CN116793730B - Dual-system condensation amount test equipment for air conditioner condenser - Google Patents
Dual-system condensation amount test equipment for air conditioner condenser Download PDFInfo
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- CN116793730B CN116793730B CN202311069265.2A CN202311069265A CN116793730B CN 116793730 B CN116793730 B CN 116793730B CN 202311069265 A CN202311069265 A CN 202311069265A CN 116793730 B CN116793730 B CN 116793730B
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- 230000005494 condensation Effects 0.000 title claims abstract description 37
- 238000009833 condensation Methods 0.000 title claims abstract description 37
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000005057 refrigeration Methods 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 abstract description 39
- 239000007788 liquid Substances 0.000 abstract description 17
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 238000005192 partition Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- Air Conditioning Control Device (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a double-system condensation amount test device of an air conditioner condenser, which relates to the technical field of condensation tests of air conditioner condensers and comprises the following components: test bench, test subassembly, coupling assembling and detection component. When the air conditioner is used, the first electromagnetic valve is opened, the second electromagnetic valve is closed, the first manual butterfly valve of the U-shaped pipe is opened, the second manual butterfly valve is closed, the air compressor compresses the gaseous refrigerant to enter the rear condenser main body to cool, the gaseous refrigerant is converted into the liquid refrigerant, the liquid refrigerant enters the expansion valve through the second connecting pipe, the refrigerant enters the evaporator through the fixing pipe, the liquid refrigerant is converted into the gaseous state to cool, the first electromagnetic valve is closed, the second electromagnetic valve is opened, the first manual butterfly valve is closed, the second manual butterfly valve is opened, the gaseous refrigerant enters the front condenser main body through the second electromagnetic valve, and test detection is performed.
Description
Technical Field
The invention relates to the technical field of air conditioner condenser condensation tests, in particular to an air conditioner condenser dual-system condensation amount test device.
Background
The condenser, i.e. the outdoor heat exchanger, is a high-pressure device of the system during refrigeration, is arranged between the exhaust port of the compressor and the throttling device (capillary tube or electronic expansion valve), and high-temperature and high-pressure gas (freon) discharged from the air conditioner compressor enters the condenser and is cooled by heat dissipation of copper tubes and aluminum foil sheets. The double-system condensation of the air-conditioning condenser refers to a method for condensing by using two condensers in one air-conditioning system at the same time, generally, the air-conditioning system only uses one condenser for condensation, and the other condenser is in a standby state, and when one condenser fails or needs to be maintained, the condenser can be switched to the standby condenser so as to ensure the normal operation of the system. The cooling effect of the double-system condenser in actual operation can be known by testing the condensation amount of the double-system condenser, so that the performance of the double-system condenser can be evaluated and optimized.
In the prior art, before the air conditioner condenser is actually used, the air conditioner condenser needs to be tested through test equipment, and the working performance or the working efficiency of the air conditioner condenser is detected, but the existing air conditioner condenser condensation test equipment can only test one condenser in the use process, after the test is finished, the air conditioner condenser needs to be disassembled, then the next condenser is replaced for the test, so that the mode is complex, the consumed time is more, and the working efficiency is poor.
So we propose a double-system condensation amount test device for an air conditioner condenser so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide double-system condensation amount test equipment for an air conditioner condenser, which aims to solve the problems that the existing condensation test equipment for the air conditioner condenser provided by the background technology can only test one condenser at a time in the use process, and when the test is finished, the existing condensation test equipment needs to be disassembled and then replaced with the next condenser for test detection, so that the mode is complicated, the consumed time is more, and the working efficiency is poor.
In order to achieve the above purpose, the present invention provides the following technical solutions: an air conditioner condenser dual system condensation amount test device, comprising: the device comprises a test bed, a test assembly, a connecting assembly and a detection assembly, wherein the top of the test bed, which is close to the front surface and the rear surface, is provided with a condenser main body; the adjustable assembly comprises a first connecting pipe, one end fixedly connected with shunt pipe of first connecting pipe, the surface that the shunt pipe is close to both ends is equal fixed mounting has first fixed plate, one of them the inside of first fixed plate is provided with first temperature sensor, another the inside of first fixed plate is provided with second temperature sensor, the surface of shunt pipe is close to first temperature sensor department and is provided with first solenoid valve, the surface of shunt pipe is close to second temperature sensor department and is provided with the second solenoid valve.
Preferably, the detection component comprises a U-shaped pipe, the outer surfaces of the U-shaped pipe, which are close to two ends, are respectively provided with a flowmeter, a second connecting pipe is fixedly connected to the center of the outer surface of the U-shaped pipe, a refrigerating box is fixedly installed at the top of the test bed, which is close to one side, a data collector is arranged at the top of the refrigerating box, and a controller is arranged on the front surface of the refrigerating box, which is close to one side.
Preferably, the air outlet is formed in the front surface of the refrigerating box, which is close to the other side, the front surface of the air outlet is fixedly connected with the air collecting cover, the front surface of the air collecting cover is fixedly communicated with the air outlet pipe, the second fixing plate is fixedly arranged on the outer surface of the air outlet pipe, a third temperature sensor is arranged in the second fixing plate, and one end of the second connecting pipe is fixedly penetrated into the refrigerating box.
Preferably, the test assembly comprises an air compressor, the input end of the air compressor is fixedly connected with a runner pipe, an evaporator is arranged at the top of the test bed close to one side, the input end of the evaporator is fixedly connected with a fixed pipe, one end of the fixed pipe is provided with an expansion valve, one end of a second connecting pipe is fixedly connected with the input end of the expansion valve, and a blower is arranged at the center of the rear surface wall of the refrigeration box.
Preferably, the connecting assembly is provided with four, four the connecting assembly all includes the extension pipe, and two wherein the extension pipe is close to the surface of one end and all is provided with pressure sensor, four the extension pipe is close to the surface of the other end and all movable sleeve is equipped with the rotation cover, four the one end of rotation cover is all fixed to be linked together and is provided with threaded sleeve, four the rotation groove has all been seted up to one side inner wall of rotation cover, four the inside of rotation groove is all movably inlayed and is equipped with annular rotating block, four the surface of extension pipe is movable respectively to be inlayed and is established in the inside of four annular rotating blocks.
Preferably, the outer surfaces of the four extension pipes are movably sleeved with springs, the outer surfaces of the four extension pipes are fixedly provided with fixing rings, limiting plates are fixedly arranged on the outer surfaces of the four extension pipes close to the fixing rings, the outer surfaces of the limiting plates are respectively contacted with one outer surface of each of the four annular rotating blocks, one ends of the four springs are respectively fixedly arranged on one outer surface of each of the four annular rotating blocks, and the other ends of the four springs are respectively fixedly arranged on the outer surfaces of the four fixing rings.
Preferably, the baffle plates are fixedly installed on the inner walls of the four extension pipes close to the other ends, sealing rings are fixedly connected to the outer surfaces of one sides of the baffle plates, the output ends of the two condenser main bodies are respectively contacted with the outer surfaces of the two sealing rings, the input ends of the two condenser main bodies are respectively contacted with the outer surfaces of the other two sealing rings, the folding telescopic pipes are fixedly connected to one ends of the four extension pipes, and one ends of the two folding telescopic pipes are respectively fixedly connected with the two ends of the shunt pipes.
Preferably, the other two ends of the folding telescopic pipe are fixedly connected with two ends of the U-shaped pipe respectively, wherein the positions, close to the pressure sensors, of the outer surfaces of the two extension pipes are fixedly provided with movable supporting frames, the inner walls of the two threaded sleeves are in threaded connection with the outer surfaces of the output ends of the two condenser main bodies respectively, and the inner parts of the other two threaded sleeves are in threaded connection with the outer surfaces of the input ends of the two condenser main bodies respectively.
Preferably, one end of the flow pipe is fixedly penetrated into the refrigeration box, one end of the flow pipe is fixedly connected with the output end of the evaporator, clamping plates are mounted on the outer surfaces of two sides of the evaporator through bolts, the rear surfaces of the two clamping plates are fixedly mounted on the rear surface wall of the refrigeration box, and the bottom of the air compressor is mounted on the top of the test bed close to the other side through screws.
Preferably, the other end of the first connecting pipe is fixedly connected with the output end of the air compressor, the partition plate is fixedly arranged on the inner wall of the refrigeration box, one end of the fixing pipe fixedly penetrates through the outer surface of the partition plate, the mounting plate is fixedly arranged on the outer surface of the expansion valve, two clamping plates are arranged at the top of the mounting plate through screws, and one side of the mounting plate is fixedly arranged on the outer surface of the partition plate.
Compared with the prior art, the invention has the beneficial effects that:
1. when the air conditioner is used, the controller is started, the first electromagnetic valve is closed, the second electromagnetic valve is closed, the first manual butterfly valve of the U-shaped pipe is opened, the second manual butterfly valve is closed, the air compressor compresses gaseous refrigerant to enter the shunt pipe through the first connecting pipe, the air compressor enters the rear condenser main body through the folding telescopic pipe and the extending pipe to cool, the air compressor turns into liquid refrigerant, then the liquid refrigerant enters the U-shaped pipe through the extending pipe and the folding telescopic pipe, the second connecting pipe is used for entering the expansion valve, the refrigerant enters the evaporator through the fixing pipe, the refrigerant is enabled to turn into gas state from liquid state to cool, the air conditioner blows cold air into the air collecting cover through the air outlet pipe under the blowing of the blower, finally the cold air is blown out through the air outlet pipe, then the first electromagnetic valve is closed, the second electromagnetic valve is opened, the first manual butterfly valve is closed, the second manual butterfly valve is opened, the air refrigerant is enabled to enter the front condenser main body through the second electromagnetic valve, the test process is repeated, the front condenser main body is tested, the two condenser main bodies are tested, the two condenser main bodies can be tested through the adjustable components, repeated disassembly and the time is saved, and the work efficiency is improved.
2. When the device is used, the first temperature sensor and the second temperature sensor are used for detecting the temperature of one end of the shunt pipe respectively, the third temperature sensor is used for detecting cold air temperature and transmitting temperature data to the data acquisition device, two groups of temperature differences are detected, condensation effects of the two condenser main bodies can be compared, accordingly, the working efficiency of the two condenser main bodies is compared, when the cold air temperature detected by the third temperature sensor is lower, the larger the condensation amount of the condenser main bodies is, in the test process, the pressure sensor and the flow meter are used for detecting pressure and detecting flow respectively, a worker can evaluate whether the refrigeration effect and the refrigeration performance of the corresponding condenser main bodies are normal according to the fact that whether the pressure value changes are in line or not, when the detected flow value is larger, the fact that the heat exchange efficiency of the condenser main bodies is poor is shown (in refrigeration cycle, the refrigerant absorbs and releases heat through evaporation and condensation in two processes, when the flow rate of the refrigerant is increased, the flow rate of the refrigerant in the condenser is accelerated, the heat exchange time is shortened, the heat exchange efficiency of the condenser is reduced, in addition, when the flow rate of the gaseous refrigerant is too large, the refrigerant flows along with the flow of the condenser liquid drops, and the heat exchange efficiency of the condenser is not fully estimated, and the heat exchange efficiency of the condenser main bodies can not be fully cooled by the condenser pipe.
3. During the use, through reverse rotation rotating sleeve, drive screw sleeve reverse rotation, leave from the output of condenser main part outside, the spring that is extruded simultaneously is expanded gradually, will rotate sleeve and screw sleeve spacing at the extension pipe surface, promote the removal support frame afterwards for the extension pipe separates with the output of condenser main part gradually, repeats above-mentioned operation, upwards promotes the extension pipe of input, separates with the input, can dismantle the condenser main part, and is comparatively convenient.
Drawings
FIG. 1 is a front perspective view of a dual system condensation test apparatus for an air conditioner condenser according to the present invention;
FIG. 2 is a side perspective view of a dual system condensation test apparatus for an air conditioner condenser according to the present invention;
FIG. 3 is a structural development perspective view of an adjustable assembly in an air conditioner condenser dual system condensation amount test apparatus according to the present invention;
FIG. 4 is a structural development perspective view of a first fixing plate in an air conditioner condenser dual-system condensation amount test device according to the present invention;
FIG. 5 is a structural development perspective view of a connection assembly in an air conditioner condenser dual system condensation amount test apparatus according to the present invention;
FIG. 6 is a cross-sectional, expanded perspective view of a connection assembly of the dual system condensation amount testing apparatus for an air conditioner according to the present invention;
FIG. 7 is a structural development perspective view of a detection assembly in an air conditioner condenser dual-system condensation amount test device according to the present invention;
FIG. 8 is a cross-sectional, expanded perspective view of the structure of a refrigeration cassette in an air conditioner condenser dual system condensation amount test apparatus according to the present invention;
FIG. 9 is a cross-sectional, expanded perspective view of another angular configuration of a refrigeration cassette in an air conditioner condenser dual system condensation amount test apparatus according to the present invention.
In the figure: 1. a test bed; 2. a test assembly; 201. an air compressor; 202. a flow pipe; 203. a blower; 204. a fixed tube; 205. an expansion valve; 206. a mounting plate; 207. a clamping plate; 208. an evaporator; 3. an adjustable assembly; 301. a first connection pipe; 302. a shunt; 303. a first electromagnetic valve; 304. a first fixing plate; 305. a first temperature sensor; 306. a second electromagnetic valve; 307. a second temperature sensor; 4. a condenser main body; 5. a connection assembly; 501. an extension tube; 502. a movable sleeve; 503. a threaded sleeve; 504. folding the telescopic pipe; 505. a fixing ring; 506. a spring; 507. a rotating groove; 508. an annular rotating block; 509. a limiting plate; 510. a seal ring; 511. a baffle; 6. a detection assembly; 601. a U-shaped tube; 602. a flow meter; 603. a second connection pipe; 7. a refrigeration box; 8. a data collector; 9. a controller; 10. a wind collecting hood; 11. an air outlet pipe; 12. a third temperature sensor; 13. a pressure sensor; 14. moving the support frame; 15. an air outlet; 16. a second fixing plate; 17. a partition board.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: an air conditioner condenser dual system condensation amount test device, comprising: the test bench 1, the test assembly 2, the connecting assembly 5 and the detecting assembly 6 are arranged on the top of the test bench 1, which is close to the front surface and the rear surface, respectively; the adjustable assembly 3, the adjustable assembly 3 includes first connecting pipe 301, the one end fixedly connected with shunt tubes 302 of first connecting pipe 301, the surface that shunt tubes 302 are close to both ends is all fixed mounting has first fixed plate 304, the inside of one of them first fixed plate 304 is provided with first temperature sensor 305, the inside of another first fixed plate 304 is provided with second temperature sensor 307, the surface of shunt tubes 302 is close to first temperature sensor 305 department and is provided with first solenoid valve 303, the surface of shunt tubes 302 is close to second temperature sensor 307 department and is provided with second solenoid valve 306.
Meanwhile, according to the illustrations of fig. 1-2 and 7, the detection assembly 6 comprises a U-shaped pipe 601, the outer surfaces of the U-shaped pipe 601, which are close to two ends, are respectively provided with a flowmeter 602, a second connecting pipe 603 is fixedly connected to the center of the outer surface of the U-shaped pipe 601, a refrigeration box 7 is fixedly installed at the top of one side, which is close to the test stand 1, a data collector 8 is arranged at the top of the refrigeration box 7, a controller 9 is arranged on the front surface of one side, which is close to the refrigeration box 7, of the refrigeration box, data conveyed by the first temperature sensor 305, the second temperature sensor 307 and the third temperature sensor 12 can be received through the data collector 8, temperature differences are calculated, condensation effects of the two condenser main bodies 4 can be compared, and accordingly work efficiency of the two condenser main bodies 4 is compared, and starting and stopping of other devices can be controlled through the controller 9.
According to the embodiment shown in fig. 1 and fig. 7-8, an air outlet 15 is formed in the front surface of the refrigeration box 7 close to the other side, a wind collecting cover 10 is fixedly connected to the front surface of the air outlet 15, an air outlet pipe 11 is fixedly connected to the front surface of the wind collecting cover 10, a second fixing plate 16 is fixedly arranged on the outer surface of the air outlet pipe 11, a third temperature sensor 12 is arranged in the second fixing plate 16, one end of a second connecting pipe 603 fixedly penetrates into the refrigeration box 7, cold air is blown into the wind collecting cover 10 through the air outlet 15, finally cold air is blown out through the air outlet pipe 11, and temperature data of the cold air is detected by the third temperature sensor 12 and is transmitted to the data collector 8.
According to fig. 2 and 8-9, the test assembly 2 comprises an air compressor 201, an input end of the air compressor 201 is fixedly connected with a flow pipe 202, an evaporator 208 is arranged at the top of one side, close to the test bench 1, an input end of the evaporator 208 is fixedly connected with a fixed pipe 204, one end of the fixed pipe 204 is provided with an expansion valve 205, one end of a second connecting pipe 603 is fixedly connected with the input end of the expansion valve 205, a blower 203 is arranged at the center of the rear surface wall of the refrigeration box 7, the air compressor 201 is started by the controller 9, the gaseous refrigerant starts to be compressed into a high-temperature high-pressure gaseous state, then the gaseous refrigerant enters a split pipe 302 through a first connecting pipe 301, enters a condenser main body 4 through a folding telescopic pipe 504 and an extension pipe 501, is converted into a liquid refrigerant after the temperature of the condenser main body 4 is reduced, then enters the expansion valve 205, the refrigerant enters the evaporator 208, the refrigerant is converted into the gaseous state from the liquid state, heat in the refrigeration box 7 is sucked away in the gasification process, the blower 203 is cooled into cold air, and the cold air is blown out through the blower 203.
According to the figures 1-3 and 5-7, the four connecting components 5 are provided with four, the four connecting components 5 comprise extension pipes 501, wherein the outer surfaces of the two extension pipes 501 close to one end are respectively provided with a pressure sensor 13, the outer surfaces of the four extension pipes 501 close to the other end are respectively movably sleeved with a rotating sleeve 502, one ends of the four rotating sleeves 502 are respectively fixedly communicated with a threaded sleeve 503, one side inner wall of each of the four rotating sleeves 502 is respectively provided with a rotating groove 507, the inner parts of the four rotating grooves 507 are respectively movably embedded with an annular rotating block 508, the outer surfaces of the four extension pipes 501 are respectively movably embedded in the inner parts of the four annular rotating blocks 508, the pressure change can be detected through the pressure sensor 13, whether the refrigeration effect and the refrigeration performance of the corresponding condenser main body 4 are normal or not can be evaluated according to the expectations, the connection of the condenser main body 4 is facilitated through the rotating sleeves 502 and the threaded sleeves 503, and the subsequent test is convenient.
According to the illustration shown in fig. 5-6, the outer surfaces of the four extension pipes 501 are movably sleeved with springs 506, the outer surfaces of the four extension pipes 501 are fixedly provided with fixing rings 505, limiting plates 509 are fixedly arranged on the positions, close to the fixing rings 505, of the outer surfaces of the four extension pipes 501, the outer surfaces of the four limiting plates 509 are respectively contacted with one outer surface of the four annular rotating blocks 508, one ends of the four springs 506 are respectively fixedly arranged on one outer surface of the four annular rotating blocks 508, the other ends of the four springs 506 are respectively fixedly arranged on the outer surfaces of the four fixing rings 505, the rotating sleeves 502 and the threaded sleeves 503 are conveniently limited on the outer surfaces of the extension pipes 501 under the elastic support of the springs 506, and the subsequent connection and the installation are convenient.
According to the embodiments shown in fig. 3 and fig. 5-7, the inner walls of the four extension pipes 501 close to the other end are fixedly provided with baffles 511, the outer surfaces of one sides of the four baffles 511 are fixedly connected with sealing rings 510, the output ends of the two condenser bodies 4 are respectively contacted with the outer surfaces of the two sealing rings 510, the input ends of the two condenser bodies 4 are respectively contacted with the outer surfaces of the other two sealing rings 510, one ends of the four extension pipes 501 are fixedly connected with folding telescopic pipes 504, one ends of the two folding telescopic pipes 504 are respectively fixedly connected with two ends of the shunt pipes 302, the sealing performance of the joint can be increased through the sealing rings 510, leakage is prevented, and the installation and the disassembly of the condenser bodies 4 are facilitated through the expansion and the contraction of the folding telescopic pipes 504.
According to fig. 3 and fig. 5-7, the other ends of the other two folding telescopic pipes 504 are fixedly connected with two ends of the U-shaped pipe 601 respectively, wherein the outer surfaces of the two extension pipes 501 are fixedly installed near the pressure sensor 13, the inner walls of the two threaded sleeves 503 are respectively in threaded connection with the outer surfaces of the output ends of the two condenser main bodies 4, the inner parts of the other two threaded sleeves 503 are respectively in threaded connection with the outer surfaces of the input ends of the two condenser main bodies 4, and the corresponding connecting components 5 can be pushed to move through the movable support frames 14 so as to be separated from the output ends of the condenser main bodies 4, and the connecting components can be supported.
According to the figures 2 and 8-9, one end of the flow pipe 202 is fixedly penetrated into the refrigeration box 7, one end of the flow pipe 202 is fixedly connected with the output end of the evaporator 208, clamping plates 207 are mounted on the outer surfaces of two sides of the evaporator 208 through bolts, the rear surfaces of the two clamping plates 207 are fixedly mounted on the rear surface wall of the refrigeration box 7, the bottom of the air compressor 201 is mounted on the top of the test bed 1, which is close to the other side, through the clamping plates 207, the evaporator 208 is conveniently mounted, the stability is improved, the air compressor 201 is mounted through the screws, the firmness is improved, and the air compressor 201 is prevented from vibrating and shifting and affecting the test during the subsequent operation.
According to fig. 3 and 8-9, the other end of the first connecting pipe 301 is fixedly connected with the output end of the air compressor 201, the partition 17 is fixedly installed on the inner wall of the refrigeration box 7, one end of the fixing pipe 204 fixedly penetrates through the outer surface of the partition 17, the mounting plate 206 is fixedly installed on the outer surface of the expansion valve 205, two clamping plates 207 are installed on the top of the mounting plate 206 through screws, one side outer surface of the mounting plate 206 is fixedly installed on the outer surface of the partition 17, the air compressor 201 is conveniently compressed into a high-temperature high-pressure gas state through the first connecting pipe 301, the high-temperature high-pressure gas is conveyed into the shunt pipe 302, and the expansion valve 205 is conveniently installed through the mounting plate 206 and the clamping plates 207.
The whole mechanism achieves the following effects: when in use, the input end and the output end of the condenser main body 4 are narrower and are matched with the internal width of the extension pipe 501, the positions where the input end and the output end are provided with threads are wider, the widths of the threads are matched with the widths of the extension pipe 501, the input end and the output end of the condenser main body 4 are respectively attached to the corresponding sealing rings 510 by sequentially inserting the input end and the output end of the condenser main body 4 into the corresponding extension pipe 501, then the rotating sleeve 502 is sequentially pushed towards the input end and the output end of the condenser main body 4, the rotating sleeve 502 is rotated to ensure that the threaded sleeve 503 is gradually connected with the threads of the input end or the output end of the condenser main body 4, the rotating sleeve 502 drives the annular rotating block 508 to simultaneously move and extrude the spring 506 in the moving and rotating process, the width of the limiting plate 509 is smaller than the width of the inner part of the spring 506, and the limiting plate 509 is positioned inside the spring 506, when the annular rotating block 508 contacts with the limiting plate 509, the rotating sleeve 502 cannot move continuously, at this time, the threaded sleeve 503 is just sleeved on the input end or the output end of the condenser main body 4, the two condenser main bodies 4, the experimental component 5 and the detection component 6 are connected together through the four connecting components 5, the subsequent experimental detection of the condenser main bodies 4 is facilitated, the air compressor 201, the blower 203, the expansion valve 205, the evaporator 208, the first electromagnetic valve 303, the second electromagnetic valve 306, the first temperature sensor 305, the second temperature sensor 307, the condenser main body 4, the flowmeter 602, the third temperature sensor 12, the pressure sensor 13, the data collector 8 and the controller 9 are electrically connected, the external power supply of the controller 9 is turned on before the experimental detection, the controller 9 is started, the first electromagnetic valve 303 is turned on through the controller 9, the second electromagnetic valve 306 is closed, two manual butterfly valves are arranged on the outer surface of the U-shaped pipe 601 and correspond to the first manual butterfly valve and the second manual butterfly valve, the first manual butterfly valve is opened, the second manual butterfly valve is closed, then other equipment is controlled to start by the controller 9, the air compressor 201 starts to compress gaseous refrigerant, the gaseous refrigerant is compressed into high-temperature and high-pressure gaseous state, then the gaseous refrigerant enters the shunt pipe 302 through the first connecting pipe 301, the second electromagnetic valve 306 is in a closed state, the refrigerant flows into the corresponding folding telescopic pipe 504 through the first electromagnetic valve 303, then enters the condenser main body 4 positioned behind through the corresponding extending pipe 501, after the temperature of the condenser main body 4 is reduced, the gaseous refrigerant is converted into liquid refrigerant, and the liquid refrigerant enters the extending pipe 501 connected with the liquid refrigerant through the output end of the condenser main body 4, then enters the U-shaped pipe 601 through the folding telescopic pipe 504, the liquid refrigerant enters the second connecting pipe 603 due to the closing of the second manual butterfly valve, then enters the expansion valve 205, passes through the fixed pipe 204, and enters the evaporator 208, the refrigerant is converted into a gaseous state from a liquid state in the evaporator 208, heat in the refrigeration box 7 is absorbed in the gasification process, so as to be cooled into cold air, the cold air is blown into the wind collecting cover 10 through the air outlet 15 under the blowing of the blower 203, finally the cold air is blown out through the air outlet pipe 11, during the test of the condenser main body 4, the temperature detection is carried out at one end of the shunt pipe 302 by the first temperature sensor 305, the temperature detection is carried out by the third temperature sensor 12 when the cold air is blown out through the air outlet pipe 11, after the temperature data are detected by the first temperature sensor 305 and the third temperature sensor 12, the two temperature data are transmitted to the data collector 8 in an electric signal mode, the electric signal is converted into a digital signal by an analog-to-digital converter in the data collector 8 and is stored in a memory in the data collector, a software part can process and calculate the stored temperature data, the software can perform various operations by reading the temperature value in the memory, the temperature difference is detected and is transmitted to the controller 9, the temperature difference is displayed by a display screen of the controller 9 for recording by workers, when the temperature of cold air is lower, the higher the condensation amount of the condenser main body 4 is meant (when the temperature of the cold air is lower, the higher the condensation amount is meant as a principle based on thermodynamic wet air condensation, when the temperature of the air is reduced, water vapor in the air is condensed into water, thereby releasing latent heat in the condenser, the temperature of the refrigerant is higher than the cold air temperature, the temperature of the refrigerant is reduced by heat exchange with the cold air, so that the water vapor is condensed into liquid water, and therefore, the lower the cold air temperature is, the larger the condensing amount of the condenser is, and simultaneously, the pressure sensor 13 and the flowmeter 602 positioned at the rear detect the liquid refrigerant flowing in the extension pipe 501 and the U-shaped pipe 601 respectively, detect the pressure change at the extension pipe 501 and the flow change in the U-shaped pipe 601, and send the pressure value and the flow value to the controller 9 by means of electric signals, the staff can evaluate whether the refrigerating effect and the refrigerating performance of the corresponding condenser main body 4 are normal according to whether the pressure value change is in line with expectations, if the pressure value change is not in line with expectations, the corresponding condenser main body 4 has problems, the flow of the liquid refrigerant is detected by the flowmeter 602, the condensing effect of the condenser main body 4 is related to the flow rate of the refrigerant, when the flow rate is large, the heat exchange efficiency of the condenser main body 4 is poor, the condensing effect is reduced, the heat exchange efficiency condition of the condenser main body 4 can be evaluated through the flow rate value change, after the test of the latter group of condenser main bodies 4 is completed, the first electromagnetic valve 303 is closed by the controller 9, the second electromagnetic valve 306 is opened, the first manual butterfly valve is closed, the second manual butterfly valve is opened, so that the gaseous refrigerant in the first connecting pipe 301 enters the shunt pipe 302 and the condenser main body 4 positioned in front through the second electromagnetic valve 306, the test process is repeated, the condenser main body 4 positioned in front is tested and detected, the condensing amount test is simultaneously carried out by the second temperature sensor 12 and the corresponding pressure sensor 13 and the flowmeter 602, and the adjustable component 3, the two condenser main bodies 4 can be tested, the other condenser main body 4 is not required to be detached and installed, the time is saved, the working efficiency is improved, the effect of conveniently testing the two condensers is achieved, the data transmitted by the first temperature sensor 305, the second temperature sensor 307 and the third temperature sensor 307 can be received through the data acquisition device 8, the temperature difference is calculated, the condensation effects of the two condenser main bodies 4 can be compared, the working efficiency of the two condenser main bodies 4 is compared, the problem that the existing air conditioner condenser condensation test equipment can only test one condenser at a time in the use process is solved, after the test is finished, the existing air conditioner condenser condensation test equipment is required to be detached and replaced with the next condenser for test detection, the mode is complex, the consumed time is more, the working efficiency is poor is solved, the problem that the rotating sleeve 502 is rotated reversely, the threaded sleeve 503 is driven to reversely rotate and gradually leave from the outside of the output end of the condenser main body 4, meanwhile, the extruded spring 506 is gradually unfolded, after the threaded sleeve 503 leaves from the output end of the condenser main body 4, the rotating sleeve 502 and the threaded sleeve 503 are limited on the outer surface of the extension pipe 501 under the support of the spring 506, then the movable supporting frame 14 is pushed to enable the folding telescopic pipe 504 to shrink, meanwhile, the extension pipe 501 is pulled to move towards the direction of the refrigeration box 7, the extension pipe 501 is gradually separated from the output end of the condenser main body 4, the operation is repeated, the extension pipe 501 at the input end is pushed upwards and separated from the input end, and the condenser main body 4 can be detached conveniently.
The air compressor 201, the blower 203, the expansion valve 205, the evaporator 208, the first solenoid valve 303, the second solenoid valve 306, the first temperature sensor 305, the second temperature sensor 307, the condenser main body 4, the flow meter 602, the data collector 8, the controller 9, the third temperature sensor 12 and the pressure sensor 13 are all in the prior art, and the constituent parts and the use principle thereof are all in the public technology, and are not explained herein too much.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (2)
1. An air conditioner condenser dual system condensation amount test device, characterized by comprising: the test bench (1), the test assembly (2), the connecting assembly (5) and the detection assembly (6), wherein the top of the test bench (1) close to the front surface and the rear surface is provided with a condenser main body (4), and the top of the test bench (1) close to one side is fixedly provided with a refrigeration box (7);
the adjustable assembly (3), the adjustable assembly (3) comprises a first connecting pipe (301), one end of the first connecting pipe (301) is fixedly connected with a shunt pipe (302), the outer surfaces of the shunt pipe (302) close to two ends are fixedly provided with first fixing plates (304), one of the first fixing plates (304) is internally provided with a first temperature sensor (305), the other of the first fixing plates (304) is internally provided with a second temperature sensor (307), a first electromagnetic valve (303) is arranged at a position, close to the first temperature sensor (305), of the outer surface of the shunt pipe (302), and a second electromagnetic valve (306) is arranged at a position, close to the second temperature sensor (307), of the outer surface of the shunt pipe (302);
an air outlet (15) is formed in the front surface, close to the other side, of the refrigerating box (7), an air collecting cover (10) is fixedly connected to the front surface of the air outlet (15), an air outlet pipe (11) is fixedly communicated with the front surface of the air collecting cover (10), a second fixing plate (16) is fixedly arranged on the outer surface of the air outlet pipe (11), and a third temperature sensor (12) is arranged in the second fixing plate (16);
the test assembly (2) comprises an air compressor (201), wherein the input end of the air compressor (201) is fixedly connected with a runner pipe (202), an evaporator (208) is arranged at the top of one side, close to the test bench (1), of the test bench, the input end of the evaporator (208) is fixedly connected with a fixed pipe (204), one end of the fixed pipe (204) is provided with an expansion valve (205), and the center of the rear surface wall of the refrigeration box (7) is provided with a blower (203);
the connecting assembly (5) is provided with four connecting assemblies (5), each connecting assembly (5) comprises an extension pipe (501), the outer surfaces of the two extension pipes (501) close to one end are respectively provided with a pressure sensor (13), the outer surfaces of the four extension pipes (501) close to the other end are respectively and movably sleeved with a rotating sleeve (502), one ends of the four rotating sleeves (502) are respectively and fixedly communicated with a threaded sleeve (503), one side inner wall of each rotating sleeve (502) is provided with a rotating groove (507), the inner parts of the four rotating grooves (507) are respectively and movably embedded with an annular rotating block (508), and the outer surfaces of the four extension pipes (501) are respectively and movably embedded in the inner parts of the four annular rotating blocks (508);
the outer surfaces of the four extension pipes (501) are movably sleeved with springs (506), the outer surfaces of the four extension pipes (501) are fixedly provided with fixing rings (505), limiting plates (509) are fixedly arranged on the positions, close to the fixing rings (505), of the outer surfaces of the four extension pipes (501), the outer surfaces of the four limiting plates (509) are respectively contacted with one outer surface of each of the four annular rotating blocks (508), one ends of the four springs (506) are respectively fixedly arranged on one outer surface of each of the four annular rotating blocks (508), and the other ends of the four springs (506) are respectively fixedly arranged on the outer surfaces of the four fixing rings (505);
the inner walls of the four extension pipes (501) close to the other ends are fixedly provided with baffle plates (511), the outer surfaces of one sides of the four baffle plates (511) are fixedly connected with sealing rings (510), the output ends of the two condenser main bodies (4) are respectively contacted with the outer surfaces of the two sealing rings (510), the input ends of the two condenser main bodies (4) are respectively contacted with the outer surfaces of the other two sealing rings (510), one ends of the four extension pipes (501) are fixedly connected with folding telescopic pipes (504), and one ends of the two folding telescopic pipes (504) are respectively fixedly connected with two ends of the shunt pipes (302);
the outer surfaces of the two extension pipes (501) are fixedly provided with movable supporting frames (14) close to the pressure sensors (13), the inner walls of the two threaded sleeves (503) are respectively in threaded connection with the outer surfaces of the output ends of the two condenser main bodies (4), and the interiors of the other two threaded sleeves (503) are respectively in threaded connection with the outer surfaces of the input ends of the two condenser main bodies (4);
one end of the flow pipe (202) is fixedly penetrated into the refrigerating box (7), one end of the flow pipe (202) is fixedly connected with the output end of the evaporator (208), clamping plates (207) are arranged on the outer surfaces of two sides of the evaporator (208) through bolts, the rear surfaces of the two clamping plates (207) are fixedly arranged on the rear surface wall of the refrigerating box (7), and the bottom of the air compressor (201) is arranged on the top of the other side, close to the other side, of the test bench (1) through screws;
the other end of first connecting pipe (301) is fixedly connected with the output of air compressor (201), inner wall fixed mounting of refrigeration case (7) has baffle (17), the surface to baffle (17) is run through to the one end fixed of fixed pipe (204), the surface fixed mounting of expansion valve (205) has mounting panel (206), two cardboard (207) are installed through the screw in the top of mounting panel (206), one side surface fixed mounting of mounting panel (206) is at the surface of baffle (17).
2. The air conditioner condenser dual system condensation amount test device according to claim 1, wherein: the detection assembly (6) comprises a U-shaped pipe (601), the outer surfaces of the U-shaped pipe (601) close to two ends are provided with flow meters (602), a second connecting pipe (603) is fixedly connected to the center of the outer surface of the U-shaped pipe (601), a data collector (8) is arranged at the top of the refrigerating box (7), a controller (9) is arranged on the front surface of the refrigerating box (7) close to one side, one end of the second connecting pipe (603) is fixedly connected with the input end of the expansion valve (205), one end of the second connecting pipe (603) is fixedly connected with the inside of the refrigerating box (7), and the other two ends of the folding telescopic pipes (504) are fixedly connected with two ends of the U-shaped pipe (601) respectively.
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