CN115420053B - Compression type energy-saving refrigerating system with overvoltage protection device - Google Patents
Compression type energy-saving refrigerating system with overvoltage protection device Download PDFInfo
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- CN115420053B CN115420053B CN202211095777.1A CN202211095777A CN115420053B CN 115420053 B CN115420053 B CN 115420053B CN 202211095777 A CN202211095777 A CN 202211095777A CN 115420053 B CN115420053 B CN 115420053B
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- circulating pipe
- cavity
- refrigerant
- pressure
- pipe
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- 230000006835 compression Effects 0.000 title claims abstract description 43
- 238000007906 compression Methods 0.000 title claims abstract description 43
- 239000003507 refrigerant Substances 0.000 claims abstract description 82
- 239000007788 liquid Substances 0.000 claims abstract description 74
- 238000005057 refrigeration Methods 0.000 claims abstract description 23
- 239000000872 buffer Substances 0.000 claims description 38
- 238000001802 infusion Methods 0.000 claims description 38
- 230000001681 protective effect Effects 0.000 claims description 18
- 230000001502 supplementing effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 239000013589 supplement Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 230000001012 protector Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D15/00—Devices not covered by group F25D11/00 or F25D13/00, e.g. non-self-contained movable devices
-
- 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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
-
- 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
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/07—Exceeding a certain pressure value in a refrigeration component or cycle
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a compression type energy-saving refrigeration system with an overvoltage protection device, and relates to the technical field of compression type refrigeration equipment. The compression type refrigerating device comprises a compression type refrigerating device main body, wherein a refrigerant liquid tank is fixed in the middle of the bottom of the compression type refrigerating device main body, a circulating pipe is arranged at the top of the compression type refrigerating device main body, a pressure relief protection device is arranged in the middle of the circulating pipe, the pressure relief protection device comprises a fixed shell and a pressure relief cavity, the fixed shell is sleeved and fixed on the outer side of the middle section of the circulating pipe, the pressure relief cavity is fixedly embedded at the top of the middle section of the circulating pipe, the bottom of the pressure relief cavity is communicated with the inside of the circulating pipe, and a sliding plate is slidably arranged in the pressure relief cavity. According to the pressure relief protection device, when the sliding plate is moved to the pressure relief hole of the pressure relief cavity under pressure, the pressure of the circulating pipe is discharged through the pressure relief hole of the pressure relief cavity, so that the purpose of pressure relief at the circulating pipe is achieved.
Description
Technical Field
The invention relates to the technical field of compression refrigeration equipment, in particular to a compression type energy-saving refrigeration system with an overvoltage protection device.
Background
The compression type refrigerator is commonly used in life, and commonly used electrical appliances in daily life such as refrigerators, freezers, wine cabinets and the like are all compression type refrigerators which are mainly connected with parts such as an evaporator, a compressor, a condenser and the like by refrigerant piping.
When the existing compression type refrigeration equipment compresses the refrigerant, the temperature of the compressor is increased due to the fact that the pressure is too high caused by poor heat dissipation of the condenser, and the weak part of the condenser circulating pipe is broken due to poor heat dissipation of the condenser frequently, so that a compression type energy-saving refrigeration system with an overpressure protection device is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a compression type energy-saving refrigeration system with an overpressure protection device, which solves the problems that when the compression type refrigeration equipment provided in the background art compresses a refrigerant, the temperature of a compressor is raised due to the excessively high pressure caused by poor heat dissipation of a condenser, and the weak part of a condenser circulating pipe is broken due to the poor heat dissipation of the condenser.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a compression energy-saving refrigerating system with overpressure protection device, includes compression refrigerating plant main part, compression refrigerating plant main part's bottom middle part is fixed with refrigerant liquid case, compression refrigerating plant main part's top is provided with the circulating pipe, the middle part of circulating pipe is provided with pressure release protection device, pressure release protection device includes fixed shell and relief cavity, the fixed shell cup joints and fixes the middle section outside at the circulating pipe, the relief cavity is embedded in the middle section top of circulating pipe, the bottom of relief cavity link up with the inside of circulating pipe, the inside slidable mounting of relief cavity has the slide, be equipped with the spring between the top of slide and the inner wall top of relief cavity, the relief hole has been seted up on the right side of relief cavity, and the slide receives the pressure to overcome slide spring elasticity upward movement, and when the slide moved to the relief hole of relief cavity, the pressure release hole is with the pressure discharge of circulating pipe to the purpose that weak department pressure was carried out to the pressure has been reached, thereby avoided the problem that the pressure that the relief part should be high pressure broken.
Preferably, the bottom of slide is articulated with the one end of connecting rod, the other end of connecting rod articulates there is the push rod, push rod slidable mounting is on the inner wall of circulating pipe, the outside of push rod is fixed with the scraper ring, the scraper ring contacts with the inner wall of circulating pipe, and the slide passes through the connecting rod pulling push rod and drives the scraper ring and scrape the inner wall of circulating pipe and move to it causes the circulating pipe to adhere to have impurity on the circulating pipe to block up, leads to the problem that circulating pipe pressure risees.
Preferably, the top of fixed shell is provided with refrigerant replenishing device, refrigerant replenishing device includes liquid reserve tank and telescopic link, the bottom at the fixed shell is fixed to the liquid reserve tank, the bottom of liquid reserve tank is fixed with the infusion pump, the bottom of infusion pump is provided with push switch, be connected through the drain pipe between the liquid outlet end of infusion pump and the refrigerant liquid case, the top at the slide is fixed to the telescopic link, the telescopic end of telescopic link runs through and slidable mounting at the inner wall top of pressure release chamber and fixed shell, the telescopic end of telescopic link is located the push switch of infusion pump under, and the infusion pump is started and is pumped refrigerant liquid in the liquid reserve tank and carry the refrigerant liquid case through the drain pipe to reached the purpose of supplementing refrigerant in the refrigerant liquid case, thereby avoided refrigerant liquid case in refrigerant reduction, led to the fact the problem of influence to compression refrigeration device main part operation.
Preferably, the liquid outlet end of the infusion pump is provided with a refrigerant leakage quantitative supplementing device, the refrigerant leakage quantitative supplementing device comprises a cavity shell, a liquid outlet pipe of the cavity shell is close to one end of the infusion pump, the right side of the cavity shell is connected with a pressure release hole of the pressure release cavity through an exhaust pipe, a one-way valve pipe is fixed on the right side of the cavity shell, a T-shaped plug rod penetrates through the left side of the inner wall of the cavity shell and is slidably mounted, a spring is arranged between the T-shaped plug rod and the cavity shell, a trapezoidal through hole plate is fixed on the right side of the T-shaped plug rod, one side of the trapezoidal through hole plate, close to the infusion pump, is provided with an inclined surface, a through hole is formed in one end, close to the T-shaped plug rod, of the trapezoidal through hole plate is driven by an inclined plate, and the infusion pump conveys refrigerant to move towards the direction of the one-way valve pipe through the inclined plate.
Preferably, the outside of circulating pipe is provided with pipeline protector, pipeline protector includes semi-circular protecting crust, semi-circular protecting crust is fixed at the top of compression refrigeration plant main part, and semi-circular protecting crust sets up in the outside of circulating pipe, and semi-circular protecting crust can protect the circulating pipe to avoided having the object to collide the circulating pipe, lead to the problem that the circulating pipe damaged, the front and the back on semi-circular protecting crust left side and right side all run through and slidable mounting have the locating lever, one side that the semi-circular protecting crust inner wall was kept away from to the locating lever is fixed with the buffer board, the buffer board contacts with the outer wall of circulating pipe, be equipped with the spring between buffer board and the semi-circular protecting crust inner wall, simultaneously under the spring force effect that buffer board and buffer board correspond for the buffer board buffers the vibration power that produces in the circulating pipe operation process, thereby avoided circulating pipe vibration, lead to the problem that the leakage appears in the junction.
Preferably, the buffer board is close to one side top of fixed shell and is fixed with L shape pole, the one end that the buffer board was kept away from to L shape pole and the outer wall contact of pressure release chamber, and the buffer board drives L shape pole vibration simultaneously, transmits vibration force to pressure release intracavity wall under L shape pole conduction, and the slight vibration of slide to the dead problem of card appears in the slide removal in-process has been avoided.
The invention provides a compression type energy-saving refrigeration system with an overvoltage protection device. The beneficial effects are as follows:
(1) According to the pressure relief protection device, when the sliding plate is moved to the pressure relief hole of the pressure relief cavity under pressure, the pressure of the circulating pipe is discharged through the pressure relief hole of the pressure relief cavity, so that the purpose of pressure relief at the circulating pipe is achieved, and the problem that the weak part of the circulating pipe is broken due to overhigh pressure is avoided; meanwhile, the sliding plate pulls the push rod through the connecting rod to drive the scraper ring to scrape the inner wall of the circulating pipe, so that the problem that the pressure of the circulating pipe is increased due to the fact that impurities adhere to the circulating pipe to cause the blocking of the circulating pipe is avoided.
(2) According to the invention, through the arrangement of the refrigerant supplementing device, the infusion pump is started by the telescopic rod, pumps the refrigerant liquid in the liquid storage tank and conveys the refrigerant liquid into the refrigerant liquid tank through the liquid outlet pipe, so that the purpose of supplementing the refrigerant in the refrigerant liquid tank is achieved, and the problem that the operation of the main body of the compression type refrigerating device is influenced due to the reduction of the refrigerant in the refrigerant liquid tank is avoided.
(3) According to the invention, through the arrangement of the refrigerant leakage quantitative supplementing device, the infusion pump conveys the refrigerant, the inclined plate pushing the trapezoid through hole plate drives the trapezoid through hole plate to move towards the direction of the one-way valve pipe, when the through hole of the trapezoid through hole plate is communicated with the liquid outlet pipe, the refrigerant is conveyed into the refrigerant liquid tank through the liquid outlet pipe, and the distance that the refrigerant pushes the trapezoid through hole plate to move is equal to the distance that the pressure pushes the trapezoid through hole plate, so that the purpose of quantitatively supplementing the refrigerant is achieved.
(4) According to the invention, the semicircular protective shell can protect the circulating pipe through the arrangement of the pipeline protective device, so that the problem that the circulating pipe is damaged due to collision of objects is avoided, and meanwhile, under the action of the elastic force of the springs corresponding to the buffer plates, the buffer plates buffer the vibration force generated in the running process of the circulating pipe, so that the problem that the joint of the circulating pipe is leaked due to vibration of the circulating pipe is avoided; meanwhile, the buffer plate drives the L-shaped rod to vibrate, vibration force is transmitted to the inner wall of the pressure release cavity under the transmission of the L-shaped rod, and the sliding plate slightly vibrates, so that the problem of locking in the moving process of the sliding plate is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall invention;
FIG. 2 is a schematic cross-sectional view of a part of the overall structure of the present invention;
FIG. 3 is a schematic partial cross-sectional view of a pressure relief device according to the present invention;
FIG. 4 is a schematic view of a refrigerant replenishment device according to the present invention;
FIG. 5 is a schematic view of a refrigerant leak quantitative replenishment device of the present invention;
Fig. 6 is a schematic view of the pipe protector of the present invention.
In the figure: 1. a compression refrigeration device body; 2. a refrigerant liquid tank; 3. a circulation pipe; 4. a pressure relief protection device; 41. a fixed case; 42. a pressure relief cavity; 43. a slide plate; 44. a connecting rod; 45. a push rod; 46. a scraper ring; 5. a refrigerant replenishment device; 51. a liquid storage tank; 52. an infusion pump; 53. a telescopic rod; 54. a liquid outlet pipe; 6. a pipe guard; 61. a semicircular protective shell; 62. a positioning rod; 63. a buffer plate; 64. an L-shaped rod; 7. a refrigerant leakage quantitative replenishment device; 71. a cavity shell; 72. a T-shaped stopper rod; 73. a trapezoidal through hole plate; 74. a one-way valve tube; 75. and an exhaust pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a compression energy-saving refrigerating system with overpressure protection device, including compression refrigeration device main part 1, compression refrigeration device main part 1's bottom middle part is fixed with refrigerant liquid case 2, compression refrigeration device main part 1's top is provided with circulating pipe 3, circulating pipe 3's middle part is provided with pressure release protection device 4, pressure release protection device 4 includes fixed shell 41 and pressure release chamber 42, fixed shell 41 cup joints and fixes the middle section outside at circulating pipe 3, pressure release chamber 42 builds in the middle section top at circulating pipe 3, the bottom and the inside of circulating pipe 3 link up of pressure release chamber 42, pressure release chamber 42's inside slidable mounting has slide 43, be equipped with the spring between slide 43's top and the inner wall top of pressure release chamber 42, pressure release hole has been seted up on pressure release chamber 42's right side, slide 43 receives pressure to overcome slide 43 spring force upward movement, when slide 43 moves to pressure release hole of pressure release chamber 42, thereby the pressure release hole of pressure release chamber 42 discharges the pressure of circulating pipe 3, thereby the problem that the pressure of the corresponding pressure of circulating pipe 3 part is too high to break has been reached, the bottom of slide 43 is articulated with the middle section top of circulating pipe 3, the bottom of 44, the bottom of circulating pipe 44 is articulated with the inner wall of 44, the inside of circulating pipe 3 link 45 is contacted with the circulating pipe 3, the inner wall 46 of the push rod 45 has the annular that the scraper is drawn the annular that the circulating pipe 3, the problem that the push rod 45 has been drawn to the push rod 45, the push rod is drawn the inner wall of the annular that the push rod is driven, the push rod 45 is drawn the inner wall of the circulating pipe 3, the problem that the push rod is caused, the push rod is contacted by the push rod 45, the push rod is contacted on the inner wall of the circulating pipe 3, thereby the push rod 46, the problem of the push rod 46 is avoided, and the contact, and the push rod 45, the contact is avoided.
The refrigerant replenishing device 5 is arranged above the fixed shell 41, the refrigerant replenishing device 5 comprises a liquid storage tank 51 and a telescopic rod 53, the liquid storage tank 51 is fixed at the bottom of the fixed shell 41, an infusion pump 52 is fixed at the bottom of the liquid storage tank 51, a push switch is arranged at the bottom of the infusion pump 52, a liquid outlet end of the infusion pump 52 is connected with the refrigerant liquid tank 2 through a liquid outlet pipe 54, the telescopic rod 53 is fixed at the top of the sliding plate 43, a telescopic end of the telescopic rod 53 penetrates through and is slidably arranged at the pressure release cavity 42 and the top of the inner wall of the fixed shell 41, the telescopic end of the telescopic rod 53 is located under the push switch of the infusion pump 52, the infusion pump 52 is started by the telescopic rod 53 and pumps refrigerant liquid in the liquid storage tank 51 to the refrigerant liquid tank 2 through the liquid outlet pipe 54, and the purpose of replenishing the refrigerant in the refrigerant liquid tank 2 is achieved, and the problem that the refrigerant in the refrigerant liquid tank 2 is reduced and the operation of the compression type refrigeration device body 1 is influenced is avoided.
The liquid outlet end of the infusion pump 52 is provided with the refrigerant leakage quantitative supplementing device 7, the refrigerant leakage quantitative supplementing device 7 comprises a cavity shell 71, a liquid outlet pipe 54 of the cavity shell 71 is close to one end of the infusion pump 52, the right side of the cavity shell 71 is connected with a pressure release hole of the pressure release cavity 42 through an exhaust pipe 75, a one-way valve pipe 74 is fixed on the right side of the cavity shell 71, a T-shaped plug rod 72 penetrates through the left side of the inner wall of the cavity shell 71 and is slidably mounted, a spring is arranged between the T-shaped plug rod 72 and the cavity shell 71, a trapezoid through hole plate 73 is fixed on the right side of the T-shaped plug rod 72, one side of the trapezoid through hole plate 73, close to the infusion pump 52, is arranged in an inclined plane, a through hole is formed in one end of the trapezoid through hole plate 73, close to the T-shaped plug rod 72, the infusion pump 52 conveys the refrigerant, the trapezoid through hole plate 73 is driven to move towards the direction of the one-way valve pipe 74 by pushing an inclined plate of the trapezoid through hole plate 73, when the through hole of the trapezoid through hole plate 73 is communicated with the liquid outlet pipe 54, the refrigerant is conveyed into the refrigerant liquid box 2 through the liquid outlet pipe 54, and the distance of pushing the trapezoid through hole 73 is equal to the distance of pushing the trapezoid through hole 73 by the pressure, so that the refrigerant is quantitatively supplemented.
The outside of circulating pipe 3 is provided with pipeline protector 6, pipeline protector 6 includes semi-circular protective housing 61, semi-circular protective housing 61 fixes the top at compression refrigeration device main part 1, and semi-circular protective housing 61 sets up in the outside of circulating pipe 3, semi-circular protective housing 61 can protect circulating pipe 3, thereby avoided having the object to collide circulating pipe 3, lead to the problem that circulating pipe 3 damaged, semi-circular protective housing 61 left side and right side all run through and slidable mounting has locating lever 62 with the back, one side that locating lever 62 kept away from semi-circular protective housing 61 inner wall is fixed with buffer plate 63, buffer plate 63 and the outer wall contact of circulating pipe 3, be equipped with the spring between buffer plate 63 and the semi-circular protective housing 61 inner wall, simultaneously under the spring elasticity effect that buffer plate 63 corresponds with buffer plate 63, make buffer plate 63 cushion the vibration force that produces in the circulating pipe 3 operation process, thereby avoided circulating pipe 3 vibration, the problem that the junction appears revealing appears, one side top that buffer plate 63 is close to fixed with L shape pole 64, one end that buffer plate 64 kept away from buffer plate 63 and the outer wall contact of pressure release chamber 42, buffer plate 63 drives L shape 64 and gives the vibration force transmission in the process of vibration plate 43, thereby the problem that the vibration force is very little is removed in the inner wall 43 has been avoided in the process of the slide plate 43.
When the compression refrigeration device is used, when the pressure at the circulating pipe 3 is too high due to poor heat dissipation of the condenser of the compression refrigeration device main body 1, the sliding plate 43 is subjected to pressure to overcome the spring force of the sliding plate 43 to do work and move upwards, and when the sliding plate 43 moves to the pressure relief hole of the pressure relief cavity 42, the pressure of the circulating pipe 3 is discharged through the pressure relief hole of the pressure relief cavity 42, so that the purpose of pressure relief at the circulating pipe 3 is achieved, and the problem that the weak part of the circulating pipe 3 is broken due to the too high pressure is avoided; meanwhile, when the sliding plate 43 moves upwards, the sliding plate 43 pulls the connecting rod 44 to drive the push rod 45 to move along the inner wall of the circulating pipe 3, and the push rod 45 drives the scraper ring 46 to move along with the push rod, so that the scraper ring 46 scrapes the inner wall of the circulating pipe 3, and the problem that the circulating pipe 3 is blocked due to the fact that impurities adhere to the circulating pipe 3, and the pipe pressure of the circulating pipe 3 is increased is avoided.
Meanwhile, in the pressure release process of the circulating pipe 3 through the pressure release hole of the pressure release cavity 42, refrigerant leakage is accompanied, the sliding plate 43 can drive the telescopic rod 53 to synchronously move when moving upwards, the telescopic rod 53 is abutted against the pressing switch of the infusion pump 52, the infusion pump 52 is started, the infusion pump 52 pumps the refrigerant liquid in the liquid storage tank 51 and conveys the refrigerant liquid into the refrigerant liquid tank 2 through the liquid outlet pipe 54, the purpose of supplementing the refrigerant in the refrigerant liquid tank 2 is achieved, and therefore the problem that the refrigerant in the refrigerant liquid tank 2 is reduced and the operation of the compression refrigeration device main body 1 is affected is avoided.
When the infusion pump 52 supplements the refrigerant, the pressure discharged from the pressure release hole of the pressure release cavity 42 is discharged into the cavity shell 71 through the exhaust pipe 75, after the pressure release is completed, the sliding plate 43 is pushed by the spring force to push the sliding plate 43 to move downwards in opposite directions, the sliding plate 43 plugs the pressure release hole of the pressure release cavity 42 again, the pressure entering the cavity shell 71 can push the trapezoid through hole plate 73 and the T-shaped plug rod 72 to move in a direction away from the exhaust pipe 75, the through hole of the trapezoid through hole plate 73 is misplaced with the liquid outlet pipe 54, the trapezoid through hole plate 73 plugs the liquid outlet pipe 54, at the moment, the pumped refrigerant of the infusion pump 52 can be conveyed into the cavity shell 71, the refrigerant drives the trapezoid through hole plate 73 to move in the direction of the check valve pipe 74 through the inclined plate pushing the trapezoid through hole plate 73, the pressure received by the right side of the trapezoid through hole plate 73 is discharged through the check valve pipe 74, when the through hole of the trapezoid through hole plate 73 is communicated with the liquid outlet pipe 54, the refrigerant is conveyed into the refrigerant liquid tank 2 through the liquid outlet pipe 54, and the aim of quantitatively supplementing the refrigerant is achieved because the moving distance of the trapezoid through hole plate 73 is equal to the distance of the trapezoid through hole plate 73 pushing the pressure.
The semicircular protective shell 61 can protect the circulating pipe 3, so that the problem that the circulating pipe 3 is damaged due to collision of objects is avoided, and meanwhile, under the action of the elastic force of the springs corresponding to the buffer plates 63, the buffer plates 63 buffer vibration force generated in the running process of the circulating pipe 3, so that the problem that the joint of the circulating pipe 3 leaks due to vibration of the circulating pipe 3 is avoided; meanwhile, the buffer plate 63 drives the L-shaped rod 64 to vibrate, vibration force is transmitted to the inner wall of the pressure release cavity 42 under the conduction of the L-shaped rod 64, and the sliding plate 43 slightly vibrates, so that the problem of locking in the moving process of the sliding plate 43 is avoided.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. The compression type energy-saving refrigeration system with the overvoltage protection device comprises a compression type refrigeration device main body (1), and is characterized in that: the compression type refrigerating device comprises a compression type refrigerating device main body (1), wherein a refrigerant liquid tank (2) is fixed in the middle of the bottom of the compression type refrigerating device main body (1), a circulating pipe (3) is arranged at the top of the compression type refrigerating device main body (1), a pressure relief protection device (4) is arranged in the middle of the circulating pipe (3), the pressure relief protection device (4) comprises a fixed shell (41) and a pressure relief cavity (42), the fixed shell (41) is sleeved and fixed on the outer side of the middle section of the circulating pipe (3), the pressure relief cavity (42) is embedded and fixed on the top of the middle section of the circulating pipe (3), the bottom of the pressure relief cavity (42) is communicated with the inside of the circulating pipe (3), a sliding plate (43) is slidably arranged in the pressure relief cavity (42), a spring is arranged between the top of the sliding plate (43) and the top of the inner wall of the pressure relief cavity (42), and a pressure relief hole is formed in the right side of the pressure relief cavity (42).
The bottom of the sliding plate (43) is hinged with one end of a connecting rod (44), the other end of the connecting rod (44) is hinged with a push rod (45), the push rod (45) is slidably mounted on the inner wall of the circulating pipe (3), a scraper ring (46) is fixed on the outer side of the push rod (45), and the scraper ring (46) is in contact with the inner wall of the circulating pipe (3);
The refrigerator is characterized in that a refrigerant supplementing device (5) is arranged above the fixed shell (41), the refrigerant supplementing device (5) comprises a liquid storage tank (51) and a telescopic rod (53), the liquid storage tank (51) is fixed at the top of the fixed shell (41), an infusion pump (52) is fixed at the bottom of the liquid storage tank (51), a push switch is arranged at the bottom of the infusion pump (52), a liquid outlet end of the infusion pump (52) is connected with the refrigerant liquid tank (2) through a liquid outlet pipe (54), and the telescopic rod (53) is fixed at the top of the sliding plate (43);
The telescopic end of the telescopic rod (53) penetrates through the pressure release cavity (42) and is slidably arranged at the top of the inner wall of the fixed shell (41), and the telescopic end of the telescopic rod (53) is positioned right below the pressing switch of the infusion pump (52);
The liquid outlet end of the infusion pump (52) is provided with a refrigerant leakage quantitative supplementing device (7), the refrigerant leakage quantitative supplementing device (7) comprises a cavity shell (71), a liquid outlet pipe (54) of the cavity shell (71) is close to one end of the infusion pump (52), the right side of the cavity shell (71) is connected with a pressure release hole of a pressure release cavity (42) through an exhaust pipe (75), a one-way valve pipe (74) is fixed on the right side of the cavity shell (71), a T-shaped plug rod (72) penetrates through the left side of the inner wall of the cavity shell (71) and is slidably mounted, a spring is arranged between the T-shaped plug rod (72) and the cavity shell (71), and a trapezoid through hole plate (73) is fixed on the right side of the T-shaped plug rod (72);
one side of the trapezoid through hole plate (73) close to the infusion pump (52) is an inclined plane, and one end of the trapezoid through hole plate (73) close to the T-shaped plug rod (72) is provided with a through hole;
the outer side of the circulating pipe (3) is provided with a pipe protection device (6), the pipe protection device (6) comprises a semicircular protective shell (61), the semicircular protective shell (61) is fixed at the top of the compression refrigeration device main body (1), the semicircular protective shell (61) is arranged at the outer side of the circulating pipe (3), the front and the back of the left side and the right side of the semicircular protective shell (61) are penetrated and provided with positioning rods (62) in a sliding mode, one side, far away from the inner wall of the semicircular protective shell (61), of the positioning rods (62) is fixedly provided with a buffer plate (63), the buffer plate (63) is in contact with the outer wall of the circulating pipe (3), and a spring is arranged between the buffer plate (63) and the inner wall of the semicircular protective shell (61);
An L-shaped rod (64) is fixed at the top of one side of the buffer plate (63) close to the fixed shell (41), and one end of the L-shaped rod (64) far away from the buffer plate (63) is in contact with the outer wall of the pressure release cavity (42);
When the compression type refrigerating device is used, when the pressure at the circulating pipe (3) is too high due to poor heat dissipation of a condenser of the compression type refrigerating device main body (1), the sliding plate (43) is subjected to pressure to overcome the spring force of the sliding plate (43) to do work and move upwards, when the sliding plate (43) moves to a pressure release hole of the pressure release cavity (42), the pressure of the circulating pipe (3) is discharged through the pressure release hole of the pressure release cavity (42), meanwhile, when the sliding plate (43) moves upwards, the sliding plate (43) pulls the connecting rod (44) to drive the push rod (45) to move along the inner wall of the circulating pipe (3), and the push rod (45) drives the scraper ring (46) to move along with the inner wall of the circulating pipe (3), so that the scraper ring (46) scrapes the inner wall of the circulating pipe (3); meanwhile, in the pressure release process of the circulating pipe (3) through the pressure release hole of the pressure release cavity (42), refrigerant leakage is accompanied, the sliding plate (43) can drive the telescopic rod (53) to synchronously move when moving upwards, the telescopic rod (53) is abutted against the push switch of the infusion pump (52), the infusion pump (52) is started, and the infusion pump (52) pumps the refrigerant liquid in the liquid storage tank (51) and conveys the refrigerant liquid to the refrigerant liquid tank (2) through the liquid outlet pipe (54); when the infusion pump (52) supplements the refrigerant, the pressure discharged by the pressure release hole of the pressure release cavity (42) is discharged into the cavity shell (71) through the exhaust pipe (75), after the pressure release is finished, the sliding plate (43) is pushed by the elastic force of the spring to move downwards, the sliding plate (43) is used for blocking the pressure release hole of the column pressure release cavity (42) again, the pressure entering the cavity shell (71) can push the trapezoid through hole plate (73) and the T-shaped plug rod (72) to move in the direction away from the exhaust pipe (75), the through hole of the trapezoid through hole plate (73) is staggered with the liquid outlet pipe (54), the trapezoid through hole plate (73) blocks the liquid outlet pipe (54), at the moment, the refrigerant pumped by the infusion pump (52) can be conveyed into the cavity shell (71), the trapezoid through the inclined plate (73) is pushed to move towards the direction of the one-way valve pipe (74), the pressure received by the right side of the trapezoid through hole plate (73) is discharged through the one-way valve pipe (74), and when the through hole of the trapezoid hole plate (73) is communicated with the liquid outlet pipe (54), the refrigerant is pushed by the trapezoid through hole plate (54), and the distance between the refrigerant and the refrigerant is equal to the refrigerant in the cooling box (2); semicircular protective housing (61) can protect circulating pipe (3), simultaneously under the spring elasticity effect that buffer board (63) and buffer board (63) correspond for buffer board (63) cushion the vibration power that circulating pipe (3) operation in-process produced, buffer board (63) drive L shape pole (64) vibration simultaneously, transmit vibration power to pressure release chamber (42) inner wall under L shape pole (64) conduction, slide (43) slightly vibrate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211095777.1A CN115420053B (en) | 2022-09-08 | 2022-09-08 | Compression type energy-saving refrigerating system with overvoltage protection device |
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| CN202211095777.1A CN115420053B (en) | 2022-09-08 | 2022-09-08 | Compression type energy-saving refrigerating system with overvoltage protection device |
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| CN115420053B true CN115420053B (en) | 2024-05-03 |
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| US20180257095A1 (en) * | 2017-03-09 | 2018-09-13 | Guangzhou Faner Aroma Product Co., Ltd. | Volatilization device capable of automatic quantitative supplement of liquid |
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| CN212203570U (en) * | 2020-06-11 | 2020-12-22 | 王永东 | Pipeline protection device for oil exploitation |
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| CN215086948U (en) * | 2021-07-14 | 2021-12-10 | 天津市懿峰工贸有限公司 | Pressure maintaining mechanical sealing equipment |
| CN216694113U (en) * | 2021-12-27 | 2022-06-07 | 河北纳源新能源科技有限公司 | Refrigerant guide structure of refrigeration air-conditioning equipment |
| CN216826032U (en) * | 2022-03-04 | 2022-06-28 | 成都信立制药化工设备有限公司 | Urea dissolving tank with pressure relief protection device |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180257095A1 (en) * | 2017-03-09 | 2018-09-13 | Guangzhou Faner Aroma Product Co., Ltd. | Volatilization device capable of automatic quantitative supplement of liquid |
| CN109405376A (en) * | 2018-10-25 | 2019-03-01 | 董田田 | A kind of outdoor machine of air-conditioner floats the quantitative adding device of box-like anti-refrigerant leakage icing |
| CN212203570U (en) * | 2020-06-11 | 2020-12-22 | 王永东 | Pipeline protection device for oil exploitation |
| CN215086948U (en) * | 2021-07-14 | 2021-12-10 | 天津市懿峰工贸有限公司 | Pressure maintaining mechanical sealing equipment |
| CN113739448A (en) * | 2021-08-11 | 2021-12-03 | 秦子祥 | Combined type air source heat pump |
| CN216694113U (en) * | 2021-12-27 | 2022-06-07 | 河北纳源新能源科技有限公司 | Refrigerant guide structure of refrigeration air-conditioning equipment |
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| CN115420053A (en) | 2022-12-02 |
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