CN116045724A - Plate heat exchanger - Google Patents
Plate heat exchanger Download PDFInfo
- Publication number
- CN116045724A CN116045724A CN202310025506.7A CN202310025506A CN116045724A CN 116045724 A CN116045724 A CN 116045724A CN 202310025506 A CN202310025506 A CN 202310025506A CN 116045724 A CN116045724 A CN 116045724A
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- Prior art keywords
- partition
- liquid storage
- plate
- heat exchange
- output
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/12—Fluid-propelled scrapers, bullets, or like solid bodies
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
Abstract
The invention discloses a plate heat exchanger. The technical key points are as follows: the heat exchanger comprises a heat exchanger body, and a first heat exchange inlet, a first heat exchange outlet, a second heat exchange inlet and a second heat exchange outlet which are arranged on the heat exchanger body, wherein a plurality of first heat exchange channels and second heat exchange channels which are arranged at intervals are arranged in the heat exchanger body, the first heat exchange inlet, the first heat exchange outlet and the first heat exchange channels are communicated, the second heat exchange inlet, the second heat exchange outlet and the second heat exchange channels are communicated, a connecting pipe is arranged between the first heat exchange inlet and the first heat exchange outlet, a descaling device is arranged on the connecting pipe, and the descaling device comprises: the invention can clean the inside of the heat exchanger without disassembly, and the descaling is convenient.
Description
Technical Field
The invention relates to the field of heat exchangers, in particular to a plate heat exchanger.
Background
The plate heat exchanger is a heat exchanger formed by stacking a plurality of metal sheets with certain corrugated shapes. And heat exchange channels are formed between two adjacent plates, and the adjacent heat exchange channels transmit media in two pipelines to exchange heat. Plate heat exchangers are widely used because of their high heat transfer coefficient with the same flow resistance and pump power consumption.
As the medium in the cooled transmission pipeline, water is generally adopted, and after a certain period of use, scale can be formed on the metal sheet, so that the heat transfer coefficient is reduced, and the heat exchange efficiency is reduced. The current solution is to perform heat exchanger cleaning, however, the current cleaning methods are classified into mechanical (scraping, brushing), high-pressure flushing, chemical cleaning (pickling). The inside of the plate heat exchanger cannot be cleaned by high-pressure flushing and mechanical type, the heat exchanger is required to be disassembled for chemical cleaning, and then the heat exchanger is cleaned, so that the disassembly and the assembly are inconvenient.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a plate heat exchanger.
In order to achieve the above purpose, the present invention provides the following technical solutions: the plate heat exchanger includes: the heat exchanger comprises a heat exchanger body, and a first heat exchange inlet, a first heat exchange outlet, a second heat exchange inlet and a second heat exchange outlet which are arranged on the heat exchanger body, wherein a plurality of first heat exchange channels and second heat exchange channels which are arranged at intervals are arranged in the heat exchanger body, the first heat exchange inlet, the first heat exchange outlet and the first heat exchange channels are communicated, the second heat exchange inlet, the second heat exchange outlet and the second heat exchange channels are communicated, a connecting pipe is arranged between the first heat exchange inlet and the first heat exchange outlet, a descaling device is arranged on the connecting pipe, and the descaling device comprises:
the driving mechanism is used for driving water in the first heat exchange inlet, the first heat exchange channel and the first heat exchange outlet to circulate;
the descaling liquid output mechanism is connected with the driving mechanism and is used for controlling whether to output the descaling liquid or not;
the polishing mechanism is connected with the driving mechanism and is connected with the connecting pipe in parallel, and whether polishing is performed or not is controlled by the driving mechanism.
As a further improvement of the invention, the driving mechanism comprises a driving shell, a driving rod and a power source, wherein the power source is connected with the driving rod, a cavity is arranged in the driving shell, an inlet and an outlet are arranged on the driving shell, the inlet and the outlet are both communicated with the cavity and the connecting pipe, the driving rod can be slidably arranged in the cavity, one end of the driving rod penetrates out of the driving shell, the other end of the driving rod is provided with a containing groove, the joint of the driving rod and the driving shell is arranged in a sealing way, the driving rod is arranged in a sealing way with the inner wall of the cavity, the opening of the containing groove is provided with a baffle ring, an inner valve clack is arranged in the baffle ring, an outer valve clack is arranged at the inlet, a transfer port is arranged on the inner wall of the containing groove, and the position of the transfer port corresponds to the position of the outlet.
As a further improvement of the invention, the outer side of the driving rod is provided with a sealing groove, a sealing ring is arranged in the sealing groove, and the outer side of the sealing ring is in contact with the inner wall of the cavity.
As a further improvement of the invention, the inner wall of the accommodating groove is provided with a first abutting ring, a first reset spring is arranged between the first abutting ring and the inner valve clack, the inner wall of the cavity is provided with a second abutting ring, and a second reset spring is arranged between the second abutting ring and the outer valve clack.
As a further improvement of the present invention, the power source includes:
the power shell is connected with the heat exchanger body, and a power groove is formed in the power shell;
a motor fixed within the drive housing;
the first power wheel is arranged in the power groove, the center of the first power wheel is fixedly connected with the rotating shaft of the motor, and a plurality of first arc-shaped blocks are arranged on the outer side of the first power wheel;
the first transfer wheel is arranged in the power groove, the center of the first transfer wheel is rotatably connected with the rotating shaft of the motor, a first placing groove is formed in the first transfer wheel, part of the first power wheel is arranged in the first placing groove, and a plurality of first protruding blocks are arranged on the groove wall of the first placing groove;
the upright post is vertically arranged in the power groove;
the second transfer wheel is arranged in the power groove, the center of the second transfer wheel is rotatably connected with the upright post, the second transfer wheel is meshed with the first transfer wheel, a second placing groove is formed in the second transfer wheel, and a plurality of second protruding blocks are formed in the groove wall of the second placing groove;
the selecting wheels are partially positioned in the second placing grooves and are rotatably connected with the upright posts, and a plurality of second arc-shaped blocks are arranged on the outer sides of the selecting wheels;
one end of the push rod is eccentrically arranged on the end face of the first power wheel and is rotatably connected with the first power wheel, and the other end of the push rod is fixedly and rotatably connected with the driving rod;
the selection block is eccentrically arranged on the end face of the selection wheel;
the locating plate is provided with a first through hole and a second through hole, the locating plate is fixed on the power shell, part of the first power wheel is located in the first through hole, and part of the selection wheel is located in the second through hole.
As a further improvement of the invention, the two end faces of the first transfer wheel are respectively provided with a first annular groove, a plurality of first balls are arranged in the first annular grooves, the first balls on one side are in conflict with the bottom of the power groove, the first balls on the other side are in conflict with the positioning plate, the two end faces of the second transfer wheel are respectively provided with a second annular groove, a plurality of second balls are arranged in the second annular grooves, the second balls on one side are in conflict with the bottom of the power groove, and the second balls on the other side are in conflict with the positioning plate.
As a further improvement of the present invention, the descaling liquid output mechanism includes:
the liquid storage tank is internally provided with a descaling liquid, the driving shell is provided with a cleaning opening, and the cleaning opening is connected with the liquid storage tank;
the liquid storage partition ring is arranged in the liquid storage tank and divides the liquid storage tank into two parts;
the liquid storage partition rod is arranged in the liquid storage partition ring, one end of the liquid storage partition rod penetrates through the liquid storage tank, is connected with the liquid storage tank in a sliding manner, is sealed at the joint of the liquid storage tank, and the other end of the liquid storage partition rod corresponds to the center of the liquid storage partition ring;
the liquid storage partition plate is arranged at the other end of the liquid storage partition rod and is used for closing the liquid storage partition ring;
the two ends of the liquid storage spring are respectively abutted against the inner side of the liquid storage tank and the liquid storage partition plate;
the liquid storage drive plate is fixedly connected with one end of the liquid storage partition rod penetrating out of the liquid storage tank, an inclined liquid storage drive groove is formed in the upper side of the liquid storage drive plate, and the liquid storage drive plate is driven by the selection block.
As a further improvement of the invention, the connecting pipe is provided with the on-off device, the on-off device is internally provided with the on-off rod, one end of the on-off rod penetrating out of the on-off device is provided with the on-off driving plate, and the on-off driving plate is driven by the selection block.
As a further improvement of the invention, the polishing mechanism comprises a polishing storage, wherein the polishing storage is hollow, polishing particles are arranged in the polishing storage, the polishing storage is provided with a polishing inlet and a polishing outlet, the polishing inlet and the polishing outlet are respectively provided with an inlet partition device and an output partition device, and the inlet partition device and the output partition device are driven and controlled by a selection block.
As a further improvement of the invention, the entrance partition device comprises an entrance partition tube, an entrance partition rod, an entrance partition plate and an entrance drive plate, wherein the entrance partition rod is movably arranged on the entrance partition tube, one end of the entrance partition rod is positioned in the entrance partition tube, the other end of the entrance partition rod is positioned outside the entrance partition tube, the entrance partition plate is arranged at one end of the entrance partition plate, and the entrance drive plate is arranged at the other end of the entrance partition plate; the output partition device comprises an output partition tube, an output partition rod, an output partition plate and an output driving plate, wherein the output partition rod is movably arranged on the output partition tube, one end of the output partition rod is positioned in the output partition tube, the other end of the output partition rod is positioned outside the output partition tube, the output partition plate is arranged at one end of the output partition plate, and the output driving plate is arranged at the other end of the output partition plate.
The invention has the beneficial effects that the inside of the heat exchanger can be cleaned without disassembly, and the descaling is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the heat exchanger body;
FIG. 3 is a schematic diagram of a power source;
FIG. 4 is a schematic side view of a power source;
FIG. 5 is a schematic structural view of a driving mechanism and a descaling liquid output mechanism;
FIG. 6 is a schematic plan view of the inner and outer flaps;
FIG. 7 is a schematic diagram of the structure of the polishing mechanism and the on-off device;
fig. 8 is a schematic plan view of the selecting block, the liquid storage driving plate, the on-off driving plate, the entering driving plate and the output driving plate.
Marking: 1. a heat exchanger body; 111. a first heat exchange inlet; 112. a first heat exchange outlet; 113. a second heat exchange inlet; 114. a second heat exchange outlet; 115. a first heat exchange channel; 116. a second heat exchange channel; 12. a connecting pipe; 13. a descaling device; 2. a driving mechanism; 21. a driving case; 210. a cavity; 2101. a second interference ring; 2102. a second return spring; 211. a cleaning port; 22. a driving rod; 220. a receiving groove; 2201. a transfer port; 221. a baffle ring; 222. sealing grooves; 223. a seal ring; 224. a first interference ring; 225. a first return spring; 231. an access port; 232. an output port; 24. an inner valve flap; 25. an outer valve flap; 3. a descaling liquid output mechanism; 31. a liquid storage tank; 32. a liquid storage partition ring; 33. a liquid storage partition rod; 34. a liquid storage partition plate; 35. a liquid storage spring; 36. a liquid storage driving plate; 361. a liquid storage driving groove; 4. a polishing mechanism; 41. polishing the reservoir; 411. polishing particles; 421. polishing an inlet; 422. polishing the outlet; 5. a power source; 51. a power shell; 510. a power tank; 511. a column; 52. a motor; 53. a first power wheel; 531. a first arc block; 54. a first transfer wheel; 541. a first placement groove; 542. a first bump; 543. a first annular groove; 544. a first ball; 55. a second transfer wheel; 551. a second placement groove; 552. a second bump; 553. a second annular groove; 554. a second ball; 56. a selection wheel; 561. a second arc block; 57. a push rod; 58. selecting a block; 59. a positioning plate; 591. a first through hole; 592. a second through hole; 61. an on-off device; 62. an on-off ring; 63. an on-off lever; 64. an on-off plate; 65. an on-off spring; 66. an on-off driving plate; 661. an on-off driving groove; 7. entering a partition device; 71. entering a partition tube; 72. entering a partition ring; 73. entering a partition rod; 74. entering a partition plate; 75. an entry spring; 76. entering a driving plate; 761. entering a driving groove; 8. an output blocking device; 81. outputting a partition tube; 82. an output isolating ring; 83. outputting a partition rod; 84. an output partition panel; 85. an output spring; 86. an output drive plate; 861. and outputting the driving groove.
Detailed Description
The invention will be further described in detail with reference to examples of embodiments shown in the drawings.
Referring to fig. 1 to 8, the plate heat exchanger of the present embodiment includes: the heat exchanger comprises a heat exchanger body 1, and a first heat exchange inlet 111, a first heat exchange outlet 112, a second heat exchange inlet 113 and a second heat exchange outlet 114 which are arranged on the heat exchanger body 1, wherein a plurality of first heat exchange channels 115 and second heat exchange channels 116 which are arranged at intervals are arranged in the heat exchanger body 1, the first heat exchange inlet 111, the first heat exchange outlet 112 and the first heat exchange channels 115 are communicated, the second heat exchange inlet 113, the second heat exchange outlet 114 and the second heat exchange channels 116 are communicated, a connecting pipe 12 is arranged between the first heat exchange inlet 111 and the first heat exchange outlet 112, a descaling device 13 is arranged on the connecting pipe 12, and the descaling device 13 comprises:
a driving mechanism 2, wherein the driving mechanism 2 is used for driving water circulation in the first heat exchange inlet 111, the first heat exchange channel 115 and the first heat exchange outlet 112;
the descaling liquid output mechanism 3 is connected with the driving mechanism 2, and whether the descaling liquid is output or not is controlled by the driving mechanism 2;
and the polishing mechanism 4 is connected with the driving mechanism 2, the polishing mechanism 4 is connected on the connecting pipe 12 in parallel, and whether polishing is performed or not is controlled by the driving mechanism 2.
Through the above technical solution, the air-conditioning refrigerant/engine coolant waits for the heat exchange medium to enter the second heat exchange channel 116 from the second heat exchange inlet 113, then leaves from the second heat exchange outlet 114, and continues to circulate; how the water enters the first heat exchange channel 115 from the first heat exchange and then leaves from the first heat exchange outlet 112 for continuous circulation; in this process, the medium in the first heat exchange channel 115 exchanges heat with the medium in the second heat exchange channel 116. The water in the first heat exchange inlet 111, the first heat exchange passage 115, and the first heat exchange outlet 112 is driven by the driving mechanism 2 to circulate.
When the heat exchanger is used for a long time, after scale is formed in the first heat exchange channel 115, the scale removing liquid output mechanism 3 and the polishing mechanism 4 operate, the scale removing liquid output mechanism 3 outputs scale removing liquid, so that the scale removing liquid enters the first heat exchange inlet 111, the first heat exchange channel 115 and the first heat exchange outlet 112, scale removing treatment is performed in the first heat exchange channel 115, the driving mechanism 2 controls the polishing mechanism 4 to operate, at the moment, polishing particles 411 in the polishing mechanism 4 are moved by the water mixed with the scale removing liquid, and the scale removing liquid collides with and rubs with the scale while the scale removing liquid is removed, so that the dissolution of the scale is accelerated. After descaling is finished, the driving mechanism 2 drives the polishing mechanism 4 to move, so that the polishing mechanism 4 withdraws polishing particles 411, then the first heat exchange inlet 111, the first heat exchange channel 115 and the first heat exchange outlet 112 circulate through the connecting pipe 12, and a subsequent user only needs to add descaling liquid again at the descaling liquid output mechanism 3, so that descaling is convenient.
As an improved specific embodiment, the driving mechanism 2 comprises a driving shell 21, a driving rod 22 and a power source 5, the power source 5 is connected with the driving rod 22, a cavity 210 is arranged in the driving shell 21, an inlet 231 and an outlet 232 are arranged on the driving shell 21, the inlet 231 and the outlet 232 are communicated with the cavity 210 and the connecting pipe 12, the driving rod 22 is slidably arranged in the cavity 210, one end of the driving rod penetrates out of the driving shell 21, the other end of the driving rod is provided with a containing groove 220, the joint of the driving rod 22 and the driving shell 21 is arranged in a sealing manner, the driving rod 22 is arranged in a sealing manner with the inner wall of the cavity 210, a baffle ring 221 is arranged at the opening of the containing groove 220, an inner valve clack 24 is arranged in the baffle ring 221, an outer valve clack 25 is arranged at the inlet 231, a transfer port 2201 is arranged on the inner wall of the containing groove 220, and the position of the transfer port 2201 corresponds to the position of the outlet 232.
Through the above technical scheme, the driving mechanism 2 drives the water circulation to move as follows, the power source 5 drives the driving rod 22 to move, the driving rod 22 moves away from the outer valve clack 25 firstly, at this time, the outer valve clack 25 is opened, the inner valve clack 24 is closed, water outside the inlet 231 enters the cavity 210 from the outer valve clack 25, after moving in place, the driving rod 22 moves reversely (moves towards the outer valve clack 25), at this time, the outer valve clack 25 is closed, the inner valve clack 24 is opened, water in the cavity 210 enters the accommodating groove 220 through the inner valve clack 24, then is output from the transfer port 2201, finally is output from the output port 232, and the reciprocating motion of the driving rod 22 can continuously drive the water circulation to move, the situation that the polishing particles 411 are blocked is avoided, and the stability in the use process is improved.
As a modified embodiment, a sealing groove 222 is provided on the outer side of the driving rod 22, a sealing ring 223 is provided in the sealing groove 222, and the outer side of the sealing ring 223 is in contact with the inner wall of the cavity 210.
Through the above technical scheme, the sealing ring 223 is arranged in the sealing groove 222, so that the position is stable, and the sealing effect is improved.
As a modified embodiment, the inner wall of the accommodating groove 220 is provided with a first abutting ring 224, a first return spring 225 is disposed between the first abutting ring 224 and the inner valve flap 24, the inner wall of the cavity 210 is provided with a second abutting ring 2101, and a second return spring 2102 is disposed between the second abutting ring 2101 and the outer valve flap 25.
Through the above technical solution, the accommodating groove 220 is provided with the first interference ring 224, and the first return spring 225 is disposed between the first interference ring 224 and the inner valve flap 24. The first service spring assists the inner valve flap 24 to reset, so that the inner valve flap 24 can be smoothly closed, and stability in the use process is improved. A second interference ring 2101 is disposed in the cavity 210, and a second return spring 2102 is disposed between the second interference ring 2101 and the outer flap 25. The second service spring assists the outer valve clack 25 to reset, so that the outer valve clack 25 can be smoothly closed, and stability in the use process is improved.
As a modified embodiment, the power source 5 includes:
a power shell 51, wherein the power shell 51 is connected with the heat exchanger body 1, and a power groove 510 is arranged in the power shell 51;
a motor 52, the motor 52 being fixed within the drive housing 21;
the first power wheel 53, the first power wheel 53 is arranged in the power groove 510, the center of the first power wheel 53 is fixedly connected with the rotating shaft of the motor 52, and a plurality of first arc-shaped blocks 531 are arranged on the outer side of the first power wheel 53;
the first transfer wheel 54, the first transfer wheel 54 is disposed in the power slot 510, the center of the first transfer wheel 54 is rotatably connected with the rotating shaft of the motor 52, the first transfer wheel 54 is provided with a first placing slot 541, a part of the first power wheel 53 is disposed in the first placing slot 541, and the slot wall of the first placing slot 541 is provided with a plurality of first protruding blocks 542;
the upright column 511 is vertically arranged in the power groove 510;
the second transfer wheel 55, the second transfer wheel 55 is disposed in the power groove 510, the center of the second transfer wheel 55 is rotatably connected with the upright 511, the second transfer wheel 55 is meshed with the first transfer wheel 54, a second placing groove 551 is disposed in the second transfer wheel 55, and a plurality of second protruding blocks 552 are disposed on the groove wall of the second placing groove 551;
a selection wheel 56, wherein a part of the selection wheel 56 is positioned in the second placing groove 551, the selection wheel 56 is rotatably connected with the upright 511, and a plurality of second arc-shaped blocks 561 are arranged on the outer side of the selection wheel 56;
the push rod 57, one end of the push rod 57 is eccentrically arranged on the end surface of the first power wheel 53, and is rotatably connected with the first power wheel 53, and the other end of the push rod 57 is fixedly and rotatably connected with the driving rod 22;
a selection block 58, wherein the selection block 58 is eccentrically arranged on the end surface of the selection wheel 56;
the locating plate 59 is provided with a first through hole 591 and a second through hole 592, the locating plate 59 is fixed on the power shell 51, part of the first power wheel 53 is positioned in the first through hole 591, and part of the selecting wheel 56 is positioned in the second through hole 592.
Through the technical scheme, the centers of the first power wheel 53 and the first switching wheel 54 are connected with the rotating shaft of the motor 52, and the centers of the second switching wheel 55 and the selecting wheel 56 are connected with the upright column 511, so that the position is stable during rotation; the positioning plate 59 covers the power housing 51, and part of the first power wheel 53 is positioned in the first through hole 591, and part of the selection wheel 56 is positioned in the second through hole 592, thereby further improving the stability in rotation.
When the motor 52 rotates positively, the motor 52 drives the first power wheel 53 to rotate, and at the moment, the push rod 57 is forced to squeeze the rotating wheel, so that the position of the selecting wheel 56 is stable, the selecting wheel 56 limits the position of the second switching wheel 55 through the second arc-shaped block 561 and the second convex block 552, and the position of the second switching wheel 55 is stable, so that the first switching wheel 54 is limited, and the position of the second switching wheel is stable; on the premise that the position of the first transfer wheel 54 is stable, the first power wheel 53 rotates to drive the first arc-shaped block 531 to rotate in the power groove 510, the first arc-shaped block 531 deforms (bends inwards) when abutting against the first projection 542, and in the continuous rotation process of the first power wheel 53, the push rod 57 is driven to move, and then the driving rod 22 is driven to reciprocate; the selector wheel 56 does not rotate and the selector block 58 does not move when the motor 52 is rotating in a forward direction.
When the motor 52 rotates reversely, the motor 52 drives the first power wheel 53 to rotate, in the process, the first arc-shaped blocks 531 respectively collide with the first protruding blocks 542, and then drive the first switching wheel 54 to rotate, the first switching wheel 54 drives the second switching wheel 55 to rotate, the second switching wheel 55 rotates and drives the second arc-shaped blocks 561 to rotate through the plurality of second protruding blocks 552, and then drives the selection wheel 56 to rotate, the selection wheel 56 rotates and then drives the selection block 58 to move, the movement track of the selection block 58 is divided into four quadrants, and the four quadrants respectively control the liquid storage driving plate 36, the on-off driving plate 66, the entering driving plate 76 and the output driving plate 86. When the motor 52 reverses the state of the liquid storage driving plate 36, the on-off driving plate 66, the entering driving plate 76 and the output driving plate 86, the first power wheel 53 continuously rotates, and the driving rod 22 is driven to reciprocate by the push rod 57.
As a modified embodiment, the two end surfaces of the first conversion wheel 54 are respectively provided with a first annular groove 543, a plurality of first balls 544 are disposed in the first annular groove 543, the first balls 544 on one side are in contact with the bottom of the power groove 510, the first balls 544 on the other side are in contact with the positioning plate 59, the two end surfaces of the second conversion wheel 55 are respectively provided with a second annular groove 553, a plurality of second balls 554 are disposed in the second annular groove 553, the second balls 554 on one side are in contact with the bottom of the power groove 510, and the second balls 554 on the other side are in contact with the positioning plate 59.
Through the technical scheme, the first balls 544 are positioned in the first annular groove 543, the positions are stable, and two ends of the first rotating wheel 54 are respectively abutted against the groove bottom of the power groove 510 and the positioning plate 59 through the first balls 544, so that the resistance born by the first rotating wheel 54 in rotation is small, the position in rotation is stable, and the stability in the use process is further improved; the second ball 554 is located in the second annular groove 553, and is stable in position, and two ends of the second switching wheel 55 are respectively abutted against the groove bottom of the power groove 510 and the positioning plate 59 through the second ball 554, so that the resistance received by the second switching wheel 55 in rotation is small, and the position in rotation is stable, so that the selection block 58 can more stably control the states of the liquid storage driving plate 36, the on-off driving plate 66, the entering driving plate 76 and the output driving plate 86, and further stability in the use process is improved.
As an improved specific embodiment, the descaling liquid output mechanism 3 includes:
the liquid storage tank 31, wherein a descaling liquid is arranged in the liquid storage tank 31, a cleaning opening 211 is arranged on the driving shell 21, and the cleaning opening 211 is connected with the liquid storage tank 31;
a liquid storage partition ring 32, wherein the liquid storage partition ring 32 is arranged in the liquid storage tank 31 and divides the liquid storage tank 31 into two parts;
the liquid storage partition rod 33 is arranged in the liquid storage partition ring 32, one end of the liquid storage partition rod 33 penetrates out of the liquid storage tank 31, is connected with the liquid storage tank 31 in a sliding manner, is sealed at the joint of the liquid storage tank 31, and the other end of the liquid storage partition rod corresponds to the center of the liquid storage partition ring 32;
a liquid storage partition plate 34, wherein the liquid storage partition plate 34 is arranged at the other end of the liquid storage partition rod 33, and the liquid storage partition plate 34 is used for closing the liquid storage partition ring 32;
a liquid storage spring 35, wherein two ends of the liquid storage spring 35 respectively contact with the inner side of the liquid storage tank 31 and the liquid storage partition plate 34;
the liquid storage drive plate 36 is fixedly connected with one end of the liquid storage partition rod 33 penetrating out of the liquid storage tank 31, an inclined liquid storage drive groove 361 is arranged on the upper side of the liquid storage drive plate 36, and the liquid storage drive plate 36 is driven by the selection block 58.
Through the technical scheme, when the descaling liquid output mechanism 3 operates, the working steps are as follows:
the selection block 58 moves onto the liquid storage driving groove 361, and along with the continuous movement of the selection block 58, the liquid storage driving plate 36 is driven to move into the liquid storage tank 31, and then the liquid storage partition rod 33 is driven to move into the liquid storage tank 31, in the process, the liquid storage spring 35 is compressed, the liquid storage partition plate 34 is separated from the liquid storage partition ring 32, at the moment, the descaling liquid in the liquid storage tank 31 can enter the water circulation through the liquid storage partition ring 32 and the cleaning port 211, and in addition, as the water circulation is continuously carried out in the moving process of the selection block 58, the descaling liquid in the liquid storage tank 31 is driven to move faster, the water circulation is entered, and the mixing speed is high.
After the descaling liquid is output, the selection block 58 moves, after the selection block 58 leaves the liquid storage driving plate 36, the liquid storage spring 35 resets to drive the liquid storage partition plate 34 to move, the liquid storage partition plate 34 moves to drive the liquid storage partition rod 33 to be away from the liquid storage tank 31, and then the liquid storage driving plate 36 is driven to reset until the liquid storage partition plate 34 is in contact with the liquid storage partition ring 32, and the inside of the liquid storage tank 31 is sealed with the cleaning opening 211. At this time, the water in the connection pipe 12 is separated from the water in the liquid storage tank 31, so that the descaling liquid can be conveniently added/replaced in the liquid storage tank 31.
As an improved embodiment, the on-off device 61 comprises:
an on-off ring 62, wherein the on-off ring 62 is arranged in the on-off device 61 and divides the on-off device 61 into two parts;
the on-off rod 63 is arranged in the on-off ring 62, one end of the on-off rod 63 penetrates out of the on-off device 61, is connected with the on-off device 61 in a sliding manner, is sealed at the joint of the on-off device 61, and the other end of the on-off rod 63 corresponds to the center of the on-off ring 62;
the on-off plate 64 is arranged at the other end of the on-off rod 63, and the on-off plate 64 is used for closing the on-off ring 62;
an on-off spring 65, wherein two ends of the on-off spring 65 respectively contact with the inner side of the on-off device 61 and the on-off plate 64;
the on-off driving plate 66 is fixedly connected with one end of the on-off rod 63 penetrating out of the on-off device 61, an inclined on-off driving groove 661 is formed in the on-off driving plate 66, and the on-off driving plate 66 is driven by the selection block 58.
By the above technical scheme, the on-off device 61 has two states, on and off;
in the open state, the selection block 58 controls the on-off driving plate 66, the selection block 58 is located on the on-off driving groove 661, the on-off driving plate 66 is pressed into the on-off device 61, the on-off driving plate 66 moves to drive the on-off plate 64 to move into the on-off device 61, the on-off plate 64 is further driven to be separated from the on-off ring 62, the on-off spring 65 is compressed, and at the moment, water in the connecting pipe 12 circulates through the on-off ring 62 in the on-off device 61. In normal use, the two parts are all in the same state.
In the closed state, the selection block 58 leaves the on-off driving plate 66, the on-off spring 65 resets, the on-off plate 64 is driven to move, the on-off rod 63 is driven to move, the on-off driving plate 66 is driven to reset until the on-off plate 64 is abutted against the on-off ring 62, at the moment, the on-off device 61 is closed, and water circulates through the polishing mechanism 4.
As a modified specific embodiment, the polishing mechanism 4 comprises a polishing storage 41, the polishing storage 41 is hollow, polishing particles 411 are arranged inside the polishing storage 41, the polishing storage 41 is provided with a polishing inlet 421 and a polishing outlet 422, the polishing inlet 421 and the polishing outlet 422 are respectively provided with an inlet partition device 7 and an outlet partition device 8, and the inlet partition device 7 and the outlet partition device 8 are driven and controlled by the selection block 58.
By the above technical solution, the inlet blocking device 7 and the outlet blocking device 8 block the polishing particles 411 in the polishing reservoir 41, and the polishing particles can pass through the polishing inlet 421 and the polishing outlet 422 when water circulates (less water passes through the side when the on-off device 61 is in the on state). When the polishing mechanism 4 operates, the working steps are as follows:
the selection block 58 firstly controls the on-off device 61 to be closed, then controls the output isolation device 8 to be opened, and at the moment, the water circulation drives the polishing particles 411 to enter the connecting pipe 12 and then enter the first heat exchange channel 115 to assist in descaling; then the selection block 58 controls the entering blocking device 7 to open (at the moment, the output blocking device 8 is closed), the polishing particles 411 completing a circle of water circulation return to the polishing storage 41 again, the entering blocking device 7 is closed by opening the output blocking device 8 to closing the output blocking device 8 for N times, the entering blocking device 7 is opened to opening the output blocking device 8 to … …, the polishing particles 411 are output for multiple times to assist in descaling, after descaling is completed, the entering blocking device 8 is closed, the entering blocking device 7 is opened, the polishing particles 411 are collected, after collection is completed, the entering blocking device 7 is closed, and the on-off device 61 is restarted.
As a modified embodiment, the access blocking device 7 comprises:
a cut-off tube 71 connected to the grinding inlet 421 of the grinding reservoir 41;
an entry partition ring 72, the entry partition ring 72 being disposed within the entry partition tube 71, dividing the entry partition tube 71 into two parts;
an entry partition rod 73 disposed in the entry partition ring 72, one end of the entry partition rod 73 penetrating out of the entry partition tube 71, being slidably connected to the entry partition tube 71, and being sealed at a connection portion with the entry partition tube 71, and the other end corresponding to the center of the entry partition ring 72;
an entry partition plate 74 provided at the other end of the entry partition rod 73, the entry partition plate 74 being provided with a plurality of micro holes;
an entry spring 75, wherein two ends of the entry spring 75 respectively abut against the inner wall of the entry partition tube 71 and the entry partition plate 74;
an entry driving plate 76 fixedly connected to one end of the entry partition rod 73 penetrating out of the entry partition tube 71, the entry driving plate 76 being driven by the selection block 58, the entry driving plate 76 being provided with an inclined entry driving groove 761;
the output blocking device 8 comprises:
an output partition tube 81 connected to the grinding inlet 421 of the grinding reservoir 41;
an output blocking ring 82, wherein the output blocking ring 82 is arranged in the output blocking pipe 81 and divides the output blocking pipe 81 into two parts;
an output isolating rod 83, which is arranged in the output isolating ring 82, wherein one end of the output isolating rod 83 penetrates out of the output isolating pipe 81, is connected with the output isolating pipe 81 in a sliding way, is sealed at the joint of the output isolating pipe 81, and the other end of the output isolating rod 83 corresponds to the center of the output isolating ring 82;
an output partition plate 84 provided at the other end of the output partition rod 83, the output partition plate 84 being provided with a plurality of micro holes;
an output spring 85, wherein two ends of the output spring 85 respectively prop against the inner wall of the output partition tube 81 and the output partition plate 84;
the output driving plate 86 is fixedly connected with one end of the output partition rod 83 penetrating out of the output partition tube 81, the output driving plate 86 is driven by the selection block 58, and an inclined output driving groove 861 is arranged on the output driving plate 86.
Through the above technical solution, the motion process of the selection block 58 for controlling the opening of the output blocking device 8 is as follows:
the selection block 58 moves onto the output driving groove 861, and gradually pushes the output driving plate 86 to move towards the output partition pipe 81 along with the movement, so as to drive the output partition rod 83 to move towards the inside of the output partition pipe 81; at this time, the output blocking plate 84 is away from the output blocking ring 82, and the output spring 85 is compressed.
The movement of the selection block 58 to control the opening of the access shut-off device 7 is as follows:
the selection block 58 moves onto the entrance driving groove 761, and gradually pushes the entrance driving plate 76 to move towards the entrance partition tube 71 along with the movement, so as to drive the entrance partition rod 73 to move towards the inside of the entrance partition tube 71; at this point the entry blocking plate 74 is away from the entry blocking ring 72 and the entry spring 75 is compressed.
Opening the output blocking means 8, closing the access blocking means 7: water enters the polishing reservoir 41 from the micropores in the inlet partition 74, drives the polishing particles 411 to move, and is output from the polishing outlet 422 to enter the water circulation.
Closing the output blocking means 8, opening the access blocking means 7: the water drives the sanding particles 411 from the sanding inlet 421 into the sanding reservoir 41, then the sanding particles 411 are blocked by the output partition 84, and the water is output from the micro-holes in the output partition 84, continuing the water circulation until all the sanding particles 411 are collected in the sanding reservoir 41.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (10)
1. The plate heat exchanger includes: the heat exchanger comprises a heat exchanger body (1) and a first heat exchange inlet (111), a first heat exchange outlet (112), a second heat exchange inlet (113) and a second heat exchange outlet (114) which are arranged on the heat exchanger body (1), wherein a plurality of first heat exchange channels (115) and second heat exchange channels (116) which are arranged at intervals are arranged in the heat exchanger body (1), the first heat exchange inlet (111), the first heat exchange outlet (112) are communicated with the first heat exchange channels (115), and the second heat exchange inlet (113), the second heat exchange outlet (114) are communicated with the second heat exchange channels (116), and is characterized in that: a connecting pipe (12) is arranged between the first heat exchange inlet (111) and the first heat exchange outlet (112), a descaling device (13) is arranged on the connecting pipe (12), and the descaling device (13) comprises:
a driving mechanism (2), wherein the driving mechanism (2) is used for driving water circulation in the first heat exchange inlet (111), the first heat exchange channel (115) and the first heat exchange outlet (112);
the descaling liquid output mechanism (3), the descaling liquid output mechanism (3) is connected with the driving mechanism (2), and whether the descaling liquid is output or not is controlled by the driving mechanism (2);
the polishing device comprises a polishing mechanism (4), wherein the polishing mechanism (4) is connected with a driving mechanism (2), the polishing mechanism (4) is connected in parallel to a connecting pipe (12), and whether polishing is performed or not is controlled by the driving mechanism (2).
2. A plate heat exchanger according to claim 1, wherein: the utility model provides a drive mechanism (2) is including drive shell (21), actuating lever (22), power supply (5) are linked together with actuating lever (22), be equipped with cavity (210) in drive shell (21), be equipped with inlet port (231) and delivery outlet (232) on drive shell (21), inlet port (231), delivery outlet (232) all with cavity (210), connecting pipe (12) intercommunication, actuating lever (22) slidable set up in cavity (210) and one end wear out drive shell (21), the other end is equipped with holding tank (220), the junction of actuating lever (22) and actuating shell (21) is sealed to be set up, actuating lever (22) and cavity (210) inner wall are sealed to be set up, the opening part of holding tank (220) is equipped with shelves ring (221), be equipped with interior valve clack (24) in shelves ring (221), inlet port (231) are equipped with outer valve clack (25), the inner wall of holding tank (220) is equipped with transfer mouth (2201), the position that shifts mouth (2201) corresponds with delivery outlet (232).
3. A plate heat exchanger according to claim 2, wherein: the outside of actuating lever (22) is equipped with seal groove (222), be equipped with sealing washer (223) in seal groove (222), the outside of sealing washer (223) is inconsistent with the inner wall of cavity (210).
4. A plate heat exchanger according to claim 2, wherein: the inner wall of holding tank (220) is equipped with first conflict ring (224), be equipped with first reset spring (225) between first conflict ring (224) and interior valve clack (24), cavity (210) inner wall is equipped with second conflict ring (2101), be equipped with second reset spring (2102) between second conflict ring (2101) and outer valve clack (25).
5. A plate heat exchanger according to claim 2, wherein: the power source (5) comprises:
the power shell (51) is connected with the heat exchanger body (1), and a power groove (510) is formed in the power shell (51);
a motor (52), the motor (52) being fixed within the drive housing (21);
the first power wheel (53), the first power wheel (53) is arranged in the power groove (510), the center of the first power wheel (53) is fixedly connected with the rotating shaft of the motor (52), and a plurality of first arc-shaped blocks (531) are arranged on the outer side of the first power wheel (53);
the first rotating wheel (54), the first rotating wheel (54) is arranged in the power groove (510), the center of the first rotating wheel (54) is rotatably connected with the rotating shaft of the motor (52), a first placing groove (541) is formed in the first rotating wheel (54), part of the first power wheel (53) is arranged in the first placing groove (541), and a plurality of first protruding blocks (542) are formed in the groove wall of the first placing groove (541);
the upright post (511) is vertically arranged in the power groove (510);
the second transfer wheel (55), the second transfer wheel (55) is arranged in the power groove (510), the center of the second transfer wheel (55) is rotatably connected with the upright post (511), the second transfer wheel (55) is meshed with the first transfer wheel (54), a second placing groove (551) is arranged in the second transfer wheel (55), and a plurality of second protruding blocks (552) are arranged on the groove wall of the second placing groove (551);
the selecting wheels (56), part of the selecting wheels (56) are positioned in the second placing grooves (551), the selecting wheels (56) are rotatably connected with the upright posts (511), and a plurality of second arc-shaped blocks (561) are arranged on the outer sides of the selecting wheels (56);
one end of the push rod (57) is eccentrically arranged on the end face of the first power wheel (53), and is rotatably connected with the first power wheel (53), and the other end of the push rod (57) is fixedly and rotatably connected with the driving rod (22);
a selection block (58), wherein the selection block (58) is eccentrically arranged on the end surface of the selection wheel (56);
the locating plate (59), be equipped with first through-hole (591), second through-hole (592) on locating plate (59), locating plate (59) are fixed on power shell (51), and part first power wheel (53) are located first through-hole (591), and part selection wheel (56) are located second through-hole (592).
6. A plate heat exchanger according to claim 5, wherein: the two end faces of the first switching wheel (54) are respectively provided with a first annular groove (543), a plurality of first balls (544) are arranged in the first annular grooves (543), the first balls (544) on one side are in conflict with the groove bottom of the power groove (510), the first balls (544) on the other side are in conflict with the positioning plate (59), the two end faces of the second switching wheel (55) are respectively provided with a second annular groove (553), a plurality of second balls (554) are arranged in the second annular grooves (553), the second balls (554) on one side are in conflict with the groove bottom of the power groove (510), and the second balls (554) on the other side are in conflict with the positioning plate (59).
7. A plate heat exchanger according to claim 5, wherein: the descaling liquid output mechanism (3) comprises:
the liquid storage tank (31), wherein the liquid storage tank (31) is internally provided with a descaling liquid, the driving shell (21) is provided with a cleaning opening (211), and the cleaning opening (211) is connected with the liquid storage tank (31);
the liquid storage separation ring (32), the liquid storage separation ring (32) is arranged in the liquid storage tank (31), and divides the liquid storage tank (31) into two parts;
the liquid storage partition rod (33) is arranged in the liquid storage partition ring (32), one end of the liquid storage partition rod (33) penetrates out of the liquid storage tank (31), is connected with the liquid storage tank (31) in a sliding manner, is sealed at the joint of the liquid storage tank (31), and the other end of the liquid storage partition rod corresponds to the center of the liquid storage partition ring (32);
the liquid storage partition plate (34) is arranged at the other end of the liquid storage partition rod (33), and the liquid storage partition plate (34) is used for closing the liquid storage partition ring (32);
the two ends of the liquid storage spring (35) are respectively abutted against the inner side of the liquid storage tank (31) and the liquid storage partition plate (34);
the liquid storage drive plate (36) is fixedly connected with one end of the liquid storage partition rod (33) penetrating out of the liquid storage tank (31), an inclined liquid storage drive groove (361) is formed in the upper side of the liquid storage drive plate (36), and the liquid storage drive plate (36) is driven by the selection block (58).
8. A plate heat exchanger according to claim 5, wherein: the connecting pipe (12) is provided with an on-off device (61), an on-off rod (63) is arranged in the on-off device (61), one end of the on-off rod (63) penetrating out of the on-off device (61) is provided with an on-off driving plate (66), and the on-off driving plate (66) is driven by the selection block (58).
9. A plate heat exchanger according to claim 5, wherein: the polishing mechanism (4) comprises a polishing storage (41), the polishing storage (41) is internally hollow, polishing particles (411) are arranged inside the polishing storage, the polishing storage (41) is provided with a polishing inlet (421) and a polishing outlet (422), the polishing inlet (421) and the polishing outlet (422) are respectively provided with an inlet partition device (7) and an outlet partition device (8), and the inlet partition device (7) and the outlet partition device (8) are driven and controlled by a selection block (58).
10. A plate heat exchanger according to claim 9, wherein: the entrance partition device (7) comprises an entrance partition tube (71), an entrance partition rod (73), an entrance partition plate (74) and an entrance drive plate (76), wherein the entrance partition rod (73) is movably arranged on the entrance partition tube (71), one end of the entrance partition rod is positioned in the entrance partition tube (71), the other end of the entrance partition rod is positioned outside the entrance partition tube (71), the entrance partition plate (74) is arranged at one end of the entrance partition plate (74), and the entrance drive plate (76) is arranged at the other end of the entrance partition plate (74); the output cuts off device (8) including output partition tube (81), output partition rod (83), output partition panel (84), output drive plate (86), output partition rod (83) mobilizable setting is on output partition tube (81), and one end is located output partition tube (81), and the other end is located output partition tube (81), output partition panel (84) set up the one end at output partition panel (84), output drive plate (86) set up the other end at output partition panel (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310025506.7A CN116045724B (en) | 2023-01-04 | 2023-01-04 | Plate heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310025506.7A CN116045724B (en) | 2023-01-04 | 2023-01-04 | Plate heat exchanger |
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| CN116045724A true CN116045724A (en) | 2023-05-02 |
| CN116045724B CN116045724B (en) | 2023-08-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203798245U (en) * | 2014-04-25 | 2014-08-27 | 南京高和环境工程有限公司 | Automatic descaling heat exchange system |
| CN106595351A (en) * | 2015-10-15 | 2017-04-26 | 中国石油化工股份有限公司 | Anti-scaling and de-scaling heat exchanger for fluidized bed |
| CN206280942U (en) * | 2016-12-16 | 2017-06-27 | 肖元超 | It is a kind of from scale removal Industrial Boiler |
| CN107421362A (en) * | 2017-08-23 | 2017-12-01 | 沈阳鼓风机集团压力容器有限公司 | Heat-exchanger rig for coal gasification waste water |
| CN112728991A (en) * | 2021-02-06 | 2021-04-30 | 西安热工研究院有限公司 | System and method for enhancing heat transfer and online descaling of micro-channel heat exchanger |
| CN113375347A (en) * | 2021-07-13 | 2021-09-10 | 西安热工研究院有限公司 | Honeycomb-shaped particle heat exchanger and heat storage power generation system |
-
2023
- 2023-01-04 CN CN202310025506.7A patent/CN116045724B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203798245U (en) * | 2014-04-25 | 2014-08-27 | 南京高和环境工程有限公司 | Automatic descaling heat exchange system |
| CN106595351A (en) * | 2015-10-15 | 2017-04-26 | 中国石油化工股份有限公司 | Anti-scaling and de-scaling heat exchanger for fluidized bed |
| CN206280942U (en) * | 2016-12-16 | 2017-06-27 | 肖元超 | It is a kind of from scale removal Industrial Boiler |
| CN107421362A (en) * | 2017-08-23 | 2017-12-01 | 沈阳鼓风机集团压力容器有限公司 | Heat-exchanger rig for coal gasification waste water |
| CN112728991A (en) * | 2021-02-06 | 2021-04-30 | 西安热工研究院有限公司 | System and method for enhancing heat transfer and online descaling of micro-channel heat exchanger |
| CN113375347A (en) * | 2021-07-13 | 2021-09-10 | 西安热工研究院有限公司 | Honeycomb-shaped particle heat exchanger and heat storage power generation system |
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| CN116045724B (en) | 2023-08-08 |
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