CN212689762U - Window lock with self-locking function - Google Patents

Abstract

A window lock with a self-locking function comprises a lock body device and a locking device, wherein the lock body device comprises a static rod, a driving assembly, a moving rod, a spring bolt assembly and a locking point assembly, the spring bolt assembly comprises a first connecting rod and a sliding groove, the sliding groove is positioned on the static rod, the first connecting rod is arranged on the static rod and is connected with the moving rod, a lock box and a spring bolt are arranged in the sliding groove, the lock box is fixedly connected with the first connecting rod, a spring is arranged between the lock box and the spring bolt, a spring bolt hole is formed in the first connecting rod, and the spring bolt is clamped on the first connecting rod through the spring bolt hole; the lock catch device is arranged corresponding to the lock tongue assembly and comprises a panel, a sliding block and a cushion block are respectively arranged on two sides of the panel, the cushion block is fixedly connected with the sliding block and can slide on the panel, and a tension spring is arranged between the cushion block and the panel; the utility model has the advantages of simple structure, reasonable in design, guarantee that the casement closes back automatic locking, do not influence and use under normal condition.

Description

Window lock with self-locking function

Technical Field

The utility model relates to a window lock, in particular to window lock that possesses self-locking function.

Background

A fire resistant window is a window that meets the requirements of fire stability and fire integrity over time with a frame. Fire resistant windows should be used when lighting and ventilation is required on two building exterior walls with insufficient fire separation or between spaces separated by a fire wall. At present, the fire-resistant window is required to be automatically locked when catching fire in the industry, the existing plastic steel fire-resistant window only can play a role in the closed state of the window when catching fire, and the self-locking of the window sash after automatic closing cannot be realized.

Disclosure of Invention

The utility model aims to solve the not enough of prior art, the utility model provides a simple structure, reasonable in design, guarantee that the casement closes back automatic locking, do not influence the window lock that possesses self-locking function who uses under normal condition.

The utility model provides a technical scheme that its technical problem adopted is: a window lock with a self-locking function comprises a window sash and a window frame, wherein a lock body device and a lock catch device are respectively arranged on the window sash and the window frame, the lock body device comprises a static rod, a driving assembly and a moving rod are arranged on the static rod, and the driving assembly drives the moving rod to slide back and forth on the static rod; the static rod is provided with a lock tongue component and a lock point component on both sides of the moving rod; the lock tongue component comprises a first connecting rod and a sliding groove, the sliding groove is positioned on the static rod, the first connecting rod is arranged on one side, facing the window frame, of the static rod and is connected with the moving rod, a lock box is arranged in the sliding groove and is fixedly connected with the first connecting rod, a lock tongue is arranged on the lock box, a spring is arranged between the lock box and the lock tongue, a lock tongue hole is formed in the first connecting rod, and the lock tongue is clamped on the first connecting rod through the lock tongue hole; the locking device is two sets of, and is two sets of locking device corresponds the setting with the spring bolt subassembly of quiet pole both sides respectively, locking device includes the panel, the panel sets up on the window frame, the panel is equipped with the slider towards casement one side, the panel is equipped with the cushion towards window frame one side, cushion and slider fixed connection just can slide on the panel, the cushion is equipped with the extension spring towards between drive assembly's one end tip and the panel.

Preferably, the driving assembly comprises a gear and a gear box, the gear box is arranged on the static rod, the gear is arranged in the gear box, the moving rod is provided with a tooth hole meshed with the gear, and the gear drives the moving rod to slide back and forth on the static rod.

Preferably, the static rod is provided with a first long hole and a second long hole on two sides of the sliding groove respectively, a first rivet is arranged at the end part of one end, close to the driving assembly, of the first connecting rod, and the first rivet penetrates through the first long hole to be riveted with the end part of the moving rod.

Preferably, the locking point component comprises a second connecting rod and a third long hole, the third long hole is formed in the static rod, the second connecting rod is arranged on one side, facing the window sash, of the static rod, a second rivet is arranged at the end portion, close to one end of the driving component, of the second connecting rod, the second rivet penetrates through the second long hole to be riveted with the end portion, far away from the driving component, of the first connecting rod, a mushroom head locking point is connected in the third long hole in a clamping mode, and the mushroom head locking point is riveted with the end portion, far away from the driving component, of the second connecting rod.

Preferably, a fourth long hole is formed in the panel, third rivets are arranged at two ends of the sliding block and penetrate through the fourth long hole to be riveted with two ends of the cushion block, the cushion block and the sliding block slide on the panel along the fourth long hole, and a gasket is sleeved on each third rivet between the cushion block and the panel.

Preferably, the third rivet is an eccentric rivet, and the sealability of the slider is adjusted by adjusting the eccentric rivet.

Preferably, the outer ring of the sliding block is provided with a baffle matched with the lock tongue.

Preferably, a plurality of backing plates with different thicknesses are arranged between the panel and the window frame.

When the utility model is used, the spring in the lock box is matched with the lock tongue to realize the springing of the lock tongue, and then the slide block is matched to buckle the lock tongue, so that the window can be automatically locked; the driving assembly drives the spring bolt to rise, so that the spring bolt is clamped above the sliding block, the locking point assembly is clamped in a corresponding groove hole of the window frame, the window sash is locked, when the window sash is opened, the driving assembly drives the spring bolt to press the sliding block to open, the locking point assembly slides away from the groove hole corresponding to the window frame, the window sash is opened, the sliding block, the panel, the cushion block and the tension spring are matched after the window sash is opened, and the sliding block returns under the action of the tension spring; the utility model has the advantages of simple structure, reasonable in design, guarantee that the casement closes back automatic locking, do not influence and use under normal condition.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is a schematic diagram of an overall structure of an embodiment of the present invention;

FIG. 3 is an enlarged view of FIG. 2;

fig. 4 is an enlarged view of fig. 2B according to the present invention.

In the figure: 1. a lock body device; 11. a stationary bar; 12. a drive assembly; 121. a gear; 122. a gear box; 13. a moving bar; 131. a perforation; 14. a latch bolt assembly; 141. a first connecting rod; 142. a chute; 143. a lock case; 144. a latch bolt; 145. a spring; 146. a lock tongue hole; 147. a first long hole; 148. a second long hole; 149. a first rivet; 15. a lock point assembly; 151. a second connecting rod; 152. a third long hole; 153. a second rivet; 154. locking the mushroom head; 2. a locking device; 21. a panel; 22. a slider; 221. a baffle plate; 23. cushion blocks; 24. a tension spring; 25. a fourth long hole; 26. a third rivet; 27. a gasket; 28. a backing plate.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.

Example (b):

the window lock with the self-locking function shown in fig. 1 to 4 comprises a window sash and a window frame, wherein a lock body device 1 and a lock catch device 2 are respectively arranged on the window sash and the window frame; the lock body device 1 comprises a static rod 11, a driving component 12 and a moving rod 13 are arranged on the static rod 11, the driving component 12 drives the moving rod 13 to slide back and forth on the static rod 11, the driving component 12 comprises a gear 121 and a gear box 122, the gear box 122 is arranged on the static rod 11, the gear 121 is arranged in the gear box 122, a tooth hole 131 meshed with the gear 121 is formed in the moving rod 13, and the gear 121 drives the moving rod 13 to slide back and forth on the static rod 11.

The two sides of the static rod 11 on the moving rod 13 are provided with a bolt assembly 14 and a locking point assembly 15; the lock tongue assembly 14 comprises a first connecting rod 141 and a sliding groove 142, the sliding groove 142 is located on the stationary rod 11, the first connecting rod 141 is arranged on one side of the stationary rod 11 facing the window frame and is connected with the moving rod 13, a lock box 143 is arranged in the sliding groove 142, the lock box 143 is fixedly connected with the first connecting rod 141, a lock tongue 144 is arranged on the lock box 143, a spring 145 is arranged between the lock box 143 and the lock tongue 144, a lock tongue hole 146 is arranged on the first connecting rod 141, the lock tongue 144 is clamped on the first connecting rod 141 through the lock tongue hole 146, the stationary rod 11 is respectively provided with a first long hole 147 and a second long hole 148 at two sides of the sliding groove 142, a first rivet 149 is arranged at one end part of the first connecting rod 141 close to the driving assembly 12, and the first rivet 149 is riveted with the end part of the moving rod 13 through the first long hole; the locking point component 15 comprises a second connecting rod 151 and a third long hole 152, the third long hole 152 is arranged on the static rod 11, the second connecting rod 151 is arranged on one side, facing the window sash, of the static rod 11, a second rivet 153 is arranged at the end part, close to one end of the driving component 12, of the second connecting rod 151, the second rivet 153 penetrates through the second long hole 148 and is riveted with the end part, far away from the driving component 12, of the first connecting rod 141, a mushroom head locking point 154 is connected in the third long hole 152 in a clamping mode, and the mushroom head locking point 154 is riveted with the end part, far away from the driving component 12, of the second connecting rod 151.

The two sets of the locking devices 2 are respectively arranged corresponding to the bolt assemblies 14 on two sides of the stationary rod 11, each locking device 2 comprises a panel 21, the panel 21 is arranged on the window frame, a sliding block 22 is arranged on one side of the panel 21 facing the window sash, a baffle 221 matched with the bolt 144 is arranged on the outer ring of the sliding block 22, a cushion block 23 is arranged on one side of the panel 21 facing the window frame, the cushion block 23 is fixedly connected with the sliding block 22 and can slide on the panel 21, a tension spring 24 is arranged between one end part of the cushion block 23 facing the driving assembly 12 and the panel 21, a fourth long hole 25 is arranged on the panel 21, third rivets 26 are arranged at two ends of the sliding block 22, the third rivets 26 penetrate through the fourth long holes 25 to be riveted with two ends of the cushion block 23, the cushion block 23 and the sliding block 22 slide on the panel 21 along the fourth long holes 25, and gaskets 27 are sleeved on the third rivets 26 between the cushion block 23 and the, the third rivet 26 is an eccentric rivet, the tightness of the slider 22 is adjusted by adjusting the eccentric rivet, and a plurality of backing plates 28 with different thicknesses are arranged between the panel 21 and the window frame.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims (8)

1. The utility model provides a window lock that possesses self-locking function, includes casement and window frame, be equipped with lock body device (1), locking device (2) on casement and the window frame respectively, its characterized in that: the lock body device (1) comprises a static rod (11), a driving assembly (12) and a moving rod (13) are arranged on the static rod (11), and the driving assembly (12) drives the moving rod (13) to slide back and forth on the static rod (11); the two sides of the static rod (11) and the moving rod (13) are provided with a bolt assembly (14) and a locking point assembly (15); the lock tongue component (14) comprises a first connecting rod (141) and a sliding groove (142), the sliding groove (142) is located on the static rod (11), the first connecting rod (141) is arranged on one side, facing the window frame, of the static rod (11) and connected with the moving rod (13), a lock box (143) is arranged in the sliding groove (142), the lock box (143) is fixedly connected with the first connecting rod (141), a lock tongue (144) is arranged on the lock box (143), a spring (145) is arranged between the lock box (143) and the lock tongue (144), a lock tongue hole (146) is formed in the first connecting rod (141), and the lock tongue (144) is clamped on the first connecting rod (141) through the lock tongue hole (146); hasp device (2) are two sets ofly, and are two sets of hasp device (2) correspond the setting with spring bolt subassembly (14) of quiet pole (11) both sides respectively, hasp device (2) are including panel (21), panel (21) set up on the window frame, panel (21) are equipped with slider (22) towards casement one side, panel (21) are equipped with cushion (23) towards window frame one side, cushion (23) and slider (22) fixed connection just can slide on panel (21), be equipped with extension spring (24) between cushion (23) one end tip towards drive assembly (12) and panel (21).

2. The window lock with self-locking function according to claim 1, wherein: drive assembly (12) include gear (121), gear box (122) set up on quiet pole (11), gear (121) set up in gear box (122), be equipped with on moving pole (13) with gear (121) engaged with tooth hole (131), gear (121) drive moves pole (13) and makes a round trip to slide on quiet pole (11).

3. The window lock with self-locking function according to claim 1, wherein: the static rod (11) is provided with a first long hole (147) and a second long hole (148) on two sides of the sliding groove (142), a first rivet (149) is arranged at one end part, close to the driving assembly (12), of the first connecting rod (141), and the first rivet (149) penetrates through the first long hole (147) to be riveted with the end part of the moving rod (13).

4. The window lock with self-locking function according to claim 2, wherein: lock point subassembly (15) include second connecting rod (151), third slot hole (152) set up on quiet pole (11), second connecting rod (151) set up in quiet pole (11) towards casement one side, second connecting rod (151) are close to drive assembly (12) one end tip and are equipped with second rivet (153), second rivet (153) are passed second slot hole (148) and are kept away from the one end tip riveting of drive assembly (12) with head rod (141), the joint has mushroom head lock point (154) in third slot hole (152), the riveting of the one end tip of drive assembly (12) is kept away from with second connecting rod (151) to mushroom head lock point (154).

5. The window lock with self-locking function according to claim 1, wherein: be equipped with fourth slot hole (25) on panel (21), the both ends of slider (22) are equipped with third rivet (26), third rivet (26) are passed the both ends of fourth slot hole (25) and cushion (23) and are riveted mutually, cushion (23) and slider (22) slide on panel (21) along fourth slot hole (25), third rivet (26) are equipped with packing ring (27) between cushion (23) and panel (21).

6. The window lock with self-locking function according to claim 5, wherein: the third rivet (26) is an off-center rivet.

7. The window lock with self-locking function according to claim 1, wherein: and a baffle (221) matched with the lock tongue (144) is arranged on the outer ring of the sliding block (22).

8. The window lock with self-locking function according to claim 1, wherein: a plurality of backing plates (28) with different thicknesses are arranged between the panel (21) and the window frame.

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