CN219239784U - Photoelectrocatalysis nitrogen fixation ammonia synthesis equipment - Google Patents
Photoelectrocatalysis nitrogen fixation ammonia synthesis equipment Download PDFInfo
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- CN219239784U CN219239784U CN202320274365.8U CN202320274365U CN219239784U CN 219239784 U CN219239784 U CN 219239784U CN 202320274365 U CN202320274365 U CN 202320274365U CN 219239784 U CN219239784 U CN 219239784U
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Abstract
The utility model provides a photoelectrocatalysis nitrogen fixation ammonia synthesis device, which comprises: the novel solar energy power supply comprises a positive plate and a lampshade, wherein the lower end of the positive plate is provided with the reaction box, the inside of the reaction box is provided with electrolyte aqueous solution, the middle position of the reaction box is provided with a reaction plate, the upper end of the reaction plate is provided with an upper guide plate, the inner side of the upper guide plate is provided with a guide hole, the right end of the reaction box is provided with a negative plate, the lower side of the right end of the reaction box is provided with a drain pipe, the front end of the reaction box is provided with a rear shell, the inside of the rear shell is provided with a mounting groove, the inside of the mounting groove is provided with a lamp body, the rear end of the lamp body is provided with a lamp cap, and the outer side of the rear end of the lamp cap is provided with the lampshade. Through positive plate and negative plate, can carry out the photoelectrocatalysis nitrogen fixation reaction, through using lamp holder and lamp shade, can enlarge the irradiation range of lamp holder to make lamp holder light diverge, thereby make photoelectrocatalysis efficiency improve.
Description
Technical Field
The utility model belongs to the technical field of synthetic ammonia manufacturing equipment, and relates to photoelectrocatalysis nitrogen fixation synthetic ammonia equipment.
Background
The nitrogen molecule is a simple substance with extremely high stability, the three bond energy is 94lKJ.mol-1, the inertia is large, and the activation is not easy. The nitrogen fixation synthesis ammonia is a process of gradually combining N2 with photo-generated electrons and protons, and serious hydrogen evolution competition reaction exists in the nitrogen fixation reaction process, so that the ammonia synthesis efficiency is obviously reduced.
In chinese patent CN110079816B (a device and method for synthesizing ammonia by photoelectrocatalysis nitrogen fixation), an anode chamber and a cathode chamber are separated into a double-chamber electrolytic cell by a photoelectric composite membrane composed of a bipolar membrane and a nano nitrogen fixation catalytic membrane, the bipolar membrane comprises an anion exchange membrane and a cation exchange membrane, the nano nitrogen fixation catalytic membrane is supported on the surface of the cation exchange membrane, an electrolyte aqueous solution is added into the anode chamber, the cathode chamber is filled with nitrogen, a BiVO4 or Pt electrode is used as an anode, the nitrogen fixation catalytic membrane is used as a cathode, a container containing dilute sulfuric acid is arranged in the cathode chamber for absorbing generated ammonia, a xenon lamp is used as a light source, an external direct current power supply is used for providing electric field acting force, and the anode and the cathode of the direct current power supply are respectively connected with the anode and the cathode; the utility model carries out the photoelectrocatalysis nitrogen fixation in the nonaqueous solution, and has the beneficial effects of effectively inhibiting the occurrence of hydrogen evolution side reaction and improving the photoelectrocatalysis nitrogen fixation efficiency.
In the above device, the xenon lamp is adopted as the light source, the external direct current power supply is used for providing the electric field acting force, the positive electrode and the negative electrode of the direct current power supply are respectively connected with the anode and the cathode, so that when the photoelectrocatalysis nitrogen fixation occurs, the xenon lamp light rays are used for releasing light, the light divergence effect in the electrolyte aqueous solution is general, the photoelectrocatalysis nitrogen fixation reaction efficiency can be reduced, and the problem of poor ammonia synthesis effect is caused, therefore, the photoelectrocatalysis nitrogen fixation ammonia synthesis equipment is needed to solve the problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide photoelectrocatalysis nitrogen fixation ammonia synthesis equipment, which solves the problems in the prior art.
The utility model is realized by the following technical scheme: a photoelectrocatalytic nitrogen-fixing ammonia synthesizing device, comprising: the device comprises a positive plate, a reaction box, an upper guide plate, a guide hole, a reaction plate, a reaction tank, a rear shell, a mounting groove, a drain pipe, a negative plate, electrolyte aqueous solution, a lamp body, a lamp cap and a lamp shade, wherein the reaction box is arranged at the lower end of the positive plate;
the reaction box is internally provided with electrolyte aqueous solution, a reaction plate is arranged in the middle of the reaction box, an upper guide plate is arranged at the upper end of the reaction plate, a material guide hole is formed in the inner side of the upper end of the upper guide plate, and a negative plate is arranged at the right end of the reaction box;
the drain pipe is installed to the reaction box right-hand member downside, the backshell is installed to the reaction box front end, the mounting groove has been seted up to the backshell inside, mounting groove internally mounted has the lamp body, the lamp holder is installed to the lamp body rear end, the lamp shade is installed in the lamp holder rear end outside.
As a preferable implementation mode, screw holes are formed in the positive plate and the negative plate, the positive plate, the negative plate and an external power wire are fixedly connected through bolts, and electrolytic reaction can be carried out through the positive plate and the negative plate.
As a preferable implementation mode, the cross sections of the positive plate and the negative plate are of L-shaped structures, and the positive plate and the negative plate are identical in structure and are installed in a symmetrical mode.
As a preferred implementation mode, the reaction plate is fixedly connected with the upper guide plate, the guide hole is formed in the reaction plate, and the guide hole is communicated with the guide hole, so that external reaction materials can be conveniently guided in.
As a preferred implementation mode, the inside of the mounting groove is fixedly connected with the lamp body in a sealing way, the lamp shade is fixedly connected with the front end of the reaction box, and the lamp shade is of a sealing structure.
As a preferred implementation mode, the front end of the lampshade is provided with a sealing transparent glass plate, the lamp body is a 300W xenon lamp, and the inner side of the lampshade is provided with UV light curing paint.
After the technical scheme is adopted, the utility model has the beneficial effects that: through positive plate and negative plate, can carry out the photoelectrocatalysis nitrogen fixation reaction, through using lamp holder and lamp shade, can enlarge the irradiation range of lamp holder to make lamp holder light diverge, thereby make photoelectrocatalysis efficiency improve.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a photoelectrocatalysis nitrogen fixation ammonia synthesis device;
FIG. 2 is a rear view of the inside of the photoelectrocatalysis nitrogen fixation ammonia synthesis device;
FIG. 3 is a right side view of the inside of a rear shell of the photoelectrocatalysis nitrogen fixation ammonia synthesis device;
in the figure: 1-positive plate, 2-reaction box, 3-upper guide plate, 4-guide hole, 5-reaction plate, 6-reaction tank, 7-rear shell, 8-mounting groove, 9-drain pipe, 10-negative plate, 11-electrolyte aqueous solution, 12-lamp body, 13-lamp cap and 14-lamp shade.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a photoelectrocatalytic nitrogen fixation ammonia synthesis apparatus, comprising: the reaction device comprises a positive plate 1, a reaction box 2, an upper guide plate 3, a guide hole 4, a reaction plate 5, a reaction tank 6, a rear shell 7, an installation tank 8, a drain pipe 9, a negative plate 10, an electrolyte aqueous solution 11, a lamp body 12, a lamp cap 13 and a lamp shade 14, wherein the reaction box 2 is arranged at the lower end of the positive plate 1;
the inside of the reaction box 2 is provided with an electrolyte aqueous solution 11, a reaction plate 5 is arranged in the middle of the reaction box 2, an upper guide plate 3 is arranged at the upper end of the reaction plate 5, a material guide hole 4 is arranged at the inner side of the upper end of the upper guide plate 3, and a negative plate 10 is arranged at the right end of the reaction box 2;
the drain pipe 9 is installed to reaction box 2 right-hand member downside, and back shell 7 is installed to reaction box 2 front end, and mounting groove 8 has been seted up to back shell 7 inside, and mounting groove 8 internally mounted has lamp body 12, and lamp holder 13 is installed to lamp body 12 rear end, and lamp shade 14 is installed to lamp holder 13 rear end outside.
Screw holes are formed in the positive plate 1 and the negative plate 10, and the positive plate 1, the negative plate 10 and an external power supply wire are fixedly connected through bolts and can perform electrolytic reaction through the positive plate 1 and the negative plate 10.
The cross sections of the positive plate 1 and the negative plate 10 are of L-shaped structures, and the positive plate 1 and the negative plate 10 are identical in structure and are installed in a symmetrical mode.
The reaction plate 5 is fixedly connected with the upper guide plate 3, and the guide hole is formed in the reaction plate 5, and the guide hole is communicated with the guide hole 4, so that external reaction materials can be conveniently guided in.
The inside of the mounting groove 8 is fixedly connected with the lamp body 12 in a sealing way, the lamp shade 14 is fixedly connected with the front end of the reaction box 2, the lamp shade 14 is of a sealing structure, and the electrolyte aqueous solution 11 can infiltrate into the lamp cap 13.
The front end of the lamp shade 14 is provided with a sealing transparent glass plate, the lamp body 12 is a 300W xenon lamp, and the inner side of the lamp shade 14 is provided with a UV light curing coating, so that light rays of the lamp body 12 can be diffused and the inside of the electrolyte aqueous solution 11 can be irradiated.
As a first embodiment of the present utility model: in order to solve the problem that when photoelectrocatalysis nitrogen fixation occurs, the xenon lamp light is radiated by utilizing an electric arc, which results in that the light radiation effect inside the electrolyte aqueous solution 11 is general, the photoelectrocatalysis nitrogen fixation reaction efficiency is possibly reduced, and thus the synthesis ammonia effect is poor, firstly, a worker pours the electrolyte aqueous solution 11 into the reaction box 2, then the positive plate 1, the negative plate 10 and the lamp body 12 are communicated with an external direct current circuit, the positive plate 1 and the negative plate 10 carry out electrolytic reaction on the electrolyte aqueous solution 11, then materials prepared by the synthesis ammonia and a catalyst are input through the material guide hole 4 and react, when the lamp body 12 is electrified to lighten the lamp cap 13, as the front end of the lamp cover 14 is provided with a sealing transparent glass plate, the lamp body 12 is a 300W xenon lamp, and the inner side of the lamp cover 14 is provided with a UV light curing coating which can be matched with the hemispherical lamp cover 14 to reflect and diffuse the xenon light, thereby the irradiation range of the xenon light is increased, and the reaction efficiency is increased.
As a second embodiment of the present utility model: based on the above description, further, since the inside of the installation groove 8 is fixedly connected with the lamp body 12 in a sealing manner, the lamp cover 14 is fixedly connected with the front end of the reaction box 2, the lamp cover 14 is of a sealing structure, the lamp cover 14 can diffuse light and refract, and meanwhile, the inside of the lamp cap 13 can be protected, and meanwhile, when the electrolyte aqueous solution 11 needs to be discharged, a worker can discharge or collect the electrolyte aqueous solution 11 by using the drain pipe 9.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. A photoelectrocatalytic nitrogen-fixing ammonia synthesizing device, comprising: positive plate (1), reaction box (2) and lamp shade (14), its characterized in that: the lower end of the positive plate (1) is provided with a reaction box (2);
the reaction device is characterized in that an electrolyte aqueous solution (11) is arranged in the reaction box (2), a reaction plate (5) is arranged in the middle of the reaction box (2), an upper guide plate (3) is arranged at the upper end of the reaction plate (5), a material guide hole (4) is formed in the inner side of the upper end of the upper guide plate (3), and a negative plate (10) is arranged at the right end of the reaction box (2);
the novel lamp is characterized in that a drain pipe (9) is arranged at the lower side of the right end of the reaction box (2), a rear shell (7) is arranged at the front end of the reaction box (2), a mounting groove (8) is formed in the rear shell (7), a lamp body (12) is arranged in the mounting groove (8), a lamp cap (13) is arranged at the rear end of the lamp body (12), and a lamp shade (14) is arranged at the outer side of the rear end of the lamp cap (13).
2. The photoelectrocatalytic nitrogen-fixing ammonia synthesizing apparatus as set forth in claim 1, wherein: screw holes are formed in the positive plate (1) and the negative plate (10), and the positive plate (1) and the negative plate (10) are fixedly connected with an external power wire through bolts.
3. The photoelectrocatalytic nitrogen fixation ammonia synthesis device as recited in claim 2, wherein: the cross sections of the positive plate (1) and the negative plate (10) are of L-shaped structures, and the positive plate (1) and the negative plate (10) are identical in structure and are installed in a symmetrical mode.
4. A photoelectrocatalytic nitrogen fixation ammonia synthesis device as claimed in claim 3, wherein: the reaction plate (5) is fixedly connected with the upper guide plate (3), a guide hole is formed in the reaction plate (5), and the guide hole is communicated with the guide hole (4).
5. The photoelectrocatalytic nitrogen fixation ammonia synthesis device as recited in claim 4, wherein: the inside of the mounting groove (8) is fixedly connected with the lamp body (12) in a sealing way, the lamp shade (14) is fixedly connected with the front end of the reaction box (2), and the lamp shade (14) is of a sealing structure.
6. The photoelectrocatalytic nitrogen fixation ammonia synthesis device as recited in claim 5, wherein: the front end of the lampshade (14) is provided with a sealing transparent glass plate, the lamp body (12) is a 300W xenon lamp, and the inner side of the lampshade (14) is provided with UV (ultraviolet) light-cured paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320274365.8U CN219239784U (en) | 2023-02-15 | 2023-02-15 | Photoelectrocatalysis nitrogen fixation ammonia synthesis equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320274365.8U CN219239784U (en) | 2023-02-15 | 2023-02-15 | Photoelectrocatalysis nitrogen fixation ammonia synthesis equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219239784U true CN219239784U (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320274365.8U Active CN219239784U (en) | 2023-02-15 | 2023-02-15 | Photoelectrocatalysis nitrogen fixation ammonia synthesis equipment |
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| CN (1) | CN219239784U (en) |
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- 2023-02-15 CN CN202320274365.8U patent/CN219239784U/en active Active
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