Lifting back-locking lock

Abstract

The utility model discloses a lifting back-locking lock bar which comprises a bottom shell and a surface cover which are fixed through a screw rod, a lock tongue is arranged between the bottom shell and the surface cover, and a movable frame body is arranged in the bottom shell. Two U-shaped supports are fixed to the bottom shell through screws and located in the movable frame body. A reset spring is arranged between the end, away from the spring bolt, of the movable frame and the inner wall of the bottom shell. A back locking block is arranged in the movable frame body, and the symmetrical edges of the back locking block can be located in the U-shaped support in a lifting mode. And an outer door handle structure and an inner door handle structure are arranged between the bottom shell and the surface cover. The outer door handle structure is reasonable in structural arrangement, the outer door handle structure rotates and enables the counter locking piece to be lifted to achieve counter locking, operation is convenient and fast, the number of counter locking structures can be reduced, machining cost can be reduced, meanwhile, assembling cost can be reduced, assembling efficiency can be improved, and using stability and reliability can be improved. And the applicability and the practicability are high.

Description

Technical Field

[0001] The utility model belongs to the technical field of locks, and in particular relates to an upward-lifting and reverse-locking lock. Background Art

[0002] The magnetic lock is a common lock structure, which mainly connects the pick assembly through a square rod, so that the pick assembly moves the bracket to drive the magnetic tongue to move. However, in the prior art, when anti-locking, it mainly achieves the corresponding purpose through the anti-locking assembly. Although it can also meet the general usage requirements, it not only requires a corresponding anti-locking position, but also requires a separate corresponding anti-locking assembly and structure, and it is also separated from the handle structure during assembly, which will greatly increase the corresponding processing and assembly costs, and also increase the difficulty of processing and assembly, and is not conducive to subsequent maintenance and repair operations. The stability and reliability of use are poor, so the applicability and practicality are limited. Utility Model Content

[0003] The utility model aims to provide a lifting and locking lock which has a reasonable structure and is stable and reliable in use.

[0004] The technical solution to achieve the purpose of the utility model is a lift-up reverse-lock lock, comprising a bottom shell and a surface cover fixed by a screw, a lock tongue is arranged between the bottom shell and the surface cover, and a movable frame is arranged in the bottom shell;

[0005] Two U-shaped brackets are fixed on the bottom shell by screws, and the two U-shaped brackets are inside the movable frame;

[0006] The end of the lock tongue is clamped on the movable frame and extends between the two U-shaped brackets, and a return spring is arranged between the end of the movable frame away from the lock tongue and the inner wall of the bottom shell;

[0007] A locking block is arranged in the movable frame, and the symmetrical edges of the locking block can be lifted and placed in the U-shaped bracket;

[0008] An outer door handle structure and an inner door handle structure are arranged between the bottom shell and the surface cover;

[0009] The outer door handle structure or the inner door handle structure rotates to drive the movable frame to translate, and the movable frame drives the lock tongue to translate to achieve locking or unlocking action;

[0010] The outer door handle structure rotates and causes the anti-locking member to be lifted up so that the outer door handle structure abuts against the anti-locking block, thereby driving the end of the anti-locking block to abut against the lock tongue to realize anti-locking.

[0011] It is further preferred that: the outer door handle structure comprises a rotating shaft, a toggle piece and an unlocking member;

[0012] An arc-shaped groove is arranged in the middle of the symmetrical outer wall of the rotating shaft body, and a vertical locking groove is arranged in the middle of the arc-shaped groove on the rotating shaft body;

[0013] A protrusion is fixed on the symmetrical inner wall of the toggle piece;

[0014] The protrusion of the toggle piece is located in the arc-shaped groove or the vertical locking groove;

[0015] The unlocking member is located on the outer side of the rotating shaft body;

[0016] The protrusion is located in the arc-shaped groove, the rotating shaft body is idle, the protrusion is located in the vertical locking groove, and the rotating shaft body rotates and drives the toggle piece to move.

[0017] Further preferably, the anti-locking block comprises a cross-shaped pressing block, a guide plate integrally formed on the side end of the cross-shaped pressing block, and a stop block located above the guide plate;

[0018] The rotating shaft is located in the recessed area of ​​the guide plate, and the shifting piece is located in the gap between the guide plate and the shifting block.

[0019] It is further preferred that: an arc-shaped guide groove is provided on the inner wall of the guide plate;

[0020] A guide protrusion is fixed on the bottom surface of the toggle piece;

[0021] The paddle piece rotates, and the guide protrusion moves in the arc-shaped guide groove and abuts against the groove wall of the arc-shaped guide groove for limiting position.

[0022] It is further preferred that: an isolation plate is provided between the outer door handle structure and the inner door handle structure, and a support block is fixed to an end of the isolation plate;

[0023] The edges of the isolation plate and the unlocking member are both fixed with raised strips;

[0024] The top surface of the toggle piece is provided with an arc-shaped convex piece, the unlocking piece is provided with a concave piece, the bottom surface of the support block is provided with a convex piece matching with the concave piece, and the convex piece is connected with the concave piece in a snap-fitting manner.

[0025] Further preferably, a transverse resisting hole is arranged on the side of the cross-shaped resisting block, and a marble and a spring are arranged in the transverse resisting hole;

[0026] A plurality of positioning holes located on the same vertical line are provided on an inner wall of the U-shaped bracket;

[0027] The toggle plate lifts and drives the cross-shaped pressing block to rise and fall, and the marble of the cross-shaped pressing block is stuck in one of the pressing holes under the action of the spring to limit the position, and the end of the cross-shaped pressing block is pressed against the end of the lock tongue to limit the position.

[0028] It is further preferred that: a V-shaped positioning groove is provided on the symmetrical inner wall of the movable frame;

[0029] The outer door handle structure and the inner door handle structure are both provided with V-shaped convex strips;

[0030] The outer door handle structure or the inner door handle structure rotates, and the V-shaped convex strip is inserted into the V-shaped clamping groove and drives the movable frame to translate.

[0031] It is further preferred that: the surface cover is provided with two strip-shaped grooves;

[0032] Two protruding posts are fixed on the lock tongue;

[0033] The locking tongue translates and drives the protruding column to translate and guide in the strip-shaped groove.

[0034] It is further preferred that: U-shaped avoidance grooves are provided on the symmetrical side walls of the bottom shell;

[0035] A guide vertical block is fixed on the symmetrical outer wall of the movable frame, and the V-shaped clamping groove is located on the inner side of the guide vertical block;

[0036] The movable frame translates in the bottom shell, and the guide vertical block translates in the U-shaped avoidance groove and is limited by the groove wall of the U-shaped avoidance groove.

[0037] It is further preferred that: a square handle mounting hole is provided at the center of the outer door handle structure and the inner door handle structure.

[0038] The utility model has positive effects: the structure of the utility model is reasonably arranged, and it is provided with a movable frame, an anti-locking block, an outer door handle structure and an inner door handle structure; and when in use, the outer door handle structure rotates and the anti-locking piece is lifted up to realize anti-locking, and the operation is convenient, and the arrangement of the anti-locking structure can be reduced, which is conducive to reducing the processing cost, and is also conducive to reducing the assembly cost, improving the assembly efficiency, and is also conducive to improving the stability and reliability of use, and has strong applicability and good practicality;

[0039] The outer door handle structure includes a rotating shaft and a toggle piece; an arc-shaped groove is arranged in the middle of the symmetrical outer wall of the rotating shaft, and a vertical locking groove is arranged on the rotating shaft in the middle of the arc-shaped groove; a protrusion is fixed on the symmetrical inner wall of the toggle piece; the protrusion of the toggle piece is in the arc-shaped groove or the vertical locking groove. Through the above structure, the overall structure is simple, which is conducive to improving processing efficiency and assembly efficiency, is convenient to operate, has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0041] Figure 1 It is a schematic diagram of the structure of the utility model;

[0042] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0043] Figure 3 It is a structural schematic diagram of the anti-locking block in the utility model;

[0044] Figure 4 It is a specific structural diagram of the internal and external door handle structure of the utility model;

[0045] Figure 5 It is a schematic diagram of the specific structure of the rotating shaft body in the utility model;

[0046] Figure 6 It is a schematic diagram of the connection between the isolation plate and the unlocking member in the utility model;

[0047] Figure 7 for Figure 6 is a perspective structure diagram;

[0048] Figure 8 This is a schematic diagram of the structure of the utility model when rotating clockwise;

[0049] Figure 9 It is a side view of the isolation plate and the locking block in the utility model;

[0050] Figure 10 This is a schematic diagram of the structure of the utility model when rotating counterclockwise;

[0051] Figure 11 It is a structural schematic diagram of the unlocking piece and the anti-locking block of the utility model.

[0052] Figure numerals: bottom shell 1, surface cover 2, lock tongue 3, movable frame 4, U-shaped bracket 5, reset spring 6, anti-lock block 7, cross-shaped pressure block 71, guide plate 72, shift block 73, outer door handle structure 8, rotating shaft 81, toggle piece 82, arc-shaped groove 83, vertical locking groove 84, unlocking piece 85, inner door handle structure 9, protrusion 10, arc-shaped guide groove 11, guide protrusion 12, isolation plate 13, support block 14, protruding strip 15, arc-shaped protrusion 16, marble 17, spring 18, resisting hole 19, V-shaped locking groove 20, V-shaped protruding strip 21, strip groove 22, boss 23, U-shaped avoidance groove 24, guide vertical block 25. DETAILED DESCRIPTION

[0053] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0054] Example

[0055] See Figures 1 to 11 As shown, a lift-up reverse-locking lock comprises a bottom shell 1 and a surface cover 2 fixed by screws, a lock tongue 3 is arranged between the bottom shell and the surface cover, and a movable frame 4 is arranged in the bottom shell; in this embodiment, the bottom shell, the surface cover and the lock tongue are conventional structures of the prior art, so they are not described in detail, and the movable frame is arranged in the bottom shell and can translate in the bottom shell, and drive the lock tongue to extend and retract to achieve locking or unlocking.

[0056] In actual application, two U-shaped brackets 5 are fixed on the bottom shell by screws, and the two U-shaped brackets are inside the movable frame; during assembly, the end of the lock tongue is clamped on the movable frame and extends between the two U-shaped brackets, and a reset spring 6 is arranged between the end of the movable frame away from the lock tongue and the inner wall of the bottom shell; when in use, the reset spring mainly resets the movable frame when unlocking and drives the lock tongue to contract to achieve unlocking.

[0057] In addition, in the actual application process, the movable frame is provided with an anti-lock block 7, and the symmetrical edges of the anti-lock block can be lifted and placed in the U-shaped bracket; and an outer door handle structure 8 and an inner door handle structure 9 are provided between the bottom shell and the surface cover; the centers of the outer door handle structure and the inner door handle structure are both provided with square handle mounting holes. When in use, the outer door handle structure or the inner door handle structure rotates to drive the movable frame to translate, and the movable frame drives the lock tongue to translate to achieve locking or unlocking. In the actual application process, there is a separate inner door anti-lock structure on the surface cover, which is a conventional structure in the prior art, so it is not described in detail.

[0058] In actual application, the outer door handle structure includes a rotating shaft body 81, a toggle piece 82 and an unlocking piece 85; an arc groove 83 is provided in the middle of the symmetrical outer wall of the rotating shaft body, and a vertical locking groove 84 in the middle of the arc groove is provided on the rotating shaft body; the unlocking piece is located on the outer side of the rotating shaft body; a protrusion 10 is fixed on the symmetrical inner wall of the toggle piece; and an arc groove is provided on it to match the vertical locking groove;

[0059] In actual application, the anti-locking block includes a cross-shaped pressure block 71, a guide plate 72 integrally formed on the side end of the cross-shaped pressure block, and a stop block 73 located above the guide plate; during assembly, the rotating shaft is located in the recessed area of ​​the guide plate, and the toggle plate is located in the gap between the guide plate and the stop block.

[0060] In actual application, an arc-shaped guide groove 11 is provided on the inner wall of the guide plate; a guide protrusion 12 is fixed to the bottom surface of the toggle piece; during operation, the toggle piece rotates, and the guide protrusion moves in the arc-shaped guide groove and is limited by the groove wall of the arc-shaped guide groove.

[0061] In actual application, an isolation plate 13 is arranged between the outer door handle structure and the inner door handle structure, and a support block 14 is fixed to the end of the isolation plate; raised strips 15 are fixed on the edges of the isolation plate and the unlocking member; an arc-shaped protrusion 16 is arranged on the top surface of the toggle plate, a concave member is arranged on the unlocking member, and a protrusion matching the concave member is arranged on the bottom surface of the support block, and the protrusion and the concave member are snap-fitted and connected; raised strips are fixed on the edges of the isolation plate and the unlocking member; an arc-shaped protrusion is arranged on the top surface of the toggle plate, a concave member is arranged on the unlocking member, and a protrusion matching the concave member is arranged on the bottom surface of the support block, and the protrusion and the concave member are snap-fitted and connected.

[0062] See Figures 6 to 11 As shown, when in use, the convex part of the isolation piece is engaged with the concave part of the unlocking piece, so that the two can rotate synchronously. When the isolation piece and the unlocking piece rotate, their raised strips will rotate, and make the raised strips on the isolation plate abut against the arc-shaped convex piece or the raised strips on the unlocking piece abut against the guide protrusion. Therefore, under the action of the guide protrusion or the arc-shaped convex piece, its anti-locking piece will rise and fall, so that the protrusion enters the arc-shaped groove 83 or the vertical locking groove 84 of the rotating shaft body 81, thereby realizing the lifting and lowering of the anti-locking piece, thereby pressing against the top surface of the lock tongue or disengaging from the top surface of the lock tongue, realizing the anti-locking or unlocking operation. When entering the arc-shaped groove, the toggle piece realizes idling, and when entering the vertical locking groove, the toggle piece can rotate synchronously with the rotating shaft body, thereby realizing the unlocking or unlocking operation.

[0063] In actual application, a transverse resisting hole is provided on the side of the cross-shaped resisting block, and a marble 17 and a spring 18 are provided in the transverse resisting hole; a plurality of resisting holes 19 located on the same vertical line are provided on an inner wall of the U-shaped bracket; when in use, the toggle plate lifts and drives the cross-shaped resisting block to rise and fall, and the marble of the cross-shaped resisting block is stuck in one of the resisting holes under the action of the spring to limit the position, and the end of the cross-shaped resisting block abuts against the end of the lock tongue to limit the position.

[0064] In actual application, the symmetrical inner wall of the movable frame is provided with a V-shaped slot 20; the outer door handle structure and the inner door handle structure are both provided with a V-shaped convex strip 21; in this embodiment, the outer door handle structure or the inner door handle structure rotates, and the V-shaped convex strip is inserted into the V-shaped slot and drives the movable frame to translate. Through the above structure, the V-shaped convex strip can be inserted into the V-shaped slot and drive the movable frame to translate, thereby ensuring the effectiveness and reliability of the translation of the movable frame.

[0065] In actual application, two strip grooves 22 are arranged on the surface cover; two protruding columns 23 are fixed on the locking tongue; during operation, the locking tongue translates and drives the protruding columns to translate and guide in the strip grooves.

[0066] In actual application, the symmetrical side walls of the bottom shell are all provided with U-shaped avoidance grooves 24; the symmetrical outer walls of the movable frame are fixed with guide vertical blocks 25, and the V-shaped clamping grooves are located inside the guide vertical blocks; the movable frame translates in the bottom shell, and the guide vertical blocks translate in the U-shaped avoidance grooves and are limited by the groove walls of the U-shaped avoidance grooves. The effectiveness and reliability of the translation of the movable frame are ensured, and the practicability is strong.

[0067] The utility model has positive effects: the structure of the utility model is reasonably arranged, and it is provided with a movable frame, an anti-locking block, an outer door handle structure and an inner door handle structure; and when in use, the outer door handle structure rotates and the anti-locking piece is lifted up to realize anti-locking, and the operation is convenient, and the arrangement of the anti-locking structure can be reduced, which is conducive to reducing the processing cost, and is also conducive to reducing the assembly cost, improving the assembly efficiency, and is also conducive to improving the stability and reliability of use, and has strong applicability and good practicality;

[0068] The outer door handle structure includes a rotating shaft and a toggle piece; an arc-shaped groove is arranged in the middle of the symmetrical outer wall of the rotating shaft, and a vertical locking groove is arranged on the rotating shaft in the middle of the arc-shaped groove; a protrusion is fixed on the symmetrical inner wall of the toggle piece; the protrusion of the toggle piece is in the arc-shaped groove or the vertical locking groove. Through the above structure, the overall structure is simple, which is conducive to improving processing efficiency and assembly efficiency, is convenient to operate, has strong applicability and good practicality.

[0069] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0070] Obviously, the above embodiments of the present utility model are merely examples for clearly illustrating the present utility model, rather than limitations on the implementation manners of the present utility model. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to enumerate all the implementation manners here. And these obvious changes or modifications derived from the essential spirit of the present utility model still fall within the protection scope of the present utility model.

Claims

1. A lift-up reverse-lock lock, comprising a bottom shell and a surface cover fixed by a screw, a locking tongue being arranged between the bottom shell and the surface cover, characterized in that: A movable frame is arranged in the bottom shell; Two U-shaped brackets are fixed on the bottom shell by screws, and the two U-shaped brackets are inside the movable frame; The end of the lock tongue is clamped on the movable frame and extends between the two U-shaped brackets, and a return spring is arranged between the end of the movable frame away from the lock tongue and the inner wall of the bottom shell; A locking block is arranged in the movable frame, and the symmetrical edges of the locking block can be lifted and placed in the U-shaped bracket; An outer door handle structure and an inner door handle structure are arranged between the bottom shell and the surface cover; The outer door handle structure or the inner door handle structure rotates to drive the movable frame to translate, and the movable frame drives the lock tongue to translate to achieve locking or unlocking action; The outer door handle structure rotates and causes the anti-locking member to be lifted up so that the outer door handle structure abuts against the anti-locking block, thereby driving the end of the anti-locking block to abut against the lock tongue to realize anti-locking.

2. A lift-up reverse-lock lock according to claim 1, characterized in that: The outer door handle structure includes a rotating shaft, a toggle piece and an unlocking member; An arc-shaped groove is arranged in the middle of the symmetrical outer wall of the rotating shaft body, and a vertical locking groove is arranged in the middle of the arc-shaped groove on the rotating shaft body; A protrusion is fixed on the symmetrical inner wall of the toggle piece; The protrusion of the toggle piece is located in the arc-shaped groove or the vertical locking groove; The unlocking member is located on the outer side of the rotating shaft body; The protrusion is located in the arc-shaped groove, the rotating shaft body is idle, the protrusion is located in the vertical locking groove, and the rotating shaft body rotates and drives the toggle piece to move.

3. A lift-up reverse-lock lock according to claim 2, characterized in that: The anti-locking block includes a cross-shaped pressing block, a guide plate integrally formed on the side end of the cross-shaped pressing block, and a stop block located above the guide plate; The rotating shaft is located in the recessed area of ​​the guide plate, and the shifting piece is located in the gap between the guide plate and the shifting block.

4. The lift-up and reverse-lock lock according to claim 3, characterized in that: An arc-shaped guide groove is provided on the inner wall of the guide plate; A guide protrusion is fixed on the bottom surface of the toggle piece; The paddle piece rotates, and the guide protrusion moves in the arc-shaped guide groove and abuts against the groove wall of the arc-shaped guide groove for limiting position.

5. The lift-up and reverse-lock lock according to claim 4, characterized in that: An isolation plate is provided between the outer door handle structure and the inner door handle structure, and a support block is fixed to the end of the isolation plate; The edges of the isolation plate and the unlocking member are both fixed with raised strips; The top surface of the toggle piece is provided with an arc-shaped convex piece, the unlocking piece is provided with a concave piece, the bottom surface of the support block is provided with a convex piece matching with the concave piece, and the convex piece is connected with the concave piece in a snap-fitting manner.

6. The lift-up and reverse-lock lock according to claim 3, characterized in that: The side of the cross-shaped pressing block is provided with a transverse pressing hole, and a marble and a spring are arranged in the transverse pressing hole; A plurality of positioning holes located on the same vertical line are provided on an inner wall of the U-shaped bracket; The toggle plate lifts and drives the cross-shaped pressing block to rise and fall, and the marble of the cross-shaped pressing block is stuck in one of the pressing holes under the action of the spring to limit the position, and the end of the cross-shaped pressing block is pressed against the end of the lock tongue to limit the position.

7. The lift-up and reverse-lock lock according to claim 1, characterized in that: The symmetrical inner wall of the movable frame is provided with a V-shaped clamping groove; The outer door handle structure and the inner door handle structure are both provided with V-shaped convex strips; The outer door handle structure or the inner door handle structure rotates, and the V-shaped convex strip is inserted into the V-shaped clamping groove and drives the movable frame to translate.

8. The lift-up and reverse-lock lock according to claim 1, characterized in that: The surface cover is provided with two strip-shaped grooves; Two protruding posts are fixed on the lock tongue; The locking tongue translates and drives the protruding column to translate and guide in the strip-shaped groove.

9. The lift-up reverse-lock lock according to claim 7, characterized in that: The symmetrical side walls of the bottom shell are all provided with U-shaped avoidance grooves; A guide vertical block is fixed on the symmetrical outer wall of the movable frame, and the V-shaped clamping groove is located on the inner side of the guide vertical block; The movable frame translates in the bottom shell, and the guide vertical block translates in the U-shaped avoidance groove and is limited by the groove wall of the U-shaped avoidance groove.

10. The lift-up and reverse-lock lock according to claim 1, characterized in that: A square handle mounting hole is provided at the center of the outer door handle structure and the inner door handle structure.

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