CN108759291B - Refrigeration house liquid level alarm system and method - Google Patents
Refrigeration house liquid level alarm system and method Download PDFInfo
- Publication number
- CN108759291B CN108759291B CN201810587173.6A CN201810587173A CN108759291B CN 108759291 B CN108759291 B CN 108759291B CN 201810587173 A CN201810587173 A CN 201810587173A CN 108759291 B CN108759291 B CN 108759291B
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- liquid level
- refrigerator
- level sensor
- alarm
- control unit
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/008—Alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/02—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a freezer liquid level alarm system and method, includes the refrigerator, the positive fixed mounting of refrigerator has the control unit, the inside fixedly connected with refrigerant case of refrigerator, refrigerator swing joint has level sensor, level sensor runs through the refrigerator and extends to the inside of refrigerant case, level sensor and the control unit electricity are connected, the right side fixed mounting of refrigerator has the protective housing, is equipped with the alarm body in the protective housing, and the alarm body is connected with the control unit, the front of alarm body is provided with the signal lamp, the control unit passes through WIFI two-way signal connection with remote terminal. This freezer liquid level alarm device, through setting up level sensor, can be more direct respond to the liquid level condition of refrigerant incasement portion, made things convenient for more rapid the making reaction of user, avoided inside refrigerant capacity not up to standard to cause the refrigerator out of work, influence the result of use of freezer.
Description
Technical Field
The invention relates to the technical field of cold storages, in particular to a liquid level alarm device for a cold storage.
Background
The cold storage is mainly used as constant temperature storage cold air equipment for food, dairy products, meat, aquatic products, chemical industry, medicine, seedling raising, scientific experiment and the like, and the cold storage is a low temperature cold storage (cold storage) actually, and belongs to a refrigeration device, compared with a refrigerator, the refrigeration area of the cold storage is much larger, but the cold storage has a communicated refrigeration principle.
Install the alarm mostly on the freezer refrigerator, because the liquid level of refrigerant is difficult to direct observation, and the unsuitable staff of the inside temperature of freezer is in its inside activity for a long time, the liquid level of refrigerant very is difficult to control, consequently just need use liquid level alarm device to remind the user, but traditional liquid level alarm is mostly monolithic, in case the alarm breaks down, it is very difficult to maintain, and it is great to change whole device cost.
Disclosure of Invention
The invention aims to provide a liquid level alarm device for a refrigeration house, which aims to solve the problems that most of traditional liquid level alarms proposed in the background technology are integrated, the alarm is difficult to maintain once the alarm breaks down, and the cost for replacing the whole device is high.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a freezer liquid level alarm system which characterized in that: including the refrigerator, the front fixed mounting of refrigerator has the control unit, the inside fixedly connected with refrigerant case of refrigerator, refrigerator swing joint has level sensor, level sensor runs through the refrigerator and extends to the inside of refrigerant case, level sensor and the control unit electricity are connected, the right side fixed mounting of refrigerator has the protective housing, is equipped with the alarm body in the protective housing, and the alarm body is connected with the control unit, the front of alarm body is provided with the signal lamp, the control unit passes through WIFI two-way signal connection with remote terminal.
The liquid level sensor is provided with three sensors which are respectively used for controlling the red light, the yellow light and the green light through the control unit.
The refrigerator top and cryogen tank top be equipped with the hole, the aperture is greater than level sensor's diameter, the downthehole wall be equipped with two relative grooves, the tank bottom is equipped with the spring, spring coupling metal sheet, the metal sheet front end is equipped with the semicircle breach, two semicircle breachs make up into a round hole, the round hole aperture equals with level sensor diameter, level sensor on be equipped with the recess, be equipped with the magnetic ring in the recess. The magnetic ring sucks the metal plate out of the groove, the liquid level sensor is clamped, meanwhile, the hole gap is also sealed, meanwhile, when the liquid level sensor needs to be replaced, the liquid level sensor is directly pulled out, after the magnetic ring is separated from the metal plate, the metal plate is rapidly recovered, the hole is recovered, the liquid level sensor can be smoothly taken out, and replacement and maintenance are facilitated.
The liquid level sensor and the front surface of the refrigerant box are provided with liquid level lines which are uniformly distributed.
The control unit comprises a controller, the controller is in bidirectional electric connection with the ROM preset module, the output end of the ROM preset module is in electric connection with the input end of the data comparator, and the data comparator is in bidirectional electric connection with the controller.
The refrigerator bottom is installed the installation base, the liquid level observation window has been seted up in the front of refrigerator.
The alarm is characterized in that a protective door is arranged on the right side of the protective box, slide rails are fixedly connected to the top and the bottom of the inner wall of the protective box, sliding plates are slidably connected to the opposite sides of the two slide rails, the alarm body is fixedly installed between the two sliding plates, limiting devices are movably connected to the front face and the back face of the inner wall of the protective box, and the limiting devices are movably connected with the alarm body.
Stop device includes the articulated seat of first articulated seat, hydraulic telescoping rod and second, the inner wall fixed connection of first articulated seat and guard box, the articulated seat of second and alarm body swing joint.
The remote terminal can be one of a mobile phone or a computer.
The working principle is as follows: when the alarm is used, a worker can directly conduct primary judgment on the liquid level through the liquid level observation window 4, then the liquid level can more directly sense the liquid level condition in the refrigerant box 5 through the liquid level sensor 6, once the refrigerant is insufficient or exceeds the standard, the liquid level sensor 6 can transmit a signal to the control unit 3, the control unit 3 can judge data, then the signal lamp 13 is lightened, and the data is transmitted to the remote terminal 14, so that a user can more rapidly react, the phenomenon that the refrigerator 2 does not work due to the fact that the capacity of the internal refrigerant does not reach the standard and the use effect of a refrigeration house is influenced is avoided, the alarm body 11 can be taken out more easily through the common cooperation of the slide rail 9 and the sliding plate 10, and the alarm body 11 can be effectively prevented from deviating in the vertical direction when the alarm body 11 is taken out under the action of the limiting device 12, make things convenient for maintenance personal to overhaul it and change more, solved that traditional liquid level alarm is mostly integral, in case the alarm breaks down, it is very difficult to maintain, and changes the great problem of whole device cost.
Compared with the prior art, the invention has the beneficial effects that:
1. this freezer liquid level alarm device through setting up the liquid level observation window, makes staff's eyes can direct observation the liquid level condition of refrigerant to they make approximate judgement.
2. This freezer liquid level alarm device, through setting up level sensor, can be more direct respond to the liquid level condition of refrigerant incasement portion, in case the refrigerant is not enough or exceeds standard, level sensor can give the control unit with signal transmission, the control unit can judge data, then make the signal lamp light, and give remote terminal with data transmission, made things convenient for user's rapider reaction, avoided inside refrigerant capacity not up to standard to cause the refrigerator out of work, influence the result of use of freezer.
3. This freezer liquid level alarm device, under the common cooperation through slide rail and sliding plate, make taking out that the alarm body can be lighter, and under stop device's effect, when can effectually preventing to take out the alarm body, the skew in vertical side takes place for the alarm body, makes things convenient for maintenance personal to overhaul it and change more.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a system flow diagram of the present invention;
FIG. 3 is a schematic cross-sectional view of a bore;
FIG. 4 is a cross-sectional view of the protective case of the present invention;
FIG. 5 is a top view of the protective case of the present invention;
in the figure: the device comprises a mounting base 1, a refrigerator 2, a control unit 3, a liquid level observation window 4, a refrigerant box 5, a liquid level sensor 6, a protective box 7, a protective door 8, a sliding rail 9, a sliding plate 10, an alarm body 11, a limiting device 12, a signal lamp 13, a remote terminal 14, a hole 15, a groove 16, a spring 17 and a metal plate 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: a liquid level alarm device of a refrigeration house comprises an installation base 1, a refrigeration machine 2 is fixedly installed at the top of the installation base 1, a control unit 3 is fixedly installed on the front side of the refrigeration machine 2, the control unit 3 comprises a controller, the controller is electrically connected with a ROM preset module in a bidirectional mode, the output end of the ROM preset module is electrically connected with the input end of a data comparator, the data comparator is electrically connected with the controller in the bidirectional mode, data collected by a liquid level sensor 6 can be compared with preset data, whether warning is needed or not is judged, a liquid level observation window 4 is formed in the front side of the refrigeration machine 2, a refrigeration agent box 5 is fixedly connected inside the refrigeration machine 2, liquid level lines which are uniformly distributed are arranged on the front side of the refrigeration agent box 5, a user can conveniently observe the liquid level of refrigeration agent in a visual mode, the refrigeration agent 5 is movably, the liquid level sensor 6 runs through the refrigerator 2 and extends to the inside of the refrigerant box 5, the top of the refrigerator and the top of the refrigerant box are provided with holes 15, the diameter of each hole is larger than that of the liquid level sensor, the inner wall of each hole is provided with two opposite grooves 16, the bottom of each hole is provided with a spring 17, a spring is connected with a metal plate 18, the front end of each metal plate is provided with a semicircular notch, the two semicircular notches are combined into a circular hole, the diameter of the circular hole is equal to that of the liquid level sensor, the liquid level sensor is provided with a groove, and a magnetic. The metal plate is sucked out of the groove by the magnetic ring, the liquid level sensor is clamped, meanwhile, the hole gap is also sealed, meanwhile, when the metal plate needs to be replaced, the metal plate is directly pulled out, the magnetic ring is separated from the metal plate, the metal plate is rapidly recovered, the hole recovers, the liquid level sensor can be smoothly taken out, the replacement and maintenance are convenient, the liquid level sensor 6 is electrically connected with the control unit 3, the protection box 7 is fixedly installed on the right side of the refrigerator 2, the protection door 8 is arranged on the right side of the protection box 7, the top and the bottom of the inner wall of the protection box 7 are both fixedly connected with slide rails 9, the opposite sides of the two slide rails 9 are both slidably connected with slide plates 10, an alarm body 11 is fixedly installed between the two slide plates 10, the front side and the back side of the inner wall of the protection box 7 are both movably connected with limiting devices 12, the, Hydraulic telescoping rod and the articulated seat of second, the first articulated seat of and the inner wall fixed connection of guard box 7, the articulated seat of second and 11 swing joint of alarm body prevent that alarm body 11 from taking place the slope, the front of alarm body 11 is provided with signal lamp 13, the quantity of signal lamp 13 is three, and is red light, amber light and green light respectively, and under the normal condition, green light is bright, and the liquid level exceeds standard, and the amber light is bright, and when the liquid level was not enough, the red light was bright, the control unit 3 passes through WIFI bidirectional signal connection with remote terminal 14, remote terminal 14 can be for one kind in cell-phone or the computer, and the person of facilitating the use is long-range to operate.
The working principle is as follows: when the alarm is used, a worker can directly conduct primary judgment on the liquid level through the liquid level observation window 4, then the liquid level can more directly sense the liquid level condition in the refrigerant box 5 through the liquid level sensor 6, once the refrigerant is insufficient or exceeds the standard, the liquid level sensor 6 can transmit a signal to the control unit 3, the control unit 3 can judge data, then the signal lamp 13 is lightened, and the data is transmitted to the remote terminal 14, so that a user can more rapidly react, the phenomenon that the refrigerator 2 does not work due to the fact that the capacity of the internal refrigerant does not reach the standard and the use effect of a refrigeration house is influenced is avoided, the alarm body 11 can be taken out more easily through the common cooperation of the slide rail 9 and the sliding plate 10, and the alarm body 11 can be effectively prevented from deviating in the vertical direction when the alarm body 11 is taken out under the action of the limiting device 12, make things convenient for maintenance personal to overhaul it and change more, solved that traditional liquid level alarm is mostly integral, in case the alarm breaks down, it is very difficult to maintain, and changes the great problem of whole device cost.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a freezer liquid level alarm system which characterized in that: the alarm device comprises a refrigerator, wherein a control unit is fixedly installed on the front side of the refrigerator, a refrigerant box is fixedly connected inside the refrigerator, a liquid level sensor is movably connected with the refrigerator, the liquid level sensor penetrates through the refrigerator and extends into the refrigerant box, the liquid level sensor is electrically connected with the control unit, a protection box is fixedly installed on the right side of the refrigerator, an alarm body is arranged in the protection box and is connected with the control unit, a signal lamp is arranged on the front side of the alarm body, and the control unit is connected with a remote terminal through WIFI bidirectional signals;
the top of the refrigerator and the top of the refrigerant box are provided with holes, the diameter of each hole is larger than that of the liquid level sensor, the inner wall of each hole is provided with two opposite grooves, the bottom of each hole is provided with a spring, the springs are connected with a metal plate, the front end of the metal plate is provided with a semicircular notch, the two semicircular notches are combined into a circular hole, the diameter of the circular hole is equal to that of the liquid level sensor, the liquid level sensor is provided with a groove, and a magnetic ring is arranged in the; the magnetic ring sucks the metal plate out of the groove, clamps the liquid level sensor, simultaneously seals the hole gap, and is directly drawn out when needing to be replaced, after the magnetic ring is separated from the metal plate, the metal plate is rapidly recovered, the hole is recovered, and the liquid level sensor can be smoothly taken out;
the bottom of the refrigerator is provided with an installation base, and the front side of the refrigerator is provided with a liquid level observation window;
the alarm device comprises a protection box, a protection door, sliding plates, a limiting device and a control device, wherein the protection door is arranged on the right side of the protection box, the top and the bottom of the inner wall of the protection box are fixedly connected with the sliding rails, the sliding plates are slidably connected to the opposite sides of the two sliding rails, the alarm device body is fixedly arranged between the two sliding plates, the front side and the back side of the inner wall of the protection box are movably connected with the limiting device, and the limiting device;
stop device includes the articulated seat of first articulated seat, hydraulic telescoping rod and second, the inner wall fixed connection of first articulated seat and guard box, the articulated seat of second and alarm body swing joint.
2. The freezer liquid level alarm system of claim 1, characterized in that: the liquid level sensor is provided with three sensors which are respectively used for controlling the red light, the yellow light and the green light through the control unit.
3. The freezer liquid level alarm system of claim 1, characterized in that: the remote terminal can be one of a mobile phone or a computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810587173.6A CN108759291B (en) | 2018-06-08 | 2018-06-08 | Refrigeration house liquid level alarm system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810587173.6A CN108759291B (en) | 2018-06-08 | 2018-06-08 | Refrigeration house liquid level alarm system and method |
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| Publication Number | Publication Date |
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| CN108759291A CN108759291A (en) | 2018-11-06 |
| CN108759291B true CN108759291B (en) | 2020-10-02 |
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| CN201810587173.6A Active CN108759291B (en) | 2018-06-08 | 2018-06-08 | Refrigeration house liquid level alarm system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10494773B1 (en) * | 2018-11-28 | 2019-12-03 | Caterpillar Paving Products Inc. | Paving machine with an emulsion tank level sensor |
| CN112674732A (en) * | 2020-12-17 | 2021-04-20 | 张腾 | Multifunctional pulse detector and old people nursing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100506300C (en) * | 2007-06-25 | 2009-07-01 | 李斌 | Portable infusion monitor |
| CN205940704U (en) * | 2016-08-19 | 2017-02-08 | 上海源悦电子有限公司 | Contact level sensor |
| CN205937255U (en) * | 2016-08-22 | 2017-02-08 | 河南赛普斯特仪器仪表有限公司 | Hydraulic tank liquid level measurement device |
| CN208238881U (en) * | 2018-06-05 | 2018-12-14 | 界首市无限智能电子科技有限公司 | A kind of freezer liquid level alarm device |
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Effective date of registration: 20220130 Address after: 231200 Taohua scientific innovation center, No. 393, feicui Road, Feixi County, Hefei City, Anhui Province Patentee after: Anhui rongshangtianxia Information Technology Co.,Ltd. Address before: 236500 No. 689, Guangwu Avenue, Dongcheng, Jieshou City, Fuyang City, Anhui Province (Science and technology incubator building, entrepreneurship Square) Patentee before: JIESHOU CITY WUXIAN INTELLIGENT ELECTRONIC TECHNOLOGY CO.,LTD. |