CN217781319U

CN217781319U - Chromic acid melt electric heating circulating tank for electroplating

Info

Publication number: CN217781319U
Application number: CN202221971875.2U
Authority: CN
Inventors: 王长林; 高顺华; 王靖
Original assignee: Shanghai Keqi Electrical Technology Co ltd
Current assignee: Shanghai Keqi Electrical Technology Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-11
Anticipated expiration: 2032-07-29

Abstract

The utility model relates to an electroplating device technical field specifically is a chromic acid melt electrical heating circulating bath for electroplating, include: the device comprises a tank body, a titanium buoy and an electric heating rod; the tank body is used for containing chromic acid melt; the titanium buoy is placed in the groove body, a plurality of groups of first power supply seats are mounted on the titanium buoy, a plurality of groups of second power supply seats connected with an external power supply are mounted on the inner wall of the groove body, and the first power supply seats are electrically connected with the second power supply seats through power lines; and each group of first power supply seats is provided with the electric heating rods. The chromic acid solution electric heating circulating tank for electroplating can avoid dry burning of the part of the electric heating rod leaking out of the liquid level, so that the service life of the heating rod is prolonged, and certain safety is realized.

Description

Electric heating circulating tank for chromic acid melt for electroplating

Technical Field

The utility model relates to the technical field of electroplating equipment, in particular to a chromic acid solution electric heating circulating tank for electroplating.

Background

With the rapid development of the modernization process of the society, the demands of industries such as real estate, household appliances, automobiles and the like on strip steel are increased, various rollers are needed to help the transmission of the strip steel, the materials of the surfaces of the rollers are different according to different use occasions of the rollers, wherein the chrome-plated roller has high surface hardness, small friction coefficient and high wear resistance, is the most widely applied roller on a strip steel processing line, and therefore, the electroplating technology is needed for producing the rollers.

Before the roller is electroplated, the chromic acid solution in the electroplating circulating tank is heated by an electric heating rod to reach a certain temperature, and then the roller is placed in an electroplating tank for electroplating operation. The electric heating rods of the existing electroplating circulating tank are arranged on the inner wall of the tank body, so that the part of the electric heating rods immersed in chromic acid solution plays a heating role, and the part of the electric heating rods exposed out of the liquid is in a dry-burning state, the service life of the electric heating rods is shortened, and the safety is low. In view of this, we propose a chromic acid melt electric heating circulation tank for electroplating.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electroplate with chromic acid melt electrical heating circulation groove to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an electric heating circulation tank for chromic acid solution for electroplating, comprising: the device comprises a tank body, a titanium buoy and an electric heating rod; the tank body is used for containing molten chromic acid; the titanium buoy is placed in the groove body, a plurality of groups of first power supply seats are mounted on the titanium buoy, a plurality of groups of second power supply seats connected with an external power supply are mounted on the inner wall of the groove body, and the first power supply seats are electrically connected with the second power supply seats through power lines; still run through on the titanium flotation pontoon and install the multiunit the electrical heating stick, just the top of electrical heating stick is connected on the first power seat.

Preferably, the top of the groove body is provided with a feed inlet, and the feed inlet is connected with a cover plate through a flange.

Preferably, the number of the power supply seats and the electric heating rods is not less than 6 groups, and the rated power of the electric heating rods is 6kW.

Preferably, the power line is a spring wire.

Preferably, the cross section of the titanium buoy is of a structure with a large upper part and a small lower part.

Compared with the prior art, the beneficial effects of the utility model are that: this electroplate with chromic acid molten liquid electrical heating circulation groove, through placing the titanium flotation pontoon in the cell body that holds chromic acid molten liquid electroplating circulation groove, the titanium flotation pontoon can float according to the height of liquid level, and simultaneously, install the electrical heating stick through first power seat on the titanium flotation pontoon, consequently can let under the lower condition of chromic acid molten liquid level in the cell body, the electrical heating stick still can submerge in the molten liquid, compare with traditional fixed mounting heating stick's electroplating circulation groove, can avoid the electrical heating stick to spill the part of liquid level and take place the dry combustion method, thereby improve the life of heating stick, and certain security has.

Drawings

FIG. 1 is a front sectional view of the overall structure of the present invention;

fig. 2 is a side sectional view of the titanium buoy of the present invention.

In the figure: 1. a trough body; 11. a feed inlet; 12. a cover plate; 2. a titanium buoy; 21. a first power supply holder; 22. a second power supply holder; 23. a power line; 3. the rod is electrically heated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by one of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, the present invention provides a technical solution:

an electrically heated circulating bath for a chromic acid melt for electroplating, comprising: the device comprises a tank body 1, a titanium buoy 2 and an electric heating rod 3; the tank body 1 is used for containing molten chromic acid; the titanium buoy 2 is placed in the tank body 1, a plurality of groups of first power supply seats 21 are mounted on the titanium buoy 2, a plurality of groups of second power supply seats 22 connected with an external power supply are mounted on the inner wall of the tank body 1, and the first power supply seats 21 and the second power supply seats 22 are electrically connected through power supply lines 23; a plurality of groups of electric heating rods 3 are further installed on the titanium buoy 2 in a penetrating mode, and the top ends of the electric heating rods 3 are connected to the first power supply seat 21. Through placing titanium flotation pontoon 2 in the cell body 1 that holds chromic acid molten liquid electroplating circulation groove, titanium flotation pontoon 2 can float according to the height of liquid level, and simultaneously, install electrical heating rod 3 through first power seat 21 on the titanium flotation pontoon 2, consequently can let under the lower circumstances of chromic acid molten liquid level in the cell body 1, electrical heating rod 3 still can submerge in the molten liquid, compare with traditional fixed mounting heating rod's electroplating circulation groove, can avoid electrical heating rod 3 to spill the part of liquid level and take place to dry combustion method, thereby improve heating rod's life, and certain security has.

Further, a feed inlet 11 is arranged at the top of the tank body 1, and a cover plate 12 is connected to the feed inlet 11 through a flange. The roller with electroplating can be conveniently placed into the groove body 1 through the arrangement of the feeding hole 11, and the cover plate 12 is buckled on the feeding hole 11 through the flange when electroplating, so that the overflow of hydrogen generated by electroplating is avoided.

Specifically, the number of the power supply seats 21 and the electric heating rods 3 is not less than 6 groups, and the rated power of the electric heating rods 3 is 6kW. The heating efficiency is improved by installing the electric heating rods 3 through the groups of power supply bases 21.

Further, the power supply line 23 is a spring wire. The use of the spring wire can enable the titanium buoy 2 to have a certain stretching space capable of moving up and down, so that the titanium buoy 2 can float along with the liquid level.

Preferably, the cross section of the titanium buoy 2 is of a structure with a large top and a small bottom. The structure with the upper part and the lower part small enables the upper part of the titanium buoy 2 to be subjected to larger buoyancy and the bottom part to be subjected to smaller buoyancy, so that the electric heating rod 3 on the titanium buoy 2 is immersed in chromic acid melt in a vertical state.

The electroplating of this embodiment is with chromic acid molten liquid electrical heating circulation groove when using, through placing titanium flotation pontoon 2 in the cell body 1 that holds chromic acid molten liquid electroplating circulation groove, titanium flotation pontoon 2 can float according to the height of liquid level, and simultaneously, install electrical heating rod 3 through first power supply seat 21 on the titanium flotation pontoon 2, consequently can let under the lower condition of chromic acid molten liquid level in the cell body 1, electrical heating rod 3 still can submerge in the molten liquid, compare with the electroplating circulation groove of traditional fixed mounting heating rod, can avoid electrical heating rod 3 to spill the part of liquid level and take place the dry combustion method, thereby improve the life of heating rod, and certain security has.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An electric heating circulating tank for chromic acid solution for electroplating is characterized by comprising: the device comprises a tank body (1), a titanium buoy (2) and an electric heating rod (3);

the tank body (1) is used for containing molten chromic acid;

the titanium buoy (2) is placed in the tank body (1), a plurality of groups of first power supply seats (21) are mounted on the titanium buoy (2), a plurality of groups of second power supply seats (22) connected with an external power supply are mounted on the inner wall of the tank body (1), and the first power supply seats (21) are electrically connected with the second power supply seats (22) through power lines (23);

still run through on titanium flotation pontoon (2) and install the multiunit electrical heating rod (3), just the top of electrical heating rod (3) is connected on first power seat (21).

2. A chromic acid melt electric heating circulation bath for plating according to claim 1, wherein: the top of the tank body (1) is provided with a feeding hole (11), and the feeding hole (11) is connected with a cover plate (12) through a flange.

3. A chromic acid melt electric heating circulation bath for plating according to claim 1, wherein: the number of the power supply seat (21) and the electric heating rods (3) is not less than 6 groups, and the rated power of the electric heating rods (3) is 6kW.

4. A chromic acid melt electric heating circulation bath for plating according to claim 1, wherein: the power line (23) is a spring wire.

5. A chromic acid melt electric heating circulation bath for plating according to claim 1, wherein: the cross section of the titanium buoy (2) is of a structure with a large upper part and a small lower part.