Double-door type vacuum drying oven

Abstract

The utility model relates to the technical field of vacuum drying boxes, and discloses a double-door type vacuum drying box which comprises a box body, a hollow block is fixedly connected to the inner wall of the box body, a fixing sleeve is slidably connected to the upper surface of the hollow block, a placing plate is fixedly connected to the upper surface of the fixing sleeve, and a push plate is slidably connected to the interior of the hollow block. The outer wall of the push plate is fixedly connected with a spring piece, the outer wall of the rear side of the push plate is fixedly connected with a first spring, the outer wall of the rear side of the first spring is fixedly connected to the inner wall of the hollow block, an opening and closing assembly is arranged on the inner wall of the box body, and the opening and closing assembly is used for opening and closing the second door plate. According to the device, the push plate is not limited by pressing the spring piece any more, the push plate is driven to move forwards under the springback of the first spring, the fixing frame and the transmission rod are driven to slide downwards, the rotating plate is driven to rotate backwards under the limiting of the fixing rod, and the fixing sleeve is not limited any more, so that the effects that the placing plate is rapidly mounted and dismounted, and the placing plate is convenient to clean or replace are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum drying ovens, in particular to a double-door vacuum drying oven. Background Art

[0002] A vacuum drying oven is a laboratory device that accelerates the drying process of substances by reducing the internal air pressure. Due to the low evaporation temperature under vacuum, vacuum drying ovens are particularly suitable for drying temperature-sensitive, volatile or easily oxidized substances, such as medicines, chemical reagents, biological samples, etc. In order to improve the convenience of operation and work efficiency, a double-door vacuum drying oven is required.

[0003] A double-door vacuum drying oven is a laboratory device designed with two doors that efficiently dries items in a vacuum environment. Traditionally, the placement plate inside the drying oven is usually installed and removed with screws, a cumbersome process that affects the use of the placement plate. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a double-door vacuum drying oven, which aims to improve the problem that the vacuum drying oven lacks quick installation and disassembly of the placement plate when in use.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] The cam is fixedly provided with a top board, and the top board is fixed with the top board of the said hollow block, and the upper surface of the said hollow block is slidably connected to the said fixing sleeve, and the upper surface of the said fixing sleeve is fixedly connected to the placing plate, and the said hollow block is slidably connected to the said pushing plate. The outer wall of the said pushing plate is fixedly connected to the said pushing plate by a spring sheet. The rear outer wall of the said pushing plate is fixedly connected to the said spring sheet. The rear outer wall of the said spring sheet is fixedly connected to the inner wall of the said hollow block

[0007] Preferably, the opening and closing assembly includes a hinge, the rear outer wall of the hinge is fixedly connected to the inner wall of the box, the front outer wall of the hinge is fixedly connected to the second door panel, and the rear outer wall of the second door panel is fixedly connected to a sealing strip.

[0008] Preferably, a vacuum pump is fixedly connected to the inside of the box, the outer wall of the spring sheet is slidably connected to the inner wall of the hollow block, the outer wall of the transmission rod is slidably connected to the inside of the hollow block, the outer wall of the fixed frame is slidably connected to the inner wall of the hollow block, the outer wall of the rotating plate is arranged inside the hollow block, both ends of the fixing rod are fixedly connected to the inner wall of the hollow block, and a door panel is provided on the front outer wall of the box.

[0009] Preferably, the rear outer wall of the second door panel is arranged on the front outer wall of the box body, the outer wall of the sealing strip is slidably connected to the inner wall of the box body, and the right outer wall of the second door panel is arranged on the left outer wall of the first door panel.

[0010] Preferably, the front outer wall of the door panel 2 is fixedly connected to the slide rail 1, the outer wall of the slide rail 1 is slidably connected to the L-shaped plate, the right outer wall of the L-shaped plate is fixedly connected to the connecting plate, and the inner wall of the connecting plate is slidably connected to the outer wall of the slide rail 1.

[0011] Preferably, the right outer wall of the connecting plate is fixedly connected to spring 2, the right outer wall of spring 2 is fixedly connected to the outer wall of door panel 2, and the front outer wall of the connecting plate is rotatably connected to a movable plate.

[0012] Preferably, the movable plate is rotatably connected to a slider inside, the inner wall of the slider is slidably connected to a second slide rail, and the rear outer wall of the second slide rail is fixedly connected to the front outer wall of the second door panel.

[0013] Preferably, the upper surface of the slider is fixedly connected to a sliding rod, the outer wall of the sliding rod is slidably connected to the inside of door panel 2, the upper outer wall of the sliding rod is slidably connected to a limiting block, and the rear outer wall of the limiting block is fixedly connected to the front outer wall of the box body.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, by pressing the spring sheet, the push plate is no longer restricted. Under the rebound of spring 1, the push plate is driven to move forward and no longer restricts the transmission rod. Under the tension of the tension spring, the fixed frame and the transmission rod are driven to slide downward, and the rotating plate is driven to rotate backward under the limit of the fixed rod and no longer restricts the fixing sleeve, so as to achieve the effect of quickly installing and removing the placement plate, and facilitating the cleaning or replacement of the placement plate.

[0016] 2. In the utility model, by pushing the slide rail 1, the L-shaped plate is driven to slide to the right, and the movable plate is driven to rotate downward. The movable plate drives the slider to slide downward on the outer wall of the slide rail 2. The slide rail 2 slides out of the inner wall of the limit block and no longer restricts the door panel 2. Under the action of the hinge, the door panel 2 and the door panel 1 are pulled apart to achieve the effect of rapid opening and closing of the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1A three-dimensional diagram of the double-door vacuum drying oven proposed in the present invention;

[0018] Figure 2 This is a schematic diagram of the partial structure of the placement plate of the double-door vacuum drying oven proposed in the utility model;

[0019] Figure 3 This is a schematic cross-sectional view of the internal structure of the hollow block of the double-door vacuum drying oven proposed in the present invention;

[0020] Figure 4 This is a schematic diagram of the local structure of the sliding rod of the double-door vacuum drying oven proposed by the utility model.

[0021] Legend:

[0022] 1. Box body; 2. Hollow block; 3. Fixed sleeve; 4. Placement plate; 5. Push plate; 6. Spring 1; 7. Spring leaf; 8. Transmission rod; 9. Fixed frame; 10. Tension spring; 11. Rotating plate; 12. Fixed rod; 13. Vacuum pump; 14. Door panel 1; 15. Hinge; 16. Door panel 2; 17. Sealing strip; 18. Slide rail 1; 19. L-shaped plate; 20. Connecting plate; 21. Spring 2; 22. Moving plate; 23. Slider; 24. Slide rail 2; 25. Slide rod; 26. Limit block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Reference Figure 1-Figure 3The utility model provides an embodiment of a double-door vacuum drying oven, comprising a box body 1, the inner wall of the box body 1 is fixedly connected to a hollow block 2, the upper surface of the hollow block 2 is slidably connected to a fixed sleeve 3, the upper surface of the fixed sleeve 3 is fixedly connected to a placement plate 4, the inside of the hollow block 2 is slidably connected to a push plate 5, the outer wall of the push plate 5 is fixedly connected to a spring sheet 7, the rear outer wall of the push plate 5 is fixedly connected to a spring 6, the rear outer wall of the spring 6 is fixedly connected to the inner wall of the hollow block 2, the upper surface of the push plate 5 is slidably connected to a transmission rod 8, the upper surface of the transmission rod 8 is fixedly connected to a fixed frame 9, the inner top of the fixed frame 9 The wall is fixedly connected with a tension spring 10, the lower outer wall of the tension spring 10 is fixedly connected to the inner wall of the hollow block 2, the outer walls on both sides of the tension spring 10 are rotatably connected to a rotating plate 11, the interior of the rotating plate 11 is slidably connected to a fixed rod 12, the upper outer wall of the rotating plate 11 is slidably connected to the inner wall of the fixed sleeve 3, and the inner wall of the box body 1 is provided with an opening and closing assembly, which is used to open and close the door panel 2 16; the opening and closing assembly includes a hinge 15, the rear outer wall of the hinge 15 is fixedly connected to the inner wall of the box body 1, the front outer wall of the hinge 15 is fixedly connected to the door panel 2 16, and the rear outer wall of the door panel 2 16 is fixedly connected to a sealing strip 17;

[0025] Specifically, when the placement plate 4 needs to be installed, the fixing sleeve 3 and the placement plate 4 are moved downward within the range of the hollow block 2, so that the fixing sleeve 3 is fitted with the hollow block 2, and the push plate 5 is pushed to drive the spring sheet 7 to move backward, driving the transmission rod 8 and the fixing frame 9 to slide upward, and under the limit of the fixing rod 12, the rotating plate 11 is driven to move upward and rotate forward at the same time to limit the fixing sleeve 3. When the spring sheet 7 moves backward to the lower opening of the hollow block 2, the spring sheet 7 is limited, thereby achieving the effect of quickly installing the placement plate 4, and the hollow block 2 and the push plate 5 are connected by the spring 16, and the tension spring 10 achieves the range limitation effect on the fixing frame 9.

[0026] Reference Figure 1-Figure 3 , the interior of the box body 1 is fixedly connected to a vacuum pump 13, the outer wall of the spring sheet 7 is slidably connected to the inner wall of the hollow block 2, the outer wall of the transmission rod 8 is slidably connected to the inside of the hollow block 2, the outer wall of the fixed frame 9 is slidably connected to the inner wall of the hollow block 2, the outer wall of the rotating plate 11 is arranged inside the hollow block 2, both ends of the fixing rod 12 are fixedly connected to the inner wall of the hollow block 2, and a door panel 14 is provided on the front outer wall of the box body 1;

[0027] Specifically, the vacuum pump 13 is used to evacuate the air inside the box body 1 so that the inside of the box body 1 is in a low-pressure state. A groove is provided on the lower side of the hollow block 2 to limit the spring sheet 7. The sliding of the transmission rod 8 inside the hollow block 2 achieves the effect of offset limitation. The sliding of the fixing frame 9 by the inner wall of the hollow block 2 achieves the effect of offset limitation. The fixing rod 12 achieves the effect of limiting the rotating plate 11.

[0028] Reference Figure 1 、 Figure 2 and Figure 4 The rear outer wall of the door panel 2 16 is set on the front outer wall of the box body 1, the outer wall of the sealing strip 17 is slidably connected to the inner wall of the box body 1, and the right outer wall of the door panel 2 16 is set on the left outer wall of the door panel 1 14; the front outer wall of the door panel 2 16 is fixedly connected to the slide rail 18, the outer wall of the slide rail 18 is slidably connected to the L-shaped plate 19, the right outer wall of the L-shaped plate 19 is fixedly connected to the connecting plate 20, and the inner wall of the connecting plate 20 is slidably connected to the outer wall of the slide rail 18; the right outer wall of the connecting plate 20 is fixedly connected to the spring 21, and the right outer wall of the spring 21 The wall is fixedly connected to the outer wall of the second door panel 16, and the front outer wall of the connecting plate 20 is rotatably connected to the movable plate 22; the interior of the movable plate 22 is rotatably connected to the slider 23, the inner wall of the slider 23 is slidably connected to the second slide rail 24, and the rear outer wall of the second slide rail 24 is fixedly connected to the front outer wall of the second door panel 16; the upper surface of the slider 23 is fixedly connected to the sliding rod 25, the outer wall of the sliding rod 25 is slidably connected to the inside of the second door panel 16, the upper outer wall of the sliding rod 25 is slidably connected to the limiting block 26, and the rear outer wall of the limiting block 26 is fixedly connected to the front outer wall of the box body 1;

[0029] Specifically, the box body 1 is sealed by fitting the door panel 2 16 with the box body 1 and sliding the sealing strip 17 on the inner wall of the box body 1. The support effect is achieved by the sliding of the L-shaped plate 19 and the connecting plate 20 by the slide rail 18. The door panel 2 16 and the connecting plate 20 are connected by the spring 21. The slider 23 and the connecting plate 20 are connected by the movable plate 22. The offset limitation effect is achieved by sliding the slide rod 25 inside the door panel 2 16. The offset limitation effect is achieved by sliding the slider 23 by the slide rail 24.

[0030] Working principle: When using the drying box, by pushing the L-shaped plate 19, the connecting plate 20 is driven to slide to the right on the outer wall of the slide rail 18, the spring 21 is squeezed, and the movable plate 22 is driven to rotate downward through the connecting plate 20, and the slider 23 is driven to slide downward on the outer wall of the slide rail 24, so that the slide bar 25 slides downward and slides out of the inner wall of the limit block 26, no longer restricting the door panel 2 16. Under the action of the hinge 15, the door panel 2 16 and the handle of the door panel 1 14 are pulled to both sides to achieve the effect of quickly opening the box body 1. When it is necessary to clean or replace the placement plate 4 inside the box body 1, the spring sheet 7 is pressed to slide the spring sheet 7 upward and out of the hollow block 2. The square opening no longer restricts the push plate 5. Under the action of the spring 16, the push plate 5 is driven to move forward and no longer restricts the transmission rod 8. Under the action of the tension spring 10, the fixing frame 9 and the transmission rod 8 are driven to slide downward. Under the limit of the fixing rod 12, the fixing rod 12 is driven to move downward and rotate backward, no longer restricting the fixing sleeve 3, so as to achieve the effect of quickly disassembling the fixing sleeve 3 and the placement plate 4. During use, the drying box not only has the quick installation and disassembly of the placement plate 4, but also is convenient for cleaning or replacing the placement plate 4, thereby ensuring the sanitary environment of the drying box during long-term operation, but also has the function of realizing rapid opening and closing of the box body 1, and at the same time improving the sealing effect of the box body 1 under the action of the sealing strip 17.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A double-door vacuum drying oven, comprising a box body (1), characterized in that: The inner wall of the box body (1) is fixedly connected to a hollow block (2), the upper surface of the hollow block (2) is slidably connected to a fixed sleeve (3), the upper surface of the fixed sleeve (3) is fixedly connected to a placement plate (4), the interior of the hollow block (2) is slidably connected to a push plate (5), the outer wall of the push plate (5) is fixedly connected to a spring sheet (7), the rear outer wall of the push plate (5) is fixedly connected to a spring 1 (6), the rear outer wall of the spring 1 (6) is fixedly connected to the inner wall of the hollow block (2), the upper surface of the push plate (5) is slidably connected to a transmission rod (8), the The upper surface of the transmission rod (8) is fixedly connected to a fixing frame (9), the inner top wall of the fixing frame (9) is fixedly connected to a tension spring (10), the lower outer wall of the tension spring (10) is fixedly connected to the inner wall of the hollow block (2), the outer walls on both sides of the tension spring (10) are rotatably connected to a rotating plate (11), the interior of the rotating plate (11) is slidably connected to a fixed rod (12), the upper outer wall of the rotating plate (11) is slidably connected to the inner wall of the fixing sleeve (3), and the inner wall of the box body (1) is provided with an opening and closing component, which is used for opening and closing the second door panel (16).

2. The double-door vacuum drying oven according to claim 1, characterized in that: The opening and closing assembly comprises a hinge (15), the rear outer wall of the hinge (15) is fixedly connected to the inner wall of the box body (1), the front outer wall of the hinge (15) is fixedly connected to the second door panel (16), and the rear outer wall of the second door panel (16) is fixedly connected to a sealing strip (17).

3. The double-door vacuum drying oven according to claim 1, characterized in that: The interior of the box body (1) is fixedly connected to a vacuum pump (13), the outer wall of the spring sheet (7) is slidably connected to the inner wall of the hollow block (2), the outer wall of the transmission rod (8) is slidably connected to the interior of the hollow block (2), the outer wall of the fixing frame (9) is slidably connected to the inner wall of the hollow block (2), the outer wall of the rotating plate (11) is arranged inside the hollow block (2), both ends of the fixing rod (12) are fixedly connected to the inner wall of the hollow block (2), and the front outer wall of the box body (1) is provided with a door panel (14).

4. The double-door vacuum drying oven according to claim 2, characterized in that: The rear outer wall of the second door panel (16) is arranged on the front outer wall of the box body (1), the outer wall of the sealing strip (17) is slidably connected to the inner wall of the box body (1), and the right outer wall of the second door panel (16) is arranged on the left outer wall of the first door panel (14).

5. The double-door vacuum drying oven according to claim 2, characterized in that: The front outer wall of the door panel 2 (16) is fixedly connected to the slide rail 1 (18), the outer wall of the slide rail 1 (18) is slidably connected to the L-shaped plate (19), the right outer wall of the L-shaped plate (19) is fixedly connected to the connecting plate (20), and the inner wall of the connecting plate (20) is slidably connected to the outer wall of the slide rail 1 (18).

6. The double-door vacuum drying oven according to claim 5, characterized in that: The right outer wall of the connecting plate (20) is fixedly connected to a second spring (21), the right outer wall of the second spring (21) is fixedly connected to the outer wall of the second door panel (16), and the front outer wall of the connecting plate (20) is rotatably connected to a movable plate (22).

7. The double-door vacuum drying oven according to claim 6, characterized in that: The movable plate (22) is internally rotatably connected to a slider (23), the inner wall of the slider (23) is slidably connected to a second slide rail (24), and the rear outer wall of the second slide rail (24) is fixedly connected to the front outer wall of the second door panel (16).

8. The double-door vacuum drying oven according to claim 7, characterized in that: The upper surface of the slider (23) is fixedly connected to a slide rod (25), the outer wall of the slide rod (25) is slidably connected to the inside of the second door panel (16), the upper outer wall of the slide rod (25) is slidably connected to a limit block (26), and the rear outer wall of the limit block (26) is fixedly connected to the front outer wall of the box body (1).

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