CN115388471A - Surface cooler and air conditioning unit - Google Patents

Abstract

The invention discloses a surface cooler and an air conditioning unit, comprising: the heat exchange tube comprises a frame, a plurality of heat exchange tubes arranged in the frame, a first pipeline and a second pipeline arranged on one side of the frame, wherein the two ends of each heat exchange tube are respectively connected with the first pipeline and the second pipeline, the first pipeline and the second pipeline are vertically arranged side by side, the first pipeline and a top pipe orifice of the second pipeline are positioned at the same height, and a bottom pipe orifice is closed. According to the invention, the first pipeline and the second pipeline are vertically arranged, and the openings are arranged at the top side by side, so that the transverse occupied area of the surface air cooler is reduced, and the surface air cooler can be applied to products with limited transverse volume, meanwhile, the first pipeline and the second pipeline are arranged side by side, the water inlet and the water outlet are positioned at the same height, and the distance between the first pipeline and the second pipeline and the frame is the same, so that the surface air cooler can be turned by 180 degrees for use. Meanwhile, the drainage device is arranged to realize the self-drainage of the surface cooler, so that the residual water in the surface cooler is prevented from freezing and damaging a coil pipe of the surface cooler due to low temperature.

Description

Surface cooler and air conditioning unit

Technical Field

The invention relates to the technical field of air conditioners, in particular to a surface cooler and an air conditioning unit.

Background

Traditional air conditioning unit specifically is like left formula unit, right formula unit, and the side at the cabinet body is set up to the business turn over to the perpendicular side extends outward, and advances, the delivery port is not located same vertical line, but is located two parallel vertical lines, advances promptly, delivery port misplaces about and the interval sets up from top to bottom, consequently, the surface cooler of left formula unit and right formula unit can not be general. In addition, the surface cooler is installed in the unit, and a section of connecting pipe is reserved at the water inlet and the water outlet of the surface cooler, so that the unit is large in transverse volume, and the transverse connecting pipe reserved on the side surface of the surface cooler occupies transverse space to influence the overall layout of products with limited transverse volume, such as medical shady and cool cabinets and the like.

Disclosure of Invention

The invention provides a surface air cooler and an air conditioning unit, aiming at solving the technical problems that the surface air cooler in the prior art cannot be used in a left-right universal mode and occupies too much space in a transverse direction.

The technical scheme adopted by the invention is as follows:

the invention provides a surface cooler, comprising: the heat exchange tube comprises a frame, a plurality of heat exchange tubes arranged in the frame, a first pipeline and a second pipeline arranged on one side of the frame, wherein two ends of each heat exchange tube are respectively connected with the first pipeline and the second pipeline.

The bottom of the first pipeline or the second pipeline is provided with a water outlet and a switch valve for switching the water outlet. The water in the surface cooler can be discharged by the action of gravity.

The invention further provides an air conditioning unit which comprises the surface cooler, and the top of a casing of the air conditioning unit is provided with a preformed hole corresponding to the first pipeline and the second pipeline.

Further, the air conditioning unit further includes: and the drainage device is used for draining residual water in the surface cooler.

The drainage device includes: the air exhaust component, an air pipe connecting the air exhaust component and the first pipeline or the second pipeline, and an air valve arranged on the air pipe. And residual water in the surface cooler is discharged from the water outlet through wind pressure.

The subassembly of airing exhaust includes: the air conditioner comprises a shell arranged at the top of the air conditioning unit, a pair of wind wheels arranged in the shell, gears which are respectively coaxially connected with the wind wheels and are meshed with each other, a motor driven by the gears to rotate, and an air inlet arranged at the position between the wind wheels and right opposite to the side surface of the shell.

Furthermore, the air inlet of the shell is provided with a filter. And dust is prevented from entering the surface cooler from the drainage device.

In one embodiment, the air conditioning unit further comprises a controller and a sensor for detecting the ambient temperature, and when the ambient temperature is lower than the preset temperature, the controller opens the switch valve and opens the air exhaust assembly and the air valve.

In another embodiment, the air conditioning unit further comprises a controller, a temperature sensor for detecting the ambient temperature, and a water sensor for detecting whether water exists in the surface air cooler, wherein when the ambient temperature detected by the temperature sensor is lower than a preset temperature and the water sensor sends a water signal, the controller controls to open the switch valve and open the air exhaust assembly and the air valve, and when the water sensor sends a water-free signal, the controller controls to close the air exhaust assembly, the air valve and the switch valve.

Further, the bottom of the first pipeline or the second pipeline is provided with the water sensor.

Compared with the prior art, the surface cooler has the advantages that the first pipeline and the second pipeline are vertically arranged, the openings are arranged at the top side by side, the transverse occupied area of the surface cooler is reduced, the surface cooler can be applied to products with limited transverse volume, meanwhile, the first pipeline and the second pipeline are arranged side by side, the water inlet and the water outlet are located at the same height, the distance between the first pipeline and the second pipeline and the frame is the same, and the surface cooler can be turned for 180 degrees. And when the environmental temperature is lower than the preset temperature value, the unit realizes the self-drainage of the surface cooler by blowing and opening the water outlet, and the residual water in the surface cooler is prevented from freezing the coil pipe of the surface cooler due to low temperature.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and 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 may be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a surface cooler according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a surface cooler after angle change according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram in an embodiment of the present invention;

FIG. 4 is a schematic diagram of the construction of the plenum in the embodiment of the present invention;

1. a first conduit; 2. a second conduit; 3. a water immersion sensor; 4. an on-off valve; 5. a housing; 6. a wind wheel; 7. a motor; 8. an air duct; 9. a housing; 10. a frame; 11. a heat exchange tube; 12. an air valve.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The principles and structures of the present invention are described in detail below with reference to the drawings and the embodiments.

Traditional air conditioning unit specifically is like left formula unit, right formula unit, and the setting of the business turn over of its surface cooler, delivery port are in the side of the cabinet body, and advance, the delivery port is not located same vertical line, but is located two parallel vertical lines, advances promptly, delivery port about misplacing and upper and lower interval sets up, consequently, the surface cooler of left formula unit and right formula unit can not be general. In addition, the surface air cooler is installed in the unit, a section of stage is reserved at the water inlet and the water outlet of the surface air cooler, the transverse volume of the unit is large, and the surface air coolers of the side face connecting pipes in products with limited transverse volume occupy space to influence the layout, for example, products such as medical shady and cool cabinets and the like.

As shown in fig. 1 and 2, the present invention provides a surface cooler, which specifically includes: frame 10, many heat exchange tubes 11, first pipeline 1, second pipeline 2 specifically still include the part that current surface cooler such as radiating fin contained, and pipe heat pipe 11 is the coil pipe, from last to setting up many and being located frame 10 down, makes the air that penetrates the back and wear out from the frame front can both pass through heat exchange tube and heat exchange tube heat transfer, and the radiating fin is fixed outside the heat exchange tube simultaneously, increases heat exchange efficiency. Two open ends of every heat exchange tube 11 are worn out to the frame 10 outside from one side of frame, form from last to arranging a plurality of interfaces outside the same side of frame 10 down, first pipeline 1 and the vertical setting of second pipeline 2 are in one side of frame, the side of first pipeline 1 is fixed and is communicate with the open end of every heat exchange tube 11 one end, the side of second pipeline 2 is fixed and is communicated with the open end of the other end of every heat exchange tube 11, first pipeline 1 promptly, second pipeline 2 is as the trunk line of advancing, going out water. The top openings of the first pipeline 1 and the second pipeline 2 extend upwards, so that the first pipeline and the second pipeline are arranged side by side, the water inlet and the water outlet are located at the same height, and the distance between the first pipeline and the second pipeline and the frame is the same, so that the surface air cooler can be turned for 180 degrees for use.

As shown in fig. 1, the first pipeline 1 and the second pipeline 2 are located on the left side of the frame 10, and after turning 180, as shown in fig. 2, the first pipeline 1 and the second pipeline 2 are located on the right side of the frame 10, that is, the left-type unit and the right-type unit can be used. And openings which penetrate through the first pipeline and the second pipeline are arranged on the top surfaces of the left unit and the right unit. The pipeline penetrates out of the top surface of the unit, so that the occupation of the transverse volume can be reduced.

In a specific embodiment, a switch valve 4 is arranged at the bottom of the first pipeline 1 or the second pipeline 2, a water outlet is arranged at the position of the switch valve 4, the water outlet of the switch valve is communicated with the outside, and an induction probe of the water sensor 3 is further arranged at the bottom of the first pipeline 1 or the second pipeline 2. The water sensor 3 may be replaced with a detection device such as a liquid level sensor.

In other embodiments, a connecting pipe can be arranged on the bottommost heat exchange pipe, and a switch valve and an induction probe of the water immersion detector are arranged on the connecting pipe.

In other embodiments, a switch valve and an induction probe of the water immersion detector can also be directly arranged on the bottommost heat exchange tube.

As shown in fig. 3 and 4, the present invention further provides an air conditioning unit, which includes the surface cooler and the surface cooler drainage device. Specifically, the surface air cooler is installed in a machine shell 9 of the air conditioning unit, two preformed holes are formed in the top of the machine shell 9 side by side and used for penetrating out a first pipeline 1 and a second pipeline 2, and a drainage device of the surface air cooler is arranged on the top of the machine shell.

The surface cooler drainage device specifically includes: an air exhaust component, an air pipe 8 connecting the air exhaust component and the first pipeline 1 or the second pipeline 2, and an air valve 12 for cutting off the air pipe 8. The subassembly of airing exhaust is used for extracting the external air and blows in tuber pipe 8, and the tuber pipe directly communicates the trunk line of surface cooler, when needing the drainage, opens ooff valve 4 on the surface cooler earlier, treats that water flows most back through the action of gravity, opens again and airs exhaust subassembly and blast gate 12, makes wind blow into the surface cooler, through the effect of wind pressure, discharges remaining water from the outlet in the surface cooler.

When water needs to be drained, the switch valve 4 on the surface air cooler can be opened, the air exhaust assembly and the air valve 12 are directly opened, air is blown into the surface air cooler, and water remaining in the surface air cooler is drained from the water outlet under the action of air pressure.

In an embodiment, the air conditioning unit or the surface air cooler drainage device further includes: a temperature sensor for detecting the ambient temperature, and a controller electrically connected with the water sensor 3, the temperature sensor, the air exhaust assembly, the air valve and the switch valve.

When the ambient temperature is lower than the preset temperature, the controller opens the switch valve 4 on the surface air cooler, opens the air exhaust assembly and the air valve, and discharges residual water in the surface air cooler, thereby avoiding freezing the surface air cooler due to low temperature.

In another preferred embodiment, the air conditioning unit or the drainage device of the surface cooler further comprises: the water sensor 3 is arranged at the bottom of the surface air cooler and used for detecting whether residual water exists in the surface air cooler, the temperature sensor used for detecting the ambient temperature and the controller electrically connected with the water sensor, the temperature sensor, the air exhaust assembly, the air valve and the switch valve.

When the environmental temperature detected by the temperature sensor is lower than the preset temperature and the water sensor sends a water signal, the controller opens the switch valve 4 and opens the air exhaust assembly and the air valve 12, and when the water sensor sends a water-free signal, the controller controls the air exhaust assembly, the air valve and the switch valve to be closed. Residual water in the surface air cooler is discharged, so that the surface air cooler is prevented from being frozen and damaged due to freezing of the water in the surface air cooler caused by low temperature. Simultaneously, whether residual water exists in the surface air cooler can be accurately judged through the water immersion sensor, and the air exhaust assembly and the air valve can be closed in time.

The above-mentioned air exhaust assembly can be specifically used in various ways, and the description is given by way of example, and the scope of the invention is not limited by this example.

In a specific embodiment, as shown in fig. 4, the exhaust assembly comprises: the air conditioner comprises a shell 5 arranged at the top of the air conditioning unit, a pair of wind wheels 6 arranged in the shell, a pair of gears which are respectively coaxially connected with the wind wheels and are meshed with each other, a motor 7 driven by the gears to rotate, and an air inlet is formed in the position, opposite to the position between the wind wheels 6, of the side face of the shell. The shell is divided into an upper part and a lower part, the lower part is a transmission chamber, a pair of gears which are meshed with each other are arranged in the transmission chamber, the upper part is an air chamber, one side of the air chamber is provided with an air inlet, the other side of the air chamber is communicated with an air pipe 8, wind wheels 6 are arranged in the air chamber, the wind wheels and the gears are in one-to-one correspondence and are connected through connecting shafts, so that the two wind wheels can be driven by the gears to rotate in opposite directions, and air is introduced into the air chamber from the air inlet. The motor is arranged outside the shell and positioned at the top of the air conditioner shell, a transmission shaft of the motor is inserted into the transmission chamber, the transmission shaft is provided with a first bevel gear, one of the connection shafts is provided with a second bevel gear matched with the bevel gear, and therefore the motor can drive the two gears to rotate and finally the wind wheel to rotate.

Because the external environment that the air conditioning unit set up is uncertain, in order to avoid blowing external dust into the surface air cooler, the position of air intake can also install the filter and filter the dust.

Other fan assemblies such as a blower can also be adopted as the air exhaust assembly, and the protection scope of the invention is also included.

It is noted that the terminology used above is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, so that the scope of the present application is not to be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A surface air cooler comprising: the heat exchange device comprises a frame, a plurality of heat exchange tubes arranged in the frame, a first pipeline and a second pipeline arranged outside one side of the frame, wherein two open ends of each heat exchange tube extend out of the side surface of the frame and are respectively connected with the first pipeline and the second pipeline.

2. The surface cooler according to claim 1, wherein a drain port is provided at a bottom of the first pipe or the second pipe, and an opening and closing valve for opening and closing the drain port.

3. An air conditioning unit, characterized in that, comprising the surface cooler as set forth in any one of claims 1 to 2, the top of the casing of the air conditioning unit is provided with a reserved hole corresponding to the first pipe and the second pipe.

4. An air conditioning assembly as set forth in claim 3 and further comprising: and the drainage device is used for draining water in the surface cooler.

5. An air conditioning assembly as set forth in claim 4 wherein said drain means includes: the air exhaust assembly, an air pipe for connecting the air exhaust assembly with the first pipeline or the second pipeline, and an air valve arranged on the air pipe.

6. The air conditioning assembly as set forth in claim 5, wherein said exhaust assembly includes: the air conditioner comprises a shell arranged at the top of the air conditioning unit, a pair of wind wheels arranged in the shell, gears which are respectively coaxially connected with the wind wheels and are meshed with each other, and a motor driven by the gears, wherein the shell is opposite to the two wind wheels, and an air inlet is formed in the position between the two wind wheels.

7. The air conditioning assembly as set forth in claim 6, wherein said air inlet of said housing is provided with a filter.

8. The air conditioning assembly as set forth in claim 5, further comprising a controller and a sensor for detecting an ambient temperature, wherein said controller opens the switching valve and opens said discharge assembly and said air valve when the ambient temperature is lower than a preset temperature.

9. The air conditioning unit as set forth in claim 5, further comprising a controller, a temperature sensor for detecting an ambient temperature, and a water sensor for detecting whether water is present in said surface air cooler, wherein when the ambient temperature detected by said temperature sensor is lower than a preset temperature and the water sensor sends a water signal, said controller controls to open the open/close valve and open said air discharge assembly and said air valve, and when said water sensor sends a water-free signal, said controller controls to close said air discharge assembly and said air valve and said open/close valve.

10. An air conditioning assembly as set forth in claim 9 wherein said water immersion sensor is located at the bottom of said first or second duct.

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