CN219239304U

CN219239304U - Dephenolizing device for resin product preparation

Info

Publication number: CN219239304U
Application number: CN202320287461.6U
Authority: CN
Inventors: 徐锦标; 钱园; 张炳融
Original assignee: Fujian Zhunxin New Material Co ltd
Current assignee: Fujian Zhunxin New Material Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-23
Anticipated expiration: 2033-02-22

Abstract

The utility model belongs to the technical field of resin product preparation, and particularly relates to a dephenolizing device for resin product preparation, which comprises an evaporation tank and a precipitation tank, wherein the precipitation tank is arranged on the right side of the evaporation tank, an evaporation treatment device is arranged in the evaporation tank, the evaporation treatment device comprises a water delivery mechanism and a steam inlet mechanism, and a precipitation treatment device is arranged in the precipitation tank. According to the dephenolizing device for preparing the resin product, the heated phenolic wastewater is sprayed into the evaporation tank by arranging the evaporation treatment device, high-temperature water vapor is introduced from the bottom of the evaporation tank, so that the phenolic wastewater is in contact convection with the phenolic wastewater, volatile phenol in the wastewater is transferred into the high-temperature water vapor, the purpose of purifying the phenolic wastewater is achieved, the phenolic wastewater purified once is discharged into the precipitation tank by the high-pressure water pump, then active carbon is added into the phenolic wastewater in the precipitation tank, secondary precipitation purification is carried out, the situation that phenol remains in the wastewater and is discharged into the outside is avoided, and the ecological environment is influenced.

Description

Dephenolizing device for resin product preparation

Technical Field

The utility model relates to the technical field of resin product preparation, in particular to a dephenolizing device for resin product preparation.

Background

When the resin product is prepared and produced, a large amount of waste water is often generated, and the waste water contains high-concentration phenol, aldehyde, resin and other organic matters, has the characteristics of high organic matter concentration, high toxicity, low pH and the like, and is directly discharged into a river without treatment, so that the waste water containing phenol is harmful to aquatic organisms and crops. The existing phenol water treatment method is carried out in a mode of indirect heating and temperature rising and vacuum dehydration in the production process, but the method has high energy consumption, slow production process, poor control of vacuum degree and poor removal effect of residual formaldehyde and free phenol.

As disclosed in chinese patent publication No. CN209934712U, a novel phenolic resin reaction kettle is disclosed, in the use, high-temperature steam is introduced through a steam inlet pipe, the phenolic resin in the reaction kettle is directly heated and purged, and simultaneously, phenolic resin and steam are mixed through a stirring paddle, so as to enhance the removal effect, the gas containing formaldehyde and free phenol is purged to leave the reaction kettle through a gas phase port, the effect of rapidly and thoroughly removing formaldehyde and free phenol from the phenolic resin is achieved, when formaldehyde and free phenol are removed at the final stage of phenolic resin production, the high-temperature steam is directly introduced into the phenolic resin, so that the removal speed of formaldehyde and free phenol is accelerated, and meanwhile, the removal effect of formaldehyde and free phenol can be greatly enhanced through the mass transfer effect in the process of contacting steam with the phenolic resin due to the direct contact of steam and the phenolic resin.

However, the phenolic resin reaction kettle in the application adopts a steam method to treat phenolic wastewater, but the wastewater treated by the method still has a certain amount of phenol, and further treatment is still needed.

For this reason, there is a need to provide a dephenolizing device for the preparation of resin products.

Disclosure of Invention

The utility model aims to provide a dephenolizing device for preparing a resin product, which solves the problems that the phenolic resin reaction kettle proposed in the background art adopts a steam method to treat phenolic wastewater, but the wastewater treated by the method still has a certain amount of phenol and still needs further treatment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dephenolization device of resin product preparation, includes evaporation tank and precipitation tank, the precipitation tank sets up in the right side of evaporation tank, the inside of evaporation tank is provided with evaporation treatment device, the inside of precipitation tank is provided with precipitation treatment device.

The evaporation treatment device comprises a water delivery mechanism and a steam inlet mechanism, wherein the water delivery mechanism is arranged at the top of the evaporation tank, and the steam inlet mechanism is arranged below the inside of the evaporation tank.

The water delivery mechanism comprises a water inlet pipe, a spray head and a steam exhaust pipe, wherein the water inlet pipe is fixedly connected to the center of the upper surface of the evaporation tank and extends into the evaporation tank, the spray head is fixedly connected to the bottom of the water inlet pipe, the heated phenolic wastewater led in from the water inlet pipe is uniformly sprayed, and is convenient to mix with high-temperature steam, and the steam exhaust pipe is fixedly connected to the right side of the upper surface of the evaporation tank.

The steam inlet mechanism comprises a steam inlet pipe, an annular connecting pipe and a steam nozzle, wherein the steam inlet pipe is fixedly connected to the left outer surface of the evaporation tank and extends into the evaporation tank, the annular connecting pipe is fixedly connected to the right end of the steam inlet pipe, the six steam nozzles are respectively and annularly fixedly connected to the inner sides of the annular connecting pipe, high-temperature steam is better led out, contact convection is carried out between the steam nozzle and phenolic wastewater, and volatile phenol in the wastewater is transferred into high-temperature steam, so that the purpose of purifying the phenolic wastewater is achieved.

Further improved lie in, sediment processing apparatus includes feeder hopper, driving motor, (mixing) shaft, puddler, feeder hopper fixed connection is on the upper surface right side of precipitation tank, with the inside of the leading-in precipitation tank of active carbon powder, driving motor sets up in the upper surface center top of precipitation tank, driving motor's output is connected at the top of (mixing) shaft, and three group the perpendicular equidistance fixed connection of puddler is in the surface of (mixing) shaft, makes active carbon powder and phenol-containing waste water carry out abundant mixing, and the active carbon powder of being convenient for adsorbs the phenol in the waste water, further purifies waste water.

The further improvement lies in, install high-pressure water pump between evaporation tank and the precipitation tank, high-pressure water pump's water inlet and delivery port are fixedly connected with raceway respectively, through high-pressure water pump, with the waste water suction to the precipitation tank of preliminary purification in the evaporation tank carry out further purification treatment.

The further improvement is that the left end and the right end of the water pipe are respectively and fixedly connected to the lower parts of the evaporation tank and the sedimentation tank and extend to the inside to be communicated with the evaporation tank and the sedimentation tank.

The purification device is characterized in that the front sides of the evaporation tank and the precipitation tank are respectively fixedly connected with an observation window, the observation windows are made of transparent toughened glass, and purification conditions of phenolic wastewater in the evaporation tank and the precipitation tank can be monitored at any time.

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

1. according to the dephenolizing device for preparing the resin product, the heated phenolic wastewater is sprayed into the evaporation tank by arranging the evaporation treatment device, and then high-temperature steam is introduced from the bottom of the evaporation tank, so that the phenolic wastewater is contacted and convected with the heated phenolic wastewater, and volatile phenol in the wastewater is transferred into the high-temperature steam, so that the purpose of purifying the phenolic wastewater is achieved.

2. The phenol-containing wastewater purified once is discharged into the precipitation tank through the high-pressure water pump, then activated carbon is added into the phenol-containing wastewater in the precipitation tank for secondary precipitation purification, phenol is prevented from remaining in the wastewater, and the wastewater is discharged into the outside, so that the ecological environment is influenced.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the evaporator of the utility model;

FIG. 3 is a schematic top view of the vapor inlet mechanism of the present utility model;

FIG. 4 is a schematic diagram of a sectional structure of a settling tank of the present utility model.

In the figure: 1. an evaporation tank; 2. a precipitation tank; 301. a water inlet pipe; 302. a spray head; 303. a steam exhaust pipe; 304. a steam inlet pipe; 305. an annular connecting pipe; 306. a steam nozzle; 401. a feed hopper; 402. a driving motor; 403. a stirring shaft; 404. a stirring rod; 5. a high pressure water pump; 6. a water pipe; 7. and an observation window.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a dephenolization device of resin product preparation, includes evaporation vessel 1 and precipitation tank 2, and precipitation tank 2 sets up in the right side of evaporation vessel 1, and the inside of evaporation vessel 1 is provided with evaporation treatment device, and the inside of precipitation tank 2 is provided with precipitation treatment device.

The evaporation treatment device comprises a water delivery mechanism and a steam inlet mechanism, wherein the water delivery mechanism is arranged at the top of the evaporation tank 1, and the steam inlet mechanism is arranged below the inside of the evaporation tank 1.

The water delivery mechanism comprises a water inlet pipe 301, a spray head 302 and a steam exhaust pipe 303, wherein the water inlet pipe 301 is fixedly connected to the center of the upper surface of the evaporation tank 1 and extends into the evaporation tank 1, the spray head 302 is fixedly connected to the bottom of the water inlet pipe 301, and heated phenolic wastewater led in from the water inlet pipe 301 is uniformly sprayed so as to be convenient to mix with high-temperature steam, and the steam exhaust pipe 303 is fixedly connected to the right side of the upper surface of the evaporation tank 1.

The steam inlet mechanism comprises a steam inlet pipe 304, an annular connecting pipe 305 and steam spray nozzles 306, wherein the steam inlet pipe 304 is fixedly connected to the left outer surface of the evaporation tank 1 and extends into the evaporation tank 1, the annular connecting pipe 305 is fixedly connected to the right end of the steam inlet pipe 304, the six steam spray nozzles 306 are respectively and annularly fixedly connected to the inner sides of the annular connecting pipe 305, high-temperature steam is better led out, contact convection is carried out between the steam spray nozzles and phenolic wastewater, and volatile phenol in the wastewater is transferred into high-temperature steam, so that the purpose of purifying the phenolic wastewater is achieved.

The sedimentation treatment device comprises a feed hopper 401, a driving motor 402, a stirring shaft 403 and stirring rods 404, wherein the feed hopper 401 is fixedly connected to the right side of the upper surface of a sedimentation tank 2, activated carbon powder is led into the sedimentation tank 2, the driving motor 402 is arranged above the center of the upper surface of the sedimentation tank 2, the top of the stirring shaft 403 is connected to the output end of the driving motor 402, and three groups of stirring rods 404 are vertically and fixedly connected to the outer surface of the stirring shaft 403 at equal intervals, so that the activated carbon powder and phenolic wastewater are fully mixed, the activated carbon powder is convenient to adsorb phenol in the wastewater, and the wastewater is further purified.

A high-pressure water pump 5 is arranged between the evaporation tank 1 and the precipitation tank 2, a water inlet and a water outlet of the high-pressure water pump 5 are respectively fixedly connected with a water pipe 6, and wastewater primarily purified in the evaporation tank 1 is pumped to the precipitation tank 2 through the high-pressure water pump 5 for further purification treatment. The left end and the right end of the water pipe 6 are respectively and fixedly connected below the evaporation tank 1 and the sedimentation tank 2 and extend to the inside to be communicated with the evaporation tank 1 and the sedimentation tank 2. The front of the evaporation tank 1 and the sedimentation tank 2 are respectively fixedly connected with an observation window 7, the observation window 7 is made of transparent toughened glass, and purification conditions of phenolic wastewater in the evaporation tank 1 and the sedimentation tank 2 can be monitored at any time.

When the phenolic wastewater purifying device is used, firstly, heated phenolic wastewater is discharged into the evaporation tank 1 through the water inlet pipe 301, phenolic wastewater is uniformly sprayed through the spray head 302, meanwhile, high-temperature steam is also led into the annular connecting pipe 305 through the steam inlet pipe 304, the high-temperature steam is sprayed out from the steam spray head 306, the rising high-temperature steam and the sprayed phenolic wastewater are subjected to contact convection, volatile phenol in the wastewater is transferred into the high-temperature steam, so that the purpose of purifying the phenolic wastewater is achieved, but a certain amount of phenol remains in the wastewater treated by an evaporation method, so that the high-pressure water pump 5 is started, the primarily purified phenolic wastewater is discharged into the precipitation tank 2 through the water pipe 6, then activated carbon powder is added into the precipitation tank 2 from the feed hopper 401, the driving motor 402 is started, the stirring shaft 403 is driven to rotate, and the stirring rod 404 on the stirring shaft 403 is driven to rotate, so that the activated carbon powder and the phenolic wastewater are fully mixed, and phenol in the phenolic wastewater is adsorbed, and the phenolic wastewater is further purified.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. The utility model provides a dephenolization device of resin product preparation, includes evaporation vessel (1) and precipitation tank (2), precipitation tank (2) set up in the right side of evaporation vessel (1), its characterized in that: an evaporation treatment device is arranged in the evaporation tank (1), and a precipitation treatment device is arranged in the precipitation tank (2);

the evaporation treatment device comprises a water delivery mechanism and a steam inlet mechanism, wherein the water delivery mechanism is arranged at the top of the evaporation tank (1), and the steam inlet mechanism is arranged below the inside of the evaporation tank (1);

the water delivery mechanism comprises a water inlet pipe (301), a spray head (302) and a steam exhaust pipe (303), wherein the water inlet pipe (301) is fixedly connected to the center of the upper surface of the evaporation tank (1) and extends into the evaporation tank (1), the spray head (302) is fixedly connected to the bottom of the water inlet pipe (301), and the steam exhaust pipe (303) is fixedly connected to the right side of the upper surface of the evaporation tank (1).

2. The dephenolizing device for the preparation of a resin product according to claim 1, wherein: the steam inlet mechanism comprises a steam inlet pipe (304), annular connecting pipes (305) and steam spray nozzles (306), wherein the steam inlet pipe (304) is fixedly connected to the left outer surface of the evaporation tank (1) and extends into the evaporation tank (1), the annular connecting pipes (305) are fixedly connected to the right ends of the steam inlet pipe (304), and six steam spray nozzles (306) are respectively and annularly fixedly connected to the inner sides of the annular connecting pipes (305).

3. The dephenolizing device for the preparation of a resin product according to claim 1, wherein: the sedimentation treatment device comprises a feed hopper (401), a driving motor (402), a stirring shaft (403) and stirring rods (404), wherein the feed hopper (401) is fixedly connected to the right side of the upper surface of a sedimentation tank (2), the driving motor (402) is arranged above the center of the upper surface of the sedimentation tank (2), the top of the stirring shaft (403) is connected to the output end of the driving motor (402), and three groups of stirring rods (404) are vertically and fixedly connected to the outer surface of the stirring shaft (403) at equal intervals.

4. The dephenolizing device for the preparation of a resin product according to claim 1, wherein: a high-pressure water pump (5) is arranged between the evaporation tank (1) and the precipitation tank (2), and a water inlet and a water outlet of the high-pressure water pump (5) are respectively and fixedly connected with a water delivery pipe (6).

5. The dephenolizing device for resin product preparation according to claim 4, wherein: the left end and the right end of the water delivery pipe (6) are respectively and fixedly connected to the lower parts of the evaporation tank (1) and the sedimentation tank (2) and extend to the inside to be communicated with the evaporation tank (1) and the sedimentation tank (2).

6. The dephenolizing device for the preparation of a resin product according to claim 1, wherein: the front sides of the evaporation tank (1) and the precipitation tank (2) are respectively fixedly connected with an observation window (7), and the observation windows (7) are made of transparent toughened glass.