Galvanizing and drying device for metal surface treatment

Abstract

The galvanizing drying device for metal surface treatment comprises a device body, an inner cavity is formed in the front face of the device body, air inlets are formed in the centers of the top and the bottom of the device body, sealing nets are arranged at the tops of the interiors of the air inlets, and activated carbon filtering nets are arranged at the bottoms of the sealing nets. Connecting pipes are arranged at the top and the bottom of the inner cavity of the device body and located on the surface of the air inlet, air heaters are arranged at the other ends of the connecting pipes, corrugated pipes are arranged at the other ends of the air heaters, and ventilation hoods are arranged at the other ends of the corrugated pipes. A fixing plate is arranged between the two ventilation hoods; the ventilation hoods are arranged at the top and the bottom of the metal, the bottoms of the ventilation hoods not only can support and fix the metal, but also can spray dry hot air from the ventilation openings to dry the surface of the metal, the top and the bottom of the metal are dried by the hot air at the same time, and then the drying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal surface treatment galvanizing, and is specifically a metal surface treatment galvanizing drying device. Background Art

[0002] Hot-dip galvanizing is to make molten metal react with iron matrix to produce alloy layer, so that the matrix and the coating are combined. Hot-dip galvanizing is to pickle the steel parts first. In order to remove the iron oxide on the surface of the steel parts, after pickling, they are cleaned in ammonium chloride or zinc chloride aqueous solution or ammonium chloride and zinc chloride mixed aqueous solution tank, and then sent to the hot-dip plating tank. Hot-dip galvanizing has the advantages of uniform coating, strong adhesion and long service life.

[0003] China's authorized utility model disclosure (announcement) number: CN214746871U A metal surface treatment galvanizing drying device includes a drying box, the interior of the drying box is designed with five layers, the top of the drying box is hingedly connected to the box cover, the bottom of the right end of the box cover is fixedly provided with a sealing gasket, which is tightly fitted to the top of the drying box to achieve a sealing effect, an air inlet is opened on the outer wall of the bottom of the drying box, an air inlet fan and a turning filter layer are fixedly provided in the interlayer one, the turning filter layer runs through the interlayer two, a regeneration windmill is provided on the top of the interlayer two, a regeneration electric heater is provided inside the interlayer three, a drying windmill is fixedly provided inside the interlayer four, and a filter two is provided inside the interlayer five, a galvanized drying room is fixedly provided at the top of the drying box, an exhaust fan is fixedly provided on the top of the right outer wall of the drying box, and the exhaust fan is fixedly provided with an exhaust port, air enters the interior of the drying box through the air inlet, and the treated air is discharged from the exhaust port through the exhaust fan after working layer by layer, and the bottom of the drying box is connected to the support legs to stabilize the operation process.

[0004] However, in the above prior art, the metal to be dried is placed in a galvanizing drying room, wherein the dry air used for drying flows out from the bottom of the galvanizing drying room, resulting in different drying conditions at the top and bottom of the metal, which in turn leads to a longer drying time and affects production efficiency. Utility Model Content

[0005] The object of the utility model is to provide a metal surface treatment galvanized drying device to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A metal surface treatment galvanizing drying device comprises a device body, wherein an inner cavity is arranged on the front of the device body, a device cover is arranged on one side of the opening surface of the device body through a hinge, an air inlet is arranged at the top and bottom center of the device body, a sealing net is arranged at the inner top of the air inlet, an activated carbon filter is arranged at the bottom of the sealing net, an air inlet fan is arranged at the bottom of the activated carbon filter, the activated carbon filter and the air inlet fan are located inside the air inlet, a connecting pipe is arranged at the top and bottom of the inner cavity of the device body and at the surface of the air inlet, an air heater is arranged at the other end of the connecting pipe, a bellows is arranged at the other end of the air heater, a ventilation hood is arranged at the other end of the bellows, a fixing plate is arranged between the two ventilation hoods, the back side and both ends of the fixing plate are connected to the inner cavity wall of the device body, and the fixing plate is located in the middle of the inner cavity of the device body.

[0008] Preferably, the top and bottom of the fixing plate are arranged with a through groove, and the top and bottom ends of the through groove are arranged with telescopic rods, and the other ends of the two telescopic rods are arranged with a clamp on the other ends of the same vertical plane.

[0009] Preferably, a telescopic spring is sleeved on the telescopic end surface of the telescopic rod, one end of the telescopic spring is connected to the front side of the clamping plate, and the other end of the telescopic spring is connected to the back side of the fixed end of the telescopic rod.

[0010] Preferably, a support plate is provided at the bottom of the ventilation hood, and a number of ventilation openings are provided on the surface of the support plate.

[0011] Preferably, an air outlet fan is provided on the top and bottom of one side of the device body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model discloses a metal surface treatment galvanizing drying device, which fixes the metal to a fixing plate, and then arranging ventilation hoods on the top and bottom of the metal, wherein the bottom of the ventilation hood can not only support and fix the metal, but also spray dry hot air from the ventilation opening to dry the metal surface, wherein the top and bottom of the metal are dried by the hot air at the same time, thereby improving the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the fixed plate structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional view of the air inlet of the present invention.

[0017] In the figure: 1. device body; 2. device cover; 3. fixing plate; 4. air outlet fan; 5. air inlet; 6. sealing net; 7. air heater; 8. bellows; 9. connecting pipe; 10. ventilation hood; 11. telescopic rod; 12. telescopic spring; 13. splint; 14. activated carbon filter; 15. air inlet fan. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-3 , the utility model provides a technical solution:

[0022] A metal surface treatment galvanizing drying device comprises a device body 1, an inner cavity is arranged on the front of the device body 1, a device cover 2 is arranged on one side of the opening surface of the device body 1 through a hinge, an air inlet 5 is arranged at the top and bottom center of the device body 1, a sealing net 6 is arranged at the inner top of the air inlet 5, an activated carbon filter 14 is arranged at the bottom of the sealing net 6, an air inlet fan 15 is arranged at the bottom of the activated carbon filter 14, the activated carbon filter 14 and the air inlet fan 15 are located inside the air inlet 5, a connecting pipe 9 is arranged at the top and bottom of the inner cavity of the device body 1 and on the surface of the air inlet 5, an air heater 7 is arranged at the other end of the connecting pipe 9, a bellows 8 is arranged at the other end of the air heater 7, a ventilation hood 10 is arranged at the other end of the bellows 8, a fixing plate 3 is arranged between the two ventilation hoods 10, the back side and both ends of the fixing plate 3 are connected to the inner cavity wall of the device body 1, and the fixing plate 3 is located in the middle of the inner cavity of the device body 1.

[0023] Furthermore, a through groove is provided at the top and bottom of the fixing plate 3 through the top and bottom of the through groove, a telescopic rod 11 is provided at both ends of the top and bottom of the through groove, and a clamp 13 is provided at the other ends of the two telescopic rods 11 on the same vertical plane.

[0024] Furthermore, a telescopic spring 12 is sleeved on the telescopic end surface of the telescopic rod 11 , one end of the telescopic spring 12 is connected to the front surface of the clamping plate 13 , and the other end of the telescopic spring 12 is connected to the back surface of the fixed end of the telescopic rod 11 .

[0025] Furthermore, a support plate is provided at the bottom of the ventilation cover 10, and a number of ventilation openings are provided on the surface of the support plate.

[0026] Furthermore, an air outlet fan 4 is provided on the top and bottom of one side surface of the device main body 1 .

[0027] Working principle: When in use, place the metal to be dried into the through groove of the fixing plate 3. During the placement process, the distance between the clamps 13 will be extended according to the width of the metal, thereby compressing the telescopic end of the telescopic rod 11, and then compressing the telescopic spring 12. Then, the top and bottom ventilation hoods 10 are placed on the top and bottom of the metal respectively, wherein the ventilation hood 10 is connected to the air heater 7 through a bellows 8, so that the ventilation hood 10 can be moved, thereby fixing the metal.

[0028] After the fixing is completed, start the air intake fan 15 and the air heater 7. The air intake fan 15 will first filter the dust in the air through the sealing net 6, and then pass through the activated carbon filter 14 to absorb the fine dust and water vapor in the air, and then go to the air heater 7. The air heater 7 will heat the air, and then the hot dry gas will go to the ventilation hood 10. The hot dry gas in the ventilation hood 10 will flow out from the vent to separate the moisture on the metal surface. After the separation is completed, the air will be discharged to the external environment by the air outlet fan 4.

[0029] The utility model discloses a galvanizing drying device for metal surface treatment, wherein the metal is fixedly connected to a fixing plate 3, and then a ventilation hood 10 is arranged on the top and bottom of the metal, the bottom of the ventilation hood 10 can not only support and fix the metal, but also spray dry hot air from the vent to dry the metal surface, wherein the top and bottom of the metal are dried by the hot air at the same time, thereby improving the drying efficiency.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal surface treatment galvanizing drying device, comprising a device body (1), characterized in that: The front of the device body (1) is provided with an inner cavity, and a device cover (2) is provided on one side of the opening surface of the device body (1) via a hinge. Air inlets (5) are provided at the top and bottom centers of the device body (1). A sealing net (6) is provided at the top of the air inlet (5). An activated carbon filter (14) is provided at the bottom of the sealing net (6). An air inlet fan (15) is provided at the bottom of the activated carbon filter (14). The activated carbon filter (14) and the air inlet fan (15) are located inside the air inlet (5). A connecting pipe (9) is arranged at the top and bottom of the inner cavity of the device body (1) and at the surface of the air inlet (5); an air heater (7) is arranged at the other end of the connecting pipe (9); a bellows (8) is arranged at the other end of the air heater (7); a ventilation hood (10) is arranged at the other end of the bellows (8); a fixing plate (3) is arranged between the two ventilation hoods (10); the back side and both ends of the fixing plate (3) are connected to the inner cavity wall of the device body (1); and the fixing plate (3) is located in the middle of the inner cavity of the device body (1).

2. A metal surface treatment galvanizing drying device according to claim 1, characterized in that: The top and bottom of the fixing plate (3) are provided with through slots, the top and bottom ends of the through slots are provided with telescopic rods (11), and the other ends of the two telescopic rods (11) on the same vertical plane are provided with clamping plates (13).

3. A metal surface treatment galvanizing drying device according to claim 2, characterized in that: A telescopic spring (12) is sleeved on the telescopic end surface of the telescopic rod (11), one end of the telescopic spring (12) is connected to the front side of the clamping plate (13), and the other end of the telescopic spring (12) is connected to the back side of the fixed end of the telescopic rod (11).

4. A metal surface treatment galvanizing drying device according to claim 1, characterized in that: A support plate is provided at the bottom of the ventilation hood (10), and a plurality of ventilation holes are provided on the surface of the support plate.

5. A metal surface treatment galvanizing drying device according to claim 1, characterized in that: Air outlet fans (4) are arranged at the top and bottom of one side of the device body (1).

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