CN220276868U - Catalyst thick liquids preparation facilities - Google Patents

Abstract

The utility model relates to the technical field of catalyst slurry, in particular to a catalyst slurry preparation device, which comprises a stirring cylinder and a bottom plate, wherein a scraping plate is attached to the inner cavity wall of the stirring cylinder, a limit rod is fixedly connected to the middle part of the lower end of one side of the scraping plate, which is close to the axis of the stirring cylinder, the lower end of the limit rod is slidably connected with a dispersion disc, the middle part of the upper end of the dispersion disc is fixedly connected with a second rotating shaft, one end of a first connecting rod, which is far away from a threaded sleeve, is rotationally connected with the scraping plate through a pin shaft, and the first connecting rod is driven to rotate through the up-down sliding of the threaded sleeve, so that the scraping plate is simultaneously close to or simultaneously far away from the stirring cylinder. The stirring degree of the catalyst slurry can be more severe, and the dispersion efficiency of the catalyst slurry is improved; a dumping action can be exerted on the dispersed catalyst slurry.

Description

Catalyst thick liquids preparation facilities

Technical Field

The utility model relates to the technical field of catalyst slurry, in particular to a catalyst slurry preparation device.

Background

The membrane electrode assembly is also called membrane electrode, is a key core component for generating electricity of the fuel cell, and the membrane electrode and bipolar plates at two sides of the membrane electrode form a basic unit of the fuel cell, namely a single fuel cell, and consists of a polar plate, a gas diffusion layer, a catalytic layer and a proton exchange membrane, wherein the proton exchange membrane is clamped between the two electrodes, and a catalyst is embedded between the two electrodes. The electrodes are insulated from the proton exchange membrane. The two electrodes are divided into an anode and a cathode.

The patent document with the publication number of CN217614295U discloses a dispersing device for preparing membrane electrode catalyst slurry, which comprises a base, wherein the outer wall of the top of the base is provided with a position adjusting mechanism, and the position adjusting mechanism comprises an electric telescopic rod rotationally connected to the outer wall of the top of the base, a first gear arranged on the outer wall of the electric telescopic rod, a second gear meshed to the outer wall of the first gear and a first servo motor fixedly connected to the outer wall of the bottom of the second gear. According to the utility model, the stirring mechanism is adjusted in horizontal position and height, so that the working efficiency is improved, the stirring mechanism and the stirring cylinder are convenient to clean, and the arc-shaped scraping plate is contacted with the inner wall of the stirring cylinder on the premise that the membrane electrode catalyst slurry is rapidly dispersed in the process that the second servo motor drives the dispersing disc and the arc-shaped scraping plate to rotate at high speed, so that the membrane electrode catalyst slurry tightly attached to the inner wall of the stirring cylinder can be prevented from being agglomerated and adsorbed on the inner wall of the stirring cylinder.

However, the above patent documents have the following disadvantages in practical application:

the inconvenient contact surface to scraper blade and churn is cleared up, because the arc scraper blade of above-mentioned patent document remains throughout and hugs closely with churn's inner chamber wall, only shifts out the rabbling mechanism, just can clear up the arc scraper blade, and is comparatively troublesome, and moreover, when the rabbling mechanism shifts out, the arc scraper blade can frequently rub with churn inner chamber wall, more influences whole device's life.

Disclosure of Invention

The utility model aims to provide a catalyst slurry preparation device which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a catalyst thick liquids preparation facilities, includes churn and bottom plate, churn inner chamber wall laminating has the scraper blade, one side lower extreme middle part fixedly connected with gag lever post that the scraper blade is close to churn axle center, gag lever post lower extreme sliding connection has the dispersion impeller, dispersion impeller upper end middle part fixedly connected with second pivot, second pivot sliding connection has the thread bush, the thread bush is connected with first connecting rod through the round pin axle rotation all around, the one end that the thread bush was kept away from to first connecting rod rotates through the round pin axle with the scraper blade and links to each other, drives first connecting rod through the upper and lower slip of thread bush and rotates, makes the scraper blade be close to simultaneously or keep away from simultaneously.

Preferably, the middle part threaded connection of thread bush left end has the threaded rod, both ends all rotate about the threaded rod and connect in the second pivot.

Preferably, the middle part on the right side of the upper end surface of the bottom plate is rotationally connected with a first gear through a first rotating shaft, an electric telescopic rod is sleeved in the middle part of the first gear and is fixedly connected with the middle part of the first gear, a rotating plate is fixedly connected with the piston end of the electric telescopic rod, a second motor is fixedly connected with the left side of the lower end surface of the rotating plate, and the output end of the second motor is fixedly connected with the second rotating shaft.

Preferably, the middle parts of the right side and the rear side lower end of the stirring cylinder are respectively connected with a second connecting rod through a pin shaft in a rotating way, the lower end of the second connecting rod is connected with a third connecting rod through a pin shaft in a rotating way, and the lower end of the third connecting rod is connected with a mounting plate through a pin shaft in a rotating way.

Preferably, the middle part fixedly connected with third motor in mounting panel up end left side, third motor output is through round pin axle fixedly connected with rotating block, rotating block right-hand member face downside has the spout rack through the round pin axle embedding and links to each other rather than sliding, spout rack rear end sliding connection has the slide bar, slide bar lower extreme fixedly connected with mounting panel, the rear side third connecting rod lower extreme is through round pin axle fixedly connected with third gear, third gear and spout rack intermeshing.

Preferably, the middle part of the mounting plate is rotationally connected with a supporting plate through a pin shaft, the lower end surface of the supporting plate is fixedly connected with a bottom plate, the rear side of the supporting plate is fixedly connected with a fourth motor on the upper side of the rear end surface of the supporting plate, and the output end of the fourth motor is fixedly connected with the mounting plate through the pin shaft.

Preferably, the middle part of the right side of the upper end surface of the bottom plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a second gear, and the second gear is meshed with the first gear.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, after the catalyst slurry is dispersed, a person can manually rotate the threaded rod to drive the threaded sleeve to ascend, so that the first connecting rod rotates and drives the scraping plate to approach the axis of the second rotating shaft, the scraping plate is not contacted with the inner cavity wall of the stirring cylinder any more, and the contact surface of the scraping plate and the stirring cylinder can be cleaned, so that the condition that more catalyst slurry is adhered to the contact surface of the scraping plate and the stirring cylinder and is difficult to clean is avoided.

2. According to the utility model, the catalyst slurry is added into the stirring cylinder, then the second motor and the third motor are started, the second motor drives the second rotating shaft to rotate, the dispersing disc and the scraping plate rotate, the catalyst slurry is stirred, meanwhile, the third motor drives the rotating block to rotate, the rotating block drives the sliding groove rack to slide up and down in a reciprocating manner on the sliding rod through the pin shaft, the third gear rotates in a reciprocating manner, and therefore included angles with different sizes can be formed between the second connecting rod and the third connecting rod in a circulating manner, the stirring cylinder can do lifting reciprocating motion, the catalyst slurry in the stirring cylinder vibrates, the stirring degree of the catalyst slurry is more severe, and the dispersing efficiency of the catalyst slurry is improved.

3. According to the utility model, after the stirring and dispersing are finished, the electric telescopic rod is started to extend, the rotating plate is lifted, the dispersing disc and the scraping plate are moved out of the stirring cylinder, and then the fourth motor is started to drive the mounting plate to rotate, so that a dumping effect can be achieved on the dispersed catalyst slurry.

Drawings

FIG. 1 is a schematic view of a semi-sectional perspective structure of a mixing drum according to the present utility model;

FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present utility model;

FIG. 3 is an enlarged view of the area B of FIG. 1 according to the present utility model;

FIG. 4 is a schematic rear perspective view of the present utility model;

fig. 5 is an enlarged view of the area C of fig. 4 according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

in the figure: 1. a bottom plate; 2. a first gear; 3. a first rotating shaft; 4. a first motor; 5. a second gear; 6. an electric telescopic rod; 7. a rotating plate; 8. a second motor; 9. a second rotating shaft; 10. a threaded rod; 11. a thread sleeve; 12. a first link; 13. a scraper; 14. a limit rod; 15. a dispersion plate; 16. a second link; 17. a third link; 18. a mounting plate; 19. a support plate; 20. a stirring cylinder; 21. a third motor; 22. a rotating block; 23. a chute rack; 24. a slide bar; 25. a third gear; 26. and a fourth motor.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a technical solution:

the utility model provides a catalyst thick liquids preparation facilities, including churn 20 and bottom plate 1, churn 20 inner chamber wall laminating has scraper blade 13, one side lower extreme middle part fixedly connected with gag lever post 14 that scraper blade 13 is close to churn 20 axle center, gag lever post 14 lower extreme sliding connection has dispersion impeller 15, dispersion impeller 15 upper end middle part fixedly connected with second pivot 9, second pivot 9 sliding connection has thread bush 11, thread bush 11 is connected with first connecting rod 12 through the round pin axle rotation all around, the one end that thread bush 11 was kept away from to first connecting rod 12 links to each other through the rotation of round pin axle with scraper blade 13, it rotates to drive first connecting rod 12 to slide from top to bottom through thread bush 11, make scraper blade 13 be close to simultaneously or keep away from simultaneously.

In this embodiment, the middle part of the left end of the threaded sleeve 11 is threaded with a threaded rod 10, and the upper end and the lower end of the threaded rod 10 are both rotatably connected to the second rotating shaft 9. After the catalyst slurry is dispersed, a person can manually rotate the threaded rod 10 to drive the threaded sleeve 11 to rise, so that the first connecting rod 12 rotates and the scraper 13 is driven to approach the axis of the second rotating shaft 9, the scraper 13 is not contacted with the inner cavity wall of the stirring barrel 20 any more, and the contact surface of the scraper 13 and the stirring barrel 20 can be cleaned, so that the condition that more catalyst slurry is adhered to the contact surface of the scraper 13 and the stirring barrel 20 and is difficult to clean is avoided.

In this embodiment, the middle part on the right side of the upper end surface of the bottom plate 1 is rotationally connected with a first gear 2 through a first rotating shaft 3, an electric telescopic rod 6 is sleeved in the middle part of the first gear 2 and fixedly connected with the middle part, a rotating plate 7 is fixedly connected with the piston end of the electric telescopic rod 6, a second motor 8 is fixedly connected with the left side of the lower end surface of the rotating plate 7, and the output end of the second motor 8 is fixedly connected with a second rotating shaft 9. The middle parts of the lower ends of the right side and the rear side of the stirring barrel 20 are respectively connected with a second connecting rod 16 through a pin shaft in a rotating way, the lower end of the second connecting rod 16 is connected with a third connecting rod 17 through a pin shaft in a rotating way, and the lower end of the third connecting rod 17 is connected with a mounting plate 18 through a pin shaft in a rotating way. The middle part of the left side of the upper end surface of the mounting plate 18 is fixedly connected with a third motor 21, the output end of the third motor 21 is fixedly connected with a rotating block 22 through a pin shaft, the lower side of the right end surface of the rotating block 22 is embedded with a sliding groove rack 23 through a pin shaft and is connected with the sliding groove rack in a sliding way, the rear end of the sliding groove rack 23 is connected with a sliding rod 24 in a sliding way, the lower end of the sliding rod 24 is fixedly connected with the mounting plate 18, the lower end of a third connecting rod 17 at the rear side is fixedly connected with a third gear 25 through a pin shaft, and the third gear 25 is meshed with the sliding groove rack 23. Through adding catalyst slurry into the mixing drum 20, then start second motor 8 and third motor 21, second motor 8 drives second pivot 9 and rotates, make dispersion disk 15 and scraper blade 13 rotate, stir catalyst slurry, simultaneously, third motor 21 drives the turning block 22 and rotates, turning block 22 drives spout rack 23 through the round pin axle and reciprocates the slip pole 24 from top to bottom, make the reciprocal rotation of third gear 25, can make the circulation between second connecting rod 16 and the third connecting rod 17 form the contained angle of equidimension, can make mixing drum 20 do the reciprocating motion that goes up and down, make the inside catalyst slurry vibration of mixing drum 20, thereby make the degree of turning of catalyst slurry more violent, and then improved the dispersion efficiency to catalyst slurry.

In this embodiment, the middle part of the mounting plate 18 is rotatably connected with a support plate 19 through a pin shaft, the lower end surface of the support plate 19 is fixedly connected with the bottom plate 1, the upper side of the rear end surface of the rear side support plate 19 is fixedly connected with a fourth motor 26, and the output end of the fourth motor 26 is fixedly connected with the mounting plate 18 through a pin shaft. After the completion of the stirring and dispersing, the electric telescopic rod 6 is started to extend, the rotating plate 7 is lifted, the dispersing disc 15 and the scraping plate 13 are moved out of the stirring barrel 20, and then the fourth motor 26 is started to drive the mounting plate 18 to rotate, so that a dumping effect can be achieved on the catalyst slurry after the dispersing is completed.

The working principle of the utility model is as follows: when the catalyst slurry stirring device is used, catalyst slurry is added into a stirring cylinder 20, then a second motor 8 and a third motor 21 are started, the second motor 8 drives a second rotating shaft 9 to rotate, a dispersing disc 15 and a scraping plate 13 are made to rotate, the catalyst slurry is stirred, meanwhile, the third motor 21 drives a rotating block 22 to rotate, the rotating block 22 drives a sliding groove rack 23 to slide up and down on a sliding rod 24 in a reciprocating manner through a pin shaft, a third gear 25 is made to rotate in a reciprocating manner, and then an included angle with different sizes can be formed between a second connecting rod 16 and a third connecting rod 17 in a circulating manner, so that the stirring cylinder 20 can make lifting reciprocating motion, and the catalyst slurry in the stirring cylinder 20 can vibrate, so that the turning degree of the catalyst slurry is more severe, and the dispersing efficiency of the catalyst slurry is improved; after the stirring and dispersing are finished, starting the electric telescopic rod 6 to extend, enabling the rotating plate 7 to ascend, enabling the dispersing disc 15 and the scraping plate 13 to move out of the stirring barrel 20, and then starting the fourth motor 26 to drive the mounting plate 18 to rotate, so that a dumping effect can be achieved on the dispersed catalyst slurry; after the catalyst slurry is dispersed, a person can manually rotate the threaded rod 10 to drive the threaded sleeve 11 to rise, so that the first connecting rod 12 rotates and the scraper 13 is driven to approach the axis of the second rotating shaft 9, the scraper 13 is not contacted with the inner cavity wall of the stirring barrel 20 any more, and the contact surface of the scraper 13 and the stirring barrel 20 can be cleaned, so that the condition that more catalyst slurry is adhered to the contact surface of the scraper 13 and the stirring barrel 20 and is difficult to clean is avoided.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The catalyst slurry preparation device comprises a stirring cylinder (20) and a bottom plate (1), and is characterized in that: the utility model discloses a stirring barrel, including stirring barrel (20), scraper blade (13) are laminated to inner chamber wall, one side lower extreme middle part fixedly connected with gag lever post (14) that scraper blade (13) are close to stirring barrel (20) axle center, gag lever post (14) lower extreme sliding connection has dispersion impeller (15), dispersion impeller (15) upper end middle part fixedly connected with second pivot (9), second pivot (9) sliding connection has thread bush (11), thread bush (11) are connected with first connecting rod (12) through the round pin axle rotation all around, the one end that thread bush (11) were kept away from to first connecting rod (12) rotates through round pin axle and scraper blade (13) and links to each other, drives first connecting rod (12) through the upper and lower slip of thread bush (11) and rotates, makes scraper blade (13) be close to simultaneously or keep away from simultaneously.

2. The catalyst slurry preparation apparatus according to claim 1, wherein: the middle part threaded connection of threaded sleeve (11) left end has threaded rod (10), both ends all rotate about threaded rod (10) are connected in second pivot (9).

3. The catalyst slurry preparation apparatus according to claim 1, wherein: the middle part on the right side of the upper end face of the bottom plate (1) is rotationally connected with a first gear (2) through a first rotating shaft (3), an electric telescopic rod (6) is sleeved in the middle of the first gear (2) and is fixedly connected with the middle of the first gear, a rotating plate (7) is fixedly connected with a piston end of the electric telescopic rod (6), a second motor (8) is fixedly connected to the left side of the lower end face of the rotating plate (7), and the output end of the second motor (8) is fixedly connected with a second rotating shaft (9).

4. The catalyst slurry preparation apparatus according to claim 1, wherein: the middle parts of the right side and the rear side lower end of the stirring barrel (20) are respectively connected with a second connecting rod (16) through a pin shaft in a rotating mode, the lower end of the second connecting rod (16) is connected with a third connecting rod (17) through a pin shaft in a rotating mode, and the lower end of the third connecting rod (17) is connected with a mounting plate (18) through a pin shaft in a rotating mode.

5. The catalyst slurry preparation apparatus according to claim 4, wherein: the novel sliding device is characterized in that a third motor (21) is fixedly connected to the middle of the left side of the upper end face of the mounting plate (18), a rotating block (22) is fixedly connected to the output end of the third motor (21) through a pin shaft, a sliding groove rack (23) is embedded in the lower side of the right end face of the rotating block (22) through a pin shaft and is connected with the lower side of the right end face of the rotating block in a sliding mode, a sliding rod (24) is connected to the rear end of the sliding groove rack (23) in a sliding mode, the lower end of the sliding rod (24) is fixedly connected to the mounting plate (18), a third gear (25) is fixedly connected to the lower end of the third connecting rod (17) through a pin shaft, and the third gear (25) is meshed with the sliding groove rack (23).

6. The catalyst slurry preparation apparatus according to claim 5, wherein: the middle part of the mounting plate (18) is rotationally connected with a supporting plate (19) through a pin shaft, the lower end face of the supporting plate (19) is fixedly connected with a bottom plate (1), the upper side of the rear end face of the supporting plate (19) is fixedly connected with a fourth motor (26), and the output end of the fourth motor (26) is fixedly connected with the mounting plate (18) through a pin shaft.

7. A catalyst slurry preparation apparatus according to claim 3, wherein: the middle part of the right side of the upper end surface of the bottom plate (1) is fixedly connected with a first motor (4), the output end of the first motor (4) is fixedly connected with a second gear (5), and the second gear (5) is meshed with the first gear (2).