CN210647674U - Intelligent fume chamber controlling means in laboratory - Google Patents
Intelligent fume chamber controlling means in laboratory Download PDFInfo
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- CN210647674U CN210647674U CN201921619155.8U CN201921619155U CN210647674U CN 210647674 U CN210647674 U CN 210647674U CN 201921619155 U CN201921619155 U CN 201921619155U CN 210647674 U CN210647674 U CN 210647674U
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- fume hood
- fume
- fume chamber
- gear
- outside
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Abstract
The utility model discloses an intelligent fume chamber controlling means in laboratory, including the fume chamber, the outside one side of fume chamber installs the subassembly of airing exhaust, the outside opposite side of fume chamber installs the control assembly, the subassembly of airing exhaust includes side air exit, last air exit, first variable air volume valve, second variable air volume valve, first gas detection probe, second gas detection probe, vent, connecting rod, baffle, first gear, first rack, second gear, motor and siren, side air exit has been seted up to the outside one side of fume chamber, the last air exit has been seted up to the fume chamber top, side air exit and last air exit outside one end install first variable air volume valve and second variable air volume valve respectively, the fume chamber is inside to be located the below position of side air exit and installs first gas detection probe; the utility model discloses simple structure, convenient to use, the device be convenient for the inside harmful gas's of fume chamber discharge, can also guarantee the seal of device when guaranteeing that the fan uses, it is more energy-conserving high-efficient.
Description
Technical Field
The utility model relates to a fume chamber field specifically is an intelligent fume chamber controlling means in laboratory.
Background
The fume hood is a common laboratory equipment which is used in a laboratory, needs to discharge harmful gas and needs to clean and discharge pollution in the experimental process, is an indispensable experimental equipment for the experiment in the laboratory, and has the advantages that the development of the domestic cabinet industry is rapid at present, and the fume hood is gradually a mastery force for the development of the laboratory experiment article industry.
But the harmful gas of current fume chamber is discharged from upper portion, and some heavier gaseous discharges are not convenient for, and the fume chamber can not become airtight state when using simultaneously to its both sides need seted up the vent, but when the fume chamber does not use, inside the dust enters into the fume chamber from the vent easily, influence the use of fume chamber.
SUMMERY OF THE UTILITY MODEL
Not enough more than, the utility model aims at providing an intelligent fume chamber controlling means in laboratory, the device simple structure, convenient to use, the device be convenient for the inside harmful gas's of fume chamber discharge, can also guarantee the seal of device when guaranteeing that the fan uses, it is more energy-conserving high-efficient.
The utility model aims at realizing the control device of the laboratory intelligent fume hood by the technical proposal, which comprises a fume hood, wherein one side of the outside of the fume hood is provided with an exhaust assembly, and the other side of the outside of the fume hood is provided with a control assembly;
the exhaust assembly comprises a side exhaust outlet, an upper exhaust outlet, a first variable air valve, a second variable air valve, a first air detection probe, a second air detection probe, a vent, a connecting rod, a baffle, a first gear, a first rack, a second gear, a motor and an alarm, wherein the side exhaust outlet is formed in one side outside the fume hood, the upper exhaust outlet is formed in the top end of the fume hood, the first variable air valve and the second variable air valve are respectively installed at one end outside the side exhaust outlet and the upper exhaust outlet, the first air detection probe is installed at the position below the side exhaust outlet inside the fume hood, the second air detection probe is installed at the top end inside the fume hood, the vent is respectively formed in two sides of the fume hood adjacent to the side exhaust outlet, the baffle is installed inside the vent through the connecting rod, the first gear is fixed at two ends of the connecting rod, the first rack is sleeved outside the first gear, a second rack is fixed on the outer side of the first rack, a second gear is installed at one end of the outer side of the second rack, a motor is fixed in the middle of the second gear, and an alarm is embedded in the upper portion of the outer side of the fume hood;
the control assembly comprises a display screen, a magnetic card identification module, a central processing unit and a data processing module, the display screen is embedded in the middle of the outer side of the fume hood, the magnetic card identification module is fixed at a position below the display screen in the outer side of the fume hood, the central processing unit is fixed on one side in the inner portion of the fume hood, and the data processing module is installed on the outer side of the central processing unit.
As a further technical scheme of the utility model, the inboard epoxy layer that is spliced of fume chamber.
As a further technical scheme of the utility model, the governing door is installed in the fume chamber outside, installs intelligent lock between governing door and the fume chamber.
As a further technical scheme of the utility model, a key start button and a key close button are installed to fume chamber outside lower part, and fan and motor on side air exit and the last air exit all close button electric connection with a key start button and a key.
As a further technical scheme of the utility model, first gaseous test probe and the gaseous test probe quantity of second are four, and first gaseous test probe and the gaseous test probe of second symmetry respectively are installed at the fume chamber inboardly.
As a further technical scheme of the utility model, the sealing washer has been cup jointed in the baffle outside.
Due to the adoption of the technical scheme, the utility model discloses following advantage has: the working personnel place the magnetic card disposed on the magnetic card identification module to identify, when the identification is passed, the intelligent lock is unlocked, the adjusting door is opened, the working personnel can open the fan on the side air outlet and the upper air outlet through a key start button and then test, the fan discharges the harmful gas generated in the test, the gas circulation in the fume hood is ensured, in the test process, if the adjusting door is closed, the intelligent lock is started, simultaneously the motor is started, the motor drives the second gear to rotate, the second gear drives the first gear to rotate through the first rack and the second rack, so as to drive the connecting rod to rotate, the baffle is opened, the air can enter from the vent, the air circulation in the fume hood is ensured, the first gas detection probe and the second gas detection probe detect the harmful gas concentration in different positions in the fume hood, the detection data are transmitted to the central processing unit after the average value is obtained through the data processing module, when the concentration of the upper or lower gas is lower than a certain value or cannot be detected, the central processing unit closes the corresponding air outlet fan, so that the device is more efficient and energy-saving, unnecessary waste is avoided, and meanwhile, if the concentration of harmful gas in the fume hood detected by the first gas detection probe and the second gas detection probe is higher than a certain value, the probes transmit signals to the central processing unit, and the central processing unit controls the alarm to give an alarm, so that a worker is reminded; the utility model discloses simple structure, convenient to use, the device be convenient for the inside harmful gas's of fume chamber discharge, can also guarantee the seal of device when guaranteeing that the fan uses, it is more energy-conserving high-efficient.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The drawings of the present invention are described below.
Fig. 1 is a schematic diagram of a first three-dimensional structure of a control device of an intelligent fume hood in a laboratory.
Fig. 2 is a schematic diagram of a first gear transmission structure of the control device of the laboratory intelligent fume hood.
Fig. 3 is a schematic view of a second variable air volume valve mounting structure of a laboratory intelligent fume hood control device.
Reference numbers in the figures: 1. a fume hood; 2. an air exhaust assembly; 21. a side air outlet; 22. an upper air outlet; 23. a first variable air volume valve; 24. a second variable air volume valve; 25. a first gas detection probe; 26. a second gas detection probe; 27. a vent; 28. a connecting rod; 29. a baffle plate; 210. a first gear; 211. a first rack; 212. a second rack; 213. a second gear; 214. a motor; 215. an alarm; 3. a control component; 31. a display screen; 32. a magnetic card identification module; 33. a central processing unit; 34. and a data processing module.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 to 3, the utility model discloses an intelligent fume hood control device for a laboratory, which comprises a fume hood 1, wherein an exhaust component 2 is arranged on one side of the outside of the fume hood 1, and a control component 3 is arranged on the other side of the outside of the fume hood 1;
the exhaust component 2 comprises a side exhaust outlet 21, an upper exhaust outlet 22, a first variable air volume valve 23, a second variable air volume valve 24, a first gas detection probe 25, a second gas detection probe 26, a vent 27, a connecting rod 28, a baffle 29, a first gear 210, a first rack 211, a second rack 212, a second gear 213, a motor 214 and an alarm 215, wherein the side exhaust outlet 21 is arranged at one side of the outside of the fume hood 1, the upper exhaust outlet 22 is arranged at the top end of the fume hood 1, the first variable air volume valve 23 and the second variable air volume valve 24 are respectively arranged at one end of the outside of the side exhaust outlet 21 and one end of the outside of the upper exhaust outlet 22, the first gas detection probe 25 is arranged at the position below the side exhaust outlet 21 in the fume hood 1, the second gas detection probe 26 is arranged at the top end of the inside of the fume hood 1, the vent 27 is arranged at two adjacent sides of the fume hood 1 and the side exhaust outlet 21, when the adjusting door is closed, the inside of the, the inner part of the ventilation opening 27 is provided with a baffle 29 through a connecting rod 28, both ends of the connecting rod 28 are fixed with first gears 210, the outer side of the first gears 210 is sleeved with a first rack 211, the outer side of the first rack 211 is fixed with a second rack 212, one end of the outer side of the second rack 212 is provided with a second gear 213, the middle part of the second gear 213 is fixed with a motor 214, the motor 214 drives the first rack 211 to rotate through the meshing connection between the second gear 213 and the second rack 212, so that the first gear 210 is driven to rotate through the first rack 211, the connecting rod 28 drives the baffle 29 to rotate, so that the ventilation opening 27 is opened or closed, the upper part of the outer side of the ventilation cabinet 1 is embedded with an alarm 215, and when the concentration of harmful gas in the ventilation cabinet 1 is higher than a certain value;
An epoxy resin layer is bonded on the inner side of the ventilation cabinet 1, so that the corrosion resistance of the device is enhanced.
The utility model discloses a fume chamber, including fume chamber 1, fume chamber 1 installs the regulation door in the outside, installs the intelligence lock between regulation door and the fume chamber 1, and the staff who only possess the magnetic card can open the intelligence lock, prevents to appear the error in the test process.
A key start button and a key close button are installed to fume chamber 1 outside lower part, and fan and motor 214 on side air exit 21 and the last air exit 22 all close button electric connection with a key start button and a key, the use of the fan of being convenient for, when the governing door is closed, also can guarantee the inside circulation of gas of fume chamber 1.
First gas detection probe 25 and second gas detection probe 26 quantity are four, and first gas detection probe 25 and second gas detection probe 26 are respectively the symmetry and install inboard in fume chamber 1, are convenient for detect the gas concentration of many places in the fume chamber 1.
The sealing ring is sleeved on the outer side of the baffle 29, when the device is not used, the tightness of the device can be guaranteed, and dust is prevented from entering the inside of the fume hood 1 from the ventilation opening 27.
The use method and the working principle thereof are as follows: the staff places the configured magnetic card on the magnetic card identification module 32 for identification, when the identification is passed, the intelligent lock is unlocked, the adjusting door is opened, the staff can open the fan on the side air outlet 21 and the upper air outlet 22 through a key start button and then test, the fan discharges harmful gas generated in the test, so as to ensure the gas circulation in the fume hood 1, in the test process, if the adjusting door is closed, the intelligent lock is started, simultaneously, the motor 214 is started, the motor 214 drives the second gear 213 to rotate, the second gear 213 drives the first gear 210 to rotate through the first rack 211 and the second rack 212, so as to drive the connecting rod 28 to rotate, the baffle 29 is opened, air can enter from the air outlet 27, so as to ensure the air circulation in the fume hood 1, the first gas detection probe 25 and the second gas detection probe 26 detect the harmful gas concentration at different positions in the fume hood 1, the detected data is transmitted to the central processing unit 33 after the average value is obtained through the data processing module 34, when the concentration of the upper or lower gas is lower than a certain value or can not be detected, the central processing unit 33 closes the corresponding air outlet fan, so that the device is more efficient and energy-saving, unnecessary waste is avoided, meanwhile, if the concentration of the harmful gas in the fume hood 1 detected by the first gas detection probe 25 and the second gas detection probe 26 is higher than a certain value, the probes transmit signals to the central processing unit 33, and the central processing unit 33 controls the alarm 215 to give an alarm, so as to remind a worker;
the utility model discloses simple structure, convenient to use, the device be convenient for the inside harmful gas's of fume chamber discharge, can also guarantee the seal of device when guaranteeing that the fan uses, it is more energy-conserving high-efficient.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides an intelligent fume chamber controlling means in laboratory which characterized in that: the ventilating cabinet is characterized by comprising a ventilating cabinet, wherein an exhaust assembly is arranged on one side outside the ventilating cabinet, and a control assembly is arranged on the other side outside the ventilating cabinet;
the exhaust assembly comprises a side exhaust outlet, an upper exhaust outlet, a first variable air valve, a second variable air valve, a first air detection probe, a second air detection probe, a vent, a connecting rod, a baffle, a first gear, a first rack, a second gear, a motor and an alarm, wherein the side exhaust outlet is formed in one side outside the fume hood, the upper exhaust outlet is formed in the top end of the fume hood, the first variable air valve and the second variable air valve are respectively installed at one end outside the side exhaust outlet and the upper exhaust outlet, the first air detection probe is installed at the position below the side exhaust outlet inside the fume hood, the second air detection probe is installed at the top end inside the fume hood, the vent is respectively formed in two sides of the fume hood adjacent to the side exhaust outlet, the baffle is installed inside the vent through the connecting rod, the first gear is fixed at two ends of the connecting rod, the first rack is sleeved outside the first gear, a second rack is fixed on the outer side of the first rack, a second gear is installed at one end of the outer side of the second rack, a motor is fixed in the middle of the second gear, and an alarm is embedded in the upper portion of the outer side of the fume hood;
the control assembly comprises a display screen, a magnetic card identification module, a central processing unit and a data processing module, the display screen is embedded in the middle of the outer side of the fume hood, the magnetic card identification module is fixed at a position below the display screen in the outer side of the fume hood, the central processing unit is fixed on one side in the inner portion of the fume hood, and the data processing module is installed on the outer side of the central processing unit.
2. The laboratory intelligent fume hood control device according to claim 1, characterized in that: an epoxy resin layer is glued on the inner side of the ventilation cabinet.
3. The laboratory intelligent fume hood control device according to claim 1, characterized in that: the fume chamber is characterized in that an adjusting door is installed on the outer side of the fume chamber, and an intelligent lock is installed between the adjusting door and the fume chamber.
4. The laboratory intelligent fume hood control device according to claim 1, characterized in that: a key start button and a key close button are installed to fume chamber outside lower part, and fan and motor on side air exit and the last air exit all with a key start button and a key close button electric connection.
5. The laboratory intelligent fume hood control device according to claim 1, characterized in that: the number of the first gas detection probes and the number of the second gas detection probes are four, and the first gas detection probes and the second gas detection probes are symmetrically arranged on the inner side of the ventilation cabinet respectively.
6. The laboratory intelligent fume hood control device according to claim 1, characterized in that: and a sealing ring is sleeved on the outer side of the baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921619155.8U CN210647674U (en) | 2019-09-26 | 2019-09-26 | Intelligent fume chamber controlling means in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921619155.8U CN210647674U (en) | 2019-09-26 | 2019-09-26 | Intelligent fume chamber controlling means in laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210647674U true CN210647674U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921619155.8U Expired - Fee Related CN210647674U (en) | 2019-09-26 | 2019-09-26 | Intelligent fume chamber controlling means in laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210647674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893376A (en) * | 2020-12-16 | 2021-06-04 | 苏州薪火云智能科技有限公司 | Laboratory intelligent fume hood control device and use method thereof |
| CN113210388A (en) * | 2021-05-14 | 2021-08-06 | 新疆美顺达实验室设备有限公司 | Dustproof and excessive harmful gas intelligent alarm system for laboratory fume hood |
-
2019
- 2019-09-26 CN CN201921619155.8U patent/CN210647674U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893376A (en) * | 2020-12-16 | 2021-06-04 | 苏州薪火云智能科技有限公司 | Laboratory intelligent fume hood control device and use method thereof |
| CN113210388A (en) * | 2021-05-14 | 2021-08-06 | 新疆美顺达实验室设备有限公司 | Dustproof and excessive harmful gas intelligent alarm system for laboratory fume hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 Termination date: 20210926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |