CN219507982U - Cooling system for solution heat treatment of duplex stainless steel pipe - Google Patents

Abstract

The utility model discloses a cooling system for solution heat treatment of a duplex stainless steel pipe, which comprises a cooling water tank, a water source cooling device and a sand filter, wherein the water source cooling device, the cooling water tank and the sand filter are sequentially connected to form a closed circulating cooling system, a net cage is arranged in the cooling water tank, positioning columns are arranged on the left side and the right side of the cooling water tank, connecting blocks are movably arranged on the positioning columns, connecting plates are arranged on the inner sides of sliding blocks, the left side and the right side of the connecting plates are connected to the net cage, and a driving head is arranged below the connecting blocks and pushes the connecting blocks to move up and down so as to drive a screen plate to move in the cooling water tank. Through the mode, the cooling system for the solution heat treatment of the duplex stainless steel pipe can be used for circulating cooling water after filtering treatment, so that the cooling efficiency is improved, and the cooling water is convenient to recycle.

Description

Cooling system for solution heat treatment of duplex stainless steel pipe

Technical Field

The utility model relates to the field of solution heat treatment, in particular to a cooling system for solution heat treatment of a duplex stainless steel pipe.

Background

In the production of duplex stainless steel pipes, solution heat treatment is required in the manufacturing process of duplex stainless steel pipes. The hot water generated by the solution heat treatment is forbidden to be directly discharged, and the cooling after the existing solution heat treatment is generally performed by circulating water cooling treatment.

However, the hot water produced by the solution heat treatment contains impurities such as various metals, and if the hot water is recycled without treatment, the impurities accumulate, which affects the normal use of the respective components such as the respective circulation pumps and the cooling water tanks.

Moreover, the existing cooling system generally adopts spraying to water-cool the duplex stainless steel pipe, so that the wet cooling efficiency is low, and the cooling water is difficult to recycle.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a cooling system for solution heat treatment of a duplex stainless steel pipe, which can circulate cooling water after filtering treatment, improves cooling efficiency and is convenient for cooling water recovery circulation.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a duplex stainless steel pipe solid solution heat treatment's cooling system, including coolant tank, water source cooling device and grit filter, connect gradually between water source cooling device, coolant tank and the grit filter and form confined circulation cooling system, be equipped with the box with a net in the coolant tank, the coolant tank left and right sides is equipped with the reference column, the activity is provided with the connecting block on the reference column, the inboard of sliding block has the connecting plate, the left and right sides of connecting plate is connected on the box with a net, the below of connecting block is equipped with the actuating head, thereby the actuating head promotes the connecting block and reciprocates and drives the otter board and remove in the coolant tank.

In a preferred embodiment of the utility model, the water inlet of the cooling water tank is connected with the water source cooling device through a pump, the water outlet of the cooling water tank is communicated with the inlet of the sand filter, and the water outlet of the sand filter is communicated with the inlet of the water source cooling device through a pump.

In a preferred embodiment of the present utility model, the water source cooling device comprises a hot water tank, a cooling tower and a cold water tank, wherein the hot water tank is connected with the sand filter through a pump, the cold water tank is connected with the cooling water tank through a pump, and the cooling tower is used for communicating the hot water tank with the cold water tank.

In a preferred embodiment of the utility model, the hot water tank, the cooling tower and the cold water tank are connected through an industrial large-flow peristaltic pump.

In a preferred embodiment of the utility model, two positioning columns are respectively arranged on the left side and the right side of the cooling water tank, the connecting block is movably sleeved on the positioning columns, and the driving head is arranged below the middle part of the connecting block.

In a preferred embodiment of the utility model, the front side and the rear side of the net cage are in an opening shape, and the side plates on the left side and the right side of the net cage are connected with the lower part of the connecting plate through bolts.

In a preferred embodiment of the present utility model, the driving head is a hydraulic cylinder, an air cylinder or a linear motor.

The beneficial effects of the utility model are as follows: according to the cooling system for the solution heat treatment of the duplex stainless steel pipe, disclosed by the utility model, the circulation of cooling water is realized through the cooling water tank, the water source cooling device and the sand filter, and the sand filter is used for filtering wastes and impurities generated in the cooling process, so that the purity of the cooling water is improved, and the influence on various devices is avoided.

According to the cooling system for the solution heat treatment of the duplex stainless steel pipe, the up-and-down movement of the duplex stainless steel pipe is realized through the screen plate which can move up and down in the cooling water tank, so that the duplex stainless steel pipe can be completely immersed in the water tank, and the effect of rapid cooling is achieved.

According to the cooling system for the solution heat treatment of the duplex stainless steel pipe, disclosed by the utility model, the cooling tower, the hot water tank and the cooling water tank are used for cooling hot water after the solution heat treatment, the cooling effect is good, and the requirements of energy conservation and environmental protection are met.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic diagram of a cooling system for solution heat treatment of duplex stainless steel pipes according to a preferred embodiment of the utility model;

FIG. 2 is a schematic view of the structure of the cooling water tank;

FIG. 3 is a side view of FIG. 2;

the components in the drawings are marked as follows: 1. the device comprises a cooling water tank 11, a net cage 12, a positioning column 13, a connecting block 14, a connecting plate 15, a driving head 2, a water source cooling device 21, a hot water tank 22, a cooling tower 23, a cold water tank 24, an industrial large-flow peristaltic pump 3, a sand filter 4 and a pump.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the utility model, without affecting the effect or achievement of the objective. Also, the terms "upper", "lower", "left", "right", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for modification or adjustment of the relative relationships thereof, as they are also considered within the scope of the utility model without substantial modification to the technical context.

Referring to fig. 1, a cooling system for solution heat treatment of a duplex stainless steel pipe comprises a cooling water tank 1, a water source cooling device 2 and a sand filter 3, wherein the water source cooling device 2, the cooling water tank 1 and the sand filter 3 are sequentially connected to form a closed circulation cooling system. The water inlet of the cooling water tank 1 is connected with the water source cooling device 2 through the pump 4, the water outlet of the cooling water tank 1 is communicated with the inlet of the sand filter 3, and the water outlet of the sand filter 3 is communicated with the inlet of the water source cooling device 2 through the pump 4. The cooling water is sent into the cooling water tank 1 from the water source cooling device 2 by the pump 4, the high-temperature duplex stainless steel pipe after solution heat treatment enters the cooling chamber to be rapidly cooled, the cooling water flows into the sand filtering device to be filtered, and then the cooling water is sent back to the water source cooling device 2 to be cooled to low temperature by the pump 4 and then enters the cooling water tank 1 again to be cooled. The grit filter equipment adopts conventional filter equipment, mainly is in order to filter metal chip and impurity etc. that drops from duplex stainless steel pipe, prevents that a large amount of metal chip and impurity from piling up in the water tank, and the water of entire system is in the flow state all the time under the cooling state, increases the mobility of water, reaches the purpose of quick reduction work piece surface temperature.

The inside of the cooling water tank 1 is provided with a net cage 11, the left side and the right side of the cooling water tank 1 are provided with positioning columns 12, connecting blocks 13 are movably arranged on the positioning columns 12, the inner sides of the sliding blocks are provided with connecting plates 14, the left side and the right side of the connecting plates 14 are connected to the net cage 11, the lower part of each connecting block 13 is provided with a driving head 15, and the driving heads 15 push the connecting blocks 13 to move up and down so as to drive the screen plate to move in the cooling water tank 1. Two positioning columns 12 are respectively arranged on the left side and the right side of the cooling water tank 1, the connecting blocks are movably sleeved on the positioning columns 12, and the driving head 15 is arranged below the middle part of the connecting block 13. The front and rear sides of the net cage 11 are opened, and the side plates on the left and right sides of the net cage 11 are connected with the lower part of the connecting plate 14 through bolts. The driving head 15 is a hydraulic cylinder, an air cylinder or a linear motor. The connecting plate is pushed to move upwards through the driving head 15, the connecting plate 14 drives the net cage 11 to move upwards, at the moment, duplex stainless steel pipes are fed into the net cage 11, then the driving head 15 drives the connecting plate 14 to move downwards, the net cage 11 and the duplex stainless steel pipes are immersed into the cooling water tank 1, the duplex stainless steel pipes are cooled through cooling water, the upward movement is repeated after the cooling of the belt is completed, and the duplex stainless steel pipes are sent out through the hoisting device. The net cage 11 is driven to move through the driving head 15, so that the duplex stainless steel pipe enters or leaves the cooling box, the hoisting device is prevented from entering the water cooling for hoisting, and the hoisting difficulty is reduced. When the duplex stainless steel pipe is cooled in the cooling water tank 1, the driving head 15 can repeatedly move up and down, so that water flow in the cooling water tank 1 can flow up and down, and the cooling effect is further improved.

The water source cooling device 2 includes a hot water tank 21, a cooling tower 22, and a cold water tank 23. The cooling tower 22 is an existing device of common general knowledge. The hot water tank 21 is connected to the sand filter 3 by the pump 4, the cold water tank 23 is connected to the cooling water tank 1 by the pump 4, and the cooling tower 22 communicates the hot water tank 21 with the cold water tank 23. The hot water tank 21, the cooling tower 22 and the cold water tank 23 are connected through an industrial large-flow peristaltic pump 24. The cooling water in the cold water tank 23 is sent into the cooling water tank 1 through the pump 4, the cooling water becomes hot water after passing through the cooling water tank 1 and the sand filter 3, the hot water is sent into the hot water tank 21 through the pump 4, the hot water tank 21 sends the hot water into the cooling tower 22 for cooling, the cooling water becomes cooling water and is sent into the cold water tank 23 again, and the normal water flow dynamic state under the cooling state is obtained. The industrial large-flow peristaltic pump 24 can realize accurate control of water flow and ensure that the water temperature is in a normal controllable state.

Compared with the prior art, the cooling system for the solution heat treatment of the duplex stainless steel pipe can be used for filtering and circulating cooling water, so that the cooling efficiency is improved, and the cooling water is convenient to recycle.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims (7)

1. The utility model provides a cooling system of duplex stainless steel pipe solid solution heat treatment, its characterized in that, includes coolant tank, water source cooling device and grit filter, connect gradually between water source cooling device, coolant tank and the grit filter and form confined circulation cooling system, be equipped with the box with a net in the coolant tank, the coolant tank left and right sides is equipped with the reference column, the activity is provided with the connecting block on the reference column, the inboard of connecting block has the connecting plate, the left and right sides of connecting plate is connected on the box with a net, the below of connecting block is equipped with the actuating head, thereby the actuating head promotes the connecting block and reciprocates and drives the otter board and remove in the coolant tank.

2. The cooling system for the solution heat treatment of the duplex stainless steel pipe according to claim 1, wherein the water inlet of the cooling water tank is connected with the water source cooling device through a pump, the water outlet of the cooling water tank is communicated with the inlet of the sand filter, and the water outlet of the sand filter is communicated with the inlet of the water source cooling device through a pump.

3. The cooling system for solution heat treatment of duplex stainless steel pipe according to claim 1, wherein the water source cooling means comprises a hot water tank, a cooling tower and a cold water tank, the hot water tank is connected to the sand filter by a pump, the cold water tank is connected to the cooling water tank by a pump, and the cooling tower communicates the hot water tank with the cold water tank.

4. A cooling system for solution heat treatment of duplex stainless steel pipe according to claim 3, wherein the hot water tank, cooling tower and cold water tank are connected by an industrial mass peristaltic pump.

5. The cooling system for the solution heat treatment of the duplex stainless steel pipe according to claim 1, wherein two positioning columns are respectively arranged on the left side and the right side of the cooling water tank, the connecting block is movably sleeved on the positioning columns, and the driving head is arranged below the middle part of the connecting block.

6. The cooling system for the solution heat treatment of the duplex stainless steel pipe according to claim 5, wherein the front side and the rear side of the net cage are opened, and the side plates on the left side and the right side of the net cage are connected with the lower part of the connecting plate through bolts.

7. The cooling system for solution heat treatment of duplex stainless steel pipe of claim 6 wherein the drive head is a hydraulic cylinder, an air cylinder or a linear motor.