Vacuum drying oven

Abstract

The utility model relates to a vacuum drying oven which comprises an oven body, a cover plate, a connecting mechanism and a negative pressure generating device, a containing cavity is formed in the oven body, and the cover plate is arranged on the oven body through the connecting mechanism and can cover the containing cavity; the box body is provided with a containing cavity, the negative pressure generating device is arranged on the box body and communicates with the containing cavity, the box body is provided with a plurality of separation mechanisms, each separation mechanism comprises two separation blocks and a separation net, and the two separation blocks are arranged on the two opposite side walls of the containing cavity correspondingly; the two ends of the separation net are connected with the two separation blocks correspondingly. And the two separation blocks and the separation net divide the placement cavity into different placement areas. The application has the effect of widening the application range.

Description

Technical Field

[0001] The present application relates to the technical field of material drying, and in particular to a vacuum drying oven. Background Art

[0002] The vacuum drying oven is specially designed for drying heat-sensitive, easily decomposable and easily oxidizable materials. It can maintain a certain vacuum degree in the working chamber during operation and can be filled with inert gas. In particular, some items with complex ingredients can be dried quickly. An intelligent digital temperature regulator is used for temperature setting, display and control.

[0003] At present, a vacuum drying box includes a box body, a placement cavity is opened on the box body; a rotating shaft is arranged on the box body, a cover plate that covers the placement cavity is fixedly connected to the rotating shaft, and a connection mechanism connected to the box body is arranged at the end of the cover plate away from the rotating shaft; a sealing strip that contacts the cover plate is arranged on the box body; and a negative pressure generating device is arranged on the box body. The material is placed in the placement cavity, and then the operator fixes the cover plate and the box body through the connection mechanism; then the negative pressure generating device is started to maintain a certain vacuum degree in the placement cavity.

[0004] In order to avoid mixing of materials, only one type of material can be placed in the placement chamber; thus, the scope of application is relatively low. Utility Model Content

[0005] In order to improve the scope of application, the present application provides a vacuum drying oven.

[0006] The present application provides a vacuum drying oven, which adopts the following technical solution:

[0007] A vacuum drying box comprises a box body, a cover plate, a connecting mechanism and a negative pressure generating device, wherein a placement cavity is arranged in the box body, the cover plate is arranged on the box body through the connecting mechanism and can cover the placement cavity; the negative pressure generating device is arranged on the box body and communicated with the placement cavity, a plurality of partitioning mechanisms are arranged on the box body, the partitioning mechanisms comprise a partitioning block and a partitioning net, two partitioning blocks are arranged, and the two partitioning blocks are respectively arranged on two opposite side walls of the placement cavity; the two ends of the partitioning net are respectively connected to the two partitioning blocks; the two partitioning blocks and the partitioning net divide the placement cavity into different placement areas.

[0008] By adopting the above technical solution, the placement cavity is divided into different placement areas by the partition net and the partition block, and different materials can be placed in different placement areas for drying; therefore, the provided partition mechanism can improve the scope of application.

[0009] Optionally, a mounting groove is provided on the partition block, and the partition net is slidably disposed in the mounting groove.

[0010] By adopting the above technical solution, as needed, the two ends of an appropriate number of partition nets are slid into the two installation grooves of the two partition blocks, thereby dividing the placement cavity into required placement areas and reducing the need to divide the placement cavity into more placement areas than required.

[0011] Optionally, the dividing block includes a fixed block, an adjusting block and a spring, the fixed block is arranged on the side wall of the placing cavity, the mounting groove is opened on the fixed block, the adjusting block is slidably arranged in the mounting groove, one end of the spring is connected to the fixed block and the other end is connected to the adjusting block; the dividing net contacts the adjusting block when located in the mounting groove.

[0012] By adopting the above technical solution, when installing the partition net, the partition net line contacts the adjustment block, and then the partition net enters the installation groove and squeezes the adjustment block, so that the spring is compressed. The force of the spring restoring elastic deformation will make the adjustment block tend to move toward the partition net, so that the adjustment block is pressed against the partition net. Under the action of the two adjustment blocks, the partition net will be stably in the center position.

[0013] Optionally, a card block is provided on the separation block, and a card slot for engaging with the card block is provided on the side wall of the placement cavity.

[0014] By adopting the above technical solution, the card blocks on the dividing blocks can be connected with the card grooves on the side walls of the placement cavity as needed, and a suitable number of dividing blocks can be installed on the box body as needed, thereby improving the scope of application and reducing the phenomenon that when the placement cavity is divided into a small number of placement areas, more than unused dividing blocks occupy the placement area.

[0015] Optionally, a limiting mechanism is provided on the box body, and the limiting mechanism includes a limiting block and an adjustment component. The limiting block is slidably provided on the box body, and the clamping block is provided with a limiting groove that is clamped with the limiting block; the adjustment component is provided on the box body and connected to the limiting block.

[0016] By adopting the above technical solution, after the card block is engaged with the card slot, the adjustment component drives the limiting block to move in the direction close to the card block, so that the limiting block is engaged with the limiting slot on the card block; the set limiting mechanism can improve the stability of the card block and the card slot, thereby improving the stability of the partition block on the box body.

[0017] Optionally, the adjustment component includes an adjustment shaft, an adjustment gear and an adjustment rack, the adjustment shaft is rotatably arranged on the box body, and the adjustment gear key is connected to the adjustment shaft; the adjustment rack is arranged on the limiting block and meshes with the adjustment gear.

[0018] By adopting the above technical solution, the adjusting shaft is rotated, the adjusting gear on the adjusting shaft drives the adjusting rack to move, and the adjusting rack drives the limiting block to move, so that the limiting block is engaged with the limiting groove on the clamping block; the set adjustment component structure is simple and easy to operate.

[0019] Optionally, a lifting assembly is provided on the cover plate, and the lifting assembly includes a lifting block, a mounting block and a mounting bolt. The mounting blocks are provided at both ends of the lifting block, the mounting blocks abut against the cover plate, and the mounting bolts pass through the mounting blocks and are threadedly connected to the cover plate.

[0020] By adopting the above technical solution, the mounting blocks at both ends of the lifting block are first made to contact the cover plate, and then the mounting bolts are passed through the mounting blocks and threadedly connected to the cover plate; in this way, when the cover plate needs to be opened or closed, the operator only needs to hold the lifting block, which is convenient for operation.

[0021] Optionally, the connection mechanism includes a bolt-type quick clamp and a reinforcement component, the bolt-type quick clamp is arranged on the box body and connected to the cover plate; the reinforcement component is arranged on the cover plate and connected to the box body.

[0022] By adopting the above technical solution, the cover plate is firstly made to contact the box body, and then the bolt-type quick clamp on the side wall of the box body is connected to the cover plate, and then the reinforcement component on the cover plate is connected to the box body; the provided connection mechanism can improve the stability of the connection between the cover plate and the box body and has a simple structure and is easy to operate.

[0023] Optionally, the reinforcement assembly includes a first connecting block, a second connecting block, a reinforcement screw and a knob, the first connecting block is fixedly arranged on the box body and has a first threaded hole, the second connecting block is fixedly arranged on the cover plate and has a second threaded hole, both the first threaded hole and the second threaded hole can be threadedly connected to the reinforcement screw, and the knob is arranged on the reinforcement screw.

[0024] By adopting the above technical solution, the door bolt-type quick clamp on the side wall of the box is connected to the cover plate and the knob is rotated, and the knob drives the reinforcement screw to rotate. Because the reinforcement screw is threadedly connected to the second threaded hole on the second connecting block, when the knob is rotated, the reinforcement screw will move in the direction close to the first connecting block, so that the end of the reinforcement screw away from the knob is threadedly connected to the first threaded hole on the first connecting block, thereby fixing the first connecting block and the second connecting block.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. Therefore, the separation mechanism provided can improve the scope of application;

[0027] 2. The provided connection mechanism can improve the stability of the connection between the cover plate and the box body and has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the structure of the vacuum drying oven in Example 1 of the present application;

[0029] Figure 2 This is a schematic diagram of the structure of the lifting assembly in Example 1 of the present application;

[0030] Figure 3 This is a schematic diagram of the structure of the partition block in Example 2 of the present application.

[0031] Figure numerals: 1. Box body; 11. Placement cavity; 2. Cover plate; 3. Connection mechanism; 31. Bolt-type quick clamp; 321. First connection block; 322. Second connection block; 323. Reinforcement screw; 324. Knob; 4. Partitioning mechanism; 41. Partitioning block; 411. Fixing block; 4111. Mounting groove; 412. Adjustment block; 413. Spring; 42. Partitioning net; 5. Block; 6. Limiting mechanism; 61. Limiting block; 62. Adjustment assembly; 621. Adjustment shaft; 622. Adjustment gear; 623. Adjustment rack; 7. Lifting assembly; 71. Lifting block; 72. Mounting block. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-3 This application is described in further detail.

[0033] The embodiment of the present application discloses a vacuum drying oven.

[0034] Example 1

[0035] refer to Figure 1 A vacuum drying box comprises a box body 1, on which a placement cavity 11 is opened; a rotating shaft is arranged on the box body 1, on which a cover plate 2 covering the placement cavity 11 is fixedly connected, and a connecting mechanism 3 connected to the box body 1 is arranged at one end of the cover plate 2 away from the rotating shaft; a sealing strip abutting against the cover plate 2 is arranged on the box body 1; and a negative pressure generating device is arranged on the box body 1.

[0036] In this embodiment, the vacuum generating device is a vacuum generator, which is disposed on the box body 1 and communicated with the placement cavity 11 .

[0037] refer to Figure 1 and Figure 2The connection mechanism 3 includes a bolt-type quick clamp 31 fixedly connected to the side wall of the box body 1, and the bolt-type quick clamp 31 is connected to the end of the cover plate 2 away from the rotation axis. The cover plate 2 is provided with a reinforcement component connected to the box body 1, and the reinforcement component includes a second connection block 322 fixedly connected to the end of the cover plate 2 away from the rotation axis, and a second threaded hole is provided on the second connection block 322, and a reinforcement screw 323 is threadedly connected in the second threaded hole, and a knob 324 is fixedly connected to the reinforcement screw 323; a first connection block 321 is fixedly connected to the outer wall of the box body 1, and a first threaded hole is provided on the first connection block 321, and a first threaded hole threadedly connected to the reinforcement screw 323 is provided on the first connection block 321.

[0038] The cover plate 2 is rotated so that the end of the cover plate 2 away from the rotating shaft contacts the box body 1 and the sealing strip, and the second connecting block 322 contacts the first connecting block 321. Then the bolt-type quick clamp 31 on the side wall of the box body 1 is connected to the cover plate 2; the knob 324 is rotated again, and the knob 324 drives the reinforcing screw 323 to rotate. Because the reinforcing screw 323 is threadedly connected to the second threaded hole on the second connecting block 322, when the knob 324 is rotated, the reinforcing screw 323 will move toward the direction close to the first connecting block 321, so that the end of the reinforcing screw 323 away from the knob 324 is threadedly connected to the first threaded hole on the first connecting block 321, so that the first connecting block 321 and the second connecting block 322 are fixed.

[0039] refer to Figure 1 and Figure 2 A lifting assembly 7 is provided on one side of the cover plate 2 away from the box body 1 and at one end away from the rotating shaft. The lifting assembly 7 includes a lifting block 71. Both ends of the lifting block 71 are fixedly connected with mounting blocks 72. The mounting block 72 abuts against the cover plate 2. The mounting block 72 is provided with a mounting bolt that passes through the mounting block 72 and is threadedly connected to the cover plate 2.

[0040] First, the mounting blocks 72 at both ends of the lifting block 71 are made to contact the cover plate 2, and then the mounting bolts are passed through the mounting blocks 72 and threadedly connected to the cover plate 2; in this way, when the cover plate 2 needs to be opened or closed, the operator only needs to hold the lifting block 71.

[0041] refer to Figure 1 Three partition mechanisms 4 are arranged in the box body 1, and each of the three partition mechanisms 4 includes two partition blocks 41, and the two partition blocks 41 are respectively fixedly arranged on the two opposite side walls of the placement cavity 11; mounting grooves 4111 are opened on the side walls of the two partition blocks 41 close to each other; a partition net 42 is arranged between the two partition blocks 41, and the two ends of the partition net 42 are respectively slidably arranged in the mounting grooves 4111 of the two partition blocks 41.

[0042] As required, select one, two or three partition nets 42, and then slide the two ends of the partition net 42 into the mounting grooves 4111 of the two partition blocks 41 in the same partition mechanism 4; in this way, the partition net 42 will divide the placement cavity 11 into different placement areas.

[0043] The implementation principle of the embodiment 1 of the present application is as follows: first, a suitable number of partition nets 42 are installed in the installation groove 4111 of the partition block 41, so that the placement chamber 11 forms the required placement area, and then the materials are placed in different placement areas; the operator holds the lifting block 71 and rotates the lifting block 71, and the lifting block 71 drives the cover plate 2 to rotate around the rotation axis, so that the end of the cover plate 2 away from the rotation axis touches the box body 1 and is tight against the sealing strip; then the bolt-type quick clamp 31 on the side wall of the box body 1 is connected to the cover plate 2; then the knob 324 is rotated, and the knob 324 drives the reinforcing screw 323 to rotate, and the end of the reinforcing screw 323 away from the knob 324 is threadedly connected to the first threaded hole on the first connecting block 321, so as to fix the first connecting block 321 and the second connecting block 322; finally, the cover plate 2 is fixed to the box body 1. Then the vacuum generator is started to keep a certain vacuum degree in the different placement areas formed by the placement chamber 11.

[0044] Example 2

[0045] refer to Figure 3 , which is different from Example 1, is that the partition block 41 includes a fixed block 411, a mounting groove 4111 is opened on the fixed block 411, an adjustment block 412 is slidably connected in the mounting groove 4111 of the fixed block 411, a spring 413 is fixedly connected to the adjustment block 412, and one end of the spring 413 away from the adjustment block 412 is fixedly connected to the bottom wall of the mounting groove 4111; a chamfer is opened on the end of the chamfer away from the spring 413.

[0046] When installing the partition net 42, the partition net 42 line contacts the chamfer on the adjustment block 412, and then the partition net 42 enters the installation groove 4111 and squeezes the adjustment block 412, so that the spring 413 is compressed, and the force of the spring 413 to restore the elastic deformation will make the adjustment block 412 have a tendency to move toward the partition net 42, so that the adjustment block 412 is pressed against the partition net 42, and under the action of the two adjustment blocks 412 of the two partition blocks 41, the partition net 42 will be stably in the center position.

[0047] refer to Figure 3 The end of the fixed block 411 away from the adjustment block 412 is fixedly connected with the card block 5, the side wall of the placement cavity 11 is provided with a card slot connected with the card block 5, and the card block 5 located in the card slot is provided with a limiting groove. A cavity connected with the card slot is provided in the box body 1.

[0048] The box body 1 is provided with a limiting mechanism 6, which includes a limiting block 61 slidably connected in the cavity, and the limiting block 61 is engaged with the card slot on the card block 5. The box body 1 is provided with an adjustment component 62, which includes an adjustment shaft 621 rotatably connected to the box body 1, one end of the adjustment shaft 621 is located in the cavity, and an adjustment gear 622 is keyed to the adjustment shaft 621 located in the cavity; an adjustment rack 623 meshing with the adjustment gear 622 is fixedly connected to the limiting block 61 located in the cavity.

[0049] The implementation principle of Example 2 of the present application is as follows: according to needs, a suitable number of partition mechanisms 4 are selected and installed in the placement cavity 11. When installing the partition mechanisms 4, the partition blocks 41 in the same partition mechanism 4 are first installed on the side wall of the placement cavity 11. The installation action is to first engage the clamping block 5 on the fixed block 411 with the clamping groove on the side wall of the placement cavity 11, and make the fixed block 411 contact the side wall of the placement cavity 11; then rotate the adjusting shaft 621, the adjusting shaft 621 drives the adjusting gear 622 to rotate, the adjusting gear 622 drives the adjusting rack 623 to move, and the adjusting rack 623 drives the limiting block 61 to move in the direction close to the clamping block 5, and makes the limiting block 61 engage with the limiting groove on the clamping block 5.

[0050] Then, the partition net 42 is installed in the installation groove 4111 of the fixing block 411 , and the adjustment block 412 is pressed against the partition net 42 .

[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A vacuum drying oven, comprising a box body (1), a cover plate (2), a connecting mechanism (3) and a negative pressure generating device, wherein a placement cavity (11) is arranged in the box body (1), the cover plate (2) is arranged on the box body (1) through the connecting mechanism (3) and can cover the placement cavity (11); the negative pressure generating device is arranged on the box body (1) and communicated with the placement cavity (11), characterized in that: The box body (1) is provided with a plurality of partition mechanisms (4), the partition mechanisms (4) comprising a partition block (41) and a partition net (42), two partition blocks (41) are provided, and the two partition blocks (41) are respectively provided on two opposite side walls of the placement cavity (11); the two ends of the partition net (42) are respectively connected to the two partition blocks (41); the two partition blocks (41) and the partition net (42) divide the placement cavity (11) into different placement areas.

2. A vacuum drying oven according to claim 1, characterized in that: The partition block (41) is provided with a mounting groove (4111), and the partition net (42) is slidably disposed in the mounting groove (4111).

3. A vacuum drying oven according to claim 2, characterized in that: The partition block (41) comprises a fixed block (411), an adjustment block (412) and a spring (413); the fixed block (411) is arranged on the side wall of the placement cavity (11); the mounting groove (4111) is opened on the fixed block (411); the adjustment block (412) is slidably arranged in the mounting groove (4111); one end of the spring (413) is connected to the fixed block (411) and the other end is connected to the adjustment block (412); when the partition net (42) is located in the mounting groove (4111), it contacts the adjustment block (412).

4. A vacuum drying oven according to claim 2, characterized in that: A clamping block (5) is provided on the partition block (41), and a clamping groove for clamping with the clamping block (5) is provided on the side wall of the placement cavity (11).

5. A vacuum drying oven according to claim 4, characterized in that: The box body (1) is provided with a limiting mechanism (6), the limiting mechanism (6) comprising a limiting block (61) and an adjusting component (62); the limiting block (61) is slidably arranged on the box body (1); the clamping block (5) is provided with a limiting groove clamped with the limiting block (61); the adjusting component (62) is arranged on the box body (1) and connected to the limiting block (61).

6. A vacuum drying oven according to claim 5, characterized in that: The adjustment assembly (62) comprises an adjustment shaft (621), an adjustment gear (622) and an adjustment rack (623); the adjustment shaft (621) is rotatably arranged on the box body (1); the adjustment gear (622) is key-connected to the adjustment shaft (621); and the adjustment rack (623) is arranged on the limiting block (61) and meshes with the adjustment gear (622).

7. A vacuum drying oven according to claim 1, characterized in that: The cover plate (2) is provided with a lifting assembly (7), and the lifting assembly (7) comprises a lifting block (71), a mounting block (72) and a mounting bolt. The mounting blocks (72) are provided at both ends of the lifting block (71), the mounting blocks (72) abut against the cover plate (2), and the mounting bolts pass through the mounting blocks (72) and are threadedly connected to the cover plate (2).

8. A vacuum drying oven according to claim 1, characterized in that: The connection mechanism (3) comprises a bolt-type quick clamp (31) and a reinforcement component; the bolt-type quick clamp (31) is arranged on the box body (1) and connected to the cover plate (2); and the reinforcement component is arranged on the cover plate (2) and connected to the box body (1).

9. A vacuum drying oven according to claim 8, characterized in that: The reinforcement assembly comprises a first connection block (321), a second connection block (322), a reinforcement screw rod (323) and a knob (324); the first connection block (321) is fixedly arranged on the box body (1) and is provided with a first threaded hole. The second connection block (322) is fixedly arranged on the cover plate (2) and is provided with a second threaded hole. The first threaded hole and the second threaded hole can both be threadedly connected to the reinforcing screw rod (323). The knob (324) is arranged on the reinforcing screw rod (323).

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