CN214881775U

CN214881775U - Hot galvanizing multistage preheating device

Info

Publication number: CN214881775U
Application number: CN202121051730.6U
Authority: CN
Inventors: 宫红
Original assignee: Qingdao Hongrunsheng Environmental Protection Machinery Co ltd
Current assignee: Qingdao Hongrunsheng Environmental Protection Machinery Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-26
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a hot-galvanize multistage preheating device, including support frame, hot plate, heating cabinet, zinc-plated case and feed inlet, two the hot plate is fixed mounting respectively on the top of two support frames, heating cabinet and zinc-plated case are fixed mounting respectively on the top of two hot plates, the feed inlet sets up the outer wall left side at the heating cabinet, the inner chamber of heating cabinet is provided with the stirring subassembly, the top of zinc-plated case is provided with reciprocal subassembly, the bottom of reciprocal subassembly is provided with heating element, the heating cabinet passes through coupling assembling with the zinc-plated case and links to each other. This multistage preheating device of hot-galvanize has solved hot-galvanize device and when preheating the zinc liquid, adopts firing equipment to heat it in the bottom of container, because the inside zinc liquid of container is many, leads to the zinc liquid temperature on upper strata to not reach the standard of galvanizing to and do not possess the device to the zinc liquid heating in the inner chamber of galvanizing bath, lead to the temperature reduction of zinc liquid, influence the problem of galvanizing quality.

Description

Hot galvanizing multistage preheating device

Technical Field

The utility model relates to a zinc-plating preheating device technical field specifically is a hot-galvanize multistage preheating device.

Background

Hot galvanizing is the process of combining a substrate and a coating by reacting molten metal with an iron substrate to produce an alloy layer. The hot galvanizing is carried out by pickling steel parts, cleaning the steel parts in an ammonium chloride or zinc chloride aqueous solution or an ammonium chloride and zinc chloride mixed aqueous solution tank after pickling in order to remove iron oxide on the surfaces of the steel parts, and then sending the steel parts into a hot dipping tank. The hot galvanizing has the advantages of uniform plating, strong adhesive force, long service life and the like. At present, hot-dip galvanized products mainly comprise steel plates, steel strips, steel wires, steel pipes and the like, wherein the proportion of the hot-dip galvanized steel plates is the largest. For a long time, the hot dip galvanizing process is popular with people due to its low galvanizing cost, excellent protective characteristics and beautiful appearance, and is widely applied to the fields of automobiles, buildings, household appliances, chemical industry, machinery, petroleum, metallurgy, light industry, traffic, electric power, aviation, ocean engineering and the like.

The hot dip galvanizing device in the prior art adopts heating equipment to heat the liquid zinc when preheating the liquid zinc, and because the liquid zinc in the container is plentiful, the temperature of the liquid zinc on the upper layer cannot reach the galvanizing standard, and the inner cavity of the galvanizing tank is not provided with a device for heating the liquid zinc, the temperature of the liquid zinc is reduced, the galvanizing quality is influenced, and the hot dip galvanizing multistage preheating device is provided aiming at the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage preheating device of hot-galvanize to solve prior art's hot-galvanize device at least and preheat the zinc liquid, adopt firing equipment to heat it in the bottom of container, because the inside zinc liquid of container is a lot of, the zinc liquid temperature that leads to the upper strata can not reach the standard of galvanizing, and do not possess the device to the zinc liquid heating at the inner chamber of galvanizing bath, lead to the temperature reduction of zinc liquid, influence the problem of galvanizing quality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multistage preheating device of hot-galvanize, includes support frame, hot plate, heating cabinet, galvanizing tank and feed inlet, two the top at two support frames is fixed mounting respectively to the hot plate, heating cabinet and galvanizing tank are fixed mounting respectively on the top of two hot plates, the feed inlet sets up the outer wall left side at the heating cabinet, the inner chamber of heating cabinet is provided with the stirring subassembly, the top of galvanizing tank is provided with reciprocal subassembly, the bottom of reciprocal subassembly is provided with heating element, the heating cabinet passes through coupling assembling with the galvanizing tank and links to each other.

Preferably, the stirring assembly is provided with a first motor, a first rotating column, a second rotating column, a stirring plate, a driven belt pulley and a driving belt pulley, the first motor is fixedly arranged at the top end of the heating box through a fixing frame, the output end of the first rotating column extends to the inner cavity of the heating box, the bottom end of the first rotating column is rotatably connected with the bottom end of the inner cavity of the heating box through a bearing, the top end of the second rotating column extends to the top end of the heating box, the bottom end of the second rotating column is rotatably connected with the bottom end of the inner cavity of the heating box through a bearing, the top end of the stirring plate is connected with the output end of the first motor in a locking way through a coupler, a plurality of stirring plates are respectively in interference fit with the outer walls of the first rotating column and the second rotating column, driven pulley interference fit is at the outer wall of first column spinner, driving pulley interference fit is at the output of first motor, driving pulley passes through the belt rotation with driven pulley and is connected.

Preferably, coupling assembling is including connecting pipe and valve, the left end fixed connection of connecting pipe is on the outer wall right side of heating cabinet, the right-hand member fixed connection of connecting pipe is on the left of the outer wall of galvanizing tank, the outer wall of connecting pipe is provided with the valve.

Preferably, the reciprocating component comprises a rack, a fixed box, a sliding box, a second motor, a screw rod, a sliding block, a limiting component, a slide way, a connecting rod and a pulley, the rack is fixedly arranged at the top end of the galvanizing box, the fixed box and the sliding box are respectively fixedly arranged at the front side and the rear side of the top end of the rack, the second motor is fixedly arranged at the right side of the outer wall of the sliding box through a fixed frame, the output end of the second motor extends to the inner cavity of the sliding box, the left end of the screw rod is rotatably connected to the left side of the inner cavity of the sliding box through a bearing, the right end of the screw rod is connected to the output end of the second motor through a shaft coupling in a locking manner, the sliding block is in threaded connection with the outer wall of the screw rod and is connected with the inner cavity of the sliding box through the limiting component, the slide way is arranged at the rear side of the sliding box, the slide way is arranged at the front side of the fixed box, the slide way is fixedly arranged at the inner cavity of the slide way, the front end of the connecting rod is fixedly arranged at the rear side of the sliding block, the rear end of the connecting rod penetrates through the inner cavity of the sliding groove and extends to the sliding groove, the pulley is fixedly arranged at the rear end of the connecting rod through a fastening piece, and the outer wall of the pulley is sleeved on the outer wall of the sliding rail.

Preferably, the heating assembly comprises a moving rod and a heating block, the moving rod is fixedly installed in the middle of the bottom end of the connecting rod, and the heating block is arranged at the bottom end of the moving rod.

Preferably, the limiting assembly comprises a limiting groove and limiting blocks, the limiting groove is formed in the upper end and the lower end of the sliding block respectively, the limiting blocks are fixedly installed on the upper side and the lower side of the inner cavity of the sliding box respectively and embedded in the inner cavity of the limiting groove, and the inner cavity of the limiting groove and the outer walls of the limiting blocks are in a T shape.

Compared with the prior art, the beneficial effects of the utility model are that: the hot galvanizing multistage preheating device drives the driving belt pulley and the driven belt pulley to rotate through the first motor, and further drives the first rotary column and the second rotary column to rotate, so that the stirring plate in the inner cavity of the heating box rotates, the zinc liquid in the heating box can flow under the stirring action of the stirring plate, and the zinc liquid in the inner cavity of the heating box is heated more uniformly, so that the temperature of the zinc liquid in the inner cavity of the heating box is kept at a temperature suitable for hot galvanizing, the quality of galvanizing is ensured, the screw rod is driven to rotate through the second motor, under the action of the thread rotating force of the outer wall of the screw rod, the sliding block can slide under the limiting action of the limiting groove and the limiting block when the screw rod rotates, so that the connecting rod is driven to slide along the slide way under the matching of the pulley and the slide rail, and then the moving rod and the heating block are driven to slide, the hot galvanizing zinc liquid heating device heats the hot galvanizing zinc liquid at the top end of the galvanizing tank, so that the hot galvanizing zinc liquid in the inner cavity of the galvanizing tank keeps a temperature suitable for galvanizing, and the galvanizing quality is ensured.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic perspective view of the slider of the present invention;

fig. 4 is a partial top cross-sectional view of the slide box of the present invention;

fig. 5 is a schematic structural view of the pulley of the present invention.

In the figure: 1. the support frame, 2, the hot plate, 3, the heating cabinet, 4, the galvanizing case, 5, the feed inlet, 6, first motor, 7, first column spinner, 8, the second column spinner, 9, the stirring board, 10, driven pulley, 11, drive pulley, 12, the connecting pipe, 13, the valve, 14, the frame, 15, fixed case, 16, the slip case, 17, the second motor, 18, the screw rod, 19, the slider, 20, the spacing groove, 21, the stopper, 22, the slide, 23, the spout, 24, the slide rail, 25, the connecting rod, 26, the pulley, 27, the carriage release lever, 28, the heating piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a multistage preheating device of hot-galvanize, which comprises a supporting rack 1, hot plate 2, heating cabinet 3, zinc-plated case 4 and feed inlet 5, two hot plate 2 are fixed mounting respectively on the top of two support frames 1, heating cabinet 3 and zinc-plated case 4 are fixed mounting respectively on the top of two hot plate 2, feed inlet 5 sets up the outer wall left side at heating cabinet 3, the inner chamber of heating cabinet 3 is provided with the stirring subassembly, the top of zinc-plated case 4 is provided with reciprocal subassembly, the bottom of reciprocal subassembly is provided with heating assembly, heating cabinet 3 links to each other through coupling assembling with zinc-plated case 4.

As a preferred scheme, further, the stirring assembly is provided with a first motor 6, a first rotating column 7, a second rotating column 8, a stirring plate 9, a driven pulley 10 and a driving pulley 11, the first motor 6 is fixedly mounted at the top end of the heating box 3 through a fixing frame, an output end of the first motor extends to an inner cavity of the heating box 3, a bottom end of the first rotating column 7 is rotatably connected to a bottom end of the inner cavity of the heating box 3 through a bearing, a top end of the first rotating column 7 extends to a top end of the heating box 3, a bottom end of the second rotating column 8 is rotatably connected to a bottom end of the inner cavity of the heating box 3 through a bearing, a top end of the second rotating column 8 is connected to an output end of the first motor 6 through a coupling in a locking manner, the plurality of stirring plates 9 are respectively in interference fit with outer walls of the first rotating column 7 and the second rotating column 8, the driven pulley 10 is in interference fit with an outer wall of the first rotating column 7, the driving pulley 11 is in interference fit with an output end of the first motor 6, the driving pulley 11 is rotatably connected to the driven pulley 10 via a belt.

It should be noted that, drive driving pulley 11 and driven pulley 10 through first motor 6 and rotate, and then make first column spinner 7 and second column spinner 8 rotate, thereby make stirring board 9 of 3 inner chambers of heating cabinet rotate, under the stirring effect of stirring board 9, can make the molten zinc of heating cabinet 3 take place to flow, thereby make the molten zinc of 3 inner chambers of heating cabinet be heated more evenly, and then make the molten zinc temperature of 3 inner chambers of heating cabinet all keep at the temperature that is fit for the hot-galvanize, guarantee the quality of galvanizing.

Preferably, the connection assembly includes a connection pipe 12 and a valve 13, a left end of the connection pipe 12 is fixedly connected to a right side of an outer wall of the heating box 3, a right end of the connection pipe 12 is fixedly connected to a left side of an outer wall of the galvanizing box 4, and the valve 13 is disposed on the outer wall of the connection pipe 12.

The zinc bath in the heating tank 3 can be introduced into the inner cavity of the galvanizing tank 4 by the communicating vessel formed between the connecting pipe 12 and the heating tank 3 and the galvanizing tank 4.

Preferably, the reciprocating assembly includes a frame 14, a fixed box 15, a sliding box 16, a second motor 17, a screw 18, a slider 19, a limiting assembly, a slide 22, a slide groove 23, a slide rail 24, a connecting rod 25 and a pulley 26, the frame 14 is fixedly installed at the top end of the galvanizing box 4, the fixed box 15 and the sliding box 16 are respectively and fixedly installed at the front and rear sides of the top end of the frame 14, the second motor 17 is fixedly installed at the right side of the outer wall of the sliding box 16 through a fixed frame, and the output end thereof extends to the inner cavity of the sliding box 16, the left end of the screw 18 is rotatably connected to the left side of the inner cavity of the sliding box 16 through a bearing, and the right end thereof is connected to the output end of the second motor 17 through a coupling, the slider 19 is screwed on the outer wall of the screw 18 and connected to the inner cavity of the sliding box 16 through the limiting assembly, the slide 22 is arranged at the rear side of the sliding box 16, the slide groove 23 is arranged at the front side of the fixed box 15, slide rail 24 fixed mounting is in the inner chamber of spout 23, and the front end fixed mounting of connecting rod 25 is connected in the rear side of slider 19, and its rear end runs through slide 22 and extends to the inner chamber of spout 23, and pulley 26 passes through fastener fixed mounting in the rear end of connecting rod 25, and its outer wall cup joints the outer wall at slide rail 24.

It should be noted that, the screw 18 is driven to rotate by the second motor 17, and under the action of the rotation force of the screw thread on the outer wall of the screw 18, when the screw 18 rotates, the slider 19 can slide under the limiting action of the limiting groove 20 and the limiting block 21, so that the slider drives the connecting rod 25 to slide along the slide way 22 under the matching of the pulley 26 and the slide rail 24, and further drives the moving rod 27 and the heating block 28 to slide, so that the moving rod and the heating block heat the molten zinc at the top end of the galvanizing tank 4, the molten zinc in the inner cavity of the galvanizing tank 4 is kept at a temperature suitable for galvanizing, and the galvanizing quality is ensured.

Preferably, the heating assembly further comprises a moving rod 27 and a heating block 28, the moving rod 27 is fixedly installed at the middle of the bottom end of the connecting rod 25, and the heating block 28 is arranged at the bottom end of the moving rod 27.

It should be noted that, by the arrangement of the heating block 28, the molten zinc at the top end of the inner cavity of the galvanizing tank 4 can be conveniently heated.

As a preferred scheme, furthermore, the limiting component comprises a limiting groove 20 and limiting blocks 21, the two limiting grooves 20 are respectively arranged at the upper end and the lower end of the sliding block 19, the two limiting blocks 21 are respectively fixedly arranged at the upper side and the lower side of the inner cavity of the sliding box 16 and embedded in the inner cavity of the limiting groove 20, and the inner cavity of the limiting groove 20 and the outer walls of the limiting blocks 21 are both in a shape like a T.

It should be noted that, through mutually supporting between spacing groove 20 and the stopper 21, can make slider 19 slide along the straight line, avoid it to follow screw rod 18 and rotate, improve its stability, through the shape characteristic of spacing groove 20 and stopper 21, can make the stable embedded inner chamber at spacing groove 20 of stopper 21, avoid stopper 21 to break away from the inner chamber of spacing groove 20, improve the stability of its spacing effect.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

When in use, firstly, raw materials are put into the heating box 3 through the feed inlet 5 for heating, the two heating plates 2 are started for heating, the second motor 17 is started to drive the driving belt pulley 11 and the second rotating column 8 to rotate, so that the driven belt pulley 10 and the first rotating column 7 rotate, so that the splint plate rotates in the inner cavity of the heating box 3, the zinc liquid in the heating box 3 is stirred to flow, so that the zinc liquid is heated uniformly, the temperature of the upper layer of the zinc liquid is prevented from being lower than that of the lower layer of the zinc liquid, the zinc liquid in the heating box 3 can enter the inner cavity of the galvanizing box 4 through a communicating device formed between the connecting pipe 12 and the heating box 3 and the galvanizing box 4, when the temperature of the zinc liquid at the top end in the heating box 3 is reduced, the second motor 17 is started, the screw 18 is driven to rotate through the second motor 17, under the action of the rotating force of the outer wall thread of the screw 18, when the screw 18 rotates, the sliding block 19 can slide under the limiting action of the limiting groove 20 and the limiting block 21, so that the connecting rod 25 is driven by the sliding block to slide along the slide rail 22 under the matching of the pulley 26 and the slide rail 24, and then the moving rod 27 and the heating block 28 are driven by the sliding block to slide, so that the zinc liquid at the top end of the galvanizing tank 4 is heated, the zinc liquid in the inner cavity of the galvanizing tank 4 is kept at a temperature suitable for galvanizing, and the galvanizing quality is ensured.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap" and "pivot" and "snap" and "weld" and "screw" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hot-galvanize multistage preheating device, includes support frame (1), hot plate (2), heating cabinet (3), galvanizing box (4) and feed inlet (5), its characterized in that: two hot plate (2) fixed mounting is on the top of two support frames (1) respectively, fixed mounting is on the top of two hot plate (2) respectively for heating cabinet (3) and zinc-plating case (4), feed inlet (5) set up the outer wall left side at heating cabinet (3), the inner chamber of heating cabinet (3) is provided with the stirring subassembly, the top of zinc-plating case (4) is provided with reciprocal subassembly, the bottom of reciprocal subassembly is provided with heating element, heating cabinet (3) link to each other through coupling assembling with zinc-plating case (4).

2. The hot galvanizing multistage preheating device according to claim 1, characterized in that: the stirring assembly is provided with a first motor (6), a first rotary column (7), a second rotary column (8), a stirring plate (9), a driven pulley (10) and a driving pulley (11), the first motor (6) is fixedly arranged at the top end of the heating box (3) through a fixing frame, the output end of the first motor extends to the inner cavity of the heating box (3), the bottom end of the first rotary column (7) is rotatably connected to the bottom end of the inner cavity of the heating box (3) through a bearing, the top end of the first rotary column extends to the top end of the heating box (3), the bottom end of the second rotary column (8) is rotatably connected to the bottom end of the inner cavity of the heating box (3) through a bearing, the top end of the second rotary column is connected to the output end of the first motor (6) through a coupler in a locking manner, and the stirring plates (9) are respectively in interference fit with the outer walls of the first rotary column (7) and the second rotary column (8), driven pulley (10) interference fit is at the outer wall of first column spinner (7), drive pulley (11) interference fit is at the output of first motor (6), drive pulley (11) pass through the belt rotation with driven pulley (10) and are connected.

3. The hot galvanizing multistage preheating device according to claim 1, characterized in that: coupling assembling is including connecting pipe (12) and valve (13), the left end fixed connection of connecting pipe (12) is on the outer wall right side of heating cabinet (3), the right-hand member fixed connection of connecting pipe (12) is on the left of the outer wall of zinc-plated case (4), the outer wall of connecting pipe (12) is provided with valve (13).

4. The hot galvanizing multistage preheating device according to claim 1, characterized in that: the reciprocating component comprises a rack (14), a fixed box (15), a sliding box (16), a second motor (17), a screw rod (18), a sliding block (19), a limiting component, a slide way (22), a sliding groove (23), a sliding rail (24), a connecting rod (25) and a pulley (26), wherein the rack (14) is fixedly installed at the top end of the galvanizing box (4), the fixed box (15) and the sliding box (16) are respectively and fixedly installed at the front side and the rear side of the top end of the rack (14), the second motor (17) is fixedly installed at the right side of the outer wall of the sliding box (16) through a fixed frame, the output end of the second motor extends to the inner cavity of the sliding box (16), the left end of the screw rod (18) is rotatably connected to the left side of the inner cavity of the sliding box (16) through a bearing, the right end of the screw rod is connected to the output end of the second motor (17) through a coupling lock, the sliding block (19) is screwed on the outer wall of the screw rod (18), and be connected through the inner chamber of spacing subassembly and slip case (16), the rear side at slip case (16) is established in slide (22), the front side at fixed case (15) is seted up in spout (23), slide rail (24) fixed mounting is in the inner chamber of spout (23), the front end fixed mounting of connecting rod (25) is connected in the rear side of slider (19), and its rear end runs through the inner chamber that slide (22) extended to spout (23), pulley (26) pass through fastener fixed mounting at the rear end of connecting rod (25), and its outer wall cup joints the outer wall at slide rail (24).

5. The hot galvanizing multistage preheating device according to claim 1, characterized in that: the heating assembly comprises a moving rod (27) and a heating block (28), the moving rod (27) is fixedly installed in the middle of the bottom end of the connecting rod (25), and the heating block (28) is arranged at the bottom end of the moving rod (27).

6. The hot galvanizing multistage preheating device according to claim 4, characterized in that: the limiting assembly comprises a limiting groove (20) and limiting blocks (21), the limiting groove (20) is arranged at the upper end and the lower end of the sliding block (19) respectively, the limiting blocks (21) are fixedly arranged at the upper side and the lower side of the inner cavity of the sliding box (16) respectively and embedded in the inner cavity of the limiting groove (20), and the inner cavity of the limiting groove (20) and the outer walls of the limiting blocks (21) are T-shaped.