CN219711254U - Novel door and window limiting coded lock - Google Patents

Abstract

The utility model discloses a novel door and window limiting coded lock, which comprises a tailstock and a lock body, wherein the tailstock is movably connected with a lock rod through a universal ball head, the lock body is provided with a lock groove capable of accommodating the lock rod, the lock rod is provided with at least one lock hole, a lock tongue piece capable of movably penetrating into the lock groove and then being inserted into the lock hole is arranged in the lock body at one side of the lock groove, a locking piece capable of locking the lock tongue piece and not moving is arranged in the lock body, and the lock body is provided with a coded lock capable of locking the movement of the locking piece. The lock rod can be adjusted in multiple gears, so that a user can conveniently and flexibly adjust the opening and closing degree of the door and window, the unlocking mode with the password can effectively prevent children from arbitrarily picking up a novel door and window limiting coded lock locked between the unlocking body and the lock rod.

Description

Novel door and window limiting coded lock

Technical Field

The utility model relates to the field of safety door and window locks, in particular to a novel door and window limiting coded lock.

Background

The child safety door and window lock is a device capable of protecting children, and can prevent the children from opening doors and windows carelessly in the home, so that accidental injury is avoided. With the importance of people on child safety, child safety door and window locks have become a necessary product of modern household safety equipment.

Such as Chinese patent publication No.: CN211500215U, which discloses a relative displacement locking device. The locking device comprises a base and a locking main body, wherein the base is provided with at least one first locking mechanism which is arranged on the base along the moving direction of the locking main body, and the first locking mechanism also comprises a plurality of locking units; the locking main body comprises a main body and an operating mechanism, and the operating mechanism is matched with the first locking machine, so that a locking state or an unlocking state is generated when the locking main body moves along the base, relative displacement between the locking main body and the base is forbidden or allowed, and locking of relative displacement between the two components is realized. Although the technical scheme can realize the locking of doors and windows at two opposite positions, the locking device can only be used for sliding doors or sliding windows, and for sliding doors or sliding windows, the locking device for relative displacement can not be used, and has great limitation.

In addition, as in Chinese patent publication No.: CN212224940U discloses a child window chain lock, "comprising a fixing member, a locking member and a cable, one end of the cable is located in the fixing member, and the other end of the cable is connected with a lock core". The lock with the structure is characterized in that the fixing piece is connected with the locking piece through the cable, and the two ends of the cable can rotate and can be applied to a sliding door or a sliding window, a sliding window or a sliding door, so that the use range is more flexible, but the lock is easy to blow and close when the window is opened for ventilation and ventilation due to the use of the cable connection, and a user also needs to push the door and the window again; the sliding door or the sliding window is easy to cause hidden safety hazards that a child stretches hands into the door and window gaps and clamps the hands, and the opening and closing degree of the door and window cannot be adjusted.

In addition, the locking structure of the existing child safety door and window lock is basically locked through two buckles capable of being pressed, the locking structure is simpler, and for older children, the situation that the locking structure is easily opened along with the easy manipulation still exists, so that the safety is not high enough.

Accordingly, there is a need for further optimization and improvement of existing security door and window locks.

Disclosure of Invention

The utility model aims to provide a novel door and window limiting coded lock which is more flexible to install, is applicable to limiting the opening range of various doors and windows, can be adjusted in multiple gears, and is not easy to open by children in a coded unlocking mode.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a novel spacing trick lock of door and window, includes tailstock and lock body there is the locking lever through universal bulb swing joint on the tailstock, is equipped with the locked groove that can hold the locking lever embedding on the lock body be equipped with at least one lockhole on the locking lever, be located in locked groove one side be equipped with in the lock body and can move about and penetrate the lock inslot, and then insert the spring bolt spare in the lockhole be equipped with in the lock body and can lock the unable locking piece of spring bolt spare be moved be equipped with on the lock body and can lock the trick lock of locking piece motion.

As a further proposal of the utility model, the lock body comprises a lock body bottom plate and a lock shell buckled on the lock body bottom plate, the lock groove is concavely formed on the upper surface of the lock shell, the side wall of the lock groove is penetrated with a lock tongue through hole, the lock tongue piece is movably arranged in the lock shell, one end of the lock tongue piece movably penetrates through the lock tongue through hole and stretches into the lock groove, and the lock piece is arranged in the lock shell.

As a preferable scheme of the utility model, a notch is penetrated on the outer wall of the lock shell, the lock tongue piece comprises a lock cylinder which is movably arranged in the lock shell and can move back and forth, one end of the lock cylinder is connected with a lock pin, the head end of the lock pin can penetrate through the lock tongue perforation to extend into the lock groove and be inserted into the lock hole, and one end of the lock cylinder far away from the lock pin is accommodated in the notch.

As a further scheme of the utility model, the locking piece comprises a linkage fastener which is arranged in the lock shell and can float up and down, a first elastic piece which can jack up the linkage fastener upwards is arranged between the bottom of the linkage fastener and the top surface of the lock body bottom plate, a clamping hook block is arranged on the lock cylinder, a clamping hook piece which can clamp the clamping hook block when floating upwards is arranged on the linkage fastener, a first through hole penetrates through the lock shell on one side of the locking groove far away from the notch, and an unlocking key which can move downwards to extrude the linkage fastener to move downwards so as to enable the clamping hook piece to be separated from the clamping hook block is movably arranged in the first through hole, and the unlocking key can be limited to move downwards by the coded lock.

As a preferable scheme of the utility model, a base column is arranged on the lock body bottom plate in an upward protruding mode, the base column is tubular and coaxial with the first through hole, a positioning column capable of being inserted into a tube cavity at the top end of the base column extends downwards from the bottom of the unlocking key, a second through hole capable of being sleeved on the outer circumferential wall of the base column is penetrated through the linkage fastener, the periphery of the bottom of the unlocking key is propped against the top surface of the linkage fastener, the first elastic piece is a spring, and the first elastic piece is sleeved on the outer circumferential wall of the base column.

As a preferable scheme of the utility model, the coded lock comprises a coded knob which is rotatably sleeved on the circumferential outer wall of the unlocking key, a digital mark is arranged on the coded knob, a plurality of adjusting clamping grooves are formed in the circumferential outer wall of the unlocking key at intervals, a plurality of adjusting clamping teeth which can be inserted into the adjusting clamping grooves are formed in the inner wall of the coded knob, a plurality of clamping strips are arranged between the circumferential inner wall of the unlocking key and the circumferential outer wall of the positioning column at intervals, and a plurality of embedded grooves corresponding to the clamping strips are formed in the downward concave top end of the base column.

As a preferable scheme of the utility model, the top of the unlocking key is provided with a concentric annular boss, the diameter of the annular boss is smaller than that of the unlocking key, the password knob comprises a positioning seat which is annularly and rotatably sleeved on the circumferential outer wall of the annular boss, the bottom surface of the positioning seat is attached to the top surface of the unlocking key, a plurality of positioning hooks which extend downwards are arranged at intervals along the circumferential surface of the bottom of the positioning seat, the bottom ends of the positioning hooks penetrate through the first through holes and are hooked on the top wall of the inner cavity of the lock shell, the adjusting clamping teeth are arranged at intervals along the circumference of the bottom surface of the positioning seat at the inner side of the positioning hooks, a rotating ring is sleeved on the circumferential outer wall of the positioning seat, the circumference of the bottom surface of the rotating ring is arranged on the upper surface of the lock shell, and the numerical marks are arranged at intervals along the circumferential upper surface of the positioning seat.

As a preferable scheme of the utility model, the lock rod comprises a fixed rod connected with a universal ball head, a movable sleeve is sleeved at one end of the fixed rod in a telescopic way, a lock tongue rod is hinged at one end of the movable sleeve, the lock hole penetrates through the side wall of the lock tongue rod, and an adjusting structure capable of adjusting the position of the movable sleeve relative to the fixed rod is arranged on the movable sleeve.

As a preferable scheme of the utility model, the adjusting structure comprises a plurality of grooves which are sequentially arranged on the outer wall at one side of the fixed rod at intervals, a notch which is provided with an opening at one side and can be exposed out of the grooves is arranged on the side wall of the movable sleeve, a connecting pin which can be clamped in the groove is arranged in the notch, an adjusting key in a U shape is sleeved on the movable sleeve, two ends of the pin are respectively connected to two free ends of the adjusting key, and a second elastomer which can keep the pin clamped in the notch is arranged between the inner wall of the adjusting key and the side wall of the movable sleeve.

As a preferable scheme of the utility model, the lock rod comprises a soft connecting belt connected with the universal ball head, the soft connecting belt is made of soft plastic, and the lock holes are sequentially arranged on the soft connecting belt at intervals.

In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the lock rod is movably connected to the tailstock through the universal ball head, the lock body is provided with the lock tongue piece capable of locking one end of the lock rod, the lock tongue piece is locked by utilizing the linkage fastener capable of floating up and down, and the scheme that the password lock is used for preventing children from misoperation and unlocking the linkage fastener and the lock tongue piece is added, so that the effects of realizing positioning connection and safe locking between the tailstock and the lock body can be achieved. The lock rod can be adjusted in multiple gears, is convenient for a user to adjust the opening and closing degree of the door and window, can be conveniently and flexibly applied to various doors and windows needing to be opened and closed, can be used for translational doors and windows, can also be used for sliding doors or sliding windows, and increases the service scenes of locks. The addition of the coded lock effectively prevents children from arbitrarily picking up the lock between the lock body and the lock rod, and is safer.

Drawings

Fig. 1 is a perspective view of one embodiment of the present utility model wherein a locking bar is locked into a locking groove.

Fig. 2 is a perspective view of one embodiment of the utility model in which the locking bar is unlocked into the locking slot.

Fig. 3 is one of the cross-sectional views of an embodiment of the present utility model.

FIG. 4 is a second cross-sectional view of an embodiment of the present utility model.

Fig. 5 is an exploded view of one embodiment of the present utility model.

Fig. 6 is one of the exploded views of the lock body of the present utility model.

FIG. 7 is a second exploded view of the lock body of the present utility model.

Fig. 8 is an enlarged view at a in fig. 3.

Fig. 9 is an enlarged view at B in fig. 4.

Fig. 10 is a perspective view of another embodiment of the present utility model wherein the locking bar is locked into the locking groove.

Fig. 11 is a cross-sectional view of another embodiment of the present utility model wherein the locking bar is locked into the locking groove.

Reference numerals illustrate: 1. a tailstock; 2. a lock body; 3. a lock lever; 4. a tongue member; 5. a locking member; 6. a coded lock; 7. a first elastic member; 8. an adjustment structure; 9. a spring plate; 11. hemispherical grooves; 12. a tailstock face cover; 13. a tailstock base plate; 14. a locking port; 15. a lock rod groove; 21. A locking groove; 22. a lock body bottom plate; 23. a lock case; 24. the bolt is perforated; 25. a notch; 26. a base column; 30. A fixed rod; 31. a lock hole; 32. a movable sleeve; 33. a dead bolt lever; 34. a groove; 35. connecting a soft belt; 36. universal ball head; 40. A lock core; 41. a locking pin; 43. A hook block; 50. A second through hole; 51. a linkage fastener; 52. a first through hole; 60. Unlocking the key; 61. a password knob; 62. clamping strips; 63. an embedding groove; 80. A groove is formed; 81. a pin; 82. adjusting the keys; 83. a second elastomer; 91. Convex teeth; 92. paragraph teeth; 231. A small hole; 232. a clamping groove; 241. a hook member; 261. adjusting the clamping groove; 401. a dial button; 511. an extension rod; 601. positioning columns; 602. an annular boss; 611. adjusting the latch; 612. a positioning seat; 613. positioning a clamping hook; 614. a rotating ring; 615. a bump; 616. a digital mark; 617. an indicator mark.

Detailed Description

The following detailed description provides many different embodiments, or examples, for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numerals, such as repeated numbers and/or letters, may be used in various embodiments. These repetition are for the purpose of simplicity and clarity in describing the utility model and do not in itself dictate a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "under" …, "underside," "inside-out," "above," "upper" and the like, may be used herein to facilitate a description of a relationship between one element or feature and another element or feature in the drawings, including different orientations of the device in use or operation, and the orientations depicted in the drawings. The spatially relative terms are intended to be construed as corresponding to a limitation of the present utility model when the device is rotated 90 degrees or other orientations in which the spatially relative descriptors are used and the terms "first" and "second" are used for descriptive purposes only and not to be interpreted as indicating or implying a relative importance or an order of implying any particular order of magnitude. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The utility model is further described in the following description and detailed description with reference to the drawings: the utility model provides a novel spacing trick lock of door and window, shown in fig. 1 through 11, including be used for installing tailstock 1 on door leaf or casement and be the same as the lock body 2 of installing on door frame or window frame, tailstock 1 comprises hollow tailstock face lid 12 and lock housing bottom plate 13 of lock housing bottom surface at tailstock face lid 12 bottom surface, lock body 2 includes lock body bottom plate 22 and lock shell 23 of lock body bottom plate 22 lock housing bottom plate 13 constitutes, and the back of lock body bottom plate 22 and tailstock bottom plate 13 sets up the double faced adhesive tape or directly installs on door frame or casement through wearing to set up the screw on tailstock 1 has locking lever 3 through universal bulb swing joint, and this universal bulb's structure specifically includes tailstock bottom plate 13 top surface central authorities is equipped with hemispherical recess 11, runs through on the wall of tailstock face lid 12 corresponding position have can with hemispherical recess 11 inner chamber intercommunication locking lever groove 15, and locking lever 3 can also swing to the universal bulb diameter that is parallel to the universal bulb that the spherical recess 36 of locking lever 13 is parallel to the inside diameter of hemispherical recess 11 is fixed to the inside and outside the spherical recess 11 is fixed at 36. The lock body 2 is provided with a lock groove 21 capable of accommodating the lock rod 3, the lock groove 21 is concavely formed on the upper surface of the lock shell 23, one end, away from the tailstock 1, of the lock rod 3 can be movably embedded into the lock groove 21, at least one lock hole 31 is formed in the lock rod 3 embedded into the lock groove 21, a lock tongue through hole 24 penetrates through the side wall of the lock groove 21, a lock tongue piece 4 capable of being movably penetrated into the lock groove 21 from the lock tongue through hole 24 and then inserted into the lock hole 31 is arranged in the lock body 2 at one side of the lock groove 21, and the lock tongue piece 4 is movably arranged in the lock shell 23.

In one embodiment of the present utility model, as shown in fig. 1 to 9, a notch 25 is formed on the outer wall of the lock case 23 in a penetrating manner, the lock tongue member 4 includes a lock cylinder 40 movably disposed in the lock case 23 and capable of moving back and forth, one end of the lock cylinder 40 is connected with a lock pin 41, the head end of the lock pin 41 can extend into the lock groove 21 through the lock tongue through hole 24 and is inserted into the lock hole 31, one end of the lock cylinder 40 far away from the lock pin 41 is accommodated in the notch 25, the top of the lock cylinder 40 accommodated in the notch 25 is provided with an upward protruding knob 401, and in the case of unlocking the lock tongue member 4, a user controls the lock pin 41 to be inserted into the lock hole 31 or to be pulled out from the lock hole 31 by pulling the knob 401, so as to lock or unlock one end of the lock rod 3.

In order to lock the lock pin 41 when the lock pin 41 is inserted into the lock hole 31, in this embodiment, a locking piece 5 capable of locking the lock tongue piece 4 and incapable of moving is provided in the lock case 23 of the lock body 2, the locking piece 5 includes a linkage fastener 51 provided in the lock case 23 and capable of floating up and down, two side walls of the lock cylinder 40 are respectively provided with a hook block 43, the linkage fastener 51 is plate-shaped, one end of the linkage fastener 51 symmetrically extends out of two extending rods 511 provided at intervals, the two extending rods 511 respectively extend to two sides of the lock cylinder 40, a first elastic piece 7 capable of pushing up the linkage fastener 51 is provided between the bottom of the linkage fastener 51 and the top surface of the lock body bottom plate 22, a hook piece 241 capable of locking the hook block 43 when floating up is provided on the linkage fastener 51, a first through hole 52 is penetrated on the lock case 23 on one side of the lock groove 21 far away from the notch 25, the first through hole 52 is movably provided with an unlocking button 60 capable of moving downwards to press the linkage fastener 51, the hook piece 43 is further made to extend out of the bottom of the lock body bottom plate 22, the first through hole 60 is provided with a base pillar 26, the first through hole 26 is provided on the bottom of the lock body bottom plate 26, the first through hole 60 is provided with a tubular base pillar 60, and the first through hole 60 is extended from the circumference of the first through hole 26, and the first through hole 60 is extended from the top of the first through hole 26, and is located on the bottom of the first through hole 60.

In this embodiment, in order to prevent the linkage fastener 51 from moving downward accidentally, so that one end of the lock lever 3 cannot be locked after being embedded into the lock groove 21, the lock body 2 is provided with a coded lock 6 capable of locking the movement of the locking member 5, and the coded lock 6 can limit the unlocking key 60 to move downward. Specifically: the coded lock 6 comprises a coded knob 61 rotatably sleeved on the circumferential outer wall of the unlocking key 60, a digital mark 616 is arranged on the coded knob 61, an indication mark 617 is fixed on the lock shell 23, a plurality of adjusting clamping grooves 261 are formed around the circumferential outer wall of the unlocking key 60 at intervals, the number of the adjusting clamping grooves 261 is equal to that of the digital marks 616 in the embodiment, a plurality of adjusting clamping teeth 611 capable of being inserted into the adjusting clamping grooves 261 are formed on the inner wall of the coded knob 61, each adjusting clamping tooth 611 corresponds to one digital mark 616, at least one clamping strip 62 is arranged between the circumferential inner wall of the unlocking key 60 and the circumferential outer wall of the positioning column 601 at intervals, the clamping strips 62 are uniformly distributed in a herringbone shape in the embodiment, embedding grooves 63 corresponding to the clamping strips 62 are formed in a downward concave mode at the top end of the base column 26, and the embedding grooves 63 are uniformly distributed in the top end of the base column 26 in a herringbone shape. When the password needs to be adjusted, the unlocking key 60 is pressed, and the adjusting clamping groove 261 and the adjusting clamping tooth 611 are separated from each other. When the password knob 61 is turned, the clamping bar 62 is clamped in the embedded groove 63, the unlocking key 60 cannot rotate, only the password knob 61 rotates, after the number mark 616 is selected, the rotation of the password knob 61 is stopped, the unlocking key 60 is released, the unlocking key 60 can be jacked up by the first elastic piece 7, the clamping bar 62 is separated from the embedded groove 63, and the adjusting clamping groove 261 is clamped with the adjusting clamping tooth 611 again. When the password knob 61 is rotated randomly, the unlocking key 60 rotates along with the password knob 61, the clamping bar 62 is dislocated with the embedded groove 63, and at this time, if the child presses the unlocking key 60, the clamping bar 62 is propped against the top end of the base column 26 and cannot be pressed, and the unlocking key 60 can be pressed only by aligning the clamping bar 62 with the embedded groove 63 again, and at the same time, the selected number mark 616 points to the indication mark 617. In order to conveniently mount the coded lock 6 on the lock body 2, a concentric annular boss 602 is arranged at the top of the unlocking key 60, the diameter of the annular boss 602 is smaller than that of the unlocking key 60, the coded knob 61 comprises a positioning seat 612 which is annularly and rotatably sleeved on the circumferential outer wall of the annular boss 602, the bottom surface of the positioning seat 612 is attached to the top surface of the unlocking key 60, the digital marks 616 are arranged at intervals along the circumferential upper surface of the positioning seat 612, a plurality of positioning hooks 613 which extend downwards are arranged at intervals along the circumferential surface of the bottom of the positioning seat 612, the bottom ends of the positioning hooks 613 penetrate through the first through holes 52 and are hooked on the top wall of the inner cavity of the lock shell 23, the adjusting teeth 611 are arranged at intervals along the circumferential bottom surface of the positioning seat 612 inside the positioning hooks 613, a rotating ring 614 is sleeved on the circumferential outer wall of the positioning seat 612, a plurality of lugs 615 which can be clamped between two adjacent positioning hooks 613 are arranged along the circumferential inner wall of the rotating ring 614, and the rotating ring 614 is synchronously rotated with the positioning seat 612 by embedding the lugs 615 between the two adjacent positioning hooks 613. The periphery of the bottom surface of the rotating ring 614 is disposed on the upper surface of the lock casing 23, a small hole 231 is penetrated downward from the upper surface of the lock casing 23 below the periphery of the bottom surface of the rotating ring 614, a clamping slot 232 is disposed in the inner cavity of the lock casing 23 below the small hole 231, a spring 9 is mounted in the clamping slot 232, the top end of the spring 9 has a tooth 91, a plurality of downward protruding tooth slots 92 are sequentially disposed at intervals along the periphery of the bottom surface of the rotating ring 614, the top end of the tooth 91 protrudes from the small hole 231 and is meshed with any one of the upward tooth slots 92, when the rotating ring 614 rotates, the bottom tooth slots 92 sequentially pass through the tooth slots 91, the periphery of the bottom of the rotating ring 614 presses down the tooth slots 91, and then presses down the bottom of the spring 9, the bottom of the spring 9 elastically abuts against the top surface of the lock body bottom plate 22, in this embodiment, the bottom of the spring 9 is a sheet-shaped body made of plastic, the bottom of the spring 9 obliquely extends downward to form a supporting leg, the tooth 91 is also integrally formed on the sheet-shaped body, the tooth 91 is pressed by the tooth slots 91, when the bottom tooth is pressed by the sheet-shaped tooth 91, the tooth slots 92 are pressed against the supporting the tooth slots, and the user can feel that the number of the user can touch the button by the button, and the button is more clearly touch the position of the button by the tooth, and the button is pressed by the upper edge of the tooth, and the button is pressed by the button, and the button is pressed and the button.

It should be emphasized that in this embodiment, the lock rod 3 includes a fixed rod 30 connected to a universal ball 36, a movable sleeve 32 is sleeved at one end of the fixed rod 30 in a telescopic manner, a lock tongue rod 33 is hinged at one end of the movable sleeve 32, the lock hole 31 penetrates through the side wall of the lock tongue rod 33, the hinged lock tongue rod 33 can enable the door and window limiting coded lock of the present utility model to be better applied to a push door or a push window, a sliding door and a sliding window, and the universal ball on the tailstock 1 is movably connected to the fixed rod 30, even if the installation angle is askew during installation, the positioning connection between the tailstock 1 and the lock body 2 can still be realized, and compared with the traditional commercial door and window safety lock, the lock has the advantages of being more flexible, no requirement for installation angle, being more wide in space requirement compared with the traditional door and window limiting device, and being convenient and flexible to be applied to various doors and windows requiring opening and closing. In order to enable a user to freely select the opening size of a door or window, an adjusting structure 8 capable of adjusting the position of the movable sleeve 32 relative to the fixed rod 30 is arranged on the movable sleeve 32 to limit the opening range of the door or window, the adjusting structure 8 comprises a plurality of grooves 34 sequentially arranged on the outer wall of one side of the fixed rod 30 at intervals, a notch 80 with one side open and capable of exposing the groove 34 is arranged on the side wall of the same position of the movable sleeve 32, a connecting pin 81 capable of being clamped in the groove 34 is arranged in the notch 80, an adjusting key 82 in a U shape is sleeved on the movable sleeve 32, two ends of the pin 81 are respectively connected to two free ends of the adjusting key 82, a second elastic body 83 capable of keeping the pin 81 clamped in the notch 80 is arranged between the inner wall of the adjusting key 82 and the side wall of the movable sleeve 32, and the second elastic body 83 in the embodiment takes a spring as an example. When the relative length between the fixed rod 30 and the movable sleeve 32 needs to be adjusted, the adjusting key 82 is pulled, the second elastic body 83 is compressed, the pin 81 is moved out of the notch 80, at the moment, the movable sleeve 32 can be pulled or contracted relative to the fixed rod 30 without the constraint of the pin 81, when the movable sleeve 32 is pulled or contracted to the position of the next groove 34, the notch 80 is overlapped with the axis of the selected groove 34 at the moment, the second elastic body 83 of the adjusting key 82 is released, the adjusting key 82 moves to the opposite side of the notch 80, the pin 81 enters the notch 80 again and is clamped into the groove 34 at the same time, and the relative position of the fixed rod 30 and the movable sleeve 32 is locked.

In addition, as shown in fig. 10 and 11, another embodiment of the present utility model is shown, and it is clear from the drawings that the present embodiment is basically different from the first embodiment in size, only in that the structure of the lock lever 3 is different, the lock lever 3 includes a flexible connection strap 35 connected to a universal ball, in this embodiment, the flexible connection strap 35 is made of flexible plastic, for example, a plastic ribbon, and the locking holes 31 are sequentially and alternately arranged on the flexible connection strap 35, and when the opening size of the door or window needs to be adjusted, only locking holes at different positions of the flexible connection strap 35 need to be embedded into the locking grooves 21, and then inserted into the locking holes 31 through the locking pins 41. The lock holes 31 arranged at intervals can be more convenient for a user to adjust the opening and closing degree of the door and window compared with a lockset connected by a cable.

While there has been shown and described what is at present considered to be the fundamental principles and the main features of the utility model and the advantages thereof, it will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. Novel spacing trick lock of door and window, its characterized in that: including tailstock (1) and lock body (2) there is locking lever (3) through universal bulb swing joint on tailstock (1), be equipped with on lock body (2) can hold locking lever (3) embedded locked groove (21) be equipped with at least one lockhole (31) on locking lever (3) be equipped with in lock body (2) that are located locked groove (21) one side can move about and penetrate in locked groove (21) and then insert spring bolt spare (4) in lockhole (31) be equipped with in lock body (2) can lock dead lock spare (5) of spring bolt spare (4) be equipped with on lock body (2) can lock trick lock (6) of locking spare (5) motion.

2. The novel door and window limiting coded lock according to claim 1, wherein the lock body (2) comprises a lock body bottom plate (22) and a lock shell (23) buckled on the lock body bottom plate (22), the lock groove (21) is concavely formed on the upper surface of the lock shell (23), a lock tongue through hole (24) is formed in the side wall of the lock groove (21) in a penetrating mode, the lock tongue piece (4) is movably arranged in the lock shell (23), one end of the lock tongue piece (4) movably penetrates through the lock tongue through hole (24) to extend into the lock groove (21), and the lock piece (5) is arranged in the lock shell (23).

3. The novel door and window limiting coded lock according to claim 2, characterized in that a notch (25) is formed in the outer wall of the lock shell (23), the lock bolt piece (4) comprises a lock cylinder (40) which is movably arranged in the lock shell (23) and can move back and forth, one end of the lock cylinder (40) is connected with a lock pin (41), the head end of the lock pin (41) can penetrate through the lock bolt perforation (24) to extend into the lock groove (21) and be inserted into the lock hole (31), and one end of the lock cylinder (40) far away from the lock pin (41) is accommodated in the notch (25).

4. The novel door and window limiting coded lock according to claim 3, wherein the locking piece (5) comprises a linkage fastener (51) which is arranged on the lock shell (23) and can float up and down, a first elastic piece (7) which can jack up the linkage fastener (51) upwards is arranged between the bottom of the linkage fastener (51) and the top surface of the lock body bottom plate (22), a clamping hook block (43) is arranged on the lock cylinder (40), a clamping hook piece (241) which can clamp the clamping hook block (43) when floating up is arranged on the linkage fastener (51), a first through hole (52) is penetrated on the lock shell (23) on one side, far away from the notch (25), of the lock groove (21), an unlocking key (60) which can move downwards and further enable the clamping hook piece (241) to be separated from the clamping hook block (43) is movably arranged in the first through hole (52), and the coded lock (6) can limit the unlocking key (60) to move downwards.

5. The novel door and window limiting coded lock according to claim 4, wherein a base column (26) is arranged on the lock body bottom plate (22) in an upward protruding mode, the base column (26) is tubular and coaxial with the first through hole (52), a positioning column (601) capable of being inserted into a top end pipe cavity of the base column (26) is downwards extended from the bottom of the unlocking key (60), a second through hole (50) capable of being sleeved on the circumferential outer wall of the base column (26) is penetrated through the linkage fastener (51), the bottom periphery of the unlocking key (60) is propped against the top surface of the linkage fastener (51), the first elastic piece (7) is a spring, and the first elastic piece (7) is sleeved on the circumferential outer wall of the base column (26).

6. The novel door and window limiting coded lock according to claim 5, wherein the coded lock (6) comprises a coded knob (61) rotatably sleeved on the circumferential outer wall of the unlocking key (60), a digital mark (616) is arranged on the coded knob (61), a plurality of adjusting clamping grooves (261) are formed in the circumferential outer wall of the unlocking key (60) in a surrounding mode at intervals, a plurality of adjusting clamping teeth (611) capable of being inserted into the adjusting clamping grooves (261) are formed in the inner wall of the coded knob (61), at least one clamping strip (62) is arranged between the circumferential inner wall of the unlocking key (60) and the circumferential outer wall of the positioning column (601) at intervals, and a plurality of embedded grooves (63) corresponding to the clamping strips (62) are formed in the downward sunken mode at the top end of the base column (26).

7. The novel door and window limiting coded lock according to claim 6, wherein a concentric annular boss (602) is arranged at the top of the unlocking key (60), the diameter of the annular boss (602) is smaller than that of the unlocking key (60), the coded knob (61) comprises a positioning seat (612) which is annularly and rotatably sleeved on the circumferential outer wall of the annular boss (602), the bottom surface of the positioning seat (612) is attached to the top surface of the unlocking key (60), a plurality of positioning hooks (613) which extend downwards are arranged at intervals along the circumferential surface of the bottom of the positioning seat (612), the bottom ends of the positioning hooks (613) penetrate through the first through holes (52) and are hooked on the top wall of the inner cavity of the lock shell (23), the adjusting hooks (611) are arranged at intervals along the circumferential surface of the positioning seat (612) on the inner side of the positioning hooks (613), the circumferential outer wall of the positioning seat (612) is sleeved with a rotating ring (614), the periphery of the bottom surface of the rotating ring (614) is arranged on the upper surface of the lock shell (23), and the bottom surface of the digital mark (612) is arranged at intervals along the circumferential surface of the positioning seat (616).

8. The novel door and window limiting coded lock according to any one of claims 1 to 7, characterized in that the lock rod (3) comprises a fixed rod (30) connected with a universal ball head, a movable sleeve (32) is sleeved at one end of the fixed rod (30) in a telescopic manner, a lock tongue rod (33) is hinged at one end of the movable sleeve (32), the lock hole (31) penetrates through the side wall of the lock tongue rod (33), and an adjusting structure (8) capable of adjusting the position of the movable sleeve (32) relative to the fixed rod (30) is arranged on the movable sleeve (32).

9. The novel door and window limiting coded lock according to claim 8, wherein the adjusting structure (8) comprises a plurality of grooves (34) sequentially arranged on the outer wall of one side of the fixed rod (30) at intervals, a notch (80) with one side open and capable of exposing the grooves (34) is arranged on the side wall of the movable sleeve (32), a connecting pin (81) capable of being clamped in the grooves (34) is arranged in the notch (80), an adjusting key (82) in a U shape is sleeved on the movable sleeve (32), two ends of the pin (81) are respectively connected to two free ends of the adjusting key (82), and a second elastomer (83) capable of keeping the pin (81) clamped in the notch (80) is arranged between the inner wall of the adjusting key (82) and the side wall of the movable sleeve (32).

10. The novel door and window limiting coded lock according to any one of claims 1 to 7, wherein the lock rod (3) comprises a connecting soft belt (35) connected with a universal ball head, the connecting soft belt (35) is made of soft plastic, and the lock holes (31) are sequentially arranged on the connecting soft belt (35) at intervals.