Batching mechanism for catalyst production

Abstract

The utility model relates to the technical field of catalysts, in particular to a batching mechanism for catalyst production, which comprises a support base, a homogenizing barrel, a first raw material barrel and a second raw material barrel, and the homogenizing barrel, the first raw material barrel and the second raw material barrel are respectively supported and mounted on the outer wall of the top end of the support base through three groups of brackets. According to the batching mechanism for catalyst production, through the design of the graduated drum and the piston rod assembly, the device can accurately control the discharging amount of a liquid catalyst stock solution, the accuracy of liquid raw material proportioning is ensured, backflow is effectively prevented through the design of the one-way valve, and it is ensured that the liquid raw materials accurately flow into the homogenizing barrel; in addition, through the design that the stirring assembly drives the crushing assembly to operate in a linkage mode, the crushing assembly is used for crushing and scattering the powdery raw materials, the problem that the powdery catalyst raw materials are arched after being stored for a long time can be avoided, smooth flowing and uniform dispersion of the powdery raw materials are guaranteed, and the stability of the equipment is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to catalyst technical field especially relates to a kind of batching mechanism of catalyst production. BACKGROUND

[0002] Catalyst is a kind of substance that can change the rate of chemical reaction, but itself is not changed in mass and chemical property before and after reaction, and nickel-based catalyst is a kind of catalyst with nickel as main active component, usually supported on carrier, used for high temperature or hydrogenation or dehydrogenation reaction.

[0003] The existing nickel-based catalyst generally directly places two raw materials into the inside of mixing barrel when solid-liquid raw material is discharged, and then directly mixes uniformly. This mixing method has long mixing period, and the mixing components in the device have large load, which is not conducive to the long-term use of the device as a whole. Meanwhile, the powder catalyst raw material is prone to damp arching after long-time storage. Such raw material is difficult to disperse in subsequent mixing process, which directly prolongs the mixing period of the whole equipment, and the mixing rate and mixing effect need to be improved.

[0004] Therefore, in view of the problem that the mixing rate and mixing effect of the whole catalyst production need to be improved, the utility model realizes double mixing mode of longitudinal and transverse in the mixing process by adopting stirring blade with spiral structure and "back" shaped limiting scraper design, which effectively improves the mixing efficiency. Meanwhile, the design that the stirring assembly drives the crushing assembly to operate can crush and scatter the powder raw material, and can also avoid the arching problem of powder catalyst raw material after long-time storage. SUMMARY

[0005] In order to overcome the problem that the mixing rate and mixing effect of the whole catalyst production need to be improved.

[0006] The technical scheme of the utility model is as follows: a kind of batching mechanism of catalyst production, including support base, homogenizing barrel, first raw material cylinder and second raw material cylinder, the top outer wall of support base is supported and installed with homogenizing barrel, first raw material cylinder and second raw material cylinder by three groups of supports respectively, the first raw material cylinder and second raw material cylinder are located at the two sides of homogenizing barrel respectively, and the top outer wall of first raw material cylinder and second raw material cylinder is all set as open structure.

[0007] The inside of homogenizing barrel is provided with homogenizing control mechanism, the side of homogenizing control mechanism is provided with crushing and scattering mechanism, and the side of second raw material cylinder is provided with quantity control discharging mechanism.

[0008] Preferably, the homogenization control mechanism includes a positioning support frame, a drive motor, a transmission shaft, stirring blades, and a limiting scraper. An "n"-shaped positioning support frame is fixedly installed on the top outer wall of the homogenization tank. A drive motor is fixedly installed on the top outer wall of the positioning support frame. The output end of the drive motor passes through the positioning support frame and is connected to the top outer wall of the transmission shaft. The bottom end of the transmission shaft passes through the top outer wall of the homogenization tank and is located inside the homogenization tank. Stirring blades and limiting scrapers are installed at staggered positions outside the transmission shaft inside the homogenization tank.

[0009] Preferably, the stirring blade is configured as a spiral structure, the limiting scraper is configured as a "U"-shaped structure, and the outer side wall of the limiting scraper is in contact with the inner side wall of the homogenizing tank.

[0010] Preferably, the crushing and dispersing mechanism includes a crushing cylinder, a feeding pipe, a drive gear, a driven gear, a positioning support shaft, and crushing blades. The crushing cylinder is fixedly installed on the top outer wall of the homogenizing barrel, and the crushing cylinder communicates with the internal space of the homogenizing barrel. The feeding pipe is connected between the crushing cylinder and the first raw material cylinder, and the feeding pipe communicates with the internal space of the crushing cylinder. The drive gear is fixedly installed outside the transmission shaft, and the drive gear is rotatably installed on the bottom outer wall of the positioning support frame. The driven gear is meshed with the side of the drive gear, and the driven gear is rotatably installed on the top outer wall of the crushing cylinder. The bottom outer wall of the driven gear is connected to the top outer wall of the positioning support shaft. The bottom end of the positioning support shaft passes through the top outer wall of the crushing cylinder and is located inside the crushing cylinder. Two sets of crushing blades are fixedly installed outside the positioning support shaft located inside the crushing cylinder.

[0011] Preferably, the installation height of the feed pipe is higher than the installation height of the crushing blades, the two sets of crushing blades are installed axially, and the installation angles of the two sets of crushing blades are staggered.

[0012] Preferably, the controlled feeding mechanism includes a graduated cylinder, a piston rod, an inlet pipe, an outlet pipe, and a one-way valve. The graduated cylinder is fixedly installed on the top outer wall of the homogenizing tank. The piston rod is slidably installed inside the graduated cylinder, with the pulling end of the piston rod located above the graduated cylinder. The inlet pipe and the outlet pipe are fixedly installed at staggered positions on the side outer wall of the graduated cylinder at the bottom position. The inlet pipe and the outlet pipe communicate with the internal space of the graduated cylinder, and a one-way valve is provided on the outside of both the inlet pipe and the outlet pipe. The inlet end of the inlet pipe is located inside the second raw material cylinder, and the outlet end of the outlet pipe is located inside the homogenizing tank.

[0013] Preferably, the one-way valve output end located outside the inlet pipe faces the graduated cylinder, and the one-way valve output end located outside the outlet pipe faces away from the graduated cylinder. The piston rod has longitudinal anti-slip grooves circumferentially arranged on the outer wall of the shaft at the pulling end position.

[0014] The utility model discloses a beneficial effect:

[0015] 1, the mixing mechanism of catalyst production, through adopting the mixing blade of spiral structure and " back " shape limit scraper design, realized the double mixing mode of longitudinal and horizontal in the mixing process, effectively improved the mixing efficiency, and the spiral structure of mixing blade can pass through the longitudinal delivery raw materials, ensure that the catalyst raw materials in the homogenizing barrel reach uniform mixing in short time, and the limit scraper not only can realize the effect of horizontal mixing of catalyst raw materials in the homogenizing barrel through the horizontal rotation mode in the rotation process, but also can scrape the part of catalyst raw materials adhered to the inner wall of the homogenizing barrel from the inner wall and participate in unified mixing in the rotation process, further guarantee that the mixing effect is more uniform, the overall structure design is ingenious, and the practical effect is good.

[0016] 2, the mixing mechanism of catalyst production, through the design of scale cylinder and piston rod assembly, the device can accurately control the discharging amount of liquid catalyst stock solution, ensure the accuracy of liquid raw material ratio, the design of check valve effectively prevents backflow, and ensures that the liquid raw material flows accurately into the homogenizing barrel, in addition, through the design that the stirring assembly links and drives the crushing assembly to operate, utilizes the crushing assembly to crush and scatter the powdery raw materials, can also avoid the arching problem of powdery catalyst raw materials after long-time storage, ensure the smooth flow and uniform dispersion of powder raw materials, further improve the stability and long-term reliability of the equipment. DRAWINGS

[0017] Figure 1 The whole three-dimensional structure schematic diagram of the utility model is shown.

[0018] Figure 2 The three-dimensional structure schematic diagram of the mixing blade and limit scraper installation of the utility model is shown.

[0019] Figure 3 The three-dimensional structure schematic diagram of the discharge pipe installation of the utility model is shown.

[0020] Figure 4 The three-dimensional structure schematic diagram of the utility model is shown. Figure 3 The three-dimensional structure schematic diagram of the scale cylinder and piston rod installation of the utility model is shown.

[0021] Figure 5 The three-dimensional structure schematic diagram of the scale cylinder and piston rod installation of the utility model is shown.

[0022] Figure 6 The three-dimensional structure schematic diagram of the scale cylinder and piston rod installation of the utility model is shown. Figure 5 The three-dimensional structure schematic diagram of the scale cylinder and piston rod installation of the utility model is shown.

[0023] Explanation of reference signs: 1, support base; 2, homogenizing barrel; 3, first raw material cylinder; 4, second raw material cylinder; 5, homogenizing control mechanism; 501, positioning support frame; 502, drive motor; 503, transmission shaft; 504, stirring blade; 505, limiting scraper; 6, crushing and scattering mechanism; 601, crushing cylinder; 602, discharging pipe; 603, drive gear; 604, driven gear; 605, positioning support shaft; 606, crushing blade; 7, controlled discharging mechanism; 701, scale cylinder; 702, piston rod; 703, liquid inlet pipe; 704, liquid outlet pipe; 705, one-way valve. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a kind of batching mechanism for catalyst production, including support base 1, homogenizing barrel 2, first raw material cylinder 3 and second raw material cylinder 4, the top outer wall of support base 1 is supported by three groups of supports and is installed with homogenizing barrel 2, first raw material cylinder 3 and second raw material cylinder 4 respectively, first raw material cylinder 3 and second raw material cylinder 4 are located at the two sides of homogenizing barrel 2 respectively, and the top outer wall of first raw material cylinder 3 and second raw material cylinder 4 is all set as open structure;

[0026] The inside of homogenizing barrel 2 is provided with homogenizing control mechanism 5, and the side of homogenizing control mechanism 5 is provided with crushing and scattering mechanism 6, and the side of second raw material cylinder 4 is provided with controlled discharging mechanism 7.

[0027] Homogenizing control mechanism 5 includes positioning support frame 501, drive motor 502, transmission shaft 503, stirring blade 504 and limiting scraper 505, and the top outer wall of homogenizing barrel 2 is fixedly installed with the positioning support frame 501 of "n" structure, the top outer wall of positioning support frame 501 is fixedly installed with drive motor 502, the output end of drive motor 502 penetrates positioning support frame 501 and is connected with the top outer wall of transmission shaft 503, the bottom end of transmission shaft 503 penetrates the top outer wall of homogenizing barrel 2 and is located in the inside of homogenizing barrel 2, and stirring blade 504 and limiting scraper 505 are installed at the staggered position outside transmission shaft 503 in homogenizing barrel 2, stirring blade 504 is set as spiral structure, limiting scraper 505 is set as "back" structure, and the side outer wall of limiting scraper 505 is attached to the side inner wall of homogenizing barrel 2;

[0028] The stirring blade 504 is arranged in a spiral structure, so that when it rotates, it can realize the longitudinal mixing effect of the catalyst raw materials in the homogenizing barrel 2 through longitudinal conveying. The limiting scraper 505 is arranged in a "back" shape, and the side outer wall of the limiting scraper 505 is in close contact with the side inner wall of the homogenizing barrel 2. In the design, it can not only realize the horizontal mixing effect of the catalyst raw materials in the homogenizing barrel 2 through horizontal rotation in the rotating process, but also automatically scrape the part of the catalyst raw materials adhered to the inner wall of the homogenizing barrel 2 to participate in uniform mixing in the rotating process.

[0029] The crushing and dispersing mechanism 6 includes a crushing cylinder 601, a feeding pipe 602, a driving gear 603, a driven gear 604, a positioning support shaft 605, and a crushing blade 606. The top outer wall of the homogenizing barrel 2 is fixedly installed with the crushing cylinder 601, and the crushing cylinder 601 is in communication with the internal space of the homogenizing barrel 2. The feeding pipe 602 is connected and installed between the crushing cylinder 601 and the first raw material cylinder 3, and the feeding pipe 602 is in communication with the internal space of the crushing cylinder 601. The driving gear 603 is fixedly installed outside the transmission shaft 503, and the driving gear 603 is rotatably installed on the bottom outer wall of the positioning support frame 501. The side edge of the driving gear 603 is rotatably installed with the driven gear 604, and the driven gear 604 is rotatably installed on the top outer wall of the crushing cylinder 601. The bottom outer wall of the driven gear 604 is connected with the top outer wall of the positioning support shaft 605. The bottom end of the positioning support shaft 605 penetrates through the top outer wall of the crushing cylinder 601 and is located in the interior of the crushing cylinder 601. Two groups of crushing blades 606 are fixedly installed outside the positioning support shaft 605 in the crushing cylinder 601. The installation height of the feeding pipe 602 is higher than that of the crushing blades 606. The two groups of crushing blades 606 are installed in the axial direction, and the installation angles of the two groups of crushing blades 606 are arranged in staggered positions.

[0030] The installation heights of the feeding pipe 602 and the crushing blades 606 are limited, so that when the powder catalyst raw materials fall, the powder raw materials will inevitably contact the crushing blades 606, thereby ensuring the crushing effect of the caked powder raw materials. Meanwhile, the installation angles of the two groups of crushing blades 606 are limited, thereby strengthening the crushing effect of the powder raw materials.

[0031] The control and discharging mechanism 7 comprises a scale cylinder 701, a piston rod 702, a liquid inlet pipe 703, a liquid outlet pipe 704 and a one-way valve 705, the scale cylinder 701 is fixedly installed on the outer wall of the top end of the homogenizing barrel 2, the piston rod 702 is slidably installed in the scale cylinder 701, and the pulling end of the piston rod 702 is located above the scale cylinder 701, the liquid inlet pipe 703 and the liquid outlet pipe 704 are fixedly installed on the staggered positions of the outer wall of the side of the scale cylinder 701 at the bottom end position, the liquid inlet pipe 703 and the liquid outlet pipe 704 are in communication with the internal space of the scale cylinder 701, and the one-way valve 705 is arranged on the outside of the liquid inlet pipe 703 and the liquid outlet pipe 704, the liquid inlet end of the liquid inlet pipe 703 is located in the interior of the second raw material cylinder 4, the liquid outlet end of the liquid outlet pipe 704 is located in the interior of the homogenizing barrel 2, the output end of the one-way valve 705 on the outside of the liquid inlet pipe 703 faces the scale cylinder 701, the output end of the one-way valve 705 on the outside of the liquid outlet pipe 704 faces away from the scale cylinder 701, and the shaft body of the piston rod 702 is provided with longitudinal anti-skid lines on the outer wall at the pulling end position.

[0032] The longitudinal anti-skid lines make it more convenient for the user to pull the piston rod 702 and prevent it from falling off.

[0033] Working principle: refer to Figure 1 、 Figure 5 and Figure 6 , it is declared in advance that the first raw material cylinder 3 is used for storing powder catalyst raw materials, the second raw material cylinder 4 is used for storing liquid catalyst stock solution, and when the ingredients are prepared, the liquid catalyst stock solution is first poured into the interior of the second raw material cylinder 4, then the piston rod 702 is pulled up to the corresponding indication scale according to the dosage requirement of the liquid catalyst stock solution in the catalyst ratio, when the piston rod 702 moves upward, the one-way valve 705 on the outside of the liquid inlet pipe 703 is automatically opened, and then the liquid catalyst stock solution stored in the second raw material cylinder 4 automatically flows into the interior of the scale cylinder 701 through the liquid inlet pipe 703, when the dosage of the stock solution reaches the standard, the piston rod 702 is pressed downward, and then the piston rod 702 moves downward, at this time, the one-way valve 705 on the outside of the liquid outlet pipe 704 is automatically opened, and the liquid catalyst stock solution stored in the scale cylinder 701 is sent into the interior of the homogenizing barrel 2 through the liquid outlet pipe 704, when the indication scale on the outside of the scale cylinder 701 is less than the actual dosage requirement of the liquid catalyst stock solution, the above steps are repeated several times, the principle is consistent, and thus the liquid catalyst stock solution feeding process is completed.

[0034] refer to Figures 1-4 , then the driving motor 502 is started, when the driving motor 502 is started, the rotation of the output end of the driving motor 502 automatically drives the transmission shaft 503 to rotate, and then the rotation of the transmission shaft 503 automatically drives the stirring blade 504 and the limiting scraper 505 to rotate synchronously.

[0035] When the drive shaft 503 rotates, it will automatically drive the drive gear 603 to rotate. In turn, the drive gear 603 will automatically drive the driven gear 604 to rotate. When the driven gear 604 rotates, it will automatically drive the positioning support shaft 605 to rotate, which will in turn drive the two sets of crushing blades 606 to rotate synchronously. At this time, the pre-weighed powdered catalyst raw material is poured into the first raw material cylinder 3. Then, the powdered catalyst raw material will be automatically fed into the crushing cylinder 601 through the feed pipe 602. After being crushed by the two sets of crushing blades 606 inside the crushing cylinder 601, it will be sent to the homogenizing tank 2.

[0036] Furthermore, as the stirring blade 504 and the limiting scraper 505 move in the horizontal and vertical mixing trajectory, the mixing process of powdered catalyst raw material and liquid catalyst stock solution can be automatically completed.

[0037] See Figure 1 It should be noted that a drain pipe is provided at the lower end of the homogenizing tank 2, and a control valve is provided on the outside of the drain pipe. When discharging, the control valve is opened, and the catalyst mixed inside the homogenizing tank 2 can be discharged to the outside of the device through the drain pipe.

[0038] It should be noted that the aforementioned drive motor 502 can be powered using existing operating techniques, whether by using a power supply unit or an external wire. These are all conventional operating techniques and will not be described in detail here.

[0039] The above is the entire working process of the device, and all contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A catalyst production batching mechanism comprising a support base (1), a homogenizing barrel (2), a first raw material cylinder (3) and a second raw material cylinder (4), characterized in that: The top outer wall of the support base (1) is supported by three groups of supports and is respectively provided with a homogenizing barrel (2), a first raw material cylinder (3) and a second raw material cylinder (4); the first raw material cylinder (3) and the second raw material cylinder (4) are respectively located on the two sides of the homogenizing barrel (2), and the top outer wall of the first raw material cylinder (3) and the second raw material cylinder (4) is provided in an open structure; The homogenizing barrel (2) is internally provided with a homogenizing control mechanism (5), and the side of the homogenizing control mechanism (5) is provided with a crushing and scattering mechanism (6); the side of the second raw material cylinder (4) is provided with a controlled-quantity discharging mechanism (7).

2. A catalyst production batch mechanism according to claim 1, characterized in that: The homogenizing control mechanism (5) comprises a positioning support frame (501), a driving motor (502), a transmission shaft (503), a stirring blade (504) and a limiting scraper (505); the top outer wall of the homogenizing barrel (2) is fixedly provided with the positioning support frame (501) in an "n" structure; the top outer wall of the positioning support frame (501) is fixedly provided with the driving motor (502); the output end of the driving motor (502) penetrates through the positioning support frame (501) and is connected with the top outer wall of the transmission shaft (503); the bottom end of the transmission shaft (503) penetrates through the top outer wall of the homogenizing barrel (2) and is located in the interior of the homogenizing barrel (2); the stirring blade (504) and the limiting scraper (505) are installed at the external staggered positions of the transmission shaft (503) in the homogenizing barrel (2).

3. A catalyst production batch mechanism according to claim 2, characterised in that: The stirring blade (504) is provided in a spiral structure, and the limiting scraper (505) is provided in a "U" structure, and the side outer wall of the limiting scraper (505) is in close contact with the side inner wall of the homogenizing barrel (2).

4. A catalyst production batch mechanism according to claim 2, wherein: The crushing and scattering mechanism (6) comprises a crushing cylinder (601), a discharging pipe (602), a driving gear (603), a driven gear (604), a positioning support shaft (605) and a crushing blade (606); the top outer wall of the homogenizing barrel (2) is fixedly provided with the crushing cylinder (601), and the crushing cylinder (601) is in communication with the internal space of the homogenizing barrel (2); the discharging pipe (602) is connected and installed between the crushing cylinder (601) and the first raw material cylinder (3), and the discharging pipe (602) is in communication with the internal space of the crushing cylinder (601); the driving gear (603) penetrates through and is fixedly installed on the outside of the transmission shaft (503), and the driving gear (603) is rotatably installed on the bottom outer wall of the positioning support frame (501); the side of the driving gear (603) is rotatably provided with the driven gear (604); the driven gear (604) is rotatably installed on the top outer wall of the crushing cylinder (601); the bottom outer wall of the driven gear (604) is connected with the top outer wall of the positioning support shaft (605); the bottom end of the positioning support shaft (605) penetrates through the top outer wall of the crushing cylinder (601) and is located in the interior of the crushing cylinder (601); two groups of crushing blades (606) are fixedly installed on the outside of the positioning support shaft (605) in the crushing cylinder (601).

5. A catalyst production batch mechanism according to claim 4, characterised in that: The installation height of the blanking pipe (602) is higher than that of the crushing blades (606), the two groups of crushing blades (606) are installed in the axial direction, and the installation angles of the two groups of crushing blades (606) are arranged in staggered positions.

6. A catalyst production batch mechanism according to claim 1, characterized in that: The quantity control blanking mechanism (7) comprises a scale cylinder (701), a piston rod (702), a liquid inlet pipe (703), a liquid outlet pipe (704) and a one-way valve (705), the top end outer wall of the homogenizing barrel (2) is fixedly installed with the scale cylinder (701), the inside of the scale cylinder (701) is slidably installed with the piston rod (702), and the pulling end of the piston rod (702) is located above the scale cylinder (701), the side outer wall of the bottom end position of the scale cylinder (701) is fixedly installed with the liquid inlet pipe (703) and the liquid outlet pipe (704) in staggered positions, the liquid inlet pipe (703) and the liquid outlet pipe (704) are in communication with the inside space of the scale cylinder (701), and the outside of the liquid inlet pipe (703) and the liquid outlet pipe (704) is provided with the one-way valve (705), the liquid inlet end of the liquid inlet pipe (703) is located in the inside of the second raw material cylinder (4), and the liquid outlet end of the liquid outlet pipe (704) is located in the inside of the homogenizing barrel (2).

7. A catalyst production batch mechanism according to claim 6, characterised in that: The output end of the one-way valve (705) located outside the liquid inlet pipe (703) faces the scale cylinder (701), the output end of the one-way valve (705) located outside the liquid outlet pipe (704) faces away from the scale cylinder (701), and the shaft body outer wall of the piston rod (702) is circumferentially provided with longitudinal anti-skid lines at the pulling end position.

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