Freeze dryer for producing bistable liquid crystal material

Abstract

The utility model relates to the technical field of bistable liquid crystal material production, in particular to a freeze dryer for bistable liquid crystal material production, which comprises a freeze dryer main body, and the bottom of the freeze dryer main body is in bolted connection with a bottom frame for supporting the freeze dryer main body. The bottom of the bottom frame is rotationally connected with wheel bodies enabling the freeze dryer body to move, a fixing pipe is fixed to the outer side of the freeze dryer body through screws, a vacuum pump is fixed to the end, away from the freeze dryer body, of the fixing pipe through screws, and a containing frame for containing bistable liquid crystal materials is placed on the inner side of the freeze dryer body. Through the arrangement of the lifting assembly, the outer cover, the supporting block, the damping spring, the rubber plate and the arc plate, the problems that when an existing freeze dryer for bistable liquid crystal material production is used, a glass cover is inconvenient to take down from a freeze dryer body, the processing efficiency of bistable liquid crystal materials is low, and meanwhile the glass cover is inconvenient to protect are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the production technology field of bistable liquid crystal material, concretely relates to the production of bistable liquid crystal material is frozen and dried. BACKGROUND

[0002] Bistable liquid crystal material is a kind of liquid crystal material that can keep two stable states under specific conditions. Its basic principle is to use the asymmetric arrangement of liquid crystal molecules to realize the conversion of two complementary states by the action of electric field. In the molecules of liquid crystal material, usually contains two kinds of isomers, these molecules can realize the quick flip of two complementary states under specific electric field, so as to realize liquid crystal display.

[0003] But the existing production of bistable liquid crystal material is frozen and dried, usually need staff to manually take off the glass cover from the freeze dryer, however, the bistable liquid crystal material is placed in the rack, then the staff manually put the glass cover to the freeze dryer outside, the operation steps are tedious, the processing efficiency of bistable liquid crystal material is affected, at the same time, the glass cover is always exposed to the external environment, and the external foreign matter is easy to contact with the glass cover, which affects the service life of the glass cover, so the bistable liquid crystal material production freeze dryer is set. UTILITY MODEL CONTENTS

[0004] The utility model discloses a main purpose at providing the production of bistable liquid crystal material is frozen and dried, the utility model discloses the lifting assembly, the cover, the branch, the damping spring, the rubber plate and the arc plate that set up, solve the existing production of bistable liquid crystal material is frozen and dried when using, inconveniently take off the glass cover from the freeze dryer main body, the processing efficiency of bistable liquid crystal material is low, and simultaneously inconveniently protect the problem of glass cover.

[0005] The utility model discloses a technical scheme that solves its technical problem is the production of bistable liquid crystal material is frozen and dried, including freeze dryer main body, the freeze dryer main body bottom bolt connection has the bottom bracket of supporting freeze dryer main body, the bottom bracket bottom rotation is connected with the wheel body that makes freeze dryer main body move, the freeze dryer main body outside screw fixed with fixed pipe, and the fixed pipe is away from the vacuum pump that freeze dryer main body one end screw fixed with, the freeze dryer main body inboard is placed with the rack of placing the bistable liquid crystal material of placing, the bottom bracket inside is provided with lifting assembly, and lifting assembly one side is provided with cover, the cover inboard screw fixed with the branch, and the branch one side screw fixed with the glass cover that places in the rack outside, the freeze dryer main body top is set with round groove A and round groove B, and round groove A is located in round groove B inboard, the cover inside welding has the damping spring of buffering, and damping spring one side welding has arc plate, arc plate outside screw fixed with the rubber plate of reducing impact force.

[0006] By adopting the above technical scheme, when the bistable liquid crystal material is to be processed, the lifting assembly in the chassis drives the outer cover to move upwards, then the supporting block in the outer cover drives the glass cover to move, so that the glass cover is separated from the freeze dryer body, then the bistable liquid crystal material is placed in the placing rack in the freeze dryer body, then the lifting assembly drives the outer cover to move downwards, so that the supporting block in the outer cover drives the glass cover to contact the freeze dryer body, thereby facilitating the placement of the bistable liquid crystal material in the freeze dryer body, and improving the processing efficiency of the bistable liquid crystal material.

[0007] After the bistable liquid crystal material is placed in the freeze dryer body, the freeze dryer body freezes the bistable liquid crystal material, and then the vacuum pump outside the chassis draws vacuum in the freeze dryer body through the fixed pipe, thereby facilitating the freeze drying treatment of the bistable liquid crystal material.

[0008] When the glass cover contacts the freeze dryer body, the supporting block outside the glass cover fixes the outer cover outside the glass cover, when an external object contacts the glass cover, the outer cover blocks the external object, then the rubber plate outside the arc plate buffers the impact force, then the arc plate enters the inside of the outer cover, and the damping spring in the outer cover is compressed to buffer the impact force again, thereby facilitating the protection of the glass cover on the freeze dryer body.

[0009] Specifically, the lifting assembly includes a supporting plate, a driving rod, a lead screw, a supporting plate, a servo motor, a fixed block, and a reciprocating sleeve. The inside of the chassis is bolted with a servo motor providing power, and the power output end of the servo motor is keyed with a lead screw. The outside of the lead screw is threadedly connected with a reciprocating sleeve moving longitudinally, and the outside of the reciprocating sleeve is welded with a supporting plate. The top of the supporting plate is welded with a driving rod driving the outer cover to move.

[0010] By adopting the above technical scheme, when the glass cover is to be moved, the servo motor in the chassis is driven to rotate by the external controller, the reciprocating sleeve outside the lead screw is limited to move longitudinally outside the lead screw by the external structure, then the reciprocating sleeve drives the supporting plate to move, and then the driving rod outside the supporting plate drives the outer cover to move, thereby facilitating the adjustment of the height of the glass cover, and the end of the lead screw in contact with the chassis is provided with a bearing.

[0011] Specifically, the inside of the chassis is welded with a fixed block supporting the supporting plate at the bottom end.

[0012] By adopting the above technical scheme, when the supporting plate drives the driving rod to move into the inside of the chassis, the fixed block in the chassis supports the supporting plate, thereby improving the stability of the supporting plate in the chassis.

[0013] Specifically, the bottom end outside of the glass cover is bonded with a rubber ring in contact with the circular groove A.

[0014] By adopting the above technical scheme, when the glass cover enters the circular groove A opened at the top of the freeze dryer main body, the rubber ring at the bottom end of the glass cover contacts the circular groove A, thereby improving the sealing between the glass cover and the circular groove A.

[0015] Specifically, the servo motor, the vacuum pump and the input end of the freeze dryer main body are electrically connected with the power supply end of the external power supply.

[0016] By adopting the above technical scheme, through connecting the external power supply, the electric equipment can work normally.

[0017] The utility model discloses the beneficial effect of:

[0018] (1) the utility model discloses a freeze dryer for bistable liquid crystal material production, when the bistable liquid crystal material is processed, the lifting assembly in the chassis drives the outer cover to move upwards, then the support block in the outer cover drives the glass cover to move, so that the glass cover is separated from the freeze dryer main body, then the bistable liquid crystal material is placed in the placing rack in the freeze dryer main body, then the lifting assembly drives the outer cover to move downwards, so that the support block in the outer cover drives the glass cover to contact the freeze dryer main body, thereby the bistable liquid crystal material is placed in the freeze dryer main body, and the processing efficiency of the bistable liquid crystal material is improved.

[0019] (2) the utility model discloses a freeze dryer for bistable liquid crystal material production, when the glass cover contacts the freeze dryer main body, the support block outside the glass cover fixes the outer cover outside the glass cover, when the foreign matter contacts the glass cover, the outer cover blocks the foreign matter, then the rubber plate outside the arc plate is buffered to the impact force, then the arc plate enters the inside of the outer cover, and the damping spring in the outer cover is compressed, and the impact force is buffered again, thereby the glass cover on the freeze dryer main body is protected. DRAWINGS

[0020] The utility model is further illustrated below in connection with the drawings and examples.

[0021] Figure 1 It is the whole structure schematic diagram of the utility model freeze dryer for bistable liquid crystal material production;

[0022] Figure 2 It is the inside partial structure schematic diagram of the utility model freeze dryer for bistable liquid crystal material production's chassis;

[0023] Figure 3 It is the glass cover bottom end structure schematic diagram of the utility model freeze dryer for bistable liquid crystal material production;

[0024] Figure 4 It is the inside partial structure schematic diagram of the utility model freeze dryer for bistable liquid crystal material production's outer cover;

[0025] Figure: 1, fixed tube; 2, freeze dryer main body; 3, vacuum pump; 4, wheel body; 5, chassis; 6, lifting assembly; 7, reciprocating sleeve; 8, support plate; 9, screw; 10, servo motor; 11, drive rod; 12, glass cover; 13, support block; 14, cover; 15, arc plate; 16, rubber plate; 17, rack; 18, circular groove A; 19, circular groove B; 20, fixed block; 21, rubber ring; 22, damping spring. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0027] In order to improve the processing efficiency of the bistable liquid crystal material, as an embodiment of the utility model, as shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the utility model discloses a freeze dryer for producing bistable liquid crystal material, including freeze dryer main body 2, the bottom bolt connection of freeze dryer main body 2 is supported by the chassis 5 of freeze dryer main body 2, the bottom rotating joint of chassis 5 is wheel body 4, which makes freeze dryer main body 2 move, the outer side screw of freeze dryer main body 2 is fixed with fixed tube 1, and the end of fixed tube 1 away from freeze dryer main body 2 is fixed with vacuum pump 3, the inner side of freeze dryer main body 2 is placed with the rack 17 for placing bistable liquid crystal material, the inside of chassis 5 is provided with lifting assembly 6, and the one side of lifting assembly 6 is provided with cover 14, the inner side screw of cover 14 is fixed with support block 13, and the one side screw of support block 13 is fixed with glass cover 12 placed outside rack 17, the top of freeze dryer main body 2 is provided with circular groove A 18 and circular groove B 19, and circular groove A 18 is located inside circular groove B 19, the inside welding of cover 14 is provided with damping spring 22, and the one side welding of damping spring 22 is provided with arc plate 15, the outer side screw of arc plate 15 is fixed with rubber plate 16 for reducing impact.

[0028] When the bistable liquid crystal material is processed, the lifting assembly 6 in the chassis 5 drives the cover 14 to move upwards, then the support block 13 in the cover 14 drives the glass cover 12 to move, so that the glass cover 12 is separated from the freeze dryer main body 2, then the bistable liquid crystal material is placed in the rack 17 in the freeze dryer main body 2, then the lifting assembly 6 drives the cover 14 to move downwards, so that the support block 13 in the cover 14 drives the glass cover 12 to contact the freeze dryer main body 2, thereby facilitating the placement of the bistable liquid crystal material in the freeze dryer main body 2, and improving the processing efficiency of the bistable liquid crystal material.

[0029] When the bistable liquid crystal material is put into the freeze dryer main body 2, the freeze dryer main body 2 freezes the bistable liquid crystal material, and then the vacuum pump 3 outside the base 5 is connected to the fixed pipe 1 to perform vacuumizing treatment on the freeze dryer main body 2, so that the bistable liquid crystal material is conveniently frozen and dried.

[0030] When the glass cover 12 is in contact with the freeze dryer main body 2, the support 13 outside the glass cover 12 fixes the outer cover 14 outside the glass cover 12, and when an external object is in contact with the glass cover 12, the outer cover 14 blocks the external object, and then the rubber plate 16 outside the arc plate 15 buffers the impact force, and then the arc plate 15 enters the inside of the outer cover 14, and the damping spring 22 in the outer cover 14 is compressed to buffer the impact force again, so that the glass cover 12 on the freeze dryer main body 2 is conveniently protected.

[0031] In order to adjust the height of the glass cover 12, as shown in Figure 1 , Figure 2 The utility model discloses a glass cover height adjusting device, which is characterized by comprising a base, a glass cover, a fixed pipe, a vacuum pump, a freeze dryer main body, an outer cover, an arc plate, a rubber plate, a damping spring, a support, a drive rod, a screw rod, a servo motor and a reciprocating sleeve.

[0032] In use, when the glass cover 12 needs to be moved, the servo motor 10 in the base 5 is driven to rotate the screw rod 9 by an external controller, the reciprocating sleeve 7 outside the screw rod 9 is limited to move longitudinally outside the screw rod 9 by an external structure, then the reciprocating sleeve 7 drives the support 8 to move, and then the drive rod 11 outside the support 8 drives the outer cover 14 to move, so that the height of the glass cover 12 can be adjusted conveniently.

[0033] In order to improve the stability of the support 8 in the base 5, as shown in Figure 2 The utility model discloses a glass cover height adjusting device, which is characterized by comprising a base, a glass cover, a fixed pipe, a vacuum pump, a freeze dryer main body, an outer cover, an arc plate, a rubber plate, a damping spring, a support, a drive rod, a screw rod, a servo motor and a reciprocating sleeve.

[0034] In use, when the support 8 drives the drive rod 11 to move into the base 5, the fixed block 20 in the base 5 supports the support 8, so that the stability of the support 8 in the base 5 is improved.

[0035] In order to improve the sealing between the glass cover 12 and the circular groove A18, as shown in Figure 1 , Figure 3 The utility model discloses a glass cover height adjusting device, which is characterized by comprising a base, a glass cover, a fixed pipe, a vacuum pump, a freeze dryer main body, an outer cover, an arc plate, a rubber plate, a damping spring, a support, a drive rod, a screw rod, a servo motor and a reciprocating sleeve.

[0036] In use, when the glass cover 12 enters the circular groove A18 opened at the top of the freeze dryer main body 2, the rubber ring 21 at the bottom end of the glass cover 12 is in contact with the circular groove A18, thereby improving the sealing between the glass cover 12 and the circular groove A18.

[0037] In order to use the electrical equipment to work normally, as shown in the example, Figure 1 , Figure 2 The utility model also includes, the input of servo motor 10, vacuum pump 3 and freeze dryer main body 2 are all with the power supply end electricity of external power supply connects.

[0038] In use, by connecting external power supply, using electrical equipment normal work.

[0039] The utility model in use, when want to process bistable liquid crystal material, the lifting assembly 6 in the bottom frame 5 drives the outer cover 14 to move upwards, then the support block 13 in the outer cover 14 drives the glass cover 12 to move, makes the glass cover 12 separate with the freeze dryer main body 2, then places the bistable liquid crystal material in the placing rack 17 in the freeze dryer main body 2, then the lifting assembly 6 drives the outer cover 14 to move downwards, makes the support block 13 in the outer cover 14 drive the glass cover 12 and the freeze dryer main body 2 contact, thereby facilitating the bistable liquid crystal material is placed in the freeze dryer main body 2, improves the processing efficiency of bistable liquid crystal material;

[0040] When the bistable liquid crystal material is placed in the freeze dryer main body 2, the freeze dryer main body 2 freezes the bistable liquid crystal material, and then the vacuum pump 3 outside the bottom frame 5 is vacuumized through the fixed pipe 1 in the freeze dryer main body 2, thereby facilitating the freeze drying treatment of the bistable liquid crystal material;

[0041] When the glass cover 12 is in contact with the freeze dryer main body 2, the support block 13 outside the glass cover 12 fixes the outer cover 14 outside the glass cover 12, when the external object contacts the glass cover 12, the outer cover 14 blocks the external object, and then the rubber plate 16 outside the arc plate 15 buffers the impact force, and then the arc plate 15 enters the inside of the outer cover 14, and the damping spring 22 in the outer cover 14 is compressed to buffer the impact force again, thereby facilitating the protection of the glass cover 12 on the freeze dryer main body 2;

[0042] When the glass cover 12 is to be moved, the servo motor 10 in the bottom frame 5 is driven to rotate by the external controller, the reciprocating sleeve 7 outside the lead screw 9 is limited to move longitudinally outside the lead screw 9, then the reciprocating sleeve 7 drives the support plate 8 to move, then the driving rod 11 outside the support plate 8 drives the outer cover 14 to move, thereby facilitating the adjustment of the height of the glass cover 12;

[0043] When the support plate 8 drives the driving rod 11 to move into the bottom frame 5, the fixed block 20 in the bottom frame 5 supports the support plate 8, thereby improving the stability of the support plate 8 in the bottom frame 5.

[0044] When the glass cover 12 enters the circular groove A18 at the top of the freeze dryer main body 2, the rubber ring 21 at the bottom of the glass cover 12 contacts the circular groove A18, thereby improving the sealing between the glass cover 12 and the circular groove A18.

[0045] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A freeze dryer for the production of bistable liquid crystal materials, characterized in that The utility model provides a kind of freeze dryer, including freeze dryer body (2), the bottom bolt connection of freeze dryer body (2) is supported with the chassis (5) of freeze dryer body (2), the wheel body (4) of the chassis (5) bottom rotation connection makes freeze dryer body (2) move, the outer side screw fixing of freeze dryer body (2) is fixed pipe (1), and fixed pipe (1) is screw fixed with vacuum pump (3) at the end away from freeze dryer body (2), the placing rack (17) of placing bistable liquid crystal material is placed in the inner side of freeze dryer body (2), the inside of chassis (5) is provided with lifting assembly (6), and the outer cover (14) is provided with on one side of lifting assembly (6), the outer cover (14) inner side screw fixing is with support block (13), and support block (13) one side screw fixing is with glass cover (12) placed outside placing rack (17), the top of freeze dryer body (2) is equipped with circular groove A (18) and circular groove B (19), and circular groove A (18) is located inside circular groove B (19), the inside of outer cover (14) is welded with the damping spring (22) of buffer, and damping spring (22) one side is welded with arc plate (15), the outer side screw fixing of arc plate (15) is with rubber plate (16) that reduces impact force.

2. The freeze dryer for producing a bistable liquid crystal material according to claim 1, characterized by, The lifting assembly (6) includes a support plate (8), a drive rod (11), a lead screw (9), a support plate (8), a servo motor (10), a fixed block (20) and a reciprocating sleeve (7), the inside of the chassis (5) is bolted with a servo motor (10) that provides power, and the power output end of the servo motor (10) is keyed with a lead screw (9), the outside of the lead screw (9) is threadedly connected with a reciprocating sleeve (7) that moves longitudinally, and the outside of the reciprocating sleeve (7) is welded with a support plate (8), the top of the support plate (8) is welded with a drive rod (11) that moves the outer cover (14).

3. The freeze dryer for producing a bistable liquid crystal material according to claim 2, characterized by, The inside of the chassis (5) is welded with a fixed block (20) that supports the support plate (8) at the bottom end.

4. The freeze dryer for producing a bistable liquid crystal material according to claim 1, wherein The bottom end of the glass cover (12) is bonded with a rubber ring (21) that contacts the circular groove A (18) inside.

5. The freeze dryer for producing a bistable liquid crystal material according to claim 2, wherein The input ends of the servo motor (10), the vacuum pump (3) and the freeze dryer body (2) are electrically connected to the power supply end of the external power supply.

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