CN211628104U - Automatic control device for gas temperature and humidity - Google Patents
Automatic control device for gas temperature and humidity Download PDFInfo
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- CN211628104U CN211628104U CN202020827963.XU CN202020827963U CN211628104U CN 211628104 U CN211628104 U CN 211628104U CN 202020827963 U CN202020827963 U CN 202020827963U CN 211628104 U CN211628104 U CN 211628104U
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Abstract
The utility model discloses an automatic control device for gas temperature and humidity, which comprises a humidifying device, a heating device, a first temperature sensor, a second temperature sensor, a humidity sensor, a first controller and a second controller; the humidifying device comprises a humidifying tank, a tank cover matched with the humidifying tank and a locking piece used for locking the tank cover and the humidifying tank, and a preformed hole is formed in the top of the side wall of the humidifying tank; an air inlet hole and an air outlet hole are formed in the tank cover, the air inlet hole is connected with an air inlet pipe, and a filter head is arranged at one end, far away from the air inlet hole, of the air inlet pipe; the heating device comprises a heating tank, a heating pipe arranged in the heating tank and a heat conductor arranged in the heating tank. The utility model discloses a device has guaranteed the accuracy nature of gas temperature, humidity through the rear end detection feedback, and overall process automatic control, intelligent degree is high, and heats gas through the heat conductor, has advantages such as the heating is effectual, gas is heated evenly, the heating is quick.
Description
Technical Field
The utility model relates to a gaseous atmospheric control technical field, in particular to gaseous atmospheric control automatic control device.
Background
The gas application field is extensive, all has certain requirement to gas humiture in most of applications, if in the gas monitoring field, the gas source commonly used to gas sensor test is steel bottle gas, and steel bottle gas does not have humidity, and the temperature is also uncontrollable, and in the in-service use process, because gas sensor's output signal receives the very big influence of humiture, often needs the temperature and the accurate control of humidity to steel bottle gas.
The existing gas temperature and humidity control is mostly manual control, the accuracy is poor, the intelligent degree and the automation degree are low, and when gas is heated, the defects of slow heating, uneven heating and the like exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a gaseous humiture automatic control device, detect the accuracy nature that the feedback guaranteed body temperature, humidity through the rear end, overall process automatic control, intelligent degree is high, and heats gas through the heat conductor, has that the heating is effectual, gas is heated evenly, heats advantages such as quick.
The purpose of the utility model is realized through the following technical scheme:
an automatic control device for gas temperature and humidity comprises a humidifying device, a heating device, a first temperature sensor, a second temperature sensor, a humidity sensor, a first controller and a second controller;
the humidifying device comprises a humidifying tank, a tank cover matched with the humidifying tank and a locking piece used for locking the tank cover and the humidifying tank, and a preformed hole is formed in the top of the side wall of the humidifying tank; the tank cover is provided with an air inlet hole and an air outlet hole, the air inlet hole is connected with an air inlet pipe, and the air inlet pipe is arranged in the humidification tank; the preformed hole is connected with a water source through a metering pump;
the heating device comprises a heating tank, a heating pipe arranged in the heating tank and a heat conductor arranged in the heating tank, wherein the heat conductor is filled in a gap between the heating pipe and the heating tank, a heating element for heating the heat conductor is also arranged in the heat conductor, and the first temperature sensor is connected with the heating tank and used for monitoring the temperature of the heat conductor in the heating pipe;
an air inlet of the humidifying device is connected with an air source, an air outlet of the humidifying device is connected with an air inlet end of a heating pipe of the heating device, an air outlet end of the heating pipe is connected with an air outlet pipe, and the humidity sensor and the second temperature sensor are respectively connected with the air outlet pipe and are respectively used for monitoring the humidity and the temperature of the air in the air outlet pipe;
the first controller respectively with measuring pump and humidity transducer electric connection, the second controller respectively with first temperature sensor, second temperature sensor and heating member electric connection.
Further, the heat conductor is aluminum liquid.
Further, the heating pipe is spiral.
Further, still including holding the case, it is equipped with the division board to hold the middle of the case, the division board will hold the case and cut apart into heating chamber and humidification chamber, humidification device sets up in the humidification chamber, heating device sets up in the heating chamber, heating device is connected with the division board through the connecting piece, the heating device bottom with bottom separation sets up in the heating chamber, first controller, second controller are equallyd divide and are do not set up on the division board.
Furthermore, the outside of the air outlet pipe is provided with a heat insulation layer.
Furthermore, the air inlet end of the air inlet hole of the humidifying device is connected with an air source through an air flow controller.
Further, an electric heating layer is arranged outside the humidifying tank.
The utility model has the advantages that:
1) the utility model discloses a device has guaranteed the accuracy nature of gas temperature, humidity through the rear end detection feedback, and overall process automatic control, intelligent degree is high, and heats gas through the heat conductor, has advantages such as the heating is effectual, gas is heated evenly, the heating is quick.
3) The heat preservation that sets up can prevent that the gas after the humidification heating from passing through the outlet duct when, the vapor that contains in this gas meets cold condensation, and then can not reach anticipated humidification effect.
Drawings
Fig. 1 is a schematic view of the overall structure of an automatic control device for gas temperature and humidity in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a containing box in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a heating device according to an embodiment of the present invention;
fig. 4 is a schematic view of the overall structure of a humidifying device in an embodiment of the present invention;
fig. 5 is a control schematic block diagram of a first controller in an embodiment of the present invention;
fig. 6 is a control schematic block diagram of a second controller according to an embodiment of the present invention;
in the figure, 1, a humidifying device; 2. a heating device; 3. a first temperature sensor; 4. a second temperature sensor; 5. a humidity sensor; 6. a first controller; 7. a second controller; 8. a humidifying tank; 9. a locking member; 10. reserving a hole; 11. an air inlet; 12. an air outlet; 13. an air inlet pipe; 14. a heating tank; 15. a metering pump; 16. heating a tube; 17. a heat conductor; 18. a heating member; 19. an accommodating box; 20. a partition plate; 21. a connecting member; 22. a heat-insulating layer; 23. a gas flow controller; 24. a can lid; 25. and an air outlet pipe.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
example (b):
as shown in fig. 1, an automatic temperature and humidity control device for gas comprises a humidifying device 1, a heating device 2, a first temperature sensor 3, a second temperature sensor 4, a humidity sensor 5, a first controller 6 and a second controller 7;
as shown in fig. 4, the humidifying device 1 comprises a humidifying tank 8, a tank cover 24 matched with the humidifying tank 8 and a locking member 9 for locking the tank cover 24 and the humidifying tank 8, wherein a preformed hole 10 is formed in the top of the side wall of the humidifying tank 8; the tank cover 24 is provided with an air inlet hole 11 and an air outlet hole 12, the air inlet hole 11 is connected with an air inlet pipe 13, and the air inlet pipe 13 is arranged in the humidifying tank 8; the preformed hole 10 is connected with a water source through a metering pump 15; (wherein, water is arranged in the humidifying tank 8, the air outlet end of the air inlet pipe 13 is positioned below the liquid level, and the air outlet hole 12 is positioned above the liquid level), wherein the locking piece 9 is a hoop.
The heating device 2 comprises a heating tank 14, a heating pipe 16 arranged in the heating tank 14 and a heat conductor 17 arranged in the heating tank 14, wherein the heat conductor 17 is filled in a gap between the heating pipe 16 and the heating tank 14, a heating element 18 for heating the heat conductor 17 is further arranged in the heat conductor 17, and the first temperature sensor 3 is connected with the heating tank 14 and used for monitoring the temperature of the heat conductor 17 in the heating pipe 16; wherein the heating element 18 is an electrical heating rod, the first controller 6 is a PID humidity controller and the second controller 7 is a PID temperature controller.
An air inlet 11 of the humidifying device 1 is connected with an air source, an air outlet 12 of the humidifying device 1 is connected with an air inlet end of a heating pipe 16 of the heating device 2, an air outlet end of the heating pipe 16 is connected with an air outlet pipe 25, and the humidity sensor 5 and the second temperature sensor 4 are respectively connected with the air outlet pipe 25 and are respectively used for monitoring the humidity and the temperature of air in the air outlet pipe 25;
the first controller 6 is electrically connected with the metering pump 15 and the humidity sensor 5 respectively, and the second controller 7 is electrically connected with the first temperature sensor 3, the second temperature sensor 4 and the heating element 18 respectively.
Wherein: the signal output end of the humidity sensor 5 is connected with the signal input end of the first controller 6, and the signal output end of the first controller 6 is connected with the signal input end of the metering pump 15; the signal output end of the first temperature sensor 3 is connected with the signal input end of the second controller 7, the signal output end of the second temperature sensor 4 is connected with the signal input end of the second controller 7, and the signal output end of the second controller 7 is connected with the signal input end of the heating element 18.
The working principle is as follows: an air inlet pipe 13 of the humidifying device 1 is connected with a heating air source to be humidified, and air enters the humidifying tank 8 through an air inlet hole 11 and the air inlet pipe 13, is introduced below the water surface, and enters a heating pipe 16 through an air outlet hole 12 after contacting and humidifying with water. The heating member 18 heats the heat conductor 17, the heat conductor 17 transfers heat to the heating pipe 16, and further heats the gas humidified in the heating pipe 16, and the heated gas is discharged from the gas outlet pipe 25. When gas outgoing, humidity sensor 5 detects the humidity of the gas after humidification and heating, if not up to standard, then control the water yield that first measuring pump 15 let in humidification jar 8 through first controller 6 (the liquid level in humidification jar 8 is high then gas and water contact time is long, and the humidification effect is better, and gas humidity is higher, otherwise then humidity is low). Meanwhile, the second temperature sensor 4 detects the temperature of the gas after humidification and heating, if the temperature of the gas does not reach the standard, the second controller 7 controls the heating element 18 to control the heating temperature, and when the first temperature sensor 3 detects that the temperature of the heat conductor 17 reaches the standard, the heating element 18 keeps the heating temperature constant.
The utility model discloses a device has guaranteed the accuracy nature of gas temperature, humidity through the rear end detection feedback, and overall process automatic control, intelligent degree is high, and heats gas through heat conductor 17, has advantages such as the heating is effectual, gas is heated evenly, the heating is quick.
Further, the heat conductor 17 is aluminum liquid. The aluminum liquid is solid at normal temperature and liquid after being heated, and has the characteristics of quick heat conduction and uniform gas heating, so that the heating effect is effectively ensured.
Further, the heating pipe 16 is spiral. The heating pipe 16 is arranged in such a way, so that the larger contact area between the heating pipe and the aluminum liquid can be ensured, and the heating efficiency is further improved while the heating effect is ensured.
Further, as shown in fig. 2, the humidifier further comprises a containing box 19, a partition plate 20 is arranged in the middle of the containing box 19, the partition plate 20 divides the containing box 19 into a heating cavity and a humidifying cavity, the humidifying device 1 is arranged in the humidifying cavity, the heating device 2 is arranged in the heating cavity, the heating device 2 is connected with the partition plate 20 through a connecting piece 21, the bottom of the heating device 2 is separated from the bottom in the heating cavity, and the first controller 6 and the second controller 7 are respectively arranged on the partition plate 20 (specifically, the first controller and the second controller are common knowledge in the art, and no further description is given here). The absence of contact between the bottom of the heating device 2 and the housing box 19 prevents heat loss. The accommodating box 19 is used for accommodating the humidifying and heating device 2, so that the device is more convenient to carry, store and use. Meanwhile, the heating device and the humidifying device are separately arranged, so that daily maintenance of the equipment is facilitated.
Further, as shown in fig. 2. And the outer part of the air outlet pipe 25 is provided with a heat preservation layer 22. The insulating layer 22 may be made of any insulating material, such as foam, and the insulating layer 22 is provided to prevent the water vapor contained in the humidified and heated air from condensing when the air passes through the air outlet pipe 25, and thus the expected humidification effect cannot be achieved.
Further, as shown in fig. 1, the air inlet end of the air inlet 11 of the humidifying device 1 is connected with an air source through an air flow controller 23. So set up, gas flow controller 23 can accurate control gas lets in the volume of humidification device 1, and then guarantees the gas quantification that adds the humidity, improves the accuracy.
Further, an electric heating layer is arranged outside the humidifying tank 8. Wherein the electric heating layer is an electric heating sheet, the arranged electric heating layer is used for heating the humidifying tank 8, and when the required humidity of the gas to be humidified is small, the gas is normally humidified (the electric heating layer is not started). When the required humidity of the gas to be humidified is large, the electric heating layer is started to heat the water in the humidification tank 8, so that the water can be rapidly evaporated, and the humidity of the gas to be humidified is improved.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (7)
1. The utility model provides a gaseous humiture automatic control device which characterized in that: the humidifier comprises a humidifying device, a heating device, a first temperature sensor, a second temperature sensor, a humidity sensor, a first controller and a second controller;
the humidifying device comprises a humidifying tank, a tank cover matched with the humidifying tank and a locking piece used for locking the tank cover and the humidifying tank, and a preformed hole is formed in the top of the side wall of the humidifying tank; the tank cover is provided with an air inlet hole and an air outlet hole, the air inlet hole is connected with an air inlet pipe, and the air inlet pipe is arranged in the humidification tank; the preformed hole is connected with a water source through a metering pump;
the heating device comprises a heating tank, a heating pipe arranged in the heating tank and a heat conductor arranged in the heating tank, wherein the heat conductor is filled in a gap between the heating pipe and the heating tank, a heating element for heating the heat conductor is also arranged in the heat conductor, and the first temperature sensor is connected with the heating tank and used for monitoring the temperature of the heat conductor in the heating pipe;
an air inlet of the humidifying device is connected with an air source, an air outlet of the humidifying device is connected with an air inlet end of a heating pipe of the heating device, an air outlet end of the heating pipe is connected with an air outlet pipe, and the humidity sensor and the second temperature sensor are respectively connected with the air outlet pipe and are respectively used for monitoring the humidity and the temperature of the air in the air outlet pipe;
the first controller respectively with measuring pump and humidity transducer electric connection, the second controller respectively with first temperature sensor, second temperature sensor and heating member electric connection.
2. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: the heat conductor is aluminum liquid.
3. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: the heating pipe is spiral.
4. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: still including holding the case, it is equipped with the division board to hold the middle of the case, the division board will hold the case and cut apart into heating chamber and humidification chamber, humidification device sets up in the humidification chamber, heating device sets up in the heating chamber, heating device is connected with the division board through the connecting piece, the heating device bottom with the separation of heating intracavity bottom sets up, first controller, second controller are equallyd divide and are do not set up on the division board.
5. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: and a heat-insulating layer is arranged outside the air outlet pipe.
6. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: the air inlet end of the air inlet of the humidifying device is connected with an air source through an air flow controller.
7. The automatic control device for gas temperature and humidity according to claim 1, characterized in that: an electric heating layer is arranged outside the humidifying tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020827963.XU CN211628104U (en) | 2020-05-18 | 2020-05-18 | Automatic control device for gas temperature and humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020827963.XU CN211628104U (en) | 2020-05-18 | 2020-05-18 | Automatic control device for gas temperature and humidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211628104U true CN211628104U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020827963.XU Active CN211628104U (en) | 2020-05-18 | 2020-05-18 | Automatic control device for gas temperature and humidity |
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| Country | Link |
|---|---|
| CN (1) | CN211628104U (en) |
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2020
- 2020-05-18 CN CN202020827963.XU patent/CN211628104U/en active Active
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