CN212205345U

CN212205345U - Drying device is used in neopentyl glycol production

Info

Publication number: CN212205345U
Application number: CN202020593060.XU
Authority: CN
Inventors: 李卫东; 边荣刚
Original assignee: Binzhou Xinkeaode Technology Co ltd
Current assignee: Binzhou Xinkeaode Technology Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-22
Anticipated expiration: 2030-04-20

Abstract

The utility model provides a drying device is used in neopentyl glycol production, the novel nipple rectifier comprises a cylindrical shel, be equipped with the intermediate layer in the barrel, the intermediate layer is located between the periphery and the inner wall of barrel, hot-fluid import and external intercommunication are passed through in interbedded left side, the second vacuum pump passes through second exhaust tube and the inside intercommunication of drum, the discharge gate that is located the discharging pipe right side is seted up to the bottom surface of piston pipe, the left and right sides difference fixed mounting electric telescopic handle of piston pipe inner wall, the inner difference fixed mounting piston of electric telescopic handle movable rod, the right side fixed mounting PLC controller of barrel, the PLC controller passes through circuit connection. The utility model discloses can accomplish to keep the inside vacuum of drier when material is arranged to solid granular material loading to can be incessant carry out the drying to the material in succession, can guarantee dry homogeneity, and can keep the inside vacuum of barrel in material loading and row, increased dry work efficiency, saved the time.

Description

Drying device is used in neopentyl glycol production

Technical Field

The utility model belongs to the drying device field, specifically speaking are drying device is used in neopentyl glycol production.

Background

In the production process of neopentyl glycol, can obtain neopentyl glycol and crude sodium formate solution after separating the concentrate that contains the neopentyl glycol of production, can obtain the sodium formate precipitate after concentrating the centrifugation to crude sodium formate solution, later need carry out drying process to the sodium formate precipitate, because sodium formate is easy decomposition under high temperature, consequently, drying to sodium formate generally adopts vacuum rake dryer to dry, CN208520168U discloses a vacuum rake dryer, but because sodium formate belongs to solid granular material, there is the space each other, consequently use the device can't guarantee the vacuum material loading and the ejection of compact of solid granular material, I have designed a drying device for the production of neopentyl glycol.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drying device is used in neopentyl glycol production for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a drying device for neopentyl glycol production comprises a barrel, wherein an interlayer is arranged in the barrel and is positioned between the periphery and the inner wall of the barrel, the left side of the interlayer is communicated with the outside through a hot fluid inlet, the right side of the interlayer is communicated with the outside through a hot fluid outlet, a first vacuum pump is fixedly installed on the top surface of the right side of the periphery of the barrel and is communicated with the inside of the barrel through a first exhaust pipe, a motor is fixedly installed on the left side of the barrel, a stirring shaft is fixedly connected with the right end of a rotating shaft of the motor, the right end of the stirring shaft penetrates through the left side of the barrel and is connected with a right bearing of the inner wall of the barrel, the left end of the stirring shaft penetrates through a reserved hole on the left side of the barrel and is connected with the inner wall of the reserved hole through a sealing bearing, a plurality, the upside fixed mounting second vacuum pump on drum right side, the second vacuum pump passes through second exhaust tube and the inside intercommunication of drum, the middle part fixed mounting conical hopper of drum inner wall, the inner wall fixed mounting motorised valve of conical hopper's bottom, the bottom side of drum is through inlet pipe and the inside intercommunication of barrel, the bottom side fixed mounting piston pipe on drum right side, the inside intercommunication of discharging pipe and piston pipe is passed through to the barrel, the discharge gate that is located the discharging pipe right side is seted up to the bottom surface of piston pipe, the left and right sides of piston pipe inner wall is fixed mounting electric telescopic handle respectively, the inner of electric telescopic handle movable rod is the fixed mounting piston respectively, the right side fixed mounting PLC controller of barrel, PLC controller and electric telescopic handle are respectively through.

In the drying device for producing neopentyl glycol, the stirring rake teeth comprise the stirring arms fixedly arranged on the periphery of the stirring shaft, and a spiral stirring blade is fixedly arranged on each two stirring arms.

According to the drying device for producing neopentyl glycol, the spiral blade is fixedly arranged in the interlayer.

According to the drying device for producing the neopentyl glycol, the temperature sensor is arranged inside the cylinder body.

According to the drying device for producing neopentyl glycol, the periphery of the cylinder body is wrapped by a layer of heat-insulating asbestos.

According to the drying device for producing neopentyl glycol, the condensing device is fixedly installed at the air outlet of the first vacuum pump.

The utility model has the advantages that: the utility model discloses can accomplish to keep the inside vacuum of drier when material is arranged to solid granular material loading to can be incessant carry out the drying to the material in succession, increased work efficiency, saved operating time. When the device is used, the length of a piston of the device is larger than the length between a discharge pipe and a discharge port, materials are filled between a cylinder and a conical funnel through a particle material feeding valve in a feeding port, the particle material feeding valve is closed, a second vacuum pump is started to pump air out, an electric valve is opened, the materials enter the lower half part of the cylinder and enter the cylinder through the feeding pipe at a constant speed, hot fluid is introduced into an interlayer from a hot fluid inlet to the interior of the cylinder, a motor is started, the motor drives a stirring shaft and stirring rake teeth to rotate, the materials are stirred, lifted and overturned through the stirring rake teeth in the cylinder and are stirred to move to the right, the drying of the materials is realized, the generated vapor is pumped out through the first vacuum pump, the materials move to the right and enter a piston pipe through the feeding pipe, a PLC controller is started, and, the maximum stroke of the piston on the left side can be moved to the left side of the discharge port, the maximum stroke of the piston on the right side can be moved to the right side of the discharge pipe, under the control of the PLC controller, the electric telescopic rod on the right side is extended, the piston on the right side is in contact fit with the piston on the left side of the discharge port, the PLC controller controls the electric telescopic rod on the left side to contract, the electric telescopic rod on the right side continues to extend until the piston on the right side moves to the right side of the discharge pipe and stops, the piston on the left side continues to move to the left side, the material falls between the two pistons, then the PLC controller controls the electric telescopic rod on the left side to extend, the electric telescopic rod on the right side contracts, the two pistons move to the right side with the material between the two pistons, the, inside can not leading to the air admission barrel, this device can realize the incessant drying of carrying on of material, can realize the continuous feeding to the material through the lower half of drum and feed inlet, can incessant carry out the drying to the material, can guarantee dry homogeneity to can keep the inside vacuum of barrel in material loading and row material, increased dry work efficiency, saved the time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A drying device for neopentyl glycol production comprises a barrel body 1, wherein an interlayer 2 is arranged in the barrel body 1, the interlayer 2 is positioned between the periphery and the inner wall of the barrel body 1, the left side of the interlayer 2 is communicated with the outside through a hot fluid inlet 3, the right side of the interlayer 2 is communicated with the outside through a hot fluid outlet 4, a first vacuum pump 5 is fixedly installed on the top surface of the right side of the periphery of the barrel body 1, the first vacuum pump 5 is communicated with the inside of the barrel body 1 through a first exhaust pipe 6, a motor 7 is fixedly installed on the left side of the barrel body 1, the right end of a rotating shaft of the motor 7 is fixedly connected with a stirring shaft 8, the right end of the stirring shaft 8 penetrates through the left side of the barrel body 1 and is connected with a right side bearing of the inner wall of the barrel body 1, the left end of the stirring shaft 8 penetrates through a reserved hole on, feed inlet 11 is seted up to the top surface of drum 10, fixed mounting granule material feed valve 12 in feed inlet 11, upside fixed mounting second vacuum pump 13 on drum 10 right side, second vacuum pump 13 is through second exhaust tube 14 and the inside intercommunication of drum 10, the middle part fixed mounting conical hopper 15 of drum 10 inner wall, the inner wall fixed mounting motorised valve 16 of conical hopper 15's bottom, inlet pipe 17 and the inside intercommunication of barrel 1 are passed through to the bottom side of drum 10, the bottom side fixed mounting piston tube 18 on barrel 1 right side, barrel 1 passes through discharging pipe 19 and the inside intercommunication of piston tube 18, the discharge gate 20 that is located discharging pipe 19 right side is seted up to the bottom surface of piston tube 18, the left and right sides of piston tube 18 inner wall respectively fixed mounting electric telescopic handle 21, the inner fixed mounting piston 22 respectively of electric telescopic handle 21 movable rod, the right side fixed mounting PLC controller 23 of barrel 1, PLC controller 23 and electric telescopic handle 21 are respectively through. The utility model discloses can accomplish to keep the inside vacuum of drier when material is arranged to solid granular material loading to can be incessant carry out the drying to the material in succession, increased work efficiency, saved operating time. When the device is used, the length of a piston of the device is larger than the length between a discharge pipe 19 and a discharge hole 20, a material is filled between a cylinder 10 and a conical hopper 15 through a particle material feeding valve 12 in a feeding hole 11, the particle material feeding valve 12 is closed, a second vacuum pump 13 is started to pump air out, an electric valve 16 is opened, the material enters the lower half part of the cylinder 10 and enters the cylinder 1 through a feeding pipe 17 at a constant speed, hot fluid is introduced into an interlayer 2 from a hot fluid inlet 3 to the inside of the cylinder 1, a motor 7 is started, the motor 7 drives a stirring shaft 8 and stirring rake teeth 9 to rotate, the material is stirred, lifted and overturned in the cylinder 1 through the stirring rake teeth 9, the material is stirred to move to the right, the drying of the material is realized, the generated water vapor is pumped out through the first vacuum pump 5, the material moves to the right, starting the PLC 23, the electric telescopic rod 21 can drive the corresponding piston 22 to move, the maximum stroke of the piston 22 on the left side can move to the left side of the discharge pipe 20, the maximum stroke of the piston 22 on the right side can move to the right side of the discharge pipe 19, under the control of the PLC 23, the electric telescopic rod 21 on the right side extends, the piston 22 on the right side contacts and matches with the piston 22 on the left side of the discharge pipe 20, the PLC 23 controls the electric telescopic rod 21 on the left side to contract, the electric telescopic rod 21 on the right side continues to extend until the piston 22 on the right side moves to the right side of the discharge pipe 19 and stops, the piston 22 on the left side continues to move to the left side, the material falls between the two pistons 22, then the PLC 23 controls the electric telescopic rod 21 on the left side to extend, the electric telescopic rod 21 on the right side contracts, piston 22 on right side continues to move rightwards, the material discharges through discharge gate 20, at the in-process of arranging the material, two pistons 22 contact cooperation when moving leftwards, can not lead to the air to get into inside the barrel 1, this device can realize incessantly drying the material, can realize the continuous feeding to the material through lower half and feed inlet 17 of drum 10, can incessantly dry the material, can guarantee dry homogeneity, and can keep barrel 1 inside vacuum in material loading and row material, dry work efficiency has been increased, time is saved.

Specifically, as shown in the figure, the stirring rake 9 of the present embodiment includes stirring arms 91 fixedly installed on the outer periphery of the stirring shaft 8, and a helical stirring blade 92 is fixedly installed on each two stirring arms 91. Through stirring arm 91 and stirring vane 92, can stir, promote, overturn the material to can promote the material and remove right at the dry in-process of stirring.

Specifically, as shown in the figure, the spiral blade 24 is fixedly installed in the interlayer 2 according to the embodiment. The helical blade 23 can increase the stroke of the hot fluid, and the inside of the cylinder can be uniformly heated through the guidance of the helical blade 24.

Further, as shown in the figure, a temperature sensor is arranged inside the cylinder 1 according to the embodiment. Carry out temperature monitoring through temperature sensor to feed back the operating personnel with the temperature, operating personnel can change the speed to the hot-fluid that lets in 2 intermediate layer according to the inside temperature of barrel 1 height.

Furthermore, as shown in the figure, the outer circumference of the cylinder 1 according to the present embodiment is wrapped with a layer of heat-insulating asbestos. Through thermal-insulated asbestos, can keep warm to barrel 1 inside, avoid the heat to scatter and disappear through barrel 1 outside.

Further, as shown in the figure, a condensing device 25 is fixedly installed at the air outlet of the first vacuum pump 5 according to the embodiment. The condensing unit 25 can condense the water vapor extracted from the inside of the cylindrical body 1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a drying device is used in neopentyl glycol production which characterized in that: comprises a cylinder body (1), an interlayer (2) is arranged in the cylinder body (1), the interlayer (2) is positioned between the periphery and the inner wall of the cylinder body (1), the left side of the interlayer (2) is communicated with the outside through a hot fluid inlet (3), the right side of the interlayer (2) is communicated with the outside through a hot fluid outlet (4), a first vacuum pump (5) is fixedly arranged on the top surface of the right side of the periphery of the cylinder body (1), the first vacuum pump (5) is communicated with the inside of the cylinder body (1) through a first exhaust pipe (6), a motor (7) is fixedly arranged on the left side of the cylinder body (1), the right end of a rotating shaft of the motor (7) is fixedly connected with a stirring shaft (8), the right end of the stirring shaft (8) penetrates through the left side of the cylinder body (1) and is connected with a right bearing of the inner wall of the cylinder body (1), the left, a plurality of stirring rake teeth (9) are fixedly installed on the periphery of a stirring shaft (8), a cylinder (10) is arranged above the left side of a cylinder body (1), a feeding hole (11) is formed in the top surface of the cylinder (10), a particle material feeding valve (12) is fixedly installed in the feeding hole (11), a second vacuum pump (13) is fixedly installed on the upper side of the right side of the cylinder (10), the second vacuum pump (13) is communicated with the inside of the cylinder (10) through a second air suction pipe (14), a conical funnel (15) is fixedly installed in the middle of the inner wall of the cylinder (10), an electric valve (16) is fixedly installed on the inner wall of the bottom of the conical funnel (15), the bottom side of the cylinder (10) is communicated with the inside of the cylinder body (1) through a feeding pipe (17), a piston pipe (18) is fixedly installed on the bottom side of the right side of the cylinder body (1), the cylinder body (1) is communicated with the inside of, the left side and the right side of the inner wall of the piston pipe (18) are respectively and fixedly provided with an electric telescopic rod (21), the inner end of a movable rod of the electric telescopic rod (21) is respectively and fixedly provided with a piston (22), the right side of the barrel body (1) is fixedly provided with a PLC (programmable logic controller) (23), and the PLC (23) and the electric telescopic rod (21) are respectively connected through a circuit.

2. The drying device for neopentyl glycol production as claimed in claim 1, wherein: the stirring rake teeth (9) comprise stirring arms (91) fixedly arranged on the periphery of the stirring shaft (8), and each two stirring arms (91) are fixedly provided with a spiral stirring blade (92).

3. The drying device for neopentyl glycol production as claimed in claim 1, wherein: helical blades (24) are fixedly arranged in the interlayer (2).

4. The drying device for neopentyl glycol production as claimed in claim 1, wherein: a temperature sensor is arranged in the cylinder body (1).

5. The drying device for neopentyl glycol production as claimed in claim 1, wherein: the periphery of the cylinder body (1) is wrapped with a layer of heat-insulating asbestos.

6. The drying device for neopentyl glycol production as claimed in claim 1, wherein: and a condensing device (25) is fixedly arranged at the air outlet of the first vacuum pump (5).