Drawing type electrothermal blowing drying box

Abstract

The utility model discloses a drawing type electric heating air blowing drying box which comprises a heat insulation box body, a heat insulation box cover rotationally connected with the rear portion of the heat insulation box body, a fixing plate, a bearing plate and a water containing bin. The fixing plate, the bearing plate and the water containing bin are fixedly connected with the inner side of the lower end, the lower side of the middle of the upper end and the upper side of the right front end of the heat insulation box body respectively. Symmetrical supporting strips are fixedly connected to the inner sides of the left end and the right end of the heat insulation box body at equal intervals, and storage nets located on the supporting strips are arranged in the heat insulation box body in an embedded and attached mode at equal intervals; electric heating blast structures are arranged on the inner side and the upper side of the lower end of the heat insulation box body, and each electric heating blast structure comprises a heating pipe, a blast pump, an exhaust pipe and a ventilation pipe; and a dehumidifying and water filtering structure is arranged on the inner side of the bearing plate. According to the drawing type electrothermal blowing drying box, the placement of the storage net can be conveniently adjusted according to needs, circulating electrothermal blowing drying can be conveniently carried out, dehumidification and water filtration can be conveniently carried out, the drying efficiency is high, the drying effect is good, and heat exchange and cooling can be conveniently carried out on the drying box.

Description

Technical Field

[0001] The utility model relates to the technical field of electric heating blast drying ovens, in particular to a pull-out type electric heating blast drying oven. Background Art

[0002] Electric blast drying oven is a kind of equipment which adopts electric heating to carry out blast circulation drying. It is widely used in chemical industry, medicine, casting, automobile, food, machinery and other industries to bake, dry, solidify, heat treat and other convenient heating for various products and samples.

[0003] For example, a Chinese utility model patent with authorization announcement number CN217154760U discloses a pull-out electric heating blast drying oven, comprising a box body, wherein the inner cavity of the box body is divided into a heating chamber, a drying chamber and a hot air duct, wherein the drying chamber and the hot air duct are both arranged above the heating chamber, and the hot air duct is arranged outside the drying chamber; a weighing platform is arranged on the bottom surface of the drying chamber, and a weighing sensor is arranged on the weighing platform; a tray rack is placed on the top of the weighing sensor, and multiple layers of horizontal guide rails are arranged on two opposite sides of the tray rack, and a drying tray is slidably connected in each layer of the horizontal guide rail; an air inlet is opened on one side wall of the heating chamber, an induced draft fan is arranged in the heating chamber, the inlet end of the induced draft fan is directly opposite to the air inlet, and the outlet end is connected to a first air duct, and the outlet end of the first air duct is connected to an electric heating box, wherein a heating element is arranged in the electric heating box, and one end of the electric heating box is connected to a second air duct, and the outlet end of the second air duct is connected to the bottom of the hot air duct. The drying oven of the utility model can heat the material evenly, and the drying condition of the material can be monitored in real time through the weighing sensor.

[0004] However, during use, it is generally difficult to adjust the placement of the storage net as needed, it is not convenient to perform circulating electric hot air drying and dehumidification and water filtration, the drying efficiency and effect are limited, and it is not convenient to perform heat exchange and cooling. Therefore, we propose a pull-out electric hot air drying box to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a pull-out electric blast drying oven to solve the problem that a pull-out electric blast drying oven proposed in the above-mentioned background technology is generally difficult to adjust the placement of the storage net according to needs during use, is not convenient for circulating electric blast drying and dehumidification and water filtration, has limited drying efficiency and effect, and is not convenient for heat exchange and cooling.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pull-out electric heating blast drying box, comprising: an insulating box body, an insulating box cover rotatably connected to the rear of the insulating box body, and a fixing plate, a receiving plate and a water storage bin respectively fixedly connected to the inner side of the lower end, the lower side of the middle part of the upper end and the upper side of the right front end of the insulating box body;

[0007] Also includes:

[0008] Symmetrical support bars are fixedly connected to the inner sides of the left and right ends of the heat-insulating box at equal intervals, and storage nets located on the support bars are nested and fitted in the heat-insulating box at equal intervals;

[0009] The inner side and upper side of the lower end of the heat-insulating box body are provided with an electric heating air blowing structure, wherein the electric heating air blowing structure includes a heating pipe, an air blowing pump, an exhaust pipe and a ventilation pipe;

[0010] A dehumidification and water filtering structure is arranged on the inner side of the receiving plate, wherein the dehumidification and water filtering structure includes water-absorbing cotton and a limiting rod;

[0011] A heat exchange and cooling structure is arranged inside the water storage bin, wherein the heat exchange and cooling structure comprises a solenoid valve, a bin cover, a partition, a heat exchange tube and a sealing ring.

[0012] Preferably, the fixing plate is symmetrically arranged with respect to the heat-insulating box body, and a heating tube is nested and fitted inside the fixing plate, and the heating tube has a curved structure.

[0013] Preferably, the blower pump is screwed and fixed on the upper surface of the insulation box, and the left end and rear end of the blower pump are respectively threadedly connected with the exhaust pipe and the ventilation pipe, and the outer lower ends of the blower pump and the ventilation pipe are respectively threadedly connected to the inner side of the upper middle part and the inner side of the front lower end of the insulation box, and the temperature and humidity sensor and the control display panel are embedded on the inner side of the upper right end of the insulation box.

[0014] Preferably, absorbent cotton is nested and fitted on the inner side of the receiving plate, and limiting rods fixed to the receiving plate are fitted on the upper sides of both front and rear ends of the absorbent cotton.

[0015] Preferably, a solenoid valve is fixedly installed on the inner side of the lower left end of the water storage bin, and the right end of the ventilation pipe is connected to the water storage bin via the solenoid valve, and a bin cover is rotatably connected to the outer side of the upper end of the water storage bin.

[0016] Preferably, a partition fixedly connected to the insulation box and the water storage tank is provided on the right side of the solenoid valve, and heat exchange tubes are nested at equal intervals on the inner side of the partition and the right end of the water storage tank, and sealing rings are tightly fitted on the outer sides of the left and right ends of the heat exchange tubes, and the sealing ring monomers are respectively fixedly connected to the water storage tank and the partition by adhesive.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the pull-out electric heating blast drying box is convenient for adjusting the placement of the storage net according to needs, is convenient for circulating electric heating blast drying, and is convenient for dehumidification and water filtration, so that the drying efficiency is high and the effect is good, and the drying box is convenient for heat exchange and cooling;

[0018] 1. An insulated box body, an insulated box cover, support bars and a storage net are provided. Since an insulated box cover rotating therewith is provided behind the insulated box body, symmetrical support bars are fixed at equal intervals on the inner sides of the left and right ends of the insulated box body, and a storage net nested and fitted with the insulated box body is provided on the upper side of the support bars, so that the placement of the storage net can be adjusted according to needs;

[0019] 2. An insulation box, a fixing plate, a heating pipe and an air blower are provided. A fixing plate with a heating pipe nested inside is symmetrically fixed to the inner side of the lower end of the insulation box. An air blower with an exhaust pipe and a ventilation pipe threadedly connected is fixed to the upper surface of the insulation box by screws. The exhaust pipe and the ventilation pipe are connected to the upper and lower ends of the insulation box respectively. A temperature and humidity sensor and a control and display panel are embedded and installed on the inner side of the upper right end of the insulation box. A receiving plate fixed to the insulation box is provided below the exhaust pipe. A water-absorbing cotton which is limited by a limit rod is nested and fitted inside the receiving plate. Therefore, it is convenient to carry out circulating electric heating air drying and dehumidify and filter water, so that the drying efficiency is high and the effect is good.

[0020] 3. A ventilation pipe, a water storage tank, a solenoid valve and a heat exchange pipe are provided. Since the right end of the ventilation pipe is connected to the water storage tank through the solenoid valve, a partition fixed to the heat insulation box body and the water storage tank is provided on the right side of the solenoid valve, and a sealing ring is pasted and fixed to the inner side of the right end of the water storage tank and the partition, and a heat exchange pipe tightly fitted thereto is nested in the sealing ring, so it is convenient to perform heat exchange and cooling on the drying box. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the top view of the connection between the fixing plate and the heating tube of the utility model;

[0025] Figure 5 It is a schematic diagram of the front cross-sectional structure of the connection between the water storage bin and the partition of the utility model.

[0026] In the figure: 1. Insulated box body; 2. Insulated box cover; 3. Support bar; 4. Storage net; 5. Fixed plate; 6. Heating pipe; 7. Blower pump; 8. Exhaust pipe; 9. Ventilation pipe; 10. Temperature and humidity sensor; 11. Control and display panel; 12. Adapter plate; 13. Water-absorbing cotton; 14. Limit rod; 15. Water storage bin; 16. Solenoid valve; 17. Bin cover; 18. Partition; 19. Heat exchange tube; 20. Sealing ring. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-5 The utility model provides a technical solution: a pull-out electric heating blast drying oven, comprising a heat-insulating box body 1, a heat-insulating box cover 2, a support bar 3, a storage net 4, a fixing plate 5, a heating pipe 6, an air pump 7, an exhaust pipe 8, a ventilation pipe 9, a temperature and humidity sensor 10, a control and display panel 11, a receiving plate 12, a water-absorbing cotton 13, a limit rod 14, a water storage bin 15, a solenoid valve 16, a bin cover 17, a partition 18, a heat exchange pipe 19 and a sealing ring 20. When the pull-out electric heating blast drying oven is used, Figure 1 and Figure 3 First, the heat-insulating box cover 2 connected to the back of the heat-insulating box 1 can be rotated to disconnect its closed connection, and then the fixing plate 5 for placing the object to be dried can be nested and fitted in the heat-insulating box 1, and the upper surface of the support bar 3 located in the heat-insulating box 1 is symmetrically fixed. During the placement process, the support bars 3 are arranged at equal intervals on the inner sides of the left and right ends of the heat-insulating box 1, so it is convenient to adjust the placement of the placement net 4 according to the size of the object to be dried and control the spacing between the monomers of the placement net 4;

[0029] like Figure 1 , Figure 2 , Figure 3 and Figure 4 After the storage net 4 is placed, the heat-insulating box cover 2 can be rotated again to make it closed and connected with the heat-insulating box body 1, and then the control and display panel 11 embedded and installed on the inner side of the upper right end of the heat-insulating box body 1 can be used to control the heating tube 6 nested and installed in the symmetrical fixed fixing plate 5 on the inner side of the lower end of the heat-insulating box body 1 and the blower pump 7 fixed by screws on the upper surface of the heat-insulating box body 1 to operate, so as to perform electric heating through the heating tube 6. Since the left end of the blower pump 7 is threadedly connected to the exhaust pipe 8 connected to the heat-insulating box body 1, and the rear end of the blower pump 7 is threadedly connected to the ventilation pipe 9 connected to the lower end of the heat-insulating box body 1, the operation of the blower pump 7 facilitates the circulation of the air electrically heated by the heating tube 6, thereby facilitating the circulation of electric heating blower drying of the objects to be dried on the storage net 4;

[0030] like Figure 1 , Figure 2 and Figure 3In the process of circulating electric hot air drying, a receiving plate 12 fixedly connected to the heat-insulating box body 1 is provided below the exhaust pipe 8, and a water-absorbing cotton 13 is nested and fitted on the inner side of the receiving plate 12, and the upper sides of the front and rear ends of the water-absorbing cotton 13 are fitted with limit rods 14 fixedly connected to the receiving plate 12, so that it is convenient to press down the limit rod 14 to limit the water-absorbing cotton 13, dehumidify and filter the air extracted through the exhaust pipe 8, and then return it to the heat-insulating box body 1 through the ventilation pipe 9, and the temperature and humidity sensor 10 embedded and installed on the inner side of the upper right end of the heat-insulating box body 1 can be controlled by the control and display panel 11 to operate, so that the temperature and humidity in the drying box can be sensed by the temperature and humidity sensor 10, so as to facilitate the control of circulating electric hot air drying, so that the drying efficiency of the dried object is high and the effect is good;

[0031] like Figure 1 , Figure 2 , Figure 3 and Figure 5 After the drying of the dried object is completed, the heating tube 6 can be controlled to stop heating through the control display panel 11, and then the electromagnetic valve 16 fixedly installed on the inner side of the lower left end of the water storage bin 15 can be controlled to operate. Since the right end of the ventilation pipe 9 is connected to the water storage bin 15 through the electromagnetic valve 16, and the right side of the electromagnetic valve 16 is provided with a partition 18 fixedly connected to the heat insulation box 1 and the water storage bin 15, and the water storage bin 15 and the right end of the partition 18 are nested with a heat exchange tube 19, and the heat exchange tube 19 is tightly fitted with a heat exchange tube 19. 15 and the partition plate 18 are pasted with a sealing ring 20, so that it is convenient to operate the blower pump 7 to draw the hot air in the insulation box body 1 through the exhaust pipe 8 and the ventilation pipe 9 to the water storage bin 15, and then discharge it through the heat exchange pipe 19, so that the hot air can be heat-exchanged and cooled with the water outside through the heat exchange pipe 19, and the insulation box cover 2 can be rotated to disconnect the insulation box cover 2 and the insulation box body 1, so as to achieve the purpose of heat exchange and cooling of the drying box. The above-mentioned electrical components are all prior art and will not be described in detail here.

[0032] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pull-out electric heating blast drying oven, comprising: A heat-insulating box body (1), a heat-insulating box cover (2) rotatably connected to the rear of the heat-insulating box body (1), and a fixing plate (5), a receiving plate (12) and a water storage bin (15) respectively fixedly connected to the inner side of the lower end, the lower side of the middle part of the upper end and the upper side of the right front end of the heat-insulating box body (1); It is characterized by further comprising: Symmetrical support bars (3) are fixedly connected at equal intervals to the inner sides of the left and right ends of the heat-insulating box (1), and storage nets (4) located on the support bars (3) are nested and fitted at equal intervals inside the heat-insulating box (1); An electric heating air blowing structure is arranged on the inner side and upper side of the lower end of the heat-insulating box body (1), wherein the electric heating air blowing structure comprises a heating pipe (6), an air blowing pump (7), an exhaust pipe (8) and a ventilation pipe (9); A dehumidification and water filtering structure is arranged on the inner side of the receiving plate (12), wherein the dehumidification and water filtering structure comprises a water-absorbing cotton (13) and a limiting rod (14); A heat exchange and cooling structure is arranged inside the water storage bin (15), wherein the heat exchange and cooling structure comprises a solenoid valve (16), a bin cover (17), a partition (18), a heat exchange pipe (19) and a sealing ring (20).

2. The pull-out electric heating blast drying oven according to claim 1, characterized in that: The fixing plate (5) is symmetrically arranged with respect to the heat-insulating box body (1), and a heating tube (6) is nested and fitted inside the fixing plate (5), and the heating tube (6) is in a curved structure.

3. The pull-out electric heating blast drying oven according to claim 1, characterized in that: The blower pump (7) is screw-fixedly mounted on the upper surface of the heat-insulating box (1), and the left end and rear end of the blower pump (7) are respectively threadedly connected to the exhaust pipe (8) and the ventilation pipe (9), and the outer lower ends of the blower pump (7) and the ventilation pipe (9) are respectively threadedly connected to the inner side of the middle part of the upper end and the inner side of the front lower end of the heat-insulating box (1), and a temperature and humidity sensor (10) and a control and display panel (11) are embedded and installed on the inner side of the upper right end of the heat-insulating box (1).

4. The pull-out electric heating blast drying oven according to claim 1, characterized in that: The inner side of the receiving plate (12) is nested and fitted with absorbent cotton (13), and the upper sides of the front and rear ends of the absorbent cotton (13) are fitted with limiting rods (14) fixed to the receiving plate (12).

5. The pull-out electric heating blast drying oven according to claim 1, characterized in that: A solenoid valve (16) is fixedly installed on the inner side of the lower left end of the water storage bin (15), and the right end of the ventilation pipe (9) is connected to the water storage bin (15) via the solenoid valve (16), and a bin cover (17) is rotatably connected to the outer side of the upper end of the water storage bin (15).

6. The pull-out electric heating blast drying oven according to claim 1, characterized in that: A partition (18) fixedly connected to the heat-insulating box (1) and the water storage bin (15) is arranged on the right side of the solenoid valve (16), and heat exchange tubes (19) are nested and arranged at equal intervals on the inner sides of the partition (18) and the right ends of the water storage bin (15), and sealing rings (20) are tightly fitted on the outer sides of the left and right ends of the heat exchange tubes (19), and the sealing rings (20) are respectively fixedly connected to the water storage bin (15) and the partition (18) by gluing.

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