CN215983406U

CN215983406U - Internal injection cooling roller

Info

Publication number: CN215983406U
Application number: CN202122371329.7U
Authority: CN
Inventors: 宋超
Original assignee: Suzhou Yingxing Roller Technology Co ltd
Current assignee: Suzhou Yingxing Roller Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of cooling rollers, in particular to an internal injection cooling roller which comprises two rotary joints which are symmetrically distributed, wherein guide pipes are rotatably inserted at the outer sides of the two rotary joints, a roller body and a flow guide core are fixedly connected between the inner sides of the two rotary joints, the flow guide core is positioned inside the roller body, and a vortex-shaped conical pipe for spraying water to cool the inner side wall of the roller body is fixedly connected between the outer side wall of the flow guide core and the inner side wall of the roller body. According to the utility model, the vortex-shaped conical pipe is fixedly connected between the flow guide core and the roller body, water is conveyed into the vortex-shaped conical pipe through the water inlet pipe, and the water is sprayed to the inner side wall of the roller body through the nozzle on the outer side wall of the vortex-shaped conical pipe, so that the temperature of the roller body is reduced, the vortex-shaped conical pipe blocks the direct transverse flow of the water from the gap between the flow guide core and the roller body, the turbulent flow of cooling water is effectively prevented, and the water entering the vortex-shaped conical pipe can be directly sprayed to the inner side wall of the roller body, so that the heat exchange efficiency of the cooling water is improved.

Description

Internal injection cooling roller

Technical Field

The utility model relates to the technical field of cooling rollers, in particular to an internal injection cooling roller.

Background

The chill roll is generally made by hollow steel roller, rotary joint is connected respectively to both sides, inside lets in the cooling water, cool off the chill roll through the cooling water, the surface of chill roll cools off the material again, thereby reach the purpose of cooling or accuse temperature, in the product production process, the central cavity of whole chill roll can be filled to the cooling water, because the chill roll rotates, the cooling water in its cavity can form the turbulent flow, the cooling water of advanced income chill roll can't be in the internal surface of roll body, heat exchange efficiency has been reduced, and the water of accomplishing the heat exchange inside partial chill roll can not be timely discharge the chill roll, cause the heat exchange disorder, influence the cooling effect, in addition, when not using the chill roll, can remain a large amount of water inside most chill roll, influence the life of chill roll.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide an internal injection cooling roller, a roller body and a flow guide core are fixedly connected between two rotary joints, a vortex-shaped conical pipe is fixedly connected between the flow guide core and the roller body, water is conveyed into the vortex-shaped conical pipe through a water inlet pipe, the water is sprayed to the inner side wall of the roller body through a nozzle on the outer side wall of the vortex-shaped conical pipe to realize the cooling of the roller body, the vortex-shaped conical pipe blocks the direct transverse flow of the water from a gap between the flow guide core and the roller body, the turbulence of the cooling water is effectively prevented, and the water entering the vortex-shaped conical pipe can be directly sprayed to the inner side wall of the roller body, so that the heat exchange efficiency of the cooling water is improved, a plurality of water conveying grooves are uniformly arranged on the outer side wall of the flow guide core, and the flow guide core is in a round table shape (the diameter of a cross section circle is gradually reduced from one end of the flow guide core to the other end), so that the water conveying grooves on the outer side wall are in an inclined state when the flow guide core is horizontally arranged, the hydroenergy of being convenient for the inside heat exchange of accomplishing of roll body can be along the quick circular blind hole position that flows to of water delivery tank, the water that flows to circular blind hole department is connect greatly by the outlet pipe and is carried away, effectively prevent the disorderly emergence of heat exchange, the hot water of being convenient for discharges fast, the cooling effect is improved, when not using this chill roll, stop to the water delivery of vortex form bell pipe, make its inside ponding flow back along the water delivery tank and discharge through continuing to rotate the roll body, be convenient for discharge the inside residual water of roll body fast, prevent ponding corrosion chill roll, the life of chill roll is prolonged.

The purpose of the utility model can be realized by the following technical scheme:

an internal injection cooling roller comprises two rotary joints which are symmetrically distributed, wherein guide pipes are rotatably inserted into the outer sides of the two rotary joints, a water inlet pipe is arranged in one of the guide pipes, a water outlet pipe is arranged in the other of the water inlet pipes, a roller body and a flow guide core are fixedly connected between the inner sides of the two rotary joints, the flow guide core is positioned in the roller body, a vortex-shaped conical pipe for spraying water for cooling the inner side wall of the roller body is fixedly connected between the outer side wall of the flow guide core and the inner side wall of the roller body, the roller body and the flow guide core are fixedly connected between the two rotary joints, a vortex-shaped conical pipe is fixedly connected between the flow guide core and the roller body, water is conveyed into the vortex-shaped conical pipe through the water inlet pipe, the water is sprayed to the inner side wall of the roller body through a nozzle on the outer side wall of the vortex-shaped conical pipe, the temperature of the roller body is reduced, and the vortex-shaped conical pipe blocks the water from directly and transversely flowing from a gap between the flow guide core and the roller body, effectively prevent cooling water turbulent flow, and the water that gets into the vortex form conical tube can directly spout to the roll body inside wall to cooling water heat exchange efficiency has been improved.

Further, the method comprises the following steps: the water collecting cavity is formed in the inner portion of one end of the flow guide core, one end of the vortex-shaped conical pipe penetrates through the flow guide core and is communicated with the water collecting cavity, one end of the water inlet pipe is connected with the end portion, corresponding to the position, of the flow guide core in a rotating mode, and the water inlet pipe is communicated with the vortex-shaped conical pipe through the water collecting cavity, so that cooling water can be conveyed to the vortex-shaped conical pipe conveniently.

Further, the method comprises the following steps: the appearance of water conservancy diversion core is the round platform shape, just a plurality of water delivery grooves have been seted up to the lateral wall of water conservancy diversion core such as the annular to the water delivery groove that makes water conservancy diversion core lateral wall is the tilt state when water conservancy diversion core level is placed, and the inside hydroenergy of accomplishing the heat exchange of the roll body of being convenient for can be along the quick circular blind hole position that flows in of water delivery groove, and the water that flows to circular blind hole department is connect greatly by the outlet pipe and is carried away, effectively prevents the disorderly emergence of heat exchange, and the hot water of being convenient for discharges fast, improves the cooling effect.

Further, the method comprises the following steps: circular blind hole has been seted up to the one end that the water conservancy diversion core deviates from the chamber that catchments, the inside wall of circular blind hole is the annular equal angle and sets up the rectangle through-hole that runs through the water conservancy diversion core, and the rectangle through-hole is located corresponding position water delivery inslot portion, is convenient for carry the water of water delivery groove circular blind hole position.

Further, the method comprises the following steps: the outer side wall of one end of the water outlet pipe is rotated to be attached to the inner side wall of the circular blind hole, the outer side wall of the other end of the water outlet pipe is fixedly connected with the inner side wall of the guide pipe at the corresponding position, so that the water outlet pipe does not rotate along with the roller body, the drainage notch on the water outlet pipe is always in an upward state, and the water outlet pipe is convenient to contain water flowing down from the water delivery tank.

Further, the method comprises the following steps: and one end of the water outlet pipe, which is positioned in the circular blind hole, is provided with a water drainage notch, so that water for completing heat exchange in the water delivery tank can be conveniently contained.

Further, the method comprises the following steps: a plurality of mounting holes are formed in the outer side wall of the vortex-shaped conical pipe, and the inside of each mounting hole is fixedly connected with a nozzle, so that water entering the inside of the roller body can be directly sprayed to the inner side wall of the roller body.

The utility model has the beneficial effects that:

1. the roller body and the flow guide core are fixedly connected between the two rotary joints, the vortex-shaped conical pipe is fixedly connected between the flow guide core and the roller body, water is conveyed into the vortex-shaped conical pipe through the water inlet pipe, and the water is sprayed to the inner side wall of the roller body through the nozzle on the outer side wall of the vortex-shaped conical pipe, so that the temperature of the roller body is reduced, the vortex-shaped conical pipe blocks the direct transverse flow of the water from a gap between the flow guide core and the roller body, the turbulent flow of cooling water is effectively prevented, and the water entering the vortex-shaped conical pipe can be directly sprayed to the inner side wall of the roller body, so that the heat exchange efficiency of the cooling water is improved;

2. through evenly having seted up a plurality of water delivery grooves at the lateral wall of water conservancy diversion core, because the water conservancy diversion core is the round platform shape (the diameter from the one end of water conservancy diversion core to other end cross-section circle reduces gradually), thereby make the water delivery groove of its lateral wall be the tilt state when water conservancy diversion core level is placed, the hydroenergy of being convenient for the inside completion heat exchange of roll body can be along the quick circular blind hole position that flows in of water delivery groove, the water that flows to circular blind hole department connects greatly to be carried away by the outlet pipe, effectively prevent the emergence of heat exchange disorder, the hot water of being convenient for discharges fast, improve the cooling effect, when not using this cooling roller, stop to the water delivery of vortex form conical tube, make its inside ponding flow back along the water delivery groove discharge pipe discharge through continuing to rotate the roll body, be convenient for discharge the inside residual water of roll body fast, prevent ponding corrosion cooling roller, improve the life of cooling roller.

Drawings

The utility model will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view showing the internal structure of the cooling roll according to the present invention;

FIG. 3 is a schematic view of the structure of the flow guide core and the vortex tapered tube of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of the structure of the water outlet pipe of the present invention.

In the figure: 100. a rotary joint; 110. a guide tube; 111. a water inlet pipe; 112. a water outlet pipe; 1121. a drainage notch; 200. a roller body; 300. a flow guide core; 310. a water delivery tank; 320. a circular blind hole; 321. a rectangular through hole; 400. a volute tapered tube; 410. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

Referring to fig. 1-5, an internal injection cooling roller includes two rotating joints 100 symmetrically distributed, guide pipes 110 are rotatably inserted into outer sides of the two rotating joints 100, wherein a water inlet pipe 111 is disposed inside one of the guide pipes 110, a water outlet pipe 112 is disposed inside the other water inlet pipe 111, a roller body 200 and a guide core 300 are fixedly connected between inner sides of the two rotating joints 100, the guide core 300 is disposed inside the roller body 200, a scroll-shaped conical pipe 400 for spraying water to an inner side wall of the roller body 200 for cooling is fixedly connected between an outer side wall of the guide core 300 and an inner side wall of the roller body 200, the roller body 200 and the guide core 300 are fixedly connected between the two rotating joints 100, the scroll-shaped conical pipe 400 is fixedly connected between the guide core 300 and the roller body 200, and water is delivered into the scroll-shaped pipe 400 through the water inlet pipe 111, the nozzle that water passes through the outer lateral wall of vortex-shaped conical tube 400 spouts to the inside wall of roll body 200, realizes that roll body 200 cools down, and vortex-shaped conical tube 400 has blockked the direct lateral flow of clearance between water follow water conservancy diversion core 300 and the roll body 200, effectively prevents the cooling water turbulent flow, and the water that gets into vortex-shaped conical tube 400 can directly spout to roll body 200 inside wall to cooling water heat exchange efficiency has been improved.

A water collecting cavity is formed in one end of the flow guide core 300, one end of the vortex-shaped conical pipe 400 penetrates through the flow guide core 300 and is communicated with the water collecting cavity, one end of the water inlet pipe 111 is rotatably inserted into the end part of the corresponding position of the flow guide core 300 and is communicated with the water collecting cavity, the water inlet pipe 111 is communicated with the vortex-shaped conical pipe 400 through the water collecting cavity, and cooling water is conveniently conveyed to the vortex-shaped conical pipe 400; the appearance of water conservancy diversion core 300 is the round platform shape, just a plurality of water delivery groove 310 have been seted up to the lateral wall of water conservancy diversion core 300 being angles such as annular, thereby make the water delivery groove 310 of water conservancy diversion core 300 lateral wall be the tilt state when water conservancy diversion core 300 level is placed, the inside hydroenergy of accomplishing the heat exchange of roll body 200 of being convenient for can be along the quick circular blind hole 320 positions that flow to of water delivery groove 310, the water that flows to circular blind hole 320 department is connect greatly by outlet pipe 112 and is carried away, effectively prevent the emergence of heat exchange disorder, the hot water of being convenient for discharges fast, the cooling effect is improved.

One end of the diversion core 300, which is far away from the water collecting cavity, is provided with a circular blind hole 320, the inner side wall of the circular blind hole 320 is annular and provided with a rectangular through hole 321 which penetrates through the diversion core 300 at an equal angle, and the rectangular through hole 321 is positioned inside the water conveying tank 310 at a corresponding position, so that water in the water conveying tank 310 can be conveyed to the position of the circular blind hole 320 conveniently; the outer side wall of one end of the water outlet pipe 112 is rotatably attached to the inner side wall of the circular blind hole 320, and the outer side wall of the other end of the water outlet pipe 112 is fixedly connected to the inner side wall of the guide pipe 110 at the corresponding position, so that the water outlet pipe 112 does not rotate along with the roller body 200, and the drainage notch 1121 on the water outlet pipe is always in an upward state, thereby facilitating the water flowing down from the water delivery tank 310 to be contained; a water drainage notch 1121 is formed in one end of the water outlet pipe 112, which is located inside the circular blind hole 320, so that water which is subjected to heat exchange inside the water delivery tank 310 can be conveniently contained; the outer side wall of the vortex-shaped conical pipe 400 is provided with a plurality of mounting holes 410, and the inside of each mounting hole 410 is fixedly connected with a nozzle, so that water entering the roller body 200 can be directly sprayed to the inner side wall of the roller body 200.

The working principle is as follows: when the cooling roller is used, water delivery equipment such as an external water pump sends water into the water collecting cavity through the water inlet pipe 111, the water is delivered into the vortex-shaped conical pipe 400, finally the water is sprayed to the inner side wall of the roller body 200 from a nozzle on the vortex-shaped conical pipe 400 to realize cooling, the cooling water which completes heat exchange rapidly flows to the position of the round blind hole 320 through the rectangular through hole 321 along the water delivery groove 310 on the flow guide core 300, the water which flows to the position of the round blind hole 320 is contained in the water discharge notch 1121 on the water discharge pipe 112, the water which completes heat exchange is rapidly discharged through the water discharge pipe 112, the flow guide core 300 is in a round table shape (the diameter of a cross section circle from one end to the other end of the flow guide core 300 is gradually reduced), so that the water delivery groove 310 on the outer side wall of the flow guide core 300 is in an inclined state when the flow guide core 300 is horizontally placed, the water which completes heat exchange in the roller body 200 can rapidly flow to the position of the round blind hole 320 along the water delivery groove 310, when the cooling roller is not used, and stopping water delivery to the vortex-shaped conical pipe 400, and continuously rotating the roller body 200 to enable accumulated water in the roller body to flow back to the water outlet pipe 112 along the water delivery groove 310 to be discharged, so that residual water in the roller body 200 can be discharged quickly, and the accumulated water is prevented from corroding the cooling roller.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the utility model to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides an interior injection cooling roller, includes rotary joint (100) of two symmetric distributions, its characterized in that, two the outside of rotary joint (100) all rotates to peg graft and has stand pipe (110), one of them the inside of stand pipe (110) is provided with inlet tube (111), another the inside of inlet tube (111) is provided with outlet pipe (112), two fixedly connected with roll body (200) and water conservancy diversion core (300) between the inboard of rotary joint (100), just water conservancy diversion core (300) are located the inside of roll body (200), fixedly connected with is used for the vortex form taper pipe (400) of giving roll body (200) inside wall water spray cooling between the lateral wall of water conservancy diversion core (300) and the inside wall of roll body (200).

2. The inner-spraying cooling roller as claimed in claim 1, wherein a water collecting cavity is formed in one end of the flow guide core (300), one end of the vortex-shaped conical tube (400) penetrates through the flow guide core (300) and is communicated with the water collecting cavity, and one end of the water inlet tube (111) is rotatably inserted into the end of the flow guide core (300) at a position corresponding to the water collecting cavity and is communicated with the water collecting cavity.

3. The inner spray cooling roller as claimed in claim 1, wherein the guide core (300) is shaped like a circular truncated cone, and a plurality of water delivery grooves (310) are annularly and equiangularly formed on the outer side wall of the guide core (300).

4. The inner-spraying cooling roller as claimed in claim 3, wherein a circular blind hole (320) is formed at one end of the flow guide core (300) away from the water collection cavity, a rectangular through hole (321) penetrating through the flow guide core (300) is formed in the inner side wall of the circular blind hole (320) in an annular shape at an equal angle, and the rectangular through hole (321) is located inside the water delivery tank (310) at a corresponding position.

5. The inner spray cooling roller as claimed in claim 4, characterized in that the outer side wall of one end of the water outlet pipe (112) is rotatably attached to the inner side wall of the round blind hole (320), and the outer side wall of the other end of the water outlet pipe (112) is fixedly connected to the inner side wall of the corresponding position guide pipe (110).

6. The inner spray cooling roller as claimed in claim 5, wherein one end of the water outlet pipe (112) located inside the round blind hole (320) is provided with a water drainage notch (1121).

7. The inner-injection cooling roller as claimed in claim 1, wherein a plurality of mounting holes (410) are formed in the outer side wall of the spiral conical tube (400), and nozzles are fixedly connected to the inside of the mounting holes (410).