Workpiece cooling equipment for steel member hot galvanizing production

Abstract

The utility model discloses workpiece cooling equipment for hot galvanizing production of steel members, which relates to the technical field of hot galvanizing workpiece cooling and comprises a bottom plate, side plates are mounted at two ends of the top of the bottom plate, and a cooling box is mounted at the top of the bottom plate. A plurality of sets of conveying rollers are installed between the two side plates, one ends of the conveying rollers penetrate through the side plates and are provided with chain wheels, a first driving motor is installed at the other end of the chain wheel on the left side, the multiple chain wheels are in transmission connection through a chain, and a water storage tank is installed at the top of the cooling box. According to the scheme, the problems that at the moment, transition cannot be conducted due to the fact that the temperature of a steel workpiece body is too high, existing workpiece cooling equipment for steel component hot galvanizing production needs to be manually and slowly moved for cooling treatment during use, time and labor are wasted, and the work efficiency is high are solved. And certain potential safety hazards are easily caused to operators.

Description

TECHNICAL FIELD

[0001] The utility model relates to hot galvanizing workpiece cooling technical field, concretely is a kind of workpiece cooling equipment for steel member hot galvanizing production. BACKGROUND

[0002] Hot-dip plating, simply referred to as hot plating, is a method of plating layer by immersing plated metal material in other liquid metal or alloy with lower melting point, and the basic feature of hot galvanizing of steel material is that alloy layer is formed between steel base body and zinc plating layer, and when the surface of steel piece is taken out from molten zinc liquid, a layer of molten zinc is attached to the surface of the alloy layer, and a zinc plating layer is formed after cooling and solidification.

[0003] However, hot galvanizing needs to be cooled after galvanizing to make the galvanized material adhere to the zinc material, and since the steel workpiece body is too high in temperature at this time to be transferred, the existing workpiece cooling equipment for steel member hot galvanizing production needs to be manually moved slowly to cooling treatment, which not only wastes time and effort, but also easily causes certain safety hazards to workers. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of workpiece cooling equipment for steel member hot galvanizing production to solve the problem that the steel workpiece body is too high in temperature at this time to be transferred, and the existing workpiece cooling equipment for steel member hot galvanizing production needs to be manually moved slowly to cooling treatment, which not only wastes time and effort, but also easily causes certain safety hazards to workers.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of workpiece cooling equipment for steel member hot galvanizing production, including bottom plate, the both ends of the top of bottom plate are equipped with side plate, the top of bottom plate is equipped with cooling box, several groups of conveying rollers are installed between the both sides of side plate, one end of conveying roller is equipped with sprocket and penetrates side plate, wherein the other end of the sprocket of left side is equipped with first drive motor, several sprockets are connected by chain transmission, the top of cooling box is equipped with water storage tank, the top of water storage tank is equipped with first water pump, the bottom of first water pump is equipped with water suction pipe, the other end of water suction pipe is located in the lower part inside water storage tank, the side of first water pump is equipped with first water outlet pipe, the other end of first water outlet pipe is equipped with shunt pipe and penetrates the upper plate of cooling box, the bottom of shunt pipe is provided with multiple groups of atomizing nozzles, the periphery of the bottom of bottom plate is equipped with support leg.

[0006] Preferably, the outer wall of the conveying roller is equipped with a rubber sleeve.

[0007] Preferably, one side of the top of the cooling box is provided with an air pipe, the inside of the air pipe is provided with a fixing frame, the top of the fixing frame is provided with a second driving motor, and the bottom of the fixing frame is provided with a fan blade.

[0008] Preferably, a plurality of groups of water outlet holes are arranged at the center of the bottom of the bottom plate, a material guide hopper is arranged at the bottom of the bottom plate, a recovery box is arranged at the bottom of the material guide hopper, a filter plate is arranged in the recovery box, a second water outlet pipe is arranged at one end of the lower part of the recovery box, a second water pump is arranged at the other end of the second water outlet pipe, a water inlet pipe is arranged at the other end of the second water pump, and the water inlet pipe is arranged in the water storage tank.

[0009] Preferably, a condenser pipe is arranged at the inner bottom of the water storage tank, a condenser is arranged at one end of the condenser pipe and penetrates through the water storage tank, a liquid outlet pipe is arranged at one end of the condenser, a third water pump is arranged at the other end of the liquid outlet pipe, and the other end of the third water pump is connected with the other end of the condenser pipe.

[0010] Preferably, a temperature sensor is arranged at one end of the outer wall of the cooling box, a PLC controller is arranged at the lower part of the temperature sensor and penetrates through the cooling box, the output end of the temperature sensor is electrically connected with the input end of the PLC controller, and the output end of the PLC controller is electrically connected with the input end of the first driving motor and the input end of the first water pump, respectively.

[0011] Preferably, a curtain is arranged at both sides of the cooling box.

[0012] Compared with the prior art, the present application has the following beneficial effects:

[0013] (1) The first driving motor drives the chain wheel connected thereto to rotate, the chain transmission drives the remaining chain wheels to rotate, thereby driving the conveying rollers to rotate to complete the conveying of the steel member, the first water pump is started, the first water pump conveys the water in the water storage tank to the inside of the first water outlet pipe through the water suction pipe, the cold water is discharged to the inside of the shunt pipe through the first water outlet pipe and sprayed to the surface of the steel member after being atomized by the atomizing nozzle, thereby completing the cooling of the steel member, and the problem that the steel material workpiece body temperature is too high to be transferred at this time, and the existing workpiece cooling equipment for hot galvanizing production of steel members needs to be manually moved to the cooling treatment during use, which is time-consuming and laborious and is prone to cause certain safety hazards to the operators, is solved.

[0014] (2), the fan blade can be driven to rotate by the second driving motor, so that air cooling is carried out before water cooling of the steel member, heat stress received by the steel member can be reduced, so that deformation of the steel member is prevented, used wastewater can be discharged to the recycling box through the water outlet hole and the material guide hopper, and the wastewater is filtered through the filter plate, the second water pump is started, the second water pump can convey the filtered wastewater to the water inlet pipe through the second water outlet pipe, and the filtered wastewater is conveyed to the water storage tank through the water inlet pipe, so that the cooling water is recycled.

[0015] (3), the temperature inside the cooling box is detected by the temperature sensor. When the temperature detected by the temperature sensor is higher than the specified value, the first driving motor and the first water pump can be controlled by the PLC controller respectively, so that the rotating speed of the first driving motor is reduced, so that the conveying speed of the steel member is reduced, and the cooling time of the steel member in the cooling box is increased, and the water outlet of the first water outlet pipe is increased by the first water pump, so that the cooling effect of the steel member is increased, and the temperature in the cooling box is reduced to the specified value, so that the zinc layer quality is stable, and the steel member is prevented from deforming. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic diagram of the utility model;

[0017] Figure 2 It is the internal structure schematic diagram of the utility model;

[0018] Figure 3 It is the front view sectional structure schematic diagram of the utility model;

[0019] Figure 4 It is the left view sectional structure schematic diagram of the utility model;

[0020] In the drawing: 1, bottom plate; 2, side plate; 3, cooling box; 4, conveying roller; 5, rubber sleeve; 6, chain wheel; 7, first driving motor; 8, chain; 9, air pipe; 10, fixed frame; 11, second driving motor; 12, fan blade; 13, water storage tank; 14, first water pump; 15, water suction pipe; 16, first water outlet pipe; 17, shunt pipe; 18, atomizing nozzle; 19, water outlet hole; 20, material guide hopper; 21, recycling box; 22, filter plate; 23, second water outlet pipe; 24, second water pump; 25, water inlet pipe; 26, condenser pipe; 27, condenser; 28, liquid outlet pipe; 29, third water pump; 30, temperature sensor; 31, PLC controller; 32, support leg; 33, curtain. DETAILED DESCRIPTION

[0021] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4The utility model provides an embodiment: a workpiece cooling equipment for steel member hot galvanizing production, including bottom plate 1, the both ends of bottom plate 1 top are installed with side plate 2, the top of bottom plate 1 is installed with cooling box 3, and a plurality of groups of conveying roller 4 are installed between two side plates 2, and one end of conveying roller 4 penetrates side plate 2 and is installed with sprocket 6, wherein the other end of sprocket 6 of left side is installed with first drive motor 7, and a plurality of sprockets 6 are drivenly connected through chain 8, when using, need to place steel member on conveying roller 4, start first drive motor 7, drive the sprocket 6 connected with first drive motor 7 to rotate, and the remaining sprocket 6 can be driven to rotate through the transmission effect of chain 8, to drive conveying roller 4 to rotate and complete the conveying of steel member, the top of cooling box 3 is installed with water storage tank 13, the top of water storage tank 13 is installed with first water pump 14, the bottom of first water pump 14 is installed with water suction pipe 15, and the other end of water suction pipe 15 is located in the lower part inside water storage tank 13, and the side of first water pump 14 is installed with first water outlet pipe 16, and the other end of first water outlet pipe 16 penetrates the upper plate of cooling box 3 and is installed with shunt pipe 17, and the bottom of shunt pipe 17 is provided with a plurality of atomizing nozzles 18, start first water pump 14, first water pump 14 transports the water inside water storage tank 13 to the inside of first water outlet pipe 16 through water suction pipe 15, and the cold water is discharged to the inside of shunt pipe 17 through first water outlet pipe 16 and is atomized after shunt pipe 17 and is sprayed to the surface of steel member, to cool the steel member, the side of the top inside cooling box 3 is installed with air pipe 9, the inside of air pipe 9 is installed with fixed support 10, the top of fixed support 10 is installed with second drive motor 11, the bottom of fixed support 10 is installed with fan blade 12, start second drive motor 11, drive fan blade 12 to rotate through second drive motor 11, to carry out air cooling before water cooling to steel member, to reduce the thermal stress that steel member receives, to prevent the deformation of steel member, the central position of the bottom of bottom plate 1 is provided with a plurality of water outlet holes 19, the bottom of bottom plate 1 is installed with guide hopper 20, the bottom of guide hopper 20 is installed with recovery tank 21, recovery tank 21 is installed with filter plate 22 in the inside, one end of recovery tank 21 lower part is installed with second water outlet pipe 23, the other end of second water outlet pipe 23 is installed with second water pump 24, the other end of second water pump 24 is installed with water inlet pipe 25, and water inlet pipe 25 is located in the inside of water storage tank 13, and the used waste water can be discharged to the inside of recovery tank 21 through water outlet hole 19 and guide hopper 20, and the waste water is filtered through filter plate 22, start second water pump 24, second water pump 24 can transport the waste water after filtering to the inside of water inlet pipe 25 through second water outlet pipe 23, and the filtered waste water is transported to the inside of water storage tank 13 through water inlet pipe 25, to realize the recycling of cooling water, the periphery of the bottom of bottom plate 1 is installed with support leg 32, and the device is supported through support leg 32, the inner bottom of water storage tank 13 is installed with condenser pipe 26, one end of condenser pipe 26 penetrates water storage tank 13 and is installed with condenser 27,One end of the condenser 27 is provided with a liquid outlet pipe 28. The other end of the liquid outlet pipe 28 is provided with a third water pump 29. The other end of the third water pump 29 is connected to the other end of the condensing pipe 26. The condensing pipe 26 is filled with cooling liquid. The water in the water storage tank 13 is cooled by the cooling liquid. When the third water pump 29 is started, the cooling liquid in the condensing pipe 26 can be transported into the condenser 27 for cooling. The cooling liquid after cooling is discharged into the liquid outlet pipe 28 and transported into the condensing pipe 26 by the third water pump 29. Thus, the cooling effect of the condensing pipe 26 on the liquid in the water storage tank 13 can be ensured. One end of the outer wall of the cooling tank 3 is provided with a temperature sensor 30. The lower part of the temperature sensor 30 is provided with a PLC controller 31 through the cooling tank 3. The output end of the temperature sensor 30 is electrically connected to the input end of the PLC controller 31. The output end of the PLC controller 31 is electrically connected to the input end of the first driving motor 7 and the input end of the first water pump 14, respectively. When the temperature detected by the temperature sensor 30 is higher than a specified value, the first driving motor 7 and the first water pump 14 can be controlled by the PLC controller 31. The speed of the first driving motor 7 is reduced, thereby reducing the conveying speed of the steel member. The cooling time of the steel member in the cooling tank 3 is increased. The water discharge amount of the first water outlet pipe 16 is increased by the first water pump 14, thereby increasing the cooling effect of the steel member. The temperature in the cooling tank 3 is reduced to a specified value, thereby ensuring stable zinc layer quality and avoiding deformation of the steel member.

[0023] Please refer to Figure 2 The outer wall of the conveying roller 4 is provided with a rubber sleeve 5 made of silicone rubber material. The rubber sleeve 5 has good high temperature resistance and can protect the surface of the conveying roller 4, reduce wear and corrosion, and prolong the service life of the conveying roller 4. The rubber sleeve 5 can also reduce the adhesion between the steel member and the conveying roller 4.

[0024] Please refer to Figure 1 The two sides of the cooling tank 3 are provided with a curtain 33. The curtain 33 can effectively isolate the cooling area from the external environment, prevent the heat inside the equipment from spreading outward, maintain the temperature stability of the cooling area, and prevent the cooling medium from overflowing from the inlet and outlet of the equipment, thereby avoiding waste and environmental pollution.

[0025] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A workpiece cooling apparatus for hot dip galvanizing production of steel members, comprising a base plate (1), characterized in that: The both ends of the top of the bottom plate (1) are provided with side plates (2), the top of the bottom plate (1) is provided with a cooling box (3), a plurality of groups of conveying rollers (4) are arranged between the two side plates (2), one end of the conveying roller (4) is provided with a chain wheel (6) penetrating through the side plate (2), the other end of the chain wheel (6) on the left side is provided with a first driving motor (7), a plurality of chain wheels (6) are drivingly connected through a chain (8), the top of the cooling box (3) is provided with a water storage tank (13), the top of the water storage tank (13) is provided with a first water pump (14), the bottom of the first water pump (14) is provided with a water suction pipe (15), the other end of the water suction pipe (15) is located in the lower part of the water storage tank (13), one side of the first water pump (14) is provided with a first water outlet pipe (16), the other end of the first water outlet pipe (16) is provided with a shunt pipe (17) penetrating through the upper plate of the cooling box (3), a plurality of groups of atomizing nozzles (18) are arranged on the bottom of the shunt pipe (17), and support legs (32) are arranged around the bottom of the bottom plate (1).

2. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: The outer wall of the conveying roller (4) is provided with a rubber sleeve (5).

3. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: One side of the inner top of the cooling box (3) is provided with an air pipe (9), the inside of the air pipe (9) is provided with a fixing frame (10), the top of the fixing frame (10) is provided with a second driving motor (11), and the bottom of the fixing frame (10) is provided with a fan blade (12).

4. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: A plurality of groups of water outlet holes (19) are arranged at the center position of the bottom of the bottom plate (1), a material guide hopper (20) is arranged at the bottom of the bottom plate (1), a recovery tank (21) is arranged at the bottom of the material guide hopper (20), a filter plate (22) is arranged in the recovery tank (21), a second water outlet pipe (23) is arranged at one end of the lower part of the recovery tank (21), a second water pump (24) is arranged at the other end of the second water outlet pipe (23), a water inlet pipe (25) is arranged at the other end of the second water pump (24), and the water inlet pipe (25) is located in the inside of the water storage tank (13).

5. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: A condenser pipe (26) is arranged at the inner bottom of the water storage tank (13), a condenser (27) is arranged at one end of the condenser pipe (26) penetrating through the water storage tank (13), a liquid outlet pipe (28) is arranged at one end of the condenser (27), a third water pump (29) is arranged at the other end of the liquid outlet pipe (28), and the other end of the third water pump (29) is connected with the other end of the condenser pipe (26).

6. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: A temperature sensor (30) is arranged at one end of the outer wall of the cooling box (3), a PLC controller (31) is arranged at the lower part of the temperature sensor (30) through the cooling box (3), the output end of the temperature sensor (30) is electrically connected with the input end of the PLC controller (31), and the output end of the PLC controller (31) is electrically connected with the input end of the first driving motor (7) and the input end of the first water pump (14) respectively.

7. A workpiece cooling apparatus for hot dip galvanizing of steel members according to claim 1, characterized in that: The both sides of the cooling box (3) are provided with curtain (33).

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