CN216842207U

CN216842207U - Benzoic acid and benzyl benzoate liquid ring pump anticorrosion and acid-proof device

Info

Publication number: CN216842207U
Application number: CN202123176825.3U
Authority: CN
Inventors: 安太行
Original assignee: Hubei Greenhome Materials Technology Inc
Current assignee: Hubei Greenhome Materials Technology Inc
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-28
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a benzoic acid and benzyl benzoate liquid ring pump anticorrosion acid-proof device, which belongs to the technical field of mechanical equipment, and comprises a base, a gas-liquid separator, a collecting tank and a supporting frame, wherein the gas-liquid separator, the collecting tank and the supporting frame are all arranged at the top of the base from left to right in sequence, the benzoic acid and benzyl benzoate production is always kept in an alkaline state by means of vacuum unit working liquid, in the air exhaust process, acid gas enters the liquid ring pump and is neutralized by alkaline water in the gas-liquid separator in time, full-automatic deacidification and equipment anticorrosion work can be effectively realized, the vacuum unit can normally operate, the service life of the equipment can be prolonged, the equipment maintenance cost is reduced, the production capacity is improved, the design structure is simple and reasonable, personnel are saved, and the driving force is provided by arranging a stepping motor, thereby driving positive and negative threaded rod to rotate, thereby the movable plate can adjust the height of buck groove.

Description

Benzoic acid and benzyl benzoate liquid ring pump anticorrosion and acid-proof device

Technical Field

The utility model relates to a mechanical equipment technical field specifically is a benzoic acid and benzyl benzoate liquid ring pump anticorrosion anti-acid device.

Background

Mechanical equipment is various in types, and when the mechanical equipment runs, some parts of the mechanical equipment even can perform mechanical motion in different forms, and the mechanical equipment comprises a driving device, a speed changing device, a transmission device, a working device, a braking device, a protection device, a lubricating system, a cooling system and the like.

In the existing production of benzoic acid and benzyl benzoate, rectification is a reduced pressure distillation mode, the most used vacuum unit is a liquid ring pump vacuum unit, however, in the air extraction process, a large amount of acidic gas enters a liquid ring pump, liquid in a liquid ring pump gas-liquid separator is easily changed into acidic liquid, on one hand, the liquid ring pump and a connected pipeline device are corroded, on the other hand, the heat exchanger is easily blocked after liquid acid in the gas-liquid separator is agglomerated, the problems of high equipment maintenance cost, frequent maintenance, abnormal system vacuum and the like are caused, meanwhile, the benzoic acid and benzyl benzoate liquid ring pump anti-corrosion and acid-proof device does not have a lifting function when an alkaline water tank is used, and the set alkaline water tank is larger than the gas-liquid separator, so that a user is very inconvenient in the operation process of the alkaline water tank.

SUMMERY OF THE UTILITY MODEL

The utility model discloses install this acid-proof device that anticorrosives additional on the vapour and liquid separator of liquid ring pump, can effectively realize that the full automatization removes acid and equipment anticorrosion work, can let the operation of vacuum unit normal, can increase equipment life again, reduce the plant maintenance cost, the height that can adjust the alkali water groove at will simultaneously provides portablely to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a benzoic acid and benzyl benzoate liquid ring pump anticorrosion acid-proof device, includes base, vapour and liquid separator, collecting vat and support frame all set gradually from a left side to the right side with the top of base, vapour and liquid separator's right side wall is provided with the PH meter, the bottom intercommunication of vapour and liquid separator right side wall has overflow pipe, overflow pipe's the other end and the inner chamber intercommunication of collecting vat, the top intercommunication of vapour and liquid separator right side wall has the hose, the other end intercommunication of hose has the buck pipeline, the other end intercommunication of buck pipeline has the buck groove, the buck groove sets up in the top of support frame, the right side bolt of support frame has the fixing base, the inboard of support frame is provided with the elevating system who uses with the buck groove cooperation, the left side bolt of support frame has the fixed plate.

Preferably, elevating system includes step motor, step motor's output shaft has bolted the driving gear, the table wall meshing of driving gear has driven gear, positive and negative threaded rod has been bolted to driven gear's inner wall, the equal threaded connection of table wall symmetric distance of positive and negative threaded rod has the thread bush, the table wall of thread bush has the movable rod through sliding seat swing joint, the other end of movable rod has the movable plate through sliding seat swing joint, the table wall and the one side sliding connection that the support frame is in opposite directions of movable plate.

Preferably, step motor sets up in the upper surface of fixed plate, the one end of positive and negative threaded rod is passed through the bearing and is connected with the table wall rotation of fixing base, the other end of positive and negative threaded rod is connected with the support through the bearing rotation, and the support sets up in the upper surface of fixed plate.

Preferably, a reflux valve is arranged on the surface wall of the overflow pipeline, and an adjusting valve is arranged on the surface wall of the alkaline water pipeline.

Preferably, the top of the alkali water tank is provided with a protective cover, and handles are bolted to two sides of the top of the protective cover.

Preferably, the surface wall of the other end of the overflow pipeline is provided with a filter frame, and the filter frame is positioned in the inner cavity of the collecting tank.

Preferably, the opposite sides of the support frames are symmetrically provided with sliding grooves, and the inner cavities of the sliding grooves are connected with sliding blocks matched with the moving plate.

Preferably, the top of base is bolted with the mount, the mount is located the right side of collecting vat, the surface wall symmetric distance of mount all inlays and is equipped with the lag, and the inner wall of lag respectively with the surface wall joint of hose and overflow pipe, the right side wall of mount and the left side wall bolt of fixed plate.

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

1. in the production of benzoic acid and benzyl benzoate, the working solution of the vacuum unit is always kept in an alkaline state, and in the air exhaust process, acid gas enters the liquid ring pump and is neutralized by alkaline water in the gas-liquid separator in time, so that full-automatic acid removal and equipment corrosion prevention can be effectively realized, the vacuum unit can normally operate, the service life of equipment can be prolonged, the equipment maintenance cost is reduced, the production capacity is improved, the design structure is simple and reasonable, and personnel are saved.

2. The utility model discloses a set up step motor and provide drive power, provide the transmission power through driving gear and driven gear to drive positive and negative threaded rod and rotate, through the cooperation that sets up thread bush, sliding seat and movable rod, can drive the movable plate and remove, thereby the movable plate can be to the height regulation in buck groove, and the work of giving the user brings portably.

3. The utility model discloses can slide the movable plate spacing, stability when reinforcing movable plate removes can filter the liquid that overflow pipe derived through the cooperation that sets up the filter frame.

Drawings

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

FIG. 2 is a partial cross-sectional view of the overall structure of the present invention;

FIG. 3 is a perspective view of the supporting frame and the alkaline water tank of the present invention;

fig. 4 is an enlarged view of a point a in fig. 1.

Reference numbers in the figures: 1. a base; 2. a gas-liquid separator; 3. collecting tank; 4. a support frame; 5. a pH meter; 6. an overflow pipe; 7. a hose; 8. an alkaline water pipeline; 9. a lifting mechanism; 91. a stepping motor; 92. a driving gear; 93. a driven gear; 94. a positive and negative threaded rod; 95. a threaded sleeve; 96. a movable rod; 97. moving the plate; 10. an alkaline water tank; 11. a reflux valve; 12. adjusting a valve; 13. a filter frame; 14. a chute; 15. a slider; 16. a fixing frame.

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 benzoic acid and benzyl benzoate liquid ring pump anticorrosion acid-proof device as shown in fig. 1 ~ 4, the on-line screen storage device comprises a base 1, vapour and liquid separator 2, collecting vat 3 and support frame 4 all set gradually with base 1's top from a left side to the right side, vapour and liquid separator 2's right side wall is provided with PH meter 5, the bottom intercommunication of vapour and liquid separator 2 right side wall has overflow pipe 6, overflow pipe 6's the other end and collecting vat 3's inner chamber intercommunication, the top intercommunication of vapour and liquid separator 2 right side wall has hose 7, hose 7's other end intercommunication has buck pipeline 8, buck pipeline 8's other end intercommunication has buck 10, buck 10 sets up in support frame 4's top.

The fixing base has been bolted on support frame 4's right side, support frame 4's inboard is provided with elevating system 9 with the cooperation of alkali water groove 10 use, support frame 4's left side is bolted and is connected the fixed plate, but liquid PH value in gas-liquid separator 2 is monitored in real time to PH meter 5 on the gas-liquid separator 2, with benzoic acid, through keeping under alkaline state all the time with the help of vacuum unit working solution in the benzyl benzoate production, at the in-process of bleeding, make acid gas get into the liquid ring pump, in time by the neutralization treatment of 2 interior alkaline water of gas-liquid separator, can effectively realize full automatization deacidification and equipment anticorrosion work, can let vacuum unit operation normal, can increase equipment life again, reduce the maintenance cost of equipment, not only the productivity obtains improving, and the design simple structure, and reasonable, save personnel.

The lifting mechanism 9 comprises a stepping motor 91, an output shaft of the stepping motor 91 is bolted with a driving gear 92, a driven gear 93 is meshed with the surface wall of the driving gear 92, a positive and negative threaded rod 94 is bolted on the inner wall of the driven gear 93, a threaded sleeve 95 is in threaded connection with the surface wall of the positive and negative threaded rod 94 at symmetrical distance, a movable rod 96 is movably connected with the surface wall of the threaded sleeve 95 through a movable seat, a movable plate 97 is movably connected with the other end of the movable rod 96 through the movable seat, the surface wall of the movable plate 97 is in sliding connection with one opposite side of the support frame 4, driving force is provided by the stepping motor 91, driving force is provided by the driving gear 92 and the driven gear 93, so that the positive and negative threaded rod 94 is driven to rotate, the movable plate 97 can be driven to move through the matching of the threaded sleeve 95, the movable seat and the movable rod 96, so that the movable plate 97 can adjust the height of the alkaline water tank 10, the portable working belt brings portability to the work of a user.

The stepping motor 91 is arranged on the upper surface of the fixed plate, one end of the positive and negative threaded rod 94 is rotatably connected with the surface wall of the fixed seat through a bearing, the other end of the positive and negative threaded rod 94 is rotatably connected with a support through a bearing, and the support is arranged on the upper surface of the fixed plate and can provide supporting force for the positive and negative threaded rod 94.

The surface wall of the overflow pipeline 6 is provided with a reflux valve 11, the situation that the overflow pipeline 6 reflows is avoided, the surface wall of the alkaline water pipeline 8 is provided with an adjusting valve 12, the adjusting valve 12 is in computer linkage with the PH meter 5, the triggering condition can be set, when the PH meter 5 displays neutrality 7, the adjusting valve 12 can be opened to supplement alkaline water into the gas-liquid separator 2, and when the PH meter 5 displays neutrality 8, the adjusting valve 12 is automatically closed, so that the alkaline water loss is reduced.

The top of lye tank 10 is provided with the protective cover, and the both sides at protective cover top all bolted connection have the handle, can protect lye tank 10, prevents that external debris from falling into lye tank 10.

The surface wall of the other end of the overflow pipe 6 is provided with a filter frame 13, and the filter frame 13 is positioned in the inner cavity of the collecting tank 3 and can filter the recovered liquid in the collecting tank 3.

The opposite side symmetrical distance of support frame 4 has all seted up spout 14, and the inner chamber sliding connection of spout 14 has the slider 15 with the cooperation use of movable plate 97, through the cooperation that sets up spout 14 and slider 15, can slide spacingly to movable plate 97, stability when reinforcing movable plate 97 removes.

The top bolt of base 1 has mount 16, and mount 16 is located the right side of collecting vat 3, and the lag has all been inlayed to the table wall symmetric distance of mount 16, and the inner wall of lag respectively with hose 7 and overflow pipe 6's table wall joint, the right side wall bolt of mount 16 and the left side wall of fixed plate. It is possible to provide a supporting function for the overflow duct 6 and the hose 7.

When the device is used specifically, the PH value of liquid in the gas-liquid separator 2 can be monitored in real time through the PH meter 5 on the gas-liquid separator 2, then the PH value is linked with the PH meter 5 through the adjusting valve 12 by a computer, meanwhile, the horizontal height of the alkali water tank 10 is set to be larger than the height of the gas-liquid separator 2 through the lifting mechanism 9, then the linkage trigger condition can be set, when the PH meter 5 displays neutral 7 or is lower than 7.5, the adjusting valve 12 can be opened to supplement alkaline water into the gas-liquid separator 2, when the PH meter 5 displays 7.5 or 8, then the adjusting valve 12 is automatically closed, the loss of the alkaline water is reduced, then the liquid is guided into the collecting tank 3 through the overflow pipeline 6, and finally the recovered liquid in the collecting tank 3 can be recovered for sedimentation and recycling.

The setting of alkali water tank 10 level is at first opened step motor 91 and is operated, then step motor 91 drives driving gear 92 and rotates, driving gear 92 drives driven gear 93 and rotates after that, driven gear 93 drives positive and negative threaded rod 94 and rotates afterwards, then positive and negative threaded rod 94 drives thread bush 95 and moves to the inboard, drives movable rod 96 through the cooperation of sliding seat and shifts up afterwards, and movable rod 96 drives movable plate 97 and shifts up after that to movable plate 97 drives alkali water tank 10 and moves up, and until the height of alkali water tank 10 is greater than gas-liquid separator 2 height.

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. Benzoic acid and benzyl benzoate liquid ring pump anticorrosion acid-proof device, including base (1), vapour and liquid separator (2), collecting vat (3) and support frame (4), its characterized in that: the gas-liquid separator (2), the collecting tank (3) and the supporting frame (4) are sequentially arranged from left to right and are connected with the top of the base (1), a PH meter (5) is arranged on the right side wall of the gas-liquid separator (2), an overflow pipeline (6) is communicated with the bottom of the right side wall of the gas-liquid separator (2), the other end of the overflow pipeline (6) is communicated with an inner cavity of the collecting tank (3), a hose (7) is communicated with the top of the right side wall of the gas-liquid separator (2), an alkaline water pipeline (8) is communicated with the other end of the hose (7), an alkaline water tank (10) is communicated with the other end of the alkaline water pipeline (8), the alkaline water tank (10) is arranged on the top of the supporting frame (4), a fixed seat is bolted on the right side of the supporting frame (4), and a lifting mechanism (9) matched with the alkaline water tank (10) is arranged on the inner side of the supporting frame (4), the left side of the support frame (4) is bolted with a fixing plate.

2. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 1, wherein: elevating system (9) include step motor (91), the output shaft of step motor (91) has bolted driving gear (92), the table wall meshing of driving gear (92) has driven gear (93), positive and negative threaded rod (94) have been bolted to the inner wall of driven gear (93), the equal threaded connection of table wall symmetric distance of positive and negative threaded rod (94) has thread bush (95), the table wall of thread bush (95) has movable rod (96) through sliding seat swing joint, the other end of movable rod (96) has movable plate (97) through sliding seat swing joint, the table wall and one side sliding connection that support frame (4) are in opposite directions of movable plate (97).

3. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 2, wherein: step motor (91) sets up in the upper surface of fixed plate, the one end of positive and negative threaded rod (94) is passed through the bearing and is connected with the table wall rotation of fixing base, the other end of positive and negative threaded rod (94) is rotated through the bearing and is connected with the support, and the support sets up in the upper surface of fixed plate.

4. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 1, wherein: the surface wall of the overflow pipeline (6) is provided with a reflux valve (11), and the surface wall of the alkaline water pipeline (8) is provided with an adjusting valve (12).

5. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 1, wherein: the top of alkali water tank (10) is provided with the protective cover, and the both sides at protective cover top all bolted connection have the handle.

6. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 1, wherein: and a filtering frame (13) is arranged on the surface wall of the other end of the overflow pipeline (6), and the filtering frame (13) is positioned in the inner cavity of the collecting tank (3).

7. The benzoic acid and benzyl benzoate liquid ring pump corrosion and acid protection device of claim 1, wherein: the supporting frame (4) has the symmetrical distance of one side in opposite directions all seted up spout (14), the inner chamber sliding connection of spout (14) has slider (15) with movable plate (97) cooperation use.

8. The benzoic acid and benzyl benzoate liquid ring pump corrosion protection and acid protection device of claim 1, wherein: the collecting tank is characterized in that a fixing frame (16) is bolted at the top of the base (1), the fixing frame (16) is located on the right side of the collecting tank (3), protective sleeves are embedded in the symmetrical distance of the surface walls of the fixing frame (16), the inner walls of the protective sleeves are respectively connected with the surface walls of the hose (7) and the overflow pipeline (6) in a clamped mode, and the right side wall of the fixing frame (16) is in bolted connection with the left side wall of the fixing plate.