Heat treatment device for steel plate

Abstract

The utility model relates to a heat treatment device for a steel plate, which comprises a base, roller conveying mechanisms are symmetrically mounted at the front end and the rear end of the base, and a spraying mechanism is arranged between the roller conveying mechanisms; the spraying mechanism comprises a supporting frame, a water spraying ring is installed on the supporting frame, a water collecting groove is formed in the corresponding position below the water spraying ring, the water collecting groove communicates with a water outlet pipe, the other end of the water outlet pipe communicates with a water filter, the bottom of the water filter communicates with a water conveying pipe, and a water suction pump is arranged on the water conveying pipe. The other end of the water conveying pipe communicates with a water storage tank, a water inlet pipe is arranged between the water storage tank and the water spraying ring, and a high-pressure water pump is arranged on the water inlet pipe. The water spraying ring is used for spraying the steel plate in all directions, so that the phenomenon that the steel plate cracks or deforms possibly due to too high cooling speed and non-uniform cooling is avoided; after wastewater is filtered by the water filter, purified water returns to the water storage tank for reuse, so that water resources are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel sheet production technical field especially relates to a steel sheet heat treatment device. BACKGROUND

[0002] The heat treatment process of steel plate refers to the way of heating and cooling, changing the organization structure and performance of steel to meet the specific use requirements. Common heat treatment methods include annealing, quenching, tempering and normalizing. Quenching is usually heated to phase transition temperature and then rapidly cooled, and water cooling is one of the most commonly used cooling methods. The existing heat treatment device has a device for cooling the steel plate by spraying water, but it does not have the function of filtering and recycling the water used for cooling, resulting in waste of water resources. SUMMARY

[0003] The utility model aims at solving the prior art's insufficient, and provides a steel plate heat treatment device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a steel plate heat treatment device, comprising: a base, the base is symmetrically installed with roller conveying mechanism on both ends, and the roller conveying mechanism is provided with a spraying mechanism; the spraying mechanism comprises a support frame, a water spraying ring is installed on the support frame, a water collecting tank is placed at the corresponding position below the water spraying ring, a water outlet pipe is communicated with the water collecting tank, another end of the water outlet pipe is communicated with a water filter, a water inlet pipe is communicated with the bottom of the water filter, a water pump is arranged on the water inlet pipe, another end of the water inlet pipe is communicated with a water storage tank, and a water inlet pipe is arranged between the water storage tank and the water spraying ring; a high-pressure water pump is arranged on the water inlet pipe; the water filter comprises a shell, a filter screen cylinder is horizontally arranged in the shell, a plurality of support edges are uniformly and fixedly installed on the side of the filter screen cylinder, a rotating shaft is arranged in the filter screen cylinder, a first motor is installed outside the shell, one end of the rotating shaft is rotatably connected with the output end of the first motor, a plurality of rotating arms are installed on the outer circle of the rotating shaft along the radial direction, the outer end of the rotating arm is fixedly connected with the support edge, a ring body is fixedly installed on one end of the filter screen cylinder close to the water outlet pipe, and a cylinder bottom is fixedly installed on the other end; the two ends of the support edge are fixedly connected with the ring body and the cylinder bottom respectively, and a plurality of guide vanes are uniformly and fixedly installed on the ring body along the circumferential direction.

[0005] Further, the roller conveying mechanism comprises: a plurality of roller racks arranged at equal intervals, chain wheel power rollers are rotatably installed between the roller racks, the chain wheel power rollers are connected with each other through chains, and a second motor is drivingly connected with the chain wheel power rollers and is installed on the roller rack.

[0006] Furthermore, the roller frame closer to the spraying mechanism is higher than the other roller frames, and an auxiliary roller is rotatably mounted on the top of the roller frame closer to the spraying mechanism.

[0007] Furthermore, both the sprocket drive roller and the auxiliary roller are fitted with a heat-resistant steel sleeve.

[0008] Furthermore, the frontal surface of the guide vane is inclined in the direction of rotation of the rotating shaft with the radial plane of the ring body as the reference.

[0009] Furthermore, a rubber strip is installed on the side of the guide plate near the housing.

[0010] Furthermore, the water storage tank is equipped with a water inlet.

[0011] The beneficial effects of this utility model are as follows: This utility model uses a roller conveying mechanism to convey the steel plate to the middle of the spray ring, a high-pressure water pump draws water from the water storage tank, and the spray ring sprays the steel plate in all directions, avoiding cracks or deformation of the steel plate that may be caused by excessively fast or uneven cooling; after the wastewater is filtered by the water filter, the clean water is returned to the water storage tank for reuse, saving water resources; the roller conveying mechanism is used to continue to complete the feeding, reducing labor costs and protecting production safety. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of this utility model;

[0013] Figure 2 This is a schematic diagram of the spraying mechanism;

[0014] Figure 3 This is a cross-sectional view of the water filter.

[0015] Figure 4 This is a schematic diagram of the structure of the ring.

[0016] Figure 5 This is a schematic diagram of the roller conveyor mechanism;

[0017] In the diagram: 1-Base; 2-Roller conveying mechanism; 20-Roller frame; 21-Sprocket power roller; 22-Chain; 23-Second motor; 24-Auxiliary roller; 25-Heat-resistant steel sleeve; 3-Spraying mechanism; 30-Support frame; 31-Spray ring; 32-Water collection tank; 33-Outlet pipe; 34-Water filter; 340-Shell; 341-Filter screen cylinder; 342-Support rib; 343-Rotating shaft; 344-First motor; 345-Rotating arm; 346-Ring body; 347-Bottom of cylinder; 348-Guide plate; 349-Rubber strip; 35-Water supply pipe; 36-Water pump; 37-Water storage tank; 370-Water inlet; 38-Inlet pipe; 39-High-pressure water pump;

[0018] The drawings in the utility model are schematic diagrams, and the sizes do not represent actual dimensions;

[0019] The utility model will be described below in combination with the embodiments thereof and with reference to the drawings. DETAILED DESCRIPTION

[0020] The utility model will be described below in combination with the embodiments thereof and with reference to the drawings.

[0021] As Figures 1-5 The utility model discloses a steel sheet heat treatment device, including: base 1, the both ends of base 1 are symmetrically installed roller conveying mechanism 2, be provided with spray mechanism 3 between roller conveying mechanism 2, spray mechanism 3 includes support frame 30, install water ring 31 on support frame 30, place water collecting tank 32 in the corresponding position below water ring 31, water collecting tank 32 is connected with water outlet pipe 33, another end of water outlet pipe 33 is connected with water filter 34, the bottom of water filter 34 is connected with water delivery pipe 35, set up water pump 36 on water delivery pipe 35, another end of water delivery pipe 35 is connected with water storage tank 37, set up water inlet pipe 38 between water storage tank 37 and water ring 31, set up high pressure water pump 39 on water inlet pipe 38, water filter 34 includes shell 340, set up filter screen cylinder 341 in shell 340, evenly fixed mounting a plurality of support edges 342 on the side of filter screen cylinder 341, the rotation shaft 343 is passed in filter screen cylinder 341, install first motor 344 outside shell 340, the output end rotation is connected with first motor 344 of one end of rotation shaft 343 that is passed out shell 340, install a plurality of rotating arms 345 along the radial direction of the outer ring of rotation shaft 343, the outer end of rotating arm 345 is fixedly connected with support edge 342, the one end of filter screen cylinder 341 close to water outlet pipe 33 is fixedly installed ring body 346, and the other end is fixedly installed cylinder bottom 347, the both ends of support edge 342 are fixedly connected with ring body 346 and cylinder bottom 347 respectively, evenly fixed mounting a plurality of guide vanes 348 on ring body 346 along the circumference.

[0022] Specifically, the roller conveying mechanism 2 at the front end is used to convey the steel plate to the middle of the water ring 31, the high-pressure water pump 39 draws water in the water storage tank 37, the water ring 31 is used to spray and cool the steel plate in all directions, the waste water after spraying falls into the water collecting tank 32, and then flows into the water filter 34 through the water outlet pipe 33, the waste water enters the inside of the filter screen cylinder 341 from the water outlet pipe 33, flows to the outside of the filter screen cylinder 341 after being filtered by the filter screen cylinder 341, and finally is discharged from the water delivery pipe 35 at the bottom of the shell 340, and the filtered water is pumped back into the water storage tank 37 by the water pump 36.

[0023] The roller conveying mechanism comprises a plurality of equidistantly arranged roller racks 20, chain wheel power rollers 21 rotatably mounted between the roller racks 20, and the chain wheel power rollers 21 being connected with each other through chains 22, and second motors 23 drivingly connected with the chain wheel power rollers 21 being mounted on the roller racks 20.

[0024] The roller rack 20 close to the spraying mechanism 3 is higher than the other roller racks 20, and an auxiliary roller 24 is rotatably mounted on the top of the roller rack 20 close to the spraying mechanism 3.

[0025] Specifically, the auxiliary roller 24 and the upper and lower limiting steel plates of the chain wheel power rollers 21 prevent the steel plates from overturning when being washed by the cooling water.

[0026] A heat-resistant steel sleeve 25 is sleeved on the chain wheel power roller 21 and the auxiliary roller 24.

[0027] Specifically, the steel plate after being heated is prevented from scalding the roller,

[0028] The flow-approaching surface of the guide vane 348 is obliquely arranged towards the rotating direction of the rotating shaft 343 based on the radial plane of the ring body 346.

[0029] Specifically, the flow-approaching surface of the guide vane 348 forms a liquid flow towards the inside outside the ring body 346, avoiding the waste residue in the filter screen cylinder 341 from flowing out.

[0030] A rubber strip 349 is mounted on the side of the guide vane 348 close to the shell 340.

[0031] Specifically, the rubber strip 349 reduces the friction between the guide vane 348 and the shell 340, strengthens the formation of the liquid flow, and further avoids the waste residue in the filter screen cylinder 341 from flowing out.

[0032] A water supplementing opening 370 is arranged on the water storage tank 37.

[0033] Specifically, the water storage tank 37 can be timely supplemented with water.

[0034] The utility model discloses when using, open second motor 23, utilize the roller cylinder transmission mechanism 2 of front end with steel plate is conveyed to the middle of water spray ring 31, and high pressure water pump 39 draws the water in water storage tank 37, and the omnidirectional spray cooling of steel plate is carried out to water spray ring 31, and the waste water after spraying falls into the water collecting tank 32, and then flows into the water filter 34 through the water outlet pipe 33, and the waste water enters the inside of filter screen cylinder 341 from the water outlet pipe 33, and the first motor 344 is opened and drives the rotation of the shaft 343, and the shaft 343 drives the rotation of the rotating arm 345, the support edge 342 and the filter screen cylinder 341 together, and the waste water is filtered, and after being filtered through the filter screen cylinder 341, flows to the outside of filter screen cylinder 341, and finally is discharged from the water delivery pipe 35 at the bottom of the shell 340, and the filtered water is pumped back into the water storage tank 37 through the water pump 36, and the roller cylinder transmission mechanism 2 at the rear end conveys the steel plate and discharges.

[0035] The utility model discloses has been described exemplarily above in combination with the drawing, obviously, the specific implementation of the utility model is not limited by above-mentioned mode, as long as various improvements of the method concept and technical scheme of the utility model are adopted, or directly applied in other occasions without improvement, all are within the protection scope of the utility model.

Claims

1. A heat treatment apparatus for steel plates, characterized in that, Include: Base (1), the roller conveying mechanism (2) is symmetrically installed on both ends of the base (1), and the spray mechanism (3) is arranged between the roller conveying mechanism (2); the spray mechanism (3) comprises a support frame (30), a water spraying ring (31) is installed on the support frame (30), a water collecting tank (32) is placed at a corresponding position below the water spraying ring (31), a water outlet pipe (33) is communicated with the water collecting tank (32), another end of the water outlet pipe (33) is communicated with a water filter (34), the bottom of the water filter (34) is communicated with a water delivery pipe (35), a water pump (36) is arranged on the water delivery pipe (35), another end of the water delivery pipe (35) is communicated with a water storage tank (37), a water inlet pipe (38) is arranged between the water storage tank (37) and the water spraying ring (31), and a high-pressure water pump (39) is arranged on the water inlet pipe (38); the water filter (34) comprises a shell (340), a filter screen cylinder (341) is horizontally arranged in the shell (340), a plurality of support edges (342) are uniformly and fixedly installed on the side edges of the filter screen cylinder (341), a rotating shaft (343) is arranged in the filter screen cylinder (341), a first motor (344) is installed outside the shell (340), one end of the rotating shaft (343) is rotatably connected with the output end of the first motor (344) and penetrates out of the shell (340), a plurality of rotating arms (345) are installed on the outer circle of the rotating shaft (343) in the radial direction, the outer ends of the rotating arms (345) are fixedly connected with the support edges (342), a ring body (346) is fixedly installed on one end of the filter screen cylinder (341) close to the water outlet pipe (33), a cylinder bottom (347) is fixedly installed on the other end of the filter screen cylinder (341), the two ends of the support edges (342) are fixedly connected with the ring body (346) and the cylinder bottom (347) respectively, and a plurality of guide vanes (348) are uniformly and fixedly installed on the ring body (346) in the circumferential direction.

2. The steel sheet heat treatment apparatus according to claim 1, wherein The roller conveying mechanism comprises: a plurality of roller racks (20) arranged at equal intervals, chain wheel power rollers (21) rotatably installed between the roller racks (20), and the chain wheel power rollers (21) connected with each other through chains (22); the roller racks (20) are provided with second motors (23) drivingly connected with the chain wheel power rollers (21).

3. The steel sheet heat treatment apparatus according to claim 2, wherein The roller racks (20) close to the spray mechanism (3) are higher than the other roller racks (20), and auxiliary rollers (24) are rotatably installed on the top of the roller racks (20) close to the spray mechanism (3).

4. The steel sheet heat treatment apparatus according to claim 3, wherein The chain wheel power rollers (21) and the auxiliary rollers (24) are all sleeved with a circle of heat-resistant steel sleeves (25).

5. The steel sheet heat treatment apparatus according to claim 1, wherein The flow-approaching surface of the guide vane (348) is arranged to be inclined to the rotating direction of the rotating shaft (343) with the radial plane of the ring body (346) as the reference surface.

6. The steel sheet heat treatment apparatus according to claim 1, wherein Rubber strips (349) are installed on the side edges of the guide vanes (348) close to the shell (340).

7. The steel sheet heat treatment apparatus according to claim 1, wherein A water replenishing opening (370) is arranged on the water storage tank (37).

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