CN214075124U - Rectifying tower - Google Patents

Abstract

The utility model relates to a rectifying column, it includes the support, is located rectifying column body on the support and being located elevating gear on the rectifying column body, elevating gear includes two edges two-way screw rod that rectifying column body direction of height set up, be located first lift layer on the two-way screw rod, be located second lift layer and drive on the two-way screw rod pivoted actuating mechanism, two-way screw rod is followed rectifying column body direction of height sets up, just two-way screw rod's both ends with this body of rectifying column rotates and connects, first lift layer and second lift layer are respectively around establishing on the rectifying column body, just first lift layer and second lift layer parallel arrangement. This application drives first lift layer and second lift layer through actuating mechanism and moves along rectifying column body direction of height, and the staff of being convenient for overhauls and clears up rectifying column body surface as required.

Description

Rectifying tower

Technical Field

The application relates to the technical field of chemical equipment, in particular to a rectifying tower.

Background

In chemical production, in order to extract each component in a mixture, a rectifying tower is often used to highly purify some chemical products. The rectifying tower separates by utilizing the volatility difference of each component in the mixture, namely the property that the vapor pressure of each component is different at the same temperature, so that light components (low-boiling-point substances) in a liquid phase are transferred into a gas phase, and then heavy components (high-boiling-point substances) in the gas phase are transferred into the liquid phase through cooling, thereby realizing the separation of the mixture and the concentrated collection of purified compounds.

The Chinese patent with the application number of 201821357579.7 discloses a novel rectifying tower for separation, which comprises a rectifying tower body, one side of the rectifying tower body is provided with a fixed column, a plurality of fixed rods are fixedly connected between the fixed column and the rectifying tower body, a lifting block is sleeved on the fixed column in a sliding manner, one side of the lifting block, which is close to the rectifying tower body, is fixedly provided with a platform, one side of the fixed column, which is far away from the rectifying tower body, is provided with a fixed groove, a rack is fixedly arranged on the inner wall of one side of the fixed groove, a gear is meshed on the rack, a placing cavity and an installation cavity are arranged on the lifting block, the installation cavity is positioned below the placing cavity, a motor is fixedly arranged on the inner wall of the bottom side of the installation cavity, a connecting hole is arranged on the inner wall of the bottom side of the placing cavity, the rotating hole is communicated with the installation cavity, a connecting rod is arranged in the connecting hole, the bottom end of the connecting rod extends into the installation cavity and is welded on the output shaft of the motor, the top of connecting rod extends to and places the intracavity and welds and have first conical gear, and the meshing has second conical gear on the first conical gear.

When using, when needing to maintain the rectifying column body and clearing up debris on the rectifying column body, at first the staff stands on the platform, then the starter motor, the output shaft of motor drives the connecting rod at the connecting hole internal rotation, the connecting rod drives first bevel gear and rotates, because first bevel gear and second bevel gear meshing, first bevel gear drives second bevel gear and rotates, second bevel gear drives the dwang and rotates in the rotation hole, the dwang drives gear revolve, because wheel and rack meshing, the gear drives the elevator and upwards slides on the fixed column, the elevator drives the staff on the platform and upwards removes.

In view of the above-mentioned related art, the inventor thinks that the staff can only clear up the rectifying column body vertical section through the platform, can not clear up the not circumferential direction of the different heights of rectifying column body.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the not circumferential direction of co-altitude to the rectifying column body to clear up, this application provides a rectifying column.

The application provides a rectifying column adopts following technical scheme:

the utility model provides a rectifying column, includes the support, is located rectifying column body on the support and being located elevating gear on the rectifying column body, elevating gear includes two edges two-way screw rod that rectifying column body direction of height set up, be located first lift layer on the two-way screw rod, be located second lift layer and drive on the two-way screw rod pivoted actuating mechanism, two-way screw rod is followed rectifying column body direction of height sets up, just two-way screw rod's both ends with rectifying column body rotates and connects, first lift layer and second lift layer are respectively around establishing on the rectifying column body, just first lift layer and second lift layer parallel arrangement.

By adopting the technical scheme, according to needs, a worker climbs onto the first lifting layer through a ladder, then adjusts the driving mechanism through the remote controller, the driving mechanism drives the bidirectional screw rod to rotate, the rotation of the bidirectional screw rod drives the first lifting layer and the second lifting layer to move along the height direction of the rectifying tower body, according to the needs of overhauling and cleaning the surface of the rectifying tower body, the worker climbs onto the second lifting layer through the first lifting layer, and then the worker can overhaul and clean the surface of the rectifying tower body; drive first lift layer and second lift layer through actuating mechanism and move along rectifying column body direction of height, the staff of being convenient for overhauls and clears up rectifying column body surface as required.

Optionally, actuating mechanism is including being located the sprocket of two-way screw rod bottom, around establishing sprocket last drive chain and drive sprocket pivoted driving motor, the sprocket is located two-way screw rod runs through rectifying column body extension sets up, drive chain is located the bottom setting of rectifying column body, driving motor is located on the rectifying column body.

By adopting the technical scheme, the driving motor is adjusted, the driving motor drives the two chain wheels to rotate through the driving chain, so that the rotation of the two bidirectional screw rods and the rotation of the bidirectional screw rods are realized, and further the first lifting layer and the second lifting layer move along the height direction of the rectifying tower body; the driving mechanism who sets up provides power for two-way screw rod, can make first lift layer and second lift layer along rectifying column body direction of height motion, and the staff of being convenient for overhauls and clears up rectifying column body surface.

Optionally, a protective cover capable of protecting the driving chain is arranged on the rectifying tower body.

Through adopting above-mentioned technical scheme, the protection casing of setting plays the guard action to drive chain, reduces the dust in the air and humidity and causes the influence to drive chain's motion, can make drive chain be in good operating condition.

Optionally, two ends of the bidirectional screw are provided with limiting blocks capable of limiting the first lifting layer and the second lifting layer.

Through adopting above-mentioned technical scheme, the stopper of setting can carry on spacingly to first lift layer and second lift layer, makes first lift layer and second lift layer be in the effective motion range of two-way screw rod, reduces the wearing and tearing between two-way screw rod and first lift layer and the second lift layer, prolongs the life on first lift layer and second lift layer.

Optionally, an anti-collision ring is arranged at a joint of the positive thread section of the bidirectional screw and the negative thread section of the bidirectional screw, and the anti-collision ring can prevent the first lifting layer from colliding with the second lifting layer.

Through adopting above-mentioned technical scheme, the anticollision ring that sets up realizes the spacing processing on first lift layer and second lift layer, prevents that first lift layer and second lift layer from bumping at the in-process of moving in opposite directions, simultaneously, can play certain guard action to staff's safety.

Optionally, guard railings are arranged on the first lifting layer and the second lifting layer.

Through adopting above-mentioned technical scheme, the rail guard of setting, when the staff removed along first lift layer and second lift layer, the rail guard can restrict the staff on first lift layer and second lift layer, plays certain guard action to staff's personal safety.

Optionally, a chute for sliding the first lifting layer and the second lifting layer is formed in the rectifying tower body.

Through adopting above-mentioned technical scheme, the spout that sets up can play certain guide effect to first lift layer and second lift layer, can play certain supporting role to first lift layer and second lift layer, strengthens being connected between first lift layer and second lift layer and the rectifying column body.

Optionally, a channel through which the worker can pass is arranged on the second lifting layer.

Through adopting above-mentioned technical scheme, the passageway that sets up can make the staff move the second lift layer from first lift layer, and the staff of being convenient for overhauls and clears up the rectifying column body surface in the second lift layer motion range.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first lifting layer and the second lifting layer are driven by the driving mechanism to move along the height direction of the rectifying tower body, so that workers can overhaul and clean the surface of the rectifying tower body as required;

2. the driving mechanism who sets up provides power for two-way screw rod, can make first lift layer and second lift layer along rectifying column body direction of height motion, and the staff of being convenient for overhauls and clears up rectifying column body surface.

Drawings

Fig. 1 is a schematic view of an overall structure of a rectifying column according to an embodiment of the present disclosure.

Fig. 2 is a cross-sectional view of a rectification column in an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. a support; 2. a rectifying column body; 21. a protective cover; 3. a lifting device; 31. a bidirectional screw; 32. a first lifting layer; 33. a second lifting layer; 331. a channel; 34. a drive mechanism; 341. a sprocket; 342. a drive chain; 343. a drive motor; 35. a limiting block; 36. an anti-collision ring; 37. protecting the fence; 38. a chute.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a rectifying tower. Referring to fig. 1, the rectifying tower includes a support 1, a rectifying tower body 2 on the support 1, and a lifting device 3 on the rectifying tower body 2.

Referring to fig. 1, the lifting device 3 includes two bidirectional screws 31 arranged along the height direction of the rectifying tower body 2, a first lifting layer 32 located on the bidirectional screws 31, a second lifting layer 33 located on the bidirectional screws 31, and a driving mechanism 34 for driving the bidirectional screws 31 to rotate, the bidirectional screws 31 are arranged along the height direction of the rectifying tower body 2, and two ends of the bidirectional screws 31 are connected with the rectifying tower body 2 through bearings, the first lifting layer 32 is in threaded connection with a normal thread section of the bidirectional screws 31, the second lifting layer 33 is in threaded connection with a reverse thread section of the bidirectional screws 31, the first lifting layer 32 and the second lifting layer 33 are respectively wound on the rectifying tower body 2, and the first lifting layer 32 and the second lifting layer 33 are arranged in parallel; two ends of the bidirectional screw 31 are provided with limiting blocks 35 capable of limiting the first lifting layer 32 and the second lifting layer 33; guard rails 37 are integrally connected to the first lifting layer 32 and the second lifting layer 33; a chute 38 for sliding the first lifting layer 32 and the second lifting layer 33 is formed in the rectifying tower body 2, so that the connection between the first lifting layer 32 and the second lifting layer 33 and the rectifying tower body 2 is enhanced; a passage 331 through which workers can pass is formed in the second lifting layer 33, a cover plate is connected to the passage 331 through bolts, and the cover plate can seal the passage 331; the connecting part of the positive thread section of the bidirectional screw 31 and the negative thread section of the bidirectional screw 31 is integrally connected with an anti-collision ring 36, the anti-collision ring 36 can prevent the first lifting layer 32 from colliding with the second lifting layer 33, a step convenient for a worker to climb to the second lifting layer 33 from the first lifting layer is arranged on the anti-collision ring 36, and the step is arranged under the channel 331.

Referring to fig. 3, the driving mechanism 34 includes a sprocket 341 located at the bottom of the bidirectional screw 31, a driving chain 342 wound around the sprocket 341, and a driving motor 343 for driving the sprocket 341 to rotate, the sprocket 341 is located at the extending section of the bidirectional screw 31 penetrating through the rectifying tower body 2, the driving chain 342 is located at the bottom of the rectifying tower body 2, the sprocket 341 is meshed with the driving chain 342, the base of the driving motor 343 is fixed on the mounting seat of the rectifying tower body 2 by a bolt, and the rectifying tower body 2 is fixed with a protective cover 21 capable of protecting the driving chain 342 by a bolt.

The implementation principle of a rectifying tower in the embodiment of the application is as follows: according to needs, the staff climbs to first lift layer 32 through the ladder on, then utilize the remote controller to adjust driving motor 343, driving motor 343 drives two sprockets 341 through drive chain 342 and rotates, realize the rotation of two-way screw rods 31, the rotation of two-way screw rods 31, and then realize that first lift layer 32 moves along 2 direction of height of rectifying column body with second lift layer 33, according to the needs to 2 overhauls of rectifying column body and clearance, the staff climbs to second lift layer 33 by first lift layer 32 through the step, then the staff just can overhaul and clear up the surface of rectifying column body 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A rectifying column, characterized in that: comprises a bracket (1), a rectifying tower body (2) positioned on the bracket (1) and a lifting device (3) positioned on the rectifying tower body (2), the lifting device (3) comprises two bidirectional screws (31) arranged along the height direction of the rectifying tower body (2), a first lifting layer (32) positioned on the bidirectional screws (31), a second lifting layer (33) positioned on the bidirectional screws (31) and a driving mechanism (34) for driving the bidirectional screws (31) to rotate, the bidirectional screw (31) is arranged along the height direction of the rectifying tower body (2), and both ends of the bidirectional screw (31) are rotationally connected with the rectifying tower body (2), the first lifting layer (32) and the second lifting layer (33) are respectively wound on the rectifying tower body (2), and the first lifting layer (32) and the second lifting layer (33) are arranged in parallel.

2. A rectification column as claimed in claim 1, characterized in that: drive mechanism (34) including being located sprocket (341) of two-way screw rod (31) bottom, around establishing drive chain (342) and drive on sprocket (341) pivoted driving motor (343), sprocket (341) are located two-way screw rod (31) run through rectifying column body (2) extension section sets up, drive chain (342) are located the bottom setting of rectifying column body (2), driving motor (343) are located on rectifying column body (2).

3. A rectification column as claimed in claim 2, characterized in that: the rectifying tower body (2) is provided with a protective cover (21) capable of protecting the driving chain (342).

4. A rectification column as claimed in claim 1, characterized in that: and two ends of the two-way screw (31) are provided with limiting blocks (35) capable of limiting the first lifting layer (32) and the second lifting layer (33).

5. A rectification column as claimed in claim 1, characterized in that: and an anti-collision ring (36) is arranged at the joint of the positive thread section of the bidirectional screw (31) and the negative thread section of the bidirectional screw (31), and the anti-collision ring (36) can prevent the first lifting layer (32) from colliding with the second lifting layer (33).

6. A rectification column as claimed in claim 1, characterized in that: guard railings (37) are arranged on the first lifting layer (32) and the second lifting layer (33).

7. A rectification column as claimed in claim 1, characterized in that: the rectifying tower body (2) is provided with a chute (38) which can allow the first lifting layer (32) and the second lifting layer (33) to slide.

8. A rectification column as claimed in claim 1, characterized in that: and a passage (331) through which the working personnel can pass is arranged on the second lifting layer (33).

Images