CN209341493U - A kind of all-fresh air air cleaning system for constant temperature and humidity - Google Patents
A kind of all-fresh air air cleaning system for constant temperature and humidity Download PDFInfo
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- CN209341493U CN209341493U CN201822266969.XU CN201822266969U CN209341493U CN 209341493 U CN209341493 U CN 209341493U CN 201822266969 U CN201822266969 U CN 201822266969U CN 209341493 U CN209341493 U CN 209341493U
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Abstract
The utility model discloses a kind of all-fresh air air cleaning systems for constant temperature and humidity, belong to laboratory equipment technical field, its key points of the technical solution are that, including fresh air collection and air exhausting device, fresh air collection is placed in inside laboratory with constant temperature and constant humidity, air exhausting device is placed on laboratory with constant temperature and constant humidity wall, and fresh air collection includes cabinet, and box house is disposed with air supplying layer, filter layer and air outlet layer from bottom to up；Cabinet wall surface is equipped with fresh wind tube, and outdoor is stretched out by the first circular hole in one end of fresh wind tube, and the other end of fresh wind tube protrudes into cabinet at air supplying layer；Forced draft fans are provided in air supplying layer, forced draft fans are placed in air supplying layer and one end is connected to fresh wind tube, and the other end is placed in air supplying layer；Cabinet is located at air outlet layer and offers air outlet in the side wall surface far from air-out blower fan, and one end of air-out blower fan is placed in air outlet layer, and the other end is connected to air outlet.The utility model is suitable for laboratory with constant temperature and constant humidity equipment.
Description
Technical field
The utility model relates to laboratory equipment technical field, in particular to a kind of all-fresh air air for constant temperature and humidity
Purification system.
Background technique
Laboratory with constant temperature and constant humidity is applied more and more extensive in fields such as modern age chemical industry, electronics, weaving, medicine, printings at present,
And doors structure and facility, the safety equipment and operation in laboratory, for the reliability of experiment, data accuracy even
The health of human body of experimenter suffers from safely greatest influence.As soon as building a qualified constant temperature and humidity experimental situation, need
Premised on having a good constant temperature and humidity system.
Notification number is that CN205783550U Chinese patent discloses a kind of use for laboratory thermostatic constant wet control system, this is practical
Novel includes wall a；The center of wall a inner surface is provided with temperature sensor；The side of temperature sensor is equipped with wet
Spend sensor；The back side of humidity sensor is connected with the surface of wall a；The side of wall a is connected with wall b；Under wall b
Side is equipped with floor；One corner location of ground plate top surface is equipped with air conditioner for both cooling and heating；The top of air conditioner for both cooling and heating is provided with
Air-conditioning draught fan；Floor is equipped with water tank with the central location to connect wall b；The top surface of water tank is connected with air humidifier；Wall b
Top blower is installed；Control panel shell is installed on the downside of blower；The middle position of control panel shell is provided with control
Panel processed；The utility model can be realized the constant temperature and humidity control in laboratory, and easy to operate, cost savings.
Prior art among the above has the following deficiencies: that general laboratory with constant temperature and constant humidity mostly uses air-conditioning.Air-conditioning exists
In laboratory applications substantially processing return air operating condition, so unit load is more stable, compressor runs smoothly, but air conditioner in machine room without
Method provides fresh air operating condition, is unfavorable for lab assistant health, and air-conditioning can not accomplish Wind Volume, high rate of ventilation, this is certain
The construction and use in laboratory are limited in degree.
Utility model content
The purpose of the utility model is to provide a kind of all-fresh air air cleaning systems for constant temperature and humidity, have energy-saving ring
The effect of guarantor.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of all-fresh air air cleaning system for constant temperature and humidity, including fresh air collection and air exhausting device, it is described
Fresh air collection is placed in inside laboratory with constant temperature and constant humidity, and the air exhausting device is placed on laboratory with constant temperature and constant humidity wall, described
Fresh air collection includes cabinet, and the box house is disposed with air supplying layer, filter layer and air outlet layer from bottom to up；It is described
Cabinet wall surface is equipped with fresh wind tube, and laboratory with constant temperature and constant humidity wall offers the first circular hole in the one side of cabinet, described new
Outdoor is stretched out by the first circular hole in one end of air hose, and the other end of the fresh wind tube protrudes into cabinet at air supplying layer；The air inlet
Forced draft fans are provided in layer, the forced draft fans are placed in air supplying layer and one end is connected to fresh wind tube, and the other end is placed in air inlet
In layer；Cabinet wall surface is equipped with air-out blower fan where the air outlet layer, and the two is bolted, and the cabinet is located at air outlet layer
And far from air-out blower fan side wall surface on offer air outlet, one end of the air-out blower fan is placed in air outlet layer, the other end with
Air outlet connection.
By using above-mentioned technical proposal, outdoor air is drawn by forced draft fans, enters air supplying layer by fresh wind tube,
The air in air supplying layer is filtered by filter layer, filtered air enters air outlet layer, it is discharged by air outlet, into
Enter interior, outdoor is discharged by air exhausting device in indoor air, and indoor air is made to keep pure and fresh.
Further, the filter layer includes the by-pass filtration filter core set gradually from bottom to up, active carbon filter core
With secondary filtration filter core, and three passes through sliding connector and connect with cabinet wall surface.
By using above-mentioned technical proposal, into air supplying layer air pass through first by-pass filtration filter element filtering fall it is big miscellaneous
Matter, secondly, the peculiar smell in air is filtered out by active carbon filter core, finally, falling by secondary filtration filter element filtering small
Impurity, air outlet layer is entered by the pure air after triple filter.
Further, the side wall surface of the cabinet offers chamber door, chamber door a side along its length and cabinet
One side wall side is hinged, and another side of the chamber door along its length is provided with fin, the cabinet respective side be extended with
The tongue that fin is cooperatively connected.
By using above-mentioned technical proposal, chamber door is set, it is convenient to by-pass filtration filter core, active carbon filter core and second level
Filter core is replaced, and chamber door passes through the clamping of fin and tongue, keeps chamber door opening and closing more convenient.
Further, the sliding connector includes sliding slot and idler wheel, and the sliding slot is set on cabinet wall, the cunning
Slot position in close to chamber door two inner walls and close to filter layer one end, the by-pass filtration filter core, active carbon filter core and
Secondary filtration filter core is provided with idler wheel close to the both ends of sliding slot, and the idler wheel is placed in sliding slot.
By using above-mentioned technical proposal, sliding slot and idler wheel are set, the replacement of filter device is facilitated.
Further, the cabinet is provided with heating layer close to the one end on ground, is equipped with heating tube in the heating layer,
The cabinet is provided with power switch on the outer wall of heating layer, and the top of the cabinet is provided with humidifier, the power supply
The electric control line of switch and humidifier is electrically connected to a PLC controller.
By using above-mentioned technical proposal, when indoor temperature is too low, power switch is controlled by PLC controller, it is right
Heating tube is heated, and is made the air of air outlet discharge heat, is improved indoor temperature.When indoor seasoning, pass through PLC controller
The switch for controlling humidifier, improves indoor humidity.
Further, Temperature Humidity Sensor is provided in the outside wall surface of the cabinet, the cabinet exterior is close to ground
One end is provided with alarm device, and the cabinet exterior is provided with touch display screen, the temperature and humidity sensing far from alarm on one side
Device, alarm device and touch display screen are electrically connected to PLC controller.
By using above-mentioned technical proposal, indoor temperature and humidity is incuded by Temperature Humidity Sensor, when temperature and humidity passes
When the temperature and humidity of sensor induction is not within the temperature range of PLC controller is arranged, alarm device will sound the alarm, work
Personnel are arranged by touch display screen in time, then are humidified or heated up by PLC controller.
Further, the air exhausting device is provided with multiple groups, and air exhausting device described in every group includes the first check valve, connection frame
And exhaust fan, the second circular hole is offered on laboratory with constant temperature and constant humidity wall, and the connection frame is fixed on first by fixed screw
Inside circular hole, first check valve is placed in connection frame and passes through spiral shell far from one end in laboratory with constant temperature and constant humidity room, and with connection frame
It tethering and connects, position is provided with connecting shaft among the connection frame, and the connecting shaft stretches to the indoor one end of laboratory with constant temperature and constant humidity,
The exhaust fan is sheathed in connecting shaft, and is bolted.
By using above-mentioned technical proposal, indoor air sky crosses exhaust fan discharge outdoor, and the first check valve makes outdoor
Air is not easy adverse current and enters the room.
Further, the cabinet offers unidirectional air inlet in the one side wall of air supplying layer, connects on the fresh wind tube
It is connected to aspiration channel bypass, one end of the aspiration channel bypass is connected to unidirectional air inlet.
By using above-mentioned technical proposal, indoor air can also enter air supplying layer by unidirectional air inlet, carry out
It is discharged after filtering again from air outlet, keeps indoor air cleaner.
Further, it is provided with second one-way valve in the aspiration channel bypass, is provided with throttle valve on the fresh wind tube.
By using above-mentioned technical proposal, the setting of second one-way valve makes the air of air supplying layer will not be countercurrently by aspiration channel
Road is directly entered interior, when indoor air reaches standard, limits outdoor air by control throttle valve and flows into air supplying layer.
In conclusion the utility model has the following beneficial effects:
1. effects of energy conservation and environmental protection can be played by the setting of fresh air collection；
2. the effect that the air outside multicell is filtered can be played by the setting of filter layer；
3. passing through the setting of sliding slot and idler wheel, it is convenient to by-pass filtration filter core, active carbon filter core and two to play
The effect that grade filter core is replaced；
4. passing through the setting of Temperature Humidity Sensor and alarm device, the effect to room temperature and humidity control can be played；
5. passing through the setting of PLC controller and touch display screen, the effect for automatically controlling heating and humidification can be played.
Detailed description of the invention
Fig. 1 is integrally-built schematic diagram in the present embodiment.
Fig. 2 is the schematic diagram of internal structure of fresh air collection in embodiment.
Fig. 3 is the enlarged drawing in the portion A in Fig. 2, for embodying the connection relationship of tongue and cabinet.
Fig. 4 is the enlarged drawing in the portion B in Fig. 2, for embodying the connection relationship of fin and chamber door.
Fig. 5 is the connection relationship embodied between sliding connector.
In figure, 1, laboratory with constant temperature and constant humidity；2, fresh air collection；21, cabinet；211, chamber door；212, fin；213, convex
Slot；22, air supplying layer；221, forced draft fans；222, unidirectional air inlet；223, aspiration channel bypasses；224, second one-way valve；23, mistake
Filtering layer；231, by-pass filtration filter core；232, active carbon filter core；233, secondary filtration filter core；234, sliding connector；235,
Sliding slot；236, idler wheel；24, air outlet layer；241, air-out blower fan；242, air outlet；3, air exhausting device；31, the first check valve；32,
Connection frame；33, exhaust fan；34, connecting shaft；4, fresh wind tube；41, throttle valve；5, the first circular hole；51, the second circular hole；6, it heats
Layer；61, heating tube；62, power switch；7, humidifier；8, PLC controller；9, Temperature Humidity Sensor；91, alarm device；10, it touches
Touch display screen.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:
As shown in Figure 1, a kind of all-fresh air air cleaning system for constant temperature and humidity disclosed by the utility model, including it is new
Elegance acquisition means 2 and air exhausting device 3, fresh air collection 2 are placed in inside laboratory with constant temperature and constant humidity 1, and air exhausting device 3 is placed in constant temperature
On 1 wall of constant humidity laboratory, fresh air collection 2 includes cabinet 21, is disposed with air supplying layer from bottom to up inside cabinet 21
22, filter layer 23 and air outlet layer 24.Outdoor air enters air supplying layer 22, is filtered by filter layer 23, subsequently into air outlet layer
24.21 wall surface of cabinet is equipped with fresh wind tube 4, and 1 wall of laboratory with constant temperature and constant humidity offers the first circle in the one side of cabinet 21
Outdoor is stretched out by the first circular hole 5 in the one end in hole 5, fresh wind tube 4, and the other end of fresh wind tube 4 protrudes into cabinet 21 at air supplying layer 22；
Forced draft fans 221 are provided in air supplying layer 22, forced draft fans 221 are placed in air supplying layer 22 and one end is connected to fresh wind tube 4, another
End is placed in air supplying layer 22.Outdoor air is drawn into air supplying layer 22 from fresh wind tube 4 by forced draft fans 221.24 institute of air outlet layer
It is equipped with air-out blower fan 241 in 21 wall surface of cabinet, the two is bolted, and cabinet 21 is located at air outlet layer 24 and far from outlet air wind
Air outlet 242 is offered in the side wall surface of machine 241, one end of air-out blower fan 241 is placed in air outlet layer 24, the other end and air outlet
242 connections.Filtered air enters air outlet layer 24, is discharged, is entered the room by air outlet 242, and indoor air passes through
Outdoor is discharged in air exhausting device 3, and indoor air is made to keep pure and fresh.
As shown in Figure 1, air exhausting device 3 is provided with multiple groups, every group of air exhausting device 3 includes the first check valve 31, connection frame 32
With exhaust fan 33, indoor air sky crosses exhaust fan 33 and outdoor is discharged, and the first check valve 31 makes outdoor air be not easy adverse current
It enters the room.The second circular hole 51 is offered on 1 wall of laboratory with constant temperature and constant humidity, connection frame 32 is fixed on second by fixed screw
Inside circular hole 51, the first check valve 31 is placed in connection frame 32 far from one end in laboratory with constant temperature and constant humidity Room 1, and logical with connection frame 32
It crosses and is bolted, the intermediate position of connection frame 32 is provided with connecting shaft 34, and connecting shaft 34 stretches to laboratory with constant temperature and constant humidity 1 indoor one
End, exhaust fan 33 is sheathed in connecting shaft 34, and is bolted.
As shown in Fig. 2, cabinet 21 offers unidirectional air inlet 222 in the one side wall of air supplying layer 22, connect on fresh wind tube 4
It is connected to aspiration channel bypass 223, one end of aspiration channel bypass 223 is connected to unidirectional air inlet 222.Indoor air by unidirectionally into
Air port 222 enters air supplying layer 22, for re-filtering, is then discharged from air outlet 242, keeps indoor air cleaner.
It is provided with second one-way valve 224 in aspiration channel bypass 223, makes air of the outdoor containing impurity in air supplying layer 22 will not be countercurrently from suction
Air hose bypass 223 is directly entered interior.It is provided with throttle valve 41 on fresh wind tube 4, when indoor air reaches standard, passes through control
Throttle valve 41 processed limits outdoor air and flows into air supplying layer 22.
As shown in Fig. 2, cabinet 21 is provided with heating layer 6 close to the one end on ground, heating tube 61 is equipped in heating layer 6,
Cabinet 21 is provided with power switch 62 on the outer wall of heating layer 6, and the heating of heating tube 61 is controlled by power switch 62, is reached
To the effect of indoor heating.The top of cabinet 21 is provided with humidifier 7, and humidifier 7 is opened, to indoor sky in indoor seasoning room
Gas humidification.The electric control line of power switch 62 and humidifier 7 is electrically connected to a PLC controller 8.When indoor temperature is too low
When, power switch 62 is controlled by PLC controller 8, heating tube 61 is heated, makes air outlet 242 that the air of heat be discharged, mentions
High indoor temperature.When indoor seasoning, the switch of humidifier 7 is controlled by PLC controller 8, improves indoor humidity.Cabinet
Temperature Humidity Sensor 9 is provided in 21 outside wall surface, 21 outer wall of cabinet is provided with alarm device 91 close to the one end on ground, indoor
Temperature and humidity is incuded by Temperature Humidity Sensor 9, when the temperature and humidity that Temperature Humidity Sensor 9 incudes is not in PLC controller 8
When within the temperature range of setting, alarm device 91 will sound the alarm.21 outer wall of cabinet is provided with touching far from alarm on one side
Display screen 10 is touched, Temperature Humidity Sensor 9, alarm device 91 and touch display screen 10 are electrically connected to PLC controller 8.Hear alarm
The staff of sound passes through touch display screen 10 in time and suitable humidity and temperature is arranged, then is humidified by PLC controller 8
Perhaps when heating humidifies or is warming up to setting value, PLC controller 8 directly closes the power switch 62 and humidification of heating tube 61
The switch of device 7 makes indoor temperature and interior reach specified value.
As shown in Fig. 2, filter layer 23 includes the by-pass filtration filter core 231 set gradually from bottom to up, active carbon filtering filter
Core 232 and secondary filtration filter core 233, and three passes through sliding connector 234 and connect with 21 wall surface of cabinet.Into air supplying layer 22
Air pass through by-pass filtration filter core 231 first and filter out big impurity, secondly, being filtered out by active carbon filter core 232
Peculiar smell in air, finally, small impurity is filtered out by secondary filtration filter core 233, it is empty by the cleaning after triple filter
Gas enters air outlet layer 24.
As shown in Figure 3 and Figure 4, the side wall surface of cabinet 21 offers chamber door 211, a side of chamber door 211 along its length
Hinged with 21 one side wall side of cabinet, another side of chamber door 211 along its length is provided with fin 212,21 respective side of cabinet
It is extended with the tongue 213 being cooperatively connected with fin 212.To convenient to by-pass filtration filter core 231, active carbon filter core 232
It is replaced with secondary filtration filter core 233, chamber door 211 passes through the clamping of fin 212 and tongue 213, makes the opening and closing of chamber door 211 more
It is convenient and efficient.
As shown in figure 5, sliding connector 234 includes sliding slot 235 and idler wheel 236, and conveniently to by-pass filtration filter core
231, active carbon filter core 232 and secondary filtration filter core 233 are replaced.Sliding slot 235 is set on 21 inner wall of cabinet, sliding slot
235 are located at two inner walls close to chamber door 211 and one end close to filter layer 23, by-pass filtration filter core 231, active carbon filtering filter
Core 232 and secondary filtration filter core 233 are provided with idler wheel 236 close to the both ends of sliding slot 235, and idler wheel 236 is placed in sliding slot 235.
The implementation principle of above-described embodiment are as follows: outdoor air is drawn by forced draft fans 221, is entered by fresh wind tube 4
Air supplying layer 22, the air into air supplying layer 22 passes through by-pass filtration filter core 231 first and filters out big impurity, secondly, passing through work
Property charcoal filter core 232 filter out the peculiar smell in air, finally, filtering out small impurity by secondary filtration filter core 233, lead to
Pure air after crossing triple filter enters air outlet layer 24, is discharged, is entered the room by air outlet 242.When indoor temperature mistake
When low, power switch 62 is controlled by PLC controller 8, heating tube 61 is heated, makes air outlet 242 that the air of heat be discharged,
Improve indoor temperature.When indoor seasoning, the switch of humidifier 7 is controlled by PLC controller 8, improves indoor humidity.Room
Interior portion of air can also enter air supplying layer 22 by unidirectional air inlet 222, it is for re-filtering after from air outlet 242
Discharge, keeps indoor air cleaner.Outdoor is discharged by air exhausting device 3 in indoor partial air, protects indoor air
It holds pure and fresh.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (9)
1. a kind of all-fresh air air cleaning system for constant temperature and humidity, including fresh air collection (2) and air exhausting device (3),
The fresh air collection (2) is placed in laboratory with constant temperature and constant humidity (1) inside, and the air exhausting device (3) is placed in constant temperature and humidity experiment
On room (1) wall, it is characterised in that: the fresh air collection (2) includes cabinet (21), the cabinet (21) it is internal from down toward
On be disposed with air supplying layer (22), filter layer (23) and air outlet layer (24)；Cabinet (21) wall surface is equipped with fresh wind tube
(4), laboratory with constant temperature and constant humidity (1) wall offers the first circular hole (5) in the one side of cabinet (21), the fresh wind tube (4)
One end stretched out by the first circular hole (5) outdoor, the other end of the fresh wind tube (4) protrudes into cabinet (21) interior air supplying layer (22)
Place；It is provided with forced draft fans (221) in the air supplying layer (22), the forced draft fans (221) are placed in air supplying layer (22) and one
End is connected to fresh wind tube (4), and the other end is placed in air supplying layer (22)；Cabinet (21) wall surface is equipped with where the air outlet layer (24)
Wind blower (241), the two is bolted, and the cabinet (21) is located at air outlet layer (24) and far from air-out blower fan (241)
Side wall surface on offer air outlet (242), one end of the air-out blower fan (241) is placed in air outlet layer (24), the other end with
Air outlet (242) connection.
2. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 1, it is characterised in that: described
Filter layer (23) includes the by-pass filtration filter core (231), active carbon filter core (232) and second level mistake set gradually from bottom to up
It filters filter core (233), and three passes through sliding connector (234) and connect with cabinet (21) wall surface.
3. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 2, it is characterised in that: described
The side wall surface of cabinet (21) offers chamber door (211), a side of the chamber door (211) along its length and cabinet (21) side
Wall side is hinged, and another side of the chamber door (211) along its length is provided with fin (212), cabinet (21) respective side
While being extended with the tongue (213) being cooperatively connected with fin (212).
4. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 3, it is characterised in that: described
Sliding connector (234) includes sliding slot (235) and idler wheel (236), and the sliding slot (235) is set on cabinet (21) inner wall, institute
It states sliding slot (235) and is located at two inner walls close to chamber door (211) and one end close to filter layer (23), the by-pass filtration filter core
(231), the both ends of active carbon filter core (232) and secondary filtration filter core (233) close sliding slot (235) are provided with idler wheel
(236), the idler wheel (236) is placed in sliding slot (235).
5. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 4, it is characterised in that: described
Cabinet (21) is provided with heating layer (6) close to the one end on ground, is equipped with heating tube (61), the case in the heating layer (6)
Body (21) is provided with power switch (62) on the outer wall of heating layer (6), and the top of the cabinet (21) is provided with humidifier
(7), the electric control line of the power switch (62) and humidifier (7) is electrically connected to a PLC controller (8).
6. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 5, it is characterised in that: described
It is provided in the outside wall surface of cabinet (21) Temperature Humidity Sensor (9), cabinet (21) outer wall is provided with close to the one end on ground
Alarm device (91), cabinet (21) outer wall are provided with touch display screen (10) on one side far from alarm, and the temperature and humidity passes
Sensor (9), alarm device (91) and touch display screen (10) are electrically connected to PLC controller (8).
7. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 1, it is characterised in that: described
Air exhausting device (3) is provided with multiple groups, and air exhausting device described in every group (3) includes the first check valve (31), connection frame (32) and air draft
It fans (33), is offered the second circular hole (51) on laboratory with constant temperature and constant humidity (1) wall, the connection frame (32) is solid by fixed screw
It is internal to be scheduled on the first circular hole (5), it is indoor far from laboratory with constant temperature and constant humidity (1) that first check valve (31) is placed in connection frame (32)
One end, and be bolted with connection frame (32), the intermediate position of the connection frame (32) is provided with connecting shaft (34), the company
Spindle (34) stretches to laboratory with constant temperature and constant humidity (1) indoor one end, and the exhaust fan (33) is sheathed on connecting shaft (34), and logical
Bolt is crossed to fix.
8. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 1, it is characterised in that: described
Cabinet (21) offers unidirectional air inlet (222) in the one side wall of air supplying layer (22), is connected with suction on the fresh wind tube (4)
Air hose bypasses (223), and one end of the aspiration channel bypass (223) is connected to unidirectional air inlet (222).
9. a kind of all-fresh air air cleaning system for constant temperature and humidity according to claim 8, it is characterised in that: described
It is provided with second one-way valve (224) in aspiration channel bypass (223), is provided with throttle valve (41) on the fresh wind tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266969.XU CN209341493U (en) | 2018-12-29 | 2018-12-29 | A kind of all-fresh air air cleaning system for constant temperature and humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266969.XU CN209341493U (en) | 2018-12-29 | 2018-12-29 | A kind of all-fresh air air cleaning system for constant temperature and humidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209341493U true CN209341493U (en) | 2019-09-03 |
Family
ID=67760447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822266969.XU Active CN209341493U (en) | 2018-12-29 | 2018-12-29 | A kind of all-fresh air air cleaning system for constant temperature and humidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209341493U (en) |
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2018
- 2018-12-29 CN CN201822266969.XU patent/CN209341493U/en active Active
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