CN215310636U

CN215310636U - Karl Fischer reagent filtering device

Info

Publication number: CN215310636U
Application number: CN202121311998.9U
Authority: CN
Inventors: 刘庆梅
Original assignee: Tianjin Kermel Chemical Reagent Co ltd
Current assignee: Tianjin Kermel Chemical Reagent Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-28
Anticipated expiration: 2031-06-11

Abstract

The utility model provides a Karl Fischer reagent filtering device, which belongs to the technical field of Karl Fischer reagents and comprises a U-shaped plate, wherein the right inner wall of the U-shaped plate is fixedly connected with two installation blocks, the far end parts of the two installation blocks are movably hinged with first connecting rods through hinge shafts, the close end parts of the two first connecting rods are movably hinged with second connecting rods through hinge shafts, the close end parts of the two second connecting rods are rotatably connected with fixed blocks, the left end of the U-shaped plate is fixedly connected with two limit blocks, a driving motor is fixedly connected between the close end parts of the two limit blocks, the left inner wall of the U-shaped plate is provided with a first groove, and the fixed blocks drive the first connecting rods to shake a filter box through the second connecting rods, so that the filtering speed in the catalytic filter box is achieved, and the working efficiency is improved.

Description

Karl Fischer reagent filtering device

Technical Field

The utility model belongs to the technical field of Karl Fischer reagents, and particularly relates to a Karl Fischer reagent filtering device.

Background

The Karl Fischer reagent is applied to a high-precision water titration measuring device, but extremely fine impurities easily block a pipeline, and even can generate flammable and explosive phenomena in subsequent use, so that the Karl Fischer reagent is required to be filtered before use, and the Karl Fischer reagent mainly comprises a solution consisting of iodine, sulfur dioxide, pyridine and methanol.

The volatility of the sulfur dioxide and the pyridine is extremely strong, the harm to human bodies is great, the common filtering efficiency is low, and the working progress is easily influenced, so that a Karl Fischer reagent filtering device needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a Karl Fischer reagent filtering device, and aims to solve the problems that in the prior art, sulfur dioxide and pyridine have extremely high volatility, are harmful to human bodies greatly, have low common filtering efficiency and are easy to influence the working progress.

In order to achieve the purpose, the utility model provides the following technical scheme:

a Karl Fischer reagent filtering device comprises a U-shaped plate, wherein the right inner wall of the U-shaped plate is fixedly connected with two installation blocks, the far end parts of the two installation blocks are movably hinged with first connecting rods through hinge shafts, the close end parts of the two first connecting rods are movably hinged with second connecting rods through hinge shafts, the close end parts of the two second connecting rods are rotatably connected with fixed blocks, the left end of the U-shaped plate is fixedly connected with two limit blocks, a driving motor is fixedly connected between the close end parts of the two limit blocks, the left inner wall of the U-shaped plate is provided with a first groove, the other end of the output end of the driving motor movably penetrates through the left inner wall of the first groove, the other end of the output end of the driving motor is fixedly connected with a half-tooth gear, the front and back inner walls of the first groove are provided with first sliding grooves, and the two first sliding grooves are internally and slidably connected with second sliding blocks, two fixedly connected with ring gear between the tip that the second sliding block is close to mutually, ring gear and half-tooth gear intermittent type meshing, the left end fixed connection of fixed block is in the right-hand member of ring gear.

As a preferred scheme of the utility model, two second sliding grooves are formed in the left inner wall of the U-shaped plate, first sliding blocks are connected in the two second sliding grooves in a sliding manner, a limiting rod is fixedly connected between the upper inner wall and the lower inner wall of the two second sliding grooves, the two first sliding blocks are respectively connected to the circumferential surfaces of the two limiting rods in a sliding manner, and the two first sliding blocks are fixedly connected to the left end of a fixed block.

As a preferable scheme of the utility model, two supporting rods are fixedly connected to the end parts of the two first connecting rods close to each other, and a filter box is fixedly connected between the end parts of the four supporting rods close to each other on the same front and back sides.

In a preferred embodiment of the present invention, the upper end of the filter box is provided with a circular groove, the upper side of the inner wall of the circular groove is provided with an internal thread, the internal thread of the circular groove is in threaded connection with a box cover, and the circumferential surface of the lower side of the box cover is provided with an external thread.

As a preferred scheme of the present invention, the upper end of the box cover is fixedly connected with a connecting pipeline, the upper side of the connecting pipeline is provided with a sealing plug, the connecting pipeline downwardly penetrates through the lower end of the box cover and downwardly extends, the circumferential surface of the lower side of the connecting pipeline is fixedly connected with four support frames, the lower ends of the four support frames are fixedly connected with a filter screen, the lower inner wall of the circular groove is provided with a filter tank, and the inner wall of the filter tank is fixedly connected with a filter hopper.

As a preferable aspect of the present invention, a handle is fixedly connected to a circumferential surface of the connection pipe.

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

1. in this device, pour reagent into the connecting tube after extracting the sealing plug in, the rethread connecting tube enters into the upper end of filter screen, thereby filter, through filter after fight outflow device through filtering outside, the filter screen can't be changed easily to ordinary filter equipment, because the filter screen is fixed at the lower extreme of support frame, the connecting tube is fixed in the external screw thread, twist the handle through the hand and rotate the case lid and can drive support frame and filter screen and rotate together, because external screw thread and internal screw thread setting, the filter screen can follow the case lid and leave in the rose box together, wash or change.

2. In this device, driving motor drives half tooth gear and rotates, and half tooth gear rotates and drives the ring gear and carry out reciprocating motion from top to bottom, and the ring gear drives the fixed block and advances the up-and-down motion, and fixed block rethread second connecting rod drives the head rod and rocks the rose box to reach filterable speed in the catalysis rose box, improved work efficiency, because the rose box is sealed environment, also guaranteed user's safety, ensured the prerequisite of safety in production.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a partial perspective view of the present invention;

FIG. 2 is a right side view of the present invention;

fig. 3 is a left side view of the present invention.

In the figure: 1. a U-shaped plate; 2. a filter box; 3. mounting blocks; 4. a first connecting rod; 5. a box cover; 6. an external thread; 7. an internal thread; 8. connecting a pipeline; 9. a sealing plug; 10. the handle is screwed; 11. a support bar; 12. a filter hopper; 13. a support frame; 14. a filter screen; 15. a second connecting rod; 16. a fixed block; 17. a limiting rod; 18. a first slider; 19. a toothed ring; 20. a limiting block; 21. a drive motor; 22. a second slider; 23. a half-tooth gear.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions:

a Karl Fischer reagent filtering device comprises a U-shaped plate 1, wherein the right inner wall of the U-shaped plate 1 is fixedly connected with two installation blocks 3, the far ends of the two installation blocks 3 are movably hinged with first connecting rods 4 through hinge shafts, the near ends of the two first connecting rods 4 are movably hinged with second connecting rods 15 through hinge shafts, the near ends of the two second connecting rods 15 are rotatably connected with a fixed block 16, the left end of the U-shaped plate 1 is fixedly connected with two limit blocks 20, a driving motor 21 is fixedly connected between the near ends of the two limit blocks 20, the left inner wall of the U-shaped plate 1 is provided with a first groove, the other end of the output end of the driving motor 21 movably penetrates through the left inner wall of the first groove, the other end of the output end of the driving motor 21 is fixedly connected with a half-tooth gear 23, the front and back inner walls of the first groove are provided with first chutes, and second sliding blocks 22 are slidably connected in the two first chutes, a toothed ring 19 is fixedly connected between the adjacent end parts of the two second sliding blocks 22, the toothed ring 19 is intermittently meshed with a half-toothed gear 23, and the left end of the fixed block 16 is fixedly connected to the right end of the toothed ring 19.

In the embodiment of the utility model, the driving motor 21 drives the half-tooth gear 23 to rotate, and as the half-tooth gear 23 and the second sliding block 22 perform reciprocating and circulating motion, the tooth ring 19 rises when the teeth of the second sliding block 22 are engaged with the teeth of the left half-tooth gear 23, and falls when the teeth of the second sliding block 22 are engaged with the teeth of the right half-tooth gear 23, so as to perform reciprocating and circulating motion up and down, so as to drive the fixed block 16 to perform reciprocating and circulating motion, the fixed block 16 drives the second connecting rod 15 to rotate, the second connecting rod 15 rotates to shake the first connecting rod 4, and the first connecting rod 4 can shake the filter box 2 to perform catalytic action, thereby achieving the filtering speed in the catalytic filter box 2 and improving the working efficiency.

Specifically, referring to fig. 1, the left inner wall of the U-shaped plate 1 starts to have two second sliding grooves, the two second sliding grooves are internally and uniformly connected with first sliding blocks 18 in a sliding manner, the upper inner wall and the lower inner wall of the two second sliding grooves are fixedly connected with limiting rods 17, the two first sliding blocks 18 are respectively connected to the circumferential surfaces of the two limiting rods 17 in a sliding manner, and the two first sliding blocks 18 are fixedly connected to the left end of the fixed block 16.

In this embodiment: the position of the fixed block 16 reciprocating up and down is limited, the position of the first sliding block 18 sliding up and down is limited by the limiting rod 17, and the position of the fixed block 16 sliding up and down is limited by the first sliding block 18 fixed with the fixed block 16 from two sides.

Referring to fig. 2 in detail, two supporting rods 11 are fixedly connected to the end portions of the two first connecting rods 4 close to each other, and a filter box 2 is fixedly connected between the end portions of the four supporting rods 11 located on the same front and back sides and close to each other.

In this embodiment: hang rose box 2 in the air, conveniently follow next to rock to rose box 2 and catalyze.

Specifically referring to fig. 3, a circular groove is formed at the upper end of the filter box 2, an internal thread 7 is formed on the upper side of the inner wall of the circular groove, a box cover 5 is connected to the internal thread 7 of the circular groove in a threaded manner, and an external thread 6 is formed on the circumferential surface of the lower side of the box cover 5.

In this embodiment: the box cover 5 can be conveniently opened through the arrangement of the external threads 6 and the internal threads 7.

Referring to fig. 1 specifically, the upper end of the case cover 5 is fixedly connected with a connecting pipeline 8, a sealing plug 9 is arranged on the upper side of the connecting pipeline 8, the connecting pipeline 8 penetrates through the lower end of the case cover 5 downwards and extends downwards, four support frames 13 are fixedly connected to the circumferential surface of the lower side of the connecting pipeline 8, a filter screen 14 is fixedly connected to the lower ends of the four support frames 13, a filter tank is arranged on the lower inner wall of the circular tank, and a filter hopper 12 is fixedly connected to the inner wall of the filter tank.

In this embodiment: the device is used for filtering Karl Fischer reagent, the sealing plug 9 seals the reagent after the reagent enters the connecting pipeline 8, the support frame 13 is fixed with the filter screen 14, the filter screen 14 can be taken out together when the connecting pipeline 8 is rotated to take out the box cover 5, and therefore the filter screen 14 is cleaned and replaced.

Referring specifically to fig. 3, a handle grip 10 is fixedly coupled to a circumferential surface of the connection pipe 8.

In this embodiment: the connecting pipeline 8 is convenient to rotate, and the connecting pipeline 8 is guaranteed not to slide when rotating.

The working principle and the using process of the utility model are as follows: when the device is used, the reagent is poured into the connecting pipeline 8 after the sealing plug 9 is pulled out, then the reagent enters the upper end of the filter screen 14 through the connecting pipeline 8, so that the reagent is filtered, the reagent flows out of the device through the filter hopper 12 after the reagent is filtered, a common filter device cannot easily replace the filter screen, the filter screen 14 is fixed at the lower end of the supporting frame 13, the connecting pipeline 8 is fixed in the external thread 6, the supporting frame 13 and the filter screen 14 can be driven to rotate together by rotating the box cover 5 through the handle 10, the filter screen 14 can leave the filter box 2 along with the box cover 5 for cleaning or replacement, the driving motor 21 drives the half-tooth gear 23 to rotate, the half-tooth gear 23 rotates to drive the tooth ring 19 to do up-and-down reciprocating circular motion, the tooth ring 19 drives the fixed block 16 to do up-and-down motion, the fixed block 16 drives the first connecting rod 4 through the second connecting rod 15 to shake the filter box 2, thereby reach filterable speed in the catalysis rose box 2, improved work efficiency, because rose box 2 is sealed environment, also guaranteed user's safety, ensured the prerequisite of safety in production.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A karl fischer reagent filtration device, characterized in that: the U-shaped plate comprises a U-shaped plate (1), wherein two installation blocks (3) are fixedly connected to the right inner wall of the U-shaped plate (1), two end parts, far away from the installation blocks (3), of the installation blocks are hinged to first connecting rods (4) through hinge shaft activities, two end parts, close to the first connecting rods (4), of the first connecting rods are hinged to second connecting rods (15) through hinge shaft activities, two end parts, close to the second connecting rods (15), of the second connecting rods are rotatably connected with fixed blocks (16), two limit blocks (20) are fixedly connected to the left end of the U-shaped plate (1), a driving motor (21) is fixedly connected between the end parts, close to the two limit blocks (20), a first groove is formed in the left inner wall of the U-shaped plate (1), the other end activity of the output end of the driving motor (21) penetrates through the left inner wall of the first groove, and a half-tooth gear (23) is fixedly connected to the other end of the output end of the driving motor (21), first spout, two have all been seted up to the front and back inner wall of first recess equal sliding connection has second sliding block (22), two in the first spout fixedly connected with ring gear (19) between the tip that second sliding block (22) are close to mutually, ring gear (19) and half-tooth gear (23) intermittent type meshing, the left end fixed connection of fixed block (16) is in the right-hand member of ring gear (19).

2. A karl fischer reagent filtration device according to claim 1, wherein: the left inner wall of U template (1) begins to have two second spouts, two equal sliding connection has first slider (18), two in the second spout fixedly connected with gag lever post (17), two between the upper and lower inner wall of second spout first slider (18) sliding connection respectively in two the circumference surface of gag lever post (17), two first slider (18) fixed connection is in the left end of fixed block (16).

3. A karl fischer reagent filtration device according to claim 2, wherein: two equal fixedly connected with two bracing pieces (11) of tip that head rod (4) are close to mutually, it is four to be located the same side around fixedly connected with rose box (2) between the tip that bracing piece (11) are close to mutually.

4. A karl fischer reagent filtration device according to claim 3, wherein: the filter box is characterized in that a circular groove is formed in the upper end of the filter box (2), internal threads (7) are formed in the upper side of the inner wall of the circular groove, a box cover (5) is in threaded connection with the internal threads (7) of the circular groove, and external threads (6) are formed in the circumferential surface of the lower side of the box cover (5).

5. A Karl Fischer reagent filter apparatus according to claim 4, wherein: the upper end fixedly connected with connecting tube (8) of case lid (5), the upside of connecting tube (8) is equipped with sealing plug (9), lower extreme and the downwardly extending of case lid (5) are run through downwards in connecting tube (8), circumference fixed surface of connecting tube (8) downside is connected with four support frames (13), four the lower extreme fixedly connected with filter screen (14) of support frame (13), the filter tank has been seted up to the lower inner wall of circular recess, the inner wall fixedly connected with filter hopper (12) of filter tank.

6. A Karl Fischer reagent filtration device according to claim 5, wherein: the circumferential surface of the connecting pipeline (8) is fixedly connected with a handle twisting handle (10).