Multifunctional freeze dryer

Abstract

The utility model discloses a multifunctional freeze dryer, which belongs to the technical field of freeze dryers and comprises a shell, a plurality of radiating holes are arranged on the shell, a drain pipe is arranged on the lower side of one end of the shell, a vacuum pump connector is arranged on the upper side of the drain pipe, a control screen is arranged on the upper side of the front end of the shell, and a pedestal is arranged at the upper end of the shell. By arranging the adjusting assembly, the pulling plate is pulled to drive the sliding rod to slide in the vertical plate at the lower end of the adjusting plate, the spring is compressed, and then the adjusting plate can be pushed to slide on the fixing rod at the lower end of the top plate; and after the adjusting plate moves to a proper position, the pulling plate is loosened, a spring elastically stretches to push one end of a sliding rod to enter a corresponding clamping hole in a fixing rod, the effect of limiting and fixing the adjusting plate is achieved, the adjusting speed of the adjusting plate is higher by arranging an adjusting assembly, and convenience is higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of freeze drying machines, and in particular relates to a multifunctional freeze drying machine. Background Art

[0002] Freeze dryer is also called freeze dryer. Freeze dryer is a cold drying device that freezes water-containing substances into a solid state first, and then sublimates the water in it from a solid state into a gaseous state to remove the water and preserve the substance.

[0003] Chinese patent application No. 2019224159997 discloses a multifunctional freeze dryer, including a shell, a vacuum pump interface is fixedly installed at the top position of one side of the shell, a heat dissipation hole is opened at the bottom position of the front surface of the shell, a drain pipe is fixedly connected to the bottom position of one side of the shell, a pedestal is fixedly installed at the center position of the top of the shell, a sealing rubber pad is fixedly connected to the top of the pedestal, a vacuum cover is placed on the top of the sealing rubber pad, a placement rack is provided on the top of the sealing rubber pad inside the vacuum cover, a sealing mechanism is provided between the sealing rubber pad and the vacuum cover, the placement rack is composed of a screw, a top plate, a handle, an adjustment plate and a nut, and the screw is fixedly installed at the bottom of the top plate. The multifunctional freeze dryer described in the utility model has the function of space adjustment, which is convenient for various sizes of dried objects, and also has excellent sealing effect and higher practicality.

[0004] The above-mentioned patent discloses that the spacing between adjacent adjustment plates is adjusted according to the needs, and the nut needs to be rotated on the screw rod. The adjustment speed of the adjustment plate is slow and the convenience is low. At the same time, the original device cannot seal the operating screen when not in use, and dust is easily accumulated on the surface of the operating screen when the device is not in use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a multifunctional freeze dryer, which has the characteristics of fast speed adjustment of the adjustment plate and high convenience.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional freeze dryer, comprising a shell, a plurality of heat dissipation holes are arranged on the shell, a drain pipe is arranged on the lower side of one end of the shell, a vacuum pump interface is arranged on the upper side of the drain pipe, a control screen is arranged on the upper side of the front end of the shell, a pedestal is arranged on the upper end of the shell, a sealing rubber pad is arranged on the upper end of the pedestal, a vacuum cover is arranged on the upper end of the sealing rubber pad, a top plate is arranged on the upper end of the vacuum cover, a handle is arranged at the middle position of the upper end of the top plate, a plurality of adjustment plates are arranged on the lower side of the top plate, and the adjustment plate and the top plate are connected by an adjustment assembly.

[0007] Preferably, the adjustment component includes a vertical plate, a pull plate, a fixed rod, a clamping hole, a sliding rod, a limit plate, a spring and a limit assembly, wherein a fixed rod is provided on one side of the lower end of the top plate, a vertical plate is provided on one side of the lower end of the adjustment plate at a position corresponding to the fixed rod, a pull plate is provided at one end of the vertical plate, a sliding rod is provided at one end of the pull plate, a limit plate is provided on one side of the surface of the sliding rod, a spring is provided on the outside of the sliding rod between the limit plate and the vertical plate, a plurality of clamping holes corresponding to the sliding rod are provided in the fixed rod, and a limit assembly is provided at the lower end of the vertical plate.

[0008] Preferably, the limiting assembly includes magnet block 2, a fixed plate, a rotating shaft, magnet block 1 and a baffle, wherein a fixed plate is provided at the lower end of the vertical plate, a rotating shaft is provided at one end of the fixed plate, a baffle is provided at the other end of the rotating shaft, magnet block 1 is provided at one end of the baffle, and magnet block 2 is provided at a position at one end of the pull plate corresponding to magnet block 1.

[0009] Preferably, the rotating shaft is connected to the fixed plate via a damping rotation, and sliding holes corresponding to the sliding rod and the fixed rod are respectively provided in the vertical plate and the adjusting plate.

[0010] Preferably, a fixing frame is provided at a position corresponding to the control screen on the upper side of the front end of the shell, a sealing plate is provided in the fixing frame, a pull ring is provided at one end of the sealing plate, a protrusion is provided on one side of both ends of the sealing plate, and a slide groove corresponding to the protrusion is provided in the fixing frame.

[0011] Preferably, the surface of the pull ring is bonded to the sponge pad by glue, the side of the protrusion is in close contact with the inner wall of the slide groove, and the protrusion and the sealing plate are welded into an integrated structure.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets an adjustment component. The pull plate is pulled to drive the slide bar to slide in the vertical plate at the lower end of the adjustment plate. The spring is compressed, and then the adjustment plate can be pushed to slide on the fixed rod at the lower end of the top plate. After the adjustment plate moves to a suitable position, the pull plate is released, and the spring is extended to push one end of the slide bar into the corresponding card hole in the fixed rod, so as to achieve the effect of limiting and fixing the adjustment plate. By setting the adjustment component, the adjustment speed of the adjustment plate is faster and more convenient.

[0014] 2. The utility model provides a sealing plate. When the control screen is not in use, the sealing plate is pushed to move in the fixed frame. The protrusions at both ends of the sealing plate move in the slide grooves of the fixed frame. The sealing plate seals the control screen. The control screen needs to be opened by pulling the sealing plate through a pull ring. By providing the sealing plate, the control screen can be sealed and protected when the device is not in use to prevent dust from accumulating on the surface of the control screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2This is a three-dimensional diagram of the top plate of the utility model when it is installed;

[0017] Figure 3 This is a three-dimensional diagram of the limit assembly of the utility model;

[0018] Figure 4 This is a three-dimensional diagram of the fixed frame of the utility model;

[0019] In the figure: 1. vacuum cover; 2. adjustment component; 21. vertical plate; 22. pull plate; 23. fixed rod; 24. clamping hole; 25. slide bar; 26. limit plate; 27. spring; 28. limit component; 281. magnet block 2; 282. fixed plate; 283. rotating shaft; 284. magnet block 1; 285. baffle; 3. handle; 4. top plate; 5. sealing rubber pad; 6. pedestal; 7. vacuum pump interface; 8. drain pipe; 9. heat dissipation hole; 10. control screen; 11. fixed frame; 12. sealing plate; 13. pull ring; 14. bump; 15. slide groove; 16. adjustment plate; 17. shell. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a multifunctional freeze dryer, comprising a shell 17, a plurality of heat dissipation holes 9 are arranged on the shell 17, a drain pipe 8 is arranged on the lower side of one end of the shell 17, a vacuum pump interface 7 is arranged on the upper side of the drain pipe 8, a control screen 10 is arranged on the upper side of the front end of the shell 17, a pedestal 6 is arranged on the upper end of the shell 17, a sealing rubber pad 5 is arranged on the upper end of the pedestal 6, a vacuum cover 1 is arranged on the upper end of the sealing rubber pad 5, a top plate 4 is arranged on the upper end of the vacuum cover 1, a handle 3 is arranged at the middle position of the upper end of the top plate 4, a plurality of adjustment plates 16 are arranged on the lower side of the top plate 4, and the adjustment plate 16 is connected to the top plate 4 through an adjustment component 2.

[0023] Specifically, the adjustment component 2 includes a vertical plate 21, a pull plate 22, a fixed rod 23, a clamping hole 24, a slide bar 25, a limit plate 26, a spring 27 and a limit assembly 28, wherein a fixed rod 23 is provided on one side of the lower end of the top plate 4, a vertical plate 21 is provided on one side of the lower end of the adjustment plate 16 at a position corresponding to the fixed rod 23, a pull plate 22 is provided at one end of the vertical plate 21, a slide bar 25 is provided at one end of the pull plate 22, a limit plate 26 is provided on one side of the surface of the slide bar 25, a spring 27 is provided on the outside of the slide bar 25 between the limit plate 26 and the vertical plate 21, a plurality of clamping holes 24 corresponding to the slide bar 25 are provided in the fixed rod 23, and a limit assembly 28 is provided at the lower end of the vertical plate 21.

[0024] By adopting the above technical solution, the pull plate 22 is pulled to drive the slide rod 25 to slide in the vertical plate 21 at the lower end of the adjustment plate 16, and the spring 27 is compressed. Then, the adjustment plate 16 can be pushed to slide on the fixed rod 23 at the lower end of the top plate 4. After the adjustment plate 16 moves to a suitable position, the pull plate 22 is released, and the spring 27 is extended to push one end of the slide rod 25 into the corresponding card hole 24 in the fixed rod 23, so as to achieve the effect of limiting and fixing the adjustment plate 16. By setting the adjustment component 2, the adjustment speed of the adjustment plate 16 is faster and more convenient.

[0025] Specifically, the limiting assembly 28 includes a second magnet 281, a fixed plate 282, a rotating shaft 283, a first magnet 284 and a baffle 285, wherein a fixed plate 282 is provided at the lower end of the vertical plate 21, a rotating shaft 283 is provided at one end of the fixed plate 282, a baffle 285 is provided at the other end of the rotating shaft 283, a magnet 284 is provided at one end of the baffle 285, and a second magnet 281 is provided at a position at one end of the pull plate 22 corresponding to the first magnet 284.

[0026] By adopting the above technical solution, when there is no need to pull the pull plate 22, the baffle 285 is rotated on the fixed plate 282 through the rotating shaft 283. When the baffle 285 rotates to one end of the pull plate 22, the magnetic block 284 at one end of the baffle 285 is adsorbed with the magnetic block 284 at one end of the pull plate 22. The baffle 285 can limit the pull plate 22 to avoid accidental pulling of the pull plate 22.

[0027] Specifically, the rotating shaft 283 is connected to the fixed plate 282 via a damping rotation, and sliding holes corresponding to the sliding rod 25 and the fixed rod 23 are respectively provided in the vertical plate 21 and the adjustment plate 16 .

[0028] By adopting the above technical solution, the baffle 285 is prevented from self-rotating through the rotating shaft 283 , the sliding rod 25 can slide in the vertical plate 21 , and the adjusting plate 16 can slide on the fixing rod 23 .

[0029] When the present embodiment is used, the multifunctional freeze dryer is used, the device is installed in a suitable position, and the items to be freeze-dried are placed on the plurality of adjustment plates 16 on the lower side of the top plate 4, and then the plurality of adjustment plates 16 on the lower side of the top plate 4 are placed into the vacuum cover 1 through the handle 3 for freeze-drying work, and the adjustment assembly 2 is set, and the pull plate 22 is pulled to drive the slide bar 25 to slide in the vertical plate 21 at the lower end of the adjustment plate 16, and the spring 27 is compressed, and then the adjustment plate 16 can be pushed to slide on the fixed rod 23 at the lower end of the top plate 4, and the pull plate 22 is released after the adjustment plate 16 moves to a suitable position, and the spring 27 is extended. One end of the sliding rod 25 is pushed into the corresponding card hole 24 in the fixing rod 23 to achieve the effect of limiting and fixing the adjustment plate 16. By setting the adjustment component 2, the adjustment speed of the adjustment plate 16 is faster and more convenient. By setting the limiting component 28, when there is no need to pull the pull plate 22, the baffle 285 is rotated on the fixing plate 282 through the rotating shaft 283. When the baffle 285 rotates to one end of the pull plate 22, the magnetic block 284 at one end of the baffle 285 is adsorbed with the magnetic block 284 at one end of the pull plate 22. The baffle 285 can limit the pull plate 22 to avoid accidentally pulling the pull plate 22.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that a fixing frame 11 is arranged at a position corresponding to the control screen 10 on the upper front end of the shell 17, a sealing plate 12 is arranged in the fixing frame 11, a pull ring 13 is arranged at one end of the sealing plate 12, a protrusion 14 is arranged on one side of both ends of the sealing plate 12, and a slide groove 15 corresponding to the protrusion 14 is arranged in the fixing frame 11.

[0032] By adopting the above technical solution, when the control screen 10 is not in use, the sealing plate 12 is pushed to move in the fixed frame 11, and the protrusions 14 at both ends of the sealing plate 12 move in the slide groove 15 of the fixed frame 11. The sealing plate 12 seals the control screen 10. The control screen 10 needs to be opened by pulling the sealing plate 12 through the pull ring 13. By setting the sealing plate 12, the control screen 10 can be sealed and protected when the device is not in use, so as to prevent dust from accumulating on the surface of the control screen 10.

[0033] Specifically, the surface of the pull ring 13 is bonded with a sponge pad by glue, the side of the protrusion 14 is in close contact with the inner wall of the slide groove 15, and the protrusion 14 and the sealing plate 12 are welded into an integrated structure.

[0034] By adopting the above technical solution, the sponge pad is provided to make pulling the pull ring 13 more comfortable, the protrusion 14 slides more steadily in the slide groove 15, and the protrusion 14 and the sealing plate 12 are welded into an integrated structure, which is more sturdy and durable.

[0035] When this embodiment is in use, by setting a sealing plate 12, the sealing plate 12 is pushed to move in the fixed frame 11 when the control screen 10 is not in use, and the protrusions 14 at both ends of the sealing plate 12 move in the slide groove 15 of the fixed frame 11. The sealing plate 12 seals the control screen 10. The control screen 10 needs to be opened by pulling the sealing plate 12 through the pull ring 13. By setting the sealing plate 12, the control screen 10 can be sealed and protected when the device is not in use, thereby preventing dust from accumulating on the surface of the control screen 10.

[0036] The structure and working principle of the vacuum cover 1, handle 3, top plate 4, sealing rubber pad 5, pedestal 6, vacuum pump interface 7, drain pipe 8, heat dissipation hole 9, control screen 10, adjustment plate 16 and shell 17 in the utility model have been disclosed in the multifunctional freeze dryer disclosed in Chinese patent application No. 2019224159997. Its working principle is to place the items to be freeze-dried on several adjustment plates 16 on the lower side of the top plate 4, and then put the several adjustment plates 16 on the lower side of the top plate 4 into the vacuum cover 1 through the handle 3 for freeze-drying.

[0037] The working principle and use process of the utility model: when the multifunctional freeze drying machine is used, the device is installed in a suitable position, and the objects to be freeze-dried are placed on the several adjustment plates 16 on the lower side of the top plate 4, and then the several adjustment plates 16 on the lower side of the top plate 4 are placed into the vacuum cover 1 through the handle 3 for freeze drying. By setting the adjustment component 2, the pull plate 22 is pulled to drive the slide bar 25 to slide in the vertical plate 21 at the lower end of the adjustment plate 16, and the spring 27 is compressed. Then, the adjustment plate 16 can be pushed to slide on the fixed rod 23 at the lower end of the top plate 4. After the adjustment plate 16 moves to a suitable position, the pull plate 22 is released, and the spring 27 is extended to push one end of the slide bar 25 into the corresponding card hole 24 in the fixed rod 23, so as to achieve the effect of limiting and fixing the adjustment plate 16. By setting the adjustment component 2, the adjustment speed of the adjustment plate 16 is faster and more convenient. Furthermore, by setting a limit assembly 28, when there is no need to pull the pull plate 22, the baffle 285 is rotated on the fixed plate 282 through the rotating shaft 283. When the baffle 285 rotates to one end of the pull plate 22, the magnetic block 284 at one end of the baffle 285 is adsorbed with the magnetic block 284 at one end of the pull plate 22, and the baffle 285 can limit the pull plate 22 to avoid accidental pulling of the pull plate 22. By setting a sealing plate 12, the sealing plate 12 is pushed to move in the fixed frame 11 when the control screen 10 is not in use, and the protrusions 14 at both ends of the sealing plate 12 move in the slide groove 15 of the fixed frame 11. The sealing plate 12 seals the control screen 10. The control screen 10 needs to be opened by pulling the sealing plate 12 through the pull ring 13. By setting the sealing plate 12, the control screen 10 can be sealed and protected when the device is not in use to avoid dust accumulation on the surface of the control screen 10.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional freeze dryer, comprising a housing, characterized in that: The shell is provided with a plurality of heat dissipation holes, a drain pipe is provided on the lower side of one end of the shell, a vacuum pump interface is provided on the upper side of the drain pipe, a control screen is provided on the upper side of the front end of the shell, a pedestal is provided on the upper end of the shell, a sealing rubber pad is provided on the upper end of the pedestal, a vacuum cover is provided on the upper end of the sealing rubber pad, a top plate is provided on the upper end of the vacuum cover, a handle is provided at the middle position of the upper end of the top plate, a plurality of adjustment plates are provided on the lower side of the top plate, and the adjustment plates are connected to the top plate through an adjustment assembly.

2. A multifunctional freeze dryer according to claim 1, characterized in that: The adjustment component includes a vertical plate, a pull plate, a fixed rod, a clamping hole, a sliding rod, a limit plate, a spring and a limit assembly, wherein a fixed rod is arranged on one side of the lower end of the top plate, a vertical plate is arranged on one side of the lower end of the adjustment plate at a position corresponding to the fixed rod, a pull plate is arranged at one end of the vertical plate, a sliding rod is arranged at one end of the pull plate, a limit plate is arranged on one side of the surface of the sliding rod, a spring is arranged on the outside of the sliding rod between the limit plate and the vertical plate, a plurality of clamping holes corresponding to the sliding rod are arranged in the fixed rod, and a limit assembly is arranged at the lower end of the vertical plate.

3. A multifunctional freeze dryer according to claim 2, characterized in that: The limiting assembly includes magnetic block 2, a fixed plate, a rotating shaft, magnetic block 1 and a baffle, wherein a fixed plate is arranged at the lower end of the vertical plate, a rotating shaft is arranged at one end of the fixed plate, a baffle is arranged at the other end of the rotating shaft, magnetic block 1 is arranged at one end of the baffle, and magnetic block 2 is arranged at a position corresponding to magnetic block 1 at one end of the pull plate.

4. A multifunctional freeze dryer according to claim 3, characterized in that: The rotating shaft is connected to the fixed plate through damping rotation, and sliding holes corresponding to the sliding rod and the fixed rod are respectively arranged in the vertical plate and the adjusting plate.

5. A multifunctional freeze dryer according to claim 1, characterized in that: A fixing frame is arranged at a position corresponding to the control screen on the upper side of the front end of the shell, a sealing plate is arranged in the fixing frame, a pull ring is arranged at one end of the sealing plate, a convex block is arranged on one side of both ends of the sealing plate, and a slide groove corresponding to the convex block is arranged in the fixing frame.

6. A multifunctional freeze dryer according to claim 5, characterized in that: The surface of the pull ring is bonded with a sponge pad by glue, the side of the protrusion is in close contact with the inner wall of the slide groove, and the protrusion and the sealing plate are welded into an integrated structure.

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