CN112178919A

CN112178919A - Coal-fired heat-conducting oil boiler

Info

Publication number: CN112178919A
Application number: CN202010939220.6A
Authority: CN
Inventors: 程学芳
Original assignee: 程学芳
Current assignee: SHANGHAI SIFANG WUXI BOILER ENGINEERING Co.,Ltd.
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-01-05
Anticipated expiration: 2040-09-09
Also published as: CN112178919B

Abstract

The invention relates to the technical field of industrial heat conduction, and discloses a coal-fired heat conduction oil boiler which comprises a boiler tube, wherein one side of the boiler tube is fixedly connected with a cooling chamber, an electromagnetic switch is arranged between the connection part of the boiler tube and the cooling chamber, the other side of the cooling chamber is fixedly connected with a heat conduction oil circulating device, the other side of the heat conduction oil circulating device is movably provided with a steam starting device, the other side of the steam starting device is fixedly provided with an induced draft machine base, and a water pipe for spray cooling is arranged above the induced draft machine base. According to the invention, the steam generated by cooling the induced draft fan base through the water pipe drives the steam starting device, the direction is changed through the direction changing device during emergency power failure so that the heat conduction oil circulating device is driven, the electromagnetic switch is turned on without electricity, high-temperature heat conduction oil in the furnace tube flows into the cooling chamber more quickly, and the problem that the high-temperature heat conduction oil is stagnated in the furnace tube in a power failure state to cause deformation of the furnace tube and even fire is caused is solved.

Description

Coal-fired heat-conducting oil boiler

Technical Field

The invention relates to the technical field of industrial heat conduction, in particular to a coal-fired heat conduction oil boiler.

Background

The coal-fired heat conduction oil boiler is a device for industrial heat exchange by taking heat conduction oil as an intermediate medium, and utilizes a circulating oil pump to force the medium to carry out liquid phase circulation to convey heat to a heat-using device and then return to a heating furnace for reheating, but the existing coal-fired heat conduction oil boiler still has some defects: firstly, the temperature of heat conducting oil in the furnace tube is as high as 300 ℃, when power failure or maintenance occurs in emergency, the circulating oil pump stops working to ensure that high-temperature heat conducting oil is stagnated in the furnace tube, and the high temperature of the furnace chamber and the high temperature of the heat conducting oil can cause the temperature of the furnace tube to rise to cause deformation of the furnace tube and even fire accidents; and secondly, devices such as a circulating oil pump, an induced draft fan and the like in the equipment need to be cooled by water, tap water is directly discharged after the devices are cooled, and heat in the cooling water is not fully utilized, so that heat energy waste is caused.

Disclosure of Invention

Aiming at the defects of the existing coal-fired heat conduction oil boiler in the use process in the background art, the invention provides the coal-fired heat conduction oil boiler which has the advantages that the high-temperature heat conduction oil can be extracted to a cooling chamber at an accelerated speed in emergency situations such as power failure, the utilization rate of water resources and steam generated by the water resources is improved, and the technical problems in the background art are solved.

The invention provides the following technical scheme: the utility model provides a coal-fired heat conduction oil boiler, includes the boiler tube, one side fixedly connected with cooling chamber of boiler tube, the boiler tube with the centre that the cooling chamber is connected is equipped with electromagnetic switch, the opposite side fixedly connected with heat conduction oil circulating device of cooling chamber, heat conduction oil circulating device's opposite side movable mounting has steam starting drive, steam starting drive's opposite side fixed mounting has the induced air frame, the top of induced air frame is equipped with and is used for spray cooling's water pipe, the opposite side fixedly connected with still water installation of induced air frame, the top fixedly connected with water circle device of still water installation, water circle device with heat conduction oil circle device symmetric distribution, heat conduction oil circle device with water circle device connects in the deviator jointly.

Preferably, the heat transfer oil circulation device is in rotary transmission with a first rotating shaft, a turning gear is movably sleeved on the outer side of the first rotating shaft, a vertical gear is meshed below the turning gear, the rotating direction of the vertical gear is clockwise, a protruding block is fixedly connected to the front side of the vertical gear, an upper moving rod and a lower moving rod are movably mounted below the protruding block and can only move up and down, a moving block is fixedly connected to the bottom end of the upper moving rod and the lower moving rod, a swinging block is movably connected to the left side of the moving block, a moving piston is movably mounted on the other side of the swinging block, a sealing piston is fixedly connected to the right side of the moving piston, a cam is fixedly connected to the left side of the swinging block, an eccentric rod race is eccentrically mounted to the protrusion of the cam, the top end of the eccentric rod race is movably mounted in a piston cavity, an oil pumping pipe and an oil outlet pipe are fixedly connected to one, and a contact switch is fixedly arranged on the left side of the oil outlet pipe.

Preferably, one side swing joint of steam starting drive wheel of device has the rotary rod, drive gear has been cup jointed in the outside activity of rotary rod, the first electro-magnet of drive gear's right side fixedly connected with, the right-hand member fixedly connected with rotating base of rotary rod, rotating base with the second electro-magnet has been inlayed to the position of rotary rod contact, first electro-magnet with movable mounting has the spring between the second electro-magnet, drive gear's top meshing has the second pivot, the left side movable mounting of second pivot has first pivot.

Preferably, the still water installation has seted up the still water tank, the water inlet has been seted up in the top left side of still water tank, the top fixed mounting of still water tank has the filter screen, the right side fixedly connected with water purification tank of still water tank, the still water tank with fixed mounting has the baffle in the middle of the water purification tank, the centre of baffle has been seted up slow-release hole and trompil direction and has been seted up by a left side to the right slant.

The invention has the following beneficial effects:

1. according to the invention, the steam generated by cooling the induced draft fan base through the water pipe drives the steam starting device, the direction is changed through the direction changing device during emergency power failure so that the heat conduction oil circulating device is driven, the electromagnetic switch is turned on without electricity, high-temperature heat conduction oil in the furnace tube flows into the cooling chamber more quickly, and the problem that the high-temperature heat conduction oil is stagnated in the furnace tube in a power failure state to cause deformation of the furnace tube and even fire is caused is solved.

2. According to the invention, the steam generated by cooling the induced draft fan base through the water pipe drives the steam starting device, and the water circulating device is driven by changing the direction of the direction changing device during normal operation, so that standing water is extracted and circulated to cool the induced draft fan base, and the problem of waste of heat energy generated after water bath cooling is solved.

Drawings

FIG. 1 is a schematic view of the overall structure of a coal-fired heat transfer oil boiler;

FIG. 2 is an enlarged schematic view of the structure of the heat transfer oil circulation device of the present invention;

FIG. 3 is an enlarged side view of the direction changing device of the present invention;

fig. 4 is an enlarged schematic view of the structure of the still water device.

In the figure: 1. a furnace tube; 2. a cooling chamber; 3. a heat transfer oil circulating device; 301. a first rotating shaft; 302. a change gear; 303. a vertical gear; 304. a raised block; 305. an up-down moving rod; 306. a movable block; 307. a swing block; 308. moving the piston; 309. a sealing piston; 310. a cam; 311. an eccentric rod plug; 312. a piston cavity; 313. an oil pumping pipe; 314. an oil outlet pipe; 315. a contact switch; 316. a magnetic net; 4. a steam starting device; 5. an induced draft machine base; 6. a water pipe; 7. a still water device; 701. a water inlet; 702. a still water tank; 703. a filter screen; 704. a partition plate; 705. a flow-slowing hole; 706. a water purifying tank; 8. an electromagnetic switch; 9. a direction changing device; 901. rotating the rod; 902. a drive gear; 903. a first electromagnet; 904. rotating the base; 905. a second electromagnet; 906. a spring; 10. a water circulation device; 1001. a second rotating shaft.

Detailed Description

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

Referring to fig. 1-4, a coal-fired heat-conducting oil boiler comprises a furnace tube 1, a cooling chamber 2 is fixedly connected to one side of the furnace tube 1, an electromagnetic switch 8 is arranged between the furnace tube 1 and the cooling chamber 2, the electromagnetic switch 8 is powered on and off to be turned on, high-temperature heat-conducting oil in the furnace tube 1 can enter the cooling chamber 2 through the electromagnetic switch 8 during emergency power failure, thereby preventing the wheel tube 1 from deforming and even causing fire disaster due to high-temperature heat-conducting oil stagnation in the furnace tube 1, a heat-conducting oil circulating device 3 is fixedly connected to the other side of the cooling chamber 2, a steam starting device 4 is movably installed on the other side of the heat-conducting oil circulating device 3, an induced draft fan base 5 is fixedly installed on the other side of the steam starting device 4, a water pipe 6 for spray cooling is arranged above the induced draft fan base 5, a still water device 7 is fixedly connected to the, water circle device 10 and conduction oil circle device 3 symmetric distribution, conduction oil circle device 3 and water circle device 10 connect in deviator 9 jointly, and the vapor that produces for induced draft frame 5 cooling through water pipe 6 can drive steam starting drive 4, has realized utilizing steam power drive conduction oil circle device 3 and water circle device 10, has solved the extravagant problem of heat energy that produces the vapor after the water-cooling.

Wherein, the heat conducting oil circulating device 3 is rotationally driven by a first rotating shaft 301, a change gear 302 is movably sleeved on the outer side of the first rotating shaft 301, a vertical gear 303 is meshed below the change gear 302, the rotating direction is clockwise, a convex block 304 is fixedly connected on the front surface of the vertical gear 303, an upper moving rod 305 and a lower moving rod 305 are movably installed below the convex block 304 and can only move up and down, a movable block 306 is fixedly connected at the bottom end of the upper moving rod 305 and the lower moving rod 305, a swinging block 307 is movably connected on the left side of the movable block 306, a movable piston 308 is movably installed on the other side of the swinging block 307, a sealing piston 309 is fixedly connected on the right side of the movable piston 308, a cam 310 is fixedly connected on the left side of the heat conducting oil circulating device 301, an eccentric rod race 311 is eccentrically installed on the convex of the cam 310, the top end of the eccentric rod race 311 is movably installed in a piston cavity 312, an oil pumping pipe 313, the left side of the oil outlet pipe 314 is fixedly provided with a contact switch 315, the sealing piston 309 and the eccentric rod plug 311 move periodically through the rotation of the convex block 304 and the matching of the lever piston, when the sealing piston 309 is opened, the eccentric rod plug 311 moves downwards to extract air in the cooling chamber 2 to enter the piston cavity 312, when the sealing piston 309 is closed, the eccentric rod plug 311 moves upwards to discharge the air in the piston cavity 312 from the oil outlet pipe 314, so that negative pressure is formed in the cooling chamber 2 to accelerate high-temperature heat transfer oil in the furnace tube 1 to enter the cooling chamber 2, and the problem that the furnace tube 1 deforms or even causes fire when the high-temperature heat transfer oil is stagnated in the furnace tube 1 in emergency power failure is solved.

Wherein, one side of the rotary driving wheel of the steam starting device 4 is movably connected with a rotary rod 901, the outer side of the rotary rod 901 is movably sleeved with a driving gear 902, the right side of the driving gear 902 is fixedly connected with a first electromagnet 903, the right end of the rotary rod 901 is fixedly connected with a rotary base 904, the contact position of the rotary base 904 and the rotary rod 901 is embedded with a second electromagnet 905, a spring 906 is movably arranged between the first electromagnet 903 and the second electromagnet 905, the upper part of the driving gear 902 is engaged with a second rotary shaft 1001, the left side of the second rotary shaft 1001 is movably provided with a first rotary shaft 301, the first electromagnet 903 is attracted by electrifying the second electromagnet 905 to drive the driving gear 902 to drive the second rotary shaft 1001 to rotate, the spring 906 is powered off by the second electromagnet 905 to push the driving gear 902 to the lower part of the first rotary shaft 301 to be engaged with the first rotary shaft 301 to drive the first, only the heat conduction oil circulating device 3 is driven when no electricity exists, and waste of steam driving energy is avoided.

Wherein, still basin 702 has been seted up to still basin 7, water inlet 701 has been seted up on the top left side of still basin 702, the top fixed mounting of still basin 702 has filter screen 703, the right side fixedly connected with water purification groove 706 of still basin 702, fixed mounting has baffle 704 in the middle of still basin 702 and water purification groove 706, the centre of baffle 704 has been seted up slow-flow hole 705 and the trompil direction is seted up by left to right slant, filter the back aquatic granule of cooling through filter screen 703, still basin 702 is stood the water cooling, clean water is followed 705 and is slowly flowed into water purification groove 706, water circle device 10 extracts from water purification groove 706 and give the cooling of induced draft frame 5, the utilization ratio of water resource is improved.

The use method (working principle) of the invention is as follows:

under the emergency power failure state of the coal-fired heat conduction oil boiler, steam generated by cooling an induced draft fan base 5 through a water pipe 6 drives a steam starting device 4 to enable a rotating rod 901 to rotate, a drive gear 902 is pushed to the lower part of a first rotating shaft 301 by a nonelectric spring 906 of a second electromagnet 905 to be meshed with the first rotating shaft so that a heat conduction oil circulating device 3 rotates, the rotation of the first rotating shaft 301 drives a change gear 302 and a cam 310 to rotate, the change gear 302 enables a vertical gear 303 meshed with the lower part to rotate clockwise, the rotation of a protruding block 304 enables an up-and-down moving rod 305 to move up and down, the moving block 306 serves as a fulcrum oscillating block 307 to move a moving piston 308 up and down periodically, a sealing piston 309 fixedly connected with the moving piston 308 also moves up and down along with the change gear, the eccentric rod 311 makes eccentric piston motion by the rotation of the cam 310, when the sealing piston 309 is opened, the eccentric rod 311 moves down, when the sealing piston 309 is closed, the eccentric rod race 311 moves upwards to discharge air in the piston cavity 312 from the oil outlet pipe 314, so that negative pressure formed in the cooling chamber 2 can extract high-temperature heat conduction oil to enter the cooling chamber 2 more quickly, when the coal-fired heat conduction oil boiler operates normally, the second electromagnet 905 is electrified to attract the first electromagnet 903 to drive the driving gear 902 to be meshed with the second rotating shaft 1001 to drive the water circulation device 10 to rotate, the principle is as above, water in the water purification tank 706 is extracted to the induced draft fan base 5 to be cooled, the cooled water enters from the water inlet 701 and is filtered through the filter screen 703 to remove particles, and the water is cooled in the still water tank 702 in a standing manner, and the water flows into the water purification tank 706 from the throttling hole 705 along with the increase of.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal-fired conduction oil boiler, includes boiler tube (1), its characterized in that: a cooling chamber (2) is fixedly connected with one side of the furnace tube (1), an electromagnetic switch (8) is arranged in the middle of the connection of the furnace tube (1) and the cooling chamber (2), the other side of the cooling chamber (2) is fixedly connected with a heat-conducting oil circulating device (3), the other side of the heat-conducting oil circulating device (3) is movably provided with a steam starting device (4), an induced draft machine base (5) is fixedly arranged on the other side of the steam starting device (4), a water pipe (6) for spray cooling is arranged above the induced draft fan base (5), the other side of the draught fan base (5) is fixedly connected with a still water device (7), a water circulating device (10) is fixedly connected above the still water device (7), the water circulating device (10) and the heat conducting oil circulating device (3) are symmetrically distributed, the heat conduction oil circulating device (3) and the water circulating device (10) are connected to the direction changing device (9) together.

2. The coal-fired heat transfer oil boiler of claim 1, characterized in that: the heat conduction oil circulating device (3) is in rotary transmission with a first rotating shaft (301), a change gear (302) is movably sleeved on the outer side of the first rotating shaft (301), a vertical gear (303) is meshed below the change gear (302) and the rotating direction of the change gear is clockwise, a protruding block (304) is fixedly connected to the front side of the vertical gear (303), an upper moving rod (305) and a lower moving rod (305) are movably mounted below the protruding block (304) and can only move up and down, a moving block (306) is fixedly connected to the bottom end of the upper moving rod (305) and the bottom end of the lower moving rod (305), a swinging block (307) is movably connected to the left side of the moving block (306), a moving piston (308) is movably mounted on the other side of the swinging block (307), a sealing piston (309) is fixedly connected to the right side of the moving piston (308), a cam (310) is fixedly connected to the left side of the heat conduction oil, the top movable mounting in piston chamber (312) of eccentric rod match (311), one side fixedly connected with oil extraction pipe (313) and oil pipe (314) in piston chamber (312), oil extraction pipe (313) are located the below department fixed mounting who seals piston (309) and have magnetism net (316), the left side fixed mounting of oil pipe (314) has contact switch (315).

3. The coal-fired heat transfer oil boiler of claim 1, characterized in that: one side swing joint of the rotatory drive wheel of steam starting device (4) has rotary rod (901), drive gear (902) have been cup jointed in the outside activity of rotary rod (901), the first electro-magnet (903) of right side fixedly connected with of drive gear (902), the right-hand member fixedly connected with rotating base (904) of rotary rod (901), rotating base (904) with second electro-magnet (905) have been inlayed to the position of rotary rod (901) contact, first electro-magnet (903) with movable mounting has spring (906) between second electro-magnet (905), the top meshing of drive gear (902) has second pivot (1001), the left side movable mounting of second pivot (1001) has first pivot (301).

4. The coal-fired heat transfer oil boiler of claim 1, characterized in that: still basin (702) have been seted up in still basin device (7), water inlet (701) have been seted up on the top left side of still basin (702), the top fixed mounting of still basin (702) has filter screen (703), the right side fixedly connected with water purification tank (706) of still basin (702), still basin (702) with fixed mounting has baffle (704) in the middle of water purification tank (706), slow-flow hole (705) and trompil direction have been seted up by a left side to the right slant in the centre of baffle (704).