WO2021243557A1 - Nouvelle structure de verrou - Google Patents

Nouvelle structure de verrou Download PDF

Info

Publication number
WO2021243557A1
WO2021243557A1 PCT/CN2020/093921 CN2020093921W WO2021243557A1 WO 2021243557 A1 WO2021243557 A1 WO 2021243557A1 CN 2020093921 W CN2020093921 W CN 2020093921W WO 2021243557 A1 WO2021243557 A1 WO 2021243557A1
Authority
WO
WIPO (PCT)
Prior art keywords
steel ball
movable cavity
sleeve
rotating sleeve
hole
Prior art date
Application number
PCT/CN2020/093921
Other languages
English (en)
Chinese (zh)
Inventor
栾光辉
林福运
贺海华
岑林波
Original Assignee
厦门美科物联科技有限公司
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 厦门美科物联科技有限公司 filed Critical 厦门美科物联科技有限公司
Priority to PCT/CN2020/093921 priority Critical patent/WO2021243557A1/fr
Publication of WO2021243557A1 publication Critical patent/WO2021243557A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00—Locks or fastenings with special structural characteristics
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use

Definitions

  • the invention relates to the field of locks, in particular to a new type of lock structure.
  • vending machines closed unmanned retail
  • the increase in market demand for vending machines has brought greater market demand for vending machine locks.
  • the cabinet door and the body cannot have a magnetic seal function like a refrigerator, and can only rely on the locking function of the lock to ensure that the cabinet door will not shake after being locked, so as to realize the door and the body. The sealing of the body.
  • the existing lock switch lock methods mainly include the following types: spiral pull rod switch lock, bolt switch lock, tongue piece rotation switch lock, and bolt telescopic switch lock.
  • the principle of the spiral pull rod switch lock is: install a threaded pull rod on the cabinet door, install a component with a threaded hole inside the body, and rely on the handle on the cabinet door to drive the pull rod to screw into the threaded hole of the component installed inside the body to achieve the lock.
  • the advantage of this kind of lock is that it has a locking function, that is, the cabinet door will not shake after being locked and can be sealed, but the disadvantage is that the switch lock needs to be rotated multiple times and the operation is cumbersome.
  • the advantages of latch switch locks, rotary tongue switch locks, and retractable tongue switch locks are convenient operation, but the disadvantage is that the cabinet door can still be slightly shaken after being locked, and the sealing function cannot be achieved.
  • the purpose of the present invention is to provide a novel lock structure, which can realize quick unlocking and locking, and has a locking function.
  • a new type of lock structure includes a shell, a rotating sleeve, a steel ball, an inner sleeve, a torsion spring, a compression spring, and a pull rod; the shell is provided with a movable cavity, and one end of the movable cavity is provided with a through hole.
  • a tapered surface is provided on the inner side, the radius of the tapered surface gradually increases along the direction from the through hole to the other end of the movable cavity, and a relief groove corresponding to the steel ball is provided on the tapered surface;
  • the swivel sleeve is arranged in the movable cavity; one end of the swivel sleeve is movably fitted in the tapered surface and is provided with a number of steel ball grooves; the swivel sleeve is provided with a shaft hole arranged along its axial direction, and the The bottom of the steel ball groove is communicated with the shaft hole; the steel balls are respectively movably fitted between the steel ball grooves and the tapered surface; the inner sleeve clamping sleeve is arranged on the outer circumference of the rotating sleeve; the twist
  • the spring is arranged in the movable cavity, so that the rotating sleeve performs a circumferential rotation reset, and the steel ball groove and the
  • the steel ball grooves are uniformly arranged along the circumferential direction of the rotating sleeve.
  • the number of the steel ball groove is four, and the number of the steel ball is four.
  • the bottom of the steel ball groove is provided with a perforation connected to the shaft hole, and the radius of the perforation is smaller than the radius of the steel ball.
  • the inner sleeve is provided with a clamping hole, the rotating sleeve has an insertion part matching the clamping hole, and the clamping hole is sleeved on the insertion part.
  • the shell includes a separate design end cover, an outer shell and an inner shell; the end cover and the outer shell are detachably connected, the movable cavity is arranged between the two, and the conical surface is arranged on the inner shell Above, the inner shell is installed at one end of the movable cavity, so that the tapered surface is arranged opposite to the through hole.
  • the end of the end cover is provided with a rotating slot, and the end of the housing is provided with a bump, and the bump is movably fitted in the rotating slot.
  • the end of the inner shell is provided with a first flange
  • the end of the inner sleeve is provided with a second flange
  • both ends of the torsion spring are respectively provided on the first flange and the second flange .
  • the inner shell is fixed at the end of the movable cavity by screws.
  • the present invention can realize the locking by pushing in and unlocking by rotating the key through the cooperation of the tie rod, the steel ball and the conical surface.
  • the sealing effect of the equipment; at the same time, the key rotation angle when unlocking can be determined by designing the position of the relief slot. The closer the relief slot is to the steel ball, the smaller the angle that the key needs to rotate when unlocking. The operation is quite simple and can save operating time. Reduce labor costs.
  • Fig. 1 is a perspective view of an unlocked state of a specific embodiment of the present invention.
  • Fig. 2 is a perspective view of a locked state of a specific embodiment of the present invention.
  • Figure 3 is an exploded view of a specific embodiment of the present invention.
  • Fig. 4 is an assembly schematic diagram of a part of the structure of a specific embodiment of the present invention.
  • Fig. 5 is a cross-sectional view of a part of the structure of a specific embodiment of the present invention.
  • Fig. 6 is a perspective view of the inner shell of the specific embodiment of the present invention.
  • Fig. 7 is a perspective view of the inner sleeve of the specific embodiment of the present invention.
  • Fig. 8 is a cross-sectional view of a locked state of a specific embodiment of the present invention.
  • Figure 9 is a cross-sectional view of the unlocking process of the specific embodiment of the present invention.
  • Figure 10 is a cross-sectional view of the unlocked state of the embodiment of the present invention.
  • housing 10 housing 10; end cover 11; rotating slot 111; outer shell 12; movable cavity 121; through hole 122; bump 123; inner shell 13; tapered surface 131; relief groove 132; first flange 133; Swivel sleeve 20; Steel ball groove 21; Perforation 211; Shaft hole 22; Insert portion 23; Steel ball 30; Inner sleeve 40; Clamping hole 41; Second flange 42; Torsion spring 50; Compression spring 60; Pull rod 70 ; Screw 80.
  • the present invention is a novel lock structure, which includes a housing 10, a rotating sleeve 20, a steel ball 30, an inner sleeve 40, a torsion spring 50, a compression spring 60 and a pull rod 70.
  • the housing 10 is provided with a movable cavity 121, one end of the movable cavity 121 is provided with a through hole 122, the inner side of the through hole 122 is provided with a tapered surface 131, the radius of the tapered surface 131 is along the direction from the through hole 122 to the other end of the movable cavity 121
  • the tapered surface 131 is provided with a relief groove 132 corresponding to the steel ball 30.
  • the above-mentioned rotating sleeve 20 is arranged in the movable cavity 121.
  • One end of the rotating sleeve 20 is movably fitted in the tapered surface 131 and is provided with a plurality of steel ball grooves 21;
  • the steel balls 30 mentioned above are movably fitted between the steel ball grooves 21 and the tapered surface 131 respectively.
  • the above-mentioned inner sleeve 40 is clamped and sleeved on the outer periphery of the rotating sleeve 20.
  • the above-mentioned torsion spring 50 is arranged in the movable cavity 121 to make the rotating sleeve 20 rotate and reset in a circumferential direction, and the steel ball groove 21 and the relief groove 132 are misaligned.
  • the aforementioned compression spring 60 is arranged between the inner sleeve 40 and the other end of the movable cavity 121, so that the inner sleeve 40 drives the rotating sleeve 20 to move axially toward the through hole 122 to reset.
  • the above-mentioned pull rod 70 passes through the shaft hole 22 and contacts the steel ball 30 so that the steel ball 30 moves on the tapered surface 131.
  • the above-mentioned steel ball grooves 21 are evenly arranged along the circumferential direction of the rotating sleeve 20, which is equivalent to that the steel balls 30 are evenly arranged along the circumferential direction of the rotating sleeve 20 to ensure that the steel balls 30 exert a uniform force on the tie rod 70 and improve the working stability of the product.
  • the number of steel ball grooves 21 is four, that is, the number of steel balls 30 is four.
  • the number of steel balls 30 is not special, the smaller the number, the greater the contact force of the steel balls 30, and the greater the number, the smaller the unlocking corner.
  • the bottom of the steel ball groove 21 is provided with a through hole 211 connected to the shaft hole 22, and the radius of the through hole 211 is smaller than the radius of the steel ball 30.
  • the inner sleeve 40 is provided with a clamping hole 41, the rotating sleeve 20 has an insertion portion 23 matching the clamping hole 41, and the clamping hole 41 is sleeved on the insertion portion 23.
  • the above-mentioned housing 10 includes an end cover 11, an outer shell 12 and an inner shell 13 in a separate design.
  • the end cover 11 and the outer shell 12 are detachably connected.
  • the above-mentioned movable cavity 121 is provided between the two. 122 relative settings.
  • the end of the end cover 11 is provided with a rotating card slot 111
  • the end of the housing 12 is provided with a protrusion 123.
  • the protrusion 123 is movably fitted in the rotating card slot 111 to realize the detachable connection between the end cover 11 and the housing 12. To achieve the purpose of quick installation.
  • the end of the inner shell 13 is provided with a first flange 133
  • the end of the inner sleeve 40 is provided with a second flange 42
  • both ends of the torsion spring 50 are respectively provided on the first flange 133 and the second flange 42 .
  • the inner shell 13 is fixed to the end of the movable cavity 121 by screws 80.
  • the housing 10 is fixed inside the device (such as the body of a vending machine), and the pull rod 70 is installed on the cabinet door or the movable part that needs to be locked.
  • the working principle of the present invention is as follows.
  • the lock is completed when the door frame of the machine body is reached, because it can only be pushed in, not backward, so when the pull rod 70 is pushed in until the cabinet door has been pressed on the gasket of the machine body door frame, the cabinet door will not be bounced by the gasket, which can be realized Sealing and locking function.
  • the user wants to unlock the lock he can use a key to drive the pull rod 70 to rotate through a transmission member such as a lock cylinder.
  • a transmission member such as a lock cylinder.
  • the steel ball 30 rolls purely along the inner wall of the inner shell 13 while overcoming the force of the torsion spring 50 to drive the rotating sleeve 20 to rotate.
  • the steel ball 30 can sway radially relative to the tie rod 70.
  • the steel ball 30 cannot jam the tie rod 70, and the tie rod 70 can be pulled out to unlock; after the tie rod 70 leaves the rotating sleeve 20, twist While the spring 50 drives the rotary sleeve 20 to rotate through the inner sleeve 40, the compression spring 60 pushes the rotary sleeve 20 through the inner sleeve 40 to return to the initial position. At this time, the rotary sleeve 20 has been reset, and the steel ball 30 has also avoided the relief groove 132. Next time the pull rod 70 is pushed in, it can still be ensured that the pull rod 70 can only be pushed in and cannot be pulled out to achieve the locking function.
  • the present invention can realize push-in and lock by the cooperation of the tie rod 70, the steel ball 30 and the tapered surface 131, and the lock can be unlocked by turning the key.
  • the position of the relief groove 132 is designed to determine the key rotation angle when unlocking. The closer the relief groove 132 is to the steel ball 30, the smaller the key rotation angle when unlocking.
  • the patent of the present invention can be used on equipment that needs to be sealed and often needs to be opened and closed, such as vending machines.
  • the door frame has a sealing strip, it does not have a magnetic attraction function like a refrigerator.
  • the air-conditioning will leak.
  • you use a traditional lock with a threaded rod 70 and a separable nut at the back you need to lock it Push in the pull rod 70, and then rotate the pull rod 70 at least one turn. When unlocking, the pull rod 70 needs to be rotated 3-5 turns. The operation is very cumbersome.
  • Using the lock of the invention can quickly open and close the lock, save replenishment time and reduce labor costs. At the same time, it can also realize the sealing function, the air-conditioning will not leak out, saving energy and electricity.

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)

Abstract

La divulgation concerne une nouvelle structure de verrou, comprenant un boîtier, un manchon rotatif, des billes d'acier, un manchon interne, un ressort de torsion, un ressort de pression et une tige de traction ; le boîtier est pourvu d'une cavité mobile, une extrémité de la cavité mobile est pourvue d'un trou traversant, le côté interne du trou traversant est pourvu d'une surface conique, le rayon de la surface conique augmente vers l'autre extrémité de la cavité mobile le long du trou traversant, et la surface conique est pourvue de rainures d'évitement correspondant aux billes d'acier ; le manchon rotatif est disposé dans la cavité mobile, et une extrémité du manchon rotatif est disposée de façon mobile dans la surface conique d'une manière correspondante, et est pourvue d'une pluralité de rainures de billes d'acier ; le manchon rotatif est pourvu de trous d'arbre, et les fonds des rainures de billes d'acier sont en communication avec les trous d'arbre ; les billes d'acier sont disposées de façon mobile entre toutes les rainures de billes d'acier et la surface conique de manière correspondante séparément ; le manchon interne est serré sur la périphérie du manchon rotatif d'une manière emmanchée ; le ressort de torsion est disposé dans la cavité mobile, de telle sorte que le manchon rotatif tourne pour être réinitialisé, et les rainures de billes d'acier et les rainures d'évitement sont décalées les unes par rapport aux autres ; le ressort de pression est disposé entre le manchon interne et l'autre extrémité de la cavité mobile, de telle sorte que le manchon interne entraîne le manchon rotatif pour se déplacer axialement et se réinitialiser ; et la tige de traction pénètre dans les trous d'arbre pour entrer en contact avec les billes d'acier, de telle sorte que les billes d'acier se déplacent sur la surface conique. Selon la présente invention, le verrouillage est réalisé en particulier lorsqu'une clé est poussée, le déverrouillage est réalisé lorsque la clé est mise en rotation, et la structure de verrou a les fonctions de verrouillage rapide, de déverrouillage rapide et de verrouillage.
PCT/CN2020/093921 2020-06-02 2020-06-02 Nouvelle structure de verrou WO2021243557A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/093921 WO2021243557A1 (fr) 2020-06-02 2020-06-02 Nouvelle structure de verrou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/093921 WO2021243557A1 (fr) 2020-06-02 2020-06-02 Nouvelle structure de verrou

Publications (1)

Publication Number Publication Date
WO2021243557A1 true WO2021243557A1 (fr) 2021-12-09

Family

ID=78831642

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/093921 WO2021243557A1 (fr) 2020-06-02 2020-06-02 Nouvelle structure de verrou

Country Status (1)

Country Link
WO (1) WO2021243557A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5921119A (en) * 1996-08-01 1999-07-13 Fort Lock Corporation Pop-out handle lock assembly
WO2000009839A1 (fr) * 1998-08-12 2000-02-24 Star Lock Systems, Inc. Dispositif de verrouillage electromecanique
JP2003035058A (ja) * 2001-07-26 2003-02-07 Alpha Corp 自動販売機の扉錠
DE102006007690B4 (de) * 2006-02-20 2007-10-25 Jul. Niederdrenk Gmbh & Co. Kg Kompaktverriegelungseinheit zur Verwendung an oder in Wertbehältern, für Waren- und Dienstleistungsautomaten, für Möbel, für Schiebetüren oder dergleichen
CN106384431A (zh) * 2016-08-31 2017-02-08 厦门美科安防科技有限公司 一种自动售货机锁
CN207960248U (zh) * 2018-01-09 2018-10-12 宁波市北仑区和嘉泽电子科技有限公司 一种防盗锁扣
CN208502448U (zh) * 2018-07-04 2019-02-15 宁波生久柜锁有限公司 撞入式可调节收缩锁
CN209429725U (zh) * 2018-08-07 2019-09-24 绍兴斯科制锁工业有限公司 一种快速锁定的锁体

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5921119A (en) * 1996-08-01 1999-07-13 Fort Lock Corporation Pop-out handle lock assembly
WO2000009839A1 (fr) * 1998-08-12 2000-02-24 Star Lock Systems, Inc. Dispositif de verrouillage electromecanique
JP2003035058A (ja) * 2001-07-26 2003-02-07 Alpha Corp 自動販売機の扉錠
DE102006007690B4 (de) * 2006-02-20 2007-10-25 Jul. Niederdrenk Gmbh & Co. Kg Kompaktverriegelungseinheit zur Verwendung an oder in Wertbehältern, für Waren- und Dienstleistungsautomaten, für Möbel, für Schiebetüren oder dergleichen
CN106384431A (zh) * 2016-08-31 2017-02-08 厦门美科安防科技有限公司 一种自动售货机锁
CN207960248U (zh) * 2018-01-09 2018-10-12 宁波市北仑区和嘉泽电子科技有限公司 一种防盗锁扣
CN208502448U (zh) * 2018-07-04 2019-02-15 宁波生久柜锁有限公司 撞入式可调节收缩锁
CN209429725U (zh) * 2018-08-07 2019-09-24 绍兴斯科制锁工业有限公司 一种快速锁定的锁体

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