CN110174010B - Plate heat exchange device of ammonia desulfurization and denitrification system and application method thereof - Google Patents
Plate heat exchange device of ammonia desulfurization and denitrification system and application method thereof Download PDFInfo
- Publication number
- CN110174010B CN110174010B CN201910384058.3A CN201910384058A CN110174010B CN 110174010 B CN110174010 B CN 110174010B CN 201910384058 A CN201910384058 A CN 201910384058A CN 110174010 B CN110174010 B CN 110174010B
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- gas
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 30
- 230000023556 desulfurization Effects 0.000 title claims abstract description 30
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 52
- 230000001502 supplementing effect Effects 0.000 claims description 27
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 239000007789 gas Substances 0.000 description 52
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention belongs to the field of heat exchange devices, in particular to a plate type heat exchange device of an ammonia desulfurization and denitrification system and a use method thereof, aiming at the problems that the existing heat exchanger is not provided with a device for transmitting gas and an air suction device is required to be additionally arranged, the use cost is increased and the probability of mechanical failure is easy to increase.
Description
Technical Field
The invention relates to the technical field of heat exchange devices, in particular to a plate heat exchange device of an ammonia desulfurization and denitrification system and a use method thereof.
Background
The prior art of factory exhaust flue gas must be evolved through desulfurization and denitrification reaction links, and Chinese patent publication No. CN105642098B discloses a desulfurization and denitrification method, the method adopts a system comprising a tower body, wherein the lower part of the tower body is provided with a flue gas inlet, an oxidation section is arranged in the tower body corresponding to the lower position of the flue gas inlet, a concentration section, an absorption section, a purified water washing section and a demisting section are sequentially arranged in the tower body from bottom to top corresponding to the upper position of the flue gas inlet, and the desulfurization and denitrification method of the desulfurization and denitrification system is also disclosed; the desulfurization and denitrification system provided by the invention has the advantages of ingenious and reasonable structural design, stable process, integrated operation of absorption and concentration crystallization, no discharge of waste liquid, limitation of ammonia escape discharge and thorough solution of ammonia escape and aerosol, and effectively solves the problem of high operation cost. The desulfurization and denitrification method provided by the invention has the advantages of simple process steps, high desulfurization and denitrification efficiency, energy conservation, environmental protection, low cost, safe and stable operation, can realize waste recycling, and is an important direction for the development of environmental protection desulfurization in the future.
The existing heat exchanger needs to be used for cooling in the desulfurization and denitrification process, but the existing heat exchanger is not provided with a device for transmitting gas, and generally, an air suction device is additionally arranged, so that the use cost is increased, the probability of mechanical failure is easily increased, and the use is inconvenient.
Disclosure of Invention
Based on the technical problems that in the process of desulfurization and denitrification, a heat exchanger is required to be utilized for cooling, but the existing heat exchanger is not provided with a device for transmitting gas, and generally, an air suction device is required to be additionally arranged, so that the use cost is increased, and the probability of mechanical failure is easily increased, the invention provides a plate heat exchange device of an ammonia desulfurization and denitrification system and a use method thereof.
The invention provides a plate heat exchange device of an ammonia desulfurization and denitrification system and a use method thereof, the plate heat exchange device comprises a base, a heat exchange chamber is arranged on the base, a heat exchanger is fixedly arranged in the heat exchange chamber, a mounting groove is formed in the bottom of one side of the base, a connecting seat is fixedly arranged on the inner wall of the bottom of the mounting groove, an air inlet pipe and an air pipe are respectively and fixedly arranged on the connecting seat, one end of the air pipe extends into the heat exchange chamber, a connecting cover is fixedly arranged on the inner wall of the heat exchange chamber in a sealing way, one end of the air pipe is fixedly connected with an L-shaped pipe in a sealing way, the top end of the L-shaped pipe extends into the connecting cover and is fixedly connected with the inner wall of the bottom of the connecting cover in a sealing way, a fixing groove is formed in the inner wall of the top of the mounting groove, an air cylinder and a rotating column are respectively and fixedly arranged on the inner wall of one side of the fixing groove, and the air cylinder is positioned above the rotating column, the connecting seat is connected with a sealing plate in a sliding way, the top of the sealing plate is fixedly connected with a pull rope, the top end of the pull rope extends into a fixed groove and is fixedly wound on a rotating column, a cylinder is in transmission connection with the rotating column, a mounting hole is formed in the inner wall of the top of one side of the heat exchange cavity, an air outlet pipe is fixedly arranged in the mounting hole in a sealing way, one end of the air outlet pipe extends to the outer side of the base, the sealing plate can be driven to longitudinally reciprocate by starting the cylinder, so that the air can be continuously conveyed into the heat exchange cavity to fully contact with the heat exchanger, the air is cooled, a thread groove is formed in one end of the rotating column, a ball screw nut is fixedly arranged in the thread groove, a moving plate is fixedly arranged on a piston rod of the cylinder, a ball screw is connected with the ball screw nut in a threaded way, one end of the ball screw extends into the fixed groove and is fixedly connected with one side bottom of the moving plate, and the moving plate can be conveniently driven to move.
Preferably, the connecting seat is provided with a movable chamber and a gas supplementing chamber respectively, the gas supplementing chamber is located at one side of the movable chamber, one end of the gas inlet pipe extends into the movable chamber and is fixedly connected with the inner wall of one side bottom of the movable chamber, a connecting pipe is fixedly installed on the inner wall of the other side bottom of the movable chamber in a sealing manner, one end of the connecting pipe extends into the gas supplementing chamber, the sealing plate is located in the movable chamber and is in sealing sliding connection with the inner wall of the movable chamber, gas can be conveniently inhaled by the movable chamber, and meanwhile gas can be supplemented by the gas supplementing chamber.
Preferably, the bottom symmetry of closing plate rotates and is connected with two connecting rods, and moves fixed mounting on the bottom inner wall of cavity and have spacing seat, the spacing groove has all been seted up to the both sides of spacing seat, sliding connection has the buffer rod in the spacing groove, and the one end of buffer rod extends to and move in the cavity and rotate with the bottom of connecting rod and be connected, fixed mounting has spacing spring on the one side inner wall of spacing groove, spacing spring's one end and buffer rod's the other end fixed connection can conveniently be with the closing plate downward pulling to this can conveniently promote gas to remove.
Preferably, the pressure plate is hermetically and slidingly connected in the air supplementing cavity, the pull rod is fixedly arranged at the bottom of the pressure plate, two limit posts are symmetrically and fixedly arranged on the inner wall of the bottom of the air supplementing cavity, the mounting plate is fixedly arranged at the bottom end of the pull rod, the mounting plate is slidingly connected with the two limit posts, and the pressure plate can be conveniently and slidingly limited.
Preferably, the rack is fixedly installed at one end of each of the two limiting columns, the two sides of the mounting plate are respectively provided with a rotating opening, the rotating openings are in sliding connection with the limiting columns, gears are connected in the rotating openings in a rotating manner and meshed with the rack, a torsion spring is fixedly installed at one side of each gear, one end of each torsion spring is fixedly connected with one side inner wall of each rotating opening, downward pulling force can be provided by the aid of the torsion spring, the pressing plate can move downwards conveniently, and gas is pushed to move.
Preferably, the one-way seat is fixedly installed in the air inlet pipe and the connecting pipe, the connecting hole is formed in the one-way seat, the ball-shaped plate is arranged in the connecting hole and is in sealing contact with the connecting hole, the mounting column is fixedly installed in the connecting hole, the sliding rod is fixedly installed on one side of the ball-shaped plate, one end of the sliding rod penetrates through the mounting column and is in sliding connection with the mounting column, the one-way conduction effect is formed, and the direction of gas flowing can be limited.
The application method of the plate heat exchange device of the ammonia desulfurization and denitrification system comprises the steps that a compression spring is sleeved on a sliding rod, the compression spring is located on one side of a mounting column, two ends of the compression spring are fixedly connected with one side of the mounting column and one end of the sliding rod respectively, elastic force provided by the compression spring is utilized to elastically limit a spherical plate, and therefore the compression spring can be attached to the inner wall of a connecting hole in a conventional state.
The beneficial effects of the invention are as follows:
firstly, a cylinder is started to drive a moving plate to reciprocate, so that a ball screw can be driven to transversely reciprocate, at the moment, a ball screw nut can be driven to rotate positively and reversely, when the rotating column rotates positively, a sealing plate can be pulled to move upwards through a pull rope, when the sealing plate moves upwards, a negative pressure state is formed below the sealing plate, two connecting rods can be driven to rotate, when the two connecting rods rotate, two buffer rods can be driven to approach each other, so that a limit spring is in a stressed state, when a moving cavity at the lower part of the sealing plate is in a negative pressure state, a ball plate in an air inlet pipe can be in a stressed state, so that a compression spring is in a stressed state, and when the ball plate is out of contact with the inner wall of a connecting hole, external air can enter a moving cavity;
when the rotating column reverses, the pulling rope can lose the pulling force to the sealing plate, so that the two limiting springs reset, the two buffer rods are far away from each other, the sealing plate moves downwards, gas can be pushed to move, the spherical plate positioned in the connecting pipe moves, gas in the moving cavity can be conveyed into the air supplementing cavity through the connecting pipe, the repeated operation is performed, the gas can be continuously conveyed into the air supplementing cavity, the gas can be conveyed into the heat exchange cavity through the gas conveying pipe, the gas is contacted with the heat exchanger, the temperature is reduced, and the gas is outwards output through the gas outlet pipe.
The invention has simple operation, and can drive the sealing plate to longitudinally reciprocate by starting the air cylinder, thereby continuously conveying air into the heat exchange cavity, enabling the air to fully contact with the heat exchanger and reducing the temperature of the air, so after the technical scheme is used, the air conveying equipment is not required to be additionally arranged, the use cost can be effectively reduced, and meanwhile, the damage probability of the equipment can be reduced, so the device is very convenient to use.
Drawings
FIG. 1 is a front view of a plate heat exchange device of an ammonia desulfurization and denitrification system;
fig. 2 is a front view of a connection seat structure of a plate heat exchange device of an ammonia desulfurization and denitrification system provided by the invention;
fig. 3 is a front view of a rotating column structure of a plate heat exchange device of an ammonia desulfurization and denitrification system;
fig. 4 is a front view of a limit seat structure of a plate heat exchange device of an ammonia desulfurization and denitrification system provided by the invention;
fig. 5 is a top view of a rack structure of a plate heat exchange device of an ammonia desulfurization and denitrification system;
fig. 6 is a front view of a unidirectional seat structure of a plate heat exchange device of an ammonia desulfurization and denitrification system.
In the figure: 1 base, 2 heat exchange chamber, 3 heat exchanger, 4 mounting groove, 5 connecting seat, 6 gas-supply pipe, 7 connecting cover, 8 fixed slot, 9 cylinder, 10 movable plate, 11 rotation post, 12 outlet duct, 13 ball screw nut, 14 ball screw, 15 movable chamber, 16 air supplementing chamber, 17 closing plate, 18 clamp plate, 19 spacing post, 20 pull rod, 21 spacing seat, 22 connecting rod, 23 intake pipe, 24 connecting pipe, 25 stay cord, 26 gear, 27 torsion spring, 28 rack, 29 spacing groove, 30 spacing spring, 31 buffer rod, 32 unidirectional seat, 33 connecting hole, 34 ball plate, 35 compression spring.
Detailed Description
The invention is further illustrated below in connection with specific embodiments.
Examples
Referring to fig. 1-6, in this embodiment, a plate heat exchange device of an ammonia desulfurization and denitrification system is provided, which comprises a base 1, a heat exchange chamber 2 is arranged on the base 1, a heat exchanger 3 is fixedly installed in the heat exchange chamber 2, a mounting groove 4 is formed at the bottom of one side of the base 1, a connecting seat 5 is fixedly installed on the inner wall of the bottom of the mounting groove 4, an air inlet pipe 23 and an air pipe 6 are respectively and fixedly installed on the connecting seat 5, one end of the air pipe 6 extends into the heat exchange chamber 2, a connecting cover 7 is fixedly installed on the inner wall of the heat exchange chamber 2 in a sealing manner, one end of the air pipe 6 is fixedly connected with an L-shaped pipe, the top end of the L-shaped pipe extends into the connecting cover 7 and is fixedly connected with the inner wall of the bottom of the connecting cover 7 in a sealing manner, a fixing groove 8 is formed on the inner wall of the top of the mounting groove 4, an air cylinder 9 and a rotary column 11 are respectively and fixedly installed on the inner wall of one side of the fixing groove 8, the cylinder 9 is positioned above the rotating column 11, the connecting seat 5 is connected with the sealing plate 17 in a sliding way, the top of the sealing plate 17 is fixedly connected with the pull rope 25, the top end of the pull rope 25 extends into the fixed groove 8 and is fixedly wound on the rotating column 11, the cylinder 9 is in transmission connection with the rotating column 11, a mounting hole is formed in the inner wall of the top of one side of the heat exchange cavity 2, the air outlet pipe 12 is fixedly arranged in the mounting hole in a sealing way, one end of the air outlet pipe 12 extends to the outer side of the base 1, the sealing plate 17 can be driven to longitudinally reciprocate by starting the cylinder 9, so that gas can be continuously conveyed into the heat exchange cavity 2, the gas can be fully contacted with the heat exchanger 3 to cool the gas, firstly, the cylinder 9 can be started to drive the moving plate 10 to reciprocate, so that the ball screw 14 can be driven to transversely reciprocate, at this time, the ball screw nut 13 can be rotated forward and backward, so that the rotating column 11 can be driven to rotate forward and backward, when the rotating column 11 rotates forward, the sealing plate 17 can be pulled to move upward through the pull rope 25, when the sealing plate 17 moves upward, the negative pressure state can be formed under the sealing plate 17, meanwhile, the two connecting rods 22 can be driven to rotate, when the two connecting rods 22 rotate, the two buffer rods 30 can be driven to approach each other, so that the limit spring 30 can be in a stressed state, when the moving cavity 15 positioned under the sealing plate 17 is in a negative pressure state, the ball plate 34 in the air inlet pipe 23 can be in a stressed state, so that the compression spring 35 is in a stressed state, when the ball plate 34 is out of contact with the inner wall of the connecting hole 33, at this time, the outside air enters the movable chamber 15, when the rotary column 11 rotates reversely, the pull rope 25 can lose the pulling force to the sealing plate 17, so that the two limit springs 30 reset, the two buffer rods 31 are far away from each other, the sealing plate 17 moves downwards, so that the air can be pushed to move, at this time, the ball-shaped plate 34 positioned in the connecting pipe 24 moves, the air in the movable chamber 15 can be conveyed into the air supplementing chamber 16 through the connecting pipe 24, repeated operation can be carried out, the air can be continuously conveyed into the air supplementing chamber 16, the air can be conveyed into the heat exchange chamber 2 through the air conveying pipe 6, the air is contacted with the heat exchanger 3 for cooling treatment, and then the air can be output outwards through the air outlet pipe 12, with this can be continuous carry out the gas-supply to heat exchange cavity 2 in for gas carries out abundant contact with heat exchanger 3, cools down gas, so just need not install additional gas-supply equipment after using this technical scheme, so can effectually reduce use cost, can reduce the damage probability of equipment simultaneously, so can be very convenient when using, the screw groove has been seted up to the one end of rotation post 11, and screw groove internally fixed mounting has ball screw nut 13, fixed mounting has movable plate 10 on the piston rod of cylinder 9, threaded connection has ball screw 14 on the ball screw nut 13, the one end of ball screw 14 extends to in the fixed slot 8 and with one side bottom fixed connection of movable plate 10, can conveniently drive movable plate 10 and remove.
In this embodiment, the connecting seat 5 is provided with a moving chamber 15 and a gas supplementing chamber 16, the gas supplementing chamber 16 is located at one side of the moving chamber 15, one end of the gas inlet pipe 23 extends into the moving chamber 15 and is fixedly connected with the inner wall of the bottom of one side of the moving chamber 15, the connecting pipe 24 is fixedly installed on the inner wall of the bottom of the other side of the moving chamber 15 in a sealing manner, one end of the connecting pipe 24 extends into the gas supplementing chamber 16, the sealing plate 17 is located in the moving chamber 15 and is in sliding connection with the inner wall of the moving chamber 15 in a sealing manner, gas can be conveniently inhaled by using the moving chamber 15, and meanwhile, the gas supplementing chamber 16 can be used for supplementing gas.
In this embodiment, two connecting rods 22 are symmetrically and rotatably connected to the bottom of the sealing plate 17, and a limiting seat 21 is fixedly mounted on the inner wall of the bottom of the moving chamber 15, limiting grooves 29 are formed in two sides of the limiting seat 21, a buffer rod 31 is slidably connected in the limiting grooves 29, one end of the buffer rod 31 extends into the moving chamber 15 and is rotatably connected with the bottom end of the connecting rod 22, a limiting spring 30 is fixedly mounted on one side inner wall of the limiting groove 29, one end of the limiting spring 30 is fixedly connected with the other end of the buffer rod 31, and the sealing plate 17 can be pulled downwards conveniently, so that gas can be pushed to move conveniently.
In this embodiment, the pressure plate 18 is hermetically and slidably connected in the air supplementing chamber 16, the pull rod 20 is fixedly installed at the bottom of the pressure plate 18, two limiting posts 19 are symmetrically and fixedly installed on the inner wall of the bottom of the air supplementing chamber 16, the mounting plate is fixedly installed at the bottom end of the pull rod 20, and the mounting plate is slidably connected with the two limiting posts 19, so that the pressure plate 18 can be conveniently limited in a sliding manner.
In this embodiment, the rack 28 is fixedly installed at one end of two spacing posts 19, which are close to each other, and the two sides of the mounting plate are provided with a rotating opening, the rotating opening is slidably connected with the spacing posts 19, and the rotating opening is rotationally connected with the gear 26, the gear 26 is meshed with the rack 28, one side of the gear 26 is fixedly installed with the torsion spring 27, one end of the torsion spring 27 is fixedly connected with one side inner wall of the rotating opening, and downward pulling force can be provided by utilizing the torsion spring 27, so that the pressing plate 18 can move downwards conveniently, and gas is pushed to move.
In this embodiment, the air inlet pipe 23 and the connecting pipe 24 are fixedly provided with the unidirectional seat 32, the unidirectional seat 32 is provided with the connecting hole 33, the connecting hole 33 is internally provided with the ball-shaped plate 34, the ball-shaped plate 34 is in sealing contact with the connecting hole 33, the connecting hole 33 is fixedly provided with the mounting column, one side of the ball-shaped plate 34 is fixedly provided with the sliding rod, one end of the sliding rod penetrates through the mounting column and is in sliding connection with the mounting column, the unidirectional conduction effect is formed, and the direction of gas flow can be limited.
In this embodiment, the compression spring 35 is sleeved on the sliding rod, the compression spring 35 is located at one side of the mounting column, two ends of the compression spring 35 are fixedly connected with one side of the mounting column and one end of the sliding rod respectively, and elastic force provided by the compression spring 35 is utilized to elastically limit the ball-shaped plate 34, so that the compression spring 35 is attached to the inner wall of the connecting hole 33 in a conventional state.
The method for using the plate heat exchange device of any ammonia desulfurization and denitrification system comprises the steps that firstly, the air cylinder 9 is started to drive the movable plate 10 to reciprocate so as to drive the ball screw 14 to transversely reciprocate, the ball screw nut 13 can be driven to rotate positively and negatively at the moment, the rotary column 11 can be driven to rotate positively and negatively, the sealing plate 17 can be pulled to move upwards through the pull rope 25 when the rotary column 11 rotates positively, the negative pressure state can be formed below the sealing plate 17 when the sealing plate 17 moves upwards, the two connecting rods 22 can be driven to rotate simultaneously, the two buffer rods 30 can be driven to mutually approach when the two connecting rods 22 rotate, so that the limit spring 30 can be in a stressed state, and the movable chamber 15 positioned below the sealing plate 17 is in a negative pressure state, the ball-shaped plate 34 in the air inlet pipe 23 can be in a stress state, so that the ball-shaped plate 34 moves, the compression spring 35 is in a stress state, when the ball-shaped plate 34 is separated from the inner wall of the connecting hole 33, the outside air enters the moving chamber 15, when the rotating column 11 is reversed, the pull rope 25 loses the pulling force on the sealing plate 17, the two limit springs 30 reset, the two buffer rods 31 are far away from each other, the sealing plate 17 moves downwards, the gas can be pushed to move, the ball-shaped plate 34 in the connecting pipe 24 moves, the gas in the moving chamber 15 is conveyed into the gas supplementing chamber 16 through the connecting pipe 24, the repeated operation is realized, the continuous gas conveying to the gas supplementing chamber 16 is realized, the gas can be transported into the heat exchange chamber 2 through the gas delivery pipe 6, the gas quantity to be entered through the connecting pipe 24 is larger than the gas outlet quantity of the gas delivery pipe 6, so that the pressing plate 18 is driven to move upwards, when the pressing plate 18 moves upwards, the gear 26 rotates under the action of the rack 28, the torsion spring 27 is in a stressed state, meanwhile, the intermittent gas supply is carried out into the gas supplementing chamber 16, so that the gas in the gas supplementing chamber 16 enters the heat exchange chamber 2 to be transported under the pushing of the pressing plate 18 and is contacted with the heat exchanger 3 for cooling treatment, and then the gas is outwards output through the gas outlet pipe 12, so that after the technical scheme is used, the gas delivery equipment is not required to be additionally arranged, the use cost can be effectively reduced, the damage probability of the equipment can be reduced, and the use is convenient.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a plate heat transfer device of ammonia desulfurization denitration system, includes base (1), its characterized in that, be equipped with heat transfer cavity (2) on base (1), heat transfer cavity (2) internal fixation has heat exchanger (3), mounting groove (4) have been seted up to one side bottom of base (1), fixedly mounted has connecting seat (5) on the bottom inner wall of mounting groove (4), fixedly mounted has intake pipe (23) and gas-supply pipe (6) on connecting seat (5) respectively, one end of gas-supply pipe (6) extends to in heat transfer cavity (2), sealed fixed mounting has connecting cover (7) on the inner wall of heat transfer cavity (2), one end of gas-supply pipe (6) is sealed fixedly connected with L type pipe, and the top of L type pipe extends to in connecting cover (7) and is sealed fixedly connected with the bottom inner wall of connecting cover (7), set up fixed slot (8) on the top inner wall of mounting groove (4), fixedly mounted has cylinder (9) and rotation connection (11) on one side inner wall of fixed slot (8) respectively, and rotation connection cylinder (11) are located on the square column (11);
the heat exchange device is characterized in that a sealing plate (17) is connected to the connecting seat (5) in a sliding manner, a pull rope (25) is fixedly connected to the top of the sealing plate (17), the top end of the pull rope (25) extends into the fixed groove (8) and is fixedly wound on the rotating column (11), the air cylinder (9) is in transmission connection with the rotating column (11), a mounting hole is formed in the inner wall of the top of one side of the heat exchange cavity (2), an air outlet pipe (12) is fixedly arranged in the mounting hole in a sealing manner, and one end of the air outlet pipe (12) extends to the outer side of the base (1); a thread groove is formed in one end of the rotating column (11), a ball screw nut (13) is fixedly arranged in the thread groove, a moving plate (10) is fixedly arranged on a piston rod of the air cylinder (9), a ball screw (14) is connected to the ball screw nut (13) in a threaded manner, and one end of the ball screw (14) extends into the fixed groove (8) and is fixedly connected with one side bottom of the moving plate (10); the connecting seat (5) is respectively provided with a movable chamber (15) and a gas supplementing chamber (16), the gas supplementing chamber (16) is positioned at one side of the movable chamber (15), one end of the gas inlet pipe (23) extends into the movable chamber (15) and is fixedly connected with the inner wall of the bottom of one side of the movable chamber (15), a connecting pipe (24) is fixedly arranged on the inner wall of the bottom of the other side of the movable chamber (15) in a sealing manner, one end of the connecting pipe (24) extends into the gas supplementing chamber (16), and the sealing plate (17) is positioned in the movable chamber (15) and is in sealing sliding connection with the inner wall of the movable chamber (15); the bottom of the sealing plate (17) is symmetrically and rotatably connected with two connecting rods (22), a limiting seat (21) is fixedly arranged on the inner wall of the bottom of the movable cavity (15), limiting grooves (29) are formed in two sides of the limiting seat (21), a buffer rod (31) is connected in the limiting grooves (29) in a sliding mode, one end of the buffer rod (31) extends into the movable cavity (15) and is rotatably connected with the bottom end of the connecting rod (22), a limiting spring (30) is fixedly arranged on the inner wall of one side of the limiting groove (29), and one end of the limiting spring (30) is fixedly connected with the other end of the buffer rod (31); the utility model discloses a solar energy collecting device, including intake pipe (23) and connecting pipe (24), all fixed mounting has one-way seat (32) in intake pipe (23) and connecting pipe (24), connecting hole (33) have been seted up on one-way seat (32), be equipped with ball template (34) in connecting hole (33), ball template (34) and connecting hole (33) sealing contact, fixed mounting has the erection column in connecting hole (33), one side fixed mounting of ball template (34) has the slide bar, and the one end of slide bar runs through the erection column and with erection column sliding connection.
2. The plate heat exchange device of the ammonia desulfurization and denitrification system according to claim 1, wherein a pressing plate (18) is connected in the air supplementing cavity (16) in a sealing sliding manner, a pull rod (20) is fixedly installed at the bottom of the pressing plate (18), two limit posts (19) are symmetrically and fixedly installed on the inner wall of the bottom of the air supplementing cavity (16), a mounting plate is fixedly installed at the bottom end of the pull rod (20), and the mounting plate is connected with the two limit posts (19) in a sliding manner.
3. The plate heat exchange device of the ammonia desulfurization and denitrification system according to claim 2, wherein racks (28) are fixedly installed at one ends, close to each other, of the two limit posts (19), rotating ports are formed in two sides of the mounting plate, the rotating ports are slidably connected with the limit posts (19), gears (26) are rotatably connected in the rotating ports, the gears (26) are meshed with the racks (28), torsion springs (27) are fixedly installed at one sides of the gears (26), and one ends of the torsion springs (27) are fixedly connected with one inner wall of one side of the rotating port.
4. The plate heat exchange device of the ammonia desulfurization and denitrification system according to claim 1, wherein the compression spring (35) is sleeved on the sliding rod, the compression spring (35) is located on one side of the installation column, and two ends of the compression spring (35) are fixedly connected with one side of the installation column and one end of the sliding rod respectively.
5. The method for using the plate heat exchange device of the ammonia desulfurization and denitrification system according to claim 1, wherein the sealing plate can be driven to longitudinally reciprocate by starting the air cylinder, so that the air can be continuously conveyed into the heat exchange cavity, the air can be fully contacted with the heat exchanger, and the air can be cooled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910384058.3A CN110174010B (en) | 2019-05-09 | 2019-05-09 | Plate heat exchange device of ammonia desulfurization and denitrification system and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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