Lost foam drying device

Abstract

The utility model relates to the technical field of evanescent mode processing equipment, and discloses an evanescent mode drying device which comprises a drying box, a partition plate is fixedly connected to the middle of the drying box, a through hole is formed in the middle of the partition plate, and a drying mechanism is arranged on the outer side of the drying box. The drying mechanism comprises a heating box, an air inlet pipe, a heating pipe and fan blades, one side of the heating box is fixedly connected to one side of the drying box, the drying box communicates with the heating box, one end of the air inlet pipe is fixedly connected to the other side of the heating box, the heating pipe is arranged in the middle of the top face of the heating box, and the fan blades are arranged on the air inlet pipe. And the fan blades are mounted on the other side of the drying box. According to the drying device, by driving the heating pipe and the fan blades, air in the drying box can be pumped out through the fan blades, at the moment, external air can enter the heating box through the air inlet pipe, then heat generated by the heating pipe is brought into the drying box, air circulation is achieved, and therefore moisture is prevented from being accumulated in the drying box.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of lost foam processing equipment, especially to a lost foam drying device. BACKGROUND

[0002] Lost foam, also known as disappearing mold or combustible mold, is a special type of mold used in the manufacturing process, usually made of combustible or soluble materials, which is completely disappeared, evaporated or dissolved after molding or sintering, leaving the finished product without additional demolding steps.

[0003] According to the patent literature with the announcement number CN212227537U, a lost foam drying device is disclosed, which includes a drying box, a blowing device and a heating pipe. The drying box is provided with a drying chamber, which is set as four. The upper surface of the drying box is provided with a blower. The blower is connected with an air dryer through a pipeline. The inner side wall of the drying chamber is provided with a heating pipe. The bottom of the drying chamber is provided with a bottom plate. The bottom plate is hollow. The bottom plate is provided with a heating wire on the lower surface. The bottom plate is connected with the blower through a pipeline. The bottom plate is provided with a round hole. The round hole is provided with a drying pipe inside. The rear side wall of the drying chamber is provided with an energy-saving lamp. The drying box is provided with a box door. The utility model has high heating efficiency and fully utilizes the space in the drying box.

[0004] The patent solves the problem of low heat utilization rate of the existing drying equipment oven and the inability of the lost foam to be stacked, which causes incomplete utilization of the space of the oven, resulting in increased drying cost and waste of resources. However, during the drying process, the drying box is in a relatively sealed state, which causes the moisture generated by the water on the lost foam to remain in the drying box for a long time, affecting the final quality of the lost foam. SUMMARY

[0005] To make up for the above shortcomings, the utility model provides a lost foam drying device, which aims to improve the problem of the relative sealing of the drying box during the drying process, which causes the moisture generated by the water on the lost foam to remain in the drying box for a long time, affecting the final quality of the lost foam.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a lost foam drying device, including a drying box, the middle part of the drying box is fixedly connected with a partition plate, the middle part of the partition plate is provided with a through hole, and the outer side of the drying box is provided with a drying mechanism.

[0007] The drying mechanism comprises a heating box, an air inlet pipe, a heating pipe and a fan blade, one side of the heating box is fixedly connected to one side of a drying box, the drying box and the heating box are in communication with each other, one end of the air inlet pipe is fixedly connected to the other side of the heating box, the heating pipe is arranged at the middle of the top surface of the heating box, and the fan blade is installed at the other side of the drying box.

[0008] As a further description of the above technical solution:

[0009] The front side of the drying box is rotationally connected with a switch door, the middle of the switch door is fixedly connected with an observation plate, and one side of the switch door is fixedly connected with a handle.

[0010] As a further description of the above technical solution:

[0011] The observation plate is made of colorless and transparent material.

[0012] As a further description of the above technical solution:

[0013] The top of the heating pipe is fixedly connected with a mounting plate, the top surface of the mounting plate is fixedly connected with a handle, and the mounting plate is arranged at the middle of the top surface of the heating box.

[0014] As a further description of the above technical solution:

[0015] The drying box and the heating box are provided with air inlets on the sides close to each other.

[0016] As a further description of the above technical solution:

[0017] The middle of the top surface of the heating box is provided with a socket, and the mounting plate is arranged in the socket.

[0018] As a further description of the above technical solution:

[0019] The right side of the drying box is provided with an air outlet, and the fan blade is arranged in the air outlet.

[0020] As a further description of the above technical solution:

[0021] The outer side of the other end of the air inlet pipe is threadedly connected with a sleeve, and a filter screen is arranged between the sleeve and the air inlet pipe.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、in the utility model, the fan blade can be used to draw out the air in the drying box, at this time, the outside air can enter the heating box from the air inlet pipe, and then the heat generated by the heating pipe can be brought into the inside of the drying box, and then the circulation of the air is realized, so that the moisture accumulation in the drying box is avoided.

[0024] 2、 The utility model discloses, through filter screen, the gas that can be filtered to the inside of entering heating box and drying box, at this time can avoid the foreign matter of outside to enter the inside of drying box, and through the swivel clasp can be taken off from the air inlet pipe, and further can clean or replace filter screen to make the loading and unloading of filter screen become convenient, thereby be favorable to the maintenance of its later period. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A three-dimensional structure schematic diagram of a lost foam drying device is provided for the utility model;

[0026] Figure 2 A drying box internal structure schematic diagram of a lost foam drying device is provided for the utility model;

[0027] Figure 3 A baffle part structure schematic diagram of a lost foam drying device is provided for the utility model;

[0028] Figure 4 A drying box part structure schematic diagram of a lost foam drying device is provided for the utility model;

[0029] Figure 5 A heating box part structure split diagram of a lost foam drying device is provided for the utility model;

[0030] Figure 6 An air inlet pipe front view sectional view of a lost foam drying device is provided for the utility model.

[0031] Legend:

[0032] 1, drying box;2, baffle;3, heating box;4, air inlet pipe;5, heating pipe;6, fan blade;7, through -hole;8, switch door;9, handle;10, observation board;11, mounting plate;12, handle;13, air outlet;14, air inlet;15, jack;16, sleeve;17, filter screen. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the utility model specification, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] Reference Figures 2-5The utility model provides an embodiment: a lost foam drying device, the middle part fixedly connected with the baffle 2 of drying box 1 is equipped with the through hole 7 of baffle 2, and the outside of drying box 1 is provided with drying mechanism;Drying mechanism includes heating box 3, air inlet pipe 4, heating tube 5 and fan blade 6, and one side of heating box 3 is fixedly connected on one side of drying box 1, and drying box 1 and heating box 3 are communicated with each other, and one end of air inlet pipe 4 is fixedly connected on the other side of heating box 3, and heating tube 5 is arranged in the middle part of heating box 3 top surface, and fan blade 6 is installed on the other side of drying box 1.The right side of drying box 1 is equipped with air outlet 13, and fan blade 6 is installed in the inside of air outlet 13.Through baffle 2, the inside space of drying box 1 can be divided, more lost foam can be placed in the inside of drying box 1, heating tube 5 generates heat by driving heating tube 5 and fan blade 6, and the air in the inside of drying box 1 can be extracted by the rotation of fan blade 6, when the air in the inside of drying box 1 is discharged from air outlet 13, the hot air in the inside of heating box 3 is sucked into the inside of drying box 1, so that the lost foam is dried by hot air, and the air in the outside environment enters the inside of heating box 3 from air inlet pipe 4, and the air in the outside environment entering heating box 3 can be heated by heating tube 5, so that the circulation of air is completed, so the air circulation effect brought by fan blade 6 can extract the moisture evaporated in the drying process of lost foam, thereby avoiding the moisture to remain in the inside of drying box 1.

[0035] Referring to Figure 1 The front side of drying box 1 is rotatably connected with switch door 8, the middle part of switch door 8 is fixedly connected with observation plate 10, and one side of switch door 8 is fixedly connected with handle 9.Observation plate 10 is made of colorless transparent material.By setting observation plate 10 as colorless transparent material, the drying condition of lost foam in the inside of drying box 1 can be directly observed without opening switch door 8, thereby improving the practicability of the device.

[0036] Referring to Figure 5 The top of heating tube 5 is fixedly connected with mounting plate 11, the top surface of mounting plate 11 is fixedly connected with handle 12, and mounting plate 11 is arranged in the middle part of heating box 3 top surface.The middle part of heating box 3 top surface is provided with insertion hole 15, and mounting plate 11 is in the inside of insertion hole 15.By pulling handle 12, mounting plate 11 and heating tube 5 can be pulled out from insertion hole 15, and heating tube 5 can be maintained at this time, thereby improving the practicability of the device.

[0037] Referring to Figure 1 Fig. 4 and Figure 5 The similar side of drying box 1 and heating box 3 is provided with air inlet 14.By setting air inlet 14 on the similar side of drying box 1 and heating box 3, the mutual flow of gas between the two can be realized.

[0038] Referring toFigure 6 The outer side of the other end of the air inlet pipe 4 is threadedly connected with a sleeve 16, and a filter screen 17 is arranged between the sleeve 16 and the air inlet pipe 4. The air can be filtered through the filter screen 17 to avoid sundries from entering the inside of the heating box 3, and the sleeve 16 can be removed from the air inlet pipe 4 at present, so that the filter screen 17 can be cleaned or replaced, and the maintenance of the filter screen 17 becomes convenient later.

[0039] Working principle: in use, the switch door 8 is opened through the handle 9, and the lost foam to be dried can be placed in the inside of the drying box 1, and the inside space of the drying box 1 can be divided through the partition plate 2, so that more lost foams can be placed in the inside of the drying box 1, and the switch door 8 is closed after the lost foams are placed, the heating pipe 5 is driven, the heat generated by the heating pipe 5 can heat the air in the inside of the heating box 3, and then the fan blade 6 is driven, the air in the inside of the drying box 1 can be extracted through the rotation of the fan blade 6, and after the air in the inside of the drying box 1 is exhausted, the hot air in the inside of the heating box 3 is sucked into the inside of the drying box 1, so that the lost foams are dried by the hot air, and the air in the outside environment enters the inside of the heating box 3 from the air inlet pipe 4, and the air entering the heating box 3 from the outside can be heated by the heating pipe 5, so that the circulation of the air is completed, so that the air circulation effect brought by the fan blade 6 can extract the evaporated moisture in the drying process of the lost foams, so that the moisture is avoided to be retained in the inside of the drying box 1, and the sundries in the outside air can be prevented from entering the inside of the heating box 3 through the filter screen 17 when the air in the outside environment enters the heating box 3 through the air inlet pipe 4.

[0040] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacements to some technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A lost foam drying apparatus comprising a drying oven (1), characterized in that: The middle part of the drying box (1) is fixedly connected with a partition (2), a through hole (7) is formed in the middle part of the partition (2), and a drying mechanism is arranged on the outer side of the drying box (1); The drying mechanism comprises a heating box (3), an air inlet pipe (4), a heating pipe (5) and a fan blade (6), one side of the heating box (3) is fixedly connected to one side of the drying box (1), the drying box (1) and the heating box (3) are in communication with each other, one end of the air inlet pipe (4) is fixedly connected to the other side of the heating box (3), the heating pipe (5) is arranged in the middle part of the top surface of the heating box (3), and the fan blade (6) is installed on the other side of the drying box (1).

2. The lost foam drying apparatus of claim 1, wherein: The front side of the drying box (1) is rotatably connected with an opening and closing door (8), the middle part of the opening and closing door (8) is fixedly connected with an observation plate (10), and one side of the opening and closing door (8) is fixedly connected with a handle (9).

3. The lost foam drying apparatus of claim 2, wherein: The observation plate (10) is made of colorless and transparent material.

4. The lost foam drying apparatus of claim 1, wherein: The top of the heating pipe (5) is fixedly connected with a mounting plate (11), the top surface of the mounting plate (11) is fixedly connected with a handle (12), and the mounting plate (11) is arranged in the middle part of the top surface of the heating box (3).

5. The lost foam drying apparatus of claim 3, wherein: Air inlets (14) are arranged on the sides of the drying box (1) and the heating box (3).

6. The lost foam drying apparatus of claim 4, wherein: A jack (15) is formed in the middle part of the top surface of the heating box (3), and the mounting plate (11) is located in the jack (15).

7. The lost foam drying apparatus of claim 1, wherein: An air outlet (13) is formed in the right side of the drying box (1), and the fan blade (6) is installed in the air outlet (13).

8. The lost foam drying apparatus of claim 1, wherein: A sleeve (16) is threadedly connected to the outer side of the other end of the air inlet pipe (4), and a filter screen (17) is arranged between the sleeve (16) and the air inlet pipe (4).

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