A dryer for producing neopentyl glycol

Abstract

The utility model discloses a dryer for producing neopentyl glycol, and relates to the technical field of neopentyl glycol production. The utility model comprises a closed component, wherein a hot air component for circulating drying is arranged inside the closed component, a conveying component is arranged inside the closed component, a driving component is arranged inside the closed component, and a flipping component for pushing and dispersing crushed materials is arranged on the surface of the driving component. The utility model transmits hot air to the inside of the closed component through the hot air component, thereby saving the heat energy consumption of the drying process of neopentyl glycol. The motor drives the rotating shaft to rotate, and the first transmission wheel and the second transmission wheel conduct the conduction, so that the flipping plate moves back and forth horizontally on the top of the conveying component. The flipping plate pushes and disperses the neopentyl glycol crushed materials on the conveying component, and flips the crushed materials at the bottom to the top, so that the covered crushed materials can fully contact with the hot air, and the efficient and thorough drying process is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of neopentyl glycol production, in particular to a dryer for neopentyl glycol production. Background Art

[0002] Neopentyl glycol has a wide range of uses, mainly as a plasticizer, additive and other fine chemicals, and is resistant to water, chemicals and weathering. The main method for synthesizing neopentyl glycol is the sodium formate method. In the process of producing neopentyl glycol using the sodium formate method, neopentyl glycol needs to be dried, and the quality of drying directly affects the quality of the final product. The Chinese patent with publication number CN106802061A discloses a drying process for the production of neopentyl glycol, wherein the neopentyl glycol product is crushed to a particle size of 0.3-0.5 mm; the granular material is spread on a feed belt, the thickness of which is controlled to be 2-3 mm, the feed rate is 2-3 m / h, and the granular material is dried in a vacuum continuous convection dryer; the temperature in the vacuum continuous convection dryer is ensured to be 65-75°C, and air is supplied to the vacuum continuous convection dryer at a supply volume of 3-5 cubic meters / hour; after the material passes through the vacuum continuous convection dryer, it is cooled to room temperature in dry air.

[0003] With respect to the disclosed technology, when the existing neopentyl glycol drying device is in use, the neopentyl glycol crumbs are laid on the surface of the conveyor belt and dried by hot air. However, when the laid crumb products are dried in batches, the neopentyl glycol underneath is covered and blocked, which may easily lead to insufficient drying. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a dryer for producing neopentyl glycol.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical scheme: a dryer for producing neopentyl glycol, comprising a closed component, a circulating drying hot air component is arranged inside the closed component, a conveying component is arranged inside the closed component, a driving component is arranged inside the closed component, and a flipping component for pushing and dispersing crushed materials is arranged on the surface of the driving component.

[0006] The closed component comprises a drying pipe, a support seat is fixedly installed at the bottom of the drying pipe, inlet and outlet pipes are fixedly installed at both ends of the drying pipe, a control console is arranged at the front side of the drying pipe, and an observation window is inlaid on the front side of the drying pipe.

[0007] The hot air assembly comprises a hot air pipe, the hot air pipe is embedded in the drying pipe, two openings at the bottom of the hot air pipe are fixedly installed with air blowing hoods, a fan is arranged on the top of the hot air pipe, the input end of the fan is fixedly connected with a return pipe, and one end of the return pipe is connected to the top of the drying pipe, and a heating plate is arranged inside the hot air pipe;

[0008] The number of the heating plates is multiple, and the multiple groups of heating plates are arranged in an array.

[0009] The conveying assembly comprises a conveying belt, the conveying belt is arranged inside the drying pipe, a heating layer is fixedly connected to the surface of the conveying belt, and a heating wire is arranged inside the heating layer.

[0010] The driving assembly comprises a fixed plate, the fixed plate is fixedly installed on the inner top of the drying pipe, the first sliding sleeve is fixedly installed on the bottom of the fixed plate, a motor is arranged at one end of the first sliding sleeve, a rotating shaft is fixedly connected to the output end of the motor, and a first transmission wheel is fixedly installed on the surface of the rotating shaft;

[0011] There are multiple groups of first transmission wheels, and the multiple groups of first transmission wheels are arranged at equal intervals.

[0012] The flip assembly includes a second sliding sleeve, a second sliding sleeve is fixedly mounted on the surface of the fixed plate, a screw is rotatably mounted inside the second sliding sleeve, a second transmission wheel is fixedly mounted on one end of the screw, and the second transmission wheel is meshingly connected with the first transmission wheel, a slide plate is slidably mounted on the surface of the screw, and the slide plate is fitted with the inner wall of the second sliding sleeve, and a flip plate is fixedly mounted on the bottom of the slide plate;

[0013] The number of the flaps is multiple groups, and the multiple groups of flaps are arranged at equal distances.

[0014] The number of the flipping components is multiple, and the multiple flipping components are arranged at equal distances, and the flipping components are arranged corresponding to the first transmission wheel.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model transmits hot air to the internal circulation of the closed component through the hot air component, thereby saving the heat energy consumption of the neopentyl glycol drying process. The motor drives the rotating shaft to rotate, and the first transmission wheel and the second transmission wheel conduct the power, so that the flip plate moves back and forth horizontally on the top of the transmission component. The flip plate pushes and flips the neopentyl glycol crushed materials on the transmission component, and flips the crushed materials at the bottom to the top. The covered crushed materials can fully contact with the hot air, ensuring efficient and thorough drying. The heating wire in the heating layer heats the bottom of the crushed materials, further accelerating the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the local structure of the utility model from the first perspective;

[0020] Figure 4 It is a schematic diagram of the local structure of the utility model from the second viewing angle.

[0021] Figure numerals: 1. Closing component; 101. Drying duct; 102. Support seat; 103. Inlet and outlet pipes; 104. Control console; 105. Observation window; 2. Hot air component; 201. Hot air pipe; 202. Blowing hood; 203. Fan; 204. Return pipe; 205. Heating plate; 3. Conveying component; 301. Conveyor belt; 302. Heating layer; 4. Driving component; 401. Fixed plate; 402. First sliding sleeve; 403. Motor; 404. Rotating shaft; 405. First transmission wheel; 5. Flipping component; 501. Second sliding sleeve; 502. Screw; 503. Second transmission wheel; 504. Slide plate; 505. Flipping plate. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0023] like Figure 1-Figure 4 As shown, a dryer for producing neopentyl glycol comprises a closed component 1, wherein a hot air component 2 for circulating drying is arranged inside the closed component 1, a conveying component 3 is arranged inside the closed component 1, a driving component 4 is arranged inside the closed component 1, and a flipping component 5 for pushing and dispersing crushed materials is arranged on the surface of the driving component 4; specifically, hot air is circulated and transported to the inside of the closed component 1 by the hot air component 2, thereby drying the neopentyl glycol and saving heat energy consumption, the neopentyl glycol crushed materials are transmitted by the conveying component 3 so that they are fully contacted with the hot air for drying, and the bottom of the crushed materials is heated to further accelerate the drying efficiency, and the flipping component 5 is driven by the driving component 4 to move back and forth laterally on the top of the conveying component 3, so that the flipping component 5 pushes and flips the neopentyl glycol crushed materials on the conveying component 3, and flips the crushed materials at the bottom to the top, so that the covered crushed materials can be fully contacted with the hot air, thereby ensuring efficient and thorough drying.

[0024] The closed component 1 includes a drying pipe 101, a support seat 102 is fixedly installed at the bottom of the drying pipe 101, inlet and outlet pipes 103 are fixedly installed at both ends of the drying pipe 101, a control console 104 is arranged on the front side of the drying pipe 101, and an observation window 105 is embedded on the front side of the drying pipe 101; specifically, the drying process of the neopentyl glycol is sealed and protected by the drying pipe 101 to provide an effective heating environment, the neopentyl glycol crushed materials are transported and output at the conveying component 3 through the inlet and outlet pipes 103, the operation of each component is regulated and set by the control console 104, and the staff can observe the drying process of the neopentyl glycol through the observation window 105.

[0025] The hot air assembly 2 includes a hot air pipe 201, which is embedded in the drying duct 101, and a blow hood 202 is fixedly installed at two openings at the bottom of the hot air pipe 201. A fan 203 is arranged on the top of the hot air pipe 201, and a return pipe 204 is fixedly connected to the input end of the fan 203, and one end of the return pipe 204 is connected to the top of the drying duct 101. A heating plate 205 is arranged inside the hot air pipe 201;

[0026] There are multiple groups of heating plates 205, and the multiple groups of heating plates 205 are arranged in an array; specifically, the air flow is driven by the fan 203 to circulate the air, and the air is heated by the heating plate 205 when passing through the hot air pipe 201 to become hot air, which is blown to the surface of the conveying component 3 in the drying pipe 101 to dry the neopentyl glycol crushed material conveyed thereon, and is circulated and conveyed to the hot air pipe 201 by the reflux pipe 204 for heating, thereby reducing heat loss and saving energy.

[0027] The conveying component 3 includes a conveyor belt 301, and the conveyor belt 301 is arranged inside the drying pipe 101. The surface of the conveyor belt 301 is fixedly connected with a heating layer 302, and the heating layer 302 is provided with a heating wire. Specifically, the conveyor belt 301 drives the neopentyl glycol crushed materials thereon to be transported to ensure sufficient drying time, and the heating wire in the heating layer 302 is used to increase the surface temperature of the conveyor belt 301, heat the neopentyl glycol located in the lower layer, and further improve the efficiency of drying completion.

[0028] The driving assembly 4 includes a fixing plate 401, the fixing plate 401 is fixedly installed on the inner top of the drying pipe 101, the first sliding sleeve 402 is fixedly installed on the bottom of the fixing plate 401, a motor 403 is arranged at one end of the first sliding sleeve 402, a rotating shaft 404 is fixedly connected to the output end of the motor 403, and a first transmission wheel 405 is fixedly sleeved and installed on the surface of the rotating shaft 404;

[0029] There are multiple groups of first transmission wheels 405, and the multiple groups of first transmission wheels 405 are arranged equidistantly; specifically, the motor 403 drives the rotating shaft 404 to rotate, and the rotating shaft 404 drives the first transmission wheels 405 to rotate, thereby driving the flip assembly 5 connected thereto to move.

[0030] The flip assembly 5 includes a second sleeve 501, the second sleeve 501 is fixedly mounted on the surface of the fixed plate 401, a screw rod 502 is rotatably mounted inside the second sleeve 501, a second transmission wheel 503 is fixedly mounted on one end of the screw rod 502, and the second transmission wheel 503 is meshingly connected with the first transmission wheel 405, a slide plate 504 is slidably mounted on the surface of the screw rod 502, and the slide plate 504 is fitted with the inner wall of the second sleeve 501, and a flip plate 505 is fixedly mounted on the bottom of the slide plate 504;

[0031] There are multiple groups of flip plates 505, and the multiple groups of flip plates 505 are arranged at equal intervals; specifically, the rotation of the first transmission wheel 405 drives the second transmission wheel 503 to rotate, and the second transmission wheel 503 drives the screw 502 to rotate, thereby driving the slide plate 504 to slide inside the second sleeve 501, and controlling the flip plates 505 to move back and forth laterally, so that the flip plates 505 flip the neopentyl glycol crushed materials transported on the conveying component 3, and turn out the neopentyl glycol covered at the bottom layer, so that it can fully contact with the hot air, thereby ensuring that it is dried thoroughly and evenly.

[0032] There are multiple groups of flipping assemblies 5 , and the multiple groups of flipping assemblies 5 are arranged at equal distances, and the flipping assemblies 5 and the first transmission wheel 405 are arranged correspondingly.

[0033] In summary, when the utility model is used, the staff feeds the neopentyl glycol crumbs to be processed from the feed-in and feed-out pipes 103 at one end, lays them on the surface of the conveying assembly 3, relies on the conveyor belt 301 to drive the neopentyl glycol to move, starts the fan 203 to drive the air flow, and the air is heated by the heating plate 205 when passing through the hot air pipe 201. The hot air is blown to the surface of the conveying assembly 3 to dry the neopentyl glycol crumbs conveyed thereon, and the air is circulated and transported to the hot air pipe 201 by the return pipe 204 for heating. When the neopentyl glycol moves to the flipping assembly 5, the motor 4 03 drives the rotating shaft 404 to rotate, and through the conduction of the rotating shaft 404 and the first transmission wheel 405, drives the slide plate 504 to slide inside the second sliding sleeve 501, controls the flip plate 505 to move back and forth horizontally, and the flip plate 505 pushes and flips the neopentyl glycol crumbs transported on the conveying component 3, turns out the covered neopentyl glycol, and contacts the subsequent hot air drying treatment, thereby ensuring that the neopentyl glycol is dried thoroughly and evenly. In the process of conveying the neopentyl glycol crumbs, the heating wire in the bottom heating layer 302 heats the neopentyl glycol located in the lower layer, thereby further improving the efficiency of drying completion.

Claims

1. A dryer for producing neopentyl glycol, characterized in that: The invention comprises a closed component (1), wherein a circulating drying hot air component (2) is arranged inside the closed component (1), a conveying component (3) is arranged inside the closed component (1), a driving component (4) is arranged inside the closed component (1), and a turning component (5) for pushing and dispersing the crushed materials is arranged on the surface of the driving component (4); The closed component (1) comprises a drying duct (101), a support seat (102) is fixedly mounted on the bottom of the drying duct (101), inlet and outlet pipes (103) are fixedly mounted on both ends of the drying duct (101), a control console (104) is arranged on the front side of the drying duct (101), and an observation window (105) is inlaid on the front side of the drying duct (101); The conveying assembly (3) comprises a conveyor belt (301), the conveyor belt (301) is arranged inside the drying pipe (101), a heating layer (302) is fixedly connected to the surface of the conveyor belt (301), and a heating wire is arranged inside the heating layer (302).

2. A dryer for producing neopentyl glycol according to claim 1, characterized in that: The hot air component (2) comprises a hot air pipe (201), the hot air pipe (201) is embedded in the interior of the drying pipe (101), air blowing hoods (202) are fixedly installed at two openings at the bottom of the hot air pipe (201), a fan (203) is arranged on the top of the hot air pipe (201), the input end of the fan (203) is fixedly connected to a return pipe (204), and one end of the return pipe (204) is connected to the top of the drying pipe (101), and a heating plate (205) is arranged inside the hot air pipe (201); The number of the heating plates (205) is multiple groups, and the multiple groups of heating plates (205) are arranged in an array.

3. A dryer for producing neopentyl glycol according to claim 1, characterized in that: The driving assembly (4) comprises a fixing plate (401), the fixing plate (401) being fixedly mounted on the inner top of the drying pipe (101), a first sliding sleeve (402) being fixedly mounted on the bottom of the fixing plate (401), a motor (403) being disposed at one end of the first sliding sleeve (402), a rotating shaft (404) being fixedly connected to the output end of the motor (403), and a first transmission wheel (405) being fixedly mounted on the surface of the rotating shaft (404); The number of the first transmission wheels (405) is multiple, and the multiple groups of first transmission wheels (405) are arranged at equal distances.

4. A dryer for producing neopentyl glycol according to claim 3, characterized in that: The flip assembly (5) comprises a second sliding sleeve (501), the second sliding sleeve (501) is fixedly mounted on the surface of the fixed plate (401), a screw rod (502) is rotatably mounted inside the second sliding sleeve (501), a second transmission wheel (503) is fixedly mounted on one end of the screw rod (502), and the second transmission wheel (503) is meshingly connected with the first transmission wheel (405), a slide plate (504) is slidably mounted on the surface of the screw rod (502), and the slide plate (504) is fitted with the inner wall of the second sliding sleeve (501), and a flip plate (505) is fixedly mounted on the bottom of the slide plate (504); The number of the flap plates (505) is multiple groups, and the multiple groups of flap plates (505) are arranged at equal distances.

5. A dryer for producing neopentyl glycol according to claim 4, characterized in that: The number of the flipping assemblies (5) is multiple, and the multiple groups of flipping assemblies (5) are arranged at equal distances, and the flipping assemblies (5) and the first transmission wheel (405) are arranged correspondingly.

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