Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
  • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
  • E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
  • E05C19/166—Devices holding the wing by magnetic or electromagnetic attraction electromagnetic

Definitions

• the invention relates to a lock, in particular to a shock absorber mechanical magnetic lock. Background technique
• FIG. 1 and FIG. 2 An existing shock absorber mechanical magnetic lock is shown in FIG. 1 and FIG. 2, the iron plate 111 on one side of the lock body is provided with a vertically protruding pull bolt 112, and the magnet 121 on the other side includes a top opening for insertion.
• the sleeve 122 of the pull pin 112 and the stop ring 123 sleeved around the sleeve 122. Wherein, the end of the pull pin 112 forms a flange.
• the side wall of the sleeve 122 is provided with a plurality of circular holes, and balls 124 are placed in the respective circular holes.
• the upper portion of the center hole of the stop ring 123 has a larger aperture than the lower portion.
• the bottom of the sleeve 122 is fixed to the base plate 126 below the magnet 121 by a bottom joint member 127, and the stopper ring 123 is fixed to the magnet 121, and the magnet 121 and the stopper ring 123 are vertically movable with respect to the sleeve 122.
• the bottom connector 127 is fixed to the bottom of the sleeve 122 above the substrate 126, and the other end is fixed to the spacer 125 below the substrate 126.
• the upper and lower surfaces of the spacer 125 are flat and generally rectangular.
• a limiting screw 128 is fixed on the magnet 121 at one end.
• the screw extends through a corresponding hole in the substrate 126 and forms a nut at the end.
• the diameter of the corresponding hole on the substrate 126 is larger than the diameter of the screw of the limiting screw 128 and smaller than the diameter of the nut.
• the spring 129 seated on the set screw 128 is caught between the nut of the set screw 128 and the base plate 126.
• two limit screws 128 on both sides of the sleeve 122 are used and a spring 129 is placed on each of the limit screws 128.
• the magnetic field generated by the magnet 121 closes the iron plate 111 when the door is closed, and the pull pin 112 is inserted from the top opening of the sleeve 122 of the magnet 121, as shown in Fig. 1, when the stop ring 123 is surrounded by a large aperture.
• the ball 124 so that the end flange of the pull pin 112 can enter the sleeve 122, in which case the locking force is only the suction force of the magnet 121. If the iron plate 111 is subjected to an external force, the iron plate 111 will pull the magnet 121 away from the substrate 126 against the elastic force of the spring 129 due to the suction force, as shown in FIG.
• the technical problem to be solved by the present invention is to provide a shock-absorbing mechanical magnetic lock with a lock body structure that is more durable and more secure.
• a suspension mechanical magnetic lock includes: an iron plate on one side and a pull bolt vertically protruding from the iron plate; and a magnet on the other side, a sleeve in the magnet and a top opening capable of inserting the pull bolt, and A snap ring that is placed around the periphery of the sleeve.
• the ends of the pull bolts form a flange, and the sleeve and the snap ring have mechanisms for cooperating with the apertures that adjust the internal cavity of the sleeve.
• the retaining ring is fixed to the magnet, and the bottom of the sleeve is mounted to the base plate under the magnet through the bottom connecting member.
• the magnet and the retaining ring are axially movable relative to the sleeve, and a spring is disposed between the sleeve and the retaining ring.
• one end of the bottom connecting member is fixed to the bottom of the sleeve, and the other end is fixed on the spacer under the substrate, and the bottom of the sleeve abuts against the corresponding block through the corresponding opening on the substrate.
• the diameter of the corresponding opening on the substrate is larger than the diameter of the bottom of the sleeve and smaller than the maximum diameter of the horizontal section of the spacer.
• the bottom connecting piece is a screw.
• the upper and lower surfaces of the spacer are curved.
• the upper opening edge of the sleeve extends radially outward to form a flange.
• the diameter of the flange at the opening of the sleeve is larger than the diameter of the outer wall of the retaining ring.
• the substrate is composed of an aluminum groove.
• the main advantages of the technical solution of the present invention are as follows: 1. Remove the two springs and the two limit screws in the existing lock body structure, and set the spring between the sleeve and the stop ring, thus improving the life of the lock body, from the original 80,000 to 120,000 times. Life expectancy has increased to 500,000 lifespans today.
• the spacers on the bottom connector are improved, and the original rectangular block is changed to the current spherical pad.
• the purpose is to rotate the magnet with the iron plate in multiple directions when the door rotates, avoiding the original rigid state. Therefore, the impact resistance of the lock body is improved, and the impact test is increased from the original 120J to the current 160J.
• the top of the sleeve has a single structure, which can effectively prevent dust from entering the inside of the lock body and reduce the probability of the inner ball being stuck.
• the fixing mechanism of the sleeve is matched with the substrate in a spherical manner.
• the random steering of the spherical block can maximize the rotation of the door.
• the iron plate and the magnet that are attracted can rotate in multiple directions. This minimizes the defects caused by the rotation of the door, and the door is not easily opened to improve safety.
• Figure 1 shows a locked state of a conventional magnetic lock when it is not subjected to an external force
• Figure 2 shows the locked state of the magnetic lock of Figure 1 when subjected to an external force
• Figure 3 is a view showing the locked state of the magnetic lock of the present invention when it is not subjected to an external force
• the suspension mechanical magnetic lock of the present invention includes an iron plate 211 on one side and a pull bolt 212 vertically protruding from the iron plate 211, and a magnet 221 on the other side. a sleeve 222 located in the magnet 221 and having a top opening for inserting the pull bolt 212 and a stop ring 223 sleeved around the sleeve 222. Wherein, the end of the pull pin 212 forms a flange.
• the sleeve 222 and the retaining ring 223 have a mechanism for cooperating with an aperture for adjusting the inner cavity of the sleeve 222.
• the mechanism includes a plurality of circular holes formed in the side wall of the sleeve 222 on one hand, and is placed in each circular hole.
• Ball 224 on the other hand
• a step is formed on the inner surface of the side wall of the stopper ring 223, and the upper portion of the inner cavity of the stopper ring 223 has a larger aperture than the lower portion.
• the stop ring 223 is fixed on the magnet 221, and the bottom of the sleeve 222 is rotatably mounted to the substrate 226 below the magnet 221 via the bottom connecting member 227, and the magnet 221 and the stop ring 223 are axially movable with respect to the sleeve 222. mobile.
• a spring 229 is disposed between the sleeve 222 and the stop ring 223.
• the bottom connector 227 is fixed at the bottom of the sleeve 222, and the other end is fixed to the spacer 225 under the substrate 226.
• the bottom of the sleeve 222 passes through the corresponding opening on the substrate 226 against the spacer 125, and the substrate 226 is The diameter of the corresponding opening is larger than the diameter of the bottom of the sleeve 222 and smaller than the maximum diameter of the horizontal section of the spacer 125.
• the bottom connector 227 is preferably a screw, and the spacer 225 that is placed on the screw between the bottom of the sleeve 222 and the nut of the screw is preferably an iron block having an arcuate upper and lower surfaces.
• the upper opening edge of the sleeve 222 extends radially outwardly to form a flange, and more preferably the diameter of the flange at the opening of the sleeve 222 is greater than the diameter of the outer wall of the stop ring 223.
• the substrate 226 may be constructed of an aluminum bath.
• the plurality of circular holes in the side wall of the sleeve 222 may be six, and the balls 224 may be six steel balls.
• the magnetic lock of the suspension mechanical machine of the invention realizes the process of unlocking and unlocking by means of electromagnetic suction and release, and the conversion of electromagnetic force and mechanical force is realized by electromagnetic attraction to pull the displacement of the components in the lock body to realize mutual conversion.
• the magnetic field generated by the magnet 221 when closing the door attracts the iron plate 211 on the other side, and the pull pin 212 is inserted from the top opening of the sleeve 222 of the magnet 221, as shown in FIG. 3, at this time, the stop ring 223
• the large aperture portion encloses the ball 224 on the sleeve 222, and the end flange of the pull pin 212 slides over the ball 224 into the lumen of the sleeve 222.
• the magnetic attraction force of the magnet 221 and the iron plate 211 is maintained to be locked, and there is no mechanical force, and the locking force at this time is small.
• the iron plate 211 When the iron plate 211 receives an external force, the iron plate 211 drives the magnet 221 away from the substrate 226 due to the suction force between the iron plate 211 and the magnet 221, as shown in FIG. 4, so that the stop ring 223 overcomes the elastic force of the spring 229.
• the sleeve 222 is moved upward until the small aperture portion of the stop ring 223 surrounds the ball on the sleeve 222, and the plurality of balls on the sleeve 222 are pressed radially toward the center by the stop ring 223,
• the end flange of the inserted pull bolt 212 is tightly held, and is self-locked and converted into a mechanical tension to achieve a large tension locking state.
• both the suction force of the magnet 221 and the mechanical force of the ball 224 are locked, thereby achieving the purpose of locking, and having a large locking force.
• the lock body is de-energized, the magnetic field of the magnet 221 disappears, and the stop ring 223 is reset by the elastic force of the spring 229, and the magnet 221 is moved toward the substrate 226 and rests on the substrate 226 again.
• the stop ring 223 is large.
• the aperture portion encloses the balls on the sleeve 222.

Landscapes

• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
• Details Of Connecting Devices For Male And Female Coupling (AREA)
• Electromagnets (AREA)
• Adjustment Of Camera Lenses (AREA)
• Lock And Its Accessories (AREA)

Priority Applications (6)

Applications Claiming Priority (2)

Publications (1)

Family

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Family Applications (1)

Country Status (9)

Cited By (3)

Families Citing this family (4)

Citations (7)

Family Cites Families (1)

• 2012
  • 2012-03-22 CN CN201210079316.5A patent/CN102619404B/zh active Active
• 2013
  • 2013-03-22 ES ES13765180T patent/ES2822602T3/es active Active
  • 2013-03-22 BR BR112014023326-8A patent/BR112014023326B1/pt active IP Right Grant
  • 2013-03-22 PT PT137651808T patent/PT2829671T/pt unknown
  • 2013-03-22 RU RU2014136548A patent/RU2014136548A/ru not_active Application Discontinuation
  • 2013-03-22 EP EP13765180.8A patent/EP2829671B1/de active Active
  • 2013-03-22 PL PL13765180.8T patent/PL2829671T3/pl unknown
  • 2013-03-22 DK DK13765180.8T patent/DK2829671T3/da active
  • 2013-03-22 WO PCT/CN2013/073043 patent/WO2013139297A1/zh active Application Filing

Patent Citations (7)

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