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CN-224228398-U - Lock body

CN224228398UCN 224228398 UCN224228398 UCN 224228398UCN-224228398-U

Abstract

The utility model provides a lock body, and belongs to the technical field of locks. The lock solves the problem that a lock body structure capable of switching between two quick and movable lock bodies or mechanical lock bodies is lacking at present. The lock body comprises a rotating shaft coaxially arranged with a handle, a first shifting piece, a second shifting piece and a third shifting piece, wherein the first shifting piece, the second shifting piece and the third shifting piece are sleeved on the rotating shaft and coaxially arranged with the rotating shaft, when the handle is rotated, the rotating shaft can drive the first shifting piece and the third shifting piece to rotate, the second shifting piece is detachably and fixedly connected with the first shifting piece through a fastening piece, when the fastening piece is assembled, the rotating handle is rotated, the second shifting piece drives the second shifting piece to rotate, the second shifting piece drives the rotating plate to rotate through a bolt, the rotating plate drives the rack to translate through the bolt, the double-speed double-movable lock body is formed at the moment, after the fastening piece is disassembled, the handle can only drive the inclined tongue to move, the second shifting piece and the rotating plate are fixed relative to the rotating shaft, so that the main locking tongue is kept motionless, and the double-speed double-movable lock body and the mechanical lock body can be rapidly switched for use through disassembling screws.

Inventors

  • YIN XIONGXIONG
  • CHEN TAO
  • Ma Taoyang
  • WU WENBANG
  • Weng Guofang

Assignees

  • 浙江佳和智能安防有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (7)

  1. 1. The lock body comprises a lock box (101), a main lock tongue (102), an inclined tongue (103), a rack (104) and a first gear (105) coaxially arranged with a lock cylinder, wherein a first gear pair is arranged between the first gear (105) and the rack (104), the first gear (105) can be driven to drive when the lock cylinder rotates, the rack (104) is driven to translate through the first gear pair, a first transmission component is arranged between the rack (104) and the main lock tongue (102), and the first transmission component can be used for driving the main lock tongue (102) to translate when the rack (104) translates; The lock is characterized by further comprising a rotating shaft (106) coaxially arranged with the handle, a first poking piece (107), a second poking piece (108) and a third poking piece (109) which are sleeved on the rotating shaft (106) and coaxially arranged with the rotating shaft (106), wherein when the handle is rotated, the rotating shaft (106) can drive the first poking piece (107) and the third poking piece (109) to rotate, the second poking piece (108) is detachably and fixedly connected with the first poking piece (107) through a fastening piece (110), the third poking piece (109) is provided with a protruding part (116), and when the third poking piece (109) rotates, the protruding part (116) can push the inclined tongue (103) to translate; A rotating plate (111) is arranged in the lock box (101) in a rotating mode, a first guide groove (112) and a second guide groove (113) are formed in the rotating plate (111), a first plug (114) is fixedly arranged on the second plug (108), a second plug (115) is fixedly arranged on the rack (104), the first plug (114) is inserted into the first guide groove (112), the second plug (115) is inserted into the second guide groove (113), when a fastening piece (110) is installed, a handle is rotated, the first plug (107) drives the second plug (108) to rotate, the second plug (108) drives the rotating plate (111) to rotate through the first plug (114), the rotating plate (111) drives the rack (104) to translate through the second plug (115), and after the fastening piece (110) is detached, the handle is rotated, and the second plug (108) and the rotating plate (111) are fixed relative to the rotating shaft (106) so that a main lock tongue (102) can be kept motionless.
  2. 2. A lock according to claim 1, wherein the fastener (110) is a screw.
  3. 3. The lock body according to claim 1, wherein the first gear pair comprises a second gear (117) and a third gear (118) which are rotatably arranged in the lock box (101), the second gear (117) is a double-row gear, the second gear (117) is provided with a first gear ring (119) and a second gear ring (120) which are coaxial, the first gear (105) is meshed with the first gear ring (119), the second gear ring (120) is meshed with the third gear (118), the third gear (118) is meshed with the rack (104), the first gear (105) can be driven to rotate when the lock cylinder rotates, the first gear (105) drives the second gear (117) to rotate, the second gear (117) drives the third gear (118) to rotate, and the third gear (118) drives the rack (104) to translate.
  4. 4. The lock body according to claim 3, wherein the first transmission component comprises a gear IV (121) rotatably arranged in the lock box (101) and a push plate (122) coaxially arranged with the gear IV (121), the gear IV (121) is meshed with the rack (104), an arc groove (123) is formed in the push plate (122), a bump (124) is fixedly arranged on the gear IV (121), the bump (124) is inserted into the arc groove (123), a clamping block (125) is fixedly arranged on the push plate (122), a clamping groove (126) is formed in the main lock tongue (102), the clamping block (125) is inserted into the clamping groove (126), the rack (104) can drive the gear IV (121) to rotate when in translation, the gear IV (121) drives the push plate (122) to rotate through the bump (124), and the push plate (122) drives the main lock tongue (102) to translate through the clamping block (125).
  5. 5. The lock according to claim 4, wherein the rack (104) is reversely translated and reset to drive the gear four (121) to reversely rotate and reset synchronously, the lug (124) rotates along the arc groove (123), and the push plate (122) can be fixed relative to the gear four (121) to keep the main lock tongue (102) stationary to form the virtual position in a partial stroke of the reverse reset of the rack (104).
  6. 6. The lock according to claim 1, wherein the rotating plate (111) is rotatably disposed on the lock case (101) through a central shaft (127), the center distance between the central shaft (127) and the first pin (114) is set to L 1 , the center distance between the central shaft (127) and the second pin (115) is set to L 2 , and L 2 ＞L 1 .
  7. 7. A lock body according to claim 1, characterized in that a torsion spring (128) is further arranged between the lock box (101) and the tongue (103), which torsion spring (128) is arranged to push the tongue (103) out.

Description

Lock body Technical Field The utility model belongs to the technical field of locks, and relates to a lock body. Background The common lock body structure in the market mainly comprises a double-quick double-movable lock body and a mechanical lock body; The double-quick double-movable lock body is characterized in that the handles inside and outside the door can be lifted upwards to quickly lock the door and pressed downwards to quickly open the door, and the double-movable lock body is characterized in that the handles inside and outside the door can be pressed downwards to open the door. For example, in emergency, the door can be opened or locked more quickly, and the use efficiency is improved. The mechanical lock body mainly realizes basic unlocking and door locking functions by means of a mechanical structure. The unlocking action is usually accomplished by rotating the square shaft (partially rotating the lock cylinder) by an external motor, which is relatively simple and straightforward. The dual-speed dual-living lock body provides more convenience, while the mechanical lock body maintains the simplicity and reliability of the traditional lock. At present, a lock body structure which can have the functions of a double-speed double-movable lock body and a mechanical lock body and can selectively switch and use the double-speed double-movable lock body or the mechanical lock body according to user requirements is lacking. Disclosure of utility model The present utility model is directed to solve the above-mentioned problems of the prior lock structure, and provides a lock structure having both functions of a dual-speed dual-active lock and a mechanical lock, and capable of selectively switching between the dual-speed dual-active lock and the mechanical lock according to the user's needs. The aim of the utility model can be achieved by the following technical scheme: The lock body comprises a lock box, a main lock tongue, an inclined tongue, a rack and a first gear arranged coaxially with a lock cylinder, wherein the first gear is arranged between the first gear and the rack; The lock is characterized by further comprising a rotating shaft coaxially arranged with the handle, a first poking piece, a second poking piece and a third poking piece, wherein the first poking piece, the second poking piece and the third poking piece are sleeved on the rotating shaft and coaxially arranged with the rotating shaft; The lock box is rotationally provided with a rotating plate, a guide groove I and a guide groove II are formed in the rotating plate, a bolt I is fixedly arranged on a pulling piece II, a bolt II is fixedly arranged on a rack, the bolt I is inserted into the guide groove I, the bolt II is inserted into the guide groove II, when a fastening piece is installed, a handle is rotated, the pulling piece drives the pulling piece II to rotate, the pulling piece drives the rotating plate to rotate through the bolt II, the rotating plate drives the rack to translate through the bolt II, and after the fastening piece is detached, the handle is rotated, and the pulling piece II and the rotating plate are fixed relative to a rotating shaft so that a main lock tongue keeps motionless. In the above-mentioned lock body, the fastening member is a screw. In the lock body, the first gear pair comprises a second gear and a third gear which are rotatably arranged in the lock box, the second gear is a double-row gear, the second gear is provided with a first gear ring and a second gear ring which are coaxial, the first gear is meshed with the first gear ring, the second gear ring is meshed with the third gear ring, the third gear ring is meshed with the rack, the first gear can be driven to rotate when the lock cylinder rotates, the first gear can drive the second gear to rotate, the second gear can drive the third gear to rotate, and the third gear can drive the rack to translate. In the lock body, the first transmission component comprises a fourth gear rotatably arranged in the lock box and a push plate coaxially arranged with the fourth gear, the fourth gear is meshed with the rack, an arc groove is formed in the push plate, a protruding block is fixedly arranged on the fourth gear and inserted into the arc groove, a clamping block is fixedly arranged on the push plate, a clamping groove is formed in the main lock tongue, the clamping block is inserted into the clamping groove, the fourth gear can be driven to rotate during translation of the rack, the fourth gear drives the push plate to rotate through the protruding block, and the push plate pushes the main lock tongue to translate through the clamping block. In the above lock body, when the rack reversely translates and resets, the gear four is driven to synchronously reversely reset, the convex block rotates along the arc groove, and in a partial stroke of the reverse reset of the rack, the push plate can be fixed relative to the gear four so as to keep the main lo