CN214327897U

CN214327897U - Pickling hydrochloric acid temperature control deviation device

Info

Publication number: CN214327897U
Application number: CN202022940647.6U
Authority: CN
Inventors: 陈立森; 李铁东; 王明心
Original assignee: Jilin Huaxin New Structure Technology Co ltd
Current assignee: Jilin Huaxin New Structure Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-10-01
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a pickling hydrochloric acid temperature control deviation device, including descaling bath and upper cover plate, the inside back lateral wall of descaling bath is equipped with first temperature sensor and second temperature sensor, the inside preceding lateral wall of descaling bath is equipped with third temperature sensor and fourth temperature sensor, inside two lateral walls of controlling of descaling bath are equipped with first heating pipe and second heating pipe respectively, the diapire of descaling bath inside sets up the third heating pipe, first heating pipe, second heating pipe, third heating pipe, first temperature sensor, second temperature sensor, third temperature sensor and fourth temperature sensor are connected with the controller electricity respectively. The utility model discloses realize upper portion, middle part and lower part concurrent heating in the descaling bath, make the inslot acidizing fluid be heated more evenly, take the acidizing fluid temperature at the pickling process through monitoring pickling to detect numerical value and feed back to the controller, the temperature stability of control acidizing fluid realizes the accurate control of acidizing fluid temperature.

Description

Pickling hydrochloric acid temperature control deviation device

Technical Field

The utility model relates to a galvanized strip production processingequipment especially relates to a pickling hydrochloric acid temperature control deviation device.

Background

The modern continuous hot-dip galvanizing strip steel production process comprises the steps of pickling, rolling, galvanizing, annealing and the like. The pickling tank is a thermal constant temperature controller for keeping the water in the pickling tank at a constant temperature. In the existing pickling tank, a heating pipe and a temperature sensor are usually arranged at the bottom of the pickling tank, the temperature difference of the lower part and the hot upper part is existed in the tank, and the placing position of the galvanized strip steel is usually positioned at the upper half part of the tank, so that the detected temperature, namely the temperature displayed by a controller, is different from the actual pickling temperature, the cleaning is not thorough, and the quality of the subsequent production of the galvanized strip steel is influenced, therefore, a device is needed for improving the control precision of the pickling temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned technical problem, the purpose provides a pickling hydrochloric acid temperature control deviation device.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a pickling hydrochloric acid temperature control deviation device, includes descaling bath and upper cover plate, the inside back lateral wall of descaling bath is equipped with first temperature sensor and second temperature sensor, first temperature sensor sets up the 2/3 high department in the inside one side of descaling bath, second temperature sensor sets up the 1/3 high department at the inside opposite side of descaling bath, the inside preceding lateral wall of descaling bath is equipped with third temperature sensor and fourth temperature sensor, third temperature sensor and first temperature sensor homonymy just are located the inside 1/3 high department of descaling bath, fourth temperature sensor and second temperature sensor homonymy just are located the inside 2/3 high department of descaling bath, two lateral walls about the inside of descaling bath are equipped with first heating pipe and second heating pipe respectively, the inside diapire of descaling bath sets up the third heating pipe, the first heating pipe, the second heating pipe, the third heating pipe, the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor are respectively electrically connected with the controller.

Further, the first heating pipe, the second heating pipe and the third heating pipe are arranged in a U shape or a snake shape.

Furthermore, first trusteeship is arranged on four side walls inside the pickling tank, and the first trusteeship is L-shaped.

Further, the edge of the vertical connecting surface of the first trustone and the pickling tank is rounded.

Further, the first trusteeship on the four side walls is arranged at the same horizontal height.

Furthermore, a second supporting stone is arranged on the bottom side wall inside the pickling tank, and an arc-shaped guide plate is formed at the position, close to the bottom acid discharge port, of the second supporting stone.

Furthermore, a sealed water tank is arranged on the upper edge of the pickling tank, and the lower edge of the upper cover plate is arranged in the sealed water tank.

Furthermore, reinforcing ribs are arranged on the outer side of the pickling tank.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a pickling hydrochloric acid temperature control deviation device, two lateral walls and diapire are equipped with the heating pipe respectively about the descaling bath is inside, realize upper portion in the descaling bath, middle part and lower part concurrent heating, it is more even to make the inslot acidizing fluid be heated, and simultaneously, the co-altitude position of lateral wall is equipped with temperature sensor respectively around in the descaling bath, detect the temperature of aquatic co-altitude simultaneously, through monitoring pickling area acid liquor temperature at the pickling process, and will detect numerical value and feed back to the controller, switch and the temperature of adjusting the heating pipe through controller control heating pipe, the temperature stability of control acidizing fluid, realize the accurate control of acid liquor temperature.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a front view of a pickling hydrochloric acid temperature deviation control device provided by an embodiment of the present invention.

Description of reference numerals:

1. a pickling tank; 2. an upper cover plate; 3. a first temperature sensor; 4. a second temperature sensor; 5. a first heating pipe; 6. a second heating pipe; 7. a third heating pipe; 8. a first stone; 9. a second stone; 10. an acid discharge port; 11. sealing the water tank; 12. and (4) reinforcing ribs.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and examples.

As shown in figure 1, the utility model provides a pickling hydrochloric acid temperature control deviation device, including descaling bath 1 and upper cover plate 2, the inside back lateral wall of descaling bath 1 is equipped with first temperature sensor 3 and second temperature sensor 4, first temperature sensor 3 sets up 2/3 high department in the inside one side of descaling bath 1, second temperature sensor 4 sets up the 1/3 high department in the inside opposite side of descaling bath 1, the inside preceding lateral wall of descaling bath 1 is equipped with third temperature sensor and fourth temperature sensor, third temperature sensor and first temperature sensor 3 homonymy just are located the inside 1/3 high department of descaling bath 1, fourth temperature sensor and second temperature sensor 4 homonymy just are located the inside 2/3 high department of descaling bath 1, two lateral walls about the inside of descaling bath 1 are equipped with first heating pipe 5 and second heating pipe 6 respectively, the bottom wall of the interior of the pickling tank 1 is provided with a third heating pipe 7, and specifically, the first heating pipe 5, the second heating pipe 6 and the third heating pipe 7 are arranged in a U shape or a snake shape. The first heating pipe 5, the second heating pipe 6, the third heating pipe 7, the first temperature sensor 3, the second temperature sensor 4, the third temperature sensor and the fourth temperature sensor are respectively electrically connected with the controller.

Four side walls inside the pickling tank 1 are provided with first supporting stones 8, and the first supporting stones 8 are L-shaped. Specifically, the first talons 8 on the four side walls are disposed at the same level. The edge of the vertical connecting surface of the first trustone 8 and the pickling tank 1 is chamfered into a fillet, so that the strip steel is prevented from being scratched.

Be equipped with second trusteeship 9 on the inside bottom side wall of descaling bath 1, second trusteeship 9 is close to bottom row acid mouth 10 department and forms convex deflector for the iron powder that the belted steel pickling in-process pickled gets off flows to row acid mouth 10, guarantees that belted steel pickling is abundant, also convenient clearance.

In order to make the heat preservation effect better, simultaneously because the pickle in the descaling bath has corrosivity, adopt like the sealing strip very easily corroded and lose sealed effect, consequently, this scheme is equipped with sealed basin 11 at the upper edge of descaling bath 1, and the lower limb of upper cover plate 2 is arranged in sealed basin 11. The sealing function can be achieved by filling water in the sealed water tank 11.

Furthermore, in order to increase the rigidity of the pickling tank, reinforcing ribs 12 are provided on the outside of the pickling tank 1.

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: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims

1. Pickling hydrochloric acid temperature control deviation device, its characterized in that, including descaling bath and upper cover plate, the inside back lateral wall of descaling bath is equipped with first temperature sensor and second temperature sensor, first temperature sensor sets up the 2/3 high department in the inside one side of descaling bath, second temperature sensor sets up the 1/3 high department at the inside opposite side of descaling bath, the inside preceding lateral wall of descaling bath is equipped with third temperature sensor and fourth temperature sensor, third temperature sensor and first temperature sensor homonymy just are located the inside 1/3 high department of descaling bath, fourth temperature sensor and second temperature sensor homonymy just are located the inside 2/3 high department of descaling bath, two lateral walls about the inside of descaling bath are equipped with first heating pipe and second heating pipe respectively, the inside diapire of descaling bath sets up the third heating pipe, the first heating pipe, the second heating pipe, the third heating pipe, the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor are respectively electrically connected with the controller.

2. The acid pickling hydrochloric acid temperature control deviation device of claim 1, wherein the first heating pipe, the second heating pipe and the third heating pipe are arranged in a U shape or a snake shape.

3. The deviation control device for pickling hydrochloric acid of claim 1, wherein first trustones are provided on four side walls inside the pickling tank, and the first trustones are L-shaped.

4. The acid pickling hydrochloric acid temperature control deviation device of claim 3, wherein the edge of the vertical connecting surface of the first torr stone and the acid pickling tank is rounded.

5. The acid pickling hydrochloric acid temperature control deviation device according to claim 3, wherein the first trustees on the four side walls are disposed at the same level.

6. The deviation control device for the pickling hydrochloric acid of claim 1, wherein a second trustone is arranged on the bottom side wall inside the pickling tank, and a circular arc-shaped guide plate is formed on the second trustone close to the acid discharge port at the bottom.

7. The deviation control device for pickling hydrochloric acid of claim 1, wherein the pickling tank is provided with a sealed water tank at the upper edge thereof, and the upper cover plate is placed in the sealed water tank at the lower edge thereof.

8. The pickling hydrochloric acid temperature control deviation device of claim 1, wherein reinforcing ribs are provided on the outside of the pickling tank.