CN212657799U - Negative pressure type air conditioning unit convenient to transport - Google Patents
Negative pressure type air conditioning unit convenient to transport Download PDFInfo
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- CN212657799U CN212657799U CN202020786243.3U CN202020786243U CN212657799U CN 212657799 U CN212657799 U CN 212657799U CN 202020786243 U CN202020786243 U CN 202020786243U CN 212657799 U CN212657799 U CN 212657799U
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Abstract
The utility model relates to a negative pressure type air conditioning unit convenient for transportation, which comprises a casing, a fan, a compressor, a heat exchanger, a pressure difference transmitter, a temperature sensor and a control device; the interior of the machine shell is provided with a partition plate, the interior of the machine shell is divided into an outdoor side cavity, an air inlet cavity and an air return cavity, and the machine shell comprises a supporting frame and a shell; the shell is arranged on the supporting frame and surrounds to form a box body structure; the supporting frame comprises a square base, a stand column and a cross beam; the base is provided with a forklift hole which is horizontally communicated, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the cross beam; the control device is in communication connection with the fan, the compressor, the pressure difference transmitter and the temperature sensor, and is used for receiving output signals of the pressure difference transmitter and the temperature sensor and controlling the fan and the compressor to operate. The utility model discloses an indoor environment when adjusting temperature, can make indoor maintenance negative pressure state to satisfy the operation requirement in hospital's place.
Description
Technical Field
The utility model relates to a medical air conditioning unit, especially a negative pressure formula air conditioning unit convenient to transport.
Background
The air conditioner is used as an electric appliance for adjusting indoor temperature, the application is very wide, a common air conditioner generally comprises an indoor unit and an outdoor unit, the two units need to be installed independently and are allowed to be used after being sufficiently fixed, in some special occasions, such as a temporary hospital built for collecting and treating infectious diseases, the construction period of the use places is short, the deployment of the air conditioner needs to be completed quickly, the installation position of the air conditioner needs to be adjusted frequently, the existing air conditioner is complex to install, and the position of the air conditioner is not convenient to move and change after the air conditioner is installed, so that the air conditioner is inconvenient to use in some temporarily built places.
The present invention is provided in view of this point.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a negative pressure formula air conditioning unit convenient to transport, have small, the characteristics of being convenient for shift.
In order to realize the purpose, the utility model adopts the following technical scheme:
a negative pressure type air conditioning unit convenient to transport comprises a shell, a fan, a compressor, a heat exchanger, a pressure difference transmitter, a temperature sensor and a control device; the interior of the shell is provided with a partition board which divides the interior of the shell into an outdoor side cavity, an air inlet cavity and an air return cavity,
the enclosure comprises a support frame and a housing; the shell is arranged on the supporting frame and surrounds to form a box body structure; the supporting frame comprises a square base, a stand column and a cross beam; the base is provided with a forklift hole which is horizontally communicated, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the cross beam;
the control device is in communication connection with the fan, the compressor, the pressure difference transmitter and the temperature sensor, and is used for receiving output signals of the pressure difference transmitter and the temperature sensor and controlling the fan and the compressor to operate.
Further, the fan comprises an air supply fan, a return air fan and a condensation fan;
the heat exchanger comprises an indoor side heat exchanger and an outdoor side heat exchanger;
the indoor side heat exchanger and the air supply fan are arranged in the air inlet cavity, and the air supply fan is configured to drive outdoor air to penetrate through the air inlet cavity and enter an indoor environment; the return air fan is arranged in the return air cavity and is configured to drive indoor air to pass through the return air cavity and return to an outdoor environment; the outdoor side cavity is communicated with the external environment, and the outdoor side heat exchanger, the condensing fan and the compressor are arranged in the outdoor side cavity;
and the air supply fan and the air return fan are variable air volume fans.
Further, a bypass adjusting valve is further arranged between the air inlet cavity and the air return cavity and connected with the control device, and when the bypass adjusting valve is opened, the air inlet cavity is communicated with the air return cavity.
Furthermore, the bottom of the supporting frame is provided with a travelling wheel.
Further, the shell comprises side plates, side screen plates, a front end plate, an upper cover plate, an upper screen plate and a rear end plate; the side net plate and the side plates are arranged on the left side and the right side of the support frame and are arranged in the front and back direction; the front end plate is installed at the front end of the supporting frame, the mesh is arranged on the front end plate, the upper mesh plate and the upper cover plate are installed at the top of the supporting frame and arranged front and back, the rear end plate is installed at the rear end of the supporting frame, two circular through holes are formed in the rear end plate and correspond to the air inlet cavity and the air return cavity, and a flange plate is further installed on the through holes and used for being connected with an external ventilation pipe.
Further, the partition plates comprise a large partition plate, a small partition plate and an arc-shaped partition plate; the large partition plate is positioned between the side plate and the side net plate and divides the interior of the shell into a front cavity and a rear cavity, the large partition plate is provided with a through hole to communicate the two cavities, the small partition plate is positioned on one side of the large partition plate and is positioned in the middle, and two sides of the small partition plate are respectively and vertically connected with the large partition plate and the rear end plate; the arc-shaped partition plates are a pair, and the two arc-shaped partition plates are arranged on the other side of the large partition plate and extend to be connected with the side net plate.
Adopt technical scheme after, bring following beneficial effect:
1. the negative pressure type air conditioning unit convenient to transport provided by the utility model is mainly used in temporary hospitals or residences built in the field, and has the advantages of small volume and convenient transfer; the appearance adopts square structure, and the pile up neatly of being convenient for is placed when transporting, can directly use fork truck transport moreover, is favorable to shifting fast.
2. The utility model discloses the installation is simple, when using in open-air hospital, can make indoor maintenance negative pressure environment, has effectively avoided indoor pathogenic factor to outdoor leakage, satisfies the operation requirement of hospital.
3. The utility model discloses an integral type complete machine design, the later maintenance of being convenient for.
Drawings
FIG. 1: the structure chart of the utility model;
FIG. 2: the explosion diagram of the shell of the utility model;
FIG. 3: the utility model removes the explosion diagram of part of the shell;
FIG. 4: the utility model removes the structure drawing of a part of the shell;
FIG. 5: the utility model removes the structure diagram of another visual angle after part of the shell;
FIG. 6: the utility model discloses an electric control schematic diagram;
wherein: 1. the air conditioner comprises a machine shell 2, an air supply fan 3, an air return fan 4, a condensing fan 5, a compressor 6, an indoor side heat exchanger 7, an outdoor side heat exchanger 8, a bypass adjusting valve 9, a filter screen 10, a partition plate 11, a control cabinet 10a, a large partition plate 10b, a small partition plate 10c, an arc-shaped partition plate 100, an outdoor side cavity 101, an air inlet cavity 102, an air return cavity 111, a shell 112, a base 113, a vertical column 114, a cross beam 115, a travelling wheel 1a, a first air inlet 1b, a second air inlet 1c, a third air inlet 1d, a first air outlet 1e, a second air outlet 1f, a third air outlet 111a, a side plate 111b, a side plate 111c, a front end plate 111d, an upper cover plate 111e, an upper plate 111 f.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, wherein the arrows in fig. 3 represent the direction of movement of the air flow.
The utility model provides a negative pressure formula air conditioning unit convenient to transport, includes casing 1, fan, compressor 5, heat exchanger, pressure differential changer, temperature sensor and controlling means. A first air inlet 1a, a second air inlet 1b, a third air inlet 1c, a first air outlet 1d, a second air outlet 1e and a third air outlet 1f are respectively arranged on the machine shell 1; a plurality of partitions 10 are provided inside the cabinet 1, and divide the inside of the cabinet 1 into an outdoor side chamber 100, an intake chamber 101, and a return air chamber 102. The first air inlet 1a and the first air outlet 1d are communicated with the outdoor side cavity 100, the second air inlet 1b and the second air outlet 1e are communicated with the air inlet cavity 101, the third air inlet 1c and the third air outlet 1f are communicated with the air outlet cavity, and flange plates for connecting air pipes are respectively arranged on the second air outlet 1e and the third air inlet 1 c.
Specifically, the fans comprise an air supply fan 2, a return air fan 3 and a condensing fan 4, and the heat exchangers comprise an indoor side heat exchanger 6 and an outdoor side heat exchanger 7. The indoor side heat exchanger 6 and the air supply fan 2 are installed in the air inlet chamber 101, and the air supply fan 2 is configured to drive outdoor air to pass through the air inlet chamber 101, and enter an indoor environment after exchanging heat with the indoor side heat exchanger 6, so as to input outdoor fresh air into a room. The return air fan 3 is installed in the return air chamber 102 and configured to drive indoor air back to the outdoor environment through the return air chamber 102 and maintain the indoor environment at a negative pressure. The outdoor side cavity 100 is communicated with the external environment through the first air inlet 1a and the first air outlet 1d, the outdoor side heat exchanger 7, the condensing fan 4 and the compressor 5 are installed in the outdoor side cavity 100, and the condensing fan 4 drives external air to enter the outdoor side cavity 100 and exchange heat with the outdoor side heat exchanger 7.
The air supply fan 2 and the air return fan 3 are variable air volume fans. The control device is in communication connection with the pressure difference transmitter, the temperature sensor, the fan and the compressor 5, and is used for receiving output signals of the pressure difference transmitter and the temperature sensor and controlling the fan and the compressor 5 to operate. The temperature sensors are at least two groups and are respectively used for detecting the indoor temperature and the outdoor temperature, the control device controls the compressor 5 to operate according to the detection values of the temperature sensors, the control process is the same as the principle of the existing air conditioner, and the detailed description is omitted.
Preferably, the control device is a single chip microcomputer or a PLC controller, a control cabinet 11 is arranged in the shell 1, and the single chip microcomputer or the PLC controller is installed in the control cabinet 11 and is connected with the differential pressure transmitter, the temperature sensor, the fan and the compressor 5 through wires.
The cabinet 1 includes a support frame and a housing 111; the shell 111 is arranged on the supporting frame and surrounds to form a box structure; the partition plates 10 are provided in plurality and are engaged with the casing 111 to divide the inside of the casing 1 into an outdoor side chamber 100, an intake chamber 101 and a return air chamber 102, and the intake chamber 101 and the return air chamber 102 are arranged in bilateral symmetry.
Specifically, the supporting frame comprises a base 112, upright columns 113 and a cross beam 114, road wheels 115 are mounted at four corners of the base 112, forklift holes are further formed in the base 112 so as to be convenient for carrying the supporting frame by a forklift, the upright columns 113 are connected with the base 112, the cross beam 114 is connected with the upright columns 113, and the base 112, the upright columns 113 and the cross beam 114 form a square frame together.
The outer shell 111 comprises a side plate 111a, a side net plate 111b, a front end plate 111c, an upper cover plate 111d, an upper net plate 111e and a rear end plate 111 f; the side net plate 111b and the side plate 111a are arranged on the left side and the right side of the support frame and are arranged in the front and back direction; the side net plate 111b has meshes and constitutes a second inlet port 1b and a third outlet port 1 f. The front end plate 111c is arranged at the front end of the support frame, and meshes are arranged on the front end plate 111c to form a first air inlet 1 a; the upper screen plate 111e and the upper cover plate 111d are arranged at the top of the support frame and arranged in front and back, and meshes arranged on the upper screen plate 111e form a first air outlet 1 d; the rear end plate 111f is installed at the rear end of the supporting frame, two circular through holes are formed in the rear end plate 111f and correspond to the air inlet cavity 101 and the air return cavity 102, a second air outlet 1e and a third air inlet 1c are formed, and a flange plate is further installed on the through holes and used for being externally connected with a ventilation pipe.
The partition plates 10 comprise a large partition plate 10a, a small partition plate 10b and an arc-shaped partition plate 10 c; the large partition board 10a is positioned between the side board 111a and the side net board 111b and approximately divides the inside of the casing 1 into a front cavity and a rear cavity, the large partition board 10a is provided with through holes and respectively forms a part of the air inlet cavity 101 and the air return cavity 102, the small partition board 10b is positioned at one side of the large partition board 10a and is positioned in the middle of the large partition board 10a, two sides of the small partition board 10b are respectively and vertically connected with the large partition board 10a and the rear end board 111f to divide the air inlet cavity 101 and the air return cavity 102, the arc partition boards 10c are a pair and are arranged at the other side of the large partition board 10a, and the two arc partition boards 10c extend to be connected with the side net board 111b and respectively surround the second air inlet 1b and the third air outlet 1f to form a part of the air inlet cavity 101 and the air return cavity 102.
Preferably, a bypass adjusting valve 8 is further arranged between the air inlet cavity 101 and the air return cavity 102, a through hole is formed in the small partition plate 10b, the bypass adjusting valve 8 is installed at the through hole and controls the opening and closing of the through hole, the bypass adjusting valve 8 is connected with the control device, when the bypass adjusting valve 8 is opened, the air inlet cavity 101 is communicated with the air return cavity 102, partial air return can be achieved by communicating the air inlet cavity 101 with the air return cavity 102, energy consumption is reduced, and the negative pressure of the indoor environment is adjusted.
The outdoor heat exchanger 7 is arranged on one side, far away from the air inlet cavity 101 or the air return cavity 102, in the outdoor side cavity 100, the condensing fan 4 is arranged on the top of the outdoor side cavity 100, and a plurality of vent holes are respectively arranged on the top and the front end of the outdoor side cavity 100.
A filter screen 9 is respectively arranged in the air inlet cavity 101 and the air return cavity 102, the filter screen 9 in the air inlet cavity 101 is arranged at the upstream position of the air supply fan 2, and the filter screen 9 in the air return cavity 102 is arranged at the downstream position of the air return fan 3.
The utility model is generally used together with an air filter, the second air outlet 1e and the third air inlet 1c are respectively connected with the air inlet and the waste gas outlet of the air filter through the air pipe, the air outlet and the air return inlet of the air filter are communicated with the indoor environment, thus the air in the outside atmosphere firstly enters the air inlet cavity 101 through the second air inlet 1b under the left and right of the air supply fan 2, then passes through the indoor side heat exchanger 6, enters the air filter from the second air outlet 1e, then passes through the air outlet of the air filter after being filtered, and enters the room through the air outlet of the air filter, while the dirty air in the indoor environment firstly enters the air filter through the air return inlet of the air filter under the action of the air return fan 3, then passes through the air filter, enters the air return cavity 102 through the third air inlet 1c, and then is discharged into the atmosphere through the third air outlet 1f, the indoor negative pressure state can be kept by adjusting the rotating speed of the air supply fan 2 or the air return fan 3.
The above description is an embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and this should also be regarded as the protection scope of the present invention.
Claims (6)
1. A negative pressure type air conditioning unit convenient to transport comprises a shell, a fan, a compressor, a heat exchanger, a pressure difference transmitter, a temperature sensor and a control device; the inside baffle that is equipped with of casing to with the inside partition of casing for outdoor side chamber, air inlet chamber and return air chamber, its characterized in that:
the enclosure comprises a support frame and a housing; the shell is arranged on the supporting frame and surrounds to form a box body structure; the supporting frame comprises a square base, a stand column and a cross beam; the base is provided with a forklift hole which is horizontally communicated, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the cross beam;
the control device is in communication connection with the fan, the compressor, the pressure difference transmitter and the temperature sensor, and is used for receiving output signals of the pressure difference transmitter and the temperature sensor and controlling the fan and the compressor to operate.
2. The negative pressure air conditioning unit that facilitates transport of claim 1, wherein:
the fan comprises an air supply fan, an air return fan and a condensation fan;
the heat exchanger comprises an indoor side heat exchanger and an outdoor side heat exchanger;
the indoor side heat exchanger and the air supply fan are arranged in the air inlet cavity, and the air supply fan is configured to drive outdoor air to penetrate through the air inlet cavity and enter an indoor environment; the return air fan is arranged in the return air cavity and is configured to drive indoor air to pass through the return air cavity and return to an outdoor environment; the outdoor side cavity is communicated with the external environment, and the outdoor side heat exchanger, the condensing fan and the compressor are arranged in the outdoor side cavity;
and the air supply fan and the air return fan are variable air volume fans.
3. The negative pressure air conditioning unit that facilitates transport of claim 2, wherein: and a bypass regulating valve is also arranged between the air inlet cavity and the air return cavity and is connected with the control device, and when the bypass regulating valve is opened, the air inlet cavity is communicated with the air return cavity.
4. The negative pressure air conditioning unit that facilitates transport of claim 1, wherein: and the bottom of the supporting frame is provided with a travelling wheel.
5. The negative pressure air conditioning unit that facilitates transport of claim 1, wherein: the shell comprises side plates, side screen plates, a front end plate, an upper cover plate, an upper screen plate and a rear end plate; the side net plate and the side plates are arranged on the left side and the right side of the support frame and are arranged in the front and back direction; the front end plate is installed at the front end of the supporting frame, the mesh is arranged on the front end plate, the upper mesh plate and the upper cover plate are installed at the top of the supporting frame and arranged front and back, the rear end plate is installed at the rear end of the supporting frame, two circular through holes are formed in the rear end plate and correspond to the air inlet cavity and the air return cavity, and a flange plate is further installed on the through holes and used for being connected with an external ventilation pipe.
6. The negative pressure air conditioning unit that facilitates transport of claim 5, wherein: the partition plates comprise a large partition plate, a small partition plate and an arc-shaped partition plate; the large partition plate is positioned between the side plate and the side net plate and divides the interior of the shell into a front cavity and a rear cavity, the large partition plate is provided with a through hole to communicate the two cavities, the small partition plate is positioned on one side of the large partition plate and is positioned in the middle, and two sides of the small partition plate are respectively and vertically connected with the large partition plate and the rear end plate; the arc-shaped partition plates are a pair, and the two arc-shaped partition plates are arranged on the other side of the large partition plate and extend to be connected with the side net plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020786243.3U CN212657799U (en) | 2020-05-13 | 2020-05-13 | Negative pressure type air conditioning unit convenient to transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020786243.3U CN212657799U (en) | 2020-05-13 | 2020-05-13 | Negative pressure type air conditioning unit convenient to transport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212657799U true CN212657799U (en) | 2021-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020786243.3U Active CN212657799U (en) | 2020-05-13 | 2020-05-13 | Negative pressure type air conditioning unit convenient to transport |
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| CN (1) | CN212657799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353187A (en) * | 2022-01-15 | 2022-04-15 | 常兴集团有限公司 | Air conditioning unit convenient to portable place uses |
| CN118089127A (en) * | 2024-04-28 | 2024-05-28 | 友铂空天动力(深圳)有限公司 | Multi-channel air-guiding type air conditioner and control method thereof |
-
2020
- 2020-05-13 CN CN202020786243.3U patent/CN212657799U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353187A (en) * | 2022-01-15 | 2022-04-15 | 常兴集团有限公司 | Air conditioning unit convenient to portable place uses |
| CN114353187B (en) * | 2022-01-15 | 2023-04-28 | 常兴集团有限公司 | Air conditioning unit convenient to portable place uses |
| CN118089127A (en) * | 2024-04-28 | 2024-05-28 | 友铂空天动力(深圳)有限公司 | Multi-channel air-guiding type air conditioner and control method thereof |
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Address after: 266103 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: Hainayun IOT Technology Co.,Ltd. Address before: 266103 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: Qingdao hainayun Technology Holding Co.,Ltd. |