CN210813985U

CN210813985U - Early warning device for reduced pressure distillation tower

Info

Publication number: CN210813985U
Application number: CN201921726324.8U
Authority: CN
Inventors: 赵瑞德
Original assignee: Cangzhou Ruihai Renewable Resources Co ltd
Current assignee: Cangzhou Ruihai Renewable Resources Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-23
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses an early warning device for vacuum distillation tower, including the tower body, fixed mounting has the apron on the tower body, fixed embedding has first square cover on the apron, sliding sleeve is equipped with square pole in the first square cover, fixed mounting has the backup pad on the apron, fixed mounting has the box in the backup pad, fixed mounting has the backing plate in the backup pad, all fixed embedding has the square cover of second on the box and on the backing plate, square pole and the square cover slip cap of second are established, square pole's upper end fixed mounting has the lifter plate of establishing with box inner wall slip cap, fixed mounting has first copper billet on the backing plate. This early warning device for vacuum distillation tower floats along with the liquid level through the clean shot, makes it can go up and down according to the height of liquid level to drive square pole and promote the lifter plate activity, and according to the actual liquid level condition, make corresponding copper billet contact, cause the early warning of warning light.

Description

Early warning device for reduced pressure distillation tower

Technical Field

The utility model relates to a distillation column technical field specifically is early warning device for vacuum distillation tower.

Background

The heavy oil remaining from atmospheric distillation has a high molecular weight and a high boiling point, and is easily decomposed at a high temperature, so that the distilled product is deteriorated to produce coke, which deteriorates normal production, and therefore, in order to extract a larger amount of light components, the boiling point range of the raw oil to be distilled is lowered by lowering the distillation pressure, and this distillation process under reduced pressure is called vacuum distillation.

However, in the existing vacuum distillation tower, because the pressure is different from the conventional pressure, the liquid level of the same raw oil is easy to fluctuate during distillation, so that the liquid level exceeds the standard liquid level, which affects production safety, and meanwhile, when the distillation operation is continuously performed, if the liquid level is low, the material needs to be supplemented in time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a decompression is early warning device for distillation column to the solution is to the problem of liquid level height detection in the distillation column.

In order to achieve the above object, the utility model provides a following technical scheme: the early warning device for the vacuum distillation tower comprises a tower body, wherein a cover plate is fixedly installed on the tower body, a first square sleeve is fixedly embedded in the cover plate, a square rod is sleeved in the first square sleeve in a sliding manner, a supporting plate is fixedly installed on the cover plate, a box body is fixedly installed on the supporting plate, a backing plate is fixedly installed on the supporting plate, a second square sleeve is fixedly embedded in each of the box body and the backing plate, the square rod is sleeved with the second square sleeve in a sliding manner, a lifting plate which is sleeved with the inner wall of the box body in a sliding manner is fixedly installed at the upper end of the square rod, a first copper block is fixedly installed on each backing plate, a second copper block corresponding to the first copper block is fixedly installed on the lower end face of each lifting plate, a third copper block is fixedly installed on the inner wall of the box body, a fourth copper block corresponding to the third copper block is fixedly installed on the upper end face of each lifting plate, and a first warning lamp and a second warning lamp are fixedly, the lower end of the square rod is fixedly provided with a hollow ball.

Preferably, the supporting plate, the box body, the base plate and the lifting plate are all made of polyvinyl chloride materials.

Preferably, the square rod and the hollow ball are both made of stainless steel materials, and a zinc coating is arranged on the surface of the stainless steel materials.

Preferably, one side of the tower body is fixedly communicated with a feeding interface, the lower end of the tower body is fixedly communicated with a discharging interface, and butterfly valves are fixedly embedded in the feeding interface and the discharging interface.

Preferably, an overflow connector is fixedly embedded in the other side of the tower body, and an electromagnetic valve is fixedly embedded in the overflow connector.

Compared with the prior art, the beneficial effects of the utility model are that: this early warning device for vacuum distillation tower floats along with the liquid level through the clean shot, makes it can go up and down according to the height of liquid level to drive square pole and promote the lifter plate activity, and according to the actual liquid level condition, make corresponding copper billet contact, cause the early warning of warning light.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the box body of the present invention.

In the figure: 1. a tower body; 11. a cover plate; 12. a first square sleeve; 13. a square rod; 14. a support plate; 15. a box body; 16. a base plate; 17. a lifting plate; 18. a first copper block; 19. a second copper block; 110. a third copper block; 111. a fourth copper block; 112. a first warning light; 113. a second warning light; 114. a second square sleeve; 115. hollow spheres; 2. a feed interface; 21. a discharge port; 3. an overflow interface; 31. an electromagnetic valve.

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.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the early warning device for the reduced pressure distillation tower comprises a tower body 1, a cover plate 11 is fixedly installed on the tower body 1, a first square sleeve 12 is fixedly embedded in the cover plate 11, a square rod 13 is sleeved in the first square sleeve 12 in a sliding mode, a supporting plate 14 is fixedly installed on the cover plate 11, a box body 15 is fixedly installed on the supporting plate 14, the position of the box body 15 is high enough, the square rod 13 is long enough to prevent the square rod 13 penetrating into the tower body 1 from being stained with moisture and entering the box body 15, so that a wet part cannot enter the box body 15, a backing plate 16 is fixedly installed on the supporting plate 14, a second square sleeve 114 is fixedly embedded in the box body 15 and the backing plate 16, the square rod 13 and the second square sleeve 114 are sleeved in a sliding mode, a lifting plate 17 slidably sleeved on the inner wall of the box body 15 is fixedly installed at the upper end of the square rod 13, a first copper block 18 is fixedly installed on the backing plate 16, a second copper block 19 corresponding to the first copper, fixed mounting has third copper billet 110 on the inner wall of box 15, and the up end fixed mounting of lifter plate 17 has fourth copper billet 111 corresponding with third copper billet 110, and fixed mounting has first warning light 112 and second warning light 113 respectively on the outer wall of box 15, and the lower extreme fixed mounting of square pole 13 has clean shot 115, can float on the oil level, rises according to buoyancy, descends according to self gravity, drives square pole 13 and goes up and down.

Referring to fig. 1 and 2, the supporting plate 14, the box body 15, the backing plate 16 and the lifting plate 17 are made of polyvinyl chloride material, so as to ensure good insulation effect.

Referring to fig. 1 and 2, the square rod 13 and the hollow ball 115 are made of stainless steel, and a zinc coating is disposed on the surface of the stainless steel, so as to achieve corrosion-resistant and rust-proof effects.

Referring to fig. 1, a feeding port 2 is fixedly communicated with one side of a tower body 1, a discharging port 21 is fixedly communicated with the lower end of the tower body 1, and butterfly valves are fixedly embedded in the feeding port 2 and the discharging port 21.

Referring to fig. 1, an overflow port 3 is fixedly embedded in the other side of the tower body 1, and an electromagnetic valve 31 is fixedly embedded in the overflow port 3, so that an overflow height limiting effect can be achieved when the liquid level is high.

The first copper block 18 and the second copper block 19 are arranged in a contact mode, and the first copper block 18, the second copper block 19, the first power switch, the 220V power supply and the first warning lamp 112 are connected in series through conducting wires.

The third copper block 110 and the fourth copper block 111 are arranged in contact, and the third copper block 110, the fourth copper block 111, the second on-off switch, the 220V power supply, the second warning lamp 113 and the electromagnetic valve 31 are connected in series through wires.

The utility model discloses when concrete implementation: when the crude oil liquid level in the tower body 1 needs to be detected, the hollow ball 115 can drive the square rod 13 to lift through the floating effect on the oil surface and the effect of self gravity reduction, the square rod 13 can drive the lifting plate 17 to lift, when the liquid level is lower, the lifting plate 17 descends, the first copper block 18 is in contact with the second copper block 19, the power supply of the first warning lamp 112 is switched on, the low liquid level early warning is carried out through the first warning lamp 112, when the liquid level is higher, the lifting plate 17 ascends, the third copper block 110 is in contact with the fourth copper block 111, the power supply of the second warning lamp 113 is switched on, the high liquid level early warning is carried out through the second warning lamp 113, the liquid level passes through the overflow interface 3, when the power supply of the second warning lamp 113 is on, the electromagnetic valve 31 is electrified to be opened, the liquid higher than the position of the overflow interface 3 is discharged, prevent the liquid level from being too high, influence production or cause the incident.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Decompression is early warning device for distillation column, including tower body (1), its characterized in that: the tower comprises a tower body (1), a cover plate (11) is fixedly mounted on the tower body (1), a first square sleeve (12) is fixedly embedded in the cover plate (11), a square rod (13) is sleeved in the first square sleeve (12) in a sliding mode, a supporting plate (14) is fixedly mounted on the cover plate (11), a box body (15) is fixedly mounted on the supporting plate (14), a backing plate (16) is fixedly mounted on the supporting plate (14), a second square sleeve (114) is fixedly embedded in the box body (15) and the backing plate (16), the square rod (13) is sleeved with the second square sleeve (114) in a sliding mode, a lifting plate (17) which is sleeved with the inner wall of the box body (15) in a sliding mode is fixedly mounted at the upper end of the square rod (13), a first copper block (18) is fixedly mounted on the backing plate (16), a second copper block (19) corresponding to the first copper block (18) is fixedly mounted at the lower end face of the lifting plate, fixed mounting has third copper billet (110) on the inner wall of box (15), the up end fixed mounting of lifter plate (17) has fourth copper billet (111) that corresponds with third copper billet (110), on the outer wall of box (15) respectively fixed mounting have first warning light (112) and second warning light (113), the lower extreme fixed mounting of square pole (13) has clean shot (115).

2. The warning device for a reduced pressure distillation column as set forth in claim 1, wherein: the supporting plate (14), the box body (15), the backing plate (16) and the lifting plate (17) are all made of polyvinyl chloride materials.

3. The warning device for a reduced pressure distillation column as set forth in claim 1, wherein: the square rod (13) and the hollow ball (115) are both made of stainless steel materials, and a zinc coating is arranged on the surface of each stainless steel material.

4. The warning device for a reduced pressure distillation column as set forth in claim 1, wherein: the fixed intercommunication of one side of tower body (1) has feeding interface (2), the fixed intercommunication of lower extreme of tower body (1) has ejection of compact interface (21), all is fixed the embedding butterfly valve on feeding interface (2) and on ejection of compact interface (21).

5. The warning device for a reduced pressure distillation column as set forth in claim 1, wherein: an overflow connector (3) is fixedly embedded into the other side of the tower body (1), and an electromagnetic valve (31) is fixedly embedded into the overflow connector (3).