CN215493394U - Catalyst evaluation device - Google Patents
Catalyst evaluation device Download PDFInfo
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- CN215493394U CN215493394U CN202121847633.8U CN202121847633U CN215493394U CN 215493394 U CN215493394 U CN 215493394U CN 202121847633 U CN202121847633 U CN 202121847633U CN 215493394 U CN215493394 U CN 215493394U
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Abstract
The utility model discloses a catalyst evaluation device, and relates to the technical field of catalyst evaluation. Including the reaction cylinder, be located the apron that the reaction cylinder top set up and be located the support column that reaction cylinder bottom four corners department set up, be provided with the intake pipe on the apron, the central authorities threaded connection of apron has the screw rod, and the screw rod runs through the apron, the top of screw rod is fixed with the handle, the bottom extension of screw rod is fixed with the installation piece in advancing the reaction cylinder, and be provided with temperature sensor in the installation piece, week side of installation piece evenly is provided with a plurality of bull sticks, and the one end that the installation piece was kept away from to the bull stick is fixed with the scraper blade, the upper end of reaction cylinder is provided with a plurality of inlet pipes, all be provided with the electric heating board in the lateral wall of reaction cylinder and the diapire, the lateral wall and the outer diapire of reaction cylinder all are provided with a plurality of semiconductor refrigeration pieces. The utility model overcomes the defects of the prior art, has strong universality and good temperature control effect, and is not easy to cause reaction raw materials to be stuck on the inner wall of the reaction cylinder.
Description
Technical Field
The utility model relates to the technical field of catalyst evaluation, in particular to a catalyst evaluation device.
Background
Catalysts are important catalysts in the chemical industry, which to some extent limits the productivity. The measurement of the catalytic performance of the catalyst is mainly evaluated by comprehensive indexes of the activity, the selectivity and the service life of the catalyst. The catalyst evaluation device is key equipment which must be used in the processes of catalyst research, production and use, and can quickly, accurately and simply evaluate the catalytic performance of the catalyst so as to ensure the stable service performance of the catalyst.
Most of existing catalyst evaluation devices can only evaluate one catalyst, the universality is poor, the heating and cooling effects cannot be achieved simultaneously, the reaction time can be prolonged due to too low temperature, the catalyst can be deactivated due to too high temperature, the temperature control effect is poor, reaction raw materials are easy to stick to the inner wall of a reaction cylinder in the reaction process, waste and incomplete reaction are caused, and the evaluation result is influenced. To this end, we propose a catalyst evaluation device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects that the universality and the temperature control effect are poor and reaction raw materials are easy to stick to the inner wall of a reaction cylinder in the reaction process in the prior art, the utility model provides a catalyst evaluation device.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a catalyst evaluation device, includes the reaction cylinder, is located the apron that the reaction cylinder top set up and is located the support column that reaction cylinder bottom four corners department set up, be provided with intake pipe and outlet duct on the apron, the central authorities threaded connection of apron has the screw rod, and the screw rod runs through the apron, the top of screw rod is fixed with the handle, the bottom of screw rod extends into in the reaction cylinder and is fixed with the installation piece, and is provided with temperature sensor in the installation piece, the week side of installation piece evenly is provided with a plurality of bull sticks, and the one end that the installation piece was kept away from to the bull stick is fixed with the scraper blade, the upper end of reaction cylinder is provided with a plurality of inlet pipes, all be provided with the electrical heating board in the lateral wall and the diapire of reaction cylinder, the lateral wall and the outer diapire of reaction cylinder all are provided with a plurality of semiconductor refrigeration pieces.
The utility model discloses a heat conduction cover, including the installation piece, the bottom of installation piece is seted up flutedly, and temperature sensor fixes on the interior roof of recess, temperature sensor's outside cover is equipped with the heat conduction cover, and the opening part integrated into one piece of recess is provided with the platform of taking that is used for supporting the heat conduction cover, the heat conduction cover extend into in the recess and with the interior roof butt of recess, the heat conduction cover with take and fix mutually through a plurality of locking screws between the platform.
According to the preferred technical scheme, the bottom end of the air inlet pipe penetrates through the cover plate and is communicated with the annular air guide pipe, and the bottom of the air outlet pipe is communicated with the plurality of air guide ports.
According to the preferable technical scheme, a plurality of bristles are arranged on one side, close to the inner wall of the reaction cylinder, of the scraper, and the bristles are in sliding connection with the inner wall of the reaction cylinder.
In a preferable technical scheme, a sealing gasket is arranged on the inner side of the cover plate, which is in contact with the outer wall of the reaction cylinder.
According to the preferable technical scheme, the surface of the handle is provided with anti-skid grains.
(III) advantageous effects
The embodiment of the utility model provides a catalyst evaluation device. The method has the following beneficial effects:
1. according to the utility model, the handle is rotated to drive the screw rod to lift, so that the mounting block and the temperature sensor are driven to move up and down, the temperature sensor is protected by the arrangement of the heat conduction cover, meanwhile, the external temperature is timely transmitted to the temperature sensor, the flowing temperature measurement is realized, the temperature measurement accuracy is improved, the reaction cylinder is rapidly heated by the arrangement of the electric heating plate, the reaction cylinder is rapidly cooled by the arrangement of the semiconductor refrigeration sheet, the temperature in the reaction cylinder is conveniently regulated and controlled, and the temperature control effect is good.
2. According to the utility model, the handle is rotated to drive the screw rod to rotate, rise and fall, and further drive the rotating rod and the scraper plate to rotate, rise and fall, a certain stirring effect is achieved, the contact effect of reaction raw materials is improved, the reaction raw materials are uniformly mixed, the reaction raw materials adhered to the inner wall of the reaction cylinder are cleaned through the arrangement of the bristles, the waste is reduced, and the reaction is more sufficient.
3. The gas inlet and the gas outlet are arranged to facilitate the reaction of gas-phase reaction raw materials, the gas inlet is more uniform through the arrangement of the gas guide tube and the gas guide port, the solid-phase or liquid-phase reaction raw materials are conveniently reacted through the arrangement of the plurality of feeding tubes, and the universality of the device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is an enlarged schematic view of the mounting block of fig. 1 according to the present invention.
In the figure: the device comprises a reaction cylinder 1, a cover plate 2, a support column 3, an air inlet pipe 4, an air outlet pipe 5, a screw 6, a handle 7, an installation block 8, a temperature sensor 9, a rotating rod 10, a scraping plate 11, a feeding pipe 12, an electric heating plate 13, a semiconductor refrigerating sheet 14, a groove 15, a heat conduction cover 16, a platform 17, a locking screw 18, an air guide pipe 19, an air guide port 20, brush hair 21 and a sealing gasket 22.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached figures 1-3, a catalyst evaluation device comprises a reaction cylinder 1, a cover plate 2 arranged at the top of the reaction cylinder 1 and support columns 3 arranged at four corners at the bottom of the reaction cylinder 1, the cover plate 2 is provided with an air inlet pipe 4 and an air outlet pipe 5, the center of the cover plate 2 is connected with a screw rod 6 through a thread, a screw 6 penetrates through the cover plate 2, a handle 7 is fixed at the top end of the screw 6, the bottom end of the screw 6 extends into the reaction cylinder 1 and is fixed with a mounting block 8, and a temperature sensor 9 is arranged in the mounting block 8, a plurality of rotating rods 10 are uniformly arranged on the periphery of the mounting block 8, and a scraping plate 11 is fixed at one end of the rotating rod 10 far away from the mounting block 8, a plurality of feeding pipes 12 are arranged at the upper end of the reaction cylinder 1, electric heating plates 13 are arranged in the side wall and the bottom wall of the reaction cylinder 1, and a plurality of semiconductor refrigerating sheets 14 are arranged on the outer side wall and the outer bottom wall of the reaction cylinder 1. The handle 7 is rotated to drive the screw rod 6 to lift, so that the mounting block 8 and the temperature sensor 9 are driven to move up and down, flowing temperature measurement is realized, the temperature measurement accuracy is improved, the reaction cylinder 1 is rapidly heated through the arrangement of the electric heating plate 13, the reaction cylinder 1 is rapidly cooled through the arrangement of the semiconductor refrigerating sheet 14, the temperature in the reaction cylinder 1 is conveniently regulated and controlled, and the temperature control effect is good; the screw 6 rotates to drive the rotating rod 10 and the scraper 11 to rotate and ascend and descend along with the rotation to clean the reaction raw materials adhered to the inner wall of the reaction cylinder 1, so that the contact effect of the reaction raw materials is improved, and the reaction is more sufficient.
In order to improve the protection effect to temperature sensor 9, recess 15 is seted up to the bottom of installation piece 8, and temperature sensor 9 fixes on the interior roof of recess 15, temperature sensor 9's outside cover is equipped with heat conduction cover 16, and recess 15's opening part integrated into one piece is provided with the platform 17 of taking that is used for supporting heat conduction cover 16, heat conduction cover 16 extend into in recess 15 and with the interior roof butt of recess 15, heat conduction cover 16 with take and fix mutually through a plurality of locking screw 18 between the platform 17. The temperature sensor 9 is protected by the arrangement of the heat conducting cover 16, and meanwhile, the external temperature is timely transmitted to the temperature sensor 9, so that the temperature is detected.
In order to improve the uniformity of air inlet, the bottom end of the air inlet pipe 4 penetrates through the cover plate 2 and is communicated with an annular air guide pipe 19, and the bottom of the air outlet pipe 5 is communicated with a plurality of air guide ports 20. The reaction gas enters the tube of the reaction tube through the gas inlet tube 4 and then uniformly enters the reaction cylinder 1 from the gas outlet.
In order to clean the reaction raw materials adhered to the inner wall of the reaction cylinder 1, a plurality of bristles 21 are arranged on one side of the scraper 11 close to the inner wall of the reaction cylinder 1, and the bristles 21 are in sliding connection with the inner wall of the reaction cylinder 1. The bristles 21 are driven by the rotation of the scraper 11 to sweep away the reaction raw material adhered to the inner wall of the reaction cylinder 1.
In order to improve the sealing performance of the cover plate 2, a sealing gasket 22 is arranged on the inner side of the cover plate 2 contacting with the outer wall of the reaction cylinder 1.
In order to prevent the handle 7 from slipping when being rotated, the surface of the handle 7 is provided with anti-slip lines.
The working principle is as follows: during the use, it is leading-in from intake pipe 4 with gas phase reaction raw materials, it is leading-in from inlet pipe 12 with solid phase or liquid phase reaction raw materials, through temperature sensor 9 monitoring reaction section of thick bamboo 1 internal temperature, it heats reaction section of thick bamboo 1 to switch on through electric heating board 13, it cools down to reaction section of thick bamboo 1 to switch on through semiconductor refrigeration piece 14, be convenient for regulate and control the temperature in the reaction section of thick bamboo 1, it goes up and down to drive screw rod 6 through rotating handle 7, and then drive bull stick 10 and scraper blade 11 and rotate with it and rise or descend, make reaction raw materials misce bene, and clear up the reaction raw materials of reaction section of thick bamboo 1 inner wall adhesion through the setting of brush hair 21.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a catalyst evaluation device, includes reaction cylinder (1), is located apron (2) that reaction cylinder (1) top set up and is located support column (3) that reaction cylinder (1) bottom four corners department set up, its characterized in that: an air inlet pipe (4) and an air outlet pipe (5) are arranged on the cover plate (2), a screw rod (6) is connected with the center of the cover plate (2) in a threaded manner, the screw rod (6) penetrates through the cover plate (2), a handle (7) is fixed at the top end of the screw rod (6), the bottom end of the screw rod (6) extends into the reaction cylinder (1) and is fixed with a mounting block (8), a temperature sensor (9) is arranged in the mounting block (8), a plurality of rotating rods (10) are uniformly arranged on the periphery of the mounting block (8), and a scraper (11) is fixed at one end of the rotating rod (10) far away from the mounting block (8), a plurality of feeding pipes (12) are arranged at the upper end of the reaction cylinder (1), electric heating plates (13) are arranged in the side wall and the bottom wall of the reaction cylinder (1), the outer side wall and the outer bottom wall of the reaction cylinder (1) are both provided with a plurality of semiconductor refrigeration sheets (14).
2. The catalyst evaluation apparatus according to claim 1, wherein: the bottom of installation piece (8) is seted up flutedly (15), and temperature sensor (9) are fixed on the interior roof of recess (15), the outside cover of temperature sensor (9) is equipped with heat conduction cover (16), and the opening part integrated into one piece of recess (15) is provided with and is used for supporting platform (17) of taking of heat conduction cover (16), heat conduction cover (16) extend into in recess (15) and with the interior roof butt of recess (15), heat conduction cover (16) and take and fix mutually through a plurality of locking screw (18) between the platform (17).
3. The catalyst evaluation apparatus according to claim 1, wherein: the bottom of intake pipe (4) runs through apron (2) intercommunication and has annular air duct (19), and the bottom intercommunication of outlet duct (5) has a plurality of air guide mouth (20).
4. The catalyst evaluation apparatus according to claim 1, wherein: one side of the scraper plate (11) close to the inner wall of the reaction cylinder (1) is provided with a plurality of bristles (21), and the bristles (21) are in sliding connection with the inner wall of the reaction cylinder (1).
5. The catalyst evaluation apparatus according to claim 1, wherein: and a sealing gasket (22) is arranged on the inner side of the cover plate (2) contacted with the outer wall of the reaction cylinder (1).
6. The catalyst evaluation apparatus according to claim 1, wherein: the surface of the handle (7) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121847633.8U CN215493394U (en) | 2021-08-09 | 2021-08-09 | Catalyst evaluation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121847633.8U CN215493394U (en) | 2021-08-09 | 2021-08-09 | Catalyst evaluation device |
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| Publication Number | Publication Date |
|---|---|
| CN215493394U true CN215493394U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121847633.8U Active CN215493394U (en) | 2021-08-09 | 2021-08-09 | Catalyst evaluation device |
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| CN (1) | CN215493394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345262A (en) * | 2022-01-19 | 2022-04-15 | 福建省清流县东莹化工有限公司 | Impurity-removing gas phase catalytic equipment for difluoromethane synthesis and catalytic method thereof |
-
2021
- 2021-08-09 CN CN202121847633.8U patent/CN215493394U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345262A (en) * | 2022-01-19 | 2022-04-15 | 福建省清流县东莹化工有限公司 | Impurity-removing gas phase catalytic equipment for difluoromethane synthesis and catalytic method thereof |
| CN114345262B (en) * | 2022-01-19 | 2023-08-04 | 福建省清流县东莹化工有限公司 | Impurity-removing gas-phase catalytic equipment for difluoromethane synthesis and catalytic method thereof |
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