CN116877969B - Full premix steam heat source machine - Google Patents
Full premix steam heat source machine Download PDFInfo
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- CN116877969B CN116877969B CN202311139221.2A CN202311139221A CN116877969B CN 116877969 B CN116877969 B CN 116877969B CN 202311139221 A CN202311139221 A CN 202311139221A CN 116877969 B CN116877969 B CN 116877969B
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- butt joint
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- 238000010438 heat treatment Methods 0.000 claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000002485 combustion reaction Methods 0.000 claims abstract description 10
- 239000002918 waste heat Substances 0.000 claims abstract description 9
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 238000007790 scraping Methods 0.000 claims description 37
- 210000001503 joint Anatomy 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 27
- 238000000926 separation method Methods 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 6
- 238000004880 explosion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/22—Methods of steam generation characterised by form of heating method using combustion under pressure substantially exceeding atmospheric pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/08—Installation of heat-exchange apparatus or of means in boilers for heating air supplied for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a full premix steam heat source machine, which relates to the technical field of heat source machines and comprises a combustor barrel, wherein an air outlet cavity and a water inlet cavity are respectively arranged at the top and the bottom of the combustor barrel, a combustion cavity is arranged in the combustor barrel, a safety valve pipe, a steam outlet pipe, a steam level gauge pipe and a pressure gauge mounting pipe are fixedly communicated with the air outlet cavity at the top of the combustor barrel, a level gauge interface pipe and a softening water pipe are fixedly communicated with the water inlet cavity at the bottom of the combustor barrel, a plurality of heating pipes are arranged between the air outlet cavity and the water inlet cavity, a uniform heating component for uniformly heating the plurality of heating pipes is arranged at the bottom of the air outlet cavity, and a waste heat recovery device is arranged at the bottom of the air outlet cavity.
Description
Technical Field
The invention relates to the technical field of heat source machines, in particular to a full premix steam heat source machine.
Background
A fully premixed steam heat source machine, also called a steam heat source machine (commonly called a boiler), is a mechanical device that heats water into hot water or steam by using heat energy of fuel or other energy sources.
Working principle of the existing heat source machine: firstly, tap water enters a water tank after passing through a softening device, and then enters a steam heat source machine body through a boiler water supply pump; air and fuel gas are premixed and enter a furnace body to perform surface radiation combustion, water in the furnace body is heated and vaporized by radiation to form a steam-water mixture, and the formed steam-water mixture enters a steam separation cylinder to supply heat for customers; the high-temperature flue gas generated by combustion in the furnace body is recycled through the waste heat recycling device, and softened water is preheated, so that the softened water in the water tank is circularly preheated;
however, in the whole process, as water is in the finned tube, the finned tube is circularly arranged in the cylinder, and the furnace fire is generated at the center in the boiler for heating, so that the temperature of the finned tube close to the furnace fire is high, the temperature of the finned tube far away from the furnace fire is low, the finned tube is heated unevenly, the heat deviation is overlarge, the heat load in a local area is overhigh, the metal of the tube wall is frequent in overtemperature, the service life of a product is influenced, and meanwhile, the tube explosion of the boiler is frequent, and the safe and reliable operation of the boiler is seriously influenced.
Disclosure of Invention
The present invention is directed to a fully premixed steam heat source machine, which solves the problems set forth in the above-mentioned background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a full premix steam heat source machine, includes the combustor barrel, the top and the bottom of combustor barrel are equipped with air-out chamber and inlet chamber respectively, just the inside of combustor barrel is equipped with the combustion chamber, the top of combustor barrel goes out the fixed intercommunication of air chamber and has relief valve pipe, steam outlet pipe, steam level gauge pipe and manometer installation tube, and the bottom inlet chamber fixed intercommunication has level gauge interface pipe and softened water pipe, still including install in go out the air chamber with a plurality of heating pipes between the inlet chamber, just the bottom of air-out chamber is installed and is used for a plurality of heating pipes to be heated even heating assembly to and waste heat recovery device, the outside of combustor barrel with be fixed with the channel frame that is used for the steam transmission between the waste heat recovery device, install in the channel frame and be used for driving even heating assembly moving drive assembly.
Preferably, the uniform heating component comprises an inner gear ring which is in rotary butt joint with the bottom of the air outlet cavity through a bearing, gears meshed with the inner gear ring are fixed at the tops of the heating pipes, the two ends of the heating pipes are in rotary butt joint with the air outlet cavity and the water inlet cavity through bearing seats and extend into the inner gear ring and the outer gear ring, a ring frame is fixed at the bottom of the inner gear ring, a linkage piece which is in butt joint with the driving component is installed in the ring frame, and uniform rotation of the heating pipes is completed by the uniform heating component, so that the heating pipes are heated uniformly.
Preferably, the linkage piece includes the gangbar and fixes a plurality of linkage blocks of ring frame inside, the outside slip cap of gangbar has the gangbar, just the bottom of gangbar is fixed with the end plate, the outside cover of gangbar have with the end plate with the extension spring that the gangbar is fixed mutually, a plurality of equiangular distribution is in the ring frame, just the one end inclined plane structure of gangbar, the other end open have with the recess of gangbar looks adaptation, the top of gangbar stretches into in the ring frame, and spherical structure, and with the recess offsets, the gangbar with drive assembly interfaces, when making drive assembly provide power through the gangassembly, drives the one-way rotation of ring gear.
Preferably, the driving assembly comprises a reciprocating screw rod rotatably mounted in the channel frame through a bearing, a driving plate is sleeved on the outer side of the reciprocating screw rod in a threaded manner, a connecting column fixed with one end of the linkage plate is inserted in the driving plate in a sliding manner, a sliding rod fixed with the channel frame is inserted in the driving plate in a sliding manner, a driving motor is fixed on the outer wall of the channel frame through a motor seat, and the output end of the driving motor is fixed with the outer end of the reciprocating screw rod through a coupler and provides power through the driving assembly.
Preferably, the scraping assembly is installed in the channel frame, the scraping assembly comprises a scraping frame, the outer side of the scraping frame is attached to the bottom of the channel frame, an abutting plate is fixed to the bottom of the scraping frame, abutting columns are fixed to the outer ends of the abutting plates and the bottom of the driving plate, the outer sides of the abutting columns are rotatably sleeved with linkage plates, the track plates which are in sliding abutting connection with the abutting plates are fixed in the channel frame, and the designed scraping assembly can scrape water drops which are condensed when meeting cold in the channel frame.
Preferably, the scraping assembly further comprises a butt joint seat fixed at the top of the channel frame, the bottom of the butt joint seat is rotatably provided with a screen plate through a rotating shaft, the screen plate absorbs water vapor in hot air, one side of the butt joint seat is of an inclined surface structure, and the screen plate can absorb the water vapor in the hot air and facilitate subsequent discharge.
Preferably, the scraping frame is U-shaped, the two ends of the scraping frame are both fixed with supporting rods, the inner wall of the channel frame is fixed with a fixing seat which is sleeved with the supporting rods in a sliding manner, the inner wall of the channel frame is also fixed with a supporting block which is propped against the screen plate, and the designed U-shaped scraping plate can scrape residual moisture on the inner wall of the channel frame.
Preferably, the bottom intercommunication of passageway frame has the notch frame, just the notch frame is close to the one end of combustor barrel is inclined plane structure, open the bottom of notch frame has the circular slot, and the one end fixed intercommunication of notch frame have with the concentric drain pipe of circular slot, the outer end screw thread of drain pipe has cup jointed the butt joint cap, butt joint cap internal fixation has the stock, just the outer end of stock be fixed with the doctor-bar that the circular slot inner wall laminated mutually, the notch frame of design can gather the moisture that is scraped down, convenient discharge.
Preferably, the heating pipe is the finned tube, just the gas-liquid separation pipe has been installed at the top of heating pipe, the top of gas-liquid separation pipe is hollow pipe, and the bottom is solid pipe, the tip of gas-liquid separation pipe pass through the welding with the heating pipe top is fixed, and its hollow pipe department opens there are a plurality of gas pockets, and the finned tube can improve the heated area, improves heating efficiency, and the gas-liquid separation pipe of inside grafting simultaneously can adsorb the liquid in the steam of heating evaporation, discharges the higher gas of dryness.
Preferably, the spiral blade is fixed on the outer wall of the corresponding air hole at the outer side of the gas-liquid separation tube, the spiral blade is attached to the inner wall of the heating tube, the length of the gas-liquid separation tube is one third to one half of the length of the heating tube, and the design of the spiral blade enables the gas circulation path to be increased, so that the gas-liquid separation is facilitated.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the designed driving assembly is matched with the uniform heating assembly to operate, so that the heating pipes can rotate, the heating pipes can be uniformly heated in the burner cylinder, the occurrence of thermal deviation is avoided, the service life of the product is reduced, and the occurrence of pipe explosion is reduced;
2. the scraping component is additionally arranged in the channel frame, and the driving component can drive the scraping component while driving the uniform heating component, so that the scraping component can scrape water drops which are on the inner wall of the channel frame and meet condensation knots, and the conditions of corrosion and the like of the channel frame caused by the existence of the water drops are avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another view angle structure with portions cut away according to the present invention;
FIG. 3 is a schematic view of the positional relationship between a uniform heating assembly and a plurality of heating pipes in a burner cylinder according to the present invention;
FIG. 4 is a schematic view of a part of the structure of the uniform heating component of the present invention;
FIG. 5 is a schematic view of the structure of the linkage in the uniform heating assembly according to the present invention;
FIG. 6 is an enlarged view of FIG. 5 at A;
FIG. 7 is a schematic view of the structure of the docking cap of the present invention after it is detached from the drain pipe;
FIG. 8 is a schematic diagram of the connection between the scraping assembly and the driving assembly in the channel frame according to the present invention;
FIG. 9 is an enlarged view of FIG. 8 at B;
FIG. 10 is an enlarged view of FIG. 8 at C;
FIG. 11 is a schematic diagram showing explosion of a heating tube and a gas-liquid separation tube according to the present invention.
In the figure: 1. a burner cylinder; 2. an air outlet cavity; 3. a water inlet cavity; 4. a safety valve tube; 5. a steam outlet pipe; 6. a steam level gauge tube; 7. a pressure gauge mounting tube; 8. a liquid level meter interface tube; 9. softening the water pipe; 10. heating pipes; 11. a uniform heating assembly; 12. a waste heat recovery device; 13. a channel frame; 14. a drive assembly; 15. an inner gear ring; 16. a gear; 17. a ring frame; 18. a linkage member; 19. a linkage rod; 20. a linkage block; 21. a linkage plate; 22. an end plate; 23. a tension spring; 24. a groove; 25. a reciprocating screw rod; 26. a driving plate; 27. a connecting column; 28. a slide bar; 29. a driving motor; 30. a scraping assembly; 31. a scraping frame; 32. an abutting plate; 33. butt-joint columns; 34. a linkage plate; 35. a track plate; 36. a butt joint seat; 37. a screen plate; 38. a supporting rod; 39. a fixing seat; 40. abutting blocks; 41. a notch frame; 42. a circular groove; 43. a drain pipe; 44. a butt joint cap; 45. a long rod; 46. a wiper blade; 47. a gas-liquid separation pipe; 48. air holes; 49. spiral leaves.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-3, a fully premixed steam heat source machine in the drawings includes a burner cylinder 1, an air outlet cavity 2 and a water inlet cavity 3 are respectively arranged at the top and bottom of the burner cylinder 1, a combustion cavity is arranged in the burner cylinder 1, a safety valve tube 4, a steam outlet tube 5, a steam level gauge tube 6 and a pressure gauge mounting tube 7 are fixedly communicated with the top air outlet cavity 2 of the burner cylinder 1, a level gauge interface tube 8 and a softening water tube 9 are fixedly communicated with the bottom water inlet cavity 3, a plurality of heating tubes 10 are arranged between the air outlet cavity 2 and the water inlet cavity 3, a uniform heating assembly 11 for uniformly heating the plurality of heating tubes 10 is arranged at the bottom of the air outlet cavity 2, a waste heat recovery device 12 is fixed between the outer side of the burner cylinder 1 and the waste heat recovery device 12, and a driving assembly 14 for driving the uniform heating assembly 11 to operate is arranged in the channel frame 13.
Referring to fig. 3-6, the uniform heating assembly 11 in the drawing includes an inner gear ring 15 rotatably abutted to the bottom of the air outlet cavity 2 through a bearing, gears 16 meshed with the inner gear ring 15 are fixed to the top of the plurality of heating pipes 10, two ends of the heating pipes 10 are rotatably abutted to the air outlet cavity 2 and the water inlet cavity 3 through bearing seats and extend into the two air outlet cavities, a ring frame 17 is fixed to the bottom of the inner gear ring 15, and a linkage piece 18 abutted to the driving assembly 14 is installed in the ring frame 17.
Referring to fig. 5-10, the linkage member 18 includes a linkage rod 19 and a plurality of linkage blocks 20 fixed inside the ring frame 17, a linkage plate 21 is sleeved on the outer side of the linkage rod 19 in a sliding manner, an end plate 22 is fixed at the bottom of the linkage rod 19, a tension spring 23 fixed with the end plate 22 and the linkage plate 21 is sleeved on the outer side of the linkage rod 19, the plurality of linkage blocks 20 are distributed inside the ring frame 17 at equal angles, one end of each linkage block 20 is of an inclined surface structure, a groove 24 matched with the linkage rod 19 is formed in the other end of each linkage block 20, the top of the linkage rod 19 extends into the ring frame 17 and is of a spherical structure and abuts against the groove 24, and the linkage plate 21 is in butt joint with the driving assembly 14;
the principle that the uniform heating component 11 drives the heating pipes 10 to be heated uniformly is as follows: through the combustion chamber in the combustor barrel 1 begin burning, then will heat to a plurality of heating pipes 10, a plurality of heating pipes 10 are circumference array in combustor barrel 1 as shown in fig. 2 and 3, heat is preferentially radiated to one side near the combustion chamber, then provide power through drive assembly 14, linkage plate 21 in the linkage piece 18 moves, thereby drive the gangbar 19 and remove in passageway frame 13, the gangbar 19 removes in ring frame 17, can offset with recess 24 of a plurality of linkage piece 20 sides, thereby realize promoting ring gear 15 rotation, drive a plurality of gears 16 and follow the rotation, make a plurality of heating pipes 10 can rotate, will be kept away from the combustion chamber before one side rotation near the combustion chamber, thereby avoid the heating pipe to appear the heat deviation, make it be heated evenly, improve its life, avoid appearing the pipe explosion phenomenon.
Meanwhile, referring to fig. 2, 4, 5 and 6, the driving assembly 14 in the drawings includes a reciprocating screw rod 25 rotatably mounted in the channel frame 13 through a bearing, a driving plate 26 is screwed on the outer side of the reciprocating screw rod 25, a connecting post 27 fixed to one end of the linkage plate 21 is slidably inserted in the driving plate 26, a sliding rod 28 fixed to the channel frame 13 is slidably inserted in the driving plate 26, a driving motor 29 is fixed to the outer wall of the channel frame 13 through a motor base, and an output end of the driving motor 29 is fixed to the outer end of the reciprocating screw rod 25 through a coupling.
Principle of operation of the drive assembly 14: the driving motor 29 rotates to drive the reciprocating screw rod 25 to rotate, so that the driving plate 26 screwed on the reciprocating screw rod 25 reciprocates along the driving plate, and then the linkage plate 21 is driven to move along by the action of the connecting column 27, so that the uniform heating assembly 11 is controlled to move correspondingly.
In this embodiment, referring to fig. 11, it should be further described that: the heating pipe 10 is a fin pipe, the top of the heating pipe 10 is inserted with a gas-liquid separation pipe 47, the top of the gas-liquid separation pipe 47 is a hollow pipe, the bottom of the gas-liquid separation pipe 47 is a solid pipe, the end part of the gas-liquid separation pipe 47 is fixed with the top of the heating pipe 10 by welding, a plurality of air holes 48 are formed in the hollow pipe, spiral blades 49 are fixed on the outer wall of the gas-liquid separation pipe 47 corresponding to the air holes 48, the spiral blades 49 are attached to the inner wall of the heating pipe 10, and the length of the gas-liquid separation pipe 47 is one third to one half of the length of the heating pipe 10;
through add gas-liquid separation pipe 47 in heating pipe 10 for when the water in the heating pipe 10 was heated and evaporated, can advance get into in the hollow tube of gas-liquid separation pipe 47, and discharge through the gas pocket 48 in the outside, can absorb the moisture in the steam, improve the dryness fraction of exhaust gas, simultaneously, the helicoid leaf 49 of design can provide gaseous travel path, improves the adsorption effect of moisture, can also offset with the heating pipe 10 outside simultaneously, makes personnel when welding gas-liquid separation pipe 47 and heating pipe 10 more convenient.
Method for avoiding thermal deviations of the heating tube 10: the driving motor 29 rotates to enable the driving plate 26 to reciprocate along the reciprocating screw rod 25, and meanwhile, the connecting post 27 is matched to drive the linkage plate 21 to move in a following way, so that the linkage rod 19 inserted in the linkage plate 21 can move in the ring frame 17, and when moving, the linkage rod is firstly propped against the groove 24 on the linkage block 20 to drive the inner gear ring 15 to move, so that the gear 16 can drive the heating pipe 10 to rotate, and the heating pipe 10 is heated uniformly;
when the linkage rod 19 retreats along the driving plate 26 to carry out retreating, at this moment, the top of the linkage rod 19 contacts with the inclined surface end of the linkage block 20 and moves downwards along with the movement, so that the rotation of the inner gear ring 15 is not driven during retreating, and the inner gear ring 15 is conveniently adjusted by being clamped with the groove 24 on one side of the linkage block 20 again under the action of the subsequent tension spring 23 when realizing subsequent forward rotation.
Example 2
Referring to fig. 3-10, this embodiment is further described with respect to example 1, which differs from the embodiment described above in that a scraping assembly 30 is added.
Specifically, a scraping assembly 30 is installed in the channel frame 13, the scraping assembly 30 comprises a scraping frame 31, the outer side of the scraping frame 31 is attached to the bottom of the channel frame 13, an abutting plate 32 is fixed to the bottom of the scraping frame 31, abutting posts 33 are fixed to the outer ends of the abutting plates 32 and the bottom of the driving plate 26, linkage plates 34 are rotatably sleeved on the outer sides of the two abutting posts 33, and a track plate 35 in sliding abutting joint with the abutting plates 32 is fixed in the channel frame 13;
meanwhile, the scraping assembly 30 further comprises a butt joint seat 36 fixed at the top of the channel frame 13, a screen plate 37 is rotatably arranged at the bottom of the butt joint seat 36 through a rotating shaft, water vapor in hot air is absorbed through the screen plate 37, and one side of the butt joint seat 36 is of an inclined surface structure;
the scraping frame 31 is U-shaped, two ends of the scraping frame are fixed with a supporting rod 38, a fixing seat 39 in sliding sleeve connection with the supporting rod 38 is fixed on the inner wall of the channel frame 13, and a supporting block 40 supporting against the screen plate 37 is also fixed on the inner wall of the channel frame 13.
In this embodiment: in order to avoid moisture contained in the recovered hot gas, and condensation water drops caused by the contact of the hot gas and the outer wall of the channel frame 13 and cold, the residual water drops can corrode the channel frame 13, and personnel can scrape the residual water drops on the inner wall through the scraping frame 31 additionally arranged and the butt-joint columns 33 and the linkage plates 34 under the action of the butt-joint columns 34, so that the linkage plates 34 can be rotated when the driving plates 26 correspondingly move, the butt-joint plates 32 are driven to move in the track plates 35, and the scraping frame 31 is driven to correspondingly move in the channel frame 13;
meanwhile, moisture in hot air can be adsorbed through the designed screen plate 37, and when the matched scraping frame 31 moves, the upper fixed supporting rod 38 can push the screen plate 37 to swing along the rotating shaft of the screen plate 37, so that the adhered water drops are conveniently discharged.
Example 3
Referring to fig. 5-10, this embodiment is further described with respect to other examples, except that the channel frame 13 is optimized and modified to facilitate the drainage of residual moisture therein.
Specifically, the bottom of the channel frame 13 is communicated with a notch frame 41, one end of the notch frame 41, which is close to the burner cylinder 1, is of an inclined surface structure, a round groove 42 is formed in the bottom of the notch frame 41, one end of the notch frame 41 is fixedly communicated with a drain pipe 43 concentric with the round groove 42, a butt joint cap 44 is sleeved at the outer end of the drain pipe 43 in a threaded manner, a long rod 45 is fixed in the butt joint cap 44, and a scraping blade 46 attached to the inner wall of the round groove 42 is fixed at the outer end of the long rod 45.
It should be noted that: through the design of notch frame 41 and circular slot 42 of design, satisfy moisture and collect to the circular slot 42 in because of gravity, simultaneously personnel are through rotating butt joint cap 44, and when taking out, the doctor-bar 46 of its upper design can be with the interior residual moisture of circular slot 42 discharge, and is more convenient.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention 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 principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A fully premixed vapor heat source machine comprising:
the burner comprises a burner cylinder body (1), wherein an air outlet cavity (2) and a water inlet cavity (3) are respectively arranged at the top and the bottom of the burner cylinder body (1), a combustion cavity is arranged in the burner cylinder body (1), a safety valve pipe (4), a steam outlet pipe (5), a steam level meter pipe (6) and a pressure gauge mounting pipe (7) are fixedly communicated with the top air outlet cavity (2) of the burner cylinder body (1), a liquid level meter interface pipe (8) and a softening water pipe (9) are fixedly communicated with the bottom water inlet cavity (3),
the method is characterized in that: further comprises:
a plurality of heating pipes (10) arranged between the air outlet cavity (2) and the water inlet cavity (3), and a uniform heating component (11) for uniformly heating the plurality of heating pipes (10) is arranged at the bottom of the air outlet cavity (2);
the waste heat recovery device (12), a channel frame (13) for hot gas transmission is fixed between the outer side of the burner cylinder (1) and the waste heat recovery device (12), and a driving assembly (14) for driving the uniform heating assembly (11) to operate is arranged in the channel frame (13);
the uniform heating assembly (11) comprises an inner gear ring (15) which is in rotary butt joint with the bottom of the air outlet cavity (2) through a bearing, gears (16) meshed with the inner gear ring (15) are fixed at the tops of the heating pipes (10), the two ends of each heating pipe (10) are in rotary butt joint with the air outlet cavity (2) and the water inlet cavity (3) through bearing seats, and extend into the air outlet cavity and the water inlet cavity, a ring frame (17) is fixed at the bottom of the inner gear ring (15), and a linkage piece (18) in butt joint with the driving assembly (14) is arranged in the ring frame (17);
the linkage piece (18) comprises a linkage rod (19) and a plurality of linkage blocks (20) fixed in the annular frame (17), a linkage plate (21) is sleeved on the outer side of the linkage rod (19) in a sliding mode, an end plate (22) is fixed at the bottom of the linkage rod (19), tension springs (23) fixed with the end plate (22) and the linkage plate (21) are sleeved on the outer side of the linkage rod (19), the plurality of linkage blocks (20) are distributed in the annular frame (17) at equal angles, one end of each linkage block (20) is of an inclined surface structure, grooves (24) matched with the linkage rod (19) are formed in the other end of each linkage block, the top of the linkage rod (19) stretches into the annular frame (17) and is of a spherical structure and is propped against the grooves (24), and the linkage plate (21) is in butt joint with the driving assembly (14);
the driving assembly (14) comprises a reciprocating screw rod (25) rotatably mounted in the channel frame (13) through a bearing, a driving plate (26) is sleeved on the outer side of the reciprocating screw rod (25) in a threaded manner, a connecting column (27) fixed to one end of the linkage plate (21) is inserted in the driving plate (26) in a sliding manner, a sliding rod (28) fixed to the channel frame (13) is inserted in the driving plate (26) in a sliding manner, a driving motor (29) is fixed to the outer wall of the channel frame (13) through a motor base, and the output end of the driving motor (29) is fixed to the outer end of the reciprocating screw rod (25) through a coupler.
2. The fully premixed steam heat source machine according to claim 1, wherein: install scraping subassembly (30) in passageway frame (13), scraping subassembly (30) include scraping frame (31), the outside of scraping frame (31) with the bottom of passageway frame (13) is laminated mutually, just scraping frame (31) bottom is fixed with butt joint board (32), the outer end of butt joint board (32) with the bottom of drive plate (26) all is fixed with butt joint post (33), and two the outside of butt joint post (33) rotates the cover and has interlock board (34), passageway frame (13) internal fixation have with track board (35) of butt joint board (32) slip butt joint.
3. The fully premixed steam heat source machine according to claim 2, wherein: the scraping assembly (30) further comprises a butt joint seat (36) fixed at the top of the channel frame (13), a screen plate (37) is rotatably arranged at the bottom of the butt joint seat (36) through a rotating shaft, water vapor in hot air is absorbed through the screen plate (37), and one side of the butt joint seat (36) is of an inclined surface structure.
4. A fully premixed steam heat source machine according to claim 3, wherein: the scraping frame (31) is U-shaped, the two ends of the scraping frame are respectively fixed with a supporting rod (38), the inner wall of the channel frame (13) is fixed with a fixed seat (39) which is in sliding sleeve joint with the supporting rods (38), and the inner wall of the channel frame (13) is also fixed with a supporting block (40) which is propped against the screen plate (37).
5. The fully premixed steam heat source machine according to claim 4, wherein: the bottom of passageway frame (13) is linked together and is had notch frame (41), just notch frame (41) are close to the one end of combustor barrel (1) is inclined plane structure, round groove (42) are opened to the bottom of notch frame (41), and the one end fixed intercommunication of notch frame (41) have with concentric drain pipe (43) of round groove (42), butt joint cap (44) have been cup jointed to the outer end screw thread of drain pipe (43), butt joint cap (44) internal fixation has stock (45), just the outer end of stock (45) be fixed with doctor-bar (46) that the inner wall of round groove (42) laminated mutually.
6. The fully premixed steam heat source machine according to claim 5, wherein: the heating pipe (10) is a fin pipe, a gas-liquid separation pipe (47) is inserted into the top of the heating pipe (10), the top of the gas-liquid separation pipe (47) is a hollow pipe, the bottom of the gas-liquid separation pipe is a solid pipe, the end part of the gas-liquid separation pipe (47) is fixed with the top of the heating pipe (10) through welding, and a plurality of air holes (48) are formed in the hollow pipe.
7. The fully premixed steam heat source machine according to claim 6, wherein: the outer side of the gas-liquid separation tube (47) is fixedly provided with a spiral blade (49) corresponding to the outer wall of the air hole (48), the spiral blade (49) is attached to the inner wall of the heating tube (10), and the length of the gas-liquid separation tube (47) is one third to one half of the length of the heating tube (10).
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| CN202311139221.2A CN116877969B (en) | 2023-09-06 | 2023-09-06 | Full premix steam heat source machine |
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| CN202311139221.2A CN116877969B (en) | 2023-09-06 | 2023-09-06 | Full premix steam heat source machine |
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| CN116877969A CN116877969A (en) | 2023-10-13 |
| CN116877969B true CN116877969B (en) | 2023-11-28 |
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| CN116877969A (en) | 2023-10-13 |
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