阅读说明：本技术 一种二氯甲烷干燥器 (Methylene dichloride desicator ) 是由 许维忠 王晓华 范子星 于 2020-06-19 设计创作，主要内容包括：本发明公开了一种二氯甲烷干燥器,包括二氯甲烷储存室,所述二氯甲烷储存室的下端面固定连接有出料通管,所述二氯甲烷储存室的下端面且位于出料通管的右方固定连接有第一管接套,所述第一管接套的下端固定连接有第一通管,所述第一通管的一端且远离第一管接套的一端固定连接有循环泵,所述循环泵的侧面且位于第一通管的对侧固定连接有第二通管,所述第二通管的一端且远离循环泵的一端固定连接有干燥室。本发明,通过在干燥剂储存室下方设置的耐腐蚀泵,能够实现自动更换干燥剂,并对干燥剂循环利用,通过在二氯甲烷储存室的下方设置循环泵,可以实现对二氯甲烷的循环干燥,达到更好地干燥效果。(The invention discloses a dichloromethane dryer which comprises a dichloromethane storage chamber, wherein a discharging through pipe is fixedly connected to the lower end face of the dichloromethane storage chamber, a first pipe connecting sleeve is fixedly connected to the lower end face of the dichloromethane storage chamber and positioned on the right side of the discharging through pipe, a first through pipe is fixedly connected to the lower end of the first pipe connecting sleeve, a circulating pump is fixedly connected to one end of the first through pipe and one end of the first through pipe, which is far away from the first pipe connecting sleeve, a second through pipe is fixedly connected to the side face of the circulating pump and is positioned on the opposite side of the first through pipe, and a drying chamber is fixedly connected to one end of the second through pipe and one end of the second through pipe. According to the invention, the corrosion-resistant pump is arranged below the drying agent storage chamber, so that the drying agent can be automatically replaced and recycled, and the circulating pump is arranged below the dichloromethane storage chamber, so that the dichloromethane can be dried circularly, and a better drying effect is achieved.)

1. A methylene chloride dryer comprising a methylene chloride storage chamber (2), characterized in that: the upper end face of the dichloromethane storage chamber (2) is fixedly connected with a feeding through pipe (1), the lower end face of the dichloromethane storage chamber (2) is fixedly connected with a discharging through pipe (3), the lower end face of the dichloromethane storage chamber (2) is positioned on the right side of the discharging through pipe (3) and is fixedly connected with a first pipe connecting sleeve (4), the lower end of the first pipe connecting sleeve (4) is fixedly connected with a first through pipe (5), one end of the first through pipe (5) is far away from one end of the first pipe connecting sleeve (4) and is fixedly connected with a circulating pump (6), the side face of the circulating pump (6) is positioned on the opposite side of the first through pipe (5) and is fixedly connected with a second through pipe (7), one end of the second through pipe (7) is far away from one end of the circulating pump (6) and is fixedly connected with a drying chamber (12), and the inner bottom face of the drying chamber (12, the inner wall of the limiting block (8) is fixedly connected with a water molecule penetration pipe (13), the upper end surface of the water molecule penetration pipe (13) is fixedly connected with a first fixed end (14), the upper end face of the first fixed end (14) is fixedly connected with a quartz tube (11), one end of the quartz tube (11) far away from the drying chamber (12) is fixedly connected with a drying agent storage chamber (10), the lower end of the drying agent storage chamber (10) is fixedly connected with a corrosion-resistant pump (9) through a quartz tube (11), a second fixed end (15) is fixedly connected to the upper end surface of the drying chamber (12) and positioned on the left of the first fixed end (14), the upper end surface of the second fixed end (15) is fixedly connected with a third tee pipe (17), one end of the third pipe (17) far away from the drying chamber (12) is fixedly connected with a second pipe joint sleeve (18).

2. The methylene chloride dryer of claim 1, wherein: the lower end face of the second pipe joint sleeve (18) is fixedly connected with the upper end face of the dichloromethane storage chamber (2).

3. The methylene chloride dryer of claim 1, wherein: the water molecule permeation tube (13) comprises a dialysis layer (1301) and a reinforcing layer (1302), and the inner surface of the dialysis layer (1301) is fixedly connected with the outer surface of the reinforcing layer (1302).

4. The methylene chloride dryer of claim 1, wherein: the lower end of the water molecule penetration pipe (13) is fixedly connected with the lower end of the corrosion-resistant pump (9) through a quartz pipe (11).

5. The methylene chloride dryer of claim 1, wherein: the pipeline of the second through pipe (7) is provided with a pipe joint (16), and the pipeline of the third through pipe (17) is provided with a pipe joint (16).

6. The methylene chloride dryer of claim 1, wherein: the corrosion-resistant pump (9) comprises a pump shell (901), a pump connecting end (902), a gear (903) and a rotating shaft (904), wherein the upper end face and the lower end face of the pump shell (901) are fixedly connected with the pump connecting end (902), the inner wall of the pump shell (901) is movably connected with the rotating shaft (904) through a bearing, and the side face of the rotating shaft (904) is fixedly connected with the gear (903).

7. The methylene chloride dryer of claim 1, wherein: the dichloromethane storage chamber (2) is communicated with the inside of the drying chamber (12) through a second through pipe (7) and a third through pipe (17).

8. The methylene chloride dryer of claim 1, wherein: the water molecule penetrating pipe (13) is communicated with the interior of the drying agent storage chamber (10) through a quartz pipe (11).

Technical Field

The invention relates to the field of chemical production, in particular to a dichloromethane dryer.

Background

The dichloromethane is colorless, transparent, heavier than water, volatile liquid, has pungent aromatic odor, density of 1.335, boiling point of 40 ℃, freezing point of-97 ℃, critical temperature of 245 ℃, is slightly soluble in water, and is widely applied to the fields of adhesives, polyurethane foaming agents, cleaning agents, fluorine refrigerants, medicines and the like.

At present, the drying agent needs to be replaced regularly in the drying mode of industrial production of dichloromethane, the drying agent can be discarded after being used once and cannot be recovered in time, the cost for drying and using the dichloromethane is high, and the drying efficiency of the dichloromethane is low.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a dichloromethane dryer.

In order to achieve the purpose, the invention adopts the following technical scheme: a dichloromethane dryer comprises a dichloromethane storage chamber, wherein the upper end face of the dichloromethane storage chamber is fixedly connected with a feeding through pipe, the lower end face of the dichloromethane storage chamber is fixedly connected with a discharging through pipe, the lower end face of the dichloromethane storage chamber is fixedly connected with a first pipe connecting sleeve on the right side of the discharging through pipe, the lower end of the first pipe connecting sleeve is fixedly connected with a first through pipe, one end of the first through pipe, far away from the first pipe connecting sleeve, is fixedly connected with a circulating pump, the side face of the circulating pump, far away from the opposite side of the first through pipe, is fixedly connected with a second through pipe, one end of the second through pipe, far away from the circulating pump, is fixedly connected with a drying chamber, the inner bottom face of the drying chamber is fixedly connected with a limiting block, the inner wall of the limiting block is fixedly connected with a water molecule through pipe, and the upper end face of the water, the drying device comprises a drying chamber, a quartz tube, a corrosion-resistant pump, a third tee tube, a third pipe and a second pipe connecting sleeve, wherein the quartz tube is fixedly connected to the upper end face of the first fixed end, one end of the quartz tube is fixedly connected with the drying agent storage chamber far away from the drying chamber, the lower end of the drying agent storage chamber is fixedly connected with the corrosion-resistant pump through the quartz tube, the upper end face of the drying chamber is fixedly connected with the second fixed end on the left of the first fixed end, the third tee tube is fixedly connected with the upper end face of the second fixed end, and one end of the.

As a further description of the above technical solution:

the lower end face of the second pipe connecting sleeve is fixedly connected with the upper end face of the dichloromethane storage chamber.

As a further description of the above technical solution:

the water molecule penetrating pipe comprises a dialysis layer and a reinforcing layer, and the inner surface of the dialysis layer is fixedly connected with the outer surface of the reinforcing layer.

As a further description of the above technical solution:

the lower end of the water molecule permeation tube is fixedly connected with the lower end of the corrosion-resistant pump through a quartz tube.

As a further description of the above technical solution:

and a pipe joint is arranged on the pipeline of the second through pipe, and a pipe joint is arranged on the pipeline of the third through pipe.

As a further description of the above technical solution:

the corrosion-resistant pump comprises a pump shell, a pump connecting end, gears and a rotating shaft, wherein the pump connecting end is fixedly connected with the upper end face and the lower end face of the pump shell, the rotating shaft is movably connected with the inner wall of the pump shell through a bearing, and the gears are fixedly connected with the side faces of the rotating shaft.

As a further description of the above technical solution:

the dichloromethane storage chamber is communicated with the inside of the drying chamber through a second through pipe and a third through pipe, and the water molecule permeation pipe is communicated with the inside of the drying agent storage chamber through a quartz pipe.

The invention has the following beneficial effects:

1. compared with the prior art, the dichloromethane dryer can realize automatic drying agent replacement and cyclic utilization of the drying agent through the corrosion-resistant pump arranged below the drying agent storage chamber.

2. Compared with the prior art, this dichloromethane desicator sets up the circulating pump through the below at the dichloromethane apotheca, can realize the circulation drying to dichloromethane, reaches better drying effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a methylene chloride dryer according to the present invention;

FIG. 2 is a schematic diagram of a corrosion-resistant pump of a methylene chloride dryer according to the present invention;

fig. 3 is a top view of a water molecule penetration tube of a methylene dichloride dryer according to the present invention.

Illustration of the drawings:

1. feeding a material into a through pipe; 2. a dichloromethane storage chamber; 3. a discharge through pipe; 4. a first pipe coupling sleeve; 5. a first through pipe; 6. a circulation pump; 7. a second pipe; 8. a limiting block; 9. a corrosion resistant pump; 901. a pump housing; 902. a pump connection end; 903. a gear; 904. a rotating shaft; 10. a desiccant storage chamber; 11. a quartz tube; 12. a drying chamber; 13. a water molecule penetration tube; 1301. a dialysis layer; 1302. a reinforcement layer; 14. a first fixed end; 15. a second fixed end; 16. a pipe joint; 17. a third pipe; 18. and a second pipe joint sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a methylene chloride dryer: comprises a dichloromethane storage chamber 2 for storing dichloromethane, the upper end face of the dichloromethane storage chamber 2 is fixedly connected with a feeding through pipe 1 for adding dichloromethane to be dried, the lower end face of the dichloromethane storage chamber 2 is fixedly connected with a discharging through pipe 3 for discharging dichloromethane after drying, the lower end face of the dichloromethane storage chamber 2 is fixedly connected with a first pipe connecting sleeve 4 positioned at the right side of the discharging through pipe 3, a dichloromethane conveying through pipe is conveniently connected, the lower end of the first pipe connecting sleeve 4 is fixedly connected with a first through pipe 5, one end of the first through pipe 5 and one end far away from the first pipe connecting sleeve 4 are fixedly connected with a circulating pump 6 for providing circulating flow power in the dichloromethane drying process, the side face of the circulating pump 6 is fixedly connected with a second through pipe 7 positioned at the opposite side of the first through pipe 5, one end of the second through pipe 7 is fixedly connected with a drying chamber 12 far away from the circulating pump 6, a main body for drying dichloromethane, a limiting block 8 is fixedly connected with the inner bottom surface of a drying chamber 12 and used for limiting the movement of a water molecule permeation tube 13, the inner wall of the limiting block 8 is fixedly connected with the water molecule permeation tube 13 and ensures that only water molecules pass through the tube wall, a first fixing end 14 is fixedly connected with the upper end surface of the water molecule permeation tube 13, a quartz tube 11 is fixedly connected with the upper end surface of the first fixing end 14 and well resists the corrosivity of a drying agent, a drying agent storage chamber 10 is fixedly connected with one end of the quartz tube 11 and the end far away from the drying chamber 12 and used for storing more standby liquid drying agents, a corrosion-resistant pump 9 is fixedly connected with the lower end of the drying agent storage chamber 10 through the quartz tube 11, after the drying agent in the water molecule permeation tube 13 absorbs certain moisture, the drying agent with greatly reduced water absorption capacity can be timely replaced, a second fixing end 15 is fixedly connected with the upper end surface of the, the upper end face of the second fixed end 15 is fixedly connected with a third pipe 17, and one end of the third pipe 17 far away from the drying chamber 12 is fixedly connected with a second pipe joint sleeve 18.

The lower end face of the second pipe joint sleeve 18 is fixedly connected with the upper end face of the dichloromethane storage chamber 2, the water molecule permeation tube 13 comprises a dialysis layer 1301 and a reinforcing layer 1302, the inner surface of the dialysis layer 1301 is fixedly connected with the outer surface of the reinforcing layer 1302 and is used for supporting the dialysis layer 1301 with weak structural strength, the lower end of the water molecule permeation tube 13 is fixedly connected with the lower end of the corrosion-resistant pump 9 through a quartz tube 11, drying agents in the water molecule permeation tube 13 can be conveniently pumped out and new drying agents can be conveniently injected, a pipe joint 16 is arranged on a pipeline of the second through pipe 7, a pipe joint 16 is arranged on a pipeline of the third through pipe 17, the pipeline is convenient to mount and dismount during cleaning, the corrosion-resistant pump 9 comprises a pump shell 901, a pump connecting end 902, a gear 903 and a rotating shaft 904, the upper end face and the lower end face of the pump shell 901 are fixedly connected with the pump connecting end 902, the inner wall of the, the side of the pivot 904 said is fixedly connected with the gear 903, high-speed rotation thus produces hydraulic pressure force, the dichloromethane apotheca 2 through second siphunculus 7 and third tee pipe 17 with drying chamber 12 inside intercommunication, the water molecule leads to the pipe 13 through quartz tube 11 with drying agent apotheca 10 inside intercommunication, realizes liquid circulation, improves the drying efficiency to dichloromethane.

The working principle is as follows: when the drying device works, firstly, a proper amount of dichloromethane liquid to be dried is injected into a dichloromethane storage chamber 2 through a feeding through pipe 1, a corrosion-resistant pump 9 is started, a liquid drying agent is injected into a water molecule permeation through pipe 13, then a circulating pump 6 is started, the dichloromethane liquid to be dried is injected into a drying chamber 12 through a first through pipe 5, the dichloromethane liquid is fully contacted with the surface of a spiral bent pipe of the water molecule permeation through pipe 13, water molecules in the dichloromethane liquid are absorbed by a drying agent in the water molecule permeation through pipe 13 through a permeation layer, dichloromethane is kept in the drying chamber 12, the dichloromethane liquid enters a third through pipe 17 again under the hydraulic action of the circulating pump 6 to enter the dichloromethane storage chamber 2 under the action of the self gravity, then enters the drying chamber 12 to be dried for two rounds under the driving of the circulating pump 6, meanwhile, the corrosion-resistant pump 9 runs at a low speed, the drying agent in the water molecule permeation through pipe, the desiccant after water absorption is stored in the desiccant storage chamber 10, and can be recycled after water removal treatment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.