CN115900248A - Device and method for preparing electro-catalyst on large scale - Google Patents
Device and method for preparing electro-catalyst on large scale Download PDFInfo
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- CN115900248A CN115900248A CN202211408660.4A CN202211408660A CN115900248A CN 115900248 A CN115900248 A CN 115900248A CN 202211408660 A CN202211408660 A CN 202211408660A CN 115900248 A CN115900248 A CN 115900248A
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- 239000010411 electrocatalyst Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 147
- 239000003054 catalyst Substances 0.000 claims abstract description 54
- 239000012065 filter cake Substances 0.000 claims abstract description 52
- 238000001035 drying Methods 0.000 claims abstract description 43
- 238000002360 preparation method Methods 0.000 claims abstract description 29
- 238000007710 freezing Methods 0.000 claims abstract description 22
- 230000008014 freezing Effects 0.000 claims abstract description 21
- 238000004108 freeze drying Methods 0.000 claims abstract description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 11
- 241001330002 Bambuseae Species 0.000 claims abstract description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 11
- 239000011425 bamboo Substances 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 11
- 239000002274 desiccant Substances 0.000 claims description 8
- 238000004378 air conditioning Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000002269 spontaneous effect Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000002156 mixing Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The invention relates to the field of chemistry, in particular to a macro preparation device and a macro preparation method of an electrocatalyst, which comprise a freezing bin and the like; the refrigerator is including freezing storehouse and sealing door, and the rotation is connected with the sealing door on freezing storehouse, is equipped with a sealed section of thick bamboo on the sealing door, has seted up the venthole on the outer wall of a sealed section of thick bamboo, is equipped with moving mechanism on the sealed section of thick bamboo, installs the placement mechanism who is used for placing the catalyst filter cake on the removal subassembly, and moving mechanism is used for driving placement mechanism and removes. The device can prevent the spontaneous combustion phenomenon in the process of drying the catalyst filter cake by adopting a freeze drying mode, is beneficial to the preparation of the electrocatalyst and can reduce the potential safety hazard in the preparation process.
Description
Technical Field
The invention relates to the field of chemistry, in particular to a macro preparation device and method for an electrocatalyst.
Background
Electrocatalysis is a catalytic action which accelerates the charge transfer reaction on the interface of an electrode and an electrolyte, and is mainly applied to the electrocatalysis treatment of organic sewage.
Chinese patent No. CN114177858a discloses a macro preparation method and a preparation device for an electrocatalyst, and the above technical scheme adopts a heating and drying manner in the process of drying a catalyst filter cake, which increases the spontaneous combustion probability of the catalyst filter cake and is not beneficial to the production and preparation of the electrocatalyst.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an electrocatalyst macro preparation device and method capable of preventing a catalyst filter cake from spontaneous combustion.
The technical scheme of the invention is as follows: the utility model provides an electrocatalyst macro-preparation device and method, including refrigerator, a sealing barrel, venthole, moving mechanism and placement mechanism, the refrigerator is including freezing storehouse and sealing door, the rotation is connected with the sealing door on freezing the storehouse, be equipped with a sealing barrel on the sealing door, seted up the venthole on the sealing barrel, be equipped with moving mechanism on the sealing barrel, install the placement mechanism who is used for placing the catalyst filter cake on the removal subassembly, moving mechanism is used for driving placement mechanism and removes.
Furthermore, the moving mechanism comprises a moving sealing plate and an electric push rod, the moving sealing plate is connected in the sealing cylinder in a sliding mode, the electric push rod is installed on the sealing cylinder, and the electric push rod is connected with the moving sealing plate.
Further, the placing mechanism comprises an outer connecting plate, a storage plate, a middle partition plate and an inner sealing plate, the outer connecting plate is fixedly connected to the movable sealing plate, the storage plate is fixedly connected to the outer connecting plate, the middle partition plate is fixedly connected to the storage plate, and the inner sealing plate is fixedly connected to the storage plate and the middle partition plate.
Furthermore, the shelf comprises a middle partition plate and an article placing plate which are provided with air holes in an array manner.
Furthermore, the device also comprises an air vent mechanism used for enabling the catalyst filter cake to recover the room temperature, the air vent mechanism is installed on the movable sealing plate and the outer connecting plate, the air vent mechanism comprises an air inlet pipe, an air inlet switch, a guide joint, an outer connecting pipe and a tension spring, the air inlet pipe is installed on the movable sealing plate and the outer connecting plate together, the air inlet switch is installed on the air inlet pipe, the guide joint is installed on the sealing cylinder, the outer connecting pipe is connected to the guide joint in a sliding mode, and the tension spring is connected between the outer connecting pipe and the guide joint.
Furthermore, the device also comprises a safety component for manually controlling the communication state of the external connecting pipe, the safety component is arranged on the external connecting pipe and comprises a linking pipe and a control valve, the external connecting pipe is communicated with the linking pipe, and the linking pipe is provided with the control valve capable of controlling the communication state of the linking pipe.
The air inlet mechanism is communicated with the connecting pipe and comprises an air inlet cylinder, an air pump and a one-way valve pipe, the air inlet cylinder is installed on the sealing cylinder and communicated with the connecting pipe, the air pump is communicated with the air inlet cylinder, the one-way valve pipe is installed on the movable sealing plate and the outer connecting plate together, and a drying assembly used for drying air is installed in the air inlet cylinder.
Furthermore, the drying component comprises a drying cylinder and a drying agent, the drying cylinder is arranged in the air inlet cylinder, and the drying agent is placed in the drying cylinder.
Furthermore, the sealing device also comprises a sealing ring for improving the sealing performance, and the sealing cylinder is provided with the sealing ring.
Further, the application method for macro preparation of the electrocatalyst comprises the following steps:
firstly, putting a catalyst filter cake into a placing mechanism, then closing a sealing door, and starting freeze-drying the catalyst filter cake;
secondly, after drying is finished, controlling a moving mechanism to drive a placing mechanism to move into a sealing cylinder;
thirdly, opening the safety assembly, and controlling the air inlet mechanism to convey dried air to the inside of the sealing cylinder so as to heat the catalyst filter cake;
and fourthly, opening the sealing door after the temperature of the catalyst filter cake is restored to the room temperature, controlling the moving mechanism to move the placing mechanism out of the sealing barrel, and then taking out the catalyst filter cake on the placing mechanism.
The beneficial effects are that: the device adopts a freeze drying mode, can prevent the occurrence of spontaneous combustion phenomenon in the process of drying the catalyst filter cake, is beneficial to the preparation of the electrocatalyst, and can reduce the potential safety hazard in the preparation process;
the sealing plate is moved to separate the space between the freezing bin and the sealing cylinder, so that air is prevented from entering the freezing bin to influence the drying effect;
under the matching of the moving plate and the inner sealing plate, the dried catalyst filter cake can be fed into the sealing cylinder in a vacuum state, so that the temperature of the dried catalyst filter cake is raised to the temperature of room temperature, and the condition that the surface of the filter cake is wet due to direct contact with air with moisture is avoided;
under the communication action of the external connecting pipe and the air inlet pipe, air can enter the sealing cylinder, and then the catalyst filter cake in the sealing cylinder is subjected to temperature rise treatment by air with higher external temperature;
the valve is controlled on the connecting pipe, so that the situation that air directly enters the sealing cylinder to cause influence on the quality of a catalyst filter cake under the condition that a user is not prepared or the air switch fails can be prevented;
under the cooperation of air pump and drying assembly, can be constantly carry outside air in to sealed section of thick bamboo to form air cycle through the check valve pipe, better catalyst filter cake heats up and handles, and the air is through drying process, can avoid the moisture in the air to cause the influence to the catalyst filter cake.
Drawings
Fig. 1 is a schematic view of the structure of the freezing chamber of the present invention.
Fig. 2 is a schematic view of the internal structure of the sealing cylinder of the present invention.
Fig. 3 is a schematic view of an opening structure of the sealing door of the present invention.
Fig. 4 is a schematic view of the position relationship of the intake pipe of the present invention.
FIG. 5 is a schematic view of the connection between the air inlet pipe and the external pipe according to the present invention.
FIG. 6 is a schematic diagram of the position relationship of the drying cylinder according to the present invention.
Fig. 7 is a schematic view of the overall flow structure of the present invention.
In the reference symbols: 1-freezing bin, 101-sealing door, 102-sealing cylinder, 103-mixing unit before reaction, 104-reaction unit based on microchannel reactor, 105-mixing unit after reaction, 106-washing filter unit, 2-moving closing plate, 201-electric push rod, 3-external connecting plate, 301-object placing plate, 302-middle partition plate, 303-internal closing plate, 304-air hole, 4-air inlet pipe, 401-air inlet switch, 402-guide head, 403-external connecting pipe, 404-tension spring, 5-connecting pipe, 501-control valve, 6-air inlet cylinder, 601-air pump, 602-one-way valve pipe, 603-air outlet hole, 7-drying cylinder, 701-drying agent and 8-sealing ring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
A macro-preparation device and a macro-preparation method of an electrocatalyst are disclosed, as shown in fig. 1 and 7, the macro-preparation device comprises a refrigerator, a sealing cylinder 102, an air outlet 603, a moving mechanism and a placement mechanism, wherein the refrigerator comprises a freezing bin 1 and a sealing door 101, the sealing door 101 is rotatably connected to the freezing bin 1, the sealing door 101 is provided with the sealing cylinder 102, the outer wall of the sealing cylinder 102 is provided with the air outlet 603, the sealing cylinder 102 is provided with the moving mechanism, a placement mechanism for placing a filter cake of the electrocatalyst is installed on a moving component, and the moving mechanism is used for driving the placement mechanism to move.
Before drying, sending a precursor slurry, a reducing agent slurry and a carrier slurry into a mixing unit 103 before reaction for mixing treatment, then sending the mixed materials into a reaction unit 104 based on a microchannel reactor for reaction, then injecting the reacted slurry into a mixing unit 105 after reaction for mixing again, passing the materials after mixing again through a washing and filtering unit 106 to obtain a catalyst filter cake, and then drying the catalyst filter cake, wherein the mixing unit 103 before reaction, the reaction unit 104 based on the microchannel reactor, the mixing unit 105 after reaction and the washing and filtering unit 106 are the prior art; putting a catalyst filter cake to be dried into a sample bottle, then putting the sample bottle into a placing mechanism, closing a sealing door 101, controlling a moving mechanism to send the catalyst filter cake into a freezing chamber 1 for freeze-drying treatment, keeping the freezing chamber 1 in a vacuum state in the freeze-drying process, wherein the freeze-drying of materials by a refrigerator is the prior art, the specific drying process is not described much, controlling the moving mechanism to drive the placing mechanism to move into a sealing cylinder 102 after the freeze-drying is finished, when the placing mechanism moves into the sealing cylinder 102, keeping the space inside the sealing cylinder 102 in the vacuum state, waiting for the temperature inside the sealing cylinder 102 to rise to room temperature, then opening the sealing door 101, then controlling the moving mechanism to drive the placing mechanism to move out of the sealing cylinder 102, manually taking out the sample bottle with the catalyst, and then sealing the sample bottle with a cover to finish the drying and storage of the catalyst; the device can prevent the spontaneous combustion phenomenon in the process of drying the catalyst filter cake by adopting a freeze drying mode, is beneficial to the preparation of the electrocatalyst and can reduce the potential safety hazard in the preparation process.
As shown in fig. 2, the moving mechanism includes a moving sealing plate 2 and an electric push rod 201, the moving sealing plate 2 is slidably connected in the sealing cylinder 102, an annular groove is formed in the middle of the moving sealing plate 2, a gasket for assisting sealing is arranged in the groove, the electric push rod 201 is installed on the sealing cylinder 102, and a telescopic shaft of the electric push rod 201 is connected with the moving sealing plate 2.
When the placing mechanism needs to be controlled to enter the sealing cylinder 102, the electric push rod 201 is controlled to contract, so that the movable sealing plate 2 is driven to slide into the sealing cylinder 102, the placing mechanism is driven to move into the sealing cylinder 102 in the moving process of the movable sealing plate 2, and air in the sealing cylinder 102 is extruded out by the movable sealing plate 2; when the placing mechanism needs to be moved out of the sealing cylinder 102, the electric push rod 201 is controlled to extend out, and then the placing mechanism is driven to move out of the sealing cylinder 102 by moving the sealing plate 2; the movable closing plate 2 can isolate the space between the freezing chamber 1 and the sealing cylinder 102, and prevent air from entering the freezing chamber 1 to affect the drying effect.
As shown in fig. 2 and 3, the placing mechanism is including outer fishplate bar 3, put thing board 301, median septum 302 and interior shrouding 303, it has outer fishplate bar 3 to remove the inboard rigid coupling of shrouding 2, the horizontally rigid coupling has two to put thing board 301 on outer fishplate bar 3, two put thing board 301 go up common rigid coupling has median septum 302, put the common rigid coupling of one end of keeping away from outer fishplate bar 3 on thing board 301 and the median septum 302 and have interior shrouding 303, sealed section of thick bamboo 102 inboard is equipped with the outer fishplate bar 3 of being convenient for, put the circular through-hole of thing board 301 and median septum 302 inside removal, the radius size of interior shrouding 303 is greater than the radius of the inboard through-hole of sealed section of thick bamboo 102, so that interior shrouding 303 seals up the through-hole and realizes sealed effect.
Manually placing a sample bottle on the object placing plate 301, then closing the sealing door 101, extending the electric push rod 201 out to drive the external connection plate 3 to move into the freezing chamber 1 through the moving sealing plate 2, and separating the sealing cylinder 102 from the freezing chamber 1 by the moving sealing plate 2 and the external connection plate 3, so that the space inside the freezing chamber 1 is kept in a sealed state to facilitate freeze drying of a catalyst filter cake; after the freeze drying is finished, the electric push rod 201 contracts to drive the outer connecting plate 3 to move into the sealing cylinder 102 through the movable sealing plate 2, so as to drive the object placing plate 301 and the middle partition plate 302 to enter the sealing cylinder 102, the inner sealing plate 303 is attached to the outer side of the inner wall of the sealing cylinder 102, the sealing cylinder 102 is separated from the freezing bin 1 again, and at the moment, the sealing cylinder 102 forms an independent sealing space; under the matching of the moving plate and the inner closing plate 303, the dried catalyst filter cake can be fed into the sealing cylinder 102 in a vacuum state, so that the temperature of the dried catalyst filter cake is raised to the temperature of room temperature, and the condition that the surface of the catalyst filter cake is wet due to direct contact with air with moisture is avoided.
Example 2
Based on the embodiment 1, as shown in fig. 4, the air-permeable partition board 302 and the object placing board 301 are respectively provided with air holes 304 in an array manner.
The middle partition plate 302 and the object placing plate 301 are provided with the air holes 304, so that freeze drying and heating treatment of the catalyst filter cake can be facilitated.
As shown in fig. 4 and 5, the catalyst filter cake drying device further includes an air vent mechanism for restoring the catalyst filter cake to room temperature, the air vent mechanism is installed on the movable sealing plate 2 and the external plate 3, the air vent mechanism includes an air inlet pipe 4, an air inlet switch 401, a guide head 402, an external pipe 403 and a tension spring 404, the air inlet pipe 4 is installed on both the lower sides of the movable sealing plate 2 and the external plate 3, both ends of the air inlet pipe 4 respectively penetrate through the movable sealing plate 2 and the external plate 3, the air inlet switch 401 for controlling the opening and closing states of the air inlet pipe 4 is installed on the air inlet pipe 4, the guide head 402 is installed on the outer wall of the sealing cylinder 102, the external pipe 403 is slidably connected to the guide head 402, a groove for facilitating the air inlet pipe 4 to be clamped into the seal is formed in the external pipe 403, and the tension spring 404 is connected between the external pipe 403 and the guide head 402.
When the electric push rod 201 contracts to drive the movable sealing plate 2 to move towards the inside of the sealing cylinder 102, the air inlet pipe 4 can be butted with a groove on the external connecting pipe 403, in the process that the movable sealing plate 2 continues to move, the air inlet pipe is fully clamped into the groove on the external connecting pipe 403, so that sealing communication with the air inlet pipe is achieved, the air inlet pipe 404 can play a role of buffer protection in the butting process, then the air switch 401 starts to be in contact with the guide head 402 and is extruded, after the electric push rod 201 contracts, the air switch 401 is extruded to complete triggering, then external air can enter the sealing cylinder 102 through the external connecting pipe 403 and the air inlet pipe 4, and the introduced air can help the catalyst in the sample bottle to be heated to a room temperature state more quickly; under the communication action of the external connection pipe 403 and the air inlet pipe 4, air can enter the sealing cylinder 102, and then the catalyst filter cake in the sealing cylinder 102 is subjected to temperature rise treatment by the air with high external temperature.
As shown in fig. 6, the device further comprises a safety assembly for manually controlling the communication state of the external connection pipe 403, the safety assembly is mounted on the external connection pipe 403, the safety assembly comprises a connection pipe 5 and a control valve 501, the connection pipe 5 is communicated with one end of the external connection pipe 403 located outside the sealed cylinder 102, and the connection pipe 5 is mounted with the control valve 501 capable of controlling the communication state thereof.
When the external pipe 403 is communicated with the air inlet pipe 4 and the air inlet switch 401 is triggered, the external pipe 403 can be communicated with the external pipe through the connecting pipe 5 only after the control valve 501 is manually opened, so that the situation that air directly enters the sealing cylinder 102 under the condition that a user does not prepare or the air switch fails is prevented, and the quality of a catalyst filter cake is influenced.
As shown in fig. 4 and 6, the drying device further comprises an air inlet mechanism for accelerating the temperature rise of the article, the air inlet mechanism is communicated with the connecting pipe 5, the air inlet mechanism comprises an air inlet cylinder 6, an air pump 601 and a one-way valve pipe 602, the air inlet cylinder 6 is installed on the outer wall of the sealing cylinder 102, the air inlet cylinder 6 is communicated with one end, far away from the external connecting pipe 403, of the connecting pipe 5, the air pump 601 is communicated with the air inlet cylinder 6, the air pump 601 is installed on the outer wall of the sealing cylinder 102, the one-way valve pipe 602 is installed on the upper sides of the movable sealing plate 2 and the external connecting plate 3 together, the one-way valve pipe 602 can penetrate out of the air outlet hole 603, and a drying component for drying air is installed in the air inlet cylinder 6.
After the control valve 501 is manually opened, the air pump 601 is started to convey air into the sealing cylinder 102, the air is firstly dried through a drying component in the air inlet cylinder 6 and then enters the sealing cylinder 102, after the air pressure in the sealing cylinder 102 is increased, the air can be discharged outside through the one-way valve pipe 602, so that air circulation is formed, the air in the sealing cylinder 102 is prevented from being cooled when not circulating, the heating effect of the catalyst filter cake is influenced, the heating treatment of the catalyst filter cake can be better performed, and the air is subjected to drying treatment, so that the influence of moisture in the air on the catalyst filter cake can be avoided.
As shown in fig. 6, the drying assembly includes a drying cylinder 7 and a drying agent 701, the drying cylinder 7 is installed in the air inlet cylinder 6, and the drying agent 701 is placed in the drying cylinder 7.
The air in the air pump 601 passes through the drying agent 701 in the drying cylinder 7, so that the drying effect is achieved on the air, and the moisture in the air is prevented from influencing the dried catalyst.
As shown in fig. 4, the sealing device further includes a sealing ring 8 for improving sealing performance, and the sealing ring 8 is mounted on both the inner side and the outer side of the inner wall of the sealing cylinder 102.
Through sealing ring 8 can be better with sealed section of thick bamboo 102 with freezing storehouse 1 wall, be convenient for carry out freeze-drying and intensification processing to the catalyst filter cake to can play the effect of buffer protection to interior shrouding 303 and removal shrouding 2.
The application method for macro preparation of the electrocatalyst is characterized by comprising the following steps of:
firstly, putting a catalyst filter cake into a placing mechanism, then closing a sealing door 101, and starting freeze drying of the catalyst filter cake;
secondly, after drying is finished, controlling a moving mechanism to drive a placing mechanism to move into the sealing cylinder 102;
thirdly, opening the safety assembly, and controlling the air inlet mechanism to convey dried air into the sealing cylinder 102 so as to heat the catalyst filter cake;
and fourthly, opening the sealing door 101 after the temperature of the catalyst filter cake is restored to the room temperature, controlling the moving mechanism to move the placing mechanism out of the sealing cylinder 102, and then taking out the catalyst filter cake on the placing mechanism.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an electro catalyst macro preparation facilities, includes the refrigerator, and the refrigerator is including freezing storehouse (1) and sealing door (101), its characterized in that: still including sealed section of thick bamboo (102), venthole (603), moving mechanism and placement mechanism, rotate on freezing storehouse (1) and be connected with sealing door (101), be equipped with sealed section of thick bamboo (102) on sealing door (101), seted up venthole (603) on sealed section of thick bamboo (102), be equipped with moving mechanism on sealed section of thick bamboo (102), install the placement mechanism who is used for placing the catalyst filter cake on the removal subassembly, moving mechanism is used for driving placement mechanism and removes.
2. An electrocatalyst macro-preparation apparatus as claimed in claim 1, wherein: the moving mechanism comprises a moving sealing plate (2) and an electric push rod (201), the moving sealing plate (2) is connected in the sealing cylinder (102) in a sliding mode, the electric push rod (201) is installed on the sealing cylinder (102), and the electric push rod (201) is connected with the moving sealing plate (2).
3. An electrocatalyst macro-preparation apparatus as claimed in claim 2, wherein: the placing mechanism comprises an outer connecting plate (3), an object placing plate (301), a middle partition plate (302) and an inner sealing plate (303), the outer connecting plate (3) is fixedly connected to the movable sealing plate (2), the object placing plate (301) is fixedly connected to the outer connecting plate (3), the middle partition plate (302) is fixedly connected to the object placing plate (301), and the inner sealing plate (303) is fixedly connected to the object placing plate (301) and the middle partition plate (302) together.
4. An electrocatalyst macro-preparation apparatus as claimed in claim 3, wherein: the shelf also comprises a middle clapboard (302) and an object placing plate (301) which are provided with air holes (304) in an array way.
5. An electrocatalyst macro-preparation apparatus as claimed in claim 3, wherein: the catalyst filter cake air-conditioning system is characterized by further comprising an air mechanism used for enabling the catalyst filter cake to recover the room temperature, the air mechanism is installed on the movable sealing plate (2) and the external connecting plate (3), the air mechanism comprises an air inlet pipe (4), an air inlet switch (401), a guide head (402), an external connecting pipe (403) and a tension spring (404), the air inlet pipe (4) is installed on the movable sealing plate (2) and the external connecting plate (3) together, the air inlet switch (401) is installed on the air inlet pipe (4), the guide head (402) is installed on the sealing cylinder (102), the external connecting pipe (403) is connected onto the guide head (402) in a sliding mode, and the tension spring (404) is connected between the external connecting pipe (403) and the guide head (402).
6. An electrocatalyst macro-preparation apparatus as claimed in claim 5, wherein: still including being used for the outer insurance subassembly of taking over (403) the connected state of manual control, insurance unit mount is taken over (403) outward, and insurance subassembly is including linking pipe (5) and control valve (501), and outer taking over (403) go up the intercommunication has linking pipe (5), installs control valve (501) that can control its connected state on linking pipe (5).
7. An electrocatalyst macro-preparation apparatus as claimed in claim 6, wherein: the drying device is characterized by further comprising an air inlet mechanism for accelerating the temperature rise speed of an article, the air inlet mechanism is communicated with the connecting pipe (5), the air inlet mechanism comprises an air inlet cylinder (6), an air pump (601) and a one-way valve pipe (602), the air inlet cylinder (6) is installed on the sealing cylinder (102), the air inlet cylinder (6) is communicated with the connecting pipe (5), the air pump (601) is communicated with the air inlet cylinder (6), the one-way valve pipe (602) is installed on the movable sealing plate (2) and the external connecting plate (3) together, and a drying assembly for drying air is installed in the air inlet cylinder (6).
8. An electrocatalyst macro-preparation apparatus as claimed in claim 7, wherein: the drying component comprises a drying cylinder (7) and a drying agent (701), the drying cylinder (7) is installed in the air inlet cylinder (6), and the drying agent (701) is placed in the drying cylinder (7).
9. An electrocatalyst macro-preparation apparatus as claimed in claim 2, wherein: the sealing device also comprises a sealing ring (8) for improving the sealing performance, and the sealing ring (8) is arranged on the sealing cylinder (102).
10. The application method for macro preparation of the electrocatalyst is characterized by comprising the following steps of:
firstly, putting a catalyst filter cake into a placing mechanism, then closing a sealing door (101), and starting freeze drying of the catalyst filter cake;
secondly, after drying, controlling a moving mechanism to drive a placing mechanism to move into a sealing cylinder (102);
thirdly, opening the safety assembly, and controlling the air inlet mechanism to convey dried air into the sealing cylinder (102) so as to heat the catalyst filter cake;
and fourthly, opening the sealing door (101) after the temperature of the catalyst filter cake is restored to the room temperature, controlling the moving mechanism to move the placing mechanism out of the sealing cylinder (102), and then taking out the catalyst filter cake on the placing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211408660.4A CN115900248B (en) | 2022-11-10 | 2022-11-10 | Electrocatalyst macro preparation device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211408660.4A CN115900248B (en) | 2022-11-10 | 2022-11-10 | Electrocatalyst macro preparation device and method |
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| CN115900248A true CN115900248A (en) | 2023-04-04 |
| CN115900248B CN115900248B (en) | 2024-05-31 |
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