CN212144431U

CN212144431U - Heat preservation device for ingot mould cap opening

Info

Publication number: CN212144431U
Application number: CN202020416321.0U
Authority: CN
Inventors: 吴建华; 朱荣根
Original assignee: Zhenjiang Baoruitong Machinery Co ltd
Current assignee: Zhenjiang Baoruitong Machinery Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-15
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses an ingot mould hat opening heat preservation device, including the ingot mould hat opening, the top of ingot mould hat opening is provided with the heat preservation cover, the bottom fixedly connected with heat preservation lug of heat preservation cover, the heat preservation chamber has been seted up to the inner wall of ingot mould hat opening, the inboard fixedly connected with electric plate of heat preservation intracavity wall. The utility model discloses a setting of ingot mould hat opening, heat preservation cover, heat preservation lug, heat preservation chamber and electric plate has solved current hat opening and has kept warm and can only depend on thermal-insulated material, reduces the temperature and runs off, nevertheless does not possess and guarantee homothermal structure to the temperature, makes the steel ingot quality have very big uncertainty, influences product quality's problem, and this ingot mould hat opening heat preservation device possesses temperature control's advantage, has improved heat preservation efficiency.

Description

Heat preservation device for ingot mould cap opening

Technical Field

The utility model relates to the technical field of molds, in particular to a heat preservation device for a steel ingot mold cap opening.

Background

The traditional feeding process of the large steel ingot cap adopts a trickle slow casting mode. Because the ingot casting adopts the ingot casting mode of bottom casting, namely molten steel enters the die from the lower part of the ingot die and finally reaches the cap opening of the ingot die, the temperature gradient of the molten steel in the ingot die is distributed from bottom to top, namely the temperature of the molten steel is gradually reduced from the ingot body to the cap opening of the ingot die, so that the quality defects of loosening and secondary shrinkage cavity of large-sized steel cannot be fundamentally solved by adopting a trickle slow-repair process at the later stage of ingot casting, the quality of the ingot has larger uncertainty, particularly the range of 1/3 area below the cap opening line, after the molten steel is cast, the heat dissipation of the area is fast, the heat preservation effect of the cap opening area at the head part of the ingot is poor, and the tissues in the 1/3 area below the cap opening line are easy to form a bridge, so that the defects of loosening, shrinkage cavity and.

However, the existing cap opening heat preservation can only depend on heat insulation materials, so that the temperature loss is reduced, but the structure for ensuring constant temperature for the temperature is not provided, so that the quality of steel ingots is greatly uncertain, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ingot mould hat opening heat preservation device possesses temperature control's advantage, has solved current hat opening heat preservation and can only depend on thermal-insulated material, reduces the temperature and runs off, nevertheless does not possess and guarantees homothermal structure to the temperature, makes the steel ingot quality have very big uncertainty, influences product quality's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ingot mould bell mouth heat preservation device, includes the ingot mould bell mouth, the top of ingot mould bell mouth is provided with the heat preservation cover, the bottom fixedly connected with heat preservation lug of heat preservation cover, the heat preservation chamber has been seted up to the inner wall of ingot mould bell mouth, the inboard fixedly connected with electric plate of heat preservation intracavity wall.

Preferably, the outer side of the inner wall of the heat-insulating cavity is fixedly connected with a first heat-insulating plate, and the first heat-insulating plate is made of glass fibers and a high-temperature composite material.

Preferably, the top of the heat preservation cover is fixedly connected with an extraction block, and an insertion hole is formed in the extraction block.

Preferably, the bottom of the surface of the ingot mold cap opening is fixedly connected with a fixing ring, the top of the fixing ring is fixedly connected with a first magnetic attraction ring, and the outer side of the bottom of the heat-insulating cover is fixedly connected with a second magnetic attraction ring which is magnetically attracted and connected with the first magnetic attraction ring.

Preferably, the bottom of the heat-insulating bump is fixedly connected with a second heat-insulating plate, and the heat-insulating bump is arranged in a round table shape.

Preferably, a heat insulation cavity is formed in the heat insulation bump, and a third heat insulation plate is fixedly connected to the inner wall of the heat insulation cavity.

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

1. the utility model discloses a setting of ingot mould hat opening, heat preservation cover, heat preservation lug, heat preservation chamber and electric plate has solved current hat opening and has kept warm and can only depend on thermal-insulated material, reduces the temperature and runs off, nevertheless does not possess and guarantee homothermal structure to the temperature, makes the steel ingot quality have very big uncertainty, influences product quality's problem, and this ingot mould hat opening heat preservation device possesses temperature control's advantage, has improved heat preservation efficiency.

2. The utility model discloses because of the first heat insulating board of outside fixedly connected with of heat preservation intracavity wall, the material of first heat insulating board is glass fiber and high temperature combined material synthetic, and this design prevents the high temperature through first heat insulating board and runs off, prevents that temperature and external contact from producing the cooling phenomenon, improves the heat preservation effect.

3. The utility model discloses because of the top fixedly connected with of heat preservation cover draws the piece, draws the inside of piece and has seted up the jack, and this design is through drawing the setting of piece and jack, and convenient to use person draws the safety cover through drawing the piece, and the jack convenient to use person pulls in bolt or lifting hook simultaneously, is scalded when preventing that the user from mentioning the safety cover.

4. The utility model discloses because of the solid fixed ring of bottom fixedly connected with on steel ingot mould cap mouth surface, the ring is inhaled to the first magnetism of solid fixed ring's the first magnetism of top fixedly connected with, the ring is inhaled to the second magnetism that the ring is inhaled with first magnetism to the outside fixedly connected with of heat preservation cover bottom, this design is through solid fixed ring, the setting of ring is inhaled to first magnetism and second magnetism, convenient to use person inhales the ring through the fixed ring to first magnetism and fixes, first magnetism is inhaled the ring and is connected messenger steel ingot mould cap mouth and be close to with solid fixed ring downwards through the magnetic force of inhaling the ring with the second magnetism simultaneously, improve the heat preservation leakproofness.

5. The utility model discloses because of the bottom fixedly connected with second heat insulating board of heat preservation lug, the heat preservation lug is the setting of round platform type, and this design passes through the setting of second heat insulating board, and convenient to use person improves the thermal-insulated effect of heat preservation lug through the second heat insulating board, can also prevent that the heat preservation cover surface is overheated when preventing that the temperature from running off fast, improves the convenience that the user mentioned the heat preservation cover.

6. The utility model discloses because of the heat preservation lug inside seted up thermal-insulated chamber, the inner wall fixedly connected with third heat insulating board in thermal-insulated chamber, this design is through the setting of thermal-insulated chamber and third heat insulating board, and convenient to use person is through the isolated transmission of temperature in thermal-insulated chamber, and rethread third heat insulating board improves the isolated stability of temperature simultaneously, guarantees the isolated effect of temperature.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top cross-sectional view of fig. 1 according to the present invention;

fig. 3 is a left side view of the structure of fig. 1 according to the present invention.

In the figure: 1 ingot mould capping, 2 heat preservation covers, 3 heat preservation lugs, 4 heat preservation chambers, 5 electric hot plates, 6 first heat insulating plates, 7 extraction blocks, 8 jacks, 9 fixing rings, 10 first magnetic suction rings, 11 second magnetic suction rings, 12 second heat insulating plates, 13 heat insulating chambers and 14 third heat insulating plates.

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.

Referring to fig. 1-3, an ingot mold cap opening heat preservation device comprises an ingot mold cap opening 1, a fixing ring 9 is fixedly connected to the bottom of the surface of the ingot mold cap opening 1, a first magnetic attraction ring 10 is fixedly connected to the top of the fixing ring 9, a second magnetic attraction ring 11 magnetically connected to the first magnetic attraction ring 10 is fixedly connected to the outer side of the bottom of a heat preservation cover 2, the fixing ring 9, the first magnetic attraction ring 10 and the second magnetic attraction ring 11 are arranged, so that a user can conveniently fix the first magnetic attraction ring 10 through the fixing ring 9, meanwhile, the first magnetic attraction ring 10 enables the ingot mold cap opening 1 to be close to the fixing ring 9 downwards through the magnetic connection with the second magnetic attraction ring 11, the heat preservation sealing performance is improved, the heat preservation cover 2 is arranged on the top of the ingot mold cap opening 1, an extraction block 7 is fixedly connected to the top of the heat preservation cover 2, an insertion hole 8 is arranged inside the extraction block 7, and the insertion hole 8 are arranged, the protective cover 2 is conveniently extracted by a user through the extraction block 7, meanwhile, the plug pin or the lifting hook is conveniently inserted into the jack 8, the user is prevented from being scalded when lifting the protective cover 2, the bottom of the heat-insulation cover 2 is fixedly connected with the heat-insulation lug 3, the bottom of the heat-insulation lug 3 is fixedly connected with the second heat-insulation plate 12, the heat-insulation lug 3 is arranged in a circular truncated cone shape, the design is characterized in that through the arrangement of the second heat-insulation plate 12, the user can conveniently improve the heat-insulation effect of the heat-insulation lug 3 through the second heat-insulation plate 12, the surface of the heat-insulation cover 2 can be prevented from being overheated when the temperature is rapidly lost, the convenience for the user to lift the heat-insulation cover 2 is improved, the heat-insulation cavity 13 is formed inside the heat-insulation lug 3, the inner wall of the heat-insulation, meanwhile, the third heat insulation plate 14 improves the temperature insulation stability, the temperature insulation effect is guaranteed, the heat insulation cavity 4 is formed in the inner wall of the ingot mold cap opening 1, the first heat insulation plate 6 is fixedly connected to the outer side of the inner wall of the heat insulation cavity 4, the first heat insulation plate 6 is made of glass fibers and is synthesized by high-temperature composite materials, the design prevents high-temperature loss through the first heat insulation plate 6, the temperature is prevented from being in contact with the outside to generate a cooling phenomenon, the heat insulation effect is improved, and the electric heating plate 5 is fixedly connected to the inner side of the inner wall of the heat insulation cavity.

During the use, the user prevents through heat preservation chamber 4 that the temperature runs off fast, the temperature of the accessible electric plate 5 heating inner wall of while cap mouth department, prevent that the temperature from crossing the phenomenon that appears the loose shrinkage cavity of steel ingot tissue excessively low, simultaneously pouring is accomplished back heat preservation cover 2 and is down with the top clearance fit of ingot mould cap mouth 1, keep warm, it is sealed that the inner wall mouth of while heat preservation lug 3 passes through the matching of round platform type and ingot mould cap mouth 1, improve the heat preservation effect, the transmission of heat preservation lug 3 through the isolated temperature in thermal-insulated chamber 13 simultaneously, rethread third heat insulating board 14 improves the isolated stability of temperature simultaneously, guarantee the isolated effect of temperature.

In summary, the following steps: this ingot mould hat opening heat preservation device through ingot mould hat opening 1, heat preservation cover 2, heat preservation lug 3, heat preservation chamber 4 and electric plate 5's setting, has solved current hat opening heat preservation and can only depend on thermal-insulated material, reduces the temperature and runs off, nevertheless does not possess and guarantee homothermal structure to the temperature, makes the steel ingot quality have very big uncertainty, influences product quality's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ingot mould bell mouth heat preservation device, includes ingot mould bell mouth (1), its characterized in that: the top of the ingot mold cap opening (1) is provided with a heat preservation cover (2), the bottom of the heat preservation cover (2) is fixedly connected with a heat preservation lug (3), the inner wall of the ingot mold cap opening (1) is provided with a heat preservation cavity (4), and the inner side of the inner wall of the heat preservation cavity (4) is fixedly connected with an electric heating plate (5).

2. The ingot mold cap temperature keeping device according to claim 1, wherein: the outer side of the inner wall of the heat preservation cavity (4) is fixedly connected with a first heat insulation plate (6), and the first heat insulation plate (6) is made of glass fiber and a high-temperature composite material.

3. The ingot mold cap temperature keeping device according to claim 1, wherein: the top fixedly connected with of heat preservation cover (2) draws piece (7), jack (8) have been seted up to the inside of drawing piece (7).

4. The ingot mold cap temperature keeping device according to claim 1, wherein: the bottom fixedly connected with on ingot mould hat opening (1) surface is solid fixed ring (9), gu the first magnetism of the top fixedly connected with of fixed ring (9) is inhaled ring (10), the outside fixedly connected with of heat preservation cover (2) bottom is inhaled ring (11) with the first magnetism of inhaling the second magnetism that ring (10) magnetism is connected.

5. The ingot mold cap temperature keeping device according to claim 1, wherein: the bottom of the heat-insulation bump (3) is fixedly connected with a second heat-insulation plate (12), and the heat-insulation bump (3) is arranged in a round table shape.

6. The ingot mold cap temperature keeping device according to claim 1, wherein: a heat insulation cavity (13) is formed in the heat insulation bump (3), and a third heat insulation plate (14) is fixedly connected to the inner wall of the heat insulation cavity (13).