CN216621915U

CN216621915U - Inferior sodium preparation sample raffinate recovery unit

Info

Publication number: CN216621915U
Application number: CN202123295742.6U
Authority: CN
Inventors: 井耀文
Original assignee: Hubei Shanshui Chemical Co ltd
Current assignee: Hubei Shanshui Chemical Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-27
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a device for recovering residual liquid in sodium hyposulfite production sampling, which comprises a sodium hyposulfite production device, a collecting barrel, a check valve and a siphon forming part, wherein a support is arranged on one side of the sodium hyposulfite production device, the collecting barrel is arranged at one end of the top of the support, a guide pipe is arranged on one side of the sodium hyposulfite production device, which is close to the collecting barrel, the central position of the guide pipe is connected with the collecting barrel through a liquid inlet pipe, a recovery pipe is arranged at the bottom end of one side of the collecting barrel, the siphon forming part is formed at the intersection of the guide pipe and the recovery pipe, and the check valve is arranged on the recovery pipe below the siphon forming part. The utility model utilizes the siphon principle of the original system without adding any power by installing the sodium hypochlorite manufacturing device, the collecting barrel, the sampling valve, the liquid inlet pipe, the recovery pipe, the guide pipe, the discharge valve, the check valve, the circulating pump and the liquid level meter, thereby not only ensuring the accuracy of analysis and sampling, but also greatly recovering the residual liquid to a greater extent, and greatly improving the environment and the personnel guarantee.

Description

Inferior sodium preparation sample raffinate recovery unit

Technical Field

The utility model relates to the technical field of sodium hyposulfite preparation sampling, in particular to a device for recovering sampling residual liquid in sodium hyposulfite preparation.

Background

In the process of making sodium hypoxide, in order to guarantee that the quality of sodium hypoxide reaches standards, except on-line instrument monitoring index, also can be artificial regularly at the scene to the analysis of gathering of sodium hypoxide sample, during this period, in order to guarantee the effective accuracy of sample, can discharge the sample from the sample connection for a period of time, can cause the product waste in the past for a long time, the polluted environment.

Although partial sample mode has used the recycling bin to collect, often need transport through the manpower secondary, meet the raffinate that the product is unqualified and leave over, be difficult to handle especially, also have more machine rate to cause environmental pollution during transporting, the staff also corrodes the injury by the chemical easily, consequently needs a inferior sodium preparation sample raffinate recovery unit to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sampling residual liquid recovery device for sodium hyposulfite production, which solves the problems of waste and environmental pollution easily caused by sodium hyposulfite sampling in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a sodium hyponatte sampling residual liquid recovery device comprises a sodium hyponatte production device, a collection barrel, a check valve and a siphon forming part, wherein a support is arranged on one side of the sodium hyponatte production device, and one end of the top of the support is provided with a collecting barrel, one side of the sodium hypochlorite manufacturing device close to the collecting barrel is provided with a guide pipe, and both ends of the conduit are respectively communicated with the sodium hypochlorite preparation device, the central position of the conduit is connected with the collecting barrel through a liquid inlet pipe, a sampling valve is arranged on the liquid inlet pipe, a recovery pipe is arranged at the bottom end of one side of the collecting barrel, one end of the recovery pipe is communicated with the conduit, a siphon forming part is formed at the intersection of the conduit and the recovery pipe, and a circulating pump is arranged on the conduit at one side of the siphon forming part, a check valve is arranged on the recovery pipe below the siphon forming part, and a discharge valve is arranged on the recovery pipe at one side of the check valve.

Preferably, DN25 is adopted in the liquid inlet pipe, the recycling pipe and the guide pipe.

Preferably, one side of the collecting barrel is provided with a liquid level meter, and one side of the liquid level meter is fixedly connected with the collecting barrel through a connecting flange.

Preferably, the top of collecting vessel is provided with the apron, just the feed inlet has been seted up to one side of apron, the inside of feed inlet evenly rotates through the hinge and is provided with the fly leaf, just the fly leaf adopts semicircle open type structure.

Preferably, the horizontal plane of the seat is higher than the horizontal height of the check valve, and the check valve is of a horizontal type.

Preferably, the one end at support top is provided with the base, just the top of base is provided with the tray through the support, the recovery pipe is set up on the tray.

Preferably, the top end of the support block is provided with an arc-shaped groove, and buffer parts are uniformly distributed in the arc-shaped groove.

Preferably, the buffer member is made of rubber, and rigid springs are respectively arranged at two ends of the interior of the buffer member.

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

(1) the sodium hypochlorite sampling residual liquid recovery device is provided with a sodium hypochlorite preparation device, a collecting barrel, a sampling valve, a liquid inlet pipe, a recovery pipe, a guide pipe, a discharge valve, a check valve, a circulating pump and a liquid level meter, when the liquid level of the sodium hypochlorite sample to be detected flows into the collecting barrel and exceeds 50 percent, the discharge valve is slowly opened, residual liquid in the collecting barrel can be slowly sucked into the sodium hypochlorite manufacturing device under the siphon principle of the circulating pump, when the liquid level is reduced to the lower limit, the discharge valve is closed, the cover plate is covered, the device has the advantages of simple structure, flexible field arrangement and strong universality, almost conforms to the recovery of sampling residual liquid similar to all chemical liquid, utilizes the siphon principle of the original system, does not need to additionally increase any power, ensures the accuracy of analysis and sampling, meanwhile, the residual liquid is recovered in a hundred percent to a greater extent, and any leakage is avoided in the process, so that the environmental protection and the personnel guarantee are greatly improved.

(2) This inferior sodium preparation sample raffinate recovery unit is provided with the apron through installing at the collecting vessel top, and the feed inlet has been seted up to one side of apron, and the inside of feed inlet evenly rotates through the hinge and is provided with the fly leaf, and the fly leaf adopts semicircle open type, conveniently samples and prevents that the material from splashing, and the collecting vessel can be used for the old thing utilization simultaneously, and old thing transformation utilization ratio is higher.

(3) This inferior sodium preparation sample raffinate recovery unit is through installing the base, and a support, the tray, arc wall and bolster, the bolster is the rubber material, inside both ends all are provided with rigid spring, the recovery tube is set up in the top of tray, support the recovery tube, if receive vibrations at the in-process of sample recovery, the bolster and the deformation of inside rigid spring through the arc wall play the cushioning effect with recovering, make the recovery tube be difficult to the slope and drop, it is inseparabler to be connected with the collecting vessel more firmly.

Drawings

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

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

FIG. 3 is a schematic top view of the cover plate of the present invention;

FIG. 4 is a schematic view of a partial side cross-sectional structure of the present invention;

fig. 5 is a schematic cross-sectional view of a buffer according to the present invention.

In the figure: 1. a sodium hypochlorite production device; 2. a conduit; 3. a sampling valve; 4. a liquid inlet pipe; 5. a collection barrel; 6. A support; 7. a discharge valve; 8. a check valve; 9. a siphon formation site; 10. a circulation pump; 11. a recovery pipe; 12. a liquid level meter; 13. a cover plate; 14. a support; 15. a hinge; 16. a feed inlet; 17. a movable plate; 18. a support block; 19. a base; 20. a buffer member; 21. an arc-shaped slot; 22. a stiff spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a sodium hyposulfite manufacturing sampling residual liquid recovery device comprises a sodium hyposulfite manufacturing device 1, a collecting barrel 5, a check valve 8 and a siphon forming part 9, wherein a support 6 is arranged on one side of the sodium hyposulfite manufacturing device 1, the collecting barrel 5 is arranged at one end of the top of the support 6, a liquid level meter 12 is arranged on one side of the collecting barrel 5, and one side of the liquid level meter 12 is fixedly connected with the collecting barrel 5 through a connecting flange, so that the liquid level in the collecting barrel 5 can be observed conveniently;

a cover plate 13 is arranged at the top end of the collecting barrel 5, a feed inlet 16 is formed in one side of the cover plate 13, a movable plate 17 is uniformly arranged inside the feed inlet 16 through a hinge 15 in a rotating mode, and the movable plate 17 is of a semicircular opening type structure, so that sampling is facilitated, materials are prevented from splashing, and external pollutants are prevented from entering;

a conduit 2 is arranged on one side of the sodium hypochlorite preparation device 1 close to the collecting barrel 5, two ends of the conduit 2 are respectively communicated with the sodium hypochlorite preparation device 1, the central position of the conduit 2 is connected with the collecting barrel 5 through a liquid inlet pipe 4, a sampling valve 3 is arranged on the liquid inlet pipe 4, a recovery pipe 11 is arranged at the bottom end of one side of the collecting barrel 5, and one end of the recovery pipe 11 is communicated with the conduit 2;

a base 19 is arranged at one end of the top of the support 6, a support block 18 is arranged at the top end of the base 19 through a support 14, and the recovery pipe 11 is erected on the support block 18 to support the recovery pipe 11;

the top end of the support block 18 is provided with an arc-shaped groove 21, buffering parts 20 are uniformly distributed in the arc-shaped groove 21, the buffering parts 20 are made of rubber materials, and two ends of the inside of each buffering part 20 are respectively provided with a rigid spring 22;

if the sampling and recovering process is shocked, the buffer piece 20 in the arc-shaped groove 21 and the internal rigid spring 22 are deformed and restored to play a buffer role, so that the recovering pipe 11 is not easy to incline and fall off, and is more firmly and firmly connected with the collecting barrel 5;

a siphon forming part 9 is formed at the intersection of the conduit 2 and the recovery pipe 11, and a circulating pump 10 is arranged on the conduit 2 at one side of the siphon forming part 9;

a check valve 8 is arranged on the recovery pipe 11 below the siphon forming part 9, so that a siphon effect can be better formed, and a discharge valve 7 is arranged on the recovery pipe 11 at one side of the check valve 8;

after the liquid level of the sodium hypochlorite sample flowing into the collecting barrel 5 exceeds 50%, the liquid level is determined according to the sampling and replacement conditions, the discharge valve 7 is slowly opened, and residual liquid in the collecting barrel 5 can be slowly refluxed into the sodium hypochlorite manufacturing device 1 under the siphon principle of the circulating pump 10;

by utilizing the siphon principle of the original system, no additional power is required to be added, the accuracy of analysis and sampling is ensured, meanwhile, the residual liquid is recovered in percentage to one hundred percent to a greater extent, no leakage exists in the period, and the siphon system greatly improves the environment and the personnel guarantee

The horizontal plane of the support 6 is higher than the horizontal height of the check valve 8, the collecting barrel 5 is higher than the horizontal height of the siphon forming part 9, so that the residual liquid can be completely recovered, and the check valve 8 is horizontal, so that the check effect is improved;

the liquid inlet pipe 4, the recovery pipe 11 and the guide pipe 2 are all DN25, the pipe diameters are unified, and the connection among the liquid inlet pipe 4, the recovery pipe 11 and the guide pipe 2 is facilitated;

the specific model specifications of the sampling valve 3, the discharge valve 7, the check valve 8 and the circulating pump 10 need to be determined by model selection calculation according to specification parameters and the like of the device, and the model selection calculation method is the prior art, so detailed description is omitted.

The working principle is as follows: when the device is used, in the manufacturing and running process of the sodium hyposulfite manufacturing device 1, the movable plate 17 on the collecting barrel 5 is opened, the feed port 16 is exposed, the liquid inlet pipe 4 is connected with the feed port 16, the sampling valve 3 is opened to start manual sampling, a sample flows into the collecting barrel 5 to be temporarily stored, the sampling valve 3 is closed after the sampling is qualified, the liquid level of the collecting barrel 5 is observed, after the liquid level of the sodium hyposulfite sample flowing into the collecting barrel 5 exceeds 50 percent (the liquid level is determined according to the sampling and replacement conditions), the discharge valve 7 is slowly opened, residual liquid in the collecting barrel 5 can be slowly refluxed into the sodium hyposulfite manufacturing device 1 under the siphon principle of the circulating pump 10, when the liquid level is reduced to the low limit (generally controlled to be 2 cm), the discharge valve 7 is slowly closed, the movable plate 17 is covered, so that the cover plate 13 is closed, external pollutants are prevented from entering, the movable plate 17 adopts a semi-circle opening type, the sampling is convenient and the splashing of the materials is prevented, meanwhile, the collecting barrel 5 can be used by old objects, the old object transformation utilization rate is high, the device has the advantages of simple structure, flexibility in field arrangement and strong universality, almost conforms to the sampling residual liquid recovery similar to all chemical liquid, the siphon principle of the original system is utilized, any power is not required to be added, the accuracy of analysis and sampling is ensured, meanwhile, the residual liquid is recovered in hundreds to a greater degree, no leakage exists in the period, the environment is protected, the personnel guarantee is greatly improved, in addition, the recovery pipe 11 is erected above the supporting block 18, the recovery pipe 11 is supported, if the sampling and recovery process is vibrated, the buffer part 20 in the arc-shaped groove 21 and the deformation and the recovery of the internal rigid spring 22 play a role in buffering, the recovery pipe 11 is not easy to incline and fall off, and the connection with the collecting barrel 5 is firmer and more firm.

Claims

1. The device for recovering the residual liquid during the sodium hyposulfite production and sampling is characterized by comprising a sodium hyposulfite production device (1), a collecting barrel (5), a check valve (8) and a siphon forming part (9), wherein a support (6) is arranged on one side of the sodium hyposulfite production device (1), the collecting barrel (5) is arranged at one end of the top of the support (6), a guide pipe (2) is arranged on one side, close to the collecting barrel (5), of the sodium hyposulfite production device (1), two ends of the guide pipe (2) are respectively communicated with the sodium hyposulfite production device (1), the central position of the guide pipe (2) is connected with the collecting barrel (5) through a liquid inlet pipe (4), a sampling valve (3) is arranged on the liquid inlet pipe (4), a recovery pipe (11) is arranged at the bottom end of one side of the collecting barrel (5), and one end of the recovery pipe (11) is communicated with the guide pipe (2), the intersection of pipe (2) and recovery tube (11) forms siphon formation department (9), just be provided with circulating pump (10) on pipe (2) of siphon formation department (9) one side, be provided with check valve (8) on recovery tube (11) of siphon formation department (9) below, just be provided with drain valve (7) on recovery tube (11) of check valve (8) one side.

2. The recycling device of sodium hyposulfite sampling raffinate according to claim 1, characterized in that: and the liquid inlet pipe (4), the recovery pipe (11) and the guide pipe (2) are all DN 25.

3. The recycling device of sodium hyposulfite sampling raffinate according to claim 1, characterized in that: one side of collecting vessel (5) is provided with level gauge (12), just one side of level gauge (12) is through flange and collecting vessel (5) fixed connection.

4. The recycling device of sodium hyposulfite sampling raffinate according to claim 1, characterized in that: the top of collecting vessel (5) is provided with apron (13), just feed inlet (16) have been seted up to one side of apron (13), the inside of feed inlet (16) evenly rotates through hinge (15) and is provided with fly leaf (17), just fly leaf (17) adopt semicircle open type structure.

5. The recycling device of sodium hyposulfite sampling raffinate according to claim 1, characterized in that: the horizontal surface of the support (6) is higher than the horizontal height of the check valve (8), and the check valve (8) is of a horizontal type.

6. The recycling device of sodium hyposulfite sampling raffinate according to claim 1, characterized in that: one end at the top of the support (6) is provided with a base (19), the top end of the base (19) is provided with a supporting block (18) through a support (14), and the recovery pipe (11) is erected on the supporting block (18).

7. The recycling device of sodium hyposulfite sampling residual liquid according to claim 6, wherein: the top of the support block (18) is provided with an arc-shaped groove (21), and buffer parts (20) are uniformly distributed in the arc-shaped groove (21).

8. The recycling device of sodium hyposulfite sampling residual liquid according to claim 7, wherein: the buffer member (20) is made of rubber, and rigid springs (22) are respectively arranged at two ends of the interior of the buffer member (20).