CN109162539A - A kind of window lock - Google Patents
A kind of window lock Download PDFInfo
- Publication number
- CN109162539A CN109162539A CN201811039873.8A CN201811039873A CN109162539A CN 109162539 A CN109162539 A CN 109162539A CN 201811039873 A CN201811039873 A CN 201811039873A CN 109162539 A CN109162539 A CN 109162539A
- Authority
- CN
- China
- Prior art keywords
- space
- connecting rod
- end wall
- spline
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/08—Locks or fastenings for special use for sliding wings
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a kind of window locks, including fixed rack and bottom frame, the fixed rack is internally provided with the ground way of a front-rear direction and opening upwards, the lower end of bottom frame is located in ground way, fixing sleeve is equipped with a rotate gear on the axis body that the rotation axis is located in engagement space, the upper end of the engagement space interior is provided with a transmission gear, the middle position of the transmission gear is provided with the square attaching apertures of one or so perforation, a rectangular connecting rod is equipped in the square attaching apertures, the storage space upper end wall is provided with a safety device at position corresponding with rectangular connecting rod left end.In present invention work, the opening size of window can be fixed at different locations, since adapt to different needs, guarantee the case where safety safety device avoids children from inadvertently opeing the window, it ensure that personal safety, and by special unfolding mode, good anti-theft effect can be played.
Description
Technical field
The present invention relates to living safety field, specially a kind of window lock.
Background technique
Window is the basic constituent element of building, is the carrier of daylighting, ventilation, antitheft, view, the beautiful moulding of building, so
And window, the window that floats that especially building is widely used often become the house security hidden danger for jeopardizing children's safety, simultaneously because passing
The afunction of system door and window hardware causes people's window when ventilation to lose anti-theft function, and then people have selected peace
Anti-theft net is filled, but some drawbacks of anti-theft net constantly show, it is most important that there is very big fire-fighting life-saving security risk, pass
The function of system door and window hardware often makes window lose the function of protection children's safety, and scientific Domestic protective anti-thefting facility requirement is not
Pipe is to close or windowing ventilation, can effective protection children safety, Domestic protective anti-theft measure one most basic to solve
Certainly be exactly antitheft.In the past, traditional sash lock only just had anti-theft effect when closing window, and scientific Domestic protective is anti-
It steals facility requirements and still has anti-theft function when ventilation, currently, there is also some children's safety sash locks in the market, still
It is all key controller, use is very inconvenient, and it has both been not easy to the management of key, has also been not easy to emergency escape,.
Summary of the invention
The purpose of the present invention is to provide a kind of window locks, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of window lock, including fixed rack and bottom
Window frame, the fixed rack are internally provided with the ground way of a front-rear direction and opening upwards, and the lower end of bottom frame is located at
In ground way, the middle of the ground way lower end wall is fixedly connected with the T shape limit plate that a front and back extends, the bottom
The T shape sliding groove that a front and back penetrates through, the T shape limit plate are provided at the position corresponding with T shape limit plate of the lower end surface of window frame
It is slidably connected by T shape sliding groove and bottom frame limit, the internal symmetry setting of T shape sliding groove left and right ends wall
There is a spline space, the spline space is provided with a telescopic hole, the telescopic hole at one end end wall of T shape sliding groove
Connection spline space and T shape sliding groove, the inside in the spline space are provided with a spline plate, and the spline plate is close to T
It is provided with the lock tongue for being integrated with formula structure at one end end face center position of shape sliding groove, the lock tongue is far from spline plate
One end is respectively positioned in telescopic hole, and T shape limit plate horizontal position corresponding with lock tongue is evenly distributed with multiple left and right perforations
Lockhole, the spline space is provided with a transmission space upwardly extended in the end wall far from T shape sliding groove one end, described
Transmission space is fixedly connected with a thread spindle, the lock tongue and spline plate far from the end wall lower end rotary type of T shape sliding groove one end
A threaded hole is provided at one end end face center position far from T shape sliding groove, it is empty that the end of the thread spindle passes through transmission
Between end and to extend into the threaded hole of corresponding position be that side transmission space upper end passes through a rotation hole at left and right sides of even number
Connection, the rotation hole are internally provided with a rotation axis, and the left and right ends of the rotation axis are empty with the transmission of the left and right sides respectively
Between end wall rotary type be fixedly connected, the rotation axis is located on the axis body in the transmission space of the left and right sides equal fixing sleeve equipped with one turn
Movable belt pulley, the thread spindle are located on the axis body in transmission space equal fixing sleeve equipped with a drive pulley, and the same transmission is empty
It is cooperatively connected between interior rotation belt wheel and drive pulley by driving belt transmission, the rotation hole middle position
An engagement space upwardly extended is provided with and communicated in cylindrical wall, the rotation axis is located at fixing sleeve on the axis body in engagement space
Equipped with a rotate gear, the upper end of the engagement space interior is provided with a transmission gear, and the transmission gear passes through its right end
The annular link block of face T shape setting is fixedly connected with the right end wall rotary type for engaging space, and the transmission gear and turning gear
It is connected by meshing transmission between wheel, the middle position of the transmission gear is provided with the square attaching apertures of one or so perforation, described
It engages and is provided with a round connecting hole at the right end wall position corresponding with square attaching apertures in space, the circle connecting hole connection
Engage space and free surrounding space, it is empty to be provided with a storage at engagement space left end wall position corresponding with square attaching apertures
Between, a rectangular connecting rod is equipped in the square attaching apertures, the right side middle position of the rectangular connecting rod is solid
Surely it is connected with a round connecting rod, the right end of the circle connecting rod passes through round connecting hole and is fixedly connected with a rotation hand
The left end of handle, the rectangular connecting rod passes through square attaching apertures, and the storage space upper end wall is corresponding with rectangular connecting rod left end
Position at be provided with a safety device, the safety device includes the lifting space inside storage space upper end wall, institute
State the compression plate for being internally provided with a horizontal direction in lifting space, the lower end surface middle position fixed setting of the compression plate
There is a fixed fixture block, the lower end of the fixed fixture block passes through the lower end wall in lifting space and connects with rectangular connection lever contact type,
The upper surface of the compression plate is connect by a compressed spring with the upper end wall flexible fastening for going up and down space, the compression plate upper end
The middle position in face is fixedly connected with a steady brace upwardly extended, and the upper end of the steady brace passes through lifting space
Upper end wall and it is fixedly connected with a lift-pull handle.
Preferably, the spline plate and spline space spline slide are cooperatively connected, the thread spindle is located in threaded hole
And it is threadedly engaged connection, the thread spindle thread rotary orientation of the left and right sides is on the contrary, the sum of lock tongue length of the left and right sides etc.
In the width of T shape sliding groove, the left side middle position of the right side lock tongue is fixedly connected with a link block, the left side lock
The right side of tongue is provided with a link slot at position corresponding with link block.
Preferably, the rectangular connecting rod and the end wall clearance fit of square attaching apertures connect, the storage space
Length is greater than the length of rectangular connecting rod, and the diameter of the circle connecting rod is less than the side length of rectangular connecting rod.
Preferably, the diameter of the storage space is greater than the catercorner length of rectangular connecting rod, the fixed fixture block
Lower end and the position of rectangular connection lever contact type connection are in the inclined-plane tilted upward from left to right.
Compared with prior art, the beneficial effects of the present invention are: rotating rotating handle manually in present invention work, passing through
Round connecting rod drives rectangular connecting rod rotation, and rectangular connecting rod and the clearance fit of square attaching apertures end wall make transmission gear
Rotation drives rotation axis rotation by the engaged transmission of transmission gear and rotate gear, and rotates between belt wheel and drive pulley
Transmission cooperation so that thread spindle also rotates with it, in the case where being threadedly engaged, drive spline plate and lock tongue to middle position
It is mobile, to make the lock tongue of the left and right sides be away from telescopic hole and enter in the lockhole of corresponding position, at different location
Lockhole can fix the opening size of window at different locations, since adapt to different needs, guarantee safety, moreover, even
The cooperation for connecing block and link slot keeps the fixation of device more stable, to reach the function of manual locking, rotates hand by pressing
Handle moves downward rectangular connecting rod, squeezes fixed fixture block by inclined-plane and is moved upward into lifting space, rectangular connecting rod
It leaves square attaching apertures and enters storage space, the left end of round connecting rod enters square attaching apertures, ensure that the stabilization of locking
Property, it is not easy to be opened, at this point, fixed fixture block declines and is stuck in rectangular connecting rod to be connect with circle under the action of compressed spring
The junction of bar needs first to pull lift-pull handle when needing to unlock, and drives fixed fixture block to rise by steady brace, meanwhile,
Angle is adjusted, rotating handle is pulled, so that rectangular connecting rod is entered square attaching apertures, then rotate rotating handle, just can be carried out
The case where unlocking or being latched, avoid children from inadvertently opeing the window by safety device, ensure that personal safety, and
And by special unfolding mode, good anti-theft effect can be played.
Detailed description of the invention
Fig. 1 is a kind of schematic view of the front view of window lock entirety complete section of the present invention；
Fig. 2 is a kind of left view structural representation of window lock entirety complete section of the present invention；
Fig. 3 is the schematic view of the front view of safety device in a kind of window lock of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, a kind of embodiment provided by the invention: a kind of window lock, including fixed rack 1 and bottom window
Frame 2, the fixed rack 1 are internally provided with the ground way 3 of a front-rear direction and opening upwards, the lower end position of bottom frame 2
In in ground way 3, the middle of 3 lower end wall of ground way is fixedly connected with the T shape limit plate 4 that a front and back extends, institute
It states and is provided with the T shape sliding groove 5 that a front and back penetrates through at the lower end surface position corresponding with T shape limit plate 4 of bottom frame 2, the T
Shape limit plate 4 is slidably connected by T shape sliding groove 5 and the limit of bottom frame 2, the 5 left and right ends wall of T shape sliding groove
Internal symmetry is provided with a spline space 6, and the spline space 6 is provided with one at one end end wall of T shape sliding groove 5 and stretches
Shrinkage cavity 7, the telescopic hole 7 are connected to spline space 6 and T shape sliding groove 5, and the inside in the spline space 6 is provided with a flower
Keypad 8, the spline plate 8 are provided with the lock for being integrated with formula structure at one end end face center position of T shape sliding groove 5
Tongue 9, the lock tongue 9 are respectively positioned in telescopic hole 7 far from one end of spline plate 8, the T shape limit plate 4 level corresponding with lock tongue 9
The lockholes 10 of multiple left and right perforations are evenly distributed at position, in end wall of the spline space 6 far from 5 one end of T shape sliding groove
It is provided with a transmission space 11 upwardly extended, the transmission space 11 is rotated far from the end wall lower end of 5 one end of T shape sliding groove
Formula is fixedly connected with a thread spindle 12, and the lock tongue is with spline plate 8 far from equal at one end end face center position of T shape sliding groove 5
It is provided with a threaded hole 13, the end of the thread spindle 12 passes through the end of transmission space 11 and extends into corresponding position
Threaded hole 13 is that transmission space 11 upper end in side is connected to by a rotation hole 14 at left and right sides of even number, is set inside the rotation hole 14
It is equipped with a rotation axis 15, the left and right ends of the rotation axis 15 are fixed with the 11 end wall rotary type of transmission space of the left and right sides respectively
Connection, the rotation axis 15 are located on the axis body in left and right sides transmission space 11 equal fixing sleeve equipped with a rotation belt wheel 16, institute
It states equal fixing sleeve on the axis body that thread spindle 12 is located in transmission space 11 and one drive pulley 17, the same transmission space 11 is housed
It is cooperatively connected between interior rotation belt wheel 16 and drive pulley 17 by a driving belt 18 transmission, 14 interposition of rotation hole
An engagement space 19 upwardly extended is provided with and communicated in the cylindrical wall at the place of setting, the rotation axis 15 is located in engagement space 19
Fixing sleeve is equipped with a rotate gear 20 on axis body, and the upper end inside the engagement space 19 is provided with a transmission gear 21, described
The annular link block 39 that transmission gear 21 is arranged by its right side T shape is fixed with the right end wall rotary type for engaging space 19 to be connected
It connects, and is connected by meshing transmission between the transmission gear 21 and rotate gear 20, the middle position of the transmission gear 21 is set
Be equipped with one or so perforation square attaching apertures 22, it is described engagement space 19 right end wall position corresponding with square attaching apertures 22 at
It is provided with a round connecting hole 23, the circle connecting hole 23 connection engagement space 19 and free surrounding space, the engagement space 19
It is provided with a storage space 24 at left end wall position corresponding with square attaching apertures 22, is equipped in the square attaching apertures 22
There is a rectangular connecting rod 25, the right side middle position of the rectangular connecting rod 25 is fixedly connected with a round connecting rod 26,
The right end of the circle connecting rod 26 passes through round connecting hole 23 and is fixedly connected with a rotating handle 27, the rectangular connecting rod
25 left end passes through square attaching apertures 22, and 24 upper end wall of storage space is set at position corresponding with rectangular 25 left end of connecting rod
It is equipped with a safety device 32, the safety device 32 includes the lifting space 33 inside 24 upper end wall of storage space, described
The compression plate 34 for being internally provided with a horizontal direction in space 33 is gone up and down, the lower end surface middle position of the compression plate 34 is fixed
Be provided with a fixed fixture block 35, the lower end of the fixed fixture block 35 pass through the lower end wall in lifting space 33 and with rectangular connecting rod 25
The upper surface of contact connection, the compression plate 34 is connected by a compressed spring 35 and the upper end wall flexible fastening in lifting space 33
It connects, the middle position of 34 upper surface of compression plate is fixedly connected with a steady brace 35 upwardly extended, the fixed drawing
The upper end of bar 35 passes through the upper end wall in lifting space 33 and is fixedly connected with a lift-pull handle 36.
Valuably, the spline plate 8 is cooperatively connected with 6 spline slide of spline space, and the thread spindle 12 is located at threaded hole
In 13 and be threadedly engaged connection, 12 thread rotary orientation of thread spindle of the left and right sides on the contrary, the left and right sides 9 length of lock tongue
The sum of be equal to the width of T shape sliding groove 5, the left side middle position of the right side lock tongue 9 is fixedly connected with a link block 40,
The right side of the left side lock tongue 9 is provided with a link slot 41 at position corresponding with link block 40.Its effect is thread spindle 12
It is mobile to middle position to drive spline plate 8 and lock tongue 9 in the case where being threadedly engaged for rotation, to make the lock tongue of the left and right sides
9 are away from telescopic hole 7 and enter in the lockhole 10 of corresponding position, can be in different location by the lockhole 10 at different location
Locate the opening size of fixed window, since adapt to different needs, guarantee safety, moreover, link block 40 and link slot 41 are matched
Conjunction keeps the fixation of device more stable.
Valuably, the rectangular connecting rod 25 is connect with the end wall clearance fit of square attaching apertures 22, the storage space
24 length is greater than the length of rectangular connecting rod 25, and the diameter of the circle connecting rod 26 is less than the side length of rectangular connecting rod 25.
Its effect is to rotate rotating handle 27 manually, drives rectangular connecting rod 25 to rotate by round connecting rod 26, rectangular connecting rod 25
With the clearance fit of 22 end wall of square attaching apertures transmission gear 21 is rotated, to reach the function of manual locking.
Valuably, the diameter of the storage space 24 is greater than the catercorner length of rectangular connecting rod 22, the fixed fixture block
The position that 35 lower end is connect with rectangular 25 contact of connecting rod is in the inclined-plane tilted upward from left to right.Its effect is to pass through
Pressing rotating handle 27 moves downward rectangular connecting rod 25, squeezes fixed fixture block 35 by inclined-plane and is moved upward into lifting
Space 33, rectangular connecting rod 25 leave square attaching apertures 22 and enter storage space 24, the left end side of entrance of round connecting rod 25
Shape connecting hole 22 ensure that the stability of locking, be not easy to be opened, at this point, under the action of compressed spring 35, fixed fixture block 35
Decline and the junction for being stuck in rectangular connecting rod 25 and round connecting rod 25 needs first to pull lift-pull handle when needing to unlock
36, drive fixed fixture block 35 to rise by steady brace 35, meanwhile, angle is adjusted, rotating handle 27 is pulled, makes rectangular connection
Bar 25 enters square attaching apertures 22, then rotates rotating handle 27, just can be carried out unlocking or locking, avoided by safety device 32
The case where children inadvertently open the window ensure that personal safety, and pass through special unfolding mode, Neng Gouqi
To good anti-theft effect.
Specifically used mode: in present invention work, rotating handle 27 is rotated manually, is driven by round connecting rod 26 rectangular
Connecting rod 25 rotates, and rectangular connecting rod 25 and the clearance fit of 22 end wall of square attaching apertures rotate transmission gear 21, passes through
The engaged transmission of transmission gear 21 and rotate gear 20 drives rotation axis 15 to rotate, and rotate belt wheel 16 and drive pulley 17 it
Between transmission cooperation so that thread spindle 12 also rotates with it, in the case where being threadedly engaged, drive spline plate 8 and lock tongue 9 in
Between position it is mobile, to make the lock tongue 9 of the left and right sides be away from telescopic hole 7 and enter in the lockhole 10 of corresponding position, pass through
Lockhole 10 at different location can fix the opening size of window at different locations, since adapt to different needs, guarantee
Safety, moreover, link block 40 and the cooperation of link slot 41 keep the fixation of device more stable, to reach the function of manual locking
Can, rectangular connecting rod 25 is moved downward by pressing rotating handle 27, fixed fixture block 35 is squeezed by inclined-plane and is moved upward to
Into lifting space 33, rectangular connecting rod 25 leaves square attaching apertures 22 and enters storage space 24, a left side for round connecting rod 25
End enters square attaching apertures 22, ensure that the stability of locking, is not easy to be opened, at this point, under the action of compressed spring 35, Gu
Determine the decline of fixture block 35 and the junction for being stuck in rectangular connecting rod 25 and round connecting rod 25 needs first to pull when needing to unlock
Lift-pull handle 36 drives fixed fixture block 35 to rise by steady brace 35, meanwhile, angle is adjusted, rotating handle 27 is pulled, makes
Rectangular connecting rod 25 enters square attaching apertures 22, then rotates rotating handle 27, just can be carried out unlocking or locking, is filled by insurance
The case where setting 32 children is avoided inadvertently to open the window, personal safety ensure that, and pass through special opening side
Formula can play good anti-theft effect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (4)
1. a kind of window lock, including fixed rack and bottom frame, it is characterised in that: the fixed rack is internally provided with one
The lower end of the ground way of front-rear direction and opening upwards, bottom frame is located in ground way, the ground way lower end wall
Middle be fixedly connected with the T shape limit plate that a front and back extends, the lower end surface of the bottom frame is corresponding with T shape limit plate
The T shape sliding groove that a front and back penetrates through is provided at position, the T shape limit plate is slided by T shape sliding groove and bottom frame limit
Dynamic to be cooperatively connected, the internal symmetry of T shape sliding groove left and right ends wall is provided with a spline space, and the spline space is close
A telescopic hole is provided at one end end wall of T shape sliding groove, the telescopic hole is connected to spline space and T shape sliding groove, institute
The inside for stating spline space is provided with a spline plate, and the spline plate is at one end end face center position of T shape sliding groove
It is provided with the lock tongue for being integrated with formula structure, the lock tongue is respectively positioned in telescopic hole far from one end of spline plate, the T shape limit
Plate horizontal position corresponding with lock tongue in position is evenly distributed with the lockhole of multiple left and right perforations, and the spline space is sliding far from T shape
It is provided with a transmission space upwardly extended in the end wall of dynamic slot one end, the transmission space is far from T shape sliding groove one end
End wall lower end rotary type is fixedly connected with a thread spindle, the lock tongue and one end end face center of the spline plate far from T shape sliding groove
A threaded hole is provided at position, the end of the thread spindle passes through the end of transmission space and extends into corresponding position
Threaded hole be that side transmission space upper end is internally provided with one by rotation hole connection, the rotation hole at left and right sides of even number
Rotation axis, the left and right ends of the rotation axis are fixedly connected with the transmission space end wall rotary type of the left and right sides respectively, and described turn
Moving axis is located on the axis body in the transmission space of the left and right sides equal fixing sleeve equipped with a rotation belt wheel, and it is empty that the thread spindle is located at transmission
In axis body on fixing sleeve one drive pulley is housed, between the rotation belt wheel and drive pulley in the same transmission space
It is driven and is cooperatively connected by a driving belt, be provided with and communicated with one in the cylindrical wall of the rotation hole middle position and upwardly extend
Engagement space, the rotation axis be located at engagement space in axis body on fixing sleeve be equipped with a rotate gear, the engagement space
Internal upper end is provided with a transmission gear, the annular link block that the transmission gear is arranged by its right side T shape with engage
The right end wall rotary type in space is fixedly connected, and is connected by meshing transmission between the transmission gear and rotate gear, the transmission
The middle position of gear is provided with the square attaching apertures of one or so perforation, the right end wall and square attaching apertures in the engagement space
A round connecting hole, the circle connecting hole connection engagement space and free surrounding space, the engagement are provided at corresponding position
Space left end wall is provided with a storage space at position corresponding with square attaching apertures, is equipped in the square attaching apertures
One rectangular connecting rod, the right side middle position of the rectangular connecting rod are fixedly connected with a round connecting rod, the circle
The right end of connecting rod passes through round connecting hole and is fixedly connected with a rotating handle, and the left end of the rectangular connecting rod passes through rectangular
Connecting hole, the storage space upper end wall are provided with a safety device, the guarantor at position corresponding with rectangular connecting rod left end
Dangerous device includes the lifting space inside storage space upper end wall, and the lifting space is internally provided with a horizontal direction
Compression plate, the lower end surface middle position of the compression plate is fixedly installed a fixed fixture block, the lower end of the fixed fixture block
It is connected across the lower end wall for going up and down space and with rectangular connection lever contact type, the upper surface of the compression plate passes through a compressed spring
It is connect with the upper end wall flexible fastening in lifting space, the middle position of the compression plate upper surface is fixedly connected with one and prolongs upwards
The steady brace stretched, the upper end of the steady brace pass through the upper end wall in lifting space and are fixedly connected with a lift-pull handle.
2. a kind of window lock according to claim 1, it is characterised in that: the spline plate and spline space spline slide
It is cooperatively connected, the thread spindle is located in threaded hole and is threadedly engaged connection, the thread spindle thread rotary orientation phase of the left and right sides
Instead, the sum of lock tongue length of the left and right sides is equal to the width of T shape sliding groove, the left side middle position of the right side lock tongue
Place is fixedly connected with a link block, and the right side of the left side lock tongue is provided with a link slot at position corresponding with link block.
3. a kind of window lock according to claim 1, it is characterised in that: the rectangular connecting rod and square attaching apertures
The connection of end wall clearance fit, the length of the storage space are greater than the length of rectangular connecting rod, the diameter of the circle connecting rod
Less than the side length of rectangular connecting rod.
4. a kind of window lock according to claim 1, it is characterised in that: the diameter of the storage space is greater than rectangular company
The catercorner length of extension bar, the lower end of the fixed fixture block and the position of rectangular connection lever contact type connection are in tilt from left to right
Upward inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039873.8A CN109162539A (en) | 2018-09-06 | 2018-09-06 | A kind of window lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039873.8A CN109162539A (en) | 2018-09-06 | 2018-09-06 | A kind of window lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109162539A true CN109162539A (en) | 2019-01-08 |
Family
ID=64894475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811039873.8A Withdrawn CN109162539A (en) | 2018-09-06 | 2018-09-06 | A kind of window lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109162539A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794346A (en) * | 2019-03-01 | 2019-05-24 | 付耀文 | A kind of multifunctional coal mine crushing and screening device |
-
2018
- 2018-09-06 CN CN201811039873.8A patent/CN109162539A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794346A (en) * | 2019-03-01 | 2019-05-24 | 付耀文 | A kind of multifunctional coal mine crushing and screening device |
| CN109794346B (en) * | 2019-03-01 | 2020-12-18 | 林驰杰 | Screening device is smashed in multi-functional colliery |
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Application publication date: 20190108 |
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| WW01 | Invention patent application withdrawn after publication |