CN212822562U

CN212822562U - High-precision square billet crystallizer inner water jacket

Info

Publication number: CN212822562U
Application number: CN202021312537.9U
Authority: CN
Inventors: 李洪福
Original assignee: Jinan Eastern Crystallizer Co ltd
Current assignee: Jinan Eastern Crystallizer Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-03-30
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a water jacket in high accuracy square billet crystallizer, including first half water jacket and the half water jacket of second, first half water jacket is close to the equal fixedly connected with fixed lug in one side of the half water jacket of second, the second half water jacket is close to first half water jacket one side and all sets up the positioning channel section corresponding with fixed lug, first half water jacket is close to the second half water jacket between the top of outer wall other fixedly connected with and first mounting flange dish and second mounting flange dish outward, the equal fixedly connected with in both sides of second mounting flange dish bottom and the corresponding fixed ear of first mounting flange dish. The utility model discloses in, its structure of the device and design all have great innovation and improvement, and this high accuracy square billet crystallizer inner water jacket does not have the welding, and the inner chamber precision is high, and easily installs and removes, and water seam automatically regulated is even, and it is unimpeded to lead to water, and the water distribution of intaking is even, and it is very simple and convenient to operate, reduces the time and the intensity of labour of maintenance to make its work efficiency obtain improving greatly, be worth wideling popularize.

Description

High-precision square billet crystallizer inner water jacket

Technical Field

The utility model relates to a crystallizer technical field especially relates to high accuracy square billet crystallizer inner water jacket.

Background

With the development of the continuous casting industry of the metallurgy of China, the continuous casting has basically replaced die casting, in particular the continuous casting speed of the square billet casting is continuously improved, the history is refreshed, the internal parts of a heart crystallizer assembly of a continuous casting machine, the structural design and the processing mode of an internal water jacket are continuously updated, and the quality of a copper pipe is improved, the crystallizer assembly is decisive role, the crystallizer assembly comprises an upper flange, a lower flange, an external water jacket, an internal water jacket, a copper pipe, a foot roller, spraying and the like, the square billet crystallizer assembly is structurally characterized in that the copper pipe is arranged in the middle part, the internal water jacket is sleeved outside the copper pipe of the crystallizer, a narrow water gap is formed between the internal water jacket and the copper pipe of the crystallizer, high-pressure circulating cooling water is ensured to uniformly and rapidly pass through, the copper pipe of the crystallizer uniformly absorbs heat of the molten steel in the copper pipe and takes away, the water flow rate is high, the heat exchange performance is good, so that the blank drawing speed and the quality of the continuous casting equipment can be greatly improved, and the requirement of efficient continuous casting is met, therefore, the design and the manufacture of the water jacket are particularly important.

The inner water jacket of the crystallizer is an important part in the crystallizer, but the structural design of the existing inner water jacket has certain defects at present, the inner water jacket of the existing crystallizer is easy to deform, a narrow water seam is adjusted by a screw or a positioning water bar, the installation is inconvenient, water passing is blocked, and the precision of the water seam is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-precision square billet crystallizer inner water jacket.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the high-precision square billet crystallizer inner water jacket comprises a first half water jacket and a second half water jacket, wherein one side, close to the second half water jacket, of the first half water jacket is fixedly connected with a fixing lug, one side, close to the first half water jacket, of the second half water jacket is provided with a positioning clamping groove corresponding to the fixing lug, the top, close to the outer wall between the second half water jacket, of the first half water jacket is fixedly connected with a first fixing flange plate and a second fixing flange plate, and two sides of the bottom of the second fixing flange plate are fixedly connected with fixing lugs corresponding to the first fixing flange plate.

As a further description of the above technical solution:

the cross sections of the first semi-water jacket and the second semi-water jacket are both in U-shaped structures, and the first semi-water jacket and the second semi-water jacket are clamped and positioned by the two fixing lugs and the two positioning clamping grooves.

As a further description of the above technical solution:

the first water half jacket is fixedly connected with the second water half jacket through a plurality of fixing screws.

As a further description of the above technical solution:

and the top of the first semi-water jacket close to the outer wall of the second semi-water jacket is provided with positioning grooves corresponding to the first fixed flange and the second fixed flange.

As a further description of the above technical solution:

the first fixed flange plate and the second fixed flange plate are arranged in a semicircular structure, and square-mouth grooves corresponding to the first semi-water jacket close to the second semi-water jacket are formed in the centers of the opposite sides of the first fixed flange plate and the second fixed flange plate.

As a further description of the above technical solution:

the first fixed flange plate and the second fixed flange plate are fixedly connected through locking screws.

The utility model discloses following beneficial effect has: 1. the utility model provides a water jacket in high accuracy square billet crystallizer compares with traditional device, the device simple structure, convenient and practical, the water seam need not adjust, upper and lower flange department with the water jacket contact designs the recess, mouth design tongue about the water jacket, the water jacket card is in the recess of upper and lower flange, the water jacket is numerical control processing with the flange, high accuracy, the copper pipe is also blocked in upper and lower flange, in order to form narrow water seam, and need not trade the copper pipe at every turn and all tear open the water jacket and adjust the water seam, avoid artificial error, the water jacket inner chamber does not have adjusting screw and location water strip, rivers are unobstructed, there is sufficient space to dodge the thermal energy of copper pipe, the outer surface of copper pipe can not be by the ejecting pit of screw, improve the cooling efficiency of copper pipe and the quality of steel billet, improve the pulling; if the inner water jacket of the high-efficiency crystallizer is used for a high-efficiency crystallizer copper pipe, the machining precision is high, the rigidity of stainless steel is high, the inner wall of the water jacket is tightly combined with the outer wall of the copper pipe, the inner water jacket is firm and durable, the service life is long, and the purchase cost of a steel mill is reduced.

2. Compared with the traditional device, the device has the advantages that the structure and the design are greatly innovated and improved, the water jacket in the high-precision square billet crystallizer is not welded, the inner cavity precision is high, the device is easy to assemble and disassemble, the water seam is automatically adjusted uniformly, water passing is not obstructed, water feeding and water distribution are uniform, the operation is very simple and convenient, the maintenance time and the labor intensity are reduced, the working efficiency is greatly improved, and the device is worthy of being widely popularized.

Drawings

FIG. 1 is a front view structural diagram of a water jacket in a high-precision square billet crystallizer provided by the utility model;

FIG. 2 is a side view structural diagram of the water jacket in the high-precision square billet crystallizer provided by the utility model;

FIG. 3 is a top view structural diagram of the water jacket in the high-precision square billet crystallizer provided by the present invention;

FIG. 4 is a bottom view of the water jacket of the high-precision square billet crystallizer according to the present invention;

FIG. 5 is a sectional structural view of the water jacket in the high-precision square billet crystallizer provided by the present invention;

fig. 6 is a partially enlarged view of a portion a in fig. 5.

Illustration of the drawings:

1. a first half water jacket; 2. a second half water jacket; 3. fixing the bump; 4. positioning the clamping groove; 5. a set screw; 6. a first fixed flange; 7. a second fixed flange; 8. a positioning groove; 9. fixing the ear; 10. And locking the screw.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: the inner water jacket of the high-precision square billet crystallizer comprises a first half water jacket 1 and a second half water jacket 2, wherein one side, close to the second half water jacket 2, of the first half water jacket 1 is fixedly connected with a fixing lug 3, one side, close to the first half water jacket 1, of the second half water jacket 2 is provided with a positioning clamping groove 4 corresponding to the fixing lug 3, the top, close to the outer wall between the second half water jacket 2, of the first half water jacket 1 is fixedly connected with a first fixing flange plate 6 and a second fixing flange plate 7, and two sides of the bottom of the second fixing flange plate 7 are fixedly connected with fixing lugs 9 corresponding to the first fixing flange plate 6.

The cross sections of the first half water jacket 1 and the second half water jacket 2 are both arranged in a U-shaped structure, the first half water jacket 1 and the second half water jacket 2 are mutually clamped and positioned through two fixing lugs 3 and two positioning clamping grooves 4, the assembly and positioning of the first half water jacket 1 close to the second half water jacket 2 can be quickly finished through the mutual clamping and positioning of the two fixing lugs 3 and the two positioning clamping grooves 4, the first half water jacket 1 close to the second half water jacket 2 is fixedly connected through a plurality of fixing screws 5 and is convenient to disassemble and install through the fixed connection of the plurality of fixing screws 5, the top of the first half water jacket 1 close to the outer wall of the second half water jacket 2 is respectively provided with a positioning groove 8 corresponding to a first fixing flange 6 and a second fixing flange 7, the first fixing flange 6 and the second fixing flange 7 are mutually clamped with the positioning grooves 8, so that the installation and positioning of the first fixing flange 6 and the second fixing flange 7 are conveniently and quickly finished, meanwhile, the locking, limiting and fixing functions of the first half water jacket 1 close to the second half water jacket 2 can be realized, the first fixed flange 6 and the second fixed flange 7 are both arranged in a semicircular structure, the centers of the opposite sides of the first fixed flange 6 and the second fixed flange 7 are respectively provided with a square groove corresponding to the first half water jacket 1 close to the second half water jacket 2, the first fixed flange 6 and the second fixed flange 7 which are arranged in a semicircular structure are provided with square grooves through the inner sides, the clamping and positioning with the positioning groove 8 can be realized quickly, the first fixed flange plate 6 and the second fixed flange plate 7 are fixedly connected through the locking screws 10, the self locking and fixing can be completed, and meanwhile, the locking and fixing of the first half water jacket 1 close to the second half water jacket 2 can also be completed.

The working principle is as follows: the utility model provides a high accuracy square billet crystallizer inner water jacket has great improvement innovation with traditional device, when using this high accuracy square billet crystallizer inner water jacket, the one side that first half water jacket 1 is close to second half water jacket 2 all fixedly connected with fixed lug 3, the one side that second half water jacket 2 is close to first half water jacket 1 all is seted up the positioning slot 4 corresponding with fixed lug 3, through two fixed lug 3 and two positioning slot 4 mutual block location, can accomplish the assembly location that first half water jacket 1 is close to second half water jacket 2 fast, first half water jacket 1 is close to second half water jacket 2 and makes its convenient dismantlement and installation through a plurality of set screw 5 fixed connection, first fixed flange 6 and second fixed flange 7 through with positioning slot 8 mutual block, both conveniently accomplish the installation location to first fixed flange 6 and second fixed flange 7 fast, meanwhile, the locking limiting and fixing functions of the first half water jacket 1 close to the second half water jacket 2 can be achieved, the first fixing flange plate 6 and the second fixing flange plate 7 which are arranged in the semicircular structure can be rapidly clamped and positioned with the positioning groove 8 by arranging square-mouth grooves at the inner sides, the first fixing flange plate 6 and the second fixing flange plate 7 are fixedly connected through the locking screw 10, the locking and fixing of the first half water jacket 1 close to the second half water jacket 2 can be achieved, and meanwhile, the locking and fixing of the first half water jacket 1 close to the second half water jacket 2 can also be achieved.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. High accuracy square billet crystallizer inner water jacket, including first half water jacket (1) and second half water jacket (2), its characterized in that: the water jacket structure is characterized in that one side, close to the second half water jacket (2), of the first half water jacket (1) is fixedly connected with a fixing lug (3), one side, close to the first half water jacket (1), of the second half water jacket (2) is provided with a positioning clamping groove (4) corresponding to the fixing lug (3), the top, close to the outer wall between the second half water jacket (2), of the first half water jacket (1) is fixedly connected with a first fixing flange plate (6) and a second fixing flange plate (7), and two sides of the bottom of the second fixing flange plate (7) are fixedly connected with fixing lugs (9) corresponding to the first fixing flange plate (6).

2. The internal water jacket of the high-precision square billet crystallizer of claim 1, wherein: the cross sections of the first half water jacket (1) and the second half water jacket (2) are both arranged in a U-shaped structure, and the first half water jacket (1) and the second half water jacket (2) are mutually clamped and positioned through two fixing lugs (3) and two positioning clamping grooves (4).

3. The internal water jacket of the high-precision square billet crystallizer of claim 1, wherein: the first water half jacket (1) is close to the second water half jacket (2) and is fixedly connected with the second water half jacket through a plurality of fixing screws (5).

4. The internal water jacket of the high-precision square billet crystallizer of claim 1, wherein: and the top of the first half water jacket (1) close to the outer wall of the second half water jacket (2) is provided with a positioning groove (8) corresponding to the first fixed flange (6) and the second fixed flange (7).

5. The internal water jacket of the high-precision square billet crystallizer of claim 1, wherein: the first fixed flange plate (6) and the second fixed flange plate (7) are arranged in a semicircular structure, and square-mouth grooves corresponding to the first half water jacket (1) close to the second half water jacket (2) are formed in the centers of the opposite sides of the first fixed flange plate (6) and the second fixed flange plate (7).

6. The internal water jacket of the high-precision square billet crystallizer of claim 1, wherein: the first fixed flange plate (6) and the second fixed flange plate (7) are fixedly connected through locking screws (10).