Thermoelectric vacuum drying oven capable of uniformly heating

Abstract

The electric heating vacuum drying oven comprises an electric heating plate, the electric heating plate is fixedly connected to the middle of the inner side of a drying oven main body, electric sliding tables are arranged on the upper middle portions of the left wall and the right wall of the inner side of the drying oven main body, and sliding blocks are connected to the inner sides of the electric sliding tables in a sliding mode; limiting rods penetrate through the middles of the sliding blocks and are slidably connected with the middles of the sliding blocks, the limiting rods are fixedly connected to the middle of the electric sliding table, and rotating shafts are rotationally connected to the middles of the side walls, close to each other, of the two sliding blocks. According to the uniform-heating electric heating vacuum drying box, in the material drying process, an electric sliding table is started, the electric sliding table works to enable a sliding block and a containing frame to move upwards, an air cylinder is started after the containing frame is separated from an electric heating plate, the output end of the air cylinder stretches out and draws back to drive a toothed plate to move, and a gear rotates in the toothed plate moving process; and the rotating shaft and the placing frame are driven to rotate to turn over the internal materials, so that the drying is more uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum drying ovens, in particular to a uniformly heated electric heating vacuum drying oven. Background Art

[0002] Vacuum box is used for degassing of powder, colloid and other objects with high gas content. It has the characteristics of fast degassing rate and high degree of automation. The equipment consists of belt conveyor, vacuum cover, vacuum pump, pneumatic lifting system, automatic detection and control system, etc. It is suitable for vacuum storage of electronic and electrical products such as semiconductors, electronic and electrical components, chips, chemical raw materials, metallurgical powders, etc. It has the functions of moisture-proof and anti-oxidation discoloration; it has good application in the process of vacuum filling and degassing.

[0003] The vacuum drying oven in the prior art usually places the material on a heating plate for processing during use, which causes uneven heating of the material, thereby affecting the drying efficiency and drying quality. Therefore, there is an urgent need for an evenly heated electric vacuum drying oven. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The utility model discloses a uniformly heated electric heating vacuum drying oven, comprising a drying oven main body, wherein an automatic flipping mechanism is arranged inside the drying oven main body;

[0006] The automatic flipping mechanism includes an electric heating plate, which is fixedly connected to the middle part of the inner side of the drying box body. Electric slides are arranged in the middle and upper parts of the left and right walls inside the drying box body. Slide blocks are slidably connected to the inner sides of the electric slides. The middle parts of the slide blocks penetrate and are slidably connected to limit rods. The limit rods are fixedly connected to the middle part of the electric slides. The middle parts of the two groups of slides are rotatably connected to shafts at one side wall where they are close to each other. The two groups of shafts are fixedly connected to a placement frame at one end where they are close to each other. A gear is penetrated and fixedly connected to the outer periphery of the shaft on the left side. A tooth plate is meshed and connected to the upper side of the gear. A connecting block is fixedly connected to the middle part of the left side wall of the tooth plate. The connecting block is fixedly connected to the output end of the cylinder.

[0007] As a preferred technical solution of the utility model, the cylinder is fixedly connected to the middle of the rear wall of the fixed plate, the fixed plate is fixedly connected to the upper middle part of the right wall of the left slider, and the front side of the drying box body is rotatably connected to the box door.

[0008] As a preferred technical solution of the utility model, a support frame is fixedly connected to the bottom of the drying box body, and an air extraction pump is fixedly connected to the middle of the bottom wall of the support frame.

[0009] As a preferred technical solution of the utility model, an exhaust pipe is provided at the output end of the exhaust pump, the output end of the exhaust pipe is fixed to an exhaust port, and the exhaust port is provided in the middle of the left side wall of the drying box body.

[0010] As a preferred technical solution of the utility model, a barometer is arranged at the top left side of the front wall of the drying box body, and a temperature adjustment knob is arranged on the left side of the barometer at the top front wall of the drying box body.

[0011] As a preferred technical solution of the utility model, a display panel is arranged in the middle of the left side of the front wall of the drying box body, and a switch is arranged at the bottom of the left side of the front wall of the drying box body.

[0012] As a preferred technical solution of the utility model, universal wheels are arranged at the four corners of the bottom wall of the support frame, and the air pump is located on the upper side between the four sets of universal wheels.

[0013] The beneficial effects of the utility model are:

[0014] 1. This type of uniformly heated electric vacuum drying oven starts the electric slide during the drying process of the material. The electric slide works to move the slider and the placement frame upward, separates the placement frame from the electric heating plate, and then starts the cylinder. The cylinder output end retracts and drives the tooth plate to move. During the movement of the tooth plate, the gear rotates, and drives the rotating shaft and the placement frame to rotate, turning the internal material over, so that the drying is more uniform;

[0015] 2. This type of uniformly heated electric vacuum drying oven can reduce the difficulty of moving the drying oven by installing a support frame and universal wheels at the bottom of the drying oven, reduce the floor space occupied by the vacuum drying oven and the vacuum pump, and thus improve the practicality of the vacuum drying oven. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of a uniformly heated electric heating vacuum drying oven of the utility model;

[0018] Figure 2 It is a side view schematic diagram of the overall structure of a uniformly heated electric heating vacuum drying oven of the utility model;

[0019] Figure 3 This is a schematic diagram of the drying box structure of a uniformly heated electric heating vacuum drying box of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the turning structure of a uniformly heated electric heating vacuum drying oven.

[0021] In the figure: 1. Drying box body; 2. Automatic turning mechanism; 3. Box door; 4. Electric heating plate; 5. Electric slide; 6. Limit rod; 7. Slider; 8. Rotating shaft; 9. Placement frame; 10. Gear; 11. Tooth plate; 12. Connecting block; 13. Cylinder; 14. Fixed plate; 15. Support frame; 16. Universal wheel; 17. Vacuum pump; 18. Vacuum pipe; 19. Exhaust port; 20. Barometer; 21. Temperature adjustment knob; 22. Display panel; 23. Switch. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0023] Example: Figure 1-4 As shown, the utility model is a uniformly heated electric heating vacuum drying oven, comprising a drying oven body 1, and an automatic flipping mechanism 2 is arranged inside the drying oven body 1;

[0024] The automatic turning mechanism 2 includes an electric heating plate 4, which can heat the inside of the drying box body 1 during operation. The electric heating plate 4 is fixedly connected to the middle part of the inner side of the drying box body 1. Electric slides 5 are arranged in the middle and upper parts of the left and right walls inside the drying box body 1. Slide blocks 7 are slidably connected to the inner sides of the electric slides 5. The middle parts of the slide blocks 7 are penetrated and slidably connected with limit rods 6. The limit rods 6 can limit the slide blocks 7 so that the limit rods 6 are fixedly connected to the middle part of the electric slides 5. The middle parts of the two groups of slide blocks 7 are rotatably connected with the rotating shaft 8 near one side wall. The two groups of rotating shafts 8 are fixedly connected with a placement frame 9 near one end. The materials for drying are stored in the placement frame 9. The outer periphery of the left rotating shaft 8 is penetrated and fixedly connected with a gear 10. The upper side of the gear 10 is meshed with a tooth plate 11. The middle part of the left side wall of the tooth plate 11 is fixedly connected with a connecting block 12. The tooth plate 11 can drive the gear 10 to rotate during the forward and backward movement. The connecting block 12 is fixedly connected to the output end of the cylinder 13.

[0025] Among them, the cylinder 13 is fixedly connected to the middle of the rear wall of the fixed plate 14, the fixed plate 14 is fixedly connected to the upper middle part of the right wall of the left slider 7, and the front side of the drying box body 1 is rotatably connected to the box door 3, and materials are added into the drying box body 1 by opening and closing the box door 3.

[0026] The bottom of the drying box body 1 is fixedly connected with a support frame 15, and the middle of the bottom wall of the support frame 15 is fixedly connected with an exhaust pump 17, which can extract the air inside the vacuum drying box during operation.

[0027] The output end of the vacuum pump 17 is provided with a vacuum pipe 18 , and the output end of the vacuum pipe 18 is fixed to an exhaust port 19 , which is arranged in the middle of the left side wall of the drying box body 1 .

[0028] A barometer 20 is disposed at the top left side of the front wall of the drying box body 1 , and a temperature adjustment knob 21 is disposed at the left side of the barometer 20 at the top front wall of the drying box body 1 .

[0029] A display panel 22 is provided at the middle of the left side of the front wall of the drying box body 1 , and a switch 23 is provided at the bottom of the left side of the front wall of the drying box body 1 . The drying box body 1 is turned on or off by turning on or off the switch 23 .

[0030] Universal wheels 16 are arranged at the four corners of the bottom wall of the support frame 15 , and the air pump 17 is located on the upper side between the four sets of universal wheels 16 .

[0031] Working principle: During the process of drying the material, the electric slide 5 is started, and the electric slide 5 works to move the slider 7 and the placement frame 9 upward, so that the placement frame 9 is separated from the electric heating plate 4 and then the cylinder 13 is started. The output end of the cylinder 13 is extended and retracted to drive the tooth plate 11 to move. During the movement of the tooth plate 11, the gear 10 rotates, and the rotating shaft 8 and the placement frame 9 are driven to rotate to turn over the internal materials. At the same time, the support frame 15 and the universal wheel 16 are installed at the bottom of the drying box to reduce the difficulty of moving the drying box and reduce the floor space occupied by the vacuum drying box and the vacuum pump 17.

[0032] Finally, it should be noted that 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. They 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. Therefore, they cannot be understood as limitations on the present invention.

[0033] 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.

[0034] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A uniformly heated electric vacuum drying oven, comprising a drying oven body (1), characterized in that: An automatic flipping mechanism (2) is provided inside the drying box body (1); The automatic flipping mechanism (2) comprises an electric heating plate (4), which is fixedly connected to the middle part of the inner side of the drying box body (1). The middle and upper parts of the left and right walls of the inner side of the drying box body (1) are both provided with electric slides (5). The inner side of the electric slides (5) is slidably connected with a slider (7). The middle part of the slider (7) is penetrated and slidably connected with a limit rod (6). The limit rod (6) is fixedly connected to the middle part of the electric slide (5). The middle part of the side wall where two groups of sliders (7) are close to each other is rotatably connected with a rotating shaft (8). The two groups of rotating shafts (8) are fixedly connected with a placement frame (9) at one end where the two groups of rotating shafts (8) are close to each other. A gear (10) is penetrated and fixedly connected to the outer periphery of the left rotating shaft (8). The upper side of the gear (10) is meshingly connected with a tooth plate (11). The middle part of the left side wall of the tooth plate (11) is fixedly connected with a connecting block (12). The connecting block (12) is fixedly connected to the output end of the cylinder (13).

2. The uniformly heated electric vacuum drying oven according to claim 1, characterized in that: The cylinder (13) is fixedly connected to the middle part of the rear wall of the fixing plate (14), the fixing plate (14) is fixedly connected to the middle upper part of the right wall of the left sliding block (7), and the front side of the drying box body (1) is rotatably connected to a box door (3).

3. The uniformly heated electric vacuum drying oven according to claim 1, characterized in that: A support frame (15) is fixedly connected to the bottom of the drying box body (1), and an air extraction pump (17) is fixedly connected to the middle of the bottom wall of the support frame (15).

4. The uniformly heated electric vacuum drying oven according to claim 3, characterized in that: An exhaust pipe (18) is provided at the output end of the exhaust pump (17), and the output end of the exhaust pipe (18) is fixed to an exhaust port (19), and the exhaust port (19) is provided in the middle of the left side wall of the drying box body (1).

5. The uniformly heated electric vacuum drying oven according to claim 1, characterized in that: A barometer (20) is arranged at the top of the left side of the front wall of the drying box body (1), and a temperature adjustment knob (21) is arranged at the left side of the barometer (20) at the top of the front wall of the drying box body (1).

6. The uniformly heated electric vacuum drying oven according to claim 1, characterized in that: A display panel (22) is provided at the middle of the left side of the front wall of the drying box body (1), and a switch (23) is provided at the bottom of the left side of the front wall of the drying box body (1).

7. The uniformly heated electric vacuum drying oven according to claim 3, characterized in that: Universal wheels (16) are arranged at the four corners of the bottom wall of the support frame (15), and the air pump (17) is located on the upper side between the four sets of universal wheels (16).

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