CN215668123U

CN215668123U - High-efficient bright annealing device of seamless steel pipe of rapid cooling shape of preapring for an unfavorable turn of events

Info

Publication number: CN215668123U
Application number: CN202120738434.7U
Authority: CN
Inventors: 何建忠
Original assignee: Zhejiang Tianyang Steel Pipe Co ltd
Current assignee: Zhejiang Tianyang Steel Pipe Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2022-01-28
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a rapid cooling and deformation preventing efficient bright annealing device for a seamless steel pipe, and relates to the field of steel pipe bright annealing devices. According to the utility model, the cooling cavity is arranged in the device body, the cooling cylinder is arranged at one end of the cooling cavity, the annular heat conducting cylinder is fixed in the cooling cylinder, the heated seamless steel pipe is transmitted in the annular heat conducting cylinder, the annular heat conducting cylinder guides heat on the heated seamless steel pipe into cooling liquid in the first annular inner cavity through the heat dissipation column, so that the seamless steel pipe is preliminarily cooled, then cold air is guided into the second annular inner cavity through refrigeration equipment, and the cold air is sprayed onto the surface of the seamless steel pipe through the air outlet hole, so that the rapid cooling of the seamless steel pipe is realized, and the production efficiency of the seamless steel pipe is improved.

Description

High-efficient bright annealing device of seamless steel pipe of rapid cooling shape of preapring for an unfavorable turn of events

Technical Field

The utility model relates to the field of steel pipe bright annealing devices, in particular to a rapid cooling and deformation prevention efficient bright annealing device for a seamless steel pipe.

Background

With the development of the mechanical era, the requirements of people on the used steel pipes are diversified, annealing is one of the steps experienced by the steel pipes meeting the requirements of people, an annealing device is a process for raising the temperature in a closed space and then slowly cooling the steel pipes to enable the surface of the steel pipes not to generate decarburization, the annealing process can meet the requirements of people on hardness softening of the steel pipes, the stress on the surface of the steel pipes is increased, the oxidation of the surface of the steel pipes is avoided, convenience is brought to people, high precision is achieved, the requirements of people are met, the production efficiency of the steel pipes is influenced due to the fact that the existing annealing device is low in cooling efficiency, and the steel pipes are likely to deform.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rapid cooling and deformation preventing efficient bright annealing device for a seamless steel pipe, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a rapid cooling anti-deformation efficient bright annealing device for seamless steel tubes comprises a device body, wherein a heating cavity and a cooling cavity are formed in the device body, a cooling cylinder is arranged at one end in the cooling cavity, a first annular inner cavity is formed in the cooling cylinder, an annular heat conduction cylinder is fixedly connected to the inner side wall of the cooling cylinder, a plurality of heat dissipation holes distributed in an annular array are formed in the surface of the inner side wall of the cooling cylinder, a plurality of heat dissipation columns distributed in an annular array are fixedly connected to the surface of the outer side wall of the annular heat conduction cylinder, the heat dissipation columns are located in the heat dissipation holes, sealing gaskets are fixedly connected to the inner side walls of the heat dissipation holes, the outer sides of the heat dissipation columns are completely wrapped by the sealing gaskets, one end of each heat dissipation column is located in the first annular inner cavity, a cooling liquid storage tank is fixedly connected to one end of the upper surface of the device body, and a guide pipe is arranged in the bottom end of the cooling liquid storage tank, one end of the guide pipe, which is far away from the cooling liquid storage tank, extends into the cooling cylinder and is communicated with the first annular inner cavity.

Preferably, a side fixed surface of the device body is connected with the water pump, the output fixedly connected with liquid suction pipe of water pump, the one end of liquid suction pipe runs through the device body and extends to inside the cooling cylinder, liquid suction pipe and first annular inner chamber are linked together, the output fixedly connected with heat pipe of water pump, one end of heat pipe and one side top fixed connection of coolant liquid bin, the heat pipe is linked together with the coolant liquid bin is inside.

Preferably, the other end of the inside of the cooling cavity is provided with an annular plate, a second annular inner cavity is formed in the annular plate, a plurality of air outlet holes distributed in an annular array are formed in the inner side wall of the annular plate, and the air outlet holes are communicated with the second annular inner cavity.

Preferably, the edge of one end of the upper surface of the device body is fixedly connected with a refrigerating device, the upper surface of the device body is provided with an air duct, one end of the air duct is fixedly connected with the output end of the refrigerating device, and the other end of the air duct extends to the inside of the annular plate and is communicated with the second annular inner cavity.

Preferably, the device body is provided with a pipe inlet on one end surface, the pipe inlet is communicated with the heating cavity, the other end of the device body is provided with a pipe outlet, the pipe outlet is communicated with the cooling cavity, the inner wall of one end of the heating cavity is provided with a through groove, and the through groove is communicated with the cooling cavity.

Preferably, the heating chamber is internally provided with a spiral heating pipe, the other end of the upper surface of the device body is provided with an air inlet interface and an air outlet interface, and the air inlet interface and the air outlet interface are respectively fixedly connected with two ends of the spiral heating pipe.

Preferably, advance the inside seamless steel pipe that is provided with of mouth of pipe, the one end of seamless steel pipe runs through spiral heating pipe, logical groove, cooling cylinder, annular plate and the mouth of pipe of going out in proper order and extends to the device body outside, a plurality of radiating grooves that are the annular array and distribute are seted up to the other end surface of device body.

The utility model has the technical effects and advantages that:

1. according to the utility model, the cooling cavity is arranged in the device body, the cooling cylinder is arranged at one end of the cooling cavity, the annular heat-conducting cylinder is fixed in the cooling cylinder, the heated seamless steel pipe is transmitted in the annular heat-conducting cylinder, the annular heat-conducting cylinder guides heat on the heated seamless steel pipe into cooling liquid in the first annular inner cavity through the heat-radiating column, so that the seamless steel pipe is preliminarily cooled, then cold air is guided into the second annular inner cavity through refrigeration equipment, and the cold air is sprayed onto the surface of the seamless steel pipe through the air outlet hole, so that the seamless steel pipe is rapidly cooled, and the production efficiency of the seamless steel pipe is improved;

2. according to the utility model, the water pump is arranged outside the device body and is respectively communicated with the first annular inner cavity and the cooling liquid storage box through the liquid pumping pipe and the heat conduction pipe, so that the recycling of the cooling liquid in the first annular inner cavity is realized, the waste of resources is avoided, the production cost is reduced, the heating cavity is arranged inside the device body, the spiral heating pipe is arranged inside the heating cavity, and the heated hydrogen is introduced into the spiral heating pipe through the air inlet interface, so that the seamless steel pipe passing through the spiral heating pipe is annealed, and the efficient bright annealing of the seamless steel pipe is ensured.

Drawings

Fig. 1 is a schematic cross-sectional view of the overall structure of the present invention.

FIG. 2 is a schematic side sectional view of the cooling cylinder structure of the present invention.

FIG. 3 is a side cross-sectional view of the annular plate structure of the present invention.

Fig. 4 is a perspective view of the cooling cylinder structure of the present invention.

In the figure: 1. a device body; 2. a heating cavity; 3. a cooling chamber; 4. a cooling cylinder; 5. a first annular cavity; 6. an annular heat-conducting cylinder; 7. heat dissipation holes; 8. a heat-dissipating column; 9. a gasket; 10. a coolant storage tank; 11. a conduit; 12. a water pump; 13. a liquid pumping pipe; 14. a heat conducting pipe; 15. an annular plate; 16. a second annular cavity; 17. an air outlet; 18. a refrigeration device; 19. an air duct; 20. an inlet pipe orifice; 21. an outlet pipe orifice; 22. a through groove; 23. a spiral heating pipe; 24. an air inlet interface; 25. an air outlet interface; 26. seamless steel pipes; 27. a heat dissipation groove.

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.

The utility model provides a rapid cooling and deformation preventing seamless steel tube high-efficiency bright annealing device as shown in figures 1-4, which comprises a device body 1, wherein a heating cavity 2 and a cooling cavity 3 are arranged in the device body 1, a pipe inlet 20 is arranged on the surface of one end of the device body 1, the pipe inlet 20 is communicated with the heating cavity 2, a pipe outlet 21 is arranged at the other end of the device body 1, the pipe outlet 21 is communicated with the cooling cavity 3, a through groove 22 is arranged on the inner wall of one end of the heating cavity 2, the through groove 22 is communicated with the cooling cavity 3, a spiral heating pipe 23 is arranged in the heating cavity 2, a seamless steel tube 26 is conveyed in the pipe inlet 20, the pipe outlet 21 and the through groove 22, an air inlet connector 24 and an air outlet connector 25 are arranged at the other end of the upper surface of the device body 1, the air inlet connector 24 and the air outlet connector 25 are respectively and fixedly connected with two ends of the spiral heating pipe 23, leading-in to spiral heating pipe 23 through air inlet 24 with the hydrogen of heating, the seamless steel pipe 26 of carrying is heated and annealed by spiral heating pipe 23 again, the high-efficient bright annealing of seamless steel pipe 26 has been realized, it is provided with seamless steel pipe 26 inside to advance the mouth of pipe 20, spiral heating pipe 23 is run through in proper order to the one end of seamless steel pipe 26, logical groove 22, cooling cylinder 4, annular plate 15, and go out mouth of pipe 21 and extend to the device body 1 outside, a plurality of radiating grooves 27 that are the annular array and distribute are seted up on the other end surface of device body 1 and are passed through the inside heat that gives off of radiating groove 27 with cooling chamber 3 and discharge.

As shown in fig. 2 and 4, a cooling cylinder 4 is disposed at one end inside a cooling chamber 3, a first annular inner chamber 5 is disposed inside the cooling cylinder 4, an annular heat-conducting cylinder 6 is fixedly connected to the inner side wall of the cooling cylinder 4, a plurality of heat dissipation holes 7 distributed in an annular array are disposed on the surface of the inner side wall of the cooling cylinder 4, a plurality of heat dissipation pillars 8 distributed in an annular array are fixedly connected to the surface of the outer side wall of the annular heat-conducting cylinder 6, the heat dissipation pillars 8 are located inside the heat dissipation holes 7, a sealing gasket 9 is fixedly connected to the inner side wall of the heat dissipation holes 7, the outer side of the heat dissipation pillars 8 is completely wrapped by the sealing gasket 9, so as to prevent the coolant from permeating into the annular heat-conducting cylinder 6, thereby improving the sealing performance of the cooling cylinder 4, one end of the heat dissipation pillar 8 is located inside the first annular inner chamber 5, a coolant storage tank 10 is fixedly connected to one end of the upper surface of the device body 1, and a conduit 11 is disposed inside the bottom end of the coolant storage tank 10, one end of the conduit 11, which is far away from the coolant storage tank 10, extends into the cooling cylinder 4 and is communicated with the first annular inner cavity 5, the coolant in the coolant storage tank 10 is guided into the first annular inner cavity 5 through the conduit 11, when the heated seamless steel tube 26 passes through the cooling cylinder 4, the heat on the seamless steel tube 26 can be absorbed by the annular heat-conducting cylinder 6 arranged at the inner side of the cooling cylinder 4, and the heat absorbed by the annular heat-conducting cylinder 6 is guided into the coolant in the first annular inner cavity 5 through the heat-radiating column 8, so as to realize the preliminary cooling of the seamless steel tube 26, avoid the deformation of the seamless steel tube 26 caused by the sudden rapid cooling, improve the practicability of the device, one side surface of the device body 1 is fixedly connected with the water pump 12, the output end of the water pump 12 is fixedly connected with the liquid-pumping pipe 13, one end of the liquid-pumping pipe 13 penetrates through the device body 1 and extends into the cooling cylinder 4, liquid suction pipe 13 is linked together with first annular inner chamber 5, the output fixedly connected with heat pipe 14 of water pump 12, one end of heat pipe 14 and one side top fixed connection of coolant liquid bin 10, heat pipe 14 is linked together with coolant liquid bin 10 is inside, through liquid suction pipe 13 with the coolant liquid of first annular inner chamber 5 inside through liquid suction pipe 13 draw out heat pipe 14, inside leading-in coolant liquid bin 10 by heat pipe 14 again, thereby realize the cyclic utilization of coolant liquid, manufacturing cost has been reduced.

As shown in fig. 3, the other end of the inside of the cooling cavity 3 is provided with an annular plate 15, a second annular inner cavity 16 is provided inside the annular plate 15, a plurality of air outlets 17 distributed in an annular array are provided on the inner side wall of the annular plate 15, the air outlets 17 are communicated with the second annular inner cavity 16, a refrigeration device 18 is fixedly connected to the edge of one end of the upper surface of the device body 1, an air duct 19 is provided on the upper surface of the device body 1, one end of the air duct 19 is fixedly connected with the output end of the refrigeration device 18, the other end of the air duct 19 extends into the annular plate 15 and is communicated with the second annular inner cavity 16, the air is guided into the air duct 19 through the refrigeration device 18, then the air enters the second annular inner cavity 16 through the air duct 19, and then the air is sprayed onto the surface of the seamless steel pipe 26 after the preliminary cooling through the air outlets 17, thereby realizing the rapid cooling of the seamless steel pipe 26, the production and processing efficiency of the seamless steel pipe 26 is improved.

The working principle of the utility model is as follows:

when the device is used, firstly, a seamless steel pipe 26 sequentially penetrates through an inlet pipe orifice 20, a spiral heating pipe 23, a through groove 22, a cooling cylinder 4, an annular plate 15 and an outlet pipe orifice 21 through an external transmission mechanism, so that the seamless steel pipe 26 is transmitted inside a device body 1, heated hydrogen passes through an air inlet port 24 to a cooling cavity 3, the hydrogen is in the spiral heating pipe 23 and further heats and anneals the seamless steel pipe 26 penetrating through the spiral heating pipe 23, then the seamless steel pipe 26 after heating and annealing passes through the cooling cylinder 4, the annular heat conduction cylinder 6 fixed on the inner side of the cooling cylinder 4 guides heat on the seamless steel pipe 26 into cooling liquid in a first annular inner cavity 5 through a heat dissipation column 8, preliminary cooling of the seamless steel pipe 26 is realized, then cold air is guided into an air guide pipe 19 through a refrigeration device 18, and enters into a second annular inner cavity 16 through the air guide pipe 19, and then the gas is sprayed to the surface of the seamless steel pipe 26 after the initial cooling through the gas outlet 17 to carry out secondary cooling on the seamless steel pipe 26, thereby realizing the rapid cooling of the seamless steel pipe 26 and improving the processing and production efficiency of the seamless steel pipe 26.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a high-efficient bright annealing device of seamless steel pipe of rapid cooling preapring for an unfavorable turn of events shape, includes device body (1), its characterized in that: the device comprises a device body (1), wherein a heating cavity (2) and a cooling cavity (3) are formed in the device body (1), a cooling cylinder (4) is arranged at one end in the cooling cavity (3), a first annular inner cavity (5) is formed in the cooling cylinder (4), an annular heat conduction cylinder (6) is fixedly connected to the inner side wall of the cooling cylinder (4), a plurality of heat dissipation holes (7) distributed in an annular array are formed in the surface of the inner side wall of the cooling cylinder (4), a plurality of heat dissipation columns (8) distributed in an annular array are fixedly connected to the surface of the outer side wall of the annular heat conduction cylinder (6), the heat dissipation columns (8) are located in the heat dissipation holes (7), sealing gaskets (9) are fixedly connected to the inner side wall of the heat dissipation holes (7), the outer sides of the heat dissipation columns (8) are completely wrapped by the sealing gaskets (9), and one end of each heat dissipation column (8) is located in the first annular inner cavity (5), the device is characterized in that a cooling liquid storage box (10) is fixedly connected to one end of the upper surface of the device body (1), a guide pipe (11) is arranged inside the bottom end of the cooling liquid storage box (10), and one end, far away from the cooling liquid storage box (10), of the guide pipe (11) extends to the inside of the cooling cylinder (4) and is communicated with the first annular inner cavity (5).

2. The rapid cooling deformation-preventing seamless steel tube high-efficiency bright annealing device according to claim 1, which is characterized in that: the utility model discloses a cooling device, including device body (1), one side fixed surface is connected with water pump (12) of device body (1), the output fixedly connected with liquid suction pipe (13) of water pump (12), the one end of liquid suction pipe (13) runs through device body (1) and extends to inside cooling cylinder (4), liquid suction pipe (13) are linked together with first annular inner chamber (5), the output fixedly connected with heat pipe (14) of water pump (12), one end of heat pipe (14) and one side top fixed connection of coolant liquid bin (10), heat pipe (14) and coolant liquid bin (10) are inside to be linked together.

3. The high-efficiency bright annealing device for the seamless steel tube with the characteristics of rapid cooling and deformation prevention according to claim 2, which is characterized in that: the inside other end of cooling chamber (3) is provided with annular plate (15), second annular inner chamber (16) have been seted up to annular plate (15) inside, a plurality of ventholes (17) that are the annular array and distribute are seted up to the inside wall of annular plate (15), venthole (17) are linked together with second annular inner chamber (16).

4. The rapid cooling deformation-preventing seamless steel tube high-efficiency bright annealing device according to claim 3, which is characterized in that: the device is characterized in that a refrigerating device (18) is fixedly connected to one end edge of the upper surface of the device body (1), an air duct (19) is formed in the upper surface of the device body (1), one end of the air duct (19) is fixedly connected with the output end of the refrigerating device (18), and the other end of the air duct (19) extends to the inside of the annular plate (15) and is communicated with the second annular inner cavity (16).

5. The rapid cooling deformation-preventing seamless steel tube high-efficiency bright annealing device according to claim 4, which is characterized in that: the device is characterized in that a pipe inlet (20) is formed in the surface of one end of the device body (1), the pipe inlet (20) is communicated with the heating cavity (2), a pipe outlet (21) is formed in the other end of the device body (1), the pipe outlet (21) is communicated with the cooling cavity (3), a through groove (22) is formed in the inner wall of one end of the heating cavity (2), and the through groove (22) is communicated with the cooling cavity (3).

6. The rapid cooling deformation-preventing seamless steel tube high-efficiency bright annealing device according to claim 5, which is characterized in that: heating chamber (2) inside is provided with spiral heating pipe (23), the upper surface other end of device body (1) is provided with air inlet interface (24) and interface (25) of giving vent to anger, air inlet interface (24) and interface (25) of giving vent to anger are respectively in the both ends fixed connection of spiral heating pipe (23).

7. The rapid cooling deformation-preventing seamless steel tube high-efficiency bright annealing device according to claim 6, which is characterized in that: the inside seamless steel pipe (26) that is provided with of mouth of pipe (20) enters, the one end of seamless steel pipe (26) runs through spiral heating pipe (23), logical groove (22), cooling cylinder (4), annular plate (15) and play mouth of pipe (21) in proper order and extends to the device body (1) outside, a plurality of radiating grooves (27) that are the distribution of annular array are seted up on the other end surface of device body (1).