CN210512010U - Constant temperature and humidity laboratory ventilation system - Google Patents
Constant temperature and humidity laboratory ventilation system Download PDFInfo
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- CN210512010U CN210512010U CN201921015522.3U CN201921015522U CN210512010U CN 210512010 U CN210512010 U CN 210512010U CN 201921015522 U CN201921015522 U CN 201921015522U CN 210512010 U CN210512010 U CN 210512010U
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Abstract
The utility model discloses a constant temperature and humidity laboratory ventilation system, in particular to the technical field of experimental equipment, which comprises a base, wherein the top of the base is fixedly provided with a laboratory main body, and a diffusion control mechanism is arranged in the laboratory main body; the diffusion control mechanism comprises a cold air diffusion air box, a hot air diffusion air box is arranged on one side of the cold air diffusion air box, a connecting plate is fixedly arranged on one side of the cold air diffusion air box and one side of the hot air diffusion air box, first exhaust fans are arranged on the surfaces of the bottoms of the cold air diffusion air box and the hot air diffusion air box, and air pipes are arranged at the tops of the cold air diffusion air box and the hot air diffusion air box. The utility model discloses a set up control diffusion mechanism, the cold wind diffusion bellows and the hot-blast diffusion bellows that set up have promoted the efficiency of cooling and heating, promote the diffusion rate of air conditioning or steam, can be quick to the laboratory owner body inside heat or cool down or humidification, the convenience is to heating, cooling and the combination that carries out the variety of humidification, promotes the availability factor.
Description
Technical Field
The utility model relates to an experimental facilities technical field, more specifically say, the utility model relates to a constant temperature and constant humidity laboratory ventilation system.
Background
The purification engineering technology of the constant temperature and humidity test box can be divided into a desk type and a vertical type according to test requirements and standards, and the difference is that the temperature and the humidity can be different, the vertical type can be used for low temperature and drying below the normal temperature, and along with the stricter and stricter requirements on quality control, the requirements on the constant temperature and humidity environment are larger and larger, and the application field is wider and wider.
Patent application publication No. CN 203489381U's utility model discloses a constant temperature and humidity laboratory ventilation system for solve traditional laboratory ventilation system humiture homogeneity poor, the big and dirty problem of air that is used for ventilating of noise, including new trend collection system, air supply system, return air system and air temperature and humidity governing system, new trend collection system with the back is put through mutually to the return air system, with air temperature and humidity governing system is linked together, the air process that air temperature and humidity governing system produced air supply system and constant temperature and humidity laboratory roof put through mutually, the air behind constant temperature and humidity laboratory, through the floor with return air headtotail to form a circulation ventilation system.
However, in practical use, the method still has many disadvantages, such as that the use cannot perform single control and various combinations on heating, cooling and humidifying during the use process, the heating, cooling and humidifying time for the room is long, and the diffusion speed is slow.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a constant temperature and humidity laboratory ventilation system, through setting up control diffusion mechanism, the humidifier is defeated to pass through the connecting pipe with steam and is carried to the intraductal portion of admitting air, it is inside to enter into the laboratory main part along with cold air together, heater and air conditioner can be closed, single carry out the humidification to the laboratory main part is inside, the cold wind diffusion bellows and the hot-blast diffusion bellows that set up have promoted the efficiency of cooling and heating, promote the diffusion velocity of air conditioning or steam, can be quick heat or cool down or humidification to laboratory main part is inside, the convenience is to the heating, the combination of cooling and humidification that carries out the variety, promote the availability factor, in order to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a constant-temperature and constant-humidity laboratory ventilation system comprises a base, wherein a laboratory main body is fixedly arranged at the top of the base, and a diffusion control mechanism is arranged in the laboratory main body;
the diffusion control mechanism comprises a cold air diffusion air box, a hot air diffusion air box is arranged on one side of the cold air diffusion air box, a connecting plate is fixedly arranged on one side of the cold air diffusion air box and one side of the hot air diffusion air box, a first exhaust fan is arranged on the bottom surfaces of the cold air diffusion air box and the hot air diffusion air box, air pipes are arranged at the tops of the cold air diffusion air box and the hot air diffusion air box, one end of one air pipe is provided with a heater, the other end of the other air pipe is provided with an air cooler, connecting pipes are fixedly arranged on the outer sides of the two air pipes, a first air valve is arranged inside the connecting pipes, one end of each connecting pipe is provided with a tee joint, one side of each tee joint is provided with a conveying pipe, one end of each conveying pipe is provided with a humidifier, the air conditioner is characterized in that a fresh air heat exchanger is arranged on one side of the header pipe, an air inlet pipe is arranged at the input end of the fresh air heat exchanger, an air filter is arranged at one end of the air inlet pipe, and a first fan is arranged at the input end of the air filter.
In a preferred embodiment, a circulation mechanism is arranged at the bottom of the fresh air heat exchanger, the circulation mechanism comprises an exhaust gas pipe, a dehumidifier is arranged at the bottom of the exhaust gas pipe, a second fan is arranged at the input end of the dehumidifier, and an exhaust gas inlet pipe is arranged at the output end of the second fan of the exhaust gas pipe.
In a preferred embodiment, the exhaust gas inlet pipe penetrates through the laboratory body and extends to the interior, and a gas collecting box is arranged at one end of the exhaust gas inlet pipe.
In a preferred embodiment, the other output end of the fresh air heat exchanger is provided with a circulating pipe, a temperature control cavity is arranged in the laboratory main body, and the circulating pipe penetrates through the laboratory main body and extends to the interior of the temperature control cavity.
In a preferred embodiment, one side of the laboratory main body is provided with an exhaust gas outlet pipe, the exhaust gas outlet pipe penetrates through the laboratory main body and extends to the outside, and a third air valve is arranged inside the exhaust gas outlet pipe.
In a preferred embodiment, the cold air diffusion bellows and the hot air diffusion bellows are fixedly connected by a connecting plate.
In a preferred embodiment, the cold air diffusion bellows and the hot air diffusion bellows are fixedly provided with fixing rods at the bottoms, and the bottoms of the fixing rods are provided with wind shields.
In a preferred embodiment, a second exhaust fan is arranged on one side surface of the gas collecting box, and the second exhaust fan and the first exhaust fan are arranged in a plurality.
The utility model discloses a technological effect and advantage:
1. by arranging the diffusion control mechanism, when the device is used, the first fan is turned on, the first fan conveys air into the fresh air heat exchanger through the air inlet pipe, the air filter filters the air in the air inlet pipe, then the air enters the air inlet branch pipe through the header pipe, when a laboratory main body needs to be heated, the heater and a second air valve in the air inlet branch pipe connected with the heater are turned on, the air is heated by the heater and then conveyed into the hot air diffusion air box through the air pipe, then the exhaust fan is turned on, the exhaust fan conveys the hot air in the hot air diffusion air box into the laboratory main body, so that the interior of the laboratory main body is heated, the humidifier can be turned on, the humidifier conveys water vapor into the air inlet branch pipe through the connecting pipe, the hot air enters the laboratory main body along with the hot air, and when the laboratory main body needs to be cooled, the air conditioner is started, the air is cooled by the air conditioner and then is conveyed to the interior of the cold air diffusion air box through the air pipe, then the exhaust fan is started, the exhaust fan conveys the cold air in the cold air diffusion air box to the interior of the laboratory main body, thereby cooling the interior of the main body of the laboratory, opening the humidifier, conveying water vapor into the air inlet branch pipe by the humidifier through the connecting pipe, and entering the interior of the main body of the laboratory along with cold air, the heater and the air cooler can be closed to humidify the interior of the main body of the laboratory individually, the arranged cold air diffusion air box and the arranged hot air diffusion air box improve the cooling and heating efficiency, improve the diffusion speed of cold air or hot air, the interior of the main body of the laboratory can be rapidly heated, cooled or humidified, so that the heating, cooling and humidifying can be combined in a diversified manner, and the use efficiency is improved;
2. through setting up circulation mechanism, open second fan and second air discharge fan, the second air discharge fan inhales the gas collecting box with the inside air of laboratory main part inside, later carry the abandonment to the dehumidifier inside dehumidification through waste gas admission pipe, then will contain inside thermal waste gas carries the new trend heat exchanger through the exhaust pipe, thereby carry out the heat transfer to the inside air of intake pipe, warm waste gas after the heat transfer enters into the control by temperature change intracavity portion, warm waste gas is at the inside circulation of control by temperature change intracavity, thereby inside with a small amount of temperature conduction to laboratory main part, promote the heat preservation effect, when the indoor air belongs to air, play the effect of cooling when useless air conditioning enters into control by temperature change intracavity portion, the effectual cooling or heat retaining effect that has promoted, promote the regulating quality of the inside constant temperature and humidity of laboratory main part.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a partial structure of the part a in fig. 1 according to the present invention.
Fig. 3 is a schematic view of a partial structure of the part a in fig. 1 according to the present invention.
Fig. 4 is a schematic structural view of the cold air diffusion bellows of the present invention.
Fig. 5 is a perspective view of the wind deflector of the present invention.
The reference signs are: the device comprises a base 1, a laboratory main body 2, a diffusion control mechanism 3, a cold air diffusion bellows 4, a hot air diffusion bellows 5, a connecting plate 6, a first exhaust fan 7, an air pipe 8, a heater 9, an air conditioner 10, a connecting pipe 11, a first air valve 12, a tee joint 13, a delivery pipe 14, a humidifier 15, a branch air inlet pipe 16, a second air valve 17, a fresh air heat exchanger 18, an air inlet pipe 19, an air filter 20, a first air fan 21, a circulating mechanism 22, a dehumidifier 23, a second air fan 24, a waste gas inlet pipe 25, a gas collecting box 26, a circulating pipe 27, a temperature control cavity 28, a waste gas outlet pipe 29, a third air valve 30, a fixing rod 31, a wind shield 32, a second exhaust fan 33 and a waste gas pipe 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The constant-temperature and constant-humidity laboratory ventilation system shown in the attached figures 1 to 5 comprises a base 1, wherein a laboratory main body 2 is fixedly arranged at the top of the base 1, and a diffusion control mechanism 3 is arranged inside the laboratory main body 2;
the diffusion control mechanism 3 comprises a cold air diffusion air box 4, one side of the cold air diffusion air box 4 is provided with a hot air diffusion air box 5, one side of the cold air diffusion air box 4 and one side of the hot air diffusion air box 5 are fixedly provided with a connecting plate 6, the bottom surfaces of the cold air diffusion air box 4 and the hot air diffusion air box 5 are respectively provided with a first exhaust fan 7, the tops of the cold air diffusion air box 4 and the hot air diffusion air box 5 are respectively provided with an air pipe 8, one end of each air pipe 8 is provided with a heater 9, the other end of each air pipe 8 is provided with an air cooler 10, the outer sides of the two air pipes 8 are respectively and fixedly provided with a connecting pipe 11, a first air valve 12 is arranged inside the connecting pipe 11, one end of the connecting pipe 11 is provided with a tee joint 13, one side of the tee joint 13, a main pipe is fixedly arranged at one end of the air inlet branch pipe 16, a second air valve 17 is arranged in the air inlet branch pipe 16, a fresh air heat exchanger 18 is arranged at one side of the main pipe, an air inlet pipe 19 is arranged at the input end of the fresh air heat exchanger 18, an air filter 20 is arranged at one end of the air inlet pipe 19, and a first fan 21 is arranged at the input end of the air filter 20;
the cold air diffusion air box 4 and the hot air diffusion air box 5 are fixedly connected through a connecting plate 6;
the bottom parts of the cold air diffusion air box 4 and the hot air diffusion air box 5 are fixedly provided with fixing rods 31, and the bottom parts of the fixing rods 31 are provided with wind shields 32;
the gas collection box 26 is provided with a second exhaust fan 33 on one side surface, and the number of the second exhaust fan 33 and the number of the first exhaust fans 7 are both set to be a plurality.
The implementation mode is specifically as follows: when the air heating device is used, the first fan 21 is turned on, the first fan 21 conveys air into the fresh air heat exchanger 18 through the air inlet pipe 19, the air filter 20 filters the air in the air inlet pipe 19, then the air enters the air inlet branch pipe 16 through the header pipe, when the laboratory body 2 needs to be heated, the heater 9 and the second air valve 17 in the air inlet branch pipe 16 connected with the heater 9 are turned on, the air is heated by the heater 9 and then conveyed into the hot air diffusion air box 5 through the air pipe 8, then the exhaust fan is turned on, the exhaust fan conveys the hot air in the hot air diffusion air box 5 into the laboratory body 2, so as to heat the interior of the laboratory body 2, the humidifier 15 can be turned on, the humidifier 15 conveys water vapor into the air inlet branch pipe 16 through the connecting pipe 11, and enters the interior of the laboratory body 2 along with the hot air, when the laboratory main body 2 needs to be cooled, the air conditioner 10 is turned on, air is cooled by the air conditioner 10 and then is conveyed to the interior of the cold air diffusion air box 4 through the air pipe 8, the exhaust fan is turned on, the cold air in the cold air diffusion air box 4 is conveyed to the interior of the laboratory main body 2 by the exhaust fan, so that the interior of the laboratory main body 2 is cooled, the humidifier 15 can be turned on, water vapor is conveyed to the interior of the air inlet branch pipe 16 through the connecting pipe 11 by the humidifier 15, the water vapor enters the interior of the laboratory main body 2 along with the cold air, the heater 9 and the air conditioner 10 can be turned off, the interior of the laboratory main body 2 is singly humidified, the cooling efficiency and the heating efficiency are improved by the arranged cold air diffusion air box 4 and the hot air diffusion air box 5, the diffusion speed of cold air or hot air is improved, and the interior, the convenience is to the combination of heating, cooling and carrying out the variety of humidification, promotes the availability factor.
The constant-temperature and constant-humidity laboratory ventilation system shown in fig. 1 and fig. 3 further comprises a circulation mechanism 22, wherein the circulation mechanism 22 is arranged at the bottom of the fresh air heat exchanger 18, the circulation mechanism 22 comprises an exhaust gas pipe 34, a dehumidifier 23 is arranged at the bottom of the exhaust gas pipe 8, a second fan 24 is arranged at the input end of the dehumidifier 23, and an exhaust gas inlet pipe 25 is arranged at the output end of the second fan of the exhaust gas pipe 8;
the waste gas inlet pipe 25 penetrates through the laboratory main body 2 and extends to the interior, and one end of the waste gas inlet pipe 25 is provided with a gas collecting box 26;
the other output end of the fresh air heat exchanger 18 is provided with a circulating pipe 27, a temperature control cavity 28 is arranged inside the laboratory main body 2, and the circulating pipe 27 penetrates through the laboratory main body 2 and extends into the temperature control cavity 28;
laboratory main part 2 one side is equipped with waste gas exit tube 29, waste gas exit tube 29 runs through laboratory main part 2 and extends to the outside, waste gas exit tube 29 is inside to be equipped with third blast gate 30.
The implementation mode is specifically as follows: open second fan 24 and second air discharge fan 33, second air discharge fan 33 inhales gas collecting box 26 inside with the inside air of laboratory main part 2, later carry the abandonment to dehumidifier 23 inside through waste gas admission pipe 25 and dehumidify, then carry fresh air heat exchanger 18 inside through exhaust gas pipe 8 with the waste gas that contains heat, thereby carry out the heat transfer to the inside air of intake pipe 19, warm waste gas after the heat transfer enters into temperature control chamber 28 inside, warm waste gas is at temperature control chamber 28 internal loop, thereby with a small amount of temperature conduction to laboratory main part 2 inside, promote the heat preservation effect, when the room air belongs to air conditioning, the effect of cooling is played when useless air conditioning enters into temperature control chamber 28 inside, the effectual cooling or heat retaining effect that has promoted, promote the inside constant temperature and humidity's of laboratory main part 2 regulating quality.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, by arranging the diffusion control mechanism 3, when the diffusion control mechanism is used, a first fan 21 is turned on, the first fan 21 conveys air into a fresh air heat exchanger 18 through an air inlet pipe 19, an air filter 20 filters the air in the air inlet pipe 19, then the air enters an air inlet branch pipe 16 through a header pipe, when a laboratory body 2 needs to be heated, a heater 9 and a second air valve 17 in the air inlet branch pipe 16 connected with the heater 9 are turned on, the air is heated by the heater 9 and then conveyed into a hot air diffusion air box 5 through an air pipe 8, then an exhaust fan is turned on, the exhaust fan conveys the hot air in the hot air diffusion air box 5 into the laboratory body 2, so that the interior of the laboratory body 2 is heated, a humidifier 15 can be turned on, and the humidifier 15 conveys water vapor into the air inlet branch pipe 16 through a connecting pipe 11, when the laboratory main body 2 needs to be cooled down along with the hot air entering the laboratory main body 2, the air conditioner 10 is opened, the air is cooled down by the air conditioner 10 and then conveyed to the interior of the cold air diffusion air box 4 through the air pipe 8, the exhaust fan is opened, the exhaust fan conveys the cold air in the cold air diffusion air box 4 to the interior of the laboratory main body 2, so that the interior of the laboratory main body 2 is cooled down, the humidifier 15 can be opened, the humidifier 15 conveys the water vapor to the interior of the air inlet branch pipe 16 through the connecting pipe 11, the cold air enters the interior of the laboratory main body 2 along with the cold air, the heater 9 and the air conditioner 10 can be closed, the interior of the laboratory main body 2 is singly humidified, the cold air diffusion air box 4 and the hot air diffusion air box 5 are arranged, the cooling and heating efficiencies are improved, the diffusion speed of the cold air or the hot air is improved, the interior of the laboratory main body, the heating, cooling and humidifying are combined in a diversified manner, and the use efficiency is improved;
referring to fig. 1 to 5 of the specification, by providing the circulation mechanism 22, the second fan 24 and the second exhaust fan 33 are turned on, the second exhaust fan 33 sucks air inside the laboratory main body 2 into the air collection box 26, and then conveys the waste to the inside of the dehumidifier 23 through the exhaust inlet pipe 25 for dehumidification, then the waste gas containing heat is conveyed to the inside of the fresh air heat exchanger 18 through the waste gas pipe 8, so as to exchange heat with the air in the air inlet pipe 19, the warm waste gas after heat exchange enters the temperature control cavity 28, the warm waste gas circulates in the temperature control cavity 28, thereby transferring a small amount of temperature to the interior of the laboratory main body 2, improving the heat preservation effect, when the indoor air is cold air, useless air conditioning plays the effect of cooling when entering into control by temperature change chamber 28 inside, and the effectual cooling or heat retaining effect that has promoted promotes the regulation quality of the inside constant temperature and humidity of laboratory main part 2.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a constant temperature and humidity laboratory ventilation system, includes base (1), its characterized in that: a laboratory main body (2) is fixedly arranged at the top of the base (1), and a diffusion control mechanism (3) is arranged in the laboratory main body (2);
the diffusion control mechanism (3) comprises a cold air diffusion bellows (4), one side of the cold air diffusion bellows (4) is provided with a hot air diffusion bellows (5), the cold air diffusion bellows (4) and one side of the hot air diffusion bellows (5) are fixedly provided with a connecting plate (6), the bottom surfaces of the cold air diffusion bellows (4) and the hot air diffusion bellows (5) are respectively provided with a first exhaust fan (7), the tops of the cold air diffusion bellows (4) and the hot air diffusion bellows (5) are respectively provided with an air pipe (8), one end of the air pipe (8) is provided with a heater (9), the other end of the air pipe (8) is provided with an air cooler (10), the outer sides of the two air pipes (8) are respectively and fixedly provided with a connecting pipe (11), a first air valve (12) is arranged inside the connecting pipe (11), one end of the connecting pipe (11) is provided with a tee joint (13, conveyer pipe (14) one end is equipped with humidifier (15), heater (9) and air conditioner (10) input all are equipped with air inlet branch pipe (16), air inlet branch pipe (16) one end is fixed and is equipped with house steward, air inlet branch pipe (16) inside is equipped with second blast gate (17), house steward one side is equipped with new trend heat exchanger (18), new trend heat exchanger (18) input is equipped with intake pipe (19), intake pipe (19) one end is equipped with air cleaner (20), air cleaner (20) input is equipped with first fan (21).
2. The system of claim 1, wherein the laboratory further comprises: fresh air heat exchanger (18) bottom is equipped with circulation mechanism (22), circulation mechanism (22) include exhaust pipe (34), exhaust pipe (34) bottom is equipped with dehumidifier (23), dehumidifier (23) input is equipped with second fan (24), second fan (24) output is equipped with waste gas and advances pipe (25).
3. A constant temperature and humidity laboratory ventilation system according to claim 2, wherein: waste gas advances pipe (25) and runs through laboratory main part (2) and extend to inside, waste gas advances pipe (25) one end and is equipped with gas collecting tank (26).
4. The system of claim 1, wherein the laboratory further comprises: the other output end of the fresh air heat exchanger (18) is provided with a circulating pipe (27), a temperature control cavity (28) is arranged inside the laboratory main body (2), and the circulating pipe (27) penetrates through the laboratory main body (2) and extends to the inside of the temperature control cavity (28).
5. The system of claim 1, wherein the laboratory further comprises: laboratory main part (2) one side is equipped with waste gas exit tube (29), waste gas exit tube (29) run through laboratory main part (2) and extend to the outside, waste gas exit tube (29) inside is equipped with third blast gate (30).
6. The system of claim 1, wherein the laboratory further comprises: the cold air diffusion air box (4) and the hot air diffusion air box (5) are fixedly connected through a connecting plate (6).
7. The system of claim 1, wherein the laboratory further comprises: the cold air diffusion bellows (4) and the hot air diffusion bellows (5) are fixedly provided with fixing rods (31) at the bottoms, and wind shields (32) are arranged at the bottoms of the fixing rods (31).
8. A constant temperature and humidity laboratory ventilation system according to claim 3, wherein: the gas collection case (26) side surface is equipped with second exhaust fan (33), second exhaust fan (33) and first exhaust fan (7) quantity all set up to a plurality ofly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015522.3U CN210512010U (en) | 2019-07-02 | 2019-07-02 | Constant temperature and humidity laboratory ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015522.3U CN210512010U (en) | 2019-07-02 | 2019-07-02 | Constant temperature and humidity laboratory ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210512010U true CN210512010U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921015522.3U Expired - Fee Related CN210512010U (en) | 2019-07-02 | 2019-07-02 | Constant temperature and humidity laboratory ventilation system |
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| Country | Link |
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| CN (1) | CN210512010U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578427A (en) * | 2020-05-31 | 2020-08-25 | 章志娟 | Laboratory new trend system |
| CN112984679A (en) * | 2021-02-07 | 2021-06-18 | 上海简然实验室设备有限公司 | Ventilation system is used in laboratory |
-
2019
- 2019-07-02 CN CN201921015522.3U patent/CN210512010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578427A (en) * | 2020-05-31 | 2020-08-25 | 章志娟 | Laboratory new trend system |
| CN112984679A (en) * | 2021-02-07 | 2021-06-18 | 上海简然实验室设备有限公司 | Ventilation system is used in laboratory |
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Granted publication date: 20200512 Termination date: 20210702 |
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| CF01 | Termination of patent right due to non-payment of annual fee |