CN112066603A - Evaporator of high-efficiency energy-saving heat pump - Google Patents
Evaporator of high-efficiency energy-saving heat pump Download PDFInfo
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- CN112066603A CN112066603A CN202010979698.1A CN202010979698A CN112066603A CN 112066603 A CN112066603 A CN 112066603A CN 202010979698 A CN202010979698 A CN 202010979698A CN 112066603 A CN112066603 A CN 112066603A
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- 238000009413 insulation Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 41
- 238000007781 pre-processing Methods 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 18
- 238000001704 evaporation Methods 0.000 claims description 11
- 230000008020 evaporation Effects 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 238000003709 image segmentation Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009916 joint effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000002566 Capsicum Nutrition 0.000 description 1
- 239000006002 Pepper Substances 0.000 description 1
- 235000016761 Piper aduncum Nutrition 0.000 description 1
- 235000017804 Piper guineense Nutrition 0.000 description 1
- 244000203593 Piper nigrum Species 0.000 description 1
- 235000008184 Piper nigrum Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/005—Arrangement or mounting of control or safety devices of safety devices
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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
- F28G13/00—Appliances or processes not covered by groups F28G1/00 - F28G11/00; Combinations of appliances or processes covered by groups F28G1/00 - F28G11/00
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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
- F28G15/003—Control arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention relates to the technical field of evaporators and discloses an evaporator of an efficient energy-saving heat pump, which comprises an installation platform, wherein the top and the bottom of the inner side surface of the installation platform are respectively and fixedly connected with an upper support plate and a lower support plate, the middle part of the lower surface of the upper support plate and the middle part of the upper surface of the lower support plate are fixedly connected with a heat insulation plate, a coil pipe is arranged inside the heat insulation plate, the left side and the right side of the outer surface of the coil pipe are both sleeved with fins, and the input end of the coil pipe is communicated. This energy-efficient heat pump's evaporimeter promotes the push rod through holding the piece and removes for the push rod drives the connecting block and removes, and the connecting block drives the sliding plate through the connecting rod and slides along the slide rail, makes the sliding plate drive the joint board and carries out the joint installation to the evaporimeter, has realized installing fast and dismantling the evaporimeter, has practiced thrift a large amount of time and manpower, has made things convenient for maintenance personal to maintain the evaporimeter, has made things convenient for user's use.
Description
Technical Field
The invention relates to the technical field of evaporators, in particular to an evaporator of a high-efficiency energy-saving heat pump.
Background
The heat pump is a high-efficiency energy-saving device which fully utilizes low-grade heat energy, heat can be spontaneously transferred from a high-temperature object to a low-temperature object but can not be spontaneously carried out in the opposite direction, the working principle of the heat pump is a mechanical device which forces the heat to flow from the low-temperature object to the high-temperature object in a reverse circulation mode, and the heat pump only consumes a small amount of reverse circulation net work to obtain larger heat supply amount, can effectively utilize the low-grade heat energy which is difficult to apply to achieve the purpose of energy saving, and can be generally used in an evaporator when the heat pump is applied; the evaporation is a physical process of converting liquid into gas, generally speaking, an evaporator, namely, an object of converting liquid substances into gas, and a large number of evaporators are industrially arranged, wherein the evaporator applied to a refrigeration system is one of the evaporators, the evaporator is an important part in four refrigeration parts, low-temperature condensed liquid passes through the evaporator to exchange heat with outside air, gasify and absorb heat to achieve the refrigeration effect, the evaporator mainly comprises a heating chamber and an evaporation chamber, the heating chamber provides heat required by the evaporation for the liquid to promote the boiling and vaporization of the liquid, and the evaporation chamber completely separates gas phase from liquid phase; however, the evaporator in the prior art is inconvenient to install and disassemble in the using process, consumes time and labor when being installed and disassembled, is inconvenient for maintenance personnel to maintain the evaporator when the evaporator breaks down, and is low in practicability.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an evaporator of a high-efficiency energy-saving heat pump, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an energy-efficient heat pump's evaporimeter, includes the mount table, extension board and lower extension board are gone up to the top of mount table medial surface and bottom difference fixedly connected with, the middle part of going up the extension board lower surface and the middle part fixed connection heated board of lower extension board upper surface, the inside of heated board is provided with the coil pipe, the fin has all been cup jointed to the left and right sides of coil pipe surface, the input intercommunication of coil pipe has the heating chamber, the bottom intercommunication of heating chamber surface has the inlet, the output intercommunication of coil pipe has the evaporation chamber, the top intercommunication of evaporation chamber surface has the gas outlet, the equal fixedly connected with connecting plate in the left and right sides at the heated board back, the back fixedly connected with latch device of connecting plate, the middle part of going up the extension board.
Preferably, the clamping device includes the shell body, the middle part of top lateral wall and interior bottom lateral wall all is provided with the slide rail in the shell body, the medial surface sliding connection of slide rail has the sliding plate, the middle part fixedly connected with joint board of sliding plate lateral surface, the first return spring of middle part fixedly connected with of sliding plate medial surface, the inner of first return spring and the middle part fixed connection of shell body medial surface, the positive top of sliding plate and the equal fixedly connected with connecting rod in bottom, the inner fixedly connected with connecting block of connecting rod, the middle part fixedly connected with push rod of connecting block lateral surface, the outer end fixedly connected with of push rod holds the.
Preferably, supplementary fixing device includes first sleeve, and the middle part of first sleeve upper surface is pegged graft and is had L shape linking arm, and the rear side fixedly connected with clamp of L shape linking arm lower surface, the middle part fixedly connected with second sleeve of first sleeve medial surface, the middle part fixedly connected with guide pillar of second sleeve inner bottom lateral wall, the sliding sleeve has all been cup jointed to the both sides about the guide pillar surface, and the front side fixedly connected with of sliding sleeve surface adjusts the pole, and the middle part fixedly connected with joint pipe of sliding sleeve lateral surface, the first telescopic outside is provided with the roof, second return spring has been cup jointed at the middle part of guide pillar surface.
Preferably, the top and the bottom of the front surface of the outer shell are both provided with a through groove, and the width of the through groove is matched with the diameter of the connecting rod.
Preferably, the middle part of the outer side surface of the outer shell is provided with a notch, and the width of the notch is matched with that of the clamping plate.
Preferably, the slide rail is I-shaped, and the left side and the right side of the outer side surface of the slide rail are provided with mounting holes.
Preferably, the outer surface of the adjusting rod is sleeved with a wrapping layer, the wrapping layer is made of rubber, and anti-skid grains are arranged on the outer surface of the wrapping layer.
Preferably, the evaporator of the high-efficiency energy-saving heat pump further comprises: the device comprises an image acquisition module, an image preprocessing module, a brightness adjusting module, an image reconstruction module, a descaling module and a control module; wherein,
the image acquisition module is arranged in the heating cavity and used for acquiring a first image in the heating cavity and sending the first image to the image preprocessing module;
the image preprocessing module is connected with the image acquisition module and used for receiving the first image sent by the image acquisition module to perform image graying processing, performing self-adaptive median filtering processing on the first image subjected to the image graying processing to obtain a second image and sending the second image to the brightness adjustment module;
the brightness adjusting module is connected with the image preprocessing module and used for receiving a second image sent by the image preprocessing module, extracting features according to the second image, extracting the brightness value of each pixel point in the second image and respectively judging whether the brightness value of each pixel point is within a preset brightness value range;
when the brightness value of the pixel point is determined to be within a preset brightness value range, reserving the pixel point to obtain a first effective pixel point;
when the brightness value of the pixel point is determined not to be within the preset brightness value range, the pixel point is correspondingly processed according to a preset rule so that the brightness value of the pixel point after corresponding processing is within the preset brightness value range, and a second effective pixel point is obtained;
the image reconstruction module is connected with the brightness adjustment module and used for executing image reconstruction operation according to the first effective pixel points and the second effective pixel points acquired by the brightness adjustment module to obtain a third image and sending the third image to the control module;
the descaling module is arranged in the heating cavity;
the control module is respectively connected with the image reconstruction module and the descaling module and is used for:
receiving a third image sent by the image reconstruction module, performing image segmentation on the third image to obtain a plurality of sub third images, respectively matching the plurality of sub third images with a preset standard image, calculating to obtain a plurality of image matching degrees, calculating the sum of image areas of all sub third images with the image matching degrees smaller than the preset image matching degrees to obtain the total image area, judging whether the total image area is larger than the preset image area, and controlling the descaling module to descale the heating cavity when the total image area is determined to be larger than the preset image area.
Preferably, the evaporator of the high-efficiency energy-saving heat pump further comprises:
the alarm module is arranged on the upper support plate;
the control module is connected with the alarm module and is also used for calculating the descaling efficiency of the descaling module, judging whether the descaling efficiency is smaller than the preset descaling efficiency or not, and controlling the alarm module to send an alarm prompt when the descaling efficiency is determined to be smaller than the preset descaling efficiency;
the calculating the descaling efficiency of the descaling module comprises:
the descaling module comprises an electromagnetic separator;
calculating the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator when in work, as shown in the formula (1):
wherein l is the particle size of the scale particles; e is the magnetic induction intensity of the electromagnetic force generated when the electromagnetic separator works; i is the current of the electromagnetic separator during working; alpha is the viscosity coefficient of the scale particles on the inner wall of the heating cavity; r is the heating cavity pipe orifice radius;
calculating the descaling efficiency eta of the descaling module according to the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator during working, wherein the formula (2) is as follows:
wherein T is the descaling duration of the descaling module.
(III) advantageous effects
Compared with the prior art, the invention provides an evaporator of a high-efficiency energy-saving heat pump, which has the following beneficial effects:
1. this energy-efficient heat pump's evaporimeter promotes the push rod through holding the piece and removes for the push rod drives the connecting block and removes, and the connecting block drives the sliding plate through the connecting rod and slides along the slide rail, makes the sliding plate drive the joint board and carries out the joint installation to the evaporimeter, has realized installing fast and dismantling the evaporimeter, has practiced thrift a large amount of time and manpower, has made things convenient for maintenance personal to maintain the evaporimeter, has made things convenient for user's use.
2. This energy-efficient heat pump's evaporimeter uses through the cooperation between first sleeve, L shape linking arm and the clamp, has realized the supplementary fixed to the evaporimeter, has strengthened the fixed effect to the evaporimeter, has improved the fastness of evaporimeter when installing the evaporimeter, has improved the security of evaporimeter, has made things convenient for the user to install and dismantle the evaporimeter.
3. This energy-efficient heat pump's evaporimeter drives the sliding sleeve through adjusting the pole and slides along the guide pillar for the sliding sleeve drives the joint pipe and removes, has realized the regulation to the joint pipe joint state, makes the user adjust the joint state of joint pipe according to the user demand, has made things convenient for user's use.
4. This energy-efficient heat pump's evaporimeter has realized spacing to the sliding plate through the slide rail, has guaranteed the stability of sliding plate when the sliding plate slides, has strengthened the joint effect of joint board, has strengthened the fastness when latch device installs the evaporimeter, has improved the practicality of evaporimeter, has made things convenient for the user to install and dismantle the evaporimeter, has made things convenient for user's use.
Drawings
FIG. 1 and FIG. 2 are schematic structural views of the present invention;
FIG. 3 is a schematic vertical sectional view of a partial structure of the present invention;
FIG. 4 is a schematic view of a latch according to the present invention;
FIG. 5 is a schematic view of an auxiliary fixing device according to the present invention;
FIG. 6 is a block diagram of an evaporator of an efficient energy efficient heat pump according to an embodiment of the present invention;
fig. 7 is a block diagram of an evaporator of an energy efficient heat pump according to yet another embodiment of the present invention.
In the figure: 1. an installation table; 2. an upper support plate; 3. a lower support plate; 4. a thermal insulation board; 5. a coil pipe; 6. a fin; 7. a heating cavity; 8. a liquid inlet; 9. an evaporation chamber; 10. an air outlet; 11. a connecting plate; 12. a clamping device; 1201. an outer housing; 1202. a slide rail; 1203. a sliding plate; 1204. a clamping and connecting plate; 1205. a first return spring; 1206. a connecting rod; 1207. connecting blocks; 1208. a push rod; 1209. a holding block; 13. an auxiliary fixing device; 1301. a first sleeve; 1302. an L-shaped connecting arm; 1303. clamping a hoop; 1304. a second sleeve; 1305. a guide post; 1306. a sliding sleeve; 1307. adjusting a rod; 1308. clamping the connecting pipe; 1309. a top plate; 1310. a second return spring; 14. an image acquisition module; 15. an image preprocessing module; 16. a brightness adjustment module; 17. an image reconstruction module; 18. a descaling module; 19. a control module; 20. and an alarm module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an energy-efficient heat pump's evaporimeter, including mount table 1, extension board 2 and lower support plate 3 are gone up to the top of 1 medial surface of mount table and bottom difference fixedly connected with, the middle part of upper bracket 2 lower surface and the middle part fixed connection heated board 4 of lower support plate 3 upper surface, the inside of heated board 4 is provided with coil pipe 5, fin 6 has all been cup jointed to the left and right sides of coil pipe 5 surface, coil pipe 5's input intercommunication has heating chamber 7, the bottom intercommunication of heating chamber 7 surface has inlet 8, coil pipe 5's output intercommunication has evaporation chamber 9, the top intercommunication of evaporation chamber 9 surface has gas outlet 10, the equal fixedly connected with connecting plate 11 in the left and right sides at the 4 backs of heated board, the back fixedly connected with latch device 12 of connecting plate 11, the middle part of 2 upper surface of.
In order to realize quick installation and disassembly of the evaporator and facilitate maintenance of the evaporator by maintenance personnel, the clamping device 12 comprises an outer shell 1201, slide rails 1202 are arranged in the middle parts of the inner top side wall and the inner bottom side wall of the outer shell 1201, the limit of the slide plate 1203 is realized through the slide rails 1202, the stability of the slide plate 1203 when the slide plate 1203 slides is ensured, the clamping effect of the clamping plate 1204 is enhanced, the firmness of the clamping device 12 when the evaporator is installed is enhanced, the practicability of the evaporator is improved, the installation and disassembly of the evaporator by a user are facilitated, the use of the user is facilitated, the inner side surface of the slide rail 1202 is slidably connected with the slide plate 1203, the middle part of the outer side surface of the slide plate 1203 is fixedly connected with the clamping plate 1204, the middle part of the inner side surface of the slide plate 1203 is fixedly connected with a first return spring 1205, the inner end of the first return spring 1205 is fixedly, the positive top of sliding plate 1203 and the equal fixedly connected with connecting rod 1206 in bottom, the inner fixedly connected with connecting block 1207 of connecting rod 1206, the middle part fixedly connected with push rod 1208 of connecting block 1207 lateral surface, piece 1209 is held to the outer end fixedly connected with of push rod 1208, promote push rod 1208 to remove through holding piece 1209, make push rod 1208 drive connecting block 1207 and remove, connecting block 1207 drives sliding plate 1203 through connecting rod 1206 and slides along slide rail 1202, make sliding plate 1203 drive joint board 1204 and carry out the joint installation to the evaporimeter, realized quick installation and the dismantlement to the evaporimeter, a large amount of time and manpower have been practiced thrift, it maintains the evaporimeter to have made things convenient for maintenance personal, user's use has been made things convenient for.
In order to enhance the firmness of the evaporator during installation and improve the practicability of the evaporator, the auxiliary fixing device 13 comprises a first sleeve 1301, an L-shaped connecting arm 1302 is inserted into the middle of the upper surface of the first sleeve 1301, a hoop 1303 is fixedly connected to the rear side of the lower surface of the L-shaped connecting arm 1302, auxiliary fixing of the evaporator is realized through the cooperation of the first sleeve 1301, the L-shaped connecting arm 1302 and the hoop 1303, the fixing effect of the evaporator is enhanced, the firmness of the evaporator during installation is improved, the safety of the evaporator is improved, a user can conveniently install and detach the evaporator, a second sleeve 1304 is fixedly connected to the middle of the inner side surface of the first sleeve 1301, a guide pillar 1305 is fixedly connected to the middle of the inner bottom side wall of the second sleeve 1304, sliding sleeves 1306 are sleeved on the left side and the right side of the outer surface of the guide pillar 1305, an adjusting rod 1307 is fixedly connected to the front side of the outer surface of the sliding sleeves 1306, the sliding sleeve 1306 is driven by the adjusting rod 1307 to slide along the guide post 1305, so that the sliding sleeve 1306 drives the clamping pipe 1308 to move, the clamping state of the clamping pipe 1308 is adjusted, a user can adjust the clamping state of the clamping pipe 1308 according to the use requirement, the use of the user is facilitated, the clamping pipe 1308 is fixedly connected to the middle of the outer side surface of the sliding sleeve 1306, a top plate 1309 is arranged on the outer side of the first sleeve 1301, a second return spring 1310 is sleeved on the middle of the outer surface of the guide post 1305,
in order to realize the adjustment of the clamping state of the clamping device 12, through grooves are formed in the top and the bottom of the front surface of the outer shell 1201, the width of each through groove is matched with the diameter of the connecting rod 1206, when the clamping state of the clamping device 12 is adjusted, the connecting rod 1206 moves in each through groove, the connecting rod 1206 drives the sliding plate 1203 to slide along the sliding rail 1202, the sliding plate 1203 drives the clamping plate 1204 to move, and the adjustment of the clamping state of the clamping device 12 is realized.
In order to realize clamping fixation of the evaporator, the middle of the outer side surface of the outer shell 1201 is provided with a slot, the width of the slot is matched with that of the clamping plate 1204, when the evaporator is clamped and fixed, the clamping plate 1204 moves in the slot, and the clamping plate 1204 is inserted into a slot arranged on the heat pump through the slot.
In order to realize the adjustment of the clamping state of the clamping device 12, the sliding rail 1202 is I-shaped, the left side and the right side of the outer side surface of the sliding rail 1202 are both provided with mounting holes, when the clamping state of the clamping device 12 is adjusted, the sliding plate 1203 slides along the sliding rail 1202, the sliding plate 1203 drives the clamping plate 1204 to move, and the adjustment of the clamping state of the clamping device 12 is realized.
According to the invention, in order to facilitate the user to adjust the clamping state of the clamping pipe 1308, the outer surface of the adjusting rod 1307 is sleeved with the wrapping layer, the wrapping layer is made of rubber, the outer surface of the wrapping layer is provided with anti-slip lines, the wrapping layer increases the friction force between the palm of the user and the adjusting rod 1307, reduces the probability of the phenomenon of hand release, and facilitates the user to adjust the clamping state of the clamping pipe 1308.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the evaporator clamping device is used, an installer pushes a push rod 1208 to move inwards through a holding block 1209, the push rod 1208 pushes a connecting block 1207 to move inwards, the connecting block 1207 drives a sliding plate 1203 to slide inwards along a sliding rail 1202 through a connecting rod 1206, the sliding plate 1203 drives a clamping plate 1204 to move inwards of an outer shell 1201, after the clamping plate 1204 enters the outer shell 1201, the installer inserts the outer shell 1201 into a slot formed in a heat pump, after the insertion is finished, the holding block 1209 is loosened, the sliding plate 1203 slides outwards along the sliding rail 1202 under the action of a first return spring 1205, the sliding plate 1203 drives the clamping plate 1204 to be inserted into a clamping slot formed in the heat pump, clamping installation of the evaporator is achieved, after the installation is finished, the installer adjusts the height of an L-shaped connecting arm 1302 according to use requirements, and pushes a sliding sleeve 1306 to slide inwards along a guide post 1305 through an adjusting rod 1307, sliding sleeve 1306 drives clamping pipe 1308 to move towards the inner side, disconnection clamping pipe 1308 limits the position between first sleeve 1301 and L-shaped connecting arm 1302, after disconnection, an installer adjusts the height of L-shaped connecting arm 1302 inside first sleeve 1301, after adjustment is completed, adjusting rod 1307 is loosened, sliding sleeve 1306 slides towards the outer side along guide pillar 1305 under the action of second return spring 1310, sliding sleeve 1306 drives clamping pipe 1308 to move towards the outer side, clamping pipe 1308 limits first sleeve 1301 and L-shaped connecting arm 1302, clamping hoop 1303 clamps with a fixing rod arranged on a heat pump, and auxiliary fixing of an evaporator is achieved.
In conclusion, this energy-efficient heat pump's evaporimeter promotes the push rod 1208 to remove through holding piece 1209 for push rod 1208 drives connecting block 1207 and removes, connecting block 1207 drives sliding plate 1203 through connecting rod 1206 and slides along slide rail 1202, make sliding plate 1203 drive joint board 1204 and carry out the joint installation to the evaporimeter, realized quick installation and the dismantlement to the evaporimeter, a large amount of time and manpower have been practiced thrift, it maintains to the evaporimeter to have made things convenient for maintenance personal, user's use has been made things convenient for.
This energy-efficient heat pump's evaporimeter uses through the cooperation between first sleeve 1301, L shape linking arm 1302 and the clamp 1303, has realized the supplementary fixed to the evaporimeter, has strengthened the fixed effect to the evaporimeter, has improved the fastness of evaporimeter when installing the evaporimeter, has improved the security of evaporimeter, has made things convenient for the user to install and dismantle the evaporimeter.
This energy-efficient heat pump's evaporimeter drives sliding sleeve 1306 through adjusting pole 1307 and slides along guide pillar 1305 for sliding sleeve 1306 drives joint pipe 1308 and removes, has realized the regulation to joint pipe 1308 joint state, makes the user adjust the joint state of joint pipe 1308 according to the user demand, has made things convenient for user's use.
This energy-efficient heat pump's evaporimeter has realized spacing to sliding plate 1203 through slide rail 1202, has guaranteed the stability of sliding plate 1203 when sliding plate 1203 slides, has strengthened joint board 1204's joint effect, has strengthened the fastness when latch device 12 is installed the evaporimeter, has improved the practicality of evaporimeter, has made things convenient for the user to install and dismantle the evaporimeter, has made things convenient for user's use.
As shown in fig. 6, the present invention provides a technical solution, wherein the evaporator of the high-efficiency energy-saving heat pump further comprises: the system comprises an image acquisition module 14, an image preprocessing module 15, a brightness adjusting module 16, an image reconstruction module 17, a descaling module 18 and a control module 19; wherein,
the image acquisition module 14 is arranged in the heating cavity, and is used for acquiring a first image in the heating cavity and sending the first image to the image preprocessing module 15;
the image preprocessing module 15 is connected to the image acquisition module 14, and is configured to receive the first image sent by the image acquisition module 14, perform image graying processing, perform adaptive median filtering processing on the grayed first image, obtain a second image, and send the second image to the brightness adjustment module 16;
the brightness adjusting module 16 is connected to the image preprocessing module 15, and is configured to receive the second image sent by the image preprocessing module 15, perform feature extraction according to the second image, extract a brightness value of each pixel point in the second image, and respectively determine whether the brightness value of each pixel point is within a preset brightness value range;
when the brightness value of the pixel point is determined to be within a preset brightness value range, reserving the pixel point to obtain a first effective pixel point;
when the brightness value of the pixel point is determined not to be within the preset brightness value range, the pixel point is correspondingly processed according to a preset rule so that the brightness value of the pixel point after corresponding processing is within the preset brightness value range, and a second effective pixel point is obtained;
the image reconstruction module 17 is connected to the brightness adjustment module 16, and configured to perform an image reconstruction operation according to the first effective pixel point and the second effective pixel point obtained by the brightness adjustment module 16, obtain a third image, and send the third image to the control module 19;
the descaling module 18 is arranged in the heating cavity;
the control module 19 is respectively connected to the image reconstruction module 17 and the descaling module 18, and is configured to:
receiving a third image sent by the image reconstruction module 17, performing image segmentation on the third image to obtain a plurality of sub-third images, respectively matching the plurality of sub-third images with a preset standard image, calculating to obtain a plurality of image matching degrees, calculating the sum of image areas of all sub-third images with the image matching degrees smaller than the preset image matching degrees to obtain the total image area, judging whether the total image area is larger than the preset image area, and controlling the descaling module 18 to descale the heating cavity when determining that the total image area is larger than the preset image area.
The working principle of the scheme is as follows: the image acquisition module 14 is used for acquiring a first image inside the heating cavity and sending the first image to the image preprocessing module 15; the image preprocessing module 15 is configured to receive the first image sent by the image acquisition module 14, perform image graying processing, perform adaptive median filtering processing on the first image subjected to image graying processing, obtain a second image, and send the second image to the brightness adjustment module 16; the brightness adjusting module 16 is configured to receive the second image sent by the image preprocessing module 15, perform feature extraction according to the second image, extract a brightness value of each pixel point in the second image, and respectively determine whether the brightness value of each pixel point is within a preset brightness value range; when the brightness value of the pixel point is determined to be within a preset brightness value range, reserving the pixel point to obtain a first effective pixel point; when the brightness value of the pixel point is determined not to be within the preset brightness value range, the pixel point is correspondingly processed according to a preset rule so that the brightness value of the pixel point after corresponding processing is within the preset brightness value range, and a second effective pixel point is obtained; when the brightness value corresponding to the second pixel point is smaller than the minimum value of the preset brightness value range, performing enhancement processing on the second pixel point (increasing the brightness value of the pixel point) to obtain a second effective pixel point; when the brightness value corresponding to the second pixel point is larger than the maximum value of the preset brightness value range, performing correction processing on the second pixel point (reducing the brightness value of the pixel point) to obtain a second effective pixel point; the image reconstruction module 17 is configured to perform an image reconstruction operation according to the first effective pixel point and the second effective pixel point obtained by the brightness adjustment module 16, obtain a third image, and send the third image to the control module 19; the control module 19 is configured to receive the third image sent by the image reconstruction module 17, perform image segmentation on the third image to obtain a plurality of sub-third images, match the plurality of sub-third images with a preset standard image respectively, calculate a plurality of image matching degrees, calculate a sum of image areas of all sub-third images whose image matching degrees are smaller than the preset image matching degrees to obtain a total image area, determine whether the total image area is larger than the preset image area, and control the descaling module 18 to descale the heating chamber when it is determined that the total image area is larger than the preset image area, where the preset standard image is a clean, impurity-free heating chamber inner wall image whose length and width are consistent with the plurality of sub-third images.
The beneficial effect of above-mentioned scheme: the heating cavity is the most important device influencing the working efficiency of the evaporator, and the scale in the heating cavity is an important factor influencing the heating efficiency of the heating cavity, so that the scale in the heating cavity is indispensable to be detected and removed; the image preprocessing module is used for receiving the first image sent by the image acquisition module and performing image graying processing to avoid image banding distortion, and the first image subjected to the image graying processing is subjected to adaptive median filtering processing to suppress pulse interference level salt and pepper noise; the brightness adjusting module 16 is configured to receive the second image sent by the image preprocessing module, perform feature extraction according to the second image, extract a brightness value of each pixel point in the second image, and respectively determine whether the brightness value of each pixel point is within a preset brightness value range; when the brightness value of the pixel point is determined to be within a preset brightness value range, reserving the pixel point to obtain a first effective pixel point; when the brightness value of the pixel point is determined not to be within the preset brightness value range, the pixel point is correspondingly processed according to a preset rule so that the brightness value of the correspondingly processed pixel point is within the preset brightness value range, a second effective pixel point is obtained, the definition of a second image is improved, and the accuracy of the contrast with the preset image is improved; the image reconstruction module is used for executing image reconstruction operation according to the first effective pixel points and the second effective pixel points acquired by the brightness adjustment module, and a reconstructed third image is a finally processed image and is convenient to compare with a preset image; the control module receives the third image sent by the image reconstruction module 17, performs image segmentation on the third image to obtain a plurality of sub-third images, respectively matches the plurality of sub-third images with a preset standard image, calculates a plurality of image matching degrees, calculates the sum of the image areas of all sub-third images with the image matching degrees smaller than the preset image matching degrees to obtain the total image area, judges whether the total image area is larger than the preset image area, controls the descaling module to descale the heating cavity when determining that the total image area is larger than the preset image area, divides the image to enable the comparison result to be more accurate, the total area is larger than the preset area, namely the scale area is larger, controls the descaling module to descale the heating cavity to ensure the heating efficiency of the heating cavity, thereby ensuring the working efficiency of the evaporator.
As shown in fig. 7, the present invention provides a solution, wherein the evaporator of the high efficiency energy saving heat pump further comprises:
the alarm module 20 is arranged on the upper support plate 2;
the control module 19 is connected with the alarm module 20, and is further configured to calculate a descaling efficiency of the descaling module 18, determine whether the descaling efficiency is smaller than a preset descaling efficiency, and control the alarm module 20 to send an alarm prompt when it is determined that the descaling efficiency is smaller than the preset descaling efficiency;
the calculating the descaling efficiency of the descaling module 18 comprises:
the descaling module 18 comprises an electromagnetic separator;
calculating the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator when in work, as shown in the formula (1):
wherein l is the particle size of the scale particles; e is the magnetic induction intensity of the electromagnetic force generated when the electromagnetic separator works; i is the current of the electromagnetic separator during working; alpha is the viscosity coefficient of the scale particles on the inner wall of the heating cavity; r is the heating cavity pipe orifice radius;
calculating the descaling efficiency η of the descaling module 18 according to the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator during operation, as shown in the formula (2):
wherein T is the descaling duration of the descaling module 18.
The working principle of the scheme is as follows: in order to ensure the descaling efficiency of the descaling module, the control module is further configured to calculate the descaling efficiency of the descaling module and determine whether the descaling efficiency is smaller than a preset descaling efficiency, and when it is determined that the descaling efficiency is smaller than the preset descaling efficiency, the control module controls the alarm module 20 to send an alarm prompt.
The beneficial effect of above-mentioned scheme: when the control module calculates the descaling efficiency of the descaling module, the factors such as the particle size of scale particles, the magnetic induction intensity of electromagnetic force generated by the electromagnetic separator during working, the radius of a heating cavity pipe orifice, the descaling time of the descaling module, the viscosity coefficient of the scale particles on the inner wall of the heating cavity and the like are considered, so that the calculated descaling efficiency is more accurate, the accuracy of judging the descaling efficiency and the preset descaling efficiency is improved, when the descaling efficiency is smaller than the preset descaling efficiency, the control alarm module sends out an alarm prompt to remind a worker to check whether the electromagnetic separator is damaged or not in time, and when the electromagnetic separator is determined to be damaged, the descaling module is maintained in time to ensure the descaling efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an energy-efficient heat pump's evaporimeter, includes mount table (1), its characterized in that: the top and the bottom of the inner side surface of the mounting table (1) are respectively fixedly connected with an upper support plate (2) and a lower support plate (3), the middle of the lower surface of the upper support plate (2) and the middle of the upper surface of the lower support plate (3) are fixedly connected with a heat insulation plate (4), a coil (5) is arranged inside the heat insulation plate (4), fins (6) are sleeved on the left side and the right side of the outer surface of the coil (5), the input end of the coil (5) is communicated with a heating cavity (7), the bottom of the outer surface of the heating cavity (7) is communicated with a liquid inlet (8), the output end of the coil (5) is communicated with an evaporation cavity (9), the top of the outer surface of the evaporation cavity (9) is communicated with a gas outlet (10), the left side and the right side of the back surface of the heat insulation plate (4), and an auxiliary fixing device (13) is arranged in the middle of the upper surface of the upper support plate (2).
2. The evaporator of a high efficiency energy saving heat pump according to claim 1, characterized in that: clamping device (12) include shell body (1201), the middle part of top lateral wall and interior bottom lateral wall all is provided with slide rail (1202) in shell body (1201), the medial surface sliding connection of slide rail (1202) has sliding plate (1203), the middle part fixedly connected with joint board (1204) of sliding plate (1203) lateral surface, the first return spring (1205) of middle part fixedly connected with of sliding plate (1203) medial surface, the inner of first return spring (1205) and the middle part fixed connection of shell body (1201) medial surface, the positive top of sliding plate (1203) and the equal fixedly connected with connecting rod (1206) in bottom, the inner fixedly connected with connecting block (1207) of connecting rod (1206), the middle part fixedly connected with push rod (1208) of connecting block (1207) lateral surface, the outer end fixedly connected with of push rod (1208) holds piece (1209.
3. The evaporator of a high efficiency energy saving heat pump according to claim 1, characterized in that: the auxiliary fixing device (13) comprises a first sleeve (1301), an L-shaped connecting arm (1302) is inserted into the middle of the upper surface of the first sleeve (1301), a hoop (1303) is fixedly connected to the rear side of the lower surface of the L-shaped connecting arm (1302), a second sleeve (1304) is fixedly connected to the middle of the inner side surface of the first sleeve (1301), a guide pillar (1305) is fixedly connected to the middle of the inner bottom side wall of the second sleeve (1304), sliding sleeves (1306) are sleeved on the left side and the right side of the outer surface of the guide pillar (1305), an adjusting rod (1307) is fixedly connected to the front side of the outer surface of each sliding sleeve (1306), a clamping pipe (1308) is fixedly connected to the middle of the outer side surface of each sliding sleeve (1306), a top plate (1309) is arranged on the outer side of the first sleeve (1301), and a.
4. The evaporator of a high efficiency energy saving heat pump according to claim 2, characterized in that: the positive top and the bottom of shell body (1201) all have seted up logical groove, lead to the width of groove and the diameter looks adaptation of connecting rod (1206).
5. The evaporator of a high efficiency energy saving heat pump according to claim 2, characterized in that: the middle of the outer side surface of the outer shell (1201) is provided with a slot, and the width of the slot is matched with that of the clamping plate (1204).
6. The evaporator of a high efficiency energy saving heat pump according to claim 2, characterized in that: the slide rail (1202) is I-shaped, and mounting holes are formed in the left side and the right side of the outer side face of the slide rail (1202).
7. The evaporator of a high efficiency energy saving heat pump according to claim 1, characterized in that: the outer surface of the adjusting rod (1307) is sleeved with a wrapping layer, the wrapping layer is made of rubber, and anti-skid grains are arranged on the outer surface of the wrapping layer.
8. The evaporator of a high efficiency energy saving heat pump according to claim 1, characterized in that: further comprising: the device comprises an image acquisition module (14), an image preprocessing module (15), a brightness adjusting module (16), an image reconstruction module (17), a descaling module (18) and a control module (19); wherein,
the image acquisition module (14) is arranged in the heating cavity and used for acquiring a first image in the heating cavity and sending the first image to the image preprocessing module (15);
the image preprocessing module (15) is connected with the image acquisition module (14) and is used for receiving the first image sent by the image acquisition module (14) to perform image graying processing, performing adaptive median filtering processing on the first image subjected to the image graying processing to obtain a second image and sending the second image to the brightness adjustment module (16);
the brightness adjusting module (16) is connected to the image preprocessing module (15) and configured to receive a second image sent by the image preprocessing module (15), perform feature extraction according to the second image, extract a brightness value of each pixel point in the second image, and respectively determine whether the brightness value of each pixel point is within a preset brightness value range;
when the brightness value of the pixel point is determined to be within a preset brightness value range, reserving the pixel point to obtain a first effective pixel point;
when the brightness value of the pixel point is determined not to be within the preset brightness value range, the pixel point is correspondingly processed according to a preset rule so that the brightness value of the pixel point after corresponding processing is within the preset brightness value range, and a second effective pixel point is obtained;
the image reconstruction module (17) is connected with the brightness adjustment module (16) and is used for executing image reconstruction operation according to the first effective pixel points and the second effective pixel points acquired by the brightness adjustment module (16) to obtain a third image and sending the third image to the control module (19);
the descaling module (18) is arranged in the heating cavity;
the control module (19) is respectively connected with the image reconstruction module (17) and the descaling module (18) and is used for:
receiving a third image sent by the image reconstruction module (17), carrying out image segmentation on the third image to obtain a plurality of sub third images, respectively matching the plurality of sub third images with a preset standard image, calculating to obtain a plurality of image matching degrees, calculating the sum of image areas of all sub third images with the image matching degrees smaller than the preset image matching degrees to obtain the total image area, judging whether the total image area is larger than the preset image area, and controlling the descaling module (18) to descale the heating cavity when determining that the total image area is larger than the preset image area.
9. The evaporator of a high efficiency energy saving heat pump according to claim 8, characterized in that: further comprising:
the alarm module (20) is arranged on the upper support plate (2);
the control module (19) is connected with the alarm module (20), and is further used for calculating the descaling efficiency of the descaling module (18), judging whether the descaling efficiency is smaller than the preset descaling efficiency, and controlling the alarm module (20) to send an alarm prompt when the descaling efficiency is determined to be smaller than the preset descaling efficiency;
the calculating a descaling efficiency of the descaling module (18) comprises:
the descaling module (18) comprises an electromagnetic separator;
calculating the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator when in work, as shown in the formula (1):
wherein l is the particle size of the scale particles; e is the magnetic induction intensity of the electromagnetic force generated when the electromagnetic separator works; i is the current of the electromagnetic separator during working; alpha is the viscosity coefficient of the scale particles on the inner wall of the heating cavity; r is the heating cavity pipe orifice radius;
calculating the descaling efficiency eta of the descaling module (18) according to the moving speed V of the scale particles under the action of the electromagnetic force generated by the electromagnetic separator during working, as shown in the formula (2):
wherein T is the descaling duration of the descaling module (18).
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| CN202010979698.1A CN112066603A (en) | 2020-09-17 | 2020-09-17 | Evaporator of high-efficiency energy-saving heat pump |
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| CN202010979698.1A CN112066603A (en) | 2020-09-17 | 2020-09-17 | Evaporator of high-efficiency energy-saving heat pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838580A (en) * | 2022-05-14 | 2022-08-02 | 黄山徽工智造节能设备有限公司 | Air energy heat pump dryer |
| CN116817492A (en) * | 2023-07-24 | 2023-09-29 | 江苏嘉泰蒸发设备股份有限公司 | Evaporator data processing method and system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011047528A (en) * | 2009-08-25 | 2011-03-10 | Mayekawa Mfg Co Ltd | Evaporation type condenser, cooling device, and scale removing method of the evaporation type condenser |
| CN203364655U (en) * | 2012-12-27 | 2013-12-25 | 天津森宇科技发展有限公司 | Household heating pipeline descaling device based on ultrasonic wave |
| CN207146907U (en) * | 2017-08-18 | 2018-03-27 | 山东阿尔普尔节能装备有限公司 | A kind of efficient air source water heater |
| CN211158623U (en) * | 2019-10-29 | 2020-08-04 | 苏州威尔博机械有限公司 | High-efficiency energy-saving evaporator |
| CN211328184U (en) * | 2019-09-10 | 2020-08-25 | 鞍山阳天冶金能源技术有限公司 | Evaporator for chemical liquid product |
-
2020
- 2020-09-17 CN CN202010979698.1A patent/CN112066603A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011047528A (en) * | 2009-08-25 | 2011-03-10 | Mayekawa Mfg Co Ltd | Evaporation type condenser, cooling device, and scale removing method of the evaporation type condenser |
| CN203364655U (en) * | 2012-12-27 | 2013-12-25 | 天津森宇科技发展有限公司 | Household heating pipeline descaling device based on ultrasonic wave |
| CN207146907U (en) * | 2017-08-18 | 2018-03-27 | 山东阿尔普尔节能装备有限公司 | A kind of efficient air source water heater |
| CN211328184U (en) * | 2019-09-10 | 2020-08-25 | 鞍山阳天冶金能源技术有限公司 | Evaporator for chemical liquid product |
| CN211158623U (en) * | 2019-10-29 | 2020-08-04 | 苏州威尔博机械有限公司 | High-efficiency energy-saving evaporator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838580A (en) * | 2022-05-14 | 2022-08-02 | 黄山徽工智造节能设备有限公司 | Air energy heat pump dryer |
| CN114838580B (en) * | 2022-05-14 | 2023-01-17 | 黄山徽工智造节能设备有限公司 | Air energy heat pump dryer |
| CN116817492A (en) * | 2023-07-24 | 2023-09-29 | 江苏嘉泰蒸发设备股份有限公司 | Evaporator data processing method and system |
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Application publication date: 20201211 |