CN216630796U

CN216630796U - Photoreactor

Info

Publication number: CN216630796U
Application number: CN202220077734.XU
Authority: CN
Inventors: 丁闻; 侯占峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-05-31
Anticipated expiration: 2032-01-12

Abstract

The utility model provides a photoreactor, which comprises a closed cavity, wherein the closed cavity is provided with a door body capable of being opened and closed, a stirrer is arranged in the closed cavity, two groups of opposite light sources are arranged on the closed cavity, each group of light sources comprises an LED array lamp module capable of switching blue light and ultraviolet light, a condensing lens arranged on the front side of the LED array lamp module, and a heat dissipation device used for dissipating heat of the LED array lamp module. A condensing lens is arranged on the front side of the LED array lamp module, so that the energy of a light source can be focused on a reactant; meanwhile, two groups of light source structures which are oppositely arranged are adopted, so that the shielding of the reactant on light can be reduced, and the reaction is more sufficient; compared with the existing equipment, the reaction speed of the device reaches the second level, and the light energy utilization rate is 5-8 times higher. The light source can switch blue light or ultraviolet light, can be used for photocatalysis and photocracking, and has strong universality. The LED array lamp module is provided with the heat dissipation device, so that the main heat source can be reduced, and the heat in the closed cavity can be effectively reduced.

Description

Photoreactor

Technical Field

The utility model relates to the technical field of chemical photocatalytic reaction devices, in particular to a photoreactor.

Background

At present, there are more equipments for chemical light reaction on the market, but there are still many places worth improving, which are specifically shown as follows: 1. the structure is more complex, the components are more and the operation is complex; 2. although the integration level of the components is high, the functions are single, if the components are used for photocatalysis, photo-cracking cannot be performed, and if the components are used for photo-cracking, photo-cracking cannot be performed; 3. the energy density is small, the reaction speed is slow and not uniform enough, the reaction time is usually in the order of minutes or slow hours, and the purity of the product is influenced due to insufficient reaction; 4. when in use, the reagent is inconvenient to put and take, and the gradual change operation cannot be carried out quickly and efficiently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photoreactor which can rapidly and uniformly perform photocatalytic reaction and has strong universality and simple operation.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a photoreactor, includes the closed chamber, the closed chamber is equipped with the door body that can open and close, and inside is equipped with the agitator, be equipped with two sets of relative light sources on the closed chamber, every group the light source includes the LED array lamp module group of changeable blue light and ultraviolet ray, locates the condensing lens of LED array lamp module group front side to and be used for right the radiating heat abstractor of LED array lamp module group.

In a preferable scheme, the closed cavity is further provided with a circulating fan for actively dissipating heat inside the closed cavity.

According to the preferable scheme, the heat dissipation device is a cooling fan arranged on the back face of the LED array lamp module, the cooling fan, the LED array lamp module and the lens form an integrated mounting structure, the cooling fan is detachably fixed on the side wall of the closed cavity in a penetrating mode, and the cooling fan is located outside the closed cavity.

In a preferable scheme, the door body is positioned on the front side surface of the closed cavity and is provided with a safety switch for detecting the opening and closing of the door body.

In a preferred scheme, the two groups of light sources are respectively arranged on the left side wall and the right side wall of the closed cavity.

In a preferred scheme, the closed cavity is made of stainless steel.

According to a preferable scheme, the LED array lamp further comprises a power supply arranged on the closed cavity, a control main board and a constant current power supply driving the LED array lamp module.

According to a preferable scheme, the stirrer is a magnetic stirrer, a temperature sensor is arranged above the magnetic stirrer, and a display screen capable of displaying temperature and time is arranged on the closed cavity.

The utility model has the beneficial effects that: 1. a condensing lens is arranged on the front side of the LED array lamp module and can focus the energy of a light source on a reactant; meanwhile, two groups of light source structures which are oppositely arranged are adopted, so that the shielding of reactants on light can be reduced, and the reaction is more sufficient; compared with the existing equipment, the reaction speed of the device reaches the second level, and the light energy utilization rate is 5-8 times higher. 2. The light source can switch blue light or ultraviolet light, can be used for photocatalysis and photocracking, and has strong universality. 3. The LED array lamp module is provided with the heat dissipation device, so that the main heat source can be reduced, and the heat in the closed cavity can be effectively reduced.

Drawings

The present invention will be described in further detail with reference to the following drawings and specific examples.

FIG. 1 is a perspective view showing the overall structure of a reactor in the example;

FIG. 2 is a top view of the entire structure of the reactor in the example;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic diagram of a light source in an embodiment;

FIG. 5 is a schematic view of a control circuit of the reactor in the example.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

referring to fig. 1 to 5, this embodiment is described by taking a photoreactor as an example, the photoreactor includes the closed chamber 1 of stainless steel's cuboid, and the closed chamber 1 of stainless steel not only can shade light, and the heat dissipation is good moreover, closed chamber 1 is equipped with the door body 11 that can open and close, the door body 11 is located the leading flank of closed chamber 1 to be equipped with and be used for detecting its safety switch who opens and close, the switching of the door body 11 of safety switch detectable, when making door body 11 open, close the photoreaction operation, in order to avoid causing the injury to the operator. The closed cavity 1 is internally provided with a stirrer, preferably a magnetic stirrer 2, so that the operation is convenient and quick. Two opposite groups of light sources 3 are respectively arranged on the left side wall and the right side wall of the closed cavity 1, each group of light sources 3 comprises an LED array lamp module 31 capable of switching blue light and ultraviolet light, a condensing lens 32 arranged on the front side of the LED array lamp module 31, and a heat dissipation device 33 used for dissipating heat of the LED array lamp module 31; in order to facilitate maintenance, installation and debugging, the light source 3 is an integral installation structure and is detachably fixed on the side wall of the closed cavity 1 in a penetrating way; preferably, in order to improve the heat dissipation efficiency, the heat dissipation device 33 is a cooling fan disposed on the back surface of the LED array lamp module 31 for actively dissipating heat, and the cooling fan is located outside the enclosed cavity 1, so that the heat dissipation efficiency is higher, and excessive heat accumulation in the enclosed cavity 1 is avoided. And the closed cavity 1 is also provided with a circulating fan 4 for actively radiating the inside of the closed cavity 1, so that air cooling circulation is formed in the closed cavity 1, and the heat inside can be discharged in time. The device is characterized by further comprising an electric control box 6 arranged on the outer wall of the rear side of the closed cavity 1, a power supply, a control main board and a constant current power supply for driving the LED array lamp module 31 are arranged in the electric control box 6, a temperature sensor is arranged above the magnetic stirrer 2 and used for detecting real-time temperature and avoiding the reagent from being failed due to overtemperature; and the closed cavity 1 is provided with a display screen 5 capable of displaying temperature and time, so that the laboratory staff can conveniently record single reaction time and monitor the internal temperature of the closed cavity 1.

During the operation, open the door body 11 of closed chamber 1, place the test tube 100 that holds the reagent on magnetic stirrers 2, close a body 11 back, two sets of light sources 3 select to open different modes according to the experiment type, catalyze reagent from both sides, the work of all opening of circulating fan 4 on cooling fan of light source 3 and the closed chamber 1 dispels the heat simultaneously, the operator is done the record and is operated according to the temperature and the time parameter that display screen 5 shows, after accomplishing the experiment, safety switch detects when door body 11 opens, light source 3 closes, ensure safety, it can carry out next set of experiment to take out the reagent.

A condenser lens 32 is arranged at the front side of the LED array lamp module 31, so that the energy of the light source 3 can be focused on the reactant; meanwhile, two groups of light source 3 structures which are oppositely arranged are adopted, so that the shielding of reactants on light can be reduced, and the reaction is more sufficient; compared with the existing equipment, the reaction speed of the device reaches the second level, and the light energy utilization rate is 5-8 times higher. The light source 3 can switch blue light or ultraviolet light, can be used for photocatalysis and photocracking, and has strong universality. The LED array lamp module 31 is provided with a heat dissipation device 33, which can reduce the main heat source and effectively reduce the heat inside the sealed cavity 1. The circulating fan 4 can quickly dissipate heat in the closed cavity 1, and the reliability of the circulating fan is higher than that of liquid cooling.

The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.

Claims

1. A photoreactor, comprising: the LED array lamp comprises a closed cavity, wherein a door body capable of being opened and closed is arranged in the closed cavity, a stirrer is arranged inside the closed cavity, two groups of opposite light sources are arranged on the closed cavity, each group of light sources comprises an LED array lamp module capable of switching blue light and ultraviolet light, a condensing lens arranged on the front side of the LED array lamp module, and a heat dissipation device used for dissipating heat of the LED array lamp module.

2. A photoreactor according to claim 1, wherein: and the closed cavity is also provided with a circulating fan for actively radiating the inside of the closed cavity.

3. A photoreactor according to claim 1, wherein: the heat dissipation device is a cooling fan arranged on the back face of the LED array lamp module, the cooling fan, the LED array lamp module and the lens form an integrated installation structure, the cooling fan, the LED array lamp module and the lens are detachably fixed on the side wall of the closed cavity in a penetrating mode, and the cooling fan is located outside the closed cavity.

4. A photoreactor according to claim 1, wherein: the door body is positioned on the front side surface of the closed cavity and is provided with a safety switch for detecting the opening and closing of the door body.

5. A photoreactor according to claim 1, wherein: the two groups of light sources are respectively arranged on the left side wall and the right side wall of the closed cavity.

6. A photoreactor according to claim 1, wherein: the closed cavity is made of stainless steel.

7. A photoreactor according to claim 1, wherein: the LED array lamp module further comprises a power supply arranged on the closed cavity, a control main board and a constant current power supply for driving the LED array lamp module.

8. A photoreactor according to claim 7 wherein: the stirrer is a magnetic stirrer, a temperature sensor is arranged above the magnetic stirrer, and a display screen capable of displaying temperature and time is arranged on the closed cavity.