CN219120757U - Antifreezing device for surface air cooler and purifying air conditioner - Google Patents
Antifreezing device for surface air cooler and purifying air conditioner Download PDFInfo
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- CN219120757U CN219120757U CN202320060529.7U CN202320060529U CN219120757U CN 219120757 U CN219120757 U CN 219120757U CN 202320060529 U CN202320060529 U CN 202320060529U CN 219120757 U CN219120757 U CN 219120757U
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Abstract
The utility model provides an antifreezing device for a surface cooler and a purifying air conditioner, and relates to the technical field of purifying air conditioning equipment, comprising a surface cooler main body, a gas transmission mechanism and a drainage pipeline; through the compressed air pipeline that utilizes gas-supply mechanism reposition of redundant personnel to the surface cooler main part inside in the air conditioning computer lab, utilize pascal's principle, apply pressure to the stationary fluid in airtight container, stationary fluid will not increase and decrease at all with this pressure transmission to all directions, the atmospheric pressure through compressed air with the interior remaining chilled water forced purge of surface cooler main part discharge, the chilled water in the surface cooler coil pipe that has in the prior art has been alleviated can't flow automatically and discharge completely, the cold ware coil pipe expansion crack is easily made under the low temperature environment, influence purification area environmental quality, cause economic loss's technical problem.
Description
Technical Field
The utility model relates to the technical field of purifying air conditioning equipment, in particular to an antifreezing device for a surface air cooler and a purifying air conditioner.
Background
The factory production department and laboratory all install the purification air conditioner, and every purification air conditioner has the surface cooler, and the surface cooler has the surface cooling section to dehumidify the purification zone and cool down, and the cold source adopts 7-12 ℃ chilled water. Water is injected into the surface cooler at the end of 4 months each year, and the air conditioning equipment starts working in summer mode; draining the surface cooler at the end of 10 months each year, and starting the air conditioning equipment to work in winter mode.
In the prior art, a drainage valve is opened for drainage of the surface cooler, and drainage is carried out in a self-flowing mode, and because the surface cooler coil pipe is arranged in a serpentine mode, drainage points cannot be arranged at the lowest point of the surface cooler coil pipe, so that a small amount of frozen water residues in each layer of coil pipe cannot be discharged automatically; after entering winter, the outdoor fresh air temperature is below 0 ℃, and is lower than the freezing point of residual chilled water in the surface cooler, once a fresh air preheater in front of the surface cooler fails (for example, the steam of the preheater is disconnected and drainage of a steam trap is not smooth), the low-temperature fresh air passes through the surface cooler, so that the residual chilled water in the surface cooler can be frozen, a coil pipe of the surface cooler is burst, the environmental quality of a purification area is seriously influenced, and huge economic loss is caused.
Disclosure of Invention
The utility model aims to provide an antifreezing device for a surface cooler and a purifying air conditioner, so as to solve the technical problems that chilled water in a coil pipe of the surface cooler in the prior art cannot flow automatically and be completely discharged, the coil pipe of the surface cooler is easily cracked in a low-temperature environment, the environmental quality of a purifying area is influenced, and economic loss is caused.
The utility model provides an antifreezing device for a surface cooler, which comprises: the surface cooler comprises a surface cooler main body, a gas transmission mechanism and a drainage pipeline;
the air delivery mechanism is connected with one end of the coil pipe of the surface cooler main body, the drainage pipeline is connected with the other end of the coil pipe of the surface cooler main body, the air delivery mechanism is used for being connected with a compressed air pipeline in an air conditioner room so as to deliver compressed air into the coil pipe of the surface cooler main body, and chilled water in the coil pipe of the surface cooler main body is discharged along the compressed air through the drainage pipeline.
In a preferred embodiment of the present utility model, the valve further comprises a first control valve;
the first control valve is positioned between the gas transmission mechanism and the surface cooler main body and is used for adjusting the communication or closing between the gas transmission mechanism and the surface cooler main body.
In a preferred embodiment of the present utility model, the gas delivery mechanism includes a gas delivery line and a first hand valve;
the two ends of the air conveying pipeline are respectively connected with the compressed air pipeline and the surface cooler main body, the first hand valve is arranged on the air conveying pipeline and is used for controlling the air conveying pipeline to be communicated with or closed off the surface cooler main body.
In a preferred embodiment of the present utility model, the first hand valves are provided with two groups, the two groups of first hand valves are respectively located at two ends of the first control valve, the two groups of first hand valves are both installed on the air delivery pipeline, one group of first hand valves is used for controlling the communication or closing of the air delivery pipeline to the first control valve, and the other group of first hand valves is used for controlling the communication or closing of the first control valve to the main body of the surface air cooler.
In a preferred embodiment of the present utility model, a second hand valve is further included;
the second hand valve is located between the drainage pipeline and the surface cooler main body, and is installed on the drainage pipeline, and the second hand valve is used for controlling the drainage pipeline to be communicated with or closed with the surface cooler main body.
In a preferred embodiment of the present utility model, the temperature sensor and the temperature control body are further included;
the temperature sensor is located at the rear end of the surface air cooler main body, the temperature sensor and the first control valve are both in electrical signal connection with the temperature control main body, the temperature sensor is used for detecting temperature information in the surface air cooler main body and conveying the temperature information to the temperature control main body, and the temperature control main body correspondingly controls the opening and closing of the first control valve.
In a preferred embodiment of the utility model, the device further comprises an alarm mechanism;
the alarm mechanism is in electrical signal connection with the temperature control main body, and the temperature control main body is used for correspondingly controlling the on-off of the alarm mechanism according to the temperature feedback of the temperature sensor.
In a preferred embodiment of the present utility model, the display device further comprises a display main body and a liquid sensor;
the liquid sensor is positioned at the joint of the drainage pipeline and the surface cooler main body, is in electrical signal connection with the temperature control main body, and is used for detecting liquid flow information in the mixture of the discharged gas and the liquid of the surface cooler main body and conveying the liquid flow information to the temperature control main body;
the display main body is in electrical signal connection with the temperature control main body, and the display main body can correspondingly display temperature information fed back by the temperature sensor and liquid flow information fed back by the liquid sensor.
In the preferred embodiment of the utility model, the utility model also comprises a protective sleeve;
the protective sleeve is detachably connected with the surface cooler main body, and the protective sleeve can be sleeved outside the coil pipe of the surface cooler main body.
The utility model provides a purifying air conditioner which comprises the antifreezing device for a surface cooler.
The utility model provides an antifreezing device for a surface cooler, which comprises: the surface cooler comprises a surface cooler main body, a gas transmission mechanism and a drainage pipeline; the air delivery mechanism is connected with one end of a coil of the surface cooler main body, the drainage pipeline is connected with the other end of the coil of the surface cooler main body, and the air delivery mechanism is used for being connected with a compressed air pipeline in an air conditioner room so as to deliver compressed air into the coil of the surface cooler main body, and chilled water in the coil of the surface cooler main body is discharged along the compressed air through the drainage pipeline; through the compressed air pipeline that utilizes gas-supply mechanism reposition of redundant personnel to the surface cooler main part inside in the air conditioning computer lab, utilize pascal's principle, apply pressure to the stationary fluid in airtight container, stationary fluid will not increase and decrease at all with this pressure transmission to all directions, the atmospheric pressure through compressed air with the interior remaining chilled water forced purge of surface cooler main part discharge, the chilled water in the surface cooler coil pipe that has in the prior art has been alleviated can't flow automatically and discharge completely, the cold ware coil pipe expansion crack is easily made under the low temperature environment, influence purification area environmental quality, cause economic loss's technical problem.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an overall structure of an antifreezing device for a surface cooler according to an embodiment of the present utility model.
Icon: 100-a surface cooler body; 200-an air conveying mechanism; 201-a gas transmission pipeline; 202-a first hand valve; 300-drainage pipeline; 400-a first control valve; 500-a temperature sensor; 600-a temperature control body; 700-alarm mechanism; 800-second hand valve.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, an antifreezing device for a surface cooler provided in this embodiment includes: a surface cooler main body 100, a gas transmission mechanism 200 and a drainage pipeline 300; the air delivery mechanism 200 is connected with one end of a coil of the surface cooler main body 100, the drainage pipeline 300 is connected with the other end of the coil of the surface cooler main body 100, the air delivery mechanism 200 is used for being connected with a compressed air pipeline in an air conditioner room so as to deliver compressed air into the coil of the surface cooler main body 100, and chilled water in the coil of the surface cooler main body 100 is discharged along the compressed air through the drainage pipeline 300.
It should be noted that, the antifreeze device for a surface cooler provided in this embodiment can utilize equipment in an air conditioning machine room, by splitting a compressed air pipeline of a compressor in the air conditioning machine room, that is, connecting the compressed air pipeline with the compressed air pipeline through the air transmission mechanism 200, before entering winter, discharging chilled water in the surface cooler main body 100 in a self-flowing manner through the drainage pipeline 300, and the rest of the chilled water sweeps the inside of a coil of the surface cooler main body 100 through the compressed air pipeline communicating the air transmission mechanism 200 and the space machine room, and applies pressure to static fluid in the closed surface cooler main body 100 by using the air pressure pascal principle, so that the rest of the chilled water in the surface cooler main body 100 moves along the direction of pressure conveying, thereby forcibly sweeping and discharging the rest of the chilled water in the surface cooler main body 100; because according to the environment of air conditioner room, through utilizing the reposition of redundant personnel of the compressed air pipeline that has in the air conditioner room, furthest can save the cost, through increasing the intercommunication of gas transmission mechanism 200 and guaranteed that the refrigerated water is discharged completely, be fit for popularization and application.
The antifreeze device for the surface cooler provided by the embodiment comprises: a surface cooler main body 100, a gas transmission mechanism 200 and a drainage pipeline 300; the air delivery mechanism 200 is connected with one end of a coil of the surface cooler main body 100, the drainage pipeline 300 is connected with the other end of the coil of the surface cooler main body 100, the air delivery mechanism 200 is used for being connected with a compressed air pipeline in an air conditioner room so as to deliver compressed air into the coil of the surface cooler main body 100, and chilled water in the coil of the surface cooler main body 100 is discharged along the compressed air through the drainage pipeline 300; through the compressed air pipeline in the air conditioner room utilizes gas transmission mechanism 200 to shunt to the surface cooler main part 100 inside, utilizes pascal's principle to exert pressure to the stationary fluid in airtight container, the stationary fluid can be with this pressure transmission to all directions with no increase or decrease at all, forced the purge of the refrigerated water that remains in the surface cooler main part 100 through the atmospheric pressure of compressed air is discharged, the refrigerated water in the surface cooler coil pipe that has had in the prior art can't flow automatically and discharge completely has been alleviated, it is easy to make the surface cooler coil pipe burst under the low temperature environment, influence purification area environmental quality, cause economic loss's technical problem.
Further, in the preferred embodiment of the present utility model, the first control valve 400 is further included on the basis of the above embodiment; the first control valve 400 is located between the air delivery mechanism 200 and the surface cooler main body 100, and the first control valve 400 is used for adjusting the communication or closing between the air delivery mechanism 200 and the surface cooler main body 100.
In this embodiment, the first control valve 400 can adjust the communication between the air delivery mechanism 200 and the surface cooler main body 100 or close the air delivery mechanism, that is, when the compressed air inside the surface cooler main body 100 is purged, the first control valve 400 is opened to ensure the passage state of the air delivery mechanism 200, and after the purging is completed, the first control valve 400 is closed to ensure the closing state of the air delivery mechanism 200, thereby realizing the regulation and purging inside the surface cooler main body 100, avoiding the need of disassembling the air delivery mechanism 200 during each purging, and saving the cost of manual operation.
In the preferred embodiment of the present utility model, the temperature sensor 500 and the temperature control body 600 are further included; the temperature sensor 500 is located at the rear end of the surface cooler main body 100, the temperature sensor 500 and the first control valve 400 are both electrically connected with the temperature control main body 600, the temperature sensor 500 is used for detecting temperature information in the surface cooler main body 100 and transmitting the temperature information to the temperature control main body 600, and the temperature control main body 600 correspondingly controls the opening and closing of the first control valve 400.
Alternatively, the first control valve 400 may employ a solenoid valve, and the temperature-controlled body 600 may be various, for example: MCU, computer, PLC controller, etc.; preferably, the temperature control main body 600 can be an MCU, a micro control unit (Microcontroller Unit; MCU), also called a single chip microcomputer or a single chip microcomputer, which properly reduces the frequency and the specification of the central processing unit, integrates peripheral interfaces such as a memory, a counter, USB, A/D conversion, UART, PLC, DMA and the like, and even an LCD driving circuit on a single chip to form a chip-level computer, and performs different combination control for different application occasions. Preferably, the temperature control main body 600 may adopt an STM32F103C8T6 single chip microcomputer, and the controller may also adopt PLC control, which will not be described herein.
In this embodiment, in order to prevent the pipe valve in the purifying air conditioner from being not tight and the condensed water in the surface air cooler main body 100 from being generated due to cold and hot alternation, the risk of the coil of the surface air cooler main body 100 being frozen and cracked still is still possible during the running process in winter, the temperature control main body 600 is preset with a temperature threshold value by using the first control valve 400 with the electromagnetic valve and adding the temperature sensor 500 at the rear end of the surface air cooler main body 100, preferably, the temperature threshold value is set to 0 ℃, and the temperature control main body 600 can control the opening or closing of the first control valve 400 based on the temperature threshold value; specifically, during the winter running process, when the temperature of the rear end of the surface cooler main body 100 is lower than 0 ℃, the failure of the preheater at the front end of the surface cooler main body 100 is illustrated, the temperature control main body 600 controls the first control valve 400 to be opened, compressed air can continuously purge the interior of the surface cooler main body 100, frost heaving of the surface cooler main body 100 can be effectively prevented, when the failure of the preheater at the front end of the surface cooler main body 100 is removed, the temperature of the rear end of the surface cooler main body 100 is raised, when the temperature of the rear end of the surface cooler main body 100 is higher than 0 ℃, the temperature control main body 600 controls the first control valve 400 to be closed, and the purging is finished.
Optionally, the temperature control main body 600 may further include a time delay device, where the time delay device is used as a timing structure for controlling the first control valve 400 to be closed by the temperature control main body 600, that is, when the temperature control main body 600 controls the first control valve 400 to be opened, the first control valve 400 is in a state of continuously being opened all the time, when the temperature control main body 600 needs to close the first control valve 400, the time delay device can prolong the closing time of the first control valve 400, that is, when the temperature of the rear end of the surface air cooler main body 100 is just higher than 0 ℃, the rear end temperature of the surface air cooler main body 100 is lower than 0 ℃ under the condition that the cleaning air conditioner pipeline valve is not tight, and the condition that the opening and closing of the first control valve 400 is not timely can be avoided, so that the service life of the first control valve 400 is reduced can be avoided, the first control valve 400 can be ensured to have a safe time to react, and the delay protection of the first control valve 400 can be further ensured; alternatively, the delay time of the delayer may be preset in advance, for example, the delayer may be turned off with a delay of 10 seconds, that is, after the temperature of the rear end of the surface cooler body 100 is higher than 0 ℃ for 10 seconds, the first control valve 400 is turned off.
In a preferred embodiment of the present utility model, an alert mechanism 700 is also included; the alarm mechanism 700 is electrically connected with the temperature control main body 600, and the temperature control main body 600 is used for correspondingly controlling the on-off of the alarm mechanism 700 according to the temperature feedback of the temperature sensor 500.
Alternatively, the alarm mechanism 700 may include a buzzer and a light alarm, where the alarm mechanism 700 prompts a field person to check in time by adopting an audible and visual reminding function, that is, by using an audible alarm of the buzzer and a color change of the light alarm, so that the pre-heater fault can be removed and maintained more quickly.
In a preferred embodiment of the present utility model, the display device further comprises a display main body and a liquid sensor; the liquid sensor is positioned at the joint of the drainage pipeline 300 and the surface cooler main body 100, is in electrical signal connection with the temperature control main body 600, and is used for detecting the liquid flow information in the air-liquid mixture discharged by the surface cooler main body 100 and transmitting the liquid flow information to the temperature control main body 600; the display body is electrically connected with the temperature control body 600, and the display body can correspondingly display temperature information fed back by the temperature sensor 500 and liquid flow information fed back by the liquid sensor.
In this embodiment, the display main body may adopt a display screen, and the liquid sensor can detect the liquid in the gas-liquid mixture blown out by the surface cooler main body 100, and by detecting the liquid discharge condition in time, it can better determine whether the liquid in the gas-liquid mixture is completely discharged; in addition, the temperature control main body 600 may be preset with a liquid flow threshold, when the liquid flow value fed back by the liquid sensor is lower than the flow threshold, it indicates that the chilled water in the surface cooler main body 100 is completely drained, and the temperature control main body 600 can correspondingly control the closing of the first control valve 400.
In the preferred embodiment of the present utility model, the gas delivery mechanism 200 includes a gas delivery line 201 and a first hand valve 202; the two ends of the air conveying pipeline 201 are respectively connected with the compressed air pipeline and the surface cooler main body 100, the first hand valve 202 is installed on the air conveying pipeline 201, and the first hand valve 202 is used for controlling the air conveying pipeline 201 to be communicated with or closed off the surface cooler main body 100.
In this embodiment, the air transmission pipeline 201 is used as a connecting pipeline between the compressed air pipeline and the surface cooler main body 100, and the first hand valve 202 is installed on the air transmission pipeline 201, so that the communication or closing between the compressed air pipeline and the surface cooler main body 100 can be manually controlled by using the first hand valve 202, thereby facilitating the operation of draining water in winter and closing in summer.
In the preferred embodiment of the present utility model, two sets of first hand valves 202 are provided, the two sets of first hand valves 202 are respectively located at two ends of the first control valve 400, and the two sets of first hand valves 202 are both installed on the air delivery pipeline 201, wherein one set of first hand valves 202 is used for controlling the communication or closing of the air delivery pipeline 201 to the first control valve 400, and the other set of first hand valves 202 is used for controlling the communication or closing of the first control valve 400 to the surface cooler main body 100.
In this embodiment, in order to ensure timely maintenance and replacement of the first control valve 400, the first hand valves 202 are respectively installed at two ends of the first control valve 400, wherein one first hand valve 202 can close the compressed air pipeline and the first control valve 400, and the other first hand valve 202 can close the first control valve 400 and the surface cooler main body 100, and the first hand valve 202 is manually opened and closed, so that later maintenance and multiple control on the gas transmission pipeline 201 are facilitated; specifically, the first hand valve 202 and the second hand valve 800 are both in an open state during winter drainage, and the first hand valve 202 and the second hand valve 800 are both in a closed state during non-drainage.
In a preferred embodiment of the present utility model, a second hand valve 800 is also included; the second hand valve 800 is located between the drain line 300 and the surface cooler body 100, and the second hand valve 800 is mounted on the drain line 300, and the second hand valve 800 is used to control the communication or closing of the drain line 300 and the surface cooler body 100.
In this embodiment, the second hand valve 800 can control the opening and closing of the drain pipeline 300, that is, when the surface cooler main body 100 needs to be drained, the drain passage inside the surface cooler main body 100 is realized by manually opening the second hand valve 800, and when the drain is not needed, only the second hand valve 800 needs to be manually closed.
In the preferred embodiment of the utility model, the utility model also comprises a protective sleeve; the lag is detachably connected with the surface cooler body 100, and the lag can be sleeved outside the coil of the surface cooler body 100.
In this embodiment, the protecting sleeve can be used as a protecting structure of the exterior of the surface cooler main body 100, and by sleeving the protecting sleeve on the exterior of the coil of the surface cooler main body 100 in the running process in winter, the coil of the surface cooler main body 100 can be protected from the exterior, i.e. the heat preservation and clamping and fixing effects can be provided for the coil of the surface cooler main body 100; optionally, the protecting sleeve can be an elastic sleeve with an opening, namely, the protecting sleeve can be clamped outside the coil pipe of the main body 100 of the surface cooler through the opening, so that the protecting sleeve is convenient to detach and install.
The purifying air conditioner comprises the antifreezing device for the surface cooler; since the technical effects of the purifying air conditioner provided in the present embodiment are the same as those of the antifreeze device for a surface air cooler provided in the above embodiment, the description thereof will not be repeated here.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. An antifreeze apparatus for a surface cooler, comprising: a surface cooler main body (100), a gas transmission mechanism (200) and a drainage pipeline (300);
the air delivery mechanism (200) is connected with one end of a coil pipe of the surface cooler main body (100), the drainage pipeline (300) is connected with the other end of the coil pipe of the surface cooler main body (100), the air delivery mechanism (200) is used for being connected with a compressed air pipeline in an air conditioner room so as to convey compressed air into the coil pipe of the surface cooler main body (100), and chilled water in the coil pipe of the surface cooler main body (100) is discharged through the drainage pipeline (300) along the compressed air.
2. The antifreeze apparatus for a surface cooler according to claim 1, further comprising a first control valve (400);
the first control valve (400) is located between the gas transmission mechanism (200) and the surface cooler main body (100), and the first control valve (400) is used for adjusting communication or closing between the gas transmission mechanism (200) and the surface cooler main body (100).
3. The antifreeze apparatus for a surface cooler according to claim 2, wherein the gas delivery mechanism (200) includes a gas delivery line (201) and a first hand valve (202);
the two ends of the air conveying pipeline (201) are respectively connected with the compressed air pipeline and the surface cooler main body (100), the first hand valve (202) is installed on the air conveying pipeline (201), and the first hand valve (202) is used for controlling the air conveying pipeline (201) to be communicated with or closed with the surface cooler main body (100).
4. An anti-freeze apparatus for a surface cooler according to claim 3, wherein the first hand valves (202) are provided with two groups, the two groups of first hand valves (202) are respectively located at two ends of the first control valve (400), the two groups of first hand valves (202) are both installed on the gas transmission pipeline (201), one group of first hand valves (202) is used for controlling the communication or closing of the gas transmission pipeline (201) to the first control valve (400), and the other group of first hand valves (202) is used for controlling the communication or closing of the first control valve (400) to the surface cooler main body (100).
5. The antifreeze apparatus for a surface cooler of claim 1, further comprising a second hand valve (800);
the second hand valve (800) is located between the drainage pipeline (300) and the surface cooler main body (100), the second hand valve (800) is installed on the drainage pipeline (300), and the second hand valve (800) is used for controlling the communication or closing of the drainage pipeline (300) and the surface cooler main body (100).
6. The antifreeze apparatus for a surface cooler according to claim 2, further comprising a temperature sensor (500) and a temperature control body (600);
the temperature sensor (500) is located at the rear end of the surface cooler main body (100), the temperature sensor (500) and the first control valve (400) are electrically connected with the temperature control main body (600), the temperature sensor (500) is used for detecting temperature information in the surface cooler main body (100) and conveying the temperature information to the temperature control main body (600), and the temperature control main body (600) correspondingly controls the opening and closing of the first control valve (400).
7. The antifreeze apparatus for a surface cooler of claim 6, further comprising an alarm mechanism (700);
the alarm mechanism (700) is in electrical signal connection with the temperature control main body (600), and the temperature control main body (600) is used for correspondingly controlling the opening and closing of the alarm mechanism (700) according to the temperature feedback of the temperature sensor (500).
8. The antifreeze for a surface cooler of claim 6, further comprising a display body and a liquid sensor;
the liquid sensor is positioned at the joint of the drainage pipeline (300) and the surface cooler main body (100), the liquid sensor is in electrical signal connection with the temperature control main body (600), and the liquid sensor is used for detecting liquid flow information in the gas-liquid mixture discharged by the surface cooler main body (100) and transmitting the liquid flow information to the temperature control main body (600);
the display main body is in electrical signal connection with the temperature control main body (600), and the display main body can correspondingly display temperature information fed back by the temperature sensor (500) and liquid flow information fed back by the liquid sensor.
9. The antifreeze apparatus for a surface cooler of any of claims 1-8, further comprising a protective jacket;
the protective sleeve is detachably connected with the surface cooler main body (100), and the protective sleeve can be sleeved outside the coil pipe of the surface cooler main body (100).
10. A clean air conditioner comprising an antifreeze device for a surface air cooler as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320060529.7U CN219120757U (en) | 2023-01-09 | 2023-01-09 | Antifreezing device for surface air cooler and purifying air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320060529.7U CN219120757U (en) | 2023-01-09 | 2023-01-09 | Antifreezing device for surface air cooler and purifying air conditioner |
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| CN219120757U true CN219120757U (en) | 2023-06-02 |
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| CN202320060529.7U Active CN219120757U (en) | 2023-01-09 | 2023-01-09 | Antifreezing device for surface air cooler and purifying air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117366853A (en) * | 2023-12-04 | 2024-01-09 | 江苏富通空调净化设备制造有限公司 | Antifreezing surface cooler |
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2023
- 2023-01-09 CN CN202320060529.7U patent/CN219120757U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117366853A (en) * | 2023-12-04 | 2024-01-09 | 江苏富通空调净化设备制造有限公司 | Antifreezing surface cooler |
| CN117366853B (en) * | 2023-12-04 | 2024-03-22 | 江苏富通空调净化设备制造有限公司 | Antifreezing surface cooler |
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