CN215137843U - Preheating device for improving boiler efficiency by utilizing flue gas - Google Patents
Preheating device for improving boiler efficiency by utilizing flue gas Download PDFInfo
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- CN215137843U CN215137843U CN202121130768.2U CN202121130768U CN215137843U CN 215137843 U CN215137843 U CN 215137843U CN 202121130768 U CN202121130768 U CN 202121130768U CN 215137843 U CN215137843 U CN 215137843U
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- flue gas
- boiler
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- preheating device
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Abstract
The utility model discloses an utilize flue gas to improve preheating device of boiler efficiency, its technical scheme is: the utility model discloses a housing, shell one side outside is equipped with into the tobacco pipe, it extends to inside the shell to advance tobacco pipe one end, the inside clean mechanism that is equipped with of shell, clean mechanism includes the motor, motor fixed connection is at the shell top, the motor outside is equipped with the protection subassembly, the reciprocal lead screw of motor output shaft fixedly connected with, the beneficial effects of the utility model are that: can clean the dust and the impurity of a filter screen surface adhesion, can prevent that the mesh of filter screen one from being blocked up to match and leading to the flue gas can not normally circulate, can make the even purifying box that passes through of flue gas, just can be with in the flue gas by filterable dust and impurity by secondary filter to the activated carbon package of purifying box inside can be changed, can change the activated carbon package when filterable effect is unsatisfactory, just so can guarantee can not contain dust and impurity again in the flue gas.
Description
Technical Field
The utility model relates to a heat recovery utilizes technical field, concretely relates to utilize flue gas to improve preheating device of boiler efficiency.
Background
The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator (3). The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises.
The prior art has the following defects: the flue gas that the boiler produced when using can contain the great dust of some granule and impurity, and current preheating device can not clear up the dust in the flue gas and device when carrying out the recovery and utilization with the heat energy in the flue gas that the boiler produced, just so can make these dust get back to inside the boiler once more, will make the inside dust of boiler more and more will influence the boiler and normally use.
Therefore, the utility model discloses a preheating device that utilizes flue gas to improve boiler efficiency is very necessary.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an utilize flue gas to improve preheating device of boiler efficiency through the design of clean mechanism to solve current preheating device and can not clear up the dust in the flue gas and the problem of device when carrying out recycle with the heat energy of boiler production ground flue gas.
In order to achieve the above object, the present invention provides the following technical solutions: a preheating device for improving boiler efficiency by utilizing flue gas comprises a shell, wherein a smoke inlet pipe is arranged outside one side of the shell, one end of the smoke inlet pipe extends into the shell, and a cleaning mechanism is arranged inside the shell;
clean mechanism includes the motor, motor fixed connection is at the shell top, the motor outside is equipped with the protection subassembly, the reciprocal lead screw of motor output shaft fixedly connected with, reciprocal lead screw bottom extends to shell bottom inner wall, the inside fixed joint board that is equipped with of shell, the joint board is located reciprocal lead screw one side, joint board one side fixedly connected with toper is fought, the inside mixing box that is equipped with of shell, the mixing box is located toper fill one side, toper fill one end extends to the mixing box inside, the toper is fought and is passed through the bearing with the mixing box and be connected, mixing box one side is connected with the purifying box, the mixing box passes through the bearing with the purifying box and is connected, the toper is fought the top and has been seted up and has been run through the groove.
Preferably, the inside fixed filter screen I that inlays of connection plate, the fixed cover in reciprocal lead screw outside is equipped with the bearing frame, the bearing frame passes through ball nut pair with reciprocal lead screw and is connected, bearing frame one end fixedly connected with cleaning brush, cleaning brush contacts with filter screen I.
Preferably, the shell is internally and fixedly embedded with a limiting plate, the limiting plate is positioned at the other side of the reciprocating screw rod, the other end of the bearing seat is fixedly connected with a limiting block, one side of the limiting plate is provided with a limiting groove, and the limiting block is embedded in the limiting groove and matched with the limiting groove.
Preferably, the outside cover of mixing box is equipped with the fixed plate, the fixed plate is fixed to be inlayed and is established inside the shell, the mixing box passes through the bearing with the fixed plate and is connected, a plurality of puddlers one of mixing box top inner wall and bottom inner wall fixedly connected with, the toper is fought inside fixed the inlaying and is equipped with the connecting rod, the connecting rod is connected with pivot one with the purifying box inboard, pivot one is located inside the mixing box, a pivot external fixation cover is equipped with puddler two, pivot one passes through the bearing with purifying box and connecting rod and is connected.
Preferably, the purifying box both sides are all fixed to be inlayed and are equipped with filter screen two, the purifying box top extends to the shell top outside, the purifying box top is equipped with the apron, the apron passes through hinged joint with the purifying box, the inside active carbon package that is equipped with of purifying box.
Preferably, the fixed cover in reciprocal lead screw outside is equipped with bevel gear one, bevel gear one side is equipped with bevel gear two, bevel gear two meshes with bevel gear one, two one sides fixedly connected with pivots two of bevel gear, two one ends of pivot run through linking up fishplate bar and fixed plate and extend to purifying box one side, the fixed cover in mixing box outside is equipped with the ring gear, two one end external fixation covers in pivot are equipped with the gear, the gear inlays to be established inside the ring gear and meshes with the ring gear mutually, pivot two and the equal fixed cover in pivot one outside are equipped with the sprocket, two the sprocket outside all is equipped with the chain, the chain is located and runs through the inslot portion, two connect through chain drive between the sprocket, pivot two passes through the bearing with fixed plate and linking fishplate and is connected.
Preferably, one side of the purifying box is fixedly connected with a smoke outlet pipe, one end of the smoke outlet pipe extends to the outside of the other side of the shell, and the bottom of the shell is fixedly connected with two bases.
Preferably, the reciprocating lead screw is connected with the shell through a bearing.
Preferably, the protection assembly comprises a protection shell, the protection shell is fixedly connected to the bottom of the shell, the protection shell is sleeved outside the motor, and a plurality of heat dissipation holes are formed in two sides of the protection shell.
Preferably, the protection assembly comprises a protection shell, the protection shell is fixedly connected to the bottom of the shell, the protection shell is sleeved outside the motor, and heat dissipation nets are fixedly embedded in two sides of the protection shell.
The utility model has the advantages that:
1. the utility model can filter the dust and impurities with larger particles in the smoke as soon as the filter screen enters the shell from the smoke inlet pipe, and the reciprocating screw rod rotates to drive the bearing seat to continuously move up and down, and the bearing seat can drive the cleaning brush to move as soon as the reciprocating screw rod rotates, so that the dust and impurities adhered to the surface of the filter screen can be cleaned, and the problem that the smoke cannot normally circulate because the meshes of the filter screen are blocked can be prevented;
2. the utility model discloses an inside first by filterable flue gas entering mixing box, gear revolve can make the mixing box rotate, the mixing box rotates and just can make a puddler rotate, pivot one rotates and drives puddler two and rotate, and the rotation direction of pivot one is opposite with the rotation direction of mixing box, just so can be with the flue gas by abundant break up, just can make the even purifying box that passes through of flue gas, just can be with in the flue gas not filtered dust and impurity by secondary filtration, and the inside active carbon package of purifying box can be changed, can change the active carbon package when filterable effect is unsatisfactory, just so can guarantee in the flue gas can not contain dust and impurity again.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a front view cross-sectional view provided by the present invention;
fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;
fig. 4 is a schematic view of the overall structure of embodiment 2 provided by the present invention;
in the figure: the device comprises a shell 1, a smoke inlet pipe 2, a motor 3, a reciprocating screw rod 4, a connecting plate 5, a conical hopper 6, a mixing box 7, a purifying box 8, a filter screen I9, a bearing seat 10, a cleaning brush 11, a limiting plate 12, a limiting block 13, a fixing plate 14, a stirring rod I15, a connecting rod 16, a rotating shaft I17, a stirring rod II 18, a filter screen II 19, a cover plate 20, an active carbon bag 21, a bevel gear I22, a bevel gear II 23, a rotating shaft II 24, a gear ring 25, a gear 26, a sprocket wheel 27, a chain 28, a smoke outlet pipe 29, a base 30, a protective shell 31, heat dissipation holes 32 and a heat dissipation net 33.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, refer to fig. 1-3, the utility model provides a preheating device for improving boiler efficiency by using flue gas, which comprises a housing 1, wherein a flue gas inlet pipe 2 is arranged outside one side of the housing 1, one end of the flue gas inlet pipe 2 extends into the housing 1, and a cleaning mechanism is arranged inside the housing 1;
clean mechanism includes motor 3, 3 fixed connection of motor is at 1 top of shell, 3 outsides of motor are equipped with the protection subassembly, the reciprocal lead screw 4 of 3 output shaft fixedly connected with of motor, the 4 bottom of reciprocal lead screw extends to 1 bottom inner wall of shell, 1 inside fixed the inlaying of shell is equipped with linkage plate 5, linkage plate 5 is located reciprocal lead screw 4 one side, 5 one side fixedly connected with toper of linkage plate are fought 6, 1 inside mixing box 7 that is equipped with of shell, mixing box 7 is located toper fill 6 one side, 6 one end is fought to mixing box 7 inside to the toper, toper is fought 6 and is connected through the bearing with mixing box 7, 7 one side of mixing box is connected with purifying box 8, mixing box 7 passes through the bearing with purifying box 8 and is connected, 6 tops are fought to the toper have been seted up and have been run through the groove.
Furthermore, a first filter screen 9 is fixedly embedded in the connecting plate 5, a bearing seat 10 is fixedly sleeved outside the reciprocating screw rod 4, the bearing seat 10 is connected with the reciprocating screw rod 4 through a ball nut pair, one end of the bearing seat 10 is fixedly connected with a cleaning brush 11, the cleaning brush 11 is in contact with the first filter screen 9, and the cleaning brush 11 can clean dust and impurities on the first filter screen 9;
furthermore, a limiting plate 12 is fixedly embedded in the housing 1, the limiting plate 12 is located at the other side of the reciprocating screw rod 4, a limiting block 13 is fixedly connected to the other end of the bearing seat 10, a limiting groove is formed in one side of the limiting plate 12, the limiting block 13 is embedded in the limiting groove and matched with the limiting groove, and the limiting block 13 can enable the bearing seat 10 to be more stable during movement;
furthermore, a fixing plate 14 is sleeved outside the mixing box 7, the fixing plate 14 is fixedly embedded inside the shell 1, the mixing box 7 is connected with the fixing plate 14 through a bearing, a plurality of stirring rods 15 are fixedly connected with the inner wall of the top and the inner wall of the bottom of the mixing box 7, a connecting rod 16 is fixedly embedded inside the conical hopper 6, a rotating shaft 17 is connected between the connecting rod 16 and the inner side of the purifying box 8, the rotating shaft 17 is located inside the mixing box 7, a stirring rod II 18 is fixedly sleeved outside the rotating shaft 17, the rotating shaft 17 is connected with the purifying box 8 and the connecting rod 16 through a bearing, and abrasion can be reduced through bearing connection;
furthermore, two sides of the purification box 8 are fixedly embedded with a second filter screen 19, the top end of the purification box 8 extends to the outer side of the top of the shell 1, the top of the purification box 8 is provided with a cover plate 20, the cover plate 20 is connected with the purification box 8 through a hinge, an activated carbon bag 21 is arranged inside the purification box 8, and the activated carbon bag 21 can adsorb impurities in the flue gas;
furthermore, a first bevel gear 22 is fixedly sleeved outside the reciprocating screw 4, a second bevel gear 23 is arranged on one side of the first bevel gear 22, the second bevel gear 23 is meshed with the first bevel gear 22, a second rotating shaft 24 is fixedly connected on one side of the second bevel gear 23, one end of the second rotating shaft 24 penetrates through the connecting plate 5 and the fixing plate 14 and extends to one side of the purifying box 8, a gear ring 25 is fixedly sleeved outside the mixing box 7, a gear 26 is fixedly sleeved outside one end of the second rotating shaft 24, the gear 26 is embedded inside the gear ring 25 and is meshed with the gear ring 25, chain wheels 27 are fixedly sleeved outside the second rotating shaft 24 and the first rotating shaft 17, chains 28 are sleeved outside the two chain wheels 27, the chains 28 are located inside the penetrating grooves, the two chain wheels 27 are in driving connection through the chains 28, and the second rotating shaft 24 is connected with the fixing plate 14 and the connecting plate 5 through bearings, the first rotating shaft 17 and the second rotating shaft 24 can rotate simultaneously through the chain 28;
furthermore, one side of the purifying box 8 is fixedly connected with a smoke outlet pipe 29, one end of the smoke outlet pipe 29 extends to the outside of the other side of the shell 1, the bottom of the shell 1 is fixedly connected with two bases 30, and the bases 30 can enable the device to be more stable in use;
further, the reciprocating screw rod 4 is connected with the shell 1 through a bearing, and the abrasion can be reduced through the bearing connection;
further, the protection assembly comprises a protection shell 31, the protection shell 31 is fixedly connected to the bottom of the shell 1, the protection shell 31 is sleeved outside the motor 3, a plurality of heat dissipation holes 32 are formed in two sides of the protection shell 31, and heat generated during operation of the motor 3 can be discharged through the heat dissipation holes 32.
The utility model discloses a use as follows: when the utility model is used, flue gas enters the shell 1 from the smoke inlet pipe 2, the first filter screen 9 can filter dust and impurities with larger particles in the flue gas, the motor 3 works to drive the reciprocating screw rod 4 to rotate, the reciprocating screw rod 4 rotates to drive the bearing seat 10 to continuously move up and down, the bearing seat 10 moves up and down to drive the cleaning brush 11 to move up and down, so that the dust and impurities adhered to the surface of the first filter screen 9 can be cleaned, the problem that the flue gas cannot normally circulate due to the blockage of meshes of the first filter screen 9 can be prevented, the reciprocating screw rod 4 rotates to drive the first bevel gear 22 to rotate, the first bevel gear 22 rotates to drive the second bevel gear 23 to rotate, the second bevel gear 23 rotates to drive the second rotating shaft 24 to rotate, the second rotating shaft 24 rotates to drive the gear 26 to rotate, the gear 26 rotates to drive the mixing box 7 to rotate, the first mixing box 7 rotates to drive the first stirring rod 15 to rotate, the second rotating shaft 24 rotates to drive the upper chain wheel 27 to rotate, sprocket 27 of top rotates sprocket 27 that drives the below and rotates, sprocket 27 of below rotates and drives a pivot 17 and rotates, pivot 17 rotates and drives puddler two 18 and rotate, and the direction of rotation of pivot 17 is opposite with the direction of rotation of mixing box 7, just so can be with the flue gas by abundant scattering, just can make the even purifying box 8 that passes through of flue gas, just can be with in the flue gas by filterable dust and impurity once more by filtration, and the inside active carbon package 21 of purifying box 8 can be changed, can change active carbon package 21 when filterable effect is unsatisfactory, just so can guarantee can not contain dust and impurity in the flue gas again.
The utility model discloses a use as follows: use the utility model discloses the time flue gas is from advancing inside tobacco pipe 2 enters into shell 1, filter screen 9 just can filter the great dust of granule and impurity in the flue gas, motor 3 work drives reciprocal lead screw 4 and rotates, reciprocal lead screw 4 rotates and drives the continuous reciprocating of bearing frame 10, bearing frame 10 reciprocates and drives cleaning brush 11 and reciprocates, just so can clean dust and the impurity of a 9 surperficial adhesions of filter screen, the mesh that can prevent filter screen 9 is blocked up to match and leads to the flue gas can not normal circulation, the heat that motor 3 work produced can be discharged through radiator-grid 33, and radiator-grid 33 can also prevent that the dust in the air from entering into the normal use of motor 3 inside influence motor 3.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (10)
1. The utility model provides an utilize flue gas to improve preheating device of boiler efficiency, includes shell (1), its characterized in that: a smoke inlet pipe (2) is arranged outside one side of the shell (1), one end of the smoke inlet pipe (2) extends into the shell (1), and a cleaning mechanism is arranged inside the shell (1);
the cleaning mechanism comprises a motor (3), the motor (3) is fixedly connected to the top of a shell (1), a protection component is arranged outside the motor (3), a reciprocating lead screw (4) is fixedly connected to an output shaft of the motor (3), the bottom end of the reciprocating lead screw (4) extends to the inner wall of the bottom of the shell (1), a connecting plate (5) is fixedly embedded inside the shell (1), the connecting plate (5) is located on one side of the reciprocating lead screw (4), a conical hopper (6) is fixedly connected to one side of the connecting plate (5), a mixing box (7) is arranged inside the shell (1), the mixing box (7) is located on one side of the conical hopper (6), one end of the conical hopper (6) extends to the inside of the mixing box (7), the conical hopper (6) is connected with the mixing box (7) through a bearing, one side of the mixing box (7) is connected with a purification box (8), the mixing box (7) is connected with the purifying box (8) through a bearing, and the top of the conical hopper (6) is provided with a through groove.
2. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: the fixed filter screen (9) that inlays of linkage plate (5) inside, reciprocal lead screw (4) outside fixed cover is equipped with bearing frame (10), bearing frame (10) pass through ball nut pair with reciprocal lead screw (4) and are connected, bearing frame (10) one end fixedly connected with cleaning brush (11), cleaning brush (11) contact with filter screen (9).
3. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 2, wherein: the utility model discloses a bearing frame, including shell (1), limiting plate (12), bearing frame (10) other end fixedly connected with stopper (13), limiting groove has been seted up to limiting plate (12), stopper (13) inlay establish at the limiting groove inside and with the limiting groove phase-match.
4. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: mixing box (7) outside cover is equipped with fixed plate (14), fixed plate (14) are fixed to be inlayed and are established inside shell (1), mixing box (7) are connected through the bearing with fixed plate (14), mixing box (7) top inner wall and a plurality of puddler of bottom inner wall fixedly connected with (15), toper fill (6) inside fixed the inlaying and be equipped with connecting rod (16), connecting rod (16) are connected with pivot (17) with purifying box (8) inboard, pivot (17) are located mixing box (7) inside, pivot (17) external fixation cover is equipped with puddler two (18), pivot (17) are connected through the bearing with purifying box (8) and connecting rod (16).
5. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: purifying box (8) both sides are all fixed to be inlayed and are equipped with filter screen two (19), purifying box (8) top extends to shell (1) top outside, purifying box (8) top is equipped with apron (20), apron (20) pass through hinged joint with purifying box (8), purifying box (8) inside is equipped with activated carbon package (21).
6. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 4, wherein: the reciprocating screw rod (4) is fixedly sleeved with a first bevel gear (22) in the outside, one side of the first bevel gear (22) is provided with a second bevel gear (23), the second bevel gear (23) is meshed with the first bevel gear (22), one side of the second bevel gear (23) is fixedly connected with a second rotating shaft (24), one end of the second rotating shaft (24) penetrates through the connecting plate (5) and the fixing plate (14) and extends to one side of the purifying box (8), the mixing box (7) is fixedly sleeved with a gear ring (25) in the outside, one end of the second rotating shaft (24) is fixedly sleeved with a gear (26), the gear (26) is embedded in the gear ring (25) and meshed with the gear ring (25), the second rotating shaft (24) and the first rotating shaft (17) are fixedly sleeved with chain wheels (27), two chain wheels (28) are sleeved in the outside of the chain wheels (27), and the chain (28) is positioned in the through groove, the two chain wheels (27) are in driving connection through a chain (28), and the second rotating shaft (24) is connected with the fixing plate (14) and the connecting plate (5) through bearings.
7. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: one side of the purification box (8) is fixedly connected with a smoke outlet pipe (29), one end of the smoke outlet pipe (29) extends to the outside of the other side of the shell (1), and the bottom of the shell (1) is fixedly connected with two bases (30).
8. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: the reciprocating screw rod (4) is connected with the shell (1) through a bearing.
9. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: the protection assembly comprises a protection shell (31), the protection shell (31) is fixedly connected to the bottom of the shell (1), the protection shell (31) is sleeved outside the motor (3), and a plurality of heat dissipation holes (32) are formed in the two sides of the protection shell (31).
10. The preheating device for improving the efficiency of the boiler by using the flue gas as claimed in claim 1, wherein: the protection assembly comprises a protection shell (31), the protection shell (31) is fixedly connected to the bottom of the shell (1), the protection shell (31) is sleeved outside the motor (3), and heat dissipation nets (33) are fixedly embedded in two sides of the protection shell (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121130768.2U CN215137843U (en) | 2021-05-25 | 2021-05-25 | Preheating device for improving boiler efficiency by utilizing flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121130768.2U CN215137843U (en) | 2021-05-25 | 2021-05-25 | Preheating device for improving boiler efficiency by utilizing flue gas |
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| Publication Number | Publication Date |
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| CN215137843U true CN215137843U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121130768.2U Active CN215137843U (en) | 2021-05-25 | 2021-05-25 | Preheating device for improving boiler efficiency by utilizing flue gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506439A (en) * | 2022-02-14 | 2022-05-17 | 江西陆航精密制造有限公司 | Marine central air conditioner with self-cleaning function |
-
2021
- 2021-05-25 CN CN202121130768.2U patent/CN215137843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506439A (en) * | 2022-02-14 | 2022-05-17 | 江西陆航精密制造有限公司 | Marine central air conditioner with self-cleaning function |
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