CN218636767U

CN218636767U - Purification tower is used in dimethyl carbonate production

Info

Publication number: CN218636767U
Application number: CN202223130023.3U
Authority: CN
Inventors: 倪菁华; 单文波; 肖招金; 刘炎
Original assignee: Shanghai Huiqian New Material Technology Co ltd
Current assignee: Shanghai Huiqian New Material Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-17
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to the technical field of purification towers, and discloses a purification tower for producing dimethyl carbonate, which solves the problem that impurities with smaller particles easily pass through a filter hole and fall, thereby leading to incomplete purification of dimethyl carbonate; the utility model discloses, through installing filter screen one between top ring and intermediate ring, can filter the great impurity of granule then to install filter screen two between intermediate ring and end ring, then cross the less impurity of granule, thereby carry out secondary filter to impurity, make dimethyl carbonate purification more complete.

Description

Purification tower is used in dimethyl carbonate production

Technical Field

The utility model belongs to the technical field of the purifying tower, specifically be a purifying tower is used in dimethyl carbonate production.

Background

Dimethyl carbonate is an organic compound, has a chemical formula of C3H6O3, is a chemical raw material with low toxicity, excellent environmental protection performance and wide application, and needs to be put into a purification tower for filtration and purification in the production process of the dimethyl carbonate.

The existing internal filtering mode of the purification tower for producing the dimethyl carbonate only filters the dimethyl carbonate raw material through a layer of filter screen, so that impurities with small particles can easily fall through the filter holes, and the purification of the dimethyl carbonate is incomplete.

SUMMERY OF THE UTILITY MODEL

To above-mentioned condition, for overcoming prior art's defect, the utility model provides a purification tower is used in dimethyl carbonate production, the effectual less impurity of having solved present granule passes the filtration pore whereabouts easily to lead to dimethyl carbonate's purification incomplete problem.

In order to achieve the above object, the utility model provides a following technical scheme: a purification tower for producing dimethyl carbonate comprises a tower body, wherein a filtering mechanism and a vibrating mechanism are installed in an inner cavity of the tower body, a discharge hole is fixedly installed at the bottom of the tower body, an external connecting sleeve is fixedly sleeved on the outer side of the tower body, and supporting legs are fixedly installed at the bottom of the external connecting sleeve at equal angles;

the filter mechanism comprises a first mounting ring positioned in an inner cavity of the tower body, a second filter screen is fixedly mounted on the inner side of the first mounting ring, the second mounting ring is mounted above the first mounting ring, the first filter screen is fixedly mounted on the inner side of the second mounting ring, and the diameter of a filter hole of the first filter screen is larger than that of a filter hole of the second filter screen.

Preferably, the top blocks are fixedly mounted on two sides of the top of the first mounting ring and the second mounting ring.

Preferably, the inner chamber fixed mounting of tower body has bottom ring and apical ring, and the apical ring is located the top of bottom ring, and collar II and collar I all are located between bottom ring and the apical ring, the equal angle fixedly connected with montant between bottom ring and the apical ring, collar I and collar II all with montant swing joint.

Preferably, an intermediate ring is arranged between the bottom ring and the top ring, the intermediate ring is fixed in an inner cavity of the tower body, the intermediate ring is positioned between the second mounting ring and the first mounting ring, and the intermediate ring is movably connected with the vertical rod.

Preferably, the spring is fixedly connected between the bottom of the first mounting ring and the top of the bottom ring and between the top of the middle ring and the bottom of the second mounting ring at equal angles, and the spring is movably sleeved with the vertical rod.

Preferably, the vibration mechanism comprises two rotating rings located in an inner cavity of the tower body, the two rotating rings are located above the first mounting ring and the second mounting ring respectively, rollers are fixedly mounted on two sides of the bottom of the two rotating rings respectively, the two rollers located above are attached to two ejector blocks located on the second mounting ring respectively, and the two rollers located below are attached to two ejector blocks located on the first mounting ring respectively.

Preferably, the inner chamber movable mounting of tower body has the pivot, the bottom of pivot runs through filter screen one and filter screen two and extends to the below of filter screen two, and filter screen two and filter screen one all with pivot swing joint, the fixed two fixed covers that have cup jointed in the outside of pivot, angle fixedly connected with connecting rods such as the outside of fixed cover, the one end and the rotatory ring fixed connection of connecting rod, tower body and fixedly connected with motor are run through on the top of pivot, the top fixed mounting of motor has the U template, the bottom of U template and the top fixed connection of tower body.

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

(1) The utility model discloses, through installing filter screen one between top ring and intermediate ring, then can filter the impurity that the granule is great, and install filter screen two between intermediate ring and bottom ring, filter out the impurity that the granule is less then, thereby carry out the secondary filter to impurity, make dimethyl carbonate purification more complete;

(2) This is novel through the cooperation between motor and pivot and fixed cover and the connecting rod, can make two rotatory rings rotatory then to through the cooperation between gyro wheel and kicking block and the spring, can make then that the mount ring is two to drive the vibrations of filter screen two and filter screen one respectively with the mount ring, thereby prevent that filter screen two and filter screen from taking place to block up.

Drawings

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

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the filtering mechanism of the present invention;

FIG. 3 is a schematic structural view of the vibration mechanism of the present invention;

in the figure: 1. a tower body; 2. a filtering mechanism; 201. a first mounting ring; 202. an intermediate ring; 203. a first filter screen; 204. a top ring; 205. a second mounting ring; 206. a vertical rod; 207. a top block; 208. a bottom ring; 209. a second filter screen; 2010. a spring; 3. supporting legs; 4. a discharge port; 5. an external connecting sleeve; 6. a vibration mechanism; 601. a rotating ring; 602. a roller; 603. fixing a sleeve; 604. a connecting rod; 605. a rotating shaft; 606. a U-shaped plate; 607. an electric motor.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one is given by fig. 1-3, the utility model discloses a tower body 1, filter mechanism 2 and vibrations mechanism 6 are installed to the inner chamber of tower body 1, and the bottom fixed mounting of tower body 1 has discharge gate 4, and the fixed external sleeve 5 that has cup jointed in the outside of tower body 1, and the equal angle fixed mounting in bottom of external sleeve 5 has supporting leg 3.

In the second embodiment, on the basis of the first embodiment, the filtering mechanism 2 includes a first mounting ring 201 located in an inner cavity of the tower body 1, a second filter screen 209 is fixedly installed on an inner side of the first mounting ring 201, a second mounting ring 205 is installed above the first mounting ring 201, a first filter screen 203 is fixedly installed on an inner side of the second mounting ring 205, a diameter of a filter hole of the first filter screen 203 is larger than that of a filter hole of the second filter screen 209, top blocks 207 are fixedly installed on two sides of tops of the first mounting ring 201 and the second mounting ring 205, a bottom ring 208 and a top ring 204 are fixedly installed in the inner cavity of the tower body 1, the top ring 204 is located above the bottom ring 208, the second mounting ring 205 and the first mounting ring 201 are both located between the bottom ring 208 and the top ring 204, a vertical rod 206 is fixedly connected between the bottom ring 208 and the top ring 204 at an equal angle, the first mounting ring 201 and the vertical rod 206 are both movably connected between the first mounting ring 201 and the bottom ring 205, an intermediate ring 202 is installed between the bottom ring 208 and the top ring 204, the intermediate ring 202 is fixed to the top ring 202, the top ring 201 is movably connected between the bottom ring 205 and the top ring 201, the intermediate ring 201, the bottom ring 202 is connected between the bottom ring 205 and the top ring 2010 at an equal angle, and the top ring 2010;

firstly, adding a dimethyl carbonate raw material into an inner cavity of a tower body 1, then carrying out primary filtration on the dimethyl carbonate raw material through a first filter screen 203 to filter out impurities with larger particles, then carrying out secondary filtration on the dimethyl carbonate raw material through a second filter screen 209 to filter out impurities with smaller particles, and finally, completely purifying dimethyl carbonate through twice filtration.

Third embodiment, on the basis of the first embodiment, the vibration mechanism 6 includes two rotating rings 601 located in an inner cavity of the tower body 1, the two rotating rings 601 are respectively located above the first mounting ring 201 and the second mounting ring 205, both sides of the bottom of the two rotating rings 601 are fixedly provided with rollers 602, the two rollers 602 located above are respectively attached to the two top blocks 207 located on the second mounting ring 205, the two rollers 602 located below are respectively attached to the two top blocks 207 located on the first mounting ring 201, an inner cavity of the tower body 1 is movably provided with a rotating shaft 605, the bottom end of the rotating shaft 605 penetrates through the first filter screen 203 and the second filter screen 209 and extends to the lower side of the second filter screen 209, the second filter screen 209 and the first filter screen 203 are both movably connected to the rotating shaft 605, the outer side of the rotating shaft 605 is fixedly sleeved with two fixing sleeves 603, the outer side of the fixing sleeves 603 is fixedly connected to a connecting rod 604 at equal angle, one end of the connecting rod is fixedly connected to the rotating ring 601, the top end of the rotating shaft 605 penetrates through the tower body 1 and is fixedly connected to a motor 607, the top of the motor 607 is fixedly provided with a U606, and the bottom of the U606 is fixedly connected to the top of the tower body 1;

first starter motor 607, drive the rotation of pivot 605, and drive the rotation of two rotatory rings 601 through fixed cover 603 and connecting rod 604, when gyro wheel 602 rotates to laminating and continue to rotate with kicking block 207, the first 201 of installing ring and the second 205 downstream of installing ring this moment, spring 2010 compresses simultaneously, when gyro wheel 602 rotates to and the kicking block 207 separation, spring 2010 resets and drives the first 201 of installing ring and the second 205 upward movement of installing ring this moment, last two rotatory rings 601 continuously rotate and drive the lasting vibrations of filter screen two 209 and filter screen one 203, prevent filter screen two 209 and filter screen one 203 from taking place the jam finally.

The working principle is as follows: when the device is used, firstly, a dimethyl carbonate raw material is added into an inner cavity of the tower body 1, then, the dimethyl carbonate raw material is subjected to primary filtration through the first filter screen 203, impurities with large particles are filtered out, then, the dimethyl carbonate raw material is subjected to secondary filtration through the second filter screen 209, impurities with small particles are filtered out, finally, dimethyl carbonate is completely purified through the two-time filtration, meanwhile, the motor 607 is started to drive the rotating shaft 605 to rotate, the two rotating rings 601 are driven to rotate through the fixed sleeve 603 and the connecting rod 604, when the roller 602 rotates to be attached to the top block 207 and continues to rotate, the first mounting ring 201 and the second mounting ring 205 move downwards, the spring 2010 is compressed, when the roller 602 rotates to be separated from the top block 207, the spring 2010 resets to drive the first mounting ring 201 and the second mounting ring 205 to move upwards, and finally, the two rotating rings 601 continuously rotate and drive the second filter screen 209 and the first filter screen 203 to continuously vibrate, and finally, and blockage of the second filter screen 209 and the first filter screen 203 is prevented.

Claims

1. A purification tower is used in dimethyl carbonate production, includes tower body (1), its characterized in that: the inner cavity of the tower body (1) is provided with a filtering mechanism (2) and a vibrating mechanism (6), the bottom of the tower body (1) is fixedly provided with a discharge hole (4), the outer side of the tower body (1) is fixedly sleeved with an external sleeve (5), and the bottom of the external sleeve (5) is fixedly provided with supporting legs (3) at equal angles;

the filter mechanism (2) comprises a first mounting ring (201) positioned in an inner cavity of the tower body (1), a second filter screen (209) is fixedly mounted on the inner side of the first mounting ring (201), a second mounting ring (205) is mounted above the first mounting ring (201), a first filter screen (203) is fixedly mounted on the inner side of the second mounting ring (205), and the diameter of a filter hole of the first filter screen (203) is larger than that of a filter hole of the second filter screen (209).

2. The purification column for producing dimethyl carbonate according to claim 1, wherein: and top blocks (207) are fixedly mounted on two sides of the tops of the first mounting ring (201) and the second mounting ring (205).

3. The purification tower for the production of dimethyl carbonate according to claim 1, wherein: the inner chamber fixed mounting of tower body (1) has end ring (208) and top ring (204), and top ring (204) are located the top of end ring (208), and collar two (205) and collar one (201) all are located between end ring (208) and top ring (204), and equal angle fixedly connected with montant (206) between end ring (208) and top ring (204), collar one (201) and collar two (205) all with montant (206) swing joint.

4. The purification column for producing dimethyl carbonate according to claim 3, wherein: an intermediate ring (202) is arranged between the bottom ring (208) and the top ring (204), the intermediate ring (202) is fixed in an inner cavity of the tower body (1), the intermediate ring (202) is arranged between the mounting ring II (205) and the mounting ring I (201), and the intermediate ring (202) is movably connected with the vertical rod (206).

5. The purification column for producing dimethyl carbonate according to claim 3, wherein: the spring (2010) is fixedly connected between the bottom of the first mounting ring (201) and the top of the bottom ring (208) and between the top of the middle ring (202) and the bottom of the second mounting ring (205) at equal angles, and the spring (2010) is movably sleeved with the vertical rod (206).

6. The purification column for producing dimethyl carbonate according to claim 1, wherein: the vibration mechanism (6) comprises two rotating rings (601) located in an inner cavity of the tower body (1), the two rotating rings (601) are located above a first mounting ring (201) and a second mounting ring (205) respectively, rollers (602) are fixedly mounted on two sides of the bottom of the two rotating rings (601), the two rollers (602) located above are attached to two top blocks (207) located on the second mounting ring (205) respectively, and the two rollers (602) located below are attached to two top blocks (207) located on the first mounting ring (201) respectively.

7. The purification column for producing dimethyl carbonate according to claim 1, wherein: inner chamber movable mounting of tower body (1) has pivot (605), the bottom of pivot (605) runs through filter screen (203) and filter screen two (209) and extends to the below of filter screen two (209), and filter screen two (209) and filter screen one (203) all with pivot (605) swing joint, the outside of pivot (605) is fixed to be cup jointed two fixed covers (603), angle fixedly connected with connecting rod (604) such as the outside of fixed cover (603), the one end and rotatory ring (601) fixed connection of connecting rod (604), tower body (1) and fixedly connected with motor (607) are run through on the top of pivot (605), the top fixed mounting of motor (607) has U template (606), the bottom of U template (606) and the top fixed connection of tower body (1).