeve 16 is lifted along the second supporting rod 22, simultaneously, the supporting sleeve 14 can not collide with the second supporting rod 22, then, under the supporting action of the supporting sleeve 14, the stability of the two rotating wheels 12 is improved through the rotating shaft 13, then, under the action of the power mechanism, the lifting sleeve 16 is driven to move downwards along the second supporting rod 22 through the two rotating wheels 12, simultaneously, under the action of the rotating shaft 13, the rotating wheels 12 can rotate, thereby, the abrasion between the rotating wheels 12 and the power mechanism is reduced, when the lifting sleeve 16 descends, the two knocking components are driven to operate under the action of the lifting sleeve 16, so that the fins 9 are knocked by the knocking components, dust on the fins 9 can be shaken off, when the acting force of the power mechanism on the rotating wheel 12 disappears, the lifting sleeve 16 is driven to ascend along the second supporting rod 22 under the action of the first spring 21, the reciprocating movement of the lifting sleeve 16 is realized, the knocking components can continuously knock the fins 9, the economizer can keep clean, water in the economizer can be uniformly heated, and meanwhile, the resistance of the economizer to smoke is reduced;
as shown in fig. 1, the power mechanism includes two rotating sleeves 10, two limiting assemblies and at least two driving assemblies, the two rotating sleeves 10 are respectively sleeved at two ends of the water pipe 11, the two limiting assemblies are respectively arranged at one sides of the two rotating sleeves 10, which are far away from each other, each driving assembly is uniformly arranged around the circumference of the central axis of the water pipe 11, and two ends of each driving assembly are respectively connected with the two rotating sleeves 10;
under the action of the two limiting assemblies, the stability of connection between the two rotating sleeves 10 and the water pipe 11 is improved, and under the action of the two rotating sleeves 11, the stability of each driving assembly is improved, and then each driving assembly is blown by smoke, so that each driving assembly rotates around the rotating sleeve 11, and the rotating wheel 12 is driven to reciprocate up and down by each driving assembly;
as shown in fig. 3, the driving assembly includes a bracket 8, a supporting frame 1, a first supporting rod 5, a third spring 6, a first baffle 2, a second baffle 7, two first connecting sleeves 3 and two second connecting sleeves 4, the bracket 8 is U-shaped with an opening facing the direction of the water pipe 11, two ends of the bracket 8 are respectively disposed on the two rotating sleeves 10, the supporting frame 1 is disposed on one side of the bracket 8 away from the water pipe 11, the bracket 8 and the supporting frame 1 are in the same plane, two ends of the first supporting rod 5 are respectively connected with the middle portions of two sides of the supporting frame 1, the two first connecting sleeves 3 are respectively sleeved on two ends of the first supporting rod 5, the first baffle 2 is disposed on one side of the first supporting rod 5 away from the water pipe 11, two ends of one side of the first baffle 2 are respectively connected with the two first connecting sleeves 3, two second connecting sleeves 4 are respectively sleeved on two ends of the first supporting rod 5, the second baffle 7 is arranged on one side, close to the water pipe 11, of the first supporting rod 5, the two second connecting sleeves 4 are respectively connected with two ends of one side of the first baffle 2, two ends of the third spring 6 are respectively arranged at the centers of the same sides of the first baffle 2 and the second baffle 7, and the other side of the first baffle 2 and the other side of the second baffle 7 are abutted against one side, close to the third spring 6, of the supporting frame 1;
wherein, under the supporting action of the two rotating sleeves 10, the stability of the supporting frame 1 is improved through the bracket 8, then under the action of the supporting frame 1, the stability of the first supporting rod 5 is improved, then under the action of the two first connecting sleeves 3 and the two second connecting sleeves 4, the first baffle plate 2 and the second baffle plate 7 can rotate around the first supporting rod 5 respectively, when smoke blows to the first baffle plate 2 and the second baffle plate 7 from the side of the first baffle plate 2 and the second baffle plate 7 close to the third spring 6, the side of the first baffle plate 2 and the second baffle plate 7 far away from the first supporting rod is abutted against the supporting frame 1 under the action of the smoke, so that the first baffle plate 2 and the second baffle plate 7 are in a horizontal state, thereby the stress surfaces of the first baffle plate 2 and the second baffle plate 7 are enlarged, and the thrust of the smoke to the first baffle plate 2 and the second baffle plate 7 is increased, when the flue gas blows to first baffle 2 and second baffle 7 from the side of keeping away from third spring 6 of first baffle 2 and second baffle 7, make first baffle 2 and second baffle 7 be close to each other and rotate under third spring 6's effect, thereby make first baffle 2 and second baffle 7 be in vertical state, thereby the stress surface of first baffle 2 and second baffle 7 has been reduced, thereby the thrust of flue gas to first baffle 2 and second baffle 7 has been reduced, thereby it is unbalanced to make the drive assembly atress that is located 11 both sides of water pipe, thereby make each drive assembly can rotate round rotating sleeve 10, thereby can drive each support 8 and rotate, thereby reciprocating motion about drive runner 12 under the effect of each support 8.
As shown in fig. 2, the knocking assembly comprises a first transmission rod 17, a second transmission rod 20 and a knocking block 18, the knocking block 18 is arranged at one side of a second support rod 22, one end of the second transmission rod 20 is hinged with one end of the knocking block 18, the other end of the second transmission rod 20 is hinged at one side of one end of the second support rod 22, one end of the first transmission rod 17 is hinged with the other end of the knocking block 18, and the other end of the first transmission rod 17 is hinged below one side of the lifting sleeve 16;
when the lifting sleeve 16 descends, the knocking block 18 is driven to move in the direction away from the second support rod 22 under the action of the first transmission rod 17 and the second transmission rod 20, and when the lifting sleeve 16 ascends, the knocking block 18 is driven to move in the direction close to the second support rod 22 under the action of the first transmission rod 17 and the second transmission rod 20, so that the reciprocating movement of the knocking block 18 is realized, and the fins 9 can be knocked by the knocking block 18.
Preferably, in order to reduce the abrasion of the striking block 18 on the fin 9, a buffer pad 19 is further disposed on a side of the striking block 18 close to the fin 9, and the buffer pad 19 is relatively soft, so that the impact force of the striking block 18 on the fin 9 is reduced, and the abrasion of the striking block 18 on the fin 9 is reduced.
Preferably, in order to improve the connection stability of the lifting sleeve 16 and the second support rod 22, a limit block is further disposed at an end of the second support rod 22 close to the lifting sleeve 16, and the probability that the lifting sleeve 16 is separated from an end of the second support rod 22 far from the water pipe 11 is reduced by the limit block, so that the connection stability of the lifting sleeve 16 and the second support rod 22 is improved.
As shown in fig. 4, the limiting assembly includes a limiting ring 23, the limiting ring 23 is disposed on one side of the rotating sleeve 10 away from the bracket 8, the limiting ring 23 is sleeved on one end of the water pipe 11, the peripheries of the two ends of the water pipe 11 are respectively and circumferentially and uniformly disposed with at least two sliding grooves 26, a straight line where the sliding groove 26 is located is parallel to the central axis of the water pipe 11, a sliding block 27 is respectively disposed inside each sliding groove 26, one side of the inside of each sliding groove 26 away from the rotating sleeve 10 is further provided with a second spring 28, one end of the second spring 28 is disposed on one side of the inner wall of the sliding groove 26 away from the rotating sleeve 10, the other end of the second spring 28 is disposed on the sliding block 27, and each sliding block 27 is circumferentially and uniformly disposed on the inner wall of the limiting ring 23 around the central axis of the limiting ring 23;
under the limiting action of the sliding chute 26 on the sliding blocks 27, the stability of the limiting ring 23 is improved through the sliding blocks 27, and then under the action of the second spring 28, the limiting ring 23 is driven to move towards the direction close to the rotating sleeve 10 through the sliding blocks 27, so that the probability that the rotating sleeve 10 sideslips along the water pipe 11 is reduced, and the stability of the rotating sleeve 10 is improved.
Preferably, in order to reduce the friction force between the rotating sleeve 10 and the limiting ring 23, at least two connecting blocks 24 are further arranged on one side of the limiting ring 23 close to the rotating sleeve 10, each connecting block 24 is circumferentially and uniformly arranged on one side of the limiting ring 23 close to the rotating sleeve 10 around the central axis of the limiting ring 23, one opening is respectively arranged on one side of each connecting block 24 close to the rotating sleeve 10, a ball 25 is respectively arranged inside each opening, the opening is matched with the ball 25, the center of the ball 25 is arranged inside each connecting block 24, the stability of each ball 25 is improved through the supporting effect of each connecting block 24, and then the sliding friction between the limiting ring 23 and the rotating sleeve 10 is converted into the rolling friction under the effect of each ball 25, so that the friction force between the rotating sleeve 10 and the limiting ring 23 is reduced.
Preferably, in order to improve the heat conduction efficiency of the fin 9, the fin 9 is made of an aluminum alloy.
Preferably, in order to improve the smoothness of the rotation of the first baffle 2 and the second baffle 7, the outer surface of the first support rod 5 is further coated with grease.
Preferably, in order to further improve the stability of the two rotary sleeves 10, each second spring 28 is in a compressed state, and when the second spring 28 is in the compressed state, the second spring 28 always has a pushing force to the sliding block 27 in one direction towards the rotary sleeve 10, thereby further improving the stability of the two rotary sleeves 10.
Preferably, in order to prolong the service life of the water pipe 11, the inner wall of the water pipe 11 is further coated with an anti-corrosion zinc coating.
The air flow blows to the lower part of the economizer from the upper part of the economizer, the power mechanism is driven to run under the action of the air flow, then the two rotating wheels 12 drive the lifting sleeve 16 to move downwards along the second supporting rod 22 under the action of the power mechanism, meanwhile, the rotating wheels 12 can rotate under the action of the rotating shaft 13, so that the abrasion between the rotating wheels 12 and the power mechanism is reduced, when the lifting sleeve 16 descends, the two knocking components are driven to run under the action of the lifting sleeve 16, so that the fins 9 are knocked by the knocking components, dust on the fins 9 can be shaken down, when the acting force of the power mechanism on the rotating wheels 12 disappears, the lifting sleeve 16 is driven to ascend along the second supporting rod 22 under the action of the first spring 21, so that the reciprocating movement of the lifting sleeve 16 is realized, so that the knocking components can continuously knock the fins 9, and the economizer can keep clean, thereby make the inside water of economizer can be heated evenly, reduced the economizer simultaneously to the resistance of flue gas, under two spacing subassemblies's effect, improved two stability of being connected between rotation sleeve pipe 10 and the water pipe 11, simultaneously under two rotation sleeve pipe 11's effect, improved each drive assembly's stability, later blow each drive assembly through the flue gas, thereby make each drive assembly round rotating sleeve pipe 11 and rotate, thereby through each drive assembly drive runner 12 reciprocating motion from top to bottom.
Compared with the prior art, in the high-efficiency H-shaped fin economizer, the knocking block 18 can be driven to reciprocate left and right by the ash removing mechanism, so that the dust on the fins 9 is shaken off by the knocking block 18, thereby reducing the amount of dust on the economizer, thereby the water in the economizer can be heated evenly, and simultaneously the resistance of the economizer to the flue gas is reduced, the mechanism has simple structure, thereby reducing the number of fault points of the mechanism and reducing the maintenance cost of the coal economizer, moreover, each bracket 8 can be driven to rotate around the rotating sleeve 10 through the power mechanism, thereby driving the rotating wheel 12 to reciprocate up and down through each bracket 8, thereby providing power for the movement of the knocking block 18, compared with the prior mechanism, the mechanism provides power through the flowing of the flue gas, so that the energy consumption of the economizer is reduced, and the practicability of the economizer is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A high-efficiency H-shaped fin economizer comprises a water pipe (11) and at least two fins (9), wherein each fin (9) is sequentially and uniformly sleeved on the water pipe (11), the high-efficiency H-shaped fin economizer is characterized by also comprising a power mechanism and an ash removal mechanism, the power mechanism is arranged on the water pipe (11), two ash removal mechanisms are respectively arranged between every two adjacent fins (9) in each fin (9), and each ash removal mechanism is arranged on the water pipe (11);
the ash removing mechanism comprises a second supporting rod (22), a first spring (21), a rotating shaft (13), a lifting sleeve (16), a supporting sleeve (14), two rotating wheels (12), two fixing rods (15) and two knocking components, wherein the second supporting rod (22) is vertically arranged between two fins (9), one end of the second supporting rod (22) is arranged on a water pipe (11), the lifting sleeve (16) is sleeved on the other end of the second supporting rod (22), the first spring (21) is sleeved on the second supporting rod (22), one end of the first spring (21) is arranged on the water pipe (11), the other end of the first spring (21) is arranged on the lifting sleeve (16), the two knocking components are respectively arranged on two sides of the second supporting rod (22), the two fixing rods (15) are respectively vertically arranged above two sides of the lifting sleeve (16), the supporting sleeve (14) is horizontally arranged, the rotating shaft (13) penetrates through the supporting sleeve (14), the two rotating wheels (12) are respectively arranged on two sides of the rotating shaft (13), and two ends of the rotating shaft (13) are respectively connected with the circle centers of the two rotating wheels (12);
the power mechanism comprises two rotating sleeves (10), two limiting assemblies and at least two driving assemblies, the two rotating sleeves (10) are respectively sleeved at two ends of the water pipe (11), the two limiting assemblies are respectively arranged at one sides of the two rotating sleeves (10) far away from each other, the driving assemblies are uniformly arranged around the circumferential direction of the central axis of the water pipe (11), and two ends of each driving assembly are respectively connected with the two rotating sleeves (10);
the driving assembly comprises a support (8), a support frame (1), a first support rod (5), a third spring (6), a first baffle (2), a second baffle (7), two first connecting sleeves (3) and two second connecting sleeves (4), the support (8) is in a U shape with an opening facing the direction of the water pipe (11), two ends of the support (8) are respectively arranged on the two rotating sleeves (10), the support frame (1) is arranged on one side of the support (8) far away from the water pipe (11), the support (8) and the support frame (1) are in the same plane, two ends of the first support rod (5) are respectively connected with the middle parts of two sides of the support frame (1), the two first connecting sleeves (3) are respectively sleeved at two ends of the first support rod (5), the first baffle (2) is arranged on one side of the first support rod (5) far away from the water pipe (11), the two ends of one side of the first baffle (2) are respectively connected with the two first connecting sleeves (3), the two second connecting sleeves (4) are respectively sleeved at the two ends of the first supporting rod (5), the second baffle (7) is arranged on one side, close to the water pipe (11), of the first supporting rod (5), the two second connecting sleeves (4) are respectively connected with the two ends of one side of the first baffle (2), the two ends of the third spring (6) are respectively arranged at the center of the same side of the first baffle (2) and the second baffle (7), the other side of the first baffle (2) and the other side of the second baffle (7) are respectively abutted against one side, close to the third spring (6), of the supporting frame (1).
2. The high-efficiency H-shaped fin economizer according to claim 1, wherein the knocking assembly comprises a first transmission rod (17), a second transmission rod (20) and a knocking block (18), the knocking block (18) is arranged at one side of a second support rod (22), one end of the second transmission rod (20) is hinged with one end of the knocking block (18), the other end of the second transmission rod (20) is hinged at one side of one end of the second support rod (22), one end of the first transmission rod (17) is hinged with the other end of the knocking block (18), and the other end of the first transmission rod (17) is hinged below one side of the lifting sleeve (16).
3. The high-efficiency H-shaped fin economizer as claimed in claim 2, wherein a buffer pad (19) is further provided on the side of the knocking block (18) close to the fin (9).
4. The high-efficiency H-fin economizer of claim 1, wherein a stop block is further provided on an end of the second support rod (22) near the lift sleeve (16).
5. The efficient H-shaped fin economizer according to claim 1, wherein the limiting assembly comprises a limiting ring (23), the limiting ring (23) is arranged on one side of the rotating sleeve (10) far away from the bracket (8), the limiting ring (23) is sleeved on one end of the water pipe (11), the peripheries of two ends of the water pipe (11) are respectively and circumferentially and uniformly provided with at least two sliding grooves (26), a straight line where the sliding grooves (26) are located is parallel to the central axis of the water pipe (11), a sliding block (27) is respectively arranged inside each sliding groove (26), one side of the inside of each sliding groove (26) far away from the rotating sleeve (10) is further provided with a second spring (28), one end of the second spring (28) is arranged on one side of the inner wall of the sliding groove (26) far away from the rotating sleeve (10), and the other end of the second spring (28) is arranged on the sliding block (27), the sliding blocks (27) are uniformly arranged on the inner wall of the limiting ring (23) in the circumferential direction around the central axis of the limiting ring (23).
6. The high-efficiency H-shaped fin economizer as claimed in claim 5, wherein at least two connecting blocks (24) are further arranged on one side of the limiting ring (23) close to the rotating sleeve (10), each connecting block (24) is circumferentially and uniformly arranged on one side of the limiting ring (23) close to the rotating sleeve (10) around the central axis of the limiting ring (23), one side of each connecting block (24) close to the rotating sleeve (10) is provided with an opening, a ball (25) is arranged inside each opening, the openings are matched with the balls (25), and the spherical center of each ball (25) is arranged inside each connecting block (24).
7. The high-efficiency H-fin economizer as claimed in claim 1, wherein the fin (9) is made of aluminum alloy.
8. The high-efficiency H-fin economizer of claim 1, wherein the outer surface of the first support rod (5) is further coated with grease.
9. The high efficiency H-fin economizer of claim 1 wherein each second spring (28) is in compression.
10. The high-efficiency H-shaped fin economizer as claimed in claim 1, wherein the inner wall of the water pipe (11) is further coated with an anti-corrosion zinc coating.
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