CN210370204U

CN210370204U - Door and window lock structure

Info

Publication number: CN210370204U
Application number: CN201920941779.5U
Authority: CN
Inventors: 缪培友
Original assignee: Si Chuan Leawod Window & Door Profile Co ltd
Current assignee: Liangmudao Door And Window Group Co ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-21
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a door and window lock structure, including handle and lock core, the handle rotate and set up in the indoor side of door and window frame, the lock core set up in the outdoor side of door and window frame, the transmission shaft of lock core extends to along outdoor to indoor direction and is connected with the handle to transmission shaft and the coaxial rotation of handle, the transmission shaft on the cover be equipped with along with transmission shaft pivoted driving piece, the rotatory action drive of driving piece sets up and changes between locking position and unlocking position in the spring bolt of door and window frame avris. Door and window lock structure adopt lock core and handle to pass through the direct coaxial rotation of transmission shaft and be connected, indoor outer all operatable switching door and window, simple structure, compactness, occupation space is little, convenient to use, security height.

Description

Door and window lock structure

Technical Field

The utility model relates to a door and window technical field especially relates to a door and window lock structure.

Background

The traditional lock used by the sliding door is mostly a keyless mortise lock, and basically has two types, one type is an embedded type, the mortise lock is installed by hollowing out the middle part of the frame of the sliding door, and the two windows are respectively fixed on the window frame by shifting the shifting piece up and down to be meshed and locked with the corresponding slot of the window frame part. The other is a surface installation, on the frame of the joint part of the two windows, the indoor window sash fixes a shifting sheet which can rotate 180 degrees through screws, and the outdoor window sash fixes a groove. The two locks are locks which are not unlocked by a special key, cannot be opened and closed inside and outside a door and window, have poor use safety, and have complicated structure, large occupied volume and inconvenient operation if the lock unlocked by the key is additionally arranged on the door and window.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve and the technical task who provides improve prior art, provide a door and window lock structure, solve the door and window tool to lock structure among the prior art complicated, occupy bulky, the inconvenient problem of operation.

For solving the above technical problem, the technical scheme of the utility model is that:

the utility model provides a door and window lock structure, includes handle and lock core, the handle rotate and set up in the indoor side of door and window frame, the lock core set up in the outdoor side of door and window frame, the transmission shaft of lock core extends to and is connected with the handle along outdoor indoor direction to the transmission shaft and the coaxial rotation of handle, the transmission shaft on the cover be equipped with along with transmission shaft pivoted driving piece, the spin action of driving piece drives the spring bolt that sets up in door and window frame avris and changes between locking position and unlocking position. The door and window lock structure adopts the direct coaxial rotating connection of the lock cylinder and the handle through the transmission shaft, the opening and closing of the door and the window are controlled by operating the lock cylinder through the key at the outdoor side, and the opening and closing of the door and the window are controlled by operating the handle at the indoor side, so the door and window lock structure has the advantages of simple and compact structure, small occupied space, convenient use, capability of operating and locking the door and the window indoors and outdoors, and high use safety.

Furthermore, the lock cylinder is fixed on a fastener piece which is embedded and connected to the outdoor side surface of the door and window frame, and does not occupy extra space, so that the door and window mounting structure is more compact.

Furthermore, the outdoor side surface of the handle part is provided with a handle groove which is sunken towards the indoor side, so that the door and window can be conveniently pushed and pulled.

Furthermore, the handle rotate to be connected on being fixed in the pedestal of door and window frame indoor side, the structure is firm, the long-term stability of guarantee operating handle.

Furthermore, the handle is connected with the transmission shaft through the connecting block for transmission, one end of the connecting block is provided with a transmission hole for inserting the transmission shaft, the other end of the connecting block is connected with the handle through a bolt, and the connecting block is rotatably connected onto the base body.

Furthermore, the part of the transmission shaft penetrating into the connecting block is sleeved with a gasket, the gasket is an elastic gasket tightly abutting against the transmission shaft and the connecting block, so that the transmission shaft and the connecting block are connected together more stably, a connecting gap between the transmission shaft and the connecting block is eliminated by the gasket, and the transmission reliability is improved.

Furthermore, the base body is provided with a commutator segment, the commutator segment is provided with a limit arc segment along the rotation circumferential direction of the connecting block, and the connecting block is provided with a limit block which slides along the limit arc segment and limits the rotation angle by the limit arc segment. The rotation angle of the handle is limited by the limiting arc section, so that the handle stops when the handle rotates to the position where the lock tongue is located at the locking position or the unlocking position, and the handle is prevented from rotating excessively.

Furthermore, a shaft sleeve surrounding the circumferential direction of the rotation axis of the handle is further arranged on the indoor side of the seat body, a hole is formed in the end face, facing the shaft sleeve, of the handle, and an elastic piece and a ball pushed by the elastic piece to abut against the surface of the shaft sleeve are arranged in the hole. The ball and the shaft sleeve are in rolling contact, so that friction and abrasion are reduced, the handle can rotate more smoothly, and the operation is easier and more labor-saving.

Further, the shaft sleeve surface is provided with the recess that targets in place that supplies the ball card to go into when the spring bolt switches to locking position and unblock position for the handle rotates the back ball card that targets in place and goes into the recess that targets in place, plays the effect of maintaining the handle current state, plays the state that maintains the spring bolt and be in locking position or unblock position promptly, makes door and window switching more reliable.

Furthermore, the cover is connected to the indoor side surface of the seat body, and the cover covers the rotating structure part on the seat body, so that the rotating structure part is prevented from being exposed to the outside and being affected by dust, and meanwhile, the appearance attractiveness is improved.

Compared with the prior art, the utility model discloses the advantage lies in:

door and window lock structure adopt lock core and handle to pass through the direct coaxial rotation of transmission shaft and be connected, simple structure, compactness, occupation space is little, indoor outer all operatable switching door and window, convenient to use, security are high.

Drawings

FIG. 1 is a schematic view of a combination of a handle and a lock cylinder of a door and window lock structure;

FIG. 2 is a schematic sectional view of the combination of the handle and the lock cylinder of the door and window lock structure;

FIG. 3 is an exploded view of the handle and lock cylinder connection;

FIG. 4 is a schematic view of the handle, the lock cylinder and the latch bolt when the door and window lock structure is in a locked state;

fig. 5 is a schematic view showing the cooperation of the handle, the lock cylinder and the latch when the door and window lock structure is in the open state.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model discloses a door and window lock structure, simple structure, compactness, occupation space is little, can carry out door and window switch operation in door and window's inside and outside, and convenient to use, security are high.

As shown in fig. 1 to 5, a door and window lock structure mainly comprises a handle 1, a lock cylinder 2 and a bolt 4, the handle 1 is rotatably arranged at the indoor side of the door and window frame, the lock cylinder 2 is arranged at the outdoor side of the door and window frame, the transmission shaft 3 of the lock cylinder 2 extends to be connected with the handle 1 along the outdoor-indoor direction, the transmission shaft 3 and the handle 1 rotate coaxially, a driving piece 31 rotating along with the transmission shaft 3 is sleeved on the transmission shaft 3, in the embodiment, the driving member 31 is a cam structure, the rotation of the driving member 31 drives the latch 4 disposed at the side of the door/window frame to switch between the locking position and the unlocking position, in this embodiment, the latch bolt 4 is a hook-shaped piece, the latch bolt 4 is switched between a locking position and an unlocking position in a rotating mode, and the latch bolt 4 is buckled with a keyhole piece arranged on an outer frame or other door and window frames when in the locking position to lock the door and window.

In this embodiment, the lock cylinder 2 is fixed to the handle member 5 embedded in the outdoor side surface of the door/window frame by the lock cylinder pressing plate, and the handle groove 51 recessed toward the indoor side is formed in the outdoor side surface of the handle member 5, so that the door/window frame exterior space occupied by the door/window lock structure is reduced, and the door/window mounting structure is more compact.

Be fixed with pedestal 6 at the indoor side of door and window frame, handle 1 rotates to set up on pedestal 6 then to be connected the transmission with transmission shaft 3 again, for convenient installation and guarantee driven stability, adopts handle 1 to be connected driven mode through linking up piece 7 and transmission shaft 3, links up 7 whole through-hole directions along the 3 axial tube structures of transmission shaft, 7 one ends of linking up piece for supplying transmission shaft 3 male transmission holes, the other end then through penetrating at the inside bolt of linking up

piece

7 and 1 spiro union of handle, linking up piece 7 rotates again and connects on the rotation holding hole of seting up on pedestal 6 to handle 1 realizes coaxial synchronous rotation through with linking up 7 transmission shafts 3 of piece, compact structure, occupation space are little, and transmission efficiency is high, convenient assembling.

The section of transmission shaft 3 is T shape structure to the part cover that penetrates in joining piece 7 at transmission shaft 3 is equipped with facing 71, facing 71 be the elasticity facing, facing 71 tightly supports transmission shaft 3 and joining piece 7, and facing 71 still closely laminates on the transmission hole inner wall of joining piece 7 when closely wrapping up transmission shaft 3 promptly, utilizes the facing to eliminate the joint gap between transmission shaft and the joining piece, makes transmission shaft and joining piece inseparabler, stable connection together, improves the transmission stability between the two.

Still be fixed with commutator segment 8 on the pedestal 6, commutator segment 8 on set up along the spacing segmental arc 81 of the rotatory circumference of linking piece 7, linking piece 7 on set up along the gliding stopper 72 by spacing segmental arc 81 restriction turned angle of spacing segmental arc 81, the both ends of spacing segmental arc along circumference promptly represent the spring bolt respectively and are located locking position, the position that the handle need rotate when unblocking the position, linking piece 7 rotates along with transmission shaft 3 and handle 1, then represent the spring bolt when the stopper 72 of linking piece 7 rotates the circumference tip of conflicting spacing segmental arc and have accurately converted to locking position or unblock the position, the handle can't continue to rotate again this moment, effectively avoid the handle to rotate, ensure that the accurate drive spring bolt of handle converts between locking position and unblock position.

Still be provided with on the indoor side of pedestal 6 around the axle sleeve 9 of handle 1 rotation axis circumference, axle sleeve 9 is ring sheet structure, handle 1 sets up porosely on the terminal surface towards axle sleeve 9, has set up elastic component 91 in the hole and has supported the ball 92 that leans on the axle sleeve 9 surface by elastic component 91 promotion, and elastic component 91 can optimize the spring, can stably provide elastic force for the ball is stably laminated on axle sleeve 9 surface, and simple to operate, use cost hang down. When the handle 1 rotates, the ball rolls along the shaft sleeve, so that the friction and abrasion of the handle 1 during rotation are reduced, the handle is ensured to rotate smoothly, and the operating handle is easier and more labor-saving. And, axle sleeve 9 surface still is provided with the recess 93 that targets in place that supplies ball 92 card to go into when the spring bolt 4 switches to locking position and unblock position, and ball 92 card goes into the recess 93 that targets in place when the handle rotates to the position promptly, and ball 92 card has slight sound when locating in the recess 93, can remind the operator to rotate the handle and target in place to the cooperation of ball 92 and the recess 93 that targets in place can also play the effect of maintaining the handle current state, avoids the handle unexpected rotation.

In order to improve the aesthetic property, avoid the influence of dust on the door and window lock structure and ensure the service life of the door and window lock structure, a cover 61 is connected to the indoor side surface of the seat body 6, the handle 1 is positioned at the indoor side of the cover 61, and a through hole for connecting the handle 1 and the connecting block 7 is formed in the cover.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims

1. The utility model provides a door and window lock structure, a serial communication port, including handle (1) and lock core (2), handle (1) rotate and set up in the indoor side of door and window frame, lock core (2) set up in the outdoor side of door and window frame, transmission shaft (3) of lock core (2) extend to and be connected with handle (1) along outdoor to indoor direction to transmission shaft (3) and handle (1) coaxial rotation, transmission shaft (3) go up the cover and are equipped with along with transmission shaft (3) pivoted driving piece (31), the rotatory action drive of driving piece (31) sets up in spring bolt (4) of door and window frame avris and changes between locking position and unlocking position.

2. The door and window lock structure as claimed in claim 1, wherein said lock cylinder (2) is fixed to a fastener member (5) insertedly attached to an outdoor side surface of the door and window frame.

3. The door and window lock structure as claimed in claim 2, wherein the outdoor side surface of the catching member (5) is formed with a catching groove (51) depressed toward the indoor side.

4. The door and window lock structure as claimed in any one of claims 1 to 3, wherein the handle (1) is rotatably coupled to a housing (6) fixed to an indoor side of the door and window frame.

5. The door and window lock structure as claimed in claim 4, wherein the handle (1) is connected to the transmission shaft (3) for transmission through a joint block (7), one end of the joint block (7) is provided with a transmission hole for the transmission shaft (3) to be inserted, the other end is connected to the handle (1) through a bolt, and the joint block (7) is rotatably connected to the base body (6).

6. The doorlock structure of claim 5, wherein a portion of the transmission shaft (3) penetrating into the joining block (7) is sleeved with a facing (71), and the facing (71) is an elastic facing tightly abutting against the transmission shaft (3) and the joining block (7).

7. The door and window lock structure according to claim 5, wherein the base body (6) is provided with a commutator segment (8), the commutator segment (8) is provided with a limit arc segment (81) along the rotation circumferential direction of the joining block (7), and the joining block (7) is provided with a limit block (72) which slides along the limit arc segment (81) and is limited in rotation angle by the limit arc segment (81).

8. The door and window lock structure as claimed in claim 5, wherein the indoor side of the base body (6) is further provided with a sleeve (9) surrounding the rotation axis of the handle (1), the end surface of the handle (1) facing the sleeve (9) is provided with a hole, and an elastic member (91) and a ball (92) pushed by the elastic member (91) to abut against the surface of the sleeve (9) are arranged in the hole.

9. The door and window lock structure as claimed in claim 8, wherein the boss (9) is provided at a surface thereof with an in-place groove (93) into which the ball (92) is caught when the latch tongue (4) is shifted to the latched position and the unlatched position.

10. The door and window lock structure as claimed in claim 4, wherein a cover (61) is attached to an indoor side surface of the seat body (6).