CN201144272Y

CN201144272Y - Lithium production device

Info

Publication number: CN201144272Y
Application number: CNU200720191032XU
Authority: CN
Inventors: 张良虎; 李海要; 张连宝
Original assignee: Bluestar Beijing Chemical Machinery Co Ltd; China National Bluestar Group Co Ltd
Current assignee: Bluestar Beijing Chemical Machinery Co Ltd
Priority date: 2007-12-28
Filing date: 2007-12-28
Publication date: 2008-11-05
Anticipated expiration: 2017-12-28

Abstract

The utility model provides a lithium production unit, relating to a chemical device, which particularly relates to a lithium production unit, i.e., a lithium reactor. The utility model provides a lithium production unit, which consists of a shell, a current inlet conductor, a current outlet conductor, a graphite electrode and a collector, wherein the shell is arranged below the cylinder and is isolated from the cylinder; the current outlet conductor extends through the middle part of the cylinder and is isolated from the cylinder; the current outlet conductor arranged in the cylinder is provided with a central pylome; the graphite electrode is arranged in the cylinder and extends through the pylomes of the current outlet conductor, and the bottom end of the graphite electrode is fixedly connected with the current inlet conductor; the collector is fixedly connected with the internal wall of the upper chamber of the cylinder; the collector is divided into an inner chamber and an outer chamber in the radial direction, wherein the two cavities are separately communicated with the inner chamber of the cylinder below the collector; an air outlet is arranged at the top part of the middle chamber; a liquid inlet and a liquid outlet are arranged at the top part of the exterior chamber. The lithium production unit of the utility model has the advantages of reasonable structural design, simple process, easy operation, etc, and the lithium products produced by the device has high purity and low cost.

Description

A kind of lithium production device

Technical field

The utility model relates to chemical industry equipment, is specifically related to a kind of lithium production device-lithium reactor.

Background technology

Lithium belongs to the first family element, unique chemical character makes it obtain using widely in modern industry, lithium can be made alloy with multiple element, for example aluminium lithium, boron lithium, copper lithium, magnesium lithium, plumbous lithium, silicon lithium, silicon boron lithium and silver-colored lithium etc. are used for industry such as nuclear power, Aeronautics and Astronautics, welding.As military, it can be used for CO absorption agent, thermonuclear weapon hydrogen bomb in the undersea boat etc.; As civilian, it can be used for civilian industry such as production departments such as lubricating grease, air-conditioning, synthetic rubber, aluminium metallurgy, medicine and glass-ceramic, and has become the main application of current lithium.

Lithium metallurgy comprises that compound is produced with metal and produces.Because metallic lithium is active big, inflammable, so metal is produced, and difficulty is big, reliability of technology requirement height.Particularly, the lithium mode is produced in electrolysis for the lithium chloride melt, the specific equipment that does not also have easy handling to implement at present.

The utility model content

For solving the problems referred to above that prior art exists, the utility model provides a kind of lithium production device, and it comprises cylindrical shell; Electric current imports parts, fixedly install cylindrical shell the below and and cylindrical shell between insulate; Electric current is derived parts, pass cylindrical shell the middle part and and cylindrical shell between insulate, being arranged on the intravital electric current of tube derives on the parts and has central through hole; Graphite Electrodes is arranged in the cylindrical shell, fixedlys connected with electric current importing parts in its through hole and its lower end of passing electric current derivation parts; Collector, fixedly connected with the inwall of cylindrical shell epicoele, described collector radially is divided into inside and outside two chambers and described two chambers and is communicated with the inner chamber of the cylindrical shell of collector below respectively, and the top of middle part chamber is provided with pneumatic outlet 53, and the top of exterior chamber is provided with liquid entrance 54.

Principle of work: inject the lithium chloride of a certain amount of molten state through liquid entrance, feed electric current between anode and cathode, chlorion loses electronics at anode, separates out chlorine, collects by pneumatic outlet; Lithium ion obtains electronics at negative electrode, the precipitating metal lithium; Electrolysis is cut off the power supply behind certain hour, takes out the electrolysate metallic lithium by liquid entrance.

As improvement of the present utility model, it comprises that also being sleeved on Graphite Electrodes and electric current derives tubular nickel screen between the parts, and the upper limb of described nickel screen is fixedlyed connected with the lower rim of the middle part chamber of collector; Described nickel screen is formed with the gap respectively and between the central through hole wall on the outside surface of Graphite Electrodes and the electric current derivation parts.

As further improvement of the utility model, the upper surface that described electric current imports the parts middle part is provided with pit, and the lower end of described Graphite Electrodes places this pit and adopts the Babbitt metal casting fixing.

Further improve as of the present utility model, the lower surface that described electric current imports the parts middle part is provided with enclosed cavity, has two through holes on the sidewall of described enclosed cavity.

In addition, described electric current imports the electric current importing of parts and derives end and has the cooling through hole; Described electric current is derived the electric current importing of parts and is derived end and has the cooling through hole.So design can keep low barrel temperature, significantly reduces the content of oxygen and nitrogen in the metallic lithium.

Lithium production device described in the utility model has reasonable in design, technology is simple and operability is good advantage, and this installs prepared metallic lithium product purity height, and cost is low; Have broad application prospects.

Description of drawings

Fig. 1 is an one-piece construction synoptic diagram of the present utility model;

Fig. 2 is the sectional side elevation that electric current described in the utility model imports parts 2;

Fig. 3 is the vertical view that electric current described in the utility model imports parts 2;

Fig. 4 is the sectional side elevation that electric current described in the utility model is derived parts 3;

Fig. 5 is the vertical view that electric current described in the utility model is derived parts 3;

Fig. 6 is the part sectioned view of Graphite Electrodes 4 described in the utility model;

Fig. 7 is the vertical view of Graphite Electrodes 4 described in the utility model;

Fig. 8 is the front view of collector 5 described in the utility model;

Fig. 9 is the vertical view of collector 5 described in the utility model.

Embodiment

Specify embodiment below in conjunction with Figure of description.

As shown in Figure 1, the described lithium reactor of present embodiment mainly is made up of electric current importing parts 2, electric current derivation parts 3, Graphite Electrodes 4, lower shell 12, tubular nickel screen 6, collector 5, upper shell 11, loam cake 9, collector pallet 10, support angle steel 17, closure plate 18, first insulation spacer 13, second insulation spacer 14, the 3rd insulation spacer 15 and insulation covering 16.The material that described electric current imports parts 2 adopts graphite; The material that described electric current is derived parts 3 adopts cast iron.

Above-mentioned electric current imports between parts 2 and the closure plate 18 and is provided with first insulation spacer 13, connects together by screw; Electric current imports between parts 2 and the lower shell 12 and is provided with second insulation spacer 14, connects together with bolt by insulation covering 16, guarantees that electric current imports insulation between parts 2 and the lower shell 12; Be provided with electric current between lower shell 12 and the upper shell 11 and derive parts 3 and insulation spacer 15, connect together with bolt, insulate between guaranteeing between lower shell 12 and the upper shell 11 by insulation covering 16; Supporting between angle steel 17 and the upper shell 11 is welded construction, and collector pallet 10 and support angle steel 17 are connected by bolt; Collector 5 is placed on the collector pallet 10; Loam cake 9 and upper shell 8 are connected by bolt.Described Graphite Electrodes 4 is arranged in the cylindrical shell 1, fixedlys connected with electric current importing parts 2 in its through hole 31 and its lower end of passing electric current derivation parts 3 middle parts; Particularly, the upper surface that described electric current imports parts 2 middle parts is provided with pit 21, and the lower end of described Graphite Electrodes 4 places this pit 21 and adopts Babbitt metal 7 casting fixing.Described collector 5 radially is divided into inside and outside two chambers and described two chambers and is communicated with the inner chamber of the cylindrical shell 1 of collector 5 belows respectively, and the top of middle part chamber 51 is provided with pneumatic outlet 53, and the top of exterior chamber 52 is provided with liquid entrance 54.

Wherein, the upper limb of described nickel screen 6 is fixedlyed connected with the lower rim of the middle part chamber 51 of collector 5; Described nickel screen 6 is formed with the gap respectively and between central through hole 31 walls on the outside surface of Graphite Electrodes 4 and the electric current derivation parts 3.

Preferably, the upper surface of described Graphite Electrodes 4 has the radial slot 41 of several connections, is convenient to chlorine that electrolysis produces and flows from electrolytic solution as early as possible and spread out.

The lower surface that described electric current imports parts 2 middle parts is provided with enclosed cavity 22, has two through

holes

23,24 on the sidewall of described enclosed cavity 22, is used for the import and export of water coolant, according to circumstances cools off the heat that produces in the electrolytic reaction, starts cooling.

Described electric current imports the electric current importing of parts 2 and derives end and has cooling through

hole

25,26; The electric current that described electric current is derived parts 3 imports and derives end and has cooling through

hole

32,33, can keep low barrel temperature, significantly reduces the content of oxygen and nitrogen in the metallic lithium.

Hole wall upper edge, bottom circumferential direction at described electric current derivation parts 3 central through holes 31 has several downward-sloping from the inside to the outside through holes 34.The electrolytic solution that is beneficial to other positions of electrolyzer in time fast with two electrodes between electrolytic ionogen fully exchange, thereby the assurance electrolytic reaction continue carry out.

More than about lithium production device described in the utility model, only in order to the explanation the utility model and and the described technical scheme of unrestricted present embodiment.Those of ordinary skill in the art is to be understood that; still can make amendment or be equal to replacement the utility model; to reach identical technique effect; such as; described cylindrical shell 1 can be integral structure and also can be split-type structural; use needs as long as satisfy, all in protection domain of the present utility model.

Claims

1, a kind of lithium production device is characterized in that it comprises:

Cylindrical shell (1);

Electric current imports parts (2), fixedly install cylindrical shell (1) the below and and cylindrical shell (1) between insulation;

Electric current is derived parts (3), pass cylindrical shell (1) the middle part and and cylindrical shell (1) between insulation, being arranged on electric current in the cylindrical shell (1) derives on the parts (3) and has central through hole (31);

Graphite Electrodes (4) is arranged in the cylindrical shell (1), fixedlys connected with electric current importing parts (2) in its through hole (31) and its lower end of passing electric current derivation parts (3);

Collector (5), fixedly connected with the inwall of cylindrical shell (1) epicoele, described collector (5) radially is divided into inside and outside two chambers and described two chambers and is communicated with the inner chamber of the cylindrical shell (1) of collector (5) below respectively, the top of middle part chamber (51) is provided with pneumatic outlet (53), and the top of exterior chamber (52) is provided with liquid entrance (54).

2, lithium production device according to claim 1, it is characterized in that it comprises that also being sleeved on Graphite Electrodes (4) and electric current derives tubular nickel screen (6) between the parts (3), the upper limb of described nickel screen (6) is fixedlyed connected with the lower rim of the middle part chamber (51) of collector (5); Described nickel screen (6) is formed with the gap respectively and between central through hole (31) wall on the outside surface of Graphite Electrodes (4) and the electric current derivation parts (3).

3, lithium production device according to claim 1 and 2 is characterized in that the upper surface at described electric current importing parts (2) middle part is provided with pit (21), and the lower end of described Graphite Electrodes (4) places this pit (21) and adopts Babbitt metal (7) casting fixing.

4, lithium production device according to claim 3 is characterized in that the upper surface of described Graphite Electrodes (4) has the radial slot (41) of several connections.

5, lithium production device according to claim 4 is characterized in that the lower surface at described electric current importing parts (2) middle part is provided with enclosed cavity (22), has two through holes (23,24) on the sidewall of described enclosed cavity (22).

6, lithium production device according to claim 1 is characterized in that described electric current imports the material employing graphite of parts (2).

7, lithium production device according to claim 1 is characterized in that the material of described electric current derivation parts (3) adopts cast iron.

8, lithium production device according to claim 1 is characterized in that the electric current importing of described electric current importing parts (2) and derives end having cooling through hole (25,26); Described electric current is derived the electric current importing of parts (3) and is derived end and has cooling through hole (32,33).

9, lithium production device according to claim 1 is characterized in that having several downward-sloping from the inside to the outside through holes (34) at hole wall upper edge, the bottom circumferential direction of described electric current derivation parts (3) central through holes (31).