CN112402669A - Square door self-sealing structure of sterilizer - Google Patents

Square door self-sealing structure of sterilizer Download PDF

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Publication number
CN112402669A
CN112402669A CN202011422950.5A CN202011422950A CN112402669A CN 112402669 A CN112402669 A CN 112402669A CN 202011422950 A CN202011422950 A CN 202011422950A CN 112402669 A CN112402669 A CN 112402669A
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CN
China
Prior art keywords
sealing
door
door frame
square
sterilizer
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Pending
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CN202011422950.5A
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Chinese (zh)
Inventor
牟春兰
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Individual
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Individual
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Priority to CN202011422950.5A priority Critical patent/CN112402669A/en
Publication of CN112402669A publication Critical patent/CN112402669A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/26—Accessories or devices or components used for biocidal treatment
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
    • E06B1/04—Frames for doors, windows, or the like to be fixed in openings
    • E06B1/52—Frames specially adapted for doors
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
    • E06B7/23—Plastic, sponge rubber, or like strips or tubes

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

The application discloses a sterilizer square door self-sealing structure, which relates to the field of disinfection and sterilization equipment in medical instruments and comprises a square door frame, a door seat and a sealing door plate, wherein the door frame is arranged on a sterilizer cavity, the door seat is arranged on one side of the square door frame, locking teeth are respectively arranged on two mutually parallel sides of the sealing door plate, and an inclined first pre-pressing inclined plane is arranged on the front side surface of each locking tooth; the sealing door plate is hinged with the door seat, two parallel sides of the door frame are respectively provided with a limiting sliding chute, a movable sliding block capable of sliding in the limiting sliding chute is arranged in the limiting sliding chute, a pressing locking tooth matched with the locking tooth is arranged on the movable sliding block at the front side of the door frame, and an inclined second pre-pressing inclined surface matched with the first pre-pressing inclined surface is arranged on the rear side surface of the pressing locking tooth; the driving device is used for driving the movable sliding block to slide in the limiting sliding chute; an annular self-sealing rubber strip is arranged on the front side of the door frame. The invention has the advantages of simple structure, low manufacturing cost, safe and reliable sealing, long service life and the like.

Description

Square door self-sealing structure of sterilizer
Technical Field
The invention relates to the field of disinfection and sterilization equipment in medical instruments, in particular to a square door self-sealing structure of a sterilizer, which has the advantages of simple structure, low manufacturing cost, safe and reliable sealing and long service life.
Background
It is known that medical sterilization equipment is a pressure vessel and reliable sealing is a key feature of sterilizers. The current square door sealing structure of the sterilizer is as follows: be equipped with square door frame on the sterilizer cavity, square door frame one side is equipped with the door seat, it has sealed door plant to articulate on the door seat, sealed door plant can cover on square door frame, be equipped with mutually supported door plant locking device on sealed door plant and the square door frame, be equipped with the annular sealed spout around door frame a week on the square door frame front side, be equipped with gliding around can in the sealed spout, the whole day is the joint strip of rectangle, be equipped with the air compression device and the evacuating device with the sealed spout intercommunication of joint strip rear side. When the sealing door plate is used, after the sealing door plate is covered on the square door frame, the door plate locking device locks and fixes the sealing door plate and the square door frame, and the sealing rubber strip is positioned in the sealing sliding groove of the door frame; and introducing high-pressure gas into the sealing sliding groove at the rear side of the sealing rubber strip by using an air compression device, pushing out the sealing rubber strip forward, pressing the sealing rubber strip on the rear side of the sealing door plate, and sealing the sealing door plate and the square door frame. After the disinfection and sterilization are finished, the sealing rubber strip is completely pumped back into the sealing sliding groove by using the vacuumizing device, and the sealing door is opened. The existing square door sealing structure of the sterilizer can only realize sealing by a special compressed air system and a special vacuum pumping system, has high cost and has potential safety hazard of unreliable sealing; the sealing rubber strip repeatedly moves back and forth in the sealing sliding groove, the rubber strip is subjected to severe friction and mechanical damage, the service life of the sealing rubber strip is short, the frequency of replacing the rubber strip is high, and the use cost is high; the requirements on the smoothness and the manufacturing precision of the sealing sliding chute are high, and the manufacturing cost is high.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides the self-sealing structure of the square door of the sterilizer, which has the advantages of simple structure, low manufacturing cost, safe and reliable sealing, long service life of a sealing rubber strip and low use cost.
The technical scheme adopted by the invention for solving the defects of the prior art is as follows:
a sterilizer square door self-sealing structure comprises a square door frame, a door seat and a sealing door plate, wherein the door frame is arranged on a sterilizer cavity, and the door seat is arranged on one side of the square door frame; the sealing door plate is hinged with the door seat, two parallel sides of the door frame are respectively provided with a limiting sliding chute, a movable sliding block capable of sliding in the limiting sliding chute is arranged in the limiting sliding chute, a pressing locking tooth matched with the locking tooth is arranged on the movable sliding block at the front side of the door frame, and an inclined second pre-pressing inclined surface matched with the first pre-pressing inclined surface is arranged on the rear side surface of the pressing locking tooth; the driving device is used for driving the movable sliding block to slide in the limiting sliding chute; an annular self-sealing rubber strip is arranged on the front side of the door frame.
The annular self-sealing rubber strip comprises an annular connecting part and an annular sealing lip part, wherein the annular sealing lip part is arranged opposite to the annular connecting part, the annular sealing lip part is connected with the outer side of the opposite surface of the annular connecting part, and a gas inlet notch is formed in the inner side of the opposite surface of the annular sealing lip part and the annular connecting part. Annular connecting portion and square door frame front side fixed connection, when sealing door plant closed, the laminating on square door frame, annular seal lip limit portion and the laminating of sealing door plant contact, when the sterilizer cavity is inside to have gas pressure to rise, in the gaseous income notch, compress tightly the laminating with annular seal lip limit portion on sealing door plant, realize sealedly.
The cross section of the annular connecting part is rectangular, the cross section of the annular sealing lip part is wedge-shaped, an annular mounting groove matched with the annular connecting part is arranged on the front side of the square door frame, and the annular connecting part is mounted in the annular mounting groove.
The sealing door plate is square, the left side and the right side of the sealing door plate are respectively provided with at least 2 locking teeth, the upper part of the front side surface of each locking tooth is provided with an inclined first prepressing inclined surface, the limiting sliding grooves are respectively arranged on the left side and the right side of a door frame, the limiting sliding grooves are internally provided with moving sliding blocks capable of sliding up and down in the limiting sliding grooves, the moving sliding blocks on the front side of the door frame are provided with at least 2 pressing locking teeth matched with the locking teeth, and the lower part of the rear side surface of each pressing locking tooth is provided with an inclined second prepressing inclined surface matched with the.
The structure of the limiting sliding chute is as follows: the periphery of the square door frame protrudes out of the sterilizer cavity, a sliding groove seat is arranged on the part of the door frame protruding out of the sterilizer cavity, the sliding groove seat and the door frame are matched to form a limiting sliding groove with an L-shaped cross section, one arm of the L-shaped cross section of the limiting sliding groove is positioned at the rear side of the door frame, and the other arm of the L-shaped cross section of the limiting sliding groove is positioned at the outer side of the door frame; the movable sliding block is in a sliding strip shape with an L-shaped cross section and matched with the limiting sliding groove.
Two door seats which are parallel to each other are arranged on one side of the square door frame, supporting arms which can swing back and forth are respectively hinged to the two door seats, and the end parts of the supporting arms are hinged to the sealing door plate through hinge seats. The support to sealing door board is more stable, and sealing door board's opening and shutting is more smooth and easy. The door seat and the chute seat are made into a whole, so that the structure is more compact.
The driving device is characterized in that a power source is arranged on one side of the movable sliding block, and a power output end of the power source is hinged with the movable sliding block. The power source is a cylinder, an oil cylinder or an electric push rod.
The invention further improves the structure, the sealing door plate is square, 3-10 locking teeth which are arranged in the vertical direction are uniformly distributed on the left side and the right side of the sealing door plate respectively, a first prepressing inclined plane which inclines forwards from bottom to top is arranged at the lower part of the front side surface of the locking tooth on the left side of the sealing door plate, the upper part of the front side surface of the locking tooth on the left side of the sealing door plate is a vertical binding surface, a first prepressing inclined plane which inclines forwards from top to bottom is arranged at the upper part of the front side surface of the locking tooth on the right side of the sealing door plate, and a vertical binding surface; the limiting sliding chutes are respectively arranged on the left side and the right side of the door frame, a moving sliding block capable of sliding up and down in the limiting sliding chutes is arranged in the limiting sliding chutes, 3-10 pressing locking teeth matched with the locking teeth are uniformly distributed on the moving sliding block on the front side of the square door frame in the vertical direction, a second prepressing inclined plane which is matched with the first prepressing inclined plane of the locking teeth on the left side of the sealing door panel and inclines backwards from top to bottom is arranged on the upper portion of the rear side of the pressing locking teeth on the left side of the sealing door panel, a vertical binding plane is arranged on the lower portion of the rear side of the pressing locking teeth on the right side of the sealing door panel, a second prepressing inclined plane which is matched with the first prepressing inclined plane of the locking teeth on the right side of the sealing door panel and inclines backwards from bottom to top is arranged; drive arrangement include power supply, articulated seat and transmission bridge plate, articulated seat fixed set up on square door frame downside, transmission bridge plate middle part articulated with articulated seat, both ends can be around articulated seat luffing motion, the both ends of transmission bridge plate are articulated with the removal slider of the sealed door plant left and right sides respectively, the power supply link to each other, be used for driving transmission bridge plate luffing motion with the one end of transmission bridge plate. The two ends of the transmission bridge plate are respectively provided with a long strip-shaped hinged sliding hole arranged in the left and right directions, and the movable sliding blocks on the left and right sides of the sealing door plate are respectively connected with the two ends of the transmission bridge plate through hinged pin shafts capable of sliding left and right in the long strip-shaped hinged sliding holes. When the two ends of the transmission bridge plate move up and down, the movable sliding block is driven to move up and down.
When the self-sealing door plate pressing device works, the sealing door plate is pushed to rotate around the supporting arm and the door seat, so that the sealing door plate is pressed on the front side of the door frame, and the self-sealing rubber strip is positioned between the sealing door plate and the door frame; when the sealing door plate is pressed on the front side of the door frame, the locking teeth on the sealing door plate slide in a staggered manner with the pressing locking teeth on the movable sliding block, which are matched with the locking teeth, and when the sealing door plate is pressed on the front side of the door frame, the locking teeth are positioned on the rear side of the pressing locking teeth. The driving device drives the moving slide block to slide in the limiting slide groove, the pressing locking tooth is driven to move to the position right in front of the locking tooth matched with the pressing locking tooth, in the process, the second pre-pressing inclined surface on the rear side surface of the pressing locking tooth is matched with the first pre-pressing inclined surface on the front side surface of the locking tooth, and the pressing locking tooth moves backwards, so that the sealing door plate is driven to move backwards integrally, and pre-pressing force is generated on the self-sealing rubber strip. When the gas pressure in the sterilizer cavity rises, the self-sealing rubber strip is further compressed on the sealing door plate to realize sealing. The invention does not need a compressed air source and a vacuum pumping system, reduces the cost and eliminates a plurality of fault hidden dangers; the self-sealing adhesive tape has no displacement and is not easy to be damaged by machinery, and the service life is greatly prolonged; the sealing is reliable, and hidden dangers such as air leakage and air leakage of the rubber strip in the use process are eliminated; the requirement on the machining and manufacturing precision of the sealing rubber strip mounting groove on the door frame is greatly reduced, and the manufacturing cost is reduced; the product field of the sterilizer is expanded.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a sectional view B-B of fig. 2.
FIG. 4 is a schematic cross-sectional (one-sided) view of a self-sealing strip of the present invention.
Fig. 5 is a schematic perspective view of the sealing door panel of the present invention in an open state.
Detailed Description
The self-sealing structure of the square door of the sterilizer shown in fig. 1-5 comprises a square door frame 7, a door seat 4 and a sealing door plate 5, wherein the square door frame 7 is arranged on the sterilizer cavity 1, the periphery of the square door frame 7 protrudes out of the sterilizer cavity 14, the door seat 4 is arranged on the left side of the square door frame 7 and is fixedly connected with the square door frame 7, and the door seat can also be fixedly connected with the sterilizer cavity. The two parallel sides (left and right or up and down) of the sealing door panel 5 are respectively provided with locking teeth 8 in an array mode, and the front side surface of each locking tooth 8 is provided with a first pre-pressing inclined surface 16 which is inclined (front and back); a supporting arm 3 which can swing back and forth is hinged on the door seat 4, the middle part of the sealing door panel 5 (in the left and right direction) is hinged with the end part of the supporting arm 3 through a hinge seat 2, two sides (left and right or up and down) which are parallel to each other of the door frame 7 are respectively provided with a limiting sliding chute, a moving sliding block 1 which can slide in the limiting sliding chute (up and down or left and right) and has a part protruding forwards out of the front side of the door frame is arranged in the limiting sliding chute, a pressing locking tooth 11 matched with the locking tooth 8 is arrayed on the moving sliding block 1 at the front side of the square door frame, and a second pre-pressing inclined surface 15 which is inclined (back and forth) and matched; the driving device 6 is arranged for driving the movable sliding block 1 to slide in the limiting sliding chute; an annular self-sealing rubber strip 9 surrounding the door frame is arranged on the front side of the square door frame 7. As can be seen from fig. 2 and 4, the annular self-sealing rubber strip 9 includes an annular connecting portion 17 and an annular sealing lip portion 18, the annular sealing lip portion 18 and the annular connecting portion are disposed in front and rear opposition, the annular sealing lip portion 18 is connected to an outer side (annular outer side portion) of an opposing surface of the annular connecting portion 17, and an inner side (annular inner side portion) of an opposing surface of the annular sealing lip portion 18 and the annular connecting portion 17 is provided with a gas inlet notch 19; the cross section (unilateral) of annular connecting portion 17 is the rectangle, and annular sealing lip portion 18 cross section (unilateral) is the wedge, square door frame 7 front side on be equipped with annular connecting portion 17 matched with annular mounting groove, annular connecting portion install in annular mounting groove. When the sealing door plate is closed and attached to the square door frame, the annular sealing lip edge part 18 is in contact and attached with the sealing door plate 5, the sliding block is moved to drive the pressing locking tooth 11 to extrude the locking tooth 8, the sealing door plate can be pressed to move backwards, pre-pressing force is generated on the annular sealing lip edge part 18, and preliminary sealing is formed; when the pressure of gas in the sterilizer cavity is increased, the gas enters the notch 19 and presses and attaches the annular sealing lip edge part on the sealing door plate, so that high-pressure sealing is realized.
The invention further improves, the said sealed door plant 5 is square, 8 locking teeth 8 that arrange from top to bottom are evenly distributed on the left and right sides of the sealed door plant 5 separately, the front lower part of the locking tooth 8 on the left side of the sealed door plant has the first prepressing inclined plane that inclines forward from bottom to top, the front upper part of the locking tooth on the left side of the sealed door plant is the vertical binding surface, the front upper part of the locking tooth 8 on the right side of the sealed door plant has the first prepressing inclined plane 16 that inclines forward from top to bottom, the front lower part of the locking tooth 8 on the right side of the sealed door plant is the vertical binding surface; the limit chutes are respectively arranged on the left side and the right side of the door frame 7, the limit chutes are internally provided with movable sliding blocks 1 capable of sliding up and down in the limit chutes, and 8 pressing locking teeth 11 matched with the locking teeth 8 are uniformly distributed on the movable sliding blocks 1 on the front side of the square door frame in the up-down direction; as can be seen from fig. 1, 2 and 3, the structure of the limiting chute is as follows: the periphery of the square door frame 7 protrudes out of the sterilizer cavity 14, the part of the door frame 7 protruding out of the sterilizer cavity is provided with a sliding groove seat 10, and as can be seen from the figure, the parts of the left side and the right side of the door frame 7 protruding out of the sterilizer cavity are respectively provided with two sliding groove seats; the chute seat 10 and the door frame are matched to form a limiting chute with an L-shaped cross section and a through up-down structure, one arm of the L-shaped cross section of the limiting chute is positioned at the rear side of the door frame 7, and the other arm of the L-shaped cross section of the limiting chute is positioned at the outer side of the door frame 7; the movable sliding block 1 is in a sliding strip shape with an L-shaped cross section and matched with the limiting sliding groove, and one L-shaped arm of the movable sliding block 1 protrudes forwards to the front side of the door frame; the pressing locking teeth 11 are arranged on a movable sliding block protruding out of the front side of the doorframe. The lower part of the rear side surface of the pressing locking tooth 11 positioned on the right side of the sealing door panel 5 is provided with a second prepressing inclined surface 15 which is matched with a first prepressing inclined surface 16 of the locking tooth 8 on the right side of the sealing door panel and inclines from bottom to top, the upper part of the rear side surface of the pressing locking tooth 11 positioned on the right side of the sealing door panel is a vertical binding surface, the upper part of the rear side surface of the pressing locking tooth positioned on the left side of the sealing door panel is provided with a second prepressing inclined surface which is matched with the first prepressing inclined surface of the locking tooth on the left side of the sealing door panel and inclines from top to bottom; drive arrangement include power supply 6 (cylinder, hydro-cylinder or electric putter), articulated seat 13 and transmission bridge plate 12, articulated seat 13 fixed set up on square door frame 7 downside, transmission bridge plate 12 middle part articulated with articulated seat 13, both ends can be around articulated seat 13 luffing motion, the both ends of transmission bridge plate 12 are articulated with the removal slider 1 of the sealed door plant left and right sides respectively, power supply 6 articulated, be used for driving the transmission bridge plate luffing motion with the one end of transmission bridge plate. The two ends of the transmission bridge plate 12 are respectively provided with a long strip hinged sliding hole arranged in the left and right directions, and the movable sliding blocks on the left and right sides of the sealing door plate are respectively connected with the two ends of the transmission bridge plate through hinged pin shafts capable of sliding left and right in the long strip hinged sliding holes. When the two ends of the transmission bridge plate move up and down, the movable sliding block is driven to move up and down.
When the self-sealing door plate pressing device works, the sealing door plate is pushed to rotate around the supporting arm and the door seat, so that the sealing door plate is pressed on the front side of the door frame, and the self-sealing rubber strip is positioned between the sealing door plate and the door frame; when the sealing door plate is pressed on the front side of the door frame, the locking teeth on the sealing door plate slide in a staggered manner with the pressing locking teeth on the movable sliding block, which are matched with the locking teeth, and when the sealing door plate is pressed on the front side of the door frame, the locking teeth are positioned on the rear side of the pressing locking teeth. The driving device drives the left side of the transmission bridge plate 12 to move upwards to drive the moving slide block on the left side of the sealing door plate to move upwards and the moving slide block on the right side of the sealing door plate to move downwards to drive the pressing locking tooth to move right in front of the locking tooth matched with the pressing locking tooth; the driving device drives the two moving slide blocks to synchronously move, the structure is simple, the cost is saved, meanwhile, the sealing door plate synchronously translates and presses on the self-sealing rubber strip, the self-sealing rubber strip is prevented from being folded and bent, and the service life is prolonged; when the pressing locking tooth moves to the position right in front of the locking tooth, the binding surfaces of the pressing locking tooth and the locking tooth are tightly attached, and the binding surfaces are vertical surfaces, so that the pressing locking tooth and the locking tooth cannot move relatively due to pressure. When the gas pressure in the sterilizer cavity is increased, the gas enters the notch and presses and attaches the annular sealing lip edge part to the sealing door plate, so that high-pressure sealing is realized, and the larger the internal pressure of the sterilizer cavity is, the more reliable the sealing is. The invention does not need a compressed air source and a vacuum pumping system, reduces the cost and eliminates a plurality of fault hidden dangers; the self-sealing adhesive tape has no displacement and is not easy to be damaged by machinery, and the service life is greatly prolonged; the sealing is reliable, and hidden dangers such as air leakage and air leakage of the rubber strip in the use process are eliminated; the requirement on the machining and manufacturing precision of the sealing rubber strip mounting groove on the door frame is greatly reduced, and the manufacturing cost is reduced; the product field of the sterilizer is expanded, for example, the lower exhaust square sterilizer can realize sealing without compressed air and a vacuum system.

Claims (7)

1. The utility model provides a square door self sealss structure of sterilizer, includes square door frame, door seat and sealed door plant, the door frame setting is on the sterilizer cavity, and the door seat setting is in square door frame one side, its characterized in that: the two parallel sides of the sealing door plate are respectively provided with a locking tooth, and the front side surface of the locking tooth is provided with an inclined first pre-pressing inclined surface; the sealing door plate is hinged with the door seat, two parallel sides of the door frame are respectively provided with a limiting sliding chute, a movable sliding block capable of sliding in the limiting sliding chute is arranged in the limiting sliding chute, a pressing locking tooth matched with the locking tooth is arranged on the movable sliding block at the front side of the door frame, and an inclined second pre-pressing inclined surface matched with the first pre-pressing inclined surface is arranged on the rear side surface of the pressing locking tooth; the driving device is used for driving the movable sliding block to slide in the limiting sliding chute; an annular self-sealing rubber strip is arranged on the front side of the door frame.
2. The sterilizer square door self-sealing structure according to claim 1, wherein: annular self sealss adhesive tape include annular connecting portion and annular seal lip limit portion, annular seal lip limit portion sets up with annular connecting portion relatively, annular seal lip limit portion links to each other with the outside of annular connecting portion opposite face, annular seal lip limit portion is equipped with the gas entering notch with the inboard of annular connecting portion opposite face.
3. The sterilizer square door self-sealing structure according to claim 1, wherein: the sealing door plate is square, at least 2 locking teeth are arranged on the left side and the right side of the sealing door plate respectively, a first inclined prepressing face is arranged on the upper portion of the front side face of each locking tooth, limiting sliding grooves are arranged on the left side and the right side of a door frame respectively, a movable sliding block capable of sliding up and down in each limiting sliding groove is arranged in each limiting sliding groove, at least 2 pressing locking teeth matched with the locking teeth are arranged on the movable sliding block on the front side of the square door frame, and a second inclined prepressing face is arranged on the lower portion of the rear side face of each pressing locking tooth and matched with the first inclined.
4. The sterilizer square door self-sealing structure according to claim 1, wherein: the structure of the limiting sliding groove is as follows: the periphery of the square door frame protrudes out of the sterilizer cavity, a sliding groove seat is arranged on the part of the door frame protruding out of the sterilizer cavity, the sliding groove seat and the door frame are matched to form a limiting sliding groove with an L-shaped cross section, one arm of the L-shaped cross section of the limiting sliding groove is positioned at the rear side of the door frame, and the other arm of the L-shaped cross section of the limiting sliding groove is positioned at the outer side of the door frame; the movable sliding block is in a sliding strip shape with an L-shaped cross section and matched with the limiting sliding groove.
5. The sterilizer square door self-sealing structure according to claim 2, wherein: the cross section of the annular connecting part is rectangular, the cross section of the annular sealing lip part is wedge-shaped, an annular mounting groove matched with the annular connecting part is formed in the front side of the square door frame, and the annular connecting part is mounted in the annular mounting groove.
6. The sterilizer square door self-sealing structure according to any one of claims 1 to 5, wherein: the sealing door plate is square, 3-10 locking teeth which are arranged in the vertical direction are uniformly distributed on the left side and the right side of the sealing door plate respectively, a first prepressing inclined plane which inclines forwards from bottom to top is arranged at the lower part of the front side of each locking tooth on the left side of the sealing door plate, the upper part of the front side of each locking tooth on the left side of the sealing door plate is a vertical binding surface, a first prepressing inclined plane which inclines forwards from top to bottom is arranged at the upper part of the front side of each locking tooth on the right side of the sealing door plate, and the lower part of the front side of; the limiting sliding chutes are respectively arranged on the left side and the right side of the door frame, a moving sliding block capable of sliding up and down in the limiting sliding chutes is arranged in the limiting sliding chutes, 3-10 pressing locking teeth matched with the locking teeth are uniformly distributed on the moving sliding block on the front side of the square door frame in the vertical direction, a second prepressing inclined plane which is matched with the first prepressing inclined plane of the locking teeth on the left side of the sealing door panel and inclines backwards from top to bottom is arranged on the upper portion of the rear side of the pressing locking teeth on the left side of the sealing door panel, a vertical binding plane is arranged on the lower portion of the rear side of the pressing locking teeth on the right side of the sealing door panel, a second prepressing inclined plane which is matched with the first prepressing inclined plane of the locking teeth on the right side of the sealing door panel and inclines backwards from bottom to top is arranged; drive arrangement include power supply, articulated seat and transmission bridge plate, articulated seat fixed set up on square door frame downside, transmission bridge plate middle part articulated with articulated seat, both ends can be around articulated seat luffing motion, the both ends of transmission bridge plate are articulated with the removal slider of the sealed door plant left and right sides respectively, the power supply link to each other, be used for driving transmission bridge plate luffing motion with the one end of transmission bridge plate.
7. The sterilizer square door self-sealing structure according to claim 6, wherein: the two ends of the transmission bridge plate are respectively provided with a long strip-shaped hinged sliding hole arranged in the left and right directions, and the movable sliding blocks on the left and right sides of the sealing door plate are respectively connected with the two ends of the transmission bridge plate through hinged pin shafts capable of sliding left and right in the long strip-shaped hinged sliding holes.
CN202011422950.5A 2020-12-08 2020-12-08 Square door self-sealing structure of sterilizer Pending CN112402669A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011422950.5A CN112402669A (en) 2020-12-08 2020-12-08 Square door self-sealing structure of sterilizer

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CN202011422950.5A CN112402669A (en) 2020-12-08 2020-12-08 Square door self-sealing structure of sterilizer

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CN112402669A true CN112402669A (en) 2021-02-26

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