CN211302333U

CN211302333U - Salicylic acid purification equipment with secondary purification function

Info

Publication number: CN211302333U
Application number: CN201922178355.0U
Authority: CN
Inventors: 徐冰
Original assignee: JIANGSU PUYUAN CHEMICAL CO Ltd
Current assignee: JIANGSU PUYUAN CHEMICAL CO Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-21
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a salicylic acid purification equipment with secondary purification function, which comprises a case, wherein the surface of the top end of the case is buckled with a case cover, the case is internally provided with a primary filter chamber, a filter chamber and a secondary purification chamber, the primary filter chamber is positioned at the top end of the filter chamber, a solenoid valve is welded and communicated between the primary filter chamber and the filter chamber, the secondary purification chamber is positioned at one side of the filter chamber, a vacuum suction filter is arranged between the filter chamber and the secondary purification chamber by bolts, a suction port of the vacuum suction filter is positioned in the filter chamber, a liquid outlet of the vacuum suction filter is positioned in the secondary purification chamber, a steam conveying and discharging chamber is arranged in the case, the steam conveying and discharging chamber is communicated with the primary filter chamber and the secondary purification chamber, the utility model can carry out multiple filtration and purification on salicylic acid by setting the primary filter chamber, the filter chamber and the secondary purification chamber, and carry out filtration and purification by using recrystallization, thereby improving the purity of the salicylic acid and meeting the purity requirement of the salicylic acid.

Description

Salicylic acid purification equipment with secondary purification function

Technical Field

The utility model relates to a salicylic acid preparation facilities field specifically is a salicylic acid purification equipment with secondary purification function.

Background

Salicylic acid is a fat-soluble organic acid, is white crystalline powder, exists in willow bark, white bead leaves and Betula platyphylla in nature, is an important fine chemical raw material, can be used for preparing aspirin and other medicaments, and needs to be purified according to the use requirement during preparation.

However, the existing salicylic acid purification equipment has the following disadvantages:

1. the existing salicylic acid purification equipment only has single purification operation, and can not effectively filter impurities in the salicylic acid purification equipment, so that the purity requirement of the salicylic acid purification equipment can not be met.

2. The existing salicylic acid purification equipment can generate a large amount of heat energy during purification operation, and the heat energy cannot be effectively utilized, so that the waste of resources is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a salicylic acid purification equipment with secondary purification function to current salicylic acid purification equipment in solving above-mentioned background art only has single purification operation, can't carry out effective filtration to its inside impurity, thereby can't satisfy its purity demand, current salicylic acid purification equipment, when carrying out the purification operation, can produce a large amount of heat energy, and these heat energies can't effectively be used, thereby caused the problem of the waste of resource.

In order to achieve the above object, the utility model provides a following technical scheme: a salicylic acid purification device with a secondary purification function comprises a case, wherein a case cover is buckled on the top surface of the case, a primary filter cavity, a filter cavity and a secondary purification cavity are arranged in the case, the primary filter cavity is positioned at the top end of the filter cavity, the primary filtering cavity and the filtering cavity are welded and communicated with an electromagnetic valve, the secondary purifying cavity is positioned at one side of the filtering cavity, a vacuum suction filter is arranged between the filter cavity and the secondary purification cavity through bolts, a suction port of the vacuum suction filter is positioned in the filter cavity, the liquid outlet of the vacuum suction filter is positioned in the secondary purification cavity, a steam conveying and discharging cavity is arranged in the case, the steam conveying and discharging cavity is communicated with the primary filtering cavity and the secondary purifying cavity, the top end surface of the box cover is provided with a filling port, the sprue is communicated with the interior of the primary filtering cavity, a discharge hole is formed in one side surface of the case, and the discharge hole is communicated with the secondary purification cavity.

Preferably, the inside bottom of prefiltration intracavity is inlayed and is had the guide plate, guide plate surface mosaic has the electric heating board, can heat evaporation filtration to salicylic acid through prefiltration intracavity inside guide plate surface mosaic electric heating board to pass through the evaporation with the impurity that salicylic acid contains and be separated by water smoke, salicylic acid accessible guide plate water conservancy diversion after the heating evaporation filters to the filter chamber.

Preferably, the filter chamber side surface is rotatory to be installed and is sealed the apron, the filter paper mount is installed to the inside thread slipping of filter chamber, filter paper is installed to the inside buckle of filter paper mount, and through the sealed apron of filter chamber side surface rotation installation, it maintains the change to open the filter chamber to filter intracavity structure through rotatory sealed apron to do benefit to, through the filter paper of the inside buckle installation of filter chamber inside paper mount, can filter again the debris in the salicylic acid liquid, improves the purity of salicylic acid liquid.

Preferably, the electric heating rod is installed to the inside bolt of secondary purification chamber, electronic condenser is installed to secondary purification chamber bottom end bolt, and the electric heating rod through the inside bolt installation of secondary purification chamber can carry out the secondary heating evaporation to liquid salicylic acid to improve salicylic acid purity, salicylic acid after the secondary evaporation purification passes through the electronic condenser cooling crystallization of secondary purification chamber bottom end bolt installation, thereby accomplishes the purification operation of salicylic acid.

Preferably, the surface of the case is inlaid with a plurality of switches, and the switches are respectively connected with the vacuum suction filter, the electromagnetic valve, the electric heating plate, the electric heating rod and the electronic condenser through leads.

Preferably, the heating groove has been seted up to quick-witted case side surface, the heating groove is located the defeated chamber one side of arranging of steam, the defeated intracavity portion of arranging of steam inlays and has the heat-conducting plate, and heat-conducting plate one end is located the heating inslot, through the heating groove that quick-witted case side surface was seted up, just does benefit to and places the jar body that needs carry out the heating, utilizes salicylic acid to purify the high temperature water smoke that heats to heat the heating groove, thereby make full use of the heat energy that equipment produced, played energy-conserving effect, the defeated intracavity portion of arranging of steam simultaneously inlayed heat-conducting plate has improved the transmission effect of heat energy.

The utility model provides a salicylic acid purification equipment with secondary purification function possesses following beneficial effect:

(1) the utility model discloses a setting in prefiltration chamber, filter chamber and secondary purification chamber can carry out a lot of filtration purification to salicylic acid, utilizes the mode of recrystallization to filter the purification to improve the purity of salicylic acid, satisfied the purity demand of salicylic acid.

(2) The utility model discloses a filter paper of the inside buckle installation of paper mount of vacuum suction filter cooperation filter chamber filters the pump drainage to salicylic acid, can filter the debris in the salicylic acid liquid agent once more, avoids traditional evaporation recrystallization can't filter the condition appearance of heavier impurity, has improved the purity of salicylic acid.

(3) The utility model discloses a heating tank that machine case side surface was seted up is convenient for place the jar body that needs heat, utilizes salicylic acid to purify the high temperature water smoke that adds heat production to heat the heating tank to make full use of the heat energy that equipment produced, played energy-conserving effect, the transmission effect of heat energy has been improved to the inside mosaic heat-conducting plate of steam conveying row intracavity simultaneously.

Drawings

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

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

FIG. 3 is a schematic view of the internal structure of the filter chamber of the present invention;

fig. 4 is a schematic diagram of a side view structure of the case of the present invention.

In the figure: 1. a chassis; 2. a box cover; 3. a primary filter cavity; 4. a filter chamber; 5. a vacuum suction filter; 6. a secondary purification cavity; 7. a material injection port; 8. a discharge outlet; 9. an electromagnetic valve; 10. a baffle; 11. an electrical heating plate; 12. sealing the cover plate; 13. an electrical heating rod; 14. an electronic condenser; 15. a steam conveying and discharging cavity; 16. a heating tank; 17. a switch; 18. a filter paper fixing frame; 19. filtering paper; 20. a heat conducting plate.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a salicylic acid purification device with a secondary purification function comprises a case 1, wherein a case cover 2 is installed on the surface of the top end of the case 1 in a buckling manner, a primary filter cavity 3, a filter cavity 4 and a secondary purification cavity 6 are arranged in the case 1, the primary filter cavity 3 is positioned at the top end of the filter cavity 4, an electromagnetic valve 9 is communicated between the primary filter cavity 3 and the filter cavity 4 in a welding manner, the secondary purification cavity 6 is positioned on one side of the filter cavity 4, a vacuum suction filter 5 is installed between the filter cavity 4 and the secondary purification cavity 6 through bolts, a suction port of the vacuum suction filter 5 is positioned in the filter cavity 4, a liquid discharge port of the vacuum suction filter 5 is positioned in the secondary purification cavity 6, a steam conveying and discharging cavity 15 is arranged in the case 1, the steam conveying and discharging cavity 15 is communicated with the primary filter cavity 3 and the secondary purification cavity 6, a filling port 7 is arranged on the surface of the top end of the case cover 2, and the filling port 7 is, the surface of one side of the case 1 is provided with a discharge outlet 8, and the discharge outlet 8 is communicated with the secondary purification cavity 6.

The inside bottom in first filter chamber 3 is inlayed and is had guide plate 10, guide plate 10 surface mosaic has electric heating board 11, can heat evaporation filtration to salicylic acid through the electric heating board 11 of first filter chamber 3 inside guide plate 10 surface mosaic to through evaporation by water smoke separation with the impurity that salicylic acid contains, salicylic acid accessible guide plate 10 water conservancy diversion after the heating evaporation is filtered is to filter chamber 4 in.

4 side surface rotation in filter chamber installs sealed apron 12, filter chamber 4 inside thread slipping installs filter paper mount 18, filter paper 19 is installed to the inside buckle of filter paper mount 18, and sealed apron 12 through 4 side surface rotation in filter chamber installs, and the change is maintained to the structure in filter chamber 4 to opening filter chamber 4 through rotatory sealed apron 12 to the convenient for, and through filter paper 19 of the inside buckle installation of 4 inside paper mounts of filter chamber 18, can filter again the debris in the salicylic acid liquid, improves the purity of salicylic acid liquid.

It can be understood that the filter paper 19 snap-fitted into the filter paper holder 18 can replace the filter paper 19 with a multi-layer filter cartridge having a high filtering effect according to practical situations, so as to improve the filtering effect, and the corresponding multi-layer filter cartridge is a multi-layer filter cartridge known to those skilled in the art.

Electric heating rod 13 is installed to the inside bolt in secondary purification chamber 6, electronic condenser 14 is installed to the 6 bottom bolts in secondary purification chamber, and electric heating rod 13 through the inside bolt installation in secondary purification chamber 6 can carry out the secondary heating evaporation to liquid salicylic acid to improve salicylic acid purity, salicylic acid after the secondary evaporation purification passes through the electronic condenser 14 cooling crystallization of the 6 bottom bolt installations in secondary purification chamber, thereby accomplishes the purification operation of salicylic acid.

The surface of the case 1 is inlaid with a plurality of switches 17, and the switches 17 are respectively connected with the vacuum pumping filter 5, the electromagnetic valve 9, the electric heating plate 11, the electric heating rod 13 and the electronic condenser 14 through leads.

It will be understood that the individual switches are connected by wires to the vacuum filter 5, the solenoid valve 9, the electric heating plate 11, the electric heating rod 13 and the electric condenser 14, respectively, for controlling the vacuum filter 5, the solenoid valve 9, the electric heating plate 11, the electric heating rod 13 and the electric condenser 14, respectively, during operation, and that the corresponding switch connection circuits are well known to those skilled in the art.

Heating tank 16 has been seted up to 1 side surface of machine case, heating tank 16 is located defeated row of steam chamber 15 one side, defeated row of steam chamber 15 is inside to be inlayed and is had heat-conducting plate 20, and heat-conducting plate 20 one end is located heating tank 16, through the heating tank 16 that 1 side surface of machine case was seted up, just do benefit to and place the jar body that needs heat, utilize salicylic acid to purify the high temperature water smoke that adds heat production and heat heating tank 16, thereby make full use of the heat energy that equipment produced, energy-conserving effect has been played, the defeated transmission effect that arranges the inside inlayed heat-conducting plate 20 in chamber 15 of steam simultaneously has improved heat energy.

It should be noted that, a salicylic acid purification device with secondary purification function, in operation, the salicylic acid to be purified is injected into the primary filter chamber 3 from the injection port 7 opened on the top surface of the box cover 2, the salicylic acid can be heated, evaporated and filtered by the electric heating plate 11 embedded on the surface of the guide plate 10 in the primary filter chamber 3, so that the impurities contained in the salicylic acid can be separated from the water mist by evaporation, then the electromagnetic valve 9 is opened, the salicylic acid after being heated, evaporated and filtered is guided into the filter chamber 4 by the guide plate 10, after the salicylic acid enters the filter chamber 4, the vacuum filter 5 is opened, the salicylic acid is filtered and exhausted by the vacuum filter 5 matching with the snap-in 19 arranged inside the paper fixing frame 18 inside the filter chamber 4, the impurities in the salicylic acid liquid can be filtered again, the purity of the salicylic acid is improved, the salicylic acid after being pumped and filtered is exhausted into the secondary purification chamber 6 by the vacuum filter 5, carry out the reheat evaporation to liquid salicylic acid through the electric heating rod 13 of bolt installation in secondary purification chamber 6, thereby improve salicylic acid purity, salicylic acid after the purification of secondary evaporation cools off the crystallization through the electronic condenser 14 of the 6 bottom bolt installations in secondary purification chamber once more, thereby accomplish the purification operation of salicylic acid, heating tank 16 of seting up through 1 side surface of quick-witted case, conveniently, it needs to carry out the jar body that heats to place, utilize salicylic acid to carry out the high temperature water smoke of purification heating production and heat heating tank 16, thereby make full use of the heat energy that equipment produced, energy-conserving effect has been played, steam is defeated arranges 15 inside mosaic heat-conducting plate 20 in chamber and has improved the transmission effect of heat energy simultaneously.

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. The utility model provides a salicylic acid purification equipment with secondary purification function, includes quick-witted case (1), its characterized in that: the box cover (2) is installed on the surface of the top end of the machine box (1) in a buckled mode, a primary filter cavity (3), a filter cavity (4) and a secondary purification cavity (6) are arranged in the machine box (1), the primary filter cavity (3) is located at the top end of the filter cavity (4), an electromagnetic valve (9) is communicated between the primary filter cavity (3) and the filter cavity (4) in a welded mode, the secondary purification cavity (6) is located on one side of the filter cavity (4), a vacuum suction filter (5) is installed between the filter cavity (4) and the secondary purification cavity (6) through bolts, a suction port of the vacuum suction filter (5) is located in the filter cavity (4), a liquid discharge port of the vacuum suction filter (5) is located in the secondary purification cavity (6), a steam conveying and discharging cavity (15) is arranged in the machine box (1), and the steam conveying and discharging cavity (15) is communicated with the primary filter cavity (3) and the secondary purification cavity (, the improved filter box is characterized in that a material injection port (7) is formed in the surface of the top end of the box cover (2), the material injection port (7) is communicated with the interior of the primary filter cavity (3), a material discharge port (8) is formed in one side surface of the box (1), and the material discharge port (8) is communicated with the secondary purification cavity (6).

2. The salicylic acid purification apparatus with secondary purification function according to claim 1, wherein: the bottom end in the primary filter cavity (3) is inlaid with a guide plate (10), and the surface of the guide plate (10) is inlaid with an electric heating plate (11).

3. The salicylic acid purification apparatus with secondary purification function according to claim 1, wherein: the filter is characterized in that a sealing cover plate (12) is rotatably mounted on the surface of one side of the filter cavity (4), a filter paper fixing frame (18) is mounted on a slide fastener in the filter cavity (4), and filter paper (19) is mounted in the filter paper fixing frame (18) in a buckling mode.

4. The salicylic acid purification apparatus with secondary purification function according to claim 1, wherein: electric heating rod (13) are installed to the inside bolt in secondary purification chamber (6), electronic condenser (14) are installed to secondary purification chamber (6) bottom bolt.

5. The salicylic acid purification apparatus with secondary purification function according to claim 1, wherein: the surface of the case (1) is inlaid with a plurality of switches (17), and the switches (17) are respectively connected with the vacuum pumping filter (5), the electromagnetic valve (9), the electric heating plate (11), the electric heating rod (13) and the electronic condenser (14) through wires.

6. The salicylic acid purification apparatus with secondary purification function according to claim 1, wherein: heating groove (16) have been seted up to quick-witted case (1) side surface, heating groove (16) are located defeated row chamber of steam (15) one side, defeated row chamber of steam (15) inside is inlayed and is had heat-conducting plate (20), and heat-conducting plate (20) one end is located heating groove (16).