CN220366739U - Spiral baffle air preheater - Google Patents
Spiral baffle air preheater Download PDFInfo
- Publication number
- CN220366739U CN220366739U CN202322075227.XU CN202322075227U CN220366739U CN 220366739 U CN220366739 U CN 220366739U CN 202322075227 U CN202322075227 U CN 202322075227U CN 220366739 U CN220366739 U CN 220366739U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- flange
- connecting pipe
- filter screen
- air preheater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 description 6
- 238000007790 scraping Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model belongs to the technical field of air preheaters, and particularly relates to a spiral baffle plate air preheater which comprises a shell, wherein a hot air outlet is formed in the shell, a connecting mechanism is arranged on the hot air outlet, a base is fixedly connected to the lower end of the shell, and a cooling air inlet is formed in the shell.
Description
Technical Field
The utility model relates to the technical field of air preheaters, in particular to a spiral baffle plate air preheater.
Background
An air preheater is commonly used in the carbon black industry, and carbon black tail gas generated in the production process is heated by heat exchange to heat air and then returned to a reaction furnace for supporting combustion, so that the aim of saving energy is fulfilled. The utility model patent with publication number CN217083418U discloses a stepped spiral baffle air preheater, comprising: the device comprises a shell, a central tube, a baffle III, a baffle II, an upper tube plate, a baffle I, a baffle IV, a lower tube plate I, a lower tube plate II and a heat exchange tube; the spiral baffle plates distributed in steps of the air preheater have no air flow dead zone, and the problems of difficult processing, high manufacturing cost, long manufacturing period, difficult assembly and the like of the spiral baffle plates are solved. However, the above patent also suffers from the following disadvantages: when the hot air outlet is used, the hot air outlet needs to be connected with the connecting pipe, leakage is easy to occur at the connecting part in a conventional connecting mode, dust is easy to enter at the cold air inlet, and the device is damaged due to accumulation for a long time. Therefore, improvements are needed.
Disclosure of Invention
The utility model aims to provide a spiral baffle plate air preheater, which solves the problems that a hot air outlet needs to be connected with a connecting pipe when in use, leakage is easy to occur at a connecting position in a conventional connecting mode, dust is easy to enter at a cold air inlet, and the device is damaged due to long-time accumulation.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spiral baffle air preheater, includes the casing, be provided with the hot air outlet on the casing, be provided with coupling mechanism on the hot air outlet, the lower extreme fixedly connected with base of casing, be provided with the cooling air inlet on the casing, be provided with the cold air inlet on the casing, be provided with filtering mechanism on the cold air inlet.
Preferably, coupling mechanism includes flange, connecting pipe, clamping ring, sealing washer, draw-in groove, elastic block, the outside fixedly connected with flange of hot air outlet, there is the connecting pipe through threaded connection in the flange, fixedly connected with clamping ring on the connecting pipe, the adhesion has the sealing washer on the clamping ring, the draw-in groove has been seted up in the connecting pipe, sliding connection has the elastic block in the draw-in groove, elastic block fixed connection is on the flange, through design coupling mechanism, conveniently connects the connecting pipe.
Preferably, the clamping ring is slidably connected in the flange, a sealing ring is slidably connected in the flange, the sealing ring is contacted with the hot air outlet, and the sealing ring is designed to deform, so that the sealing performance is improved.
Preferably, the number of the clamping grooves is a plurality of, the plurality of the clamping grooves are distributed on the connecting pipe in an annular array, and the connecting pipe can be limited through the plurality of the clamping grooves by designing the plurality of the clamping grooves.
Preferably, the filter mechanism comprises a filter screen, a motor, a connecting shaft, a scraper blade, a support, a limiting rod and a spring, wherein the filter screen is fixedly connected in the cold air inlet, the motor is fixedly connected on the filter screen, the output end of the motor is rotationally connected in the filter screen, the connecting shaft is fixedly connected to the output end of the motor, the scraper blade is contacted with the filter screen, the support is fixedly connected on the scraper blade, the limiting rod is fixedly connected in the connecting shaft, the spring is arranged on the outer side of the limiting rod, one end of the spring is fixedly connected in the connecting shaft, the other end of the spring is fixedly connected on the support, and dust can be filtered through designing the filter mechanism.
Preferably, the support sliding connection is in the connecting axle, support sliding connection is in the outside of gag lever post, through design support, accessible support drives the scraper blade and removes.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, by designing the flange, the sealing ring, the connecting pipe, the clamping groove, the elastic block and other parts, the connecting pipe and the flange are in threaded movement by rotating the connecting pipe, so that the connecting pipe is moved, the compression ring extrudes the sealing ring in the moving process of the connecting pipe to deform the sealing ring, so that the tightness of the joint is improved, the elastic block slides out of the clamping groove in the rotating process of the connecting pipe, and after the connecting pipe is moved, the elastic block slides into the clamping groove again under the self elastic action, so that the connecting pipe can be limited, and the rotating of the connecting pipe is prevented, and the tightness is influenced.
2. According to the utility model, through designing the components such as the filter screen, the motor, the scraping plate, the support, the spring and the like, the air flow can be filtered through the filter screen, so that dust and the like are filtered, when the filter screen is blocked, the motor can be started, the scraping plate is driven by the motor to rotate, the filter screen can be cleaned to prevent the filter screen from being blocked, and when the scraping plate is worn, the support is moved under the elastic action of the spring, so that the scraping plate fixed on the support is moved, and the scraping plate is always contacted with the filter screen to improve the cleaning effect.
Drawings
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;
FIG. 3 is a partial cross-sectional view of the cold air inlet of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of the utility model at A in FIG. 2;
fig. 5 is an enlarged view of the present utility model at B in fig. 3.
In the figure: 1. a housing; 2. a hot air outlet; 3. a connecting mechanism; 4. a base; 5. a cooling air inlet; 6. a cold air inlet; 7. a filtering mechanism; 31. a flange; 32. a connecting pipe; 33. a compression ring; 34. a seal ring; 35. a clamping groove; 36. an elastic block; 71. a filter screen; 72. a motor; 73. a connecting shaft; 74. a scraper; 75. a bracket; 76. a limit rod; 77. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2 and 3, a spiral baffle air preheater comprises a casing 1, wherein a hot air outlet 2 is arranged on the casing 1, a connecting mechanism 3 is arranged on the hot air outlet 2, a base 4 is fixedly connected to the lower end of the casing 1, a cooling air inlet 5 is arranged on the casing 1, a cold air inlet 6 is arranged on the casing 1, and a filtering mechanism 7 is arranged on the cold air inlet 6.
Referring to fig. 1, 2, 3 and 4, the connection mechanism 3 includes a flange 31, a connection pipe 32, a compression ring 33, a sealing ring 34, a clamping groove 35 and an elastic block 36, the flange 31 is fixedly connected to the outer side of the hot air outlet 2, the connection pipe 32 is connected to the flange 31 through threads, the compression ring 33 is fixedly connected to the connection pipe 32, the sealing ring 34 is adhered to the compression ring 33, the clamping groove 35 is formed in the connection pipe 32, the elastic block 36 is connected to the flange 31 in a sliding manner, the compression ring 33 is connected to the flange 31 in a sliding manner, the sealing ring 34 is connected to the inner side of the flange 31 in a sliding manner, the sealing ring 34 is in contact with the hot air outlet 2, the clamping grooves 35 are distributed on the connection pipe 32 in a ring array manner, and the connection pipe 32 is conveniently connected through the design of the connection mechanism 3.
Referring to fig. 1, 2, 3 and 5, the filtering mechanism 7 includes a filter screen 71, a motor 72, a connecting shaft 73, a scraper 74, a bracket 75, a limiting rod 76 and a spring 77, wherein the filter screen 71 is fixedly connected in the cold air inlet 6, the motor 72 is fixedly connected on the filter screen 71, the output end of the motor 72 is rotationally connected in the filter screen 71, the connecting shaft 73 is fixedly connected on the output end of the motor 72, the scraper 74 is contacted on the filter screen 71, the bracket 75 is fixedly connected on the scraper 74, the limiting rod 76 is fixedly connected in the connecting shaft 73, the spring 77 is arranged on the outer side of the limiting rod 76, one end of the spring 77 is fixedly connected in the connecting shaft 73, the other end of the spring 77 is fixedly connected on the bracket 75, the bracket 75 is slidably connected in the connecting shaft 73, and dust can be filtered by designing the filtering mechanism 7.
Working principle: how to perform the preheating of the air of the spiral baffle is disclosed in the patent application publication number CN217083418U, which is unnecessary to be described in detail herein, when the connecting pipe 32 needs to be connected, the connecting pipe 32 is made to perform the threaded movement between the connecting pipe 32 and the flange 31 by rotating the connecting pipe 32, so that the connecting pipe 32 moves, the sealing ring 34 is firstly contacted with the hot air outlet 2, then the pressing ring 33 is made to press the sealing ring 34 in the continuous moving process of the connecting pipe 32, so that the sealing ring 34 is deformed, thereby improving the tightness of the connection part, the elastic block 36 slides out of the clamping groove 35 in the rotating process of the connecting pipe 32, after the connecting pipe 32 is moved, the elastic block 36 slides into the clamping groove 35 again under the self elastic action, so that the connecting pipe 32 can be limited, thereby preventing the connecting pipe 32 from rotating, affecting the tightness, and when the air current passes through the cold air inlet 6, dust and the like can be filtered under the filtering of the filter screen 71, and when the filter screen 71 is blocked, the connecting shaft 73 is rotated by starting the motor 72, then the bracket 75 is made to rotate under the driving of the motor 72, so that the bracket 75 is installed on the connecting shaft 73, thereby the bracket 75 rotates, so that the bracket 75 rotates, the bracket 75 is made to be fixed on the bracket 75, and the bracket 74 is always rotates, and the bracket 74 is made to rotate, and the bracket 74 is made to move, when the bracket 74 is cleaned, and the bracket 74 is made to move, and the elastic 74 is further, so that the effect is cleaned, when the effect is made, and the movement is further, when the movement is made.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (6)
1. A helical baffle air preheater comprising a housing (1), characterized in that: be provided with hot air outlet (2) on casing (1), be provided with coupling mechanism (3) on hot air outlet (2), the lower extreme fixedly connected with base (4) of casing (1), be provided with cooling air inlet (5) on casing (1), be provided with cold air inlet (6) on casing (1), be provided with filtering mechanism (7) on cold air inlet (6).
2. A spiral baffle air preheater as set forth in claim 1, wherein: coupling mechanism (3) are including flange (31), connecting pipe (32), clamping ring (33), sealing washer (34), draw-in groove (35), elastomeric block (36), the outside fixedly connected with flange (31) of hot air outlet (2), there is connecting pipe (32) through threaded connection in flange (31), fixedly connected with clamping ring (33) on connecting pipe (32), the adhesion has sealing washer (34) on clamping ring (33), draw-in groove (35) have been seted up in connecting pipe (32), sliding connection has elastomeric block (36) in draw-in groove (35), elastomeric block (36) fixedly connected with is on flange (31).
3. A spiral baffle air preheater as set forth in claim 2, wherein: the compression ring (33) is connected in the flange (31) in a sliding mode, a sealing ring (34) is connected in the flange (31) in a sliding mode, and the sealing ring (34) is in contact with the hot air outlet (2).
4. A spiral baffle air preheater as set forth in claim 2, wherein: the number of the clamping grooves (35) is a plurality, and the plurality of the clamping grooves (35) are distributed on the connecting pipe (32) in an annular array.
5. A spiral baffle air preheater as set forth in claim 1, wherein: the utility model provides a filter mechanism (7) includes filter screen (71), motor (72), connecting axle (73), scraper blade (74), support (75), gag lever post (76), spring (77), fixedly connected with filter screen (71) in cold air inlet (6), fixedly connected with motor (72) on filter screen (71), the output of motor (72) rotates to be connected in filter screen (71), fixedly connected with connecting axle (73) on the output of motor (72), contact has scraper blade (74) on filter screen (71), fixedly connected with support (75) on scraper blade (74), fixedly connected with gag lever post (76) in connecting axle (73), the outside of gag lever post (76) is provided with spring (77), in one end fixedly connected with connecting axle (73) of spring (77), the other end fixedly connected with on support (75) of spring (77).
6. A spiral baffle air preheater as set forth in claim 5, wherein: the support (75) is connected in the connecting shaft (73) in a sliding mode, and the support (75) is connected to the outer side of the limiting rod (76) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075227.XU CN220366739U (en) | 2023-08-03 | 2023-08-03 | Spiral baffle air preheater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075227.XU CN220366739U (en) | 2023-08-03 | 2023-08-03 | Spiral baffle air preheater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220366739U true CN220366739U (en) | 2024-01-19 |
Family
ID=89515348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322075227.XU Active CN220366739U (en) | 2023-08-03 | 2023-08-03 | Spiral baffle air preheater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220366739U (en) |
-
2023
- 2023-08-03 CN CN202322075227.XU patent/CN220366739U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |