CN216656266U

CN216656266U - Cooling and crystallizing device for horizontal continuous casting of rare earth graphite alloy section

Info

Publication number: CN216656266U
Application number: CN202122598831.1U
Authority: CN
Inventors: 张�杰
Original assignee: Xi'an High Intelligent Technology Co ltd
Current assignee: Xi'an High Intelligent Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-06-03
Anticipated expiration: 2031-10-28

Abstract

The utility model belongs to the technical field of horizontal continuous casting, and particularly relates to a cooling crystallization device for horizontal continuous casting of rare earth graphite alloy profiles. According to the utility model, the adjusting valve is connected to the outer sides of the upper water inlet and the lower water inlet of the cooling layer through a thread by technical improvement, the flow rate of the upper water inlet and the lower water inlet is adjusted, so that the heat exchange efficiency of water flow in the cooling layer is adjusted, the flow rate of cooling liquid in the upper cooling layer and the lower cooling layer is adjusted through the adjusting valve, when high-temperature raw material liquid enters the crystallizing device, the crystallization rates of the upper surface and the lower surface of the raw material casting blank can be approximately kept consistent, and thus the normal operation of subsequent processes and the quality of a final product are ensured.

Description

Cooling and crystallizing device for horizontal continuous casting of rare earth graphite alloy section

Technical Field

The utility model relates to the technical field of horizontal continuous casting, in particular to a cooling crystallization device for horizontal continuous casting of rare earth graphite alloy profiles.

Background

The horizontal continuous casting refers to a continuous casting type in which liquid raw materials such as molten steel are injected into a horizontally placed crystallizer from the horizontal direction, and a casting blank is in a horizontal state in the solidification process and moves in a casting machine until reaching a cooling bed. The equipment of the horizontal continuous casting machine is lighter than the arc continuous casting machine, has lower height and can be installed in the old factory building, thereby greatly saving the construction cost and being particularly suitable for the technical transformation of small steel plants.

The crystallizer in the horizontal continuous casting equipment cools the liquid raw material to crystallize the liquid raw material so as to facilitate the next operation, the crystallizer is generally provided with an upper water inlet, a water outlet, a lower water inlet and a water outlet, and the raw material is mostly concentrated on the middle lower part of the crystallizer when entering the crystallizer due to the gravity action of the raw material liquid in the cooling process of the crystallizer, so that the cooling rate of the middle lower part of the raw material is higher than that of the upper part, the crystallization degree of the upper part and the middle lower part is inconsistent, and the subsequent working procedure and the quality of a final product are affected; in addition, the liquid raw material is usually positioned at the middle lower part when entering the crystallizer, so that the use frequency of the contact surface of the inner wall of the crystallizer, which is contacted with the high-temperature raw material liquid, is different, and the use frequency of the contact surface at the lower part is greater than that of the contact surface at the upper part, so that the service life of the contact surface at the lower part is shortened, and the service life of the crystallizer is shortened.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a cooling crystallization device for horizontal continuous casting of rare earth graphite alloy profiles, which has the characteristics of uniform cooling and long service life.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cooling crystallization device for horizontal continuous casting of tombarthite graphite alloy section bar, includes connecting plate, crystallization device, No. two connecting plates and governing valve, and one side of a connecting plate is equipped with crystallization device, and crystallization device's one end block is on a connecting plate, and one side of crystallization device is equipped with No. two connecting plates, and crystallization device's other end block is on No. two connecting plates, and crystallization device's the outside is equipped with the governing valve, governing valve and crystallization device threaded connection.

According to the preferable technical scheme of the cooling crystallization device for the horizontal continuous casting of the rare earth graphite alloy section bar, the first connecting plate comprises a clamping groove, a connecting ring and a fixing groove, the clamping groove is formed in the side wall of the first connecting plate, one end of the crystallization device is clamped in the clamping groove, the connecting ring is arranged on the inner side of the clamping groove and clamped on the inner side of one end of the crystallization device, and the fixing groove is formed in the connecting ring.

The cooling crystallization device comprises a cooling layer, a crystallization cylinder, a contact layer and an operating rod, wherein the cooling layer is positioned on the outer side of the crystallization device and is in threaded connection with a regulating valve, one end of the cooling layer is clamped in a clamping groove, the inner side of the cooling layer is fixedly provided with the crystallization cylinder, the outer wall of the crystallization cylinder is fixedly connected with the inner wall of the cooling layer, the inner side of the crystallization cylinder is provided with the contact layer, one end of the contact layer penetrates through the first connecting plate, the other end of the contact layer penetrates through the second connecting plate, the outer wall of the contact layer is fixedly connected with the inner wall of the crystallization cylinder, the two ends of the outer side of the cooling layer are provided with the operating rod, the operating rod penetrates through the two ends of the cooling layer, and the operating rod is in a fixing groove in threaded connection when in use.

As the preferable technical proposal of the cooling crystallization device for the horizontal continuous casting of the rare earth graphite alloy section bar, the cooling layer comprises a snap ring, a clapboard and a fixed hole, the last inlet port, go up the inlet port, lower water inlet and lower outlet port, the snap ring is fixed at the both ends of cooling layer, the snap ring block is in the draw-in groove, be equipped with the baffle on the lateral wall of cooling layer, the baffle is equallyd divide the cooling layer from top to bottom, the fixed orifices has been seted up on the outer wall of snap ring, the fixed orifices runs through the snap ring, the fixed orifices faces the fixed slot, the action bars runs through the fixed orifices, the fixed inlet port that is equipped with in upper end outer wall one side of cooling layer, governing valve threaded connection is in the outside at last inlet port, the fixed inlet port that is equipped with in upper end outer wall opposite side of cooling layer, the fixed inlet port that is equipped with down in lower extreme outer wall one side of cooling layer, governing valve threaded connection is in the outside of inlet down, the fixed lower outlet port that is equipped with of lower extreme outer wall opposite side of cooling layer.

As the preferable technical scheme of the cooling crystallization device for the horizontal continuous casting of the rare earth graphite alloy section bar, the crystallization cylinder comprises a cylinder body and a clamping mechanism, the cylinder body is fixed on the inner side of a cooling layer, the clamping mechanisms are fixedly arranged on the side walls of the two ends of the cylinder body, and the clamping mechanisms are positioned on the outer side of the connecting ring.

According to the preferable technical scheme of the cooling crystallization device for the horizontal continuous casting of the rare earth graphite alloy section bar, the clamping mechanism comprises a fixing ring, a spring and a clamping ring, the fixing ring is fixed on the side walls of the two ends of the barrel, the spring is fixedly arranged on the side wall of the fixing ring, the clamping ring is fixedly arranged on the outer side of the spring, and the tail end of the spring is connected to the inner side of the clamping ring.

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

1. in the using process, the cooling layer and the regulating valve are arranged, the regulating valve is in the prior art, the regulating valve is connected to the outer sides of the upper water inlet and the lower water inlet of the cooling layer in a threaded mode through technical improvement during use, the flow rate of the upper water inlet and the lower water inlet is regulated through the regulating valve, and therefore the heat replacement efficiency of water flow in the cooling layer is regulated.

2. In the using process of the utility model, the first connecting plate, the second connecting plate and the operating rod are arranged, the first connecting plate and the second connecting plate have the same structure, when in use, two ends of the crystallizing device are clamped in clamping grooves on the first connecting plate and the second connecting plate, the operating rod penetrates through a fixing hole on the clamping ring and is in threaded connection with a fixing groove on the connecting ring, so that the crystallizing device is fixed with the first connecting plate and the second connecting plate, after one batch of horizontal continuous casting is finished, the crystallizing device is rotated between the first connecting plate and the second connecting plate through the operating rod, the crystallizing device is rotated 180 degrees and then is fixed again, when next batch of horizontal continuous casting is finished, the high-temperature liquid raw material is contacted with the upper contact layer which is not contacted last time, so that the upper surface and the lower surface of the contact layer can be contacted with the high-temperature raw material liquid alternately, and the service life of the contact layer is prolonged, thereby prolonging the service life of the crystallization device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic structural view of a first connection plate of the present invention;

FIG. 3 is a partial cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged view at C of FIG. 3;

fig. 5 is a partial sectional view in the direction B-B in fig. 1.

In the figure: 1. a first connecting plate; 11. a card slot; 12. a connecting ring; 13. a fixing groove; 2. a crystallization device; 21. a cooling layer; 211. a snap ring; 212. a partition plate; 213. a fixing hole; 214. an upper water inlet; 215. an upper drainage port; 216. a lower water inlet; 217. a lower drainage port; 22. a crystallization cylinder; 221. a barrel; 222. a chucking mechanism; 2221. a fixing ring; 2222. a spring; 2223. a clamping ring; 23. a contact layer; 24. an operating lever; 3. a second connecting plate; 4. and adjusting the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a cooling crystallization device for horizontal continuous casting of tombarthite graphite alloy section bar, including connecting plate 1 No. one, crystallization device 2, No. two connecting plates 3 and governing valve 4, one side of connecting plate 1 is equipped with crystallization device 2, crystallization device 2's one end block is on connecting plate 1 No. one, one side of crystallization device 2 is equipped with connecting plate 3 No. two, crystallization device 2's other end block is on connecting plate 3 No. two, crystallization device 2's the outside is equipped with governing valve 4, governing valve 4 and 2 threaded connection of crystallization device.

Referring to fig. 1 and 2, specifically, the first connecting plate 1 includes a clamping groove 11, a connecting ring 12 and a fixing groove 13, the clamping groove 11 is formed in a side wall of the first connecting plate 1, one end of the crystallization device 2 is clamped in the clamping groove 11, the connecting ring 12 is arranged on an inner side of the clamping groove 11, the connecting ring 12 is clamped on an inner side of one end of the crystallization device 2, and the fixing groove 13 is formed in the connecting ring 12; two ends block of crystallization device 2 is on connecting plate 1 and No. two connecting plates 3 when using, run through fixed orifices 213 on snap ring 211 and fixed slot 13 threaded connection on the go-between 12 through action bars 24, thereby fix crystallization device 2 and connecting plate 1 and No. two connecting plates 3, after a batch horizontal continuous casting is accomplished, rotate crystallization device 2 between connecting plate 1 and No. two connecting plates 3 through action bars 24, make crystallization device 2 rotatory 180 originally, it is fixed again afterwards, when next horizontal continuous casting, the top contact layer 23 that high temperature liquid raw materials contacted last time, with this upper and lower face that makes contact layer 23 can contact high temperature raw materials liquid in turn, improve the life of contact layer 23, thereby improve the life of crystallization device 2.

Referring to fig. 3, 4 and 5, specifically, the crystallization device 2 includes a cooling layer 21, a crystallization cylinder 22, a contact layer 23 and an operating rod 24, the cooling layer 21 is located outside the crystallization device 2, the cooling layer 21 is in threaded connection with the regulating valve 4, one end of the cooling layer 21 is clamped in the clamping groove 11, the inner side of the cooling layer 21 is fixedly provided with the crystallization cylinder 22, the outer wall of the crystallization cylinder 22 is fixedly connected with the inner wall of the cooling layer 21, the inner side of the crystallization cylinder 22 is provided with the contact layer 23, one end of the contact layer 23 penetrates through the first connecting plate 1, the other end of the contact layer 23 penetrates through the second connecting plate 3, the outer wall of the contact layer 23 is fixedly connected with the inner wall of the crystallization cylinder 22, the two ends of the outer side of the cooling layer 21 are provided with the operating rods 24, the operating rods 24 penetrate through the two ends of the cooling layer 21, and the operating rods 24 are in the fixing grooves 13 in use; the cooling layer 21 includes a snap ring 211, a partition 212, and a fixing hole 213, the cooling device comprises an upper water inlet 214, an upper water inlet 215, a lower water inlet 216 and a lower water outlet 217, wherein clamping rings 211 are fixed at two ends of a cooling layer 21, the clamping rings 211 are clamped in clamping grooves 11, a partition plate 212 is arranged on the side wall of the cooling layer 21, the partition plate 212 divides the cooling layer 21 into an upper portion and a lower portion, a fixing hole 213 is formed in the outer wall of each clamping ring 211, the fixing hole 213 penetrates through each clamping ring 211, the fixing hole 213 is opposite to a fixing groove 13, an operating rod 24 penetrates through the fixing hole 213, the upper water inlet 214 is fixedly arranged on one side of the outer wall of the upper end of the cooling layer 21, an adjusting valve 4 is connected to the outer side of the upper water inlet 214 in a threaded mode, the upper water inlet 215 is fixedly arranged on the other side of the outer wall of the upper end of the cooling layer 21, the lower water inlet 216 is fixedly arranged on one side of the outer wall of the lower end of the cooling layer 21, the adjusting valve 4 is connected to the outer wall of the outer side of the lower water inlet 216 in a threaded mode, and the lower water outlet 217 is fixedly arranged on the other side of the lower end of the cooling layer 21; the crystallizing cylinder 22 comprises a cylinder body 221 and a clamping mechanism 222, the cylinder body 221 is fixed on the inner side of the cooling layer 21, the clamping mechanisms 222 are fixedly arranged on the side walls of the two ends of the cylinder body 221, and the clamping mechanisms 222 are positioned on the outer side of the connecting ring 12; the clamping mechanism 222 comprises a fixing ring 2221, a spring 2222 and a clamping ring 2223, the fixing ring 2221 is fixed on the side walls of the two ends of the cylinder 221, the spring 2222 is fixedly arranged on the side wall of the fixing ring 2221, the clamping ring 2223 is fixedly arranged on the outer side of the spring 2222, and the tail end of the spring 2222 is connected to the inner side of the clamping ring 2223; governing valve 4 is prior art, through the technique change with governing valve 4 threaded connection in the last inlet 214 of cooling layer 21 and the outside of lower water inlet 216 when using, adjust the velocity of flow through governing valve 4, thereby adjust the efficiency of the water flow heat transfer volume in the cooling layer 21, because the baffle 212 is two-layer about dividing into cooling layer 21, make the coolant liquid velocity of flow of upper and lower floor inconsistent through governing valve 4, when high temperature raw materials liquid gets into crystallization device 2 in, can make the upper and lower face crystallization rate of raw materials casting embryo roughly keep unanimous, thereby guarantee the normal operating of follow-up process and the quality of end product.

The utility model has the following use flow and working principle: when the horizontal continuous casting device is used, firstly, two regulating valves 4 are connected with an external water pipe, then the two regulating valves 4 are respectively connected to the outer sides of an upper water inlet 214 and a lower water inlet 216 in a threaded manner, then a clamping ring 211 on a crystallizing device 2 is clamped in a clamping groove 11, a fixing hole 213 on the clamping ring 211 is aligned to a fixing groove 13 on a connecting ring 12 through rotation, then an operating rod 24 is inserted into the fixing hole 213 in a threaded manner and is fixedly connected with the fixing groove 13, when horizontal continuous casting is started, high-temperature liquid raw materials enter a contact layer 23 on the inner layer of the crystallizing device 2, the liquid is in contact with the outer walls of the middle lower side of the contact layer 23 due to the self weight of the liquid, and at the moment, the flow rate of the cooling liquid in an upper cooling layer 21 and a lower cooling layer 21 is regulated through the regulating valves 4, so that the cooling capacity of the upper cooling layer 21 and the lower cooling rate of raw material casting blanks are kept approximately consistent; after this time of horizontal continuous casting is accomplished, through action bars 24 with crystallization device 2 rotatory 180 between connecting plate 1 and No. two connecting plates 3 for water inlet 214 was located the position of water inlet 216 down originally, real-time adjustment governing valve 4 simultaneously, fix once more afterwards, when next time of horizontal continuous casting, the high temperature liquid raw materials first contact be the well lower part of contact layer 23 be the well upper portion that last time did not contact promptly, make the upper and lower part of contact layer 23 can alternate use, improve the life of contact layer 23.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a cooling crystallization device for horizontal continuous casting of tombarthite graphite alloy section bar, includes connecting plate (1), crystallization device (2), No. two connecting plates (3) and governing valve (4), its characterized in that: one side of a connecting plate (1) is equipped with crystallization device (2), the one end block of crystallization device (2) is on connecting plate (1) No. one, one side of crystallization device (2) is equipped with connecting plate (3) No. two, the other end block of crystallization device (2) is on connecting plate (3) No. two, the outside of crystallization device (2) is equipped with governing valve (4), governing valve (4) and crystallization device (2) threaded connection.

2. The cooling crystallization apparatus for horizontal continuous casting of a rare earth graphite alloy profile according to claim 1, wherein: the connection plate (1) comprises a clamping groove (11), a connection ring (12) and a fixing groove (13), the clamping groove (11) is formed in the side wall of the connection plate (1), one end of the crystallization device (2) is clamped in the clamping groove (11), the connection ring (12) is arranged on the inner side of the clamping groove (11), the connection ring (12) is clamped in the inner side of one end of the crystallization device (2), and the fixing groove (13) is formed in the connection ring (12).

3. The cooling crystallization apparatus for horizontal continuous casting of a rare earth graphite alloy profile according to claim 1, wherein: the crystallization device (2) comprises a cooling layer (21), a crystallization cylinder (22), a contact layer (23) and an operating rod (24), wherein the cooling layer (21) is positioned on the outer side of the crystallization device (2), the cooling layer (21) is in threaded connection with a regulating valve (4), one end of the cooling layer (21) is clamped in a clamping groove (11), the crystallization cylinder (22) is fixedly arranged on the inner side of the cooling layer (21), the inner wall of the outer wall of the crystallization cylinder (22) is fixedly connected with the inner wall of the cooling layer (21), the contact layer (23) is arranged on the inner side of the crystallization cylinder (22), one end of the contact layer (23) penetrates through a first connecting plate (1), the other end of the contact layer (23) penetrates through a second connecting plate (3), the outer wall of the contact layer (23) is fixedly connected with the inner wall of the crystallization cylinder (22), and the operating rod (24) is arranged at two ends of the outer side of the cooling layer (21), the operating rod (24) penetrates through two ends of the cooling layer (21), and the operating rod (24) is in threaded connection in the fixing groove (13) when in use.

4. The cooling crystallization apparatus for horizontal continuous casting of a rare earth graphite alloy profile according to claim 3, wherein: the cooling layer (21) comprises a clamping ring (211), a partition plate (212), a fixing hole (213), an upper water inlet (214), an upper water outlet (215), a lower water inlet (216) and a lower water outlet (217), the clamping ring (211) is fixed at two ends of the cooling layer (21), the clamping ring (211) is clamped in the clamping groove (11), the partition plate (212) is arranged on the side wall of the cooling layer (21), the cooling layer (21) is divided into an upper portion and a lower portion by the partition plate (212), the fixing hole (213) is formed in the outer wall of the clamping ring (211), the fixing hole (213) penetrates through the clamping ring (211), the fixing hole (213) faces the fixing groove (13), the operating rod (24) penetrates through the fixing hole (213), the upper water inlet (214) is fixedly arranged on one side of the outer wall of the upper end of the cooling layer (21), and the regulating valve (4) is in threaded connection with the outer side of the upper water inlet (214), an upper water discharging port (215) is fixedly arranged on the other side of the outer wall of the upper end of the cooling layer (21), a lower water inlet (216) is fixedly arranged on one side of the outer wall of the lower end of the cooling layer (21), the adjusting valve (4) is in threaded connection with the outer side of the lower water inlet (216), and a lower water discharging port (217) is fixedly arranged on the other side of the outer wall of the lower end of the cooling layer (21).

5. The cooling crystallization apparatus for horizontal continuous casting of a rare earth graphite alloy profile according to claim 3, wherein: the crystallization cylinder (22) comprises a cylinder body (221) and a clamping mechanism (222), the cylinder body (221) is fixed on the inner side of the cooling layer (21), the clamping mechanisms (222) are fixedly arranged on the side walls of the two ends of the cylinder body (221), and the clamping mechanism (222) is located on the outer side of the connecting ring (12).

6. The cooling crystallization apparatus for horizontal continuous casting of a rare earth graphite alloy profile according to claim 5, wherein: chucking mechanism (222) are including solid fixed ring (2221), spring (2222) and chucking ring (2223), gu fixed ring (2221) is fixed on the both ends lateral wall of barrel (221), gu fixed ring (2221) is gone up to fix and is equipped with spring (2222), the outside of spring (2222) is fixed and is equipped with chucking ring (2223), the terminal connection of spring (2222) is in the inboard of chucking ring (2223).