CN116026122A - Vacuum drying device and drying method - Google Patents

Vacuum drying device and drying method Download PDF

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Publication number
CN116026122A
CN116026122A CN202310238799.7A CN202310238799A CN116026122A CN 116026122 A CN116026122 A CN 116026122A CN 202310238799 A CN202310238799 A CN 202310238799A CN 116026122 A CN116026122 A CN 116026122A
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CN
China
Prior art keywords
cabinet body
groove
cabinet
pipe
cabinet door
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310238799.7A
Other languages
Chinese (zh)
Inventor
周光宇
周庆庆
楼小龙
党伟
计加伟
徐晓峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Younike Sterilizing Equipment Co ltd
Original Assignee
Hangzhou Younike Sterilizing Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Younike Sterilizing Equipment Co ltd filed Critical Hangzhou Younike Sterilizing Equipment Co ltd
Priority to CN202310238799.7A priority Critical patent/CN116026122A/en
Publication of CN116026122A publication Critical patent/CN116026122A/en
Priority to CN202311562078.8A priority patent/CN117268060B/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The application discloses vacuum drying device and drying method relates to the technical field of vacuum drying of suture lines, including the cabinet body, vacuum air exhaust device, dry nitrogen gas machine, rotate the cabinet door of connecting in the opening one side of the cabinet body, the fixed installing frame that is provided with in opening one side of the cabinet body, the fixed mounting panel that is provided with the embedding installing frame in one side of cabinet door, one side of mounting panel is provided with the sealing washer, the equal flexible locking piece that slides of lateral wall all around of mounting panel is provided with the locking groove that supplies the locking piece card to go into, the cabinet door is provided with the actuating mechanism who is used for driving the locking piece to slide around the inner wall of installing frame. According to the closed cabinet door, the mounting plate is embedded into the mounting frame, the driving mechanism drives the locking block to be clamped into the corresponding locking groove, the sealing ring is abutted between the opening side of the cabinet body and the side wall of the mounting plate, the cabinet door and the cabinet body are fixed, and meanwhile the tightness between the cabinet body and the cabinet door is realized; the locking block is clamped into the locking groove, so that the stability of the cabinet door and the cabinet body is improved, and the sealing ring is propped tightly.

Description

Vacuum drying device and drying method
Technical Field
The application relates to the technical field of vacuum drying of suture lines, in particular to a vacuum drying device and a drying method.
Background
The absorbable suture is a small medical product absorbed by human body through hydrolysis, the sterilization method of the absorbable suture adopts a chemical method, and the sterilizing agent selected in the sterilization process is generally ethylene oxide. Ethylene oxide is a toxic, flammable, explosive gas. The sterilization mechanism is that bacterial spores on the surface of the sterilized articles germinate and bacteria propagate under certain temperature, pressure and humidity, ethylene oxide is absorbed by bacteria and takes alkylation action with bacterial proteins to block the normal chemical reaction of the bacterial proteins and influence the metabolism of the bacteria, thereby achieving the aim of sterilization.
After sterilization, the suture needs to be vacuum dried and then enters the next link, and then the suture needs to be vacuum dried by using a vacuum drying cabinet. The cabinet body of the vacuum drying cabinet and the cabinet door are easy to vibrate in the vacuum drying process, so that gaps exist between the cabinet body and the cabinet door, the tightness of the vacuum drying cabinet is affected, and therefore, the improvement is needed.
Disclosure of Invention
The utility model aims to provide a vacuum drying device and drying method, in order to solve the problem that there is not good leakproofness between vacuum drying cabinet body and the cabinet door.
First aspect
The application provides a vacuum drying device adopts following technical scheme:
the utility model provides a vacuum drying device, includes the cabinet body, vacuum air exhaust device, dry nitrogen gas machine, rotate connect in cabinet door in opening one side of the cabinet body, the fixed installing frame that is provided with in opening one side of the cabinet body, the fixed embedding that is provided with in one side of cabinet door the mounting panel of installing frame, one side of mounting panel is provided with the sealing washer, the equal flexible locking piece that slides of lateral wall around the mounting panel, the confession has been seted up to the inner wall around of installing frame the locking groove that the locking piece card was gone into, the cabinet door is provided with and is used for the drive the actuating mechanism that the locking piece slided.
Through adopting above-mentioned technical scheme, close the cabinet door, make in the mounting panel embedding installing frame, go into the locking groove that corresponds through actuating mechanism drive locking piece card, the sealing washer supports tightly between the opening side of the cabinet body and mounting panel lateral wall, and the sealing washer fills the clearance between the cabinet body and the cabinet door to and through locking up the tool to lock that cabinet door and cabinet body were taken certainly, realize the fixed of cabinet door and cabinet body, also realize the leakproofness of cabinet body and cabinet door simultaneously.
The locking block is clamped into the locking groove, so that the stability of the cabinet door and the cabinet body is improved in the starting process of the vacuum air extractor, and the sealing ring is favorably abutted.
Optionally, the actuating mechanism including rotate set up in the rotation seat of mounting panel, with the articulated lever of locking piece one-to-one, set up in the cabinet door just is used for the drive the pivoted driving piece of rotation seat, the one end of articulated lever with the circumference lateral wall of rotation seat articulates, the other end with the locking piece articulates.
Through adopting above-mentioned technical scheme, drive through the driving piece and rotate the seat rotation, rotate the seat and drive articulated pole motion, articulated pole promotes the locking piece and stretches out the lateral wall around of mounting panel and clamp into corresponding locking inslot, realizes the fixed of mounting panel and installing frame, improves cabinet door and the fixed stability of cabinet body.
Optionally, the mounting panel is offered and is supplied the pivoted rotation groove of rotation seat, the lateral wall all around of mounting panel has been offered and has been supplied the locking piece slides the groove that slides, slide the groove with the rotation groove intercommunication.
Through adopting above-mentioned technical scheme, the groove supplies to rotate the seat and rotates, and the groove that slides supplies the locking piece to slide, can play direction and spacing effect to the rotation of rotating the seat and the sliding of locking piece, improves the stability of rotating seat and locking piece motion, just also improves the fixed stability of cabinet door and cabinet body.
Optionally, the sealing washer includes fixed connection in the foundation ring of one side of mounting panel, inlays and locates strengthen the balloon on the foundation ring, the foundation ring is seted up and is supplied strengthen the annular that the balloon was gone into, the caulking groove has been seted up along circumference to the circumference cell wall of annular.
By adopting the technical scheme, when the sealing ring is abutted between the opening side of the cabinet body and the side wall of the mounting plate, the reinforcing balloon is stressed to generate elastic deformation, the reinforcing balloon stretches along the width direction of the ring groove, the reinforcing balloon fills the ring groove, the bottom ring is also elastically deformed under the influence of the reinforcing balloon, the width and the thickness of the bottom ring are increased, the overall strength and the elasticity of the bottom ring are increased, the strength and the elasticity of the sealing ring are improved, the contact surface between the sealing ring and the cabinet body and the mounting plate is also increased, and the sealing effect is effectively improved;
strengthen balloon elastic deformation and part embedding caulking groove in, improve strengthen balloon deformation back and bottom ring complex stability, also can play the effect of supporting after the bottom ring deformation. Meanwhile, damage caused by excessive deformation of the reinforced balloon is avoided.
Optionally, the enhancement balloon is provided with the gas-supply pipe that runs through the tank bottom of annular, the one end of gas-supply pipe with strengthen balloon intercommunication, the other end are provided with the gas storage bag, the mounting panel has seted up the confession the gas storage tank that the gas storage bag placed, the gas-supply pipe wears to locate the tank bottom of gas storage tank, the groove wall in the groove of sliding has been seted up and has been stepped down the groove, the intercommunication has been seted up to the cell wall in the groove of stepping down the spread groove the spread block in the groove of stepping down, the fixed piece that is provided with of locking is slipped in the piece of stepping down in the spread block, the kicking block stretches into the gas storage tank.
Through adopting above-mentioned technical scheme, when the locking piece slides in the inslot that slides and slides towards the direction of locking groove, the piece of stepping down slides in the inslot of stepping down, the kicking block slides in the spread groove, the one end of kicking block stretches into the gas storage tank, the kicking block extrudes the gas storage bag, make the gas in the gas storage bag get into through the gas-supply pipe and strengthen the balloon, strengthen the balloon and further fill the annular, improve the deformation effect of strengthening the balloon, make the balloon of strengthening further support tightly between the cabinet body and mounting panel, also improve the stability of strengthening the balloon and keeping deformation, can keep sealed effect.
Meanwhile, when the reinforcing balloon is used for a long time and the elasticity is reduced, the reinforcing balloon is inflated, so that certain loss can be compensated, the reinforcing balloon is kept to be abutted between the cabinet body and the mounting plate, and the sealing effect of the sealing ring is kept.
Optionally, the driving piece include axial fixation set up in axis of rotation on the rotation seat, fixed set up in epaxial worm wheel, with worm of worm wheel meshing, fixed set up in the motor of cabinet door, the output shaft of motor with worm fixed connection, the axis of rotation runs through the cabinet door.
Through adopting above-mentioned technical scheme, drive the worm through the motor, the worm drives the worm wheel and rotates, and the worm wheel drives the axis of rotation and rotates, and the axis of rotation drives the rotation seat and rotates, and the articulated rod drives the slip of locking piece, realizes that the flexible side wall of sliding all around in the mounting panel of locking piece.
Meanwhile, the worm and the worm wheel have the self-locking effect, when the motor stops working, the worm and the worm wheel are self-locked, so that the movement of the locking block can be limited, and the locking effect is achieved.
Optionally, the top of the cabinet body is fixedly provided with an air outlet pipe which is communicated with the inside of the cabinet body, the bottom of the cabinet body is fixedly provided with an air inlet pipe which is communicated with the inside of the cabinet body, and the air outlet pipe is communicated with the air inlet pipe through a fan.
Through adopting above-mentioned technical scheme, through the gas suction of the inside upper strata of the cabinet body, blow in from the inside lower floor of the cabinet body again, keep the internal temperature of cabinet and humidity even.
Optionally, a plurality of baffles are arranged in the cabinet body, and a plurality of through holes are formed in the baffles.
Through adopting above-mentioned technical scheme, the air vent of baffle can make the internal gaseous evenly distributed of cabinet, is convenient for carry out the homogeneity of temperature and humidity.
Optionally, the inside of the cabinet body is provided with a plurality of aeration ring canal, the aeration ring canal extends along the inner wall all around of the cabinet body, the aeration ring canal is provided with a plurality of aeration connecting pipe, the aeration connecting pipe with the aeration ring canal intercommunication, the aeration connecting pipe with the aeration hole has all been seted up to the aeration ring canal, the aeration ring canal with the intake pipe is linked together.
Through adopting above-mentioned technical scheme, under the effect of fan, intake pipe, outlet duct, through aeration ring canal and aeration connecting pipe, follow aeration hole discharge, can further make the internal temperature of cabinet and humidity even.
Second aspect
The vacuum drying method adopts the following technical scheme: the method comprises the following steps:
starting to dry, placing a suture line to be dried into the cabinet body, closing the cabinet door, embedding the mounting plate into the mounting frame, driving the locking block to be clamped into the corresponding locking groove through the driving mechanism, and locking the cabinet door and the cabinet body, so as to fix the cabinet door and the cabinet body; the cabinet body is provided with a connecting pipe, and the dried nitrogen sequentially passes through a nitrogen pipe and the connecting pipe through a nitrogen drier, and the cabinet body is filled with the dried nitrogen for drying;
the vacuum air extraction device is started and comprises a vacuum pump arranged on the cabinet body, an air extraction pipe connecting the cabinet body and the vacuum pump, an electromagnetic valve arranged on the air extraction pipe, and a controller arranged on the cabinet body, wherein the electromagnetic valve is also arranged on the connecting pipe, and the controller controls the on-off of the air extraction pipe and the connecting pipe and the flow rate of gas passing through the air extraction pipe and the connecting pipe through the electromagnetic valve;
internal circulation, sucking out the gas at the upper layer inside the cabinet body through a fan and an air outlet pipe, and blowing in from the lower layer inside the cabinet body through an air inlet pipe, so as to keep the temperature and humidity in the cabinet body uniform;
the cabinet is characterized in that the cabinet is uniformly heated, heating pipes are embedded in the five side walls and the cabinet door of the cabinet body, a plurality of water jackets are fixedly arranged on the peripheral outer wall of the cabinet body, and the water jackets are provided with a water inlet pipe and a water outlet pipe.
By adopting the technical scheme, the suture line is dried under the environment of stable humidity, temperature and vacuum; the heating pipe is electrified, so that the inner part of the cabinet body can be heated, a certain temperature is kept, hot water is injected into the water jacket, the inner part of the cabinet body is further heated, and the temperature of the inner part of the cabinet body can be kept uniformly heated. The water jacket can also strengthen the structural strength of the cabinet body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. closing the cabinet door, enabling the mounting plate to be embedded into the mounting frame, driving the locking blocks to be clamped into the corresponding locking grooves through the driving mechanism, enabling the sealing rings to be abutted between the opening side of the cabinet body and the side wall of the mounting plate, fixing the cabinet door and the cabinet body, and meanwhile sealing the cabinet body and the cabinet door; the locking block is clamped into the locking groove, so that the stability of the cabinet door and the cabinet body is improved in the starting process of the vacuum air extractor, and the sealing ring is favorably abutted;
2. when the sealing ring is abutted between the opening side of the cabinet body and the side wall of the mounting plate, the reinforcing air ring is stressed to generate elastic deformation, the reinforcing air ring stretches along the width direction of the annular groove, the bottom ring is also elastically deformed under the influence of the reinforcing air ring, the width of the bottom ring is increased, the contact surface of the sealing ring, the cabinet body and the mounting plate is increased, and the sealing effect is improved;
3. meanwhile, the worm and the worm wheel have the self-locking effect, when the motor stops working, the worm and the worm wheel are self-locked, so that the movement of the locking block can be limited, and the locking effect is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present application;
fig. 2 is a schematic structural view of a cabinet body according to embodiment 1 of the present application;
FIG. 3 is a schematic view of a partial explosion of example 1 of the present application;
fig. 4 is a schematic structural view of a driving structure of embodiment 1 of the present application;
fig. 5 is a schematic structural view of a cabinet door of embodiment 1 of the present application;
FIG. 6 is a schematic structural view of a seal ring according to embodiment 1 of the present application;
FIG. 7 is a schematic view showing a partial structure of a mounting plate of embodiment 1 of the present application;
fig. 8 is a schematic view of the construction of an aeration loop according to embodiment 2 of the present application.
Reference numerals illustrate: 1. a cabinet body; 11. a connecting pipe; 12. an air outlet pipe; 13. an air inlet pipe; 14. a blower; 15. a partition plate; 16. a through hole; 17. a water jacket; 2. a cabinet door; 3. a vacuum air extracting device; 31. a vacuum pump; 32. an exhaust pipe; 4. a mounting frame; 41. a locking groove; 5. a mounting plate; 51. a locking block; 511. letting the bit block; 512. a top block; 52. a rotating groove; 53. a slip groove; 54. a gas storage tank; 55. a relief groove; 56. a connecting groove; 6. a seal ring; 61. a bottom ring; 62. reinforcing the balloon; 63. a ring groove; 64. a caulking groove; 65. a gas pipe; 66. an air storage bag; 7. a driving mechanism; 71. a rotating seat; 72. a hinge rod; 73. a driving member; 731. a rotating shaft; 732. a worm wheel; 733. a worm; 734. a motor; 8. a nitrogen drier; 81. a nitrogen pipe; 9. an aeration ring pipe; 91. an aeration connecting pipe; 92. and (5) exposing the pores.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-8.
First aspect
Example 1 of the present application discloses a vacuum drying apparatus.
Referring to fig. 1 and 2, a vacuum drying device, including the cabinet body 1, vacuum air exhaust device 3, dry nitrogen gas machine 8, rotate the cabinet door 2 of being connected in opening one side of the cabinet body 1, from having the tool to lock that is used for locking the cabinet body 1 and cabinet door 2 between cabinet body 1 and the cabinet door 2, the bottom of the cabinet body 1 is including the fixing base, vacuum air exhaust device 3 installs on the fixing base and is located the back of the cabinet body 1, dry nitrogen gas machine 8 is located one side of the cabinet body 1, opening one side fixedly connected with installing frame 4 of the cabinet body 1, one side fixedly connected with embedding installing plate 5 of installing frame 4 of cabinet door 2, one side of installing plate 5 is connected with sealing washer 6, the locking groove 41 that supplies locking piece 51 card to go into is all around seted up to the lateral wall of installing plate 5, actuating mechanism 7 that is used for driving locking piece 51 to slide is installed to cabinet door 2. Fixedly connected with a plurality of connecting pipe 11 on the cabinet body 1, the one end and the cabinet body 1 inside intercommunication of connecting pipe 11, the other end is connected with external device, fixedly connected with rubber circle on the flange of taking certainly of connecting pipe 11 improves the leakproofness when installing, is connected with nitrogen pipe 81 on the dry nitrogen machine 8, nitrogen pipe 81 and one of them connecting pipe 11 fixed connection and intercommunication.
Referring to fig. 3 and 4, a rotating groove 52 is formed on one side of the mounting plate 5 facing the cabinet door 2, sliding grooves 53 connected with the rotating groove 52 are formed on the peripheral side walls of the mounting plate 5, the driving mechanism 7 comprises rotating seats 71 rotatably connected in the rotating groove 52, hinging rods 72 in one-to-one correspondence with the locking blocks 51, driving pieces 73 mounted on the cabinet door 2 and used for driving the rotating seats 71 to rotate, one side of the rotating seats 71 is contacted with the side wall of the cabinet door 2, the other side is contacted with the groove bottom of the rotating groove 52, one side of the locking blocks 51 is contacted with the side wall of the cabinet door 2, and the other side is contacted with the groove wall of the sliding grooves 53. One end of the hinge lever 72 is hinged to a circumferential side wall of the rotation seat 71, and the other end is hinged to one end of the locking block 51. The hinge points of the four hinge rods 72 and the rotating seat 71 are uniformly distributed along the circumferential direction of the rotating seat 71.
Referring to fig. 3 and 4, the driving member 73 includes a rotation shaft 731 axially and fixedly connected to a side of the rotation seat 71 facing the cabinet door 2, a worm gear 732 axially and fixedly connected to one end of the rotation shaft 731, a worm 733 engaged with the worm gear 732, and a motor 734 fixedly connected to a side of the cabinet door 2 facing away from the cabinet body 1, wherein the motor 734 is a conventional servo motor 734. An output shaft of the motor 734 is fixedly connected with the worm 733 in the axial direction, and the rotating shaft 731 penetrates through the cabinet door 2.
Referring to fig. 5 and 6, the sealing ring 6 includes a bottom ring 61 fixedly connected to the mounting plate 5 at a side facing away from the cabinet door 2, and a reinforcing air ring 62 embedded on the bottom ring 61, wherein both the bottom ring 61 and the reinforcing air ring 62 are made of rubber, and the reinforcing air ring 62 is hollow. The bottom ring 61 is provided with a ring groove 63 along the circumferential direction thereof into which the reinforcing balloon 62 is inserted, and both circumferences Xiang Caobi of the ring groove 63 are provided with caulking grooves 64 along the circumferential direction.
Referring to fig. 6 and 7, the reinforcing balloon 62 is fixedly connected with a plurality of air pipes 65 penetrating the groove bottom of the ring groove 63, one end of each air pipe 65 is communicated with the reinforcing balloon 62, the other end is fixedly connected with an air storage bag 66, and the air pipes 65 are communicated with the air storage bag 66. One side of the mounting plate 5 facing the cabinet door 2 is provided with a gas storage groove 54 for placing a gas storage bag 66, and a gas transmission pipe 65 penetrates through the groove bottom of the gas storage groove 54.
Referring to fig. 6 and 7, the groove wall of the sliding groove 53 is provided with a relief groove 55 corresponding to the air storage groove 54, the groove wall of the relief groove 55 is provided with a connecting groove 56 communicated with the air storage groove 54, one side of the locking block 51 is fixedly connected with a relief block 511 sliding in the relief groove 55, and the sliding direction of the relief block 511 is synchronous with the locking block 51. The position block 511 is fixedly connected with a top block 512 sliding in the connecting groove 56, and the top block 512 can extend into the air storage groove 54 to squeeze the air storage bag 66.
Referring to fig. 1 and 2, the top fixedly connected with intercommunication cabinet body 1 inside outlet duct 12, bottom fixedly connected with intercommunication cabinet body 1 in intake pipe 13, outlet duct 12 and intake pipe 13 pass through fan 14 intercommunication, fan 14 fixedly connected with in cabinet body 1's top, the inside of cabinet body 1 is followed the direction of height interval fixedly connected with two baffles 15, the inside degree of depth of baffle 15 appearance cabinet body 1 is arranged, the quantity of baffles 15 is selected according to actual demand, a plurality of through-hole 16 has been seted up to baffle 15, the quantity of through-hole 16 also is selected according to actual demand.
Referring to fig. 1 and 2, heating pipes are embedded in the five side walls of the cabinet body 1 and the cabinet door 2, not shown in the drawing, a plurality of hollow water jackets 17 are fixedly connected to the peripheral outer wall of the cabinet body 1, the number of the water jackets 17 is selected according to actual requirements, the material of the water jackets 17 is the same as that of the cabinet body 1 and the cabinet door 2, and the water jackets 17 are connected with a water inlet pipe and a water outlet pipe.
Referring to fig. 1 and 2, the vacuum pumping device 3 includes a vacuum pump 31 fixedly connected to the fixing base and located at the back of the cabinet body 1, a pumping tube 32 fixedly connected to the cabinet body 1 and connected to the vacuum pump 31, an electromagnetic valve fixedly connected to the pumping tube 32, a controller installed on the cabinet body 1, and a connecting tube 11 is fixedly connected with the electromagnetic valve, wherein the controller controls the on-off of the pumping tube 32 and the connecting tube 11 and the flow rate of gas passing through the pumping tube 32 and the connecting tube 11 through the electromagnetic valve, so that the stepped vacuum pumping and the on-off effect can be realized.
The implementation principle of the vacuum drying device and the drying method in embodiment 1 of the application is as follows:
the motor 734 drives the worm 733, the worm 733 drives the worm wheel 732 to rotate, the worm wheel 732 drives the rotation shaft 731 to rotate, the rotation shaft 731 drives the rotation seat 71 to rotate, the hinge rod 72 drives the locking block 51 to slide, and the locking block 51 stretches out of the peripheral side wall of the mounting plate 5 and is clamped into the locking groove 41. The bit block 511 slides in the relief groove 55, the top block 512 slides in the connecting groove 56, one end of the top block 512 extends into the gas storage groove 54, and the top block 512 extrudes the gas storage bag 66, so that gas in the gas storage bag 66 enters the strong gas ring 62 through the gas pipe 65.
Example 2 of the present application discloses a vacuum drying apparatus.
The difference between this embodiment 2 and embodiment 1 is that, referring to fig. 8, a plurality of aeration loops 9 are fixedly connected to the inside of the cabinet body 1, the number of the aeration loops 9 is selected according to the actual requirement, the plurality of aeration loops 9 are uniformly arranged along the depth direction inside the cabinet body 1, the aeration loops 9 extend along the peripheral inner wall of the cabinet body 1, an aeration connecting pipe 91 is connected between two opposite side pipes of the aeration loops 9, the aeration connecting pipe 91 is communicated with the aeration loops 9, and aeration holes 92 are formed in both the aeration loops 9 and the aeration connecting pipe 91.
The implementation principle of the vacuum drying device and the drying method in embodiment 2 of the application is as follows:
under the action of the fan 14, the air inlet pipe 13 and the air outlet pipe 12, the air is discharged from the aeration holes 92 through the aeration ring pipe 9 and the aeration connecting pipe 91, so that the temperature and the humidity in the cabinet body 1 can be further uniform.
Second aspect
The embodiment of the application discloses a vacuum drying method, which comprises the following steps:
drying is started, the suture line to be dried is placed into the cabinet body 1, the cabinet door 2 is closed, the mounting plate 5 is embedded into the mounting frame 4, the driving mechanism 7 drives the locking block 51 to be clamped into the corresponding locking groove 41, and the cabinet door 2 and the cabinet body 1 are locked, so that the cabinet door 2 and the cabinet body 1 are fixed. The cabinet body 1 is provided with a connecting pipe 11, and the dried nitrogen is sequentially passed through a nitrogen pipe 81 and the connecting pipe 11 by a nitrogen drier 8, and the cabinet body 1 is filled with the dried nitrogen for drying;
the vacuum air extraction device 3 is started, the vacuum air extraction device 3 comprises a vacuum pump 31 arranged on the cabinet body 1, an air extraction pipe 32 for connecting the cabinet body 1 and the vacuum pump 31, an electromagnetic valve arranged on the air extraction pipe 32, and a controller arranged on the cabinet body 1, wherein the electromagnetic valve is also arranged on the connecting pipe 11, and the controller controls the on-off of the air extraction pipe 32 and the connecting pipe 11 and the flow rate of gas passing through the air extraction pipe 32 and the connecting pipe 11 through the electromagnetic valve;
the internal circulation sucks out the gas of the upper layer inside the cabinet body 1 through the fan 14 and the gas outlet pipe 12, and then blows in from the lower layer inside the cabinet body 1 through the gas inlet pipe 13, so as to keep the temperature and the humidity in the cabinet body 1 uniform;
the cabinet is characterized in that the cabinet is uniformly heated, heating pipes are embedded in the five side walls of the cabinet body 1 and the cabinet door 2, a plurality of water jackets 17 are fixedly arranged on the peripheral outer wall of the cabinet body 1, and the water jackets 17 are provided with a water inlet pipe and a water outlet pipe.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. The utility model provides a vacuum drying device, includes cabinet body (1), vacuum air exhaust device (3), dry nitrogen gas machine (8), rotate connect in cabinet door (2) on one side of the opening of cabinet body (1), its characterized in that: the novel cabinet is characterized in that an installation frame (4) is fixedly arranged on one side of an opening of the cabinet body (1), an installation plate (5) embedded into the installation frame (4) is fixedly arranged on one side of the cabinet door (2), a sealing ring (6) is arranged on one side of the installation plate (5), locking blocks (51) are arranged on the peripheral side walls of the installation plate (5) in a telescopic sliding manner, locking grooves (41) for the locking blocks (51) to be clamped in are formed in the peripheral inner walls of the installation frame (4), and a driving mechanism (7) for driving the locking blocks (51) to slide is arranged on the cabinet door (2);
the sealing ring (6) comprises a bottom ring (61) fixedly connected to one side of the mounting plate (5) and a reinforcing balloon (62) embedded on the bottom ring (61), the bottom ring (61) is provided with a ring groove (63) for embedding the reinforcing balloon (62), and the circumferential groove wall of the ring groove (63) is provided with a caulking groove (64) along the circumferential direction.
2. The vacuum drying apparatus according to claim 1, wherein: the driving mechanism (7) comprises a rotating seat (71) which is rotatably arranged on the mounting plate (5), hinge rods (72) which are in one-to-one correspondence with the locking blocks (51), and a driving piece (73) which is arranged on the cabinet door (2) and used for driving the rotating seat (71) to rotate, wherein one end of the hinge rod (72) is hinged with the circumferential side wall of the rotating seat (71), and the other end of the hinge rod is hinged with the locking blocks (51).
3. The vacuum drying apparatus according to claim 2, wherein: the mounting plate (5) is provided with a rotating groove (52) for the rotating seat (71) to rotate, the side walls around the mounting plate (5) are provided with sliding grooves (53) for the locking blocks (51) to slide, and the sliding grooves (53) are communicated with the rotating groove (52).
4. A vacuum drying apparatus according to claim 3, wherein: the reinforced balloon (62) is provided with a gas pipe (65) penetrating through the groove bottom of the ring groove (63), one end of the gas pipe (65) is communicated with the reinforced balloon (62), the other end of the gas pipe is provided with a gas storage bag (66), the mounting plate (5) is provided with a gas storage groove (54) for placing the gas storage bag (66), the gas pipe (65) penetrates through the groove bottom of the gas storage groove (54), the groove wall of the sliding groove (53) is provided with a yielding groove (55), the groove wall of the yielding groove (55) is provided with a connecting groove (56) communicated with the gas storage groove (54), the locking block (51) is fixedly provided with a yielding block (511) sliding in the yielding groove (55), the yielding block (511) is fixedly provided with a top block (512) sliding in the connecting groove (56), and the top block (512) stretches into the gas storage groove (54).
5. The vacuum drying apparatus according to claim 2, wherein: the driving piece (73) comprises a rotating shaft (731) axially fixedly arranged on the rotating seat (71), a worm wheel (732) fixedly arranged on the rotating shaft (731), a worm (733) meshed with the worm wheel (732), and a motor (734) fixedly arranged on the cabinet door (2), an output shaft of the motor (734) is fixedly connected with the worm (733), and the rotating shaft (731) penetrates through the cabinet door (2).
6. The vacuum drying apparatus according to claim 1, wherein: the top of the cabinet body (1) is fixedly provided with an air outlet pipe (12) communicated with the inside of the cabinet body (1), the bottom of the cabinet body is fixedly provided with an air inlet pipe (13) communicated with the inside of the cabinet body (1), and the air outlet pipe (12) is communicated with the air inlet pipe (13) through a fan (14).
7. The vacuum drying apparatus according to claim 6, wherein: the inside of the cabinet body (1) is provided with a plurality of baffle plates (15), and the baffle plates (15) are provided with a plurality of through holes (16).
8. The vacuum drying apparatus according to claim 6, wherein: the novel water tank is characterized in that a plurality of aeration loops (9) are arranged in the tank body (1), the aeration loops (9) extend along the peripheral inner wall of the tank body (1), a plurality of aeration connecting pipes (91) are arranged on the aeration loops (9), the aeration connecting pipes (91) are communicated with the aeration loops (9), aeration holes (92) are formed in the aeration connecting pipes (91) and the aeration loops (9), and the aeration loops (9) are communicated with the air inlet pipe (13).
9. A vacuum drying method, characterized in that: the method comprises the following steps:
starting to dry, putting a suture line to be dried into the cabinet body (1), closing the cabinet door (2), embedding the mounting plate (5) into the mounting frame (4), driving the locking block (51) to be clamped into the corresponding locking groove (41) through the driving mechanism (7), and locking the cabinet door (2) and the cabinet body (1) by the lock, so as to fix the cabinet door (2) and the cabinet body (1); a connecting pipe (11) is arranged on the cabinet body (1), and dry nitrogen is sequentially led into the cabinet body (1) through a nitrogen pipe (81) and the connecting pipe (11) by a nitrogen drier (8) to be dried;
the vacuum air extraction device (3) is started, the vacuum air extraction device (3) comprises a vacuum pump (31) arranged on the cabinet body (1), an air extraction pipe (32) for connecting the cabinet body (1) and the vacuum pump (31), an electromagnetic valve arranged on the air extraction pipe (32), and a controller arranged on the cabinet body (1), the electromagnetic valve is also arranged on the connecting pipe (11), and the controller controls the on-off of the air extraction pipe (32) and the connecting pipe (11) and the flow rate of gas passing through the air extraction pipe (32) and the connecting pipe (11) through the electromagnetic valve;
the internal circulation is that the air in the upper layer inside the cabinet body (1) is sucked out through a fan (14) and an air outlet pipe (12), and then is blown in from the lower layer inside the cabinet body (1) through an air inlet pipe (13), so that the temperature and the humidity in the cabinet body (1) are kept uniform;
the heating cabinet is characterized in that the heating cabinet is uniformly heated, heating pipes are embedded in the five side walls of the cabinet body (1) and the cabinet door (2), a plurality of water jackets (17) are fixedly arranged on the peripheral outer wall of the cabinet body (1), and the water jackets (17) are provided with a water inlet pipe and a water outlet pipe.
CN202310238799.7A 2023-03-14 2023-03-14 Vacuum drying device and drying method Pending CN116026122A (en)

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Application publication date: 20230428