CN217745783U

CN217745783U - Rectifying device is used in acetone production

Info

Publication number: CN217745783U
Application number: CN202221326017.2U
Authority: CN
Inventors: 郑永耀
Original assignee: Shiyou Chemical Yangzhou Co ltd
Current assignee: Shiyou Chemical Yangzhou Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-08
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a rectifying device is used in acetone production relates to acetone preparation technical field, has and is convenient for carry out confined advantage to the feed inlet, and its technical scheme main points are: including rectifying column, inlet pipe and the feed inlet of setting on the rectifying column top, the vertical setting of inlet pipe, and the bottom mouth of pipe of inlet pipe passes and is equipped with solid fixed ring from the feed inlet, gu can dismantle on the fixed ring and be connected with the filter vat that is located the rectifying column, the coaxial fixedly connected with of outer wall that the inlet pipe is located the feed inlet keeps off the ring, and keeps off the top fixed connection that the ring passes through bolt and rectifying column, be equipped with on the rectifying column and be used for carrying out confined closure to the feed inlet.

Description

Rectifying device is used in acetone production

Technical Field

The utility model relates to an acetone preparation technical field specifically is a rectifying device is used in acetone production.

Background

Acetone is an important solvent and a basic organic chemical raw material, and has wide application in the fields of chemical industry, light industry, medicine and the like.

At present, chinese patent that application number on the market is CN202122175677.7 discloses a rectifier unit is used in acetylacetone production, including the rectifying column, the discharge gate of rectifying column is equipped with the buffer tank through the pipeline intercommunication, the buffer tank intercommunication is equipped with the liquid level indicator pipe that transparent material made, the buffer tank discharge gate is equipped with the row's material pump through the pipeline intercommunication, rectifying column feed inlet department is equipped with the detachable inlet pipe, the inlet pipe lateral wall is equipped with the solid fixed ring of being connected with the rectifying column, the inlet pipe lower extreme is equipped with the filter screen, the rectifying column lower extreme is equipped with circular-arc storage sediment portion, the inlet pipe upper end is equipped with the detachable shield. But it does not specifically disclose when dismantling the impurity to the filter screen from the feed inlet with the inlet pipe, carry out confined structure to the feed inlet, consequently the utility model provides a solution.

SUMMERY OF THE UTILITY MODEL

The technical insufficiency exists, the utility model aims to provide a rectifying device is used in acetone production has and is convenient for carry out confined advantage to the feed inlet.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a distillation plant is used in acetone production, including rectifying column, inlet pipe and the feed inlet of setting on the rectifying column top, the vertical setting of inlet pipe, and the bottom mouth of pipe of inlet pipe passes and is equipped with solid fixed ring from the feed inlet, gu can dismantle on the fixed ring and be connected with the filter vat that is located the rectifying column, the inlet pipe is located the outer coaxial fixedly connected with fender ring of outer wall of feed inlet, and keeps off the top fixed connection that the ring passes through bolt and rectifying column, be equipped with on the rectifying column and be used for carrying out confined closure to the feed inlet.

Through adopting above-mentioned technical scheme, the user is through pulling down the bolt, then upwards twitch the inlet pipe, the inlet pipe then can drive this moment and keep off ring and filter vat rebound, take out from the rectifying column through the feed inlet until the filter vat, can pull down the inlet pipe this moment and handle the impurity in the filter vat, take out the back from the rectifying column through the feed inlet when the filter vat, the user seals the feed inlet through the closure piece, can reduce the condition emergence that external dust got into the rectifying column through the feed inlet behind the inlet pipe after pulling down this moment, because of the filter vat can dismantle with the inlet pipe and be connected, so when the filter vat damages, can pull down the filter vat from the inlet pipe and maintain or change, high durability and convenient use.

Preferably, the closing piece comprises two opposite first closing plates, the two first closing plates are respectively located on two sides of the feed inlet and are horizontally connected with the top end of the rectifying tower in a sliding manner, pushing columns are vertically arranged at the top ends of the two first closing plates, and pushing pieces used for pushing the two first closing plates to be close to or far away from each other through the two pushing columns are arranged on the rectifying tower.

Preferably, the pushing part comprises a disc and a circular ring-shaped sliding groove coaxially arranged at the bottom end of the disc, the sliding groove is connected with two arc-shaped sliding plates in a sliding manner, one side of each sliding plate, which deviates from the bottom of the sliding groove, is fixedly connected with the top end of the rectifying tower through a supporting rod, a groove is formed in the center of the top end of the disc, the top end of the feeding pipe penetrates through the groove, two opposite arc-shaped grooves are formed in the top end of the disc, the top ends of the two pushing columns penetrate through the two arc-shaped grooves respectively, the two arc-shaped grooves are located on two sides of the groove at the moment, and a limiting part used for limiting the rotation of the disc is arranged on one sliding plate.

Preferentially, the restriction piece is including seting up the thread groove in disc top and spout intercommunication, and thread groove female connection has the screw rod, the vertical pole that is located the thread groove that is equipped with in top of screw rod, and the outer wall of vertical pole from up coaxial being equipped with in proper order soon the ring, the ring is held to the hand down, the inner wall and the vertical pole outer wall fixed connection who revolve the ring, the inner wall of the ring is held to the hand rotates with the outer wall of vertical pole and is connected.

Preferentially, the closing member includes the second closing plate and sets up the rectangular shape standing groove on the rectifying column top, and one side cell wall and the feed inlet intercommunication of standing groove, can dismantle on the rectifying column and be connected with the board of placing that is used for sealing the standing groove notch, the second closing plate level is located the standing groove, the standing groove is kept away from and is equipped with first spring between one side cell wall and the second closing plate of feed inlet, the second closing plate be close to the side of inlet pipe for the arcwall face and with the outer wall contact of inlet pipe, be equipped with the rectangular shape groove with the standing groove intercommunication on the board of placing, the vertical pull rod that passes from the rectangular shape groove of one end that is equipped with in the top of second closing plate.

Preferentially, the coaxial collar that is equipped with of bung hole department of filter vat, and the inner wall of collar has seted up four draw-in grooves, four the circumference evenly distributed of collar is all followed to the draw-in groove, the collar is established on solid fixed ring's outer wall, gu the one end that fixed ring outer wall is close to four draw-in grooves all is equipped with the embedded groove just right with the draw-in groove, and the equal level slides in the embedded groove and is connected with the kelly, four the kelly deviates from the one end average level of embedded groove tank bottom and extends to the embedded groove outside and insert the draw-in groove, four all be equipped with the second spring between the tank bottom of embedded groove and the kelly.

The beneficial effects of the utility model reside in that: the user is through pulling down the bolt, then upwards twitching the inlet pipe, the inlet pipe then can drive fender ring and filter vat rebound this moment, take out from the rectifying column through the feed inlet until the filter vat, can pull down the inlet pipe this moment and handle the impurity in the filter vat, after the filter vat is taken out from the rectifying column through the feed inlet, the user seals the feed inlet through the closure piece, can reduce the condition emergence that external dust got into in the rectifying column through the feed inlet after pulling down the inlet pipe this moment, because of the filter vat can be dismantled with the inlet pipe and be connected, so when the filter vat damages, can pull down the filter vat from the inlet pipe and maintain or change, high durability and convenient use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural diagram of a feeding pipe according to the present embodiment;

FIG. 3 is an enlarged view of the portion A in FIG. 2;

FIG. 4 is a schematic structural view of the first closing plate according to the present embodiment;

FIG. 5 is a schematic structural diagram of a slide plate according to the present embodiment;

FIG. 6 is a schematic structural diagram of a placement board according to the present embodiment;

fig. 7 is a schematic structural diagram for embodying the elongated slot in this embodiment.

Description of the reference numerals:

in the figure: 1. a rectifying tower; 2. a feeding pipe; 3. a feed inlet; 4. a filter vat; 6. a baffle ring; 7. a bolt; 8. a first closing plate; 9. pushing the column; 10. a disc; 12. a chute; 13. a slide plate; 14. a support bar; 15. a groove; 16. an arc-shaped slot; 18. a thread groove; 19. a screw; 20. a vertical rod; 21. rotating a ring; 22. a hand-held ring; 23. a second closing plate; 24. a placement groove; 25. placing the plate; 26. a first spring; 27. a strip-shaped groove; 28. a pull rod; 29. a mounting ring; 30. a card slot; 31. a fixing ring; 32. a groove is embedded; 33. a clamping rod; 34. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

The utility model provides a distillation plant is used in acetone production, as figure 1 and figure 2 and figure 3, including inlet pipe 2, erect rectifying column 1 on ground and set up the feed inlet 3 on rectifying column 1 top, the vertical setting of inlet pipe 2, and the bottom mouth of pipe of inlet pipe 2 passes and is equipped with solid fixed ring 31 from feed inlet 3, gu can dismantle on the fixed ring 31 and be connected with the filter vat 4 that is located rectifying column 1, the top mouth of pipe department of inlet pipe 2 articulates there is the apron (not given in the figure) that is used for sealing the 2 mouth of pipes in top of inlet pipe, the coaxial fixedly connected with of outer wall that inlet pipe 2 is located the feed inlet 3 keeps off ring 6, and keep off ring 6 and pass through the top fixed connection of bolt 7 with rectifying column 1, be equipped with on the rectifying column 1 and be used for carrying out the confined enclosure to feed inlet 3.

As shown in fig. 1 and fig. 2, the user can detach the bolt 7 and then upwardly pull the inlet pipe 2, at this time, the inlet pipe 2 can drive the baffle ring 6 and the filtering barrel 4 to move upwardly until the filtering barrel 4 is pulled out from the rectifying tower 1 through the inlet port 3, at this time, the inlet pipe 2 can be detached to treat impurities in the filtering barrel 4, after the filtering barrel 4 is pulled out from the rectifying tower 1 through the inlet port 3, the user can seal the inlet port 3 through a sealing part, at this time, the occurrence of the situation that external dust enters the rectifying tower 1 through the inlet port 3 after the inlet pipe 2 is detached can be reduced, the filtering barrel 4 is detachably connected with the inlet pipe 2, so when the filtering barrel 4 is damaged, the filtering barrel 4 can be detached from the inlet pipe 2 for maintenance or replacement, and the use is simple and convenient.

As shown in fig. 2 and 3, a mounting ring 29 is coaxially disposed at the barrel mouth of the filter barrel 4, four clamping grooves 30 are disposed on the inner wall of the mounting ring 29, the four clamping grooves 30 are uniformly distributed along the circumferential direction of the mounting ring 29, the mounting ring 29 is sleeved on the outer wall of the fixing ring 31, one end of the outer wall of the fixing ring 31, which is close to the four clamping grooves 30, is provided with an embedded groove 32 opposite to the clamping grooves 30, the embedded groove 32 is horizontally connected with a clamping rod 33 in a sliding manner, one end of the four clamping rod 33, which is far away from the bottom of the embedded groove 32, is horizontally extended out of the embedded groove 32 and inserted into the clamping groove 30, a second spring 34 is disposed between the bottom of the four embedded grooves 32 and the clamping rod 33, and the arrangement aims to ensure that when the mounting ring 29 is sleeved on the outer wall of the fixing ring 31, the outer wall of the mounting ring 29 is flush with the outer wall of the feeding pipe 2, one end, close to the feeding pipe 2, of the mounting ring 29 is abutted against the feeding pipe 2, and the inner wall of the fixing ring 31 is flush with the inner wall of the feeding pipe 2. When the feeding pipe 2 is pulled upwards, the feeding pipe 2 drives the baffle ring 6 and the filter vat 4 to move upwards until the filter vat 4 is pulled out of the rectifying tower 1 through the feeding port 3, a user presses the four clamping rods 33, so that the four clamping rods 33 are separated from the four clamping grooves 30 respectively, the four clamping rods 33 completely enter the embedded grooves 32 to extrude the second springs 34, then the user pulls the filter vat 4 downwards, so that the mounting ring 29 is separated from the fixing ring 31, at the moment, the filter vat 4 can be detached from the feeding pipe 2, and the use is simple and convenient.

As shown in fig. 1, 2 and 4, the closing member includes two opposite first closing plates 8, and the two first closing plates 8 are respectively located at two sides of the feed port 3 and are all horizontally connected with the top end of the rectifying tower 1 in a sliding manner, the top ends of the two first closing plates 8 are vertically provided with push pillars 9, the rectifying tower 1 is provided with a pushing member for pushing the two first closing plates 8 to approach or separate from each other through the two push pillars 9, the arrangement is aimed at that after the filter vat 4 is drawn out from the rectifying tower 1 through the feed port 3, a user pushes the two push pillars 9 to approach each other through the pushing member, at this time, the two push pillars 9 can distribute and drive the two first closing plates 8 to approach each other until the two first closing plates 8 contact each other to close the feed port 3, and the use is simple and convenient.

As shown in fig. 1, 2, 4 and 5, the pushing member includes a disk 10 and a circular chute 12 coaxially disposed at the bottom end of the disk 10, two arc-shaped sliding plates 13 are slidably connected in the chute 12, and one side of each of the two sliding plates 13, which is away from the bottom of the chute 12, is fixedly connected to the top end of the rectifying tower 1 through a support rod 14, a groove 15 is formed in the center of the top end of the disk 10, the top end of the feed pipe 2 passes through the groove 15, the two sliding plates 13 are respectively located at two sides of the groove 15, two opposite arc-shaped grooves 16 are formed in the top end of the disk 10, the top ends of the two pushing columns 9 respectively pass through the two arc-shaped grooves 16, at this time, the two arc-shaped grooves 16 are respectively located at two other sides of the groove 15, a limiting member for limiting the rotation of the disk 10 is disposed on one of the sliding plates 13, the user rotates the disk 10 clockwise, at this time, because the two first closing plates 8 are both horizontally slidably connected to the top end of the rectifying tower 1, the pushing columns 9 are fixed on the first closing plate 8, the top ends of the pushing columns 9 pass through the arc-shaped grooves 16, so that when the disk 10 rotates clockwise, the disk 10, the two closing columns can respectively, the first closing plates can facilitate the two closing columns to reduce the two closing plates to reduce the mutual contact and the two closing plates to reduce the two closing plates 3, thereby enabling the first closing plates to enable the first closing plates to easily.

As shown in fig. 1 and 4, the limiting part comprises a thread groove 18 formed in the top end of the disc 10 and communicated with the sliding groove 12, a screw rod 19 is connected to the thread groove 18 in a threaded manner, a vertical rod 20 located outside the thread groove 18 is vertically arranged at the top end of the screw rod 19, a rotary ring 21 and a hand-holding ring 22 are coaxially arranged on the outer wall of the vertical rod 20 from bottom to top in sequence, the inner wall of the rotary ring 21 is fixedly connected with the outer wall of the vertical rod 20, and the inner wall of the hand-holding ring 22 is rotatably connected with the outer wall of the vertical rod 20.

Referring to fig. 6 and 7, or the closing member comprises a second closing plate 23 and a long strip-shaped placing groove 24 arranged at the top end of the rectifying tower 1, one side wall of the placing groove 24 is communicated with the feed inlet 3, a placing plate 25 for closing the notch of the placing groove 24 is detachably connected to the rectifying tower 1, the second closing plate 23 is horizontally arranged in the placing groove 24, a first spring 26 is arranged between one side wall of the placing groove 24 far away from the feed inlet 3 and the second closing plate 23, one side surface of the second closing plate 23 close to the feed pipe 2 is an arc surface and is contacted with the outer wall of the feed pipe 2, the placing plate 25 is provided with a long strip-shaped groove 27 communicated with the placing groove 24, the top end of the second closing plate 23 is vertically provided with a pull rod 28, one end of which passes through the long strip-shaped groove 27, the arrangement is aimed at that the initial state of the first spring 26 is in a compressed state, when a user pulls the feed pipe 2 to drive the filter barrel 4 to be pulled out from the rectifying tower 1 through the feed inlet 3, a user holds the pull rod 28 by hand to keep the second closing plate 23 stationary, when the filter barrel 4 is drawn out from the rectifying tower 1 through the feed port 3, the user releases the pull rod 28, the first spring 26 in a compressed state pushes the second closing plate 23, one end of the arc-shaped surface of the second closing plate 23 slides out of the placing groove 24 to enter the feed port 3, the second closing plate 23 drives the pull rod 28 to slide in the elongated groove 27 until the second closing plate 23 closes the feed port 3, after the second closing plate 23 closes the feed port 3, one end of the second closing plate 23 close to the first spring 26 is positioned in the placing groove 24, the outer wall of the pull rod 28 is in contact with the groove wall on one side of the elongated groove 27 close to the feed port 3, the arc-shaped surface of the second closing plate 23 is attached to the inner wall of the feed port 3, and the first spring 26 is still in a compressed state, the use is simple and convenient.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a distillation plant is used in acetone production, a serial communication port, including rectifying column (1), inlet pipe (2) and feed inlet (3) of setting on rectifying column (1) top, inlet pipe (2) vertical setting, and the bottom mouth of pipe of inlet pipe (2) passes and is equipped with solid fixed ring (31) from feed inlet (3), gu can dismantle on fixed ring (31) and be connected with filter vat (4) that are located rectifying column (1), inlet pipe (2) are located the outer coaxial fixedly connected with of outer wall fender ring (6) of feed inlet (3), and keep off ring (6) through the top fixed connection of bolt (7) with rectifying column (1), be equipped with on rectifying column (1) and be used for carrying out confined enclosure to feed inlet (3).

2. The rectification device for acetone production according to claim 1, wherein the closing member comprises two opposite first closing plates (8), the two first closing plates (8) are respectively located at two sides of the feed port (3) and are horizontally connected with the top end of the rectification tower (1) in a sliding manner, push columns (9) are vertically arranged at the top ends of the two first closing plates (8), and pushing members for pushing the two first closing plates (8) to approach or separate from each other through the two push columns (9) are arranged on the rectification tower (1).

3. The rectification device for acetone production according to claim 2, wherein the pushing member comprises a disc (10) and a circular chute (12) coaxially arranged at the bottom end of the disc (10), the chute (12) is connected with two arc-shaped sliding plates (13) in a sliding manner, one sides of the two sliding plates (13) departing from the bottom of the chute (12) are fixedly connected with the top end of the rectification tower (1) through support rods (14), a groove (15) is formed in the center of the top end of the disc (10), the top end of the feeding pipe (2) penetrates through the groove (15), two opposite arc-shaped grooves (16) are formed in the top end of the disc (10), the top ends of the two pushing columns (9) respectively penetrate through the two arc-shaped grooves (16), the two arc-shaped grooves (16) are respectively located at two sides of the groove (15), and a limiting member for limiting the rotation of the disc (10) is arranged on one of the sliding plates (13).

4. The rectification device for acetone production as claimed in claim 3, wherein the limiting member comprises a thread groove (18) formed in the top end of the disc (10) and communicated with the chute (12), a screw (19) is connected to the thread groove (18) in a threaded manner, a vertical rod (20) located outside the thread groove (18) is vertically arranged at the top end of the screw (19), a rotary ring (21) and a hand-holding ring (22) are coaxially arranged on the outer wall of the vertical rod (20) from bottom to top in sequence, the inner wall of the rotary ring (21) is fixedly connected with the outer wall of the vertical rod (20), and the inner wall of the hand-holding ring (22) is rotatably connected with the outer wall of the vertical rod (20).

5. The rectification device for acetone production according to claim 1, wherein the closing member comprises a second closing plate (23) and an elongated holding groove (24) arranged at the top end of the rectification tower (1), one side groove wall of the holding groove (24) is communicated with the feed port (3), a holding plate (25) for closing the notch of the holding groove (24) is detachably connected to the rectification tower (1), the second closing plate (23) is horizontally arranged in the holding groove (24), a first spring (26) is arranged between the side groove wall of the holding groove (24) far away from the feed port (3) and the second closing plate (23), one side surface of the second closing plate (23) close to the feed pipe (2) is an arc surface and is in contact with the outer wall of the feed pipe (2), the holding plate (25) is provided with the elongated holding groove (27) communicated with the holding groove (24), and the top end of the second closing plate (23) is vertically provided with a pull rod (28) with one end penetrating through the elongated holding groove (27).

6. The rectification device for acetone production as claimed in claim 1, wherein a mounting ring (29) is coaxially arranged at the barrel mouth of the filter barrel (4), four clamping grooves (30) are formed in the inner wall of the mounting ring (29), the four clamping grooves (30) are uniformly distributed along the circumferential direction of the mounting ring (29), the mounting ring (29) is sleeved on the outer wall of the fixing ring (31), embedded grooves (32) opposite to the clamping grooves (30) are formed in one ends, close to the four clamping grooves (30), of the outer wall of the fixing ring (31), clamping rods (33) are horizontally connected in the embedded grooves (32) in a sliding manner, one ends, deviating from the bottoms of the embedded grooves (32), of the four clamping rods (33) horizontally extend out of the embedded grooves (32) and are inserted into the clamping grooves (30), and second springs (34) are arranged between the bottoms of the four embedded grooves (32) and the clamping rods (33).