Energy-saving and efficient workpiece drying device

Abstract

The utility model discloses an energy-saving and efficient workpiece drying device which comprises a drying box, an outer shell is arranged outside the drying box, an inner shell is arranged inside the outer shell, and a heat preservation layer is arranged between the inner shell and the outer shell. Heating pipes are arranged on the left side and the right side of the interior of the inner shell, and net plates are arranged on the outer sides of the heating pipes; an opening is formed in the front side of the drying box, and a door body is arranged at the opening; a drying frame is rotationally arranged in the drying box, and a plurality of drying discs are detachably arranged on the drying frame; an air inlet and an air outlet are formed in the side walls of the left side and the right side of the outer shell correspondingly and both penetrate through the inner shell, the heat preservation layer and the outer shell. An exhaust fan is arranged at the air outlet, the outlet end of the exhaust fan is connected with a circulating pipe, the other end of the circulating pipe is communicated with the air inlet, and a drying box is arranged in the middle of the circulating pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece drying equipment, in particular to an energy-saving and efficient workpiece drying device. Background Art

[0002] After processing, workpieces often need to be cleaned. Since the cleaned workpieces cannot be dried quickly, they need to be dried in a dryer. However, in existing dryers, the workpieces are generally heated unevenly, that is, the workpieces close to the heat source are often over-dried, while the workpieces far from the heat source are not yet completely dried, resulting in low drying efficiency. Utility Model Content

[0003] The main purpose of the utility model is to provide an energy-saving and efficient workpiece drying device to solve the problems of uneven heating of the workpiece and low drying efficiency in the existing drying machine.

[0004] To solve the above technical problems, the utility model is implemented as follows: an energy-saving and efficient workpiece drying device, comprising: a drying box, an outer shell is provided on the outside of the drying box, an inner shell is provided inside the outer shell, and a heat-insulating layer is provided between the inner shell and the outer shell; heating tubes are provided on both the left and right sides of the inner shell, and mesh plates are provided on the outer sides of the heating tubes; an opening is provided on the front side of the drying box, and a door body is provided at the opening; a drying rack is rotatably provided inside the drying box, and a plurality of drying trays are detachably provided on the drying rack;

[0005] An air inlet and an air outlet are respectively arranged on the side walls on the left and right sides of the outer shell, and both the air inlet and the air outlet penetrate the inner shell, the thermal insulation layer and the outer shell; an exhaust fan is arranged at the air outlet, and a circulation pipe is connected to the outlet end of the exhaust fan, one end of the circulation pipe is connected to the outlet end of the exhaust fan, and the other end thereof is connected to the air inlet, and a drying box is arranged in the middle of the circulation pipe.

[0006] As a further technical solution, the number of the air inlets is greater than the number of the air outlets, and a plurality of air inlet pipes connected to the air inlets are provided on the outer wall of the shell on the side where the air inlet is set, and the plurality of air inlet pipes are connected to each other to form an inlet end connected to each air inlet pipe, and the inlet end is connected to the circulation pipe; an air outlet pipe connected to the air outlet is provided on the outer wall of the shell on the side where the air outlet is set, and the exhaust fan is arranged at the end of the air outlet pipe.

[0007] As a further technical solution, the drying rack is circular, with a circular top frame on the top and a circular bottom frame on the bottom. At least three vertical rods are fixed and vertically arranged between the top frame and the bottom frame, and the three vertical rods are respectively arranged in a T-shape along the circumferential edge of the top frame; the drying tray is horizontally arranged and placed between the three vertical rods, and is concentrically arranged with the top frame; there are multiple drying trays, and the multiple drying trays are arranged in sequence along the length direction of the vertical rods.

[0008] As a further technical solution, each vertical rod is provided with a plurality of slots on one side close to the center of the drying rack, and the plurality of slots are arranged in sequence and at intervals along the length direction of the vertical rod; the drying tray is circular, and the side of the drying tray is engaged with the slots.

[0009] As a further technical solution, a center rod is vertically provided in the center of the drying rack, the top of the center rod is fixedly connected to the top frame, and the bottom is fixedly connected to the bottom frame, and the center rod runs through the center of each drying tray; a through groove is provided on the drying tray, and the through groove extends from the center of the drying tray to its edge; one end of the through groove located in the center of the drying tray is slidably connected to the center rod.

[0010] As a further technical solution, a plurality of chucks are arranged at intervals along the length direction of the central rod, and each of the chucks is located at the bottom of the corresponding drying tray.

[0011] As a further technical solution, a connecting shaft is provided at the center of the top frame of the drying rack, and the connecting shaft is rotatably connected to the top of the drying box. A rotating shaft is fixedly provided at the center of the bottom frame of the drying rack, and the rotating shaft is rotatably connected to the bottom of the drying box.

[0012] As a further technical solution, a power unit for driving the drying rack to rotate is provided at the bottom of the drying box, and the power unit includes a motor, two transmission wheels and a transmission belt; the lower end of the rotating shaft passes through the bottom of the drying box and is fixedly connected to the center of one of the transmission wheels, the motor is fixedly set on the outer wall of the outer shell, the other transmission wheel is fixedly set on the motor shaft of the motor, and the transmission belt is sleeved on the outside of the two transmission wheels.

[0013] As a further technical solution, a desiccant is placed in the drying box.

[0014] As a further technical solution, each of the air inlet and outlet is provided with a filter.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model utilizes the power unit to drive the drying rack to rotate, so that the workpieces above it can be heated evenly, improving the drying efficiency. At the same time, the air inlet, air outlet, circulation pipe and drying box of the application are arranged to accelerate the flow speed of the hot air flow inside the drying box, and make the hot air flow flow through each layer of the drying plate, so that the workpieces are further heated evenly, the drying speed of the application is improved, and the heat is circulated, which is energy-saving and environmentally friendly.

[0017] 2. The drying rack in the present application can not only be rotated, but each drying plate on the drying rack can be taken out independently, so that personnel can conveniently place and take out the workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 This is a detailed diagram of the inner shell of the drying box in the utility model;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the drying rack in the utility model;

[0022] Figure 4 It is a schematic diagram of a drying plate in the utility model;

[0023] Figure 5 This is a schematic diagram of a drying box in the utility model with an air inlet on one side;

[0024] Figure 6 This is a schematic diagram of one side of the drying box provided with an air outlet in the utility model.

[0025] Description of Reference Numerals

[0026] 1. Drying box; 10. Outer shell; 11. Inner shell; 12. Insulation layer; 13. Heating tube; 14. Mesh plate; 15. Door; 16. Air inlet; 17. Air outlet;

[0027] 2. Drying rack; 20. Top rack; 21. Bottom rack; 22. Vertical rod; 23. Card slot; 24. Center rod; 25. Chuck; 26. Connecting shaft; 27. Rotating shaft;

[0028] 3. Drying plate; 30. Through slot; 4. Power unit; 40. Motor; 41. Drive wheel; 42. Drive belt; 5. Exhaust fan; 6. Circulation pipe; 60. Drying box; 7. Air outlet pipe; 8. Air inlet pipe; 80. Vertical air inlet pipe; 81. Horizontal air inlet pipe; 9. Inlet end. DETAILED DESCRIPTION

[0029] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention. In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without violating the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

[0030] like Figure 1-Figure 6 As shown, the utility model proposes an energy-saving and efficient workpiece drying device, comprising: a drying box 1, an outer shell 10 is provided outside the drying box 1, an inner shell 11 is provided inside the outer shell 10, and an insulation layer 12 is filled between the inner shell 11 and the outer shell 10; wherein the insulation layer 12 is a commonly used insulation material in the prior art. Figure 2 As shown, the drying box 1 in the present application can be set as a square structure, wherein heating tubes 13 are arranged on both sides of the inner shell 11, and mesh plates 14 are arranged on the outer sides of the heating tubes 13, that is, the heating tubes 13 are arranged between the mesh plates 14 and the side walls of the inner shell 11, wherein the mesh plates 14 are provided with a plurality of through holes, the mesh plates 14 can not only cover the heating tubes 13 inside, but also the through holes can accelerate the speed at which the heat of the heating tubes 13 is dissipated into the drying box 1, thereby improving the drying speed of the drying box 1. Figure 1 As shown, the front side of the drying box 1 is provided with an opening, and a door body 15 is provided at the opening. A transparent glass (not shown in the figure) can be provided on the door body 15 to facilitate observation by personnel.

[0031] like Figure 5 and Figure 6 As shown, an air inlet 16 and an air outlet 17 are respectively arranged on the side walls on the left and right sides of the outer shell 10, and the air inlet 16 and the air outlet 17 both penetrate the inner shell 11, the thermal insulation layer 12 and the outer shell 10, that is, the air inlet 16 and the air outlet 17 can be communicated with the inside of the drying box 1. The air outlet 17 is provided with an exhaust fan 5, and the outlet end of the exhaust fan 5 is connected with a circulation pipe 6, one end of the circulation pipe 6 is connected to the outlet end of the exhaust fan 5, and the other end thereof is communicated with the air inlet 16, and a drying box 60 is arranged in the middle of the circulation pipe 6. The air outlet 17 and the air inlet 16 are arranged opposite to each other, and the exhaust fan 5 draws air from the air outlet 17, which can make the hot air flow inside the drying box 1 flow quickly, thereby accelerating the drying speed of the drying box 1. In addition, after the exhaust fan 5 extracts part of the hot air flow inside the drying box 1, the hot air flow goes along the circulation pipe 6 and passes through the drying box 60. A desiccant (the desiccant is a desiccant commonly used in the prior art) is placed in the drying box 60. The desiccant removes moisture from the hot air flow and then sends it into the drying box 1 again through the air inlet 16, thereby realizing the recycling of heat and making the whole process more energy-saving. Figure 1As shown, a drying rack 2 is rotatably provided inside the drying box 1, and a plurality of drying trays 3 are detachably provided on the drying rack 2. In addition, in the present application, the number of air inlets 16 is greater than the number of air outlets 17, and the plurality of air inlets 16 are evenly distributed on the side wall of the housing 10, so that the hot air flow can be evenly distributed in the drying box 1, so that the workpieces on each layer of the drying trays 3 can be blown by the hot air flow, thereby improving the drying efficiency. Figure 5 As shown, a plurality of air inlet pipes 8 connected to the air inlet 16 are provided on the outer wall of the housing 10 on the side where the air inlet 16 is provided. The plurality of air inlet pipes 8 are connected to each other, and form an inlet end 9 connected to each air inlet pipe 8. In the specific drawings of this embodiment, six air inlets 16 are provided, which are evenly distributed on the side wall of the housing 10, wherein two air inlets 16 are provided in each row, and three rows are provided in total. A horizontal air inlet pipe 81 is provided between the two air inlets 16 in each row, and a vertical air inlet pipe 80 is provided between the three horizontal air inlet pipes 81. The vertical air inlet pipe 80 is connected to the three horizontal air inlet pipes 81, and an inlet end 9 is provided in the middle of the vertical air inlet pipe 80, and the inlet end 9 is connected to the circulation pipe 6. In addition, as shown in Figure 6 As shown, in this embodiment, one air outlet 17 is provided, and an air outlet pipe 7 connected to the air outlet 17 is provided on the outer wall of the housing 10 on the side where the air outlet 17 is provided, and the exhaust fan 5 is provided at the end of the air outlet pipe 7. In this application, each air inlet 16 and air outlet 17 is provided with a filter (not shown in the figure), which can block and absorb dust in the air to prevent impurities from adhering to the workpiece.

[0032] like Figure 3 As shown, the drying rack 2 in the present application is circular, with a circular top frame 20 on the top and a circular bottom frame 21 on the bottom. At least three vertical rods 22 are fixed and vertically arranged between the top frame 20 and the bottom frame 21. The three vertical rods 22 are arranged in a T-shape along the circumference of the top frame 20, that is, two of the vertical rods 22 are symmetrically arranged on both sides of the top frame 20 and located at the center of both sides of the top frame 20, and the third vertical rod 22 is arranged on the vertical line of the line connecting the first two vertical rods 22. And these three vertical rods 22 are located within half the circumference of the top frame 20, so that a semicircular opening is formed between the two vertical rods 22 on both sides of the top frame 20. As shown Figure 2 and Figure 3As shown, the drying tray 3 in the present application is also circular and horizontally placed between three vertical rods 22, and is arranged concentrically with the top frame 20; there are multiple drying trays 3, and the multiple drying trays 3 are arranged in sequence along the length direction of the vertical rods 22. In the present application, the drying tray 3 can be inserted from the opening and placed between the three vertical rods 22. It is also worth noting that more vertical rods 22 can be set in the present application, and three of the vertical rods 22 must be set as described above, and the remaining vertical rods 22 can be set between the three vertical rods 22, but it must be ensured that the positions of all the vertical rods 22 are located within half the circumference of the top frame 20, that is, it is ensured that a semicircular opening can be reserved for the drying tray 3 to be inserted into the drying rack 2.

[0033] In addition, Figure 2 and Figure 3 As shown, each vertical rod 22 is provided with a plurality of slots 23 on one side close to the center of the drying rack 2, and the plurality of slots 23 are arranged in sequence and at intervals along the length direction of the vertical rod 22; the side of the drying tray 3 is engaged with the slots 23, that is, the drying tray 3 can be inserted into the drying rack 2 by sliding along the slots 23, and its edge is engaged with the slots 23, thereby fixing the drying tray 3. In addition, through the above arrangement, the present application enables each drying tray 3 on the drying rack 2 to be taken out independently, so that it is convenient for personnel to place and take out workpieces.

[0034] In addition, Figure 2 and Figure 3 As shown, in order to ensure the stability of the drying tray 3, a central rod 24 is vertically provided in the center of the drying rack 2. The top of the central rod 24 is fixedly connected to the top frame 20, and the bottom is fixedly connected to the bottom frame 21. The central rod 24 runs through the center of each drying tray 3. A plurality of chucks 25 are arranged at intervals along the length direction of the central rod 24. The chucks 25 are fixedly arranged on the central rod 24. Each chuck 25 is located at the bottom of the corresponding drying tray 3. The chucks 25 can play a certain supporting role on the drying tray 3 at the center of the drying tray 3. In addition, as shown in FIG. Figure 3 and Figure 4 As shown, in order to facilitate the removal and installation of the drying tray 3, a through slot 30 is provided on the drying tray 3, and the through slot 30 extends from the center of the drying tray 3 to its edge; one end of the through slot 30 located in the center of the drying tray 3 is slidably connected to the center rod 24. That is, the drying tray 3 can be pulled out of the drying rack 2 or inserted into the drying rack 2, and when inserted, the through slot 30 needs to be directly opposite to the center rod 24, the side of the drying tray 3 needs to be aligned with the slot 23, and then pushed into the drying rack 2 until the end of the through slot 30 of the drying tray 3 located in the center of the drying tray 3 contacts the center rod 24, and the other end of the through slot 30 presses against the slot 23 on the innermost vertical rod 22.

[0035] It is worth noting that the slot 23 in the present application is an arc shape that can match the side of the drying tray 3. In addition, one end of the through slot 30 located at the center of the drying tray 3 is an arc shape that matches the center rod 24.

[0036] like Figure 2 , Figure 3 and Figure 5 As shown, in the present application, a connecting shaft 26 is provided at the center of the top frame 20 of the drying rack 2, and the connecting shaft 26 is rotatably connected to the top of the drying box 1. A rotating shaft 27 is fixedly provided at the center of the bottom frame 21 of the drying rack 2, and the rotating shaft 27 is rotatably connected to the bottom of the drying box 1. In addition, a power unit 4 for driving the drying rack 2 to rotate is provided at the bottom of the drying box 1. The power unit 4 includes a motor 40, two transmission wheels 41 and a transmission belt 42; the lower end of the rotating shaft 27 passes through the bottom of the drying box 1 and is fixedly connected to the center of one of the transmission wheels 41. The motor 40 is fixedly arranged on the outer wall of the housing 10, and the other transmission wheel 41 is fixedly arranged on the motor shaft of the motor 40. The transmission belt 42 is sleeved on the outside of the two transmission wheels 41.

[0037] During use of this embodiment, the motor 40 can be used as a power source, and the transmission wheel 41 and the transmission belt 42 can drive the rotating shaft 27 to rotate, thereby realizing the rotation of the drying rack 2. When the drying rack 2 rotates, the workpieces above it can be dried evenly and the drying efficiency can be improved. At the same time, the air inlet 16, the air outlet 17, the circulation pipe 6 and the drying box 60 in the present application are arranged to further improve the drying speed in the present application, and the heat is circulated, which is energy-saving and environmentally friendly.

[0038] The above description is only a preferred embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiments of 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.

Claims

1. An energy-saving and efficient workpiece drying device, comprising: The drying box is characterized in that an outer shell is provided on the outside of the drying box, an inner shell is provided inside the outer shell, and a heat-insulating layer is provided between the inner shell and the outer shell; heating tubes are provided on both the left and right sides of the inner shell, and mesh plates are provided on the outer sides of the heating tubes; an opening is provided on the front side of the drying box, and a door body is provided at the opening; a drying rack is rotatably provided inside the drying box, and a plurality of drying trays are detachably provided on the drying rack; An air inlet and an air outlet are respectively arranged on the side walls on the left and right sides of the outer shell, and both the air inlet and the air outlet penetrate the inner shell, the thermal insulation layer and the outer shell; an exhaust fan is arranged at the air outlet, and a circulation pipe is connected to the outlet end of the exhaust fan, one end of the circulation pipe is connected to the outlet end of the exhaust fan, and the other end thereof is connected to the air inlet, and a drying box is arranged in the middle of the circulation pipe.

2. The energy-saving and efficient workpiece drying device according to claim 1 is characterized in that: The number of the air inlets is greater than the number of the air outlets, and a plurality of air inlet pipes connected to the air inlets are provided on the outer wall of the shell on the side where the air inlets are provided, and the plurality of air inlet pipes are connected to each other, and form an inlet end connected to each air inlet pipe, and the inlet end is connected to the circulation pipe; an air outlet pipe connected to the air outlet is provided on the outer wall of the shell on the side where the air outlet is provided, and the exhaust fan is provided at the end of the air outlet pipe.

3. The energy-saving and efficient workpiece drying device according to claim 1 is characterized in that: The drying rack is circular, with a circular top frame on the top and a circular bottom frame on the bottom. At least three vertical rods are fixed and vertically arranged between the top frame and the bottom frame, and the three vertical rods are respectively arranged in a T-shape along the circumferential edge of the top frame; the drying tray is horizontally arranged and placed between the three vertical rods, and is concentrically arranged with the top frame; there are multiple drying trays, and the multiple drying trays are arranged in sequence along the length direction of the vertical rods.

4. The energy-saving and efficient workpiece drying device according to claim 3 is characterized in that: A plurality of slots are arranged on one side of each vertical rod close to the center of the drying rack, and the slots are arranged in sequence and at intervals along the length direction of the vertical rod; the drying tray is circular, and the side of the drying tray is engaged with the slots.

5. The energy-saving and efficient workpiece drying device according to claim 3 is characterized in that: A center rod is vertically provided in the center of the drying rack, the top of the center rod is fixedly connected to the top frame, and the bottom is fixedly connected to the bottom frame, and the center rod passes through the center of each drying tray; a through groove is provided on the drying tray, and the through groove extends from the center of the drying tray to its edge; one end of the through groove located in the center of the drying tray is slidably connected to the center rod.

6. The energy-saving and efficient workpiece drying device according to claim 5, characterized in that: A plurality of chucks are arranged at intervals along the length direction of the central rod, and each of the chucks is located at the bottom of a corresponding drying plate.

7. The energy-saving and efficient workpiece drying device according to claim 1, characterized in that: A connecting shaft is provided at the center of the top frame of the drying rack, and the connecting shaft is rotatably connected to the top of the drying box. A rotating shaft is fixedly provided at the center of the bottom frame of the drying rack, and the rotating shaft is rotatably connected to the bottom of the drying box.

8. The energy-saving and efficient workpiece drying device according to claim 7, characterized in that: A power unit for driving the drying rack to rotate is provided at the bottom of the drying box, and the power unit includes a motor, two transmission wheels and a transmission belt; the lower end of the rotating shaft passes through the bottom of the drying box and is fixedly connected to the center of one of the transmission wheels, the motor is fixedly arranged on the outer wall of the outer shell, the other transmission wheel is fixedly arranged on the motor shaft of the motor, and the transmission belt is sleeved on the outside of the two transmission wheels.

9. The energy-saving and efficient workpiece drying device according to claim 1, characterized in that: A desiccant is placed in the drying box.

10. The energy-saving and efficient workpiece drying device according to claim 1, characterized in that: Each of the air inlets and outlets is provided with a filter.

Images