CN209568788U - A kind of multi-functional sash lock - Google Patents

Abstract

The utility model discloses a kind of multi-functional sash locks, to sash is sealed relative to window frame, including the lock body being fixed to from the side of sash cooperated with window frame in sash, one end of the lock tongue is fixed in lock body, the other end is stretched out from lock body, it further include the movable plate that the close lock tongue side of lock body is set, the movable plate can move back and forth along the length direction of lock body, the lock tongue slot that movable along direction extends is provided on movable plate, the lock tongue slot includes the first limiting slot and the second limiting slot for being interconnected and being arranged alternately, the lock tongue includes the outer end on the outside of lock body, the interlude of inner end and connection outer end and inner end on the inside of lock body, the inner end is able to enter to the first limiting slot without can enter the second limiting slot.The sash lock can be realized the positioning of handle, and handle cannot rotate during sash turns on or off, and prevent maloperation.

Description

A kind of multi-functional sash lock

Technical field

The utility model relates to door and window fields more particularly to a kind of multi-functional sash locks.

Background technique

Current sash lock has a single function, although can reach the function of closing sash lock, uses very inconvenient. Sash is automatically closed in wind in order to prevent, and sash during installation, generally can will all have one at present between sash and window frame Therefore fixed resistance needs more external force compared to door when turning on or off sash, and it is most of when user be On the handle that power is acted on, therefore, if if handle rotation certainly will influence to switch during opening a window or closing window, seriously When certain injury may be caused to user.At this moment at present to adopt in order to rotate user's handle when firmly will not more With the resistance increased between handle and sash, in this way the shortcomings that be that handle is actually also that can rotate with sash, Only resistance is larger, when user using it is larger when be also possible to during turning on or off sash handle and rotate, and And for a long time using the resistance that will cause handle and sash reduce and be unfavorable for using.

Utility model content

The main purpose of the utility model is to provide a kind of multi-functional sash lock, which can effectively prevent sash beating Handle rotates during on or off is closed, to reduce since handle rotation bring turns on or off sash not Just.

To achieve the above objectives, the technical solution adopted in the utility model are as follows: a kind of multi-functional sash lock, to by sash phase Sealed for window frame, including being fixed to the lock body in sash from the side of sash cooperated with window frame, one end of the lock tongue is solid Determine into lock body, the other end is stretched out from lock body, which is characterized in that further includes the movement that the close lock tongue side of lock body is arranged in Plate, the movable plate can move back and forth along the length direction of lock body, and movable along direction is provided on movable plate and is prolonged The lock tongue slot stretched, the lock tongue slot include the first limiting slot and the second limiting slot for being interconnected and being arranged alternately, the lock tongue Including being located at the outer end on the outside of lock body, the inner end on the inside of lock body and the interlude for connecting outer end and inner end, the inner end It is able to enter to the first limiting slot without can enter the second limiting slot.

Preferably, the interlude extends along the moving direction of lock tongue, along the thickness direction of lock body, the width of inner end Greater than the thickness of interlude, the width of first limiting slot is greater than the width of the second limiting slot, the width of first limiting slot Degree is greater than the width of the inner end, and the width of second limiting slot is greater than the thickness of the interlude and is less than the width of inner end Degree.

It preferably, further include that intracorporal reset spring is being locked in setting, one end of the reset spring is resisted against the inner end On, the other end is resisted against on lock body, and the reset spring is in compressed state always.

Preferably, the outer end is towards the curved arcuate structure in the direction of lock body.

Preferably, there are three the first limiting slot tools, there are two the second limiting slot tools, and the second limiting slot is located at adjacent Between first limiting slot.

It preferably, further include the cover board that the side opposite with lock body of movable plate is set, the interlude passes through cover board And can slidably reciprocate on the moving direction of lock tongue relative to cover board, the length of the cover board is greater than the moving range of movable plate.

Preferably, the section of the cover board is U-shaped, and the U-shaped opening is arranged towards lock body, the movable plate U-shaped In slot.

Preferably, further include can be rotatably set in lock intracorporal driving gear, with drive the drive block that engages of gear with And the handle to drive driving gear rotation, the drive block are fixedly connected with movable plate, it is fixed to be provided in the lock body Position spring, the axis of the retaining spring are located at driving gear radially, and the one of the separate driving gear of the retaining spring End is resisted against on lock body, and the other end is provided with positioning column, and one end of the remotely located bullet of the positioning column can extend into driving In the tooth socket of gear, the retaining spring is in compressed state always.

Preferably, it is provided with connecting hole on the rotation axis of the driving gear, one end of the handle is provided with energy The connecting rod being enough inserted into connecting hole, is provided with plastic part between the connecting hole and connecting rod, and the plastic part has Through-hole, the connecting rod are inserted into through-hole, the plastic part be located at connecting hole in part wall thickness be greater than connecting rod with Gap between connecting hole.

Preferably, two limited blocks to limit drive block moving range, the drive block are provided on the lock body It is moved between two limited blocks, is provided with dismountable limit in the moving range and in the movement routine of drive block Screw.

Compared with prior art, the utility model has the following beneficial effects:

1) sash lock can be cooperated the lock tongue slot in lock tongue and movable plate by setting movable plate, and then can be in window Fan limits the position of handle during turning on or off, prevent the rotation of handle in order to which user to handle by exerting a force Turning on or off for sash is realized, so that user more easily acts on power on hand；

2) handle can be limited to the angle of needs by setting positioning column and driving gear cooperation by the sash lock, not just The position of corresponding first limiting slot, can guarantee that handle can stop at the desired position in this way；

3) it is provided with plastic part in the connecting hole of driving gear, plastic part can fill the connecting rod and sliding tooth of handle Gap between the connecting hole of wheel, and then avoid handle and loosen and shake；

4) it is provided with dismountable restriction screw on lock body and in the movement routine of drive block, drive can be limited in this way The moving range of motion block can limit the mobile angle of handle in turn to adapt to the demand of different situations.

Detailed description of the invention

Fig. 1 is the perspective view of the sash lock of a preferred embodiment according to the present utility model

Fig. 2 is the top view of the sash lock of a preferred embodiment according to the present utility model

Fig. 3 is the main view of the sash lock of a preferred embodiment according to the present utility model

Fig. 4 is schematic diagram of the lock tongue of a preferred embodiment according to the present utility model not in conjunction with block

Fig. 5 is schematic diagram of the lock tongue of a preferred embodiment according to the present utility model in conjunction with block

Fig. 6 is the rearview of a preferred embodiment according to the present utility model

Fig. 7 is the main view of the driving gear of a preferred embodiment according to the present utility model

Fig. 8 is the main view of the plastic part of a preferred embodiment according to the present utility model

Fig. 9 is the cross-sectional view of the plastic part of a preferred embodiment according to the present utility model

Figure 10 is installation diagram of the plastic part of a preferred embodiment according to the present utility model on driving gear

Figure 11 is the structure chart of the handle of a preferred embodiment according to the present utility model

Figure 12 is that the drive block of a preferred embodiment according to the present utility model is in showing for one of extreme position It is intended to

Figure 13 is the schematic diagram that the drive block of a preferred embodiment according to the present utility model is resisted against on limited screw

Figure 14 is that the drive block of a preferred embodiment according to the present utility model is in the schematic diagram of another extreme position

Specific embodiment

It is described below for disclosing the utility model so that those skilled in the art can be realized the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.

As represented in figures 1 through 14, a kind of multi-functional sash lock, to sash is sealed relative to window frame, including from sash and window The side lock body 1 being fixed in sash of frame cooperation, the lock tongue 2 that is movably fixed in lock body 1 and pass through drive mechanism One end of the handle 6 being connected with lock tongue 2, the lock tongue 2 is fixed in lock body 1, and the other end is stretched out from the side of lock body 1, in window It is provided with block 8 at the position corresponding with lock tongue 2 of frame, the lock tongue 2 can be realized sealed with the cooperation of block 8, and pass through Rotating handles 6 can be realized unlocking.

The sash lock further includes the movable plate 5 that 2 side of close lock tongue of lock body 1 is arranged in, and the movable plate 5 can be along The length direction of lock body 1 moves back and forth.The lock tongue slot 51 that movable along direction extends, the lock are provided on movable plate 5 Glossal canal 51 includes the first limiting slot 52 and the second limiting slot 53, and first limiting slot 52 is connected with the second limiting slot 53.

The lock tongue 2 includes the outer end 21 positioned at 1 outside of lock body, the inner end 22 and connection outer end positioned at 2 inside of lock body 21 and inner end 22 interlude 23.The interlude 23 extends along the moving direction of lock tongue 2, and the inner end 22 is perpendicular to lock tongue 2 moving direction extends so that width of the inner end 22 on the direction of the moving direction perpendicular to lock tongue 2 is greater than interlude 23 Thickness, the outer end 21 are to facilitate lock tongue 2 to match with block 8 by arcuate structure towards the curved arcuate structure in the direction of lock body 1 It closes.

Preferably, as shown in Fig. 2, there are three first limiting slot 52 tools, there are two the second limiting slot 53 tools, the second limit Position slot 53 is between the first adjacent limiting slot 52.Along the thickness direction of lock body 1, the width of first limiting slot 52 is big In the width of the second limiting slot 53, the width of first limiting slot 52 is greater than the width of the inner end 22, second limit The width of slot 53 is greater than the thickness of the interlude 23 and is less than the width of inner end 22, in this way when lock tongue 2 is moved to the first limit Inner end 22 is able to enter into the first limiting slot 52 when slot 52, and since the width of inner end 22 is greater than the width of the first limiting slot 52 Degree, the handle 6 that movable plate 5 can not be moved again, and then is sequentially connected with it can not move again, and then can effectively prevent Handle 6 rotates during windowing or pass window.Fig. 4 and Fig. 5 shows the knot of the inner end 22 and the cooperation of the first limiting slot 52 Composition.

The sash lock further includes the cover board 3 that the side opposite with lock body 1 of movable plate 5 is arranged in, and the interlude 23 is worn It crosses cover board 3 and can slidably reciprocate on the moving direction of lock tongue 2 relative to cover board 3.By cover board 3, it is located at first in inner end 22 Inner end 22 is limited when in limiting slot 52 and is detached from lock body 1 from the first limiting slot 52 to avoid lock tongue 2.Preferably, the lid The section of plate 3 be it is U-shaped, towards the direction of lock body 1, the cover board 3 is mounted together in the opening of the U-shaped structure with lock body 1 In sash.The movable plate 5 is located in the U-type groove of the restriction of cover board 3 to prevent movable plate 5 along the side of movement perpendicular to lock tongue 2 To direction it is mobile.And the length of the cover board 3 be greater than movable plate 5 moving range, i.e., from outside when, can not observe To the movement of movable plate 5.

In order to enable lock tongue 2 automatically towards from the direction that lock body 1 stretches out movement, to be arranged in the lock body 1 There is reset spring 4, one end of the reset spring 4 is resisted against on the inner end 22, and the other end of the reset spring 4 is resisted against On the lock body 1, and the reset spring 4 is in compressed state always.

The sash lock further include the driving gear 61 that can be rotatably set in lock body 1, with the drive engaged of driving gear 61 Motion block 62, the drive block 62 are provided with the rack gear 68 engaged with driving gear 61, and the rack gear 68 moves along the movement of plate 5 Direction extends.The center line of driving gear 61 is provided with connecting hole 66, one end of the handle 6 is inserted into connecting hole 66, Handle 6 is able to drive driving gear 61 and rotates when rotating, driving gear 61 drives drive block 62 to move back and forth and then is able to drive Movable plate 5 moves back and forth.

Retaining spring 63 is provided in the lock body 1, the axis of the retaining spring 63 is located at the diameter of driving gear 61 Upwards, one end of the separate driving gear 61 of the retaining spring 63 is resisted against on lock body 1, and the other end is provided with positioning column 64, The retaining spring 63 is in compressed state always, and one end of the remotely located spring 63 of the positioning column 64 can extend into It can be avoided handle 6 in turn into the tooth socket of driving gear 61 voluntarily to rotate, handle 6 can be stopped at the desired position, be risen To the effect of positioning.And one end of the remotely located spring 63 of the positioning column 64 is arc-shaped or spherical surface, in order to one The rotation for realizing handle 6 can be detached from the tooth socket of driving gear 61 by determining positioning column 64 under external force.

The connecting hole 66 is preferably strip-shaped hole, and connecting rod is arranged in the one end of the handle 6 connecting with driving gear 61 67, the connecting rod 67 is inserted into connecting hole 66.

In order to reduce the gap between connecting rod 67 and connecting hole 66, it is provided with plastic part 68 in the connecting hole 66, One end of the plastic part 68 is inserted into connecting hole 66, and the plastic part 68 is inserted into the section of one end of connecting hole 66 Consistent with the cross sectional shape of connecting hole 66, size is consistent.The middle part of the plastic part 68 is provided with through-hole 681, the through-hole 681 cross sectional shape is consistent with the cross sectional shape of connecting rod 66, undersized, in this way when plastic part 68 is inserted into connecting hole 66 In, after connecting rod 67 is inserted into through-hole 681, plastic part 68 can be connected the side wall in hole 66 and the outer peripheral surface of connecting rod 67 squeezes Pressure, and then the gap between connecting rod 67 and connecting hole 66 can be eliminated, it avoids connecting rod 67 and the side wall of connecting hole 66 is straight It connects and collides, increase the service life of driving gear 61 and handle 6.

The moving direction that plate 5 is moved along on lock body 1 is provided with limited block 71 to limit to drive block 62, such as schemes Shown in 14, drive block 62 is moved to another limited block 71 from a limited block 71, and handle 6 needs to rotate 120 °, described at this time Inner end 22 enters the first limiting slot 52 of the corresponding other side from the first limiting slot 52 of corresponding side.In order to according to different need It asks to change rotation angle, as shown in figure 13, dismountable stop screw 7, the stop screw is provided on the lock body 1 7 are arranged in the movement routine of drive block 62 and then can be limited to drive block 62 one of limited block 71 and stop screw Between 7, and within the scope of the restriction drive block 62 from one end be moved to other end handle 6 needs be rotated by 90 °, and it is described in It is moved between the first adjacent limiting slot 52 at end 22.In this way, by stop screw 7 can change the rotation angle of handle 6 with Meet the needs of different function or the use needs of different people.

Preferably, it is provided on the lateral surface of the plastic part 68 at the both ends of connecting hole 66 inserted with plastic part 68 Outside protrusion 682, described raised 682 can be resisted against the work that limit is played on the side of driving gear 61 in the axial direction With.

Preferably, the through-hole 681 and cross sectional shape of connecting rod 67 is square or rectangle.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only the principles of the present invention, the utility model also has respectively on the premise of not departing from the spirit and scope of the utility model Kind changes and improvements, these changes and improvements are both fallen in the range of claimed invention.The requires of the utility model Protection scope defined by appended claims and its equivalent.

Claims (10)

1. a kind of multi-functional sash lock, solid including the side cooperated with window frame from sash to sash is sealed relative to window frame Fixed lock body and one end into sash is fixed to the lock tongue in lock body, and the other end of the lock tongue is stretched out from lock body, and feature exists In further including the movable plate that the close lock tongue side of lock body is arranged in, the movable plate can come along the length direction of lock body Return is dynamic, and the lock tongue slot that movable along direction extends is provided on movable plate, and the lock tongue slot includes being interconnected and handing over For the first limiting slot and the second limiting slot of setting, the lock tongue includes outer end on the outside of the lock body, on the inside of lock body Inner end and the interlude for connecting outer end and inner end, the inner end is able to enter to the first limiting slot without can enter the second limit Slot.

2. a kind of multi-functional sash lock according to claim 1, which is characterized in that the interlude along lock tongue the side of movement To extension, along the thickness direction of lock body, the width of inner end is greater than the thickness of interlude, and the width of first limiting slot is greater than The width of second limiting slot, the width of first limiting slot are greater than the width of the inner end, the width of second limiting slot Thickness greater than the interlude and the width less than inner end.

3. a kind of multi-functional sash lock according to claim 1, which is characterized in that further include that intracorporal reset bullet is being locked in setting Spring, one end of the reset spring are resisted against on the inner end, and the other end is resisted against on lock body, and the reset spring is in always Compressed state.

4. a kind of multi-functional sash lock according to claim 1, which is characterized in that the outer end is curved towards the direction of lock body Bent arcuate structure.

5. a kind of multi-functional sash lock according to claim 1, which is characterized in that there are three the first limiting slot tools, the There are two two limiting slots tools, and the second limiting slot is between the first adjacent limiting slot.

6. a kind of multi-functional sash lock according to claim 1, which is characterized in that further include movable plate is set and lock body The cover board of opposite side, the interlude pass through cover board and can slidably reciprocate on the moving direction of lock tongue relative to cover board, The length of the cover board is greater than the moving range of movable plate.

7. a kind of multi-functional sash lock according to claim 6, which is characterized in that the section of the cover board is U-shaped, the U The opening of type is arranged in U-type groove towards lock body, the movable plate.

8. a kind of multi-functional sash lock according to claim 1-7, which is characterized in that further include being rotatably arranged Intracorporal driving gear, the drive block engaged with driving gear and the handle to drive driving gear rotation are being locked, it is described Drive block is fixedly connected with movable plate, and retaining spring is provided in the lock body, and the axis of the retaining spring is located at driving Radially, one end of the separate driving gear of the retaining spring is resisted against on lock body gear, and the other end is provided with positioning column, One end of the remotely located bullet of the positioning column can extend into the tooth socket of driving gear, and the retaining spring is in quilt always The state of compression.

9. a kind of multi-functional sash lock according to claim 8, which is characterized in that set on the rotation axis of the driving gear It is equipped with connecting hole, the connecting rod being inserted into connecting hole is provided in one end of the handle, in the connecting hole and company Plastic part is provided between extension bar, the plastic part has through-hole, and the connecting rod is inserted into through-hole, the position of the plastic part The wall thickness of part in connecting hole is greater than the gap between connecting rod and connecting hole.

10. a kind of multi-functional sash lock according to claim 8, which is characterized in that be provided on the lock body to limit Determine two limited blocks of drive block moving range, the drive block moves between two limited blocks, in the moving range and position In being provided with dismountable stop screw in the movement routine of drive block.