CN212562799U - Automatic door and window lock - Google Patents
Automatic door and window lock Download PDFInfo
- Publication number
- CN212562799U CN212562799U CN202020750572.2U CN202020750572U CN212562799U CN 212562799 U CN212562799 U CN 212562799U CN 202020750572 U CN202020750572 U CN 202020750572U CN 212562799 U CN212562799 U CN 212562799U
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- limit switch
- limit
- spring
- lock
- automatic door
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Abstract
The utility model provides an automatic door and window lock, which comprises a shell, a lock tongue, a limit switch and a spring; the lock tongue and the limit switch are movably arranged on the shell; one end of the spring is connected with the shell in a propping manner, and the other end of the spring is connected with the lock tongue in a propping manner; the limit switch is provided with a first limit part, and the lock tongue is provided with a second limit part; when the limit switch moves to the initial position, the second limit part can avoid the first limit part when the lock tongue contracts; when the limit switch moves to the locking position, the second limit part abuts against the first limit part when the lock tongue contracts. In the utility model, when the limit switch is at the initial position, the second limit part can avoid the first limit part when the spring bolt is contracted, so that the spring bolt can be freely contracted; when limit switch is in the locking position, the spacing portion of second supports the top in first spacing portion when the spring bolt contracts, and limit switch is spacing with the spring bolt through first spacing portion for the spring bolt can't contract.
Description
Technical Field
The utility model relates to a door and window lock technical field, concretely relates to automatic door and window lock.
Background
In the prior art, an automatic door and window lock is usually arranged on a door and window sash or a door and window frame and comprises a lock seat, a spring and a lock tongue; when the head of the lock tongue is not pushed by external force, the lock tongue can extend out of the lock seat under the pushing of the spring and is matched with a door and window frame or a door and window sash to lock the door and window sash; when the lock is pushed by external force, the lock tongue can overcome the elastic force of the spring and contract towards the inside of the lock seat, and the lock tongue can contract as long as the force for pushing the lock tongue can overcome the elastic force of the spring due to no limit structure.
SUMMERY OF THE UTILITY MODEL
Problem based on prior art, the utility model provides an automatic door and window lock.
The utility model provides an automatic door and window lock, which comprises a shell, a lock tongue, a limit switch and a spring; the lock tongue and the limit switch are movably arranged on the shell; one end of the spring is connected with the shell in a propping manner, and the other end of the spring is connected with the lock tongue in a propping manner; wherein the content of the first and second substances,
the limit switch is provided with a first limit part, and the lock tongue is provided with a second limit part;
when the limit switch moves to an initial position, the second limit part can avoid the first limit part when the lock tongue contracts;
when the limit switch moves to a locking position, the second limit part abuts against the first limit part when the lock tongue contracts.
Furthermore, the shell is provided with a movable groove, and the lock tongue is movably arranged in the movable groove; wherein the spring pushes the bolt against the shell and pushes the head of the bolt out of the notch of the movable groove.
Furthermore, the spring is arranged in the movable groove, one end of the spring is connected with the bottom of the movable groove in a propping mode, and the other end of the spring is connected with the tail portion of the lock tongue in a propping mode.
Furthermore, a positioning column is arranged at the bottom of the movable groove, and the spring is sleeved on the positioning column.
Furthermore, the shell is provided with a limiting hole which is communicated with the movable groove; the spring bolt is provided with promotion portion, promotion portion follows spacing hole is worn out the activity groove.
Further, the shell comprises a base and a face shell; the movable groove is formed in the base; wherein the content of the first and second substances,
the base is provided with an open slot communicated with the movable slot, and the face shell is covered on a notch of the open slot so as to form the limiting hole by surrounding the open slot.
Further, the limit switch is provided with a first clamping part, and the shell is provided with a second clamping part and a third clamping part; wherein the content of the first and second substances,
when the limit switch moves to the initial position, the first clamping part is clamped with the second clamping part;
when the limit switch moves to the locking position, the first clamping part is clamped with the third clamping part.
Furthermore, the first clamping part comprises an extension arm and a clamping bulge convexly arranged on the extension arm; the second clamping part comprises a first clamping groove; the third clamping part comprises a second clamping groove; wherein the content of the first and second substances,
when the first clamping part is clamped with the second clamping part, the clamping bulge is clamped on the first clamping groove; when the first clamping part is clamped with the third clamping part, the clamping bulge is clamped on the second clamping groove.
Further, the first limiting part comprises a first limiting block, and the second limiting part comprises a second limiting block; when the limit switch moves to the locking position, the first limit block is opposite to the second limit block.
Furthermore, the limit switch comprises a toggle key and a connecting block; the shell is provided with a movable hole communicated with the movable groove; the toggle key is arranged on the outer side of the shell; one side of the connecting block is connected with the toggle key, and the other side of the connecting block penetrates into the movable groove from the movable hole; wherein, first spacing portion sets up on the connecting block.
The utility model has the advantages that: when the limit switch is at the initial position, the second limit part can avoid the first limit part when the lock tongue is contracted, so that the lock tongue can be freely contracted; when the limit switch is at the locking position, the second limit part abuts against the first limit part when the spring bolt contracts, and the limit switch limits the spring bolt through the first limit part so that the spring bolt cannot contract; when the lock tongue is matched with the door and window sash or the door and window frame to lock the door and window sash, the limit switch is pushed to the locking position, so that the door and window sash can be prevented from being automatically opened due to abnormal contraction of the lock tongue, and the reliability of the automatic door and window lock is improved. In addition, the utility model discloses an automatic door and window lock overall structure and easy operation, low in manufacturing cost can the wide application on the screen window fan.
Drawings
FIG. 1 is a schematic structural view of an automatic door/window lock provided by the present invention;
FIG. 2 is an exploded view of an automatic door/window lock provided by the present invention;
fig. 3 is a schematic structural view of the limit switch and the lock tongue provided by the present invention, wherein the state shown is a state when the limit switch moves to an initial position;
fig. 4 is another schematic structural diagram of the limit switch and the lock tongue provided by the present invention, and the state shown is a state when the limit switch moves to the locking position;
FIG. 5 is a cross-sectional view of an automatic door and window lock provided by the present invention;
fig. 6 is a schematic structural diagram of a base provided by the present invention;
fig. 7 is a schematic structural diagram of a housing provided by the present invention;
fig. 8 is another schematic structural view of the automatic door and window lock provided by the present invention.
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 efforts belong to the protection scope of the present invention.
It should be noted that all directional indicators (such as up, down, left, right, front, back, horizontal, vertical, etc.) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. under a certain posture (as shown in the drawings), if the certain posture changes, the directional indicator changes accordingly, the "connection" may be a direct connection or an indirect connection, and the "setting", and "setting" may be directly or indirectly set.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Fig. 1 is a schematic structural view of an automatic door and window lock provided by the present invention, and fig. 2 is an exploded view of an automatic door and window lock provided by the present invention; fig. 3 is a schematic structural diagram of the limit switch 30 and the locking tongue 20 provided by the present invention, and the state shown is a state when the limit switch 30 moves to an initial position; fig. 4 is another schematic structural diagram of the limit switch 30 and the locking tongue 20 provided by the present invention, wherein the state is the state when the limit switch 30 moves to the locking position, and fig. 5 is a cross-sectional view of an automatic door and window lock provided by the present invention; the automatic door and window lock comprises a shell 10, a bolt 20, a limit switch 30 and a spring 40; the bolt 20 and the limit switch 30 are movably arranged on the shell 10; one end of the spring 40 is connected with the shell 10 in a propping manner, and the other end of the spring is connected with the bolt 20 in a propping manner; the limit switch 30 is provided with a first limit part 34, and the bolt 20 is provided with a second limit part 22; as shown in fig. 3, when the limit switch 30 moves to the initial position, the second limiting portion 22 can avoid the first limiting portion 34 when the locking bolt 20 contracts; as shown in fig. 4, when the limit switch 30 moves to the locking position, the second limiting portion 22 abuts against the first limiting portion 34 when the lock tongue 20 contracts.
The utility model discloses in, automatic door and window lock is installed on door and window fan or door and window frame usually, and the casing 10 is connected on the top of spring 40 one end, and other end top connects spring bolt 20, can be with the ejecting casing 10 of head of spring bolt 20, makes spring bolt 20 can with door and window frame or door and window fan cooperation and lock the door and window fan.
The utility model discloses in, initial position and locking position are not limited to certain fixed position, and when spring bolt 20 shrink, the initial position can all be regarded as to the spacing portion 22 of second can be avoided in first spacing portion 34 position, and when spring bolt 20 shrink, first spacing portion 34 position can be replaced the spacing portion 22 of second and all can be regarded as the locking position.
The utility model discloses in, limit switch 30 sets up the week side at spring bolt 20 usually to make things convenient for the cooperation of first spacing portion 34 and the spacing portion 22 of second, the mobilizable direction of spring bolt 20 sets up at a straight line usually, and limit switch 30 mobilizable direction also sets up at a straight line usually, and wherein, what spring bolt 20 mobilizable direction was preferred is perpendicular with limit switch 30 mobilizable direction.
In the present invention, when the limit switch 30 is at the initial position, the second limiting portion 22 can avoid the first limiting portion 34 when the lock tongue 20 is contracted, so that the lock tongue 20 can be freely contracted; when the limit switch 30 is in the locking position, the second limit part 22 abuts against the first limit part 34 when the lock tongue 20 contracts, and the limit switch 30 limits the lock tongue 20 through the first limit part 34, so that the lock tongue 20 cannot contract; when the lock tongue 20 is matched with a door and window sash or a door and window frame to lock the door and window sash, the limit switch 30 is pushed to a locking position, so that the door and window sash can be prevented from being automatically opened due to abnormal contraction of the lock tongue 20, and the reliability of the automatic door and window lock is improved. In addition, the utility model discloses an automatic door and window lock overall structure and easy operation, low in manufacturing cost can the wide application on the screen window fan.
In an alternative embodiment, as shown in fig. 5, housing 10 is provided with a movable slot 111, and locking bolt 20 is movably disposed in movable slot 111; spring 40 presses locking bolt 20 against housing 10 and pushes the head of locking bolt 20 out of the opening of movable slot 111.
In the present embodiment, the locking tongue 20 is disposed in the movable groove 111, and the locking tongue 20 moves in the direction of the notch of the movable groove 111 under the restriction of the movable groove 111. The movement of locking bolt 20 is more smoothly performed by the restriction of movement groove 111. It is understood that in other embodiments, a sliding groove or a sliding rail may be disposed on the housing 10, and the latch tongue 20 may be movably disposed on the sliding groove or the sliding rail.
In an alternative embodiment, as shown in fig. 5, spring 40 is disposed in movable slot 111, and has one end abutting against the bottom of movable slot 111 and the other end abutting against the tail of locking bolt 20 to push the head of locking bolt 20 out of movable slot 111.
It will be appreciated that in other embodiments, spring 40 may be disposed at other locations on housing 10, for example, on a wall of movable slot 111, and may abut a wall of movable slot 111 at one end and abut a wall of locking bolt 20 at the other end. In this embodiment, one end of spring 40 abuts against the bottom of movable groove 111, and the other end abuts against the tail of bolt 20. In other embodiments, two or more springs 40 may be provided.
In an alternative embodiment, as shown in fig. 5 and 6, a positioning column 113 is disposed at the bottom of the movable slot 111, and the spring 40 is sleeved on the positioning column 113 to position the spring 40.
In an alternative embodiment, as shown in fig. 1 and 7, the housing 10 is provided with a limiting hole 17, and the limiting hole 17 is communicated with the movable groove 111; the locking bolt 20 is provided with a pushing part 21, and the pushing part 21 penetrates out of the movable groove 111 from the limiting hole 17. In this embodiment, the user may push the latch bolt 20 to retract through the push portion 21.
In an alternative embodiment, as shown in fig. 1, 6 and 7, the housing 10 includes a base 11 and a face shell 12; the movable groove 111 is arranged on the base 11; the base 11 is provided with an opening groove 112 communicated with the movable groove 111, and the face shell 12 covers the opening of the opening groove 112 to form a limiting hole 17 with the opening groove 112.
In this embodiment, the housing 10 is divided into a base 11 and a face 12, and the limiting hole 17 is defined by the base 11 and the face 12, when the locking bolt 20 is installed, the pushing portion 21 can enter the open slot 112 from the notch of the open slot 112, and after the locking bolt 20 is installed, the face 12 is covered, so that the installation is convenient.
Furthermore, the face shell 12 covers the notch of the open slot 112 and also covers the notch of the movable slot 111; wherein, the notch setting that the face casing 12 corresponds the movable groove 111 has seted up the hole 121 of stepping down, and the head of spring bolt 20 is worn out the notch of movable groove 111 after, worn out from the hole 121 of stepping down. In this embodiment, spring 40 presses locking bolt 20 against face shell 12 of housing 10.
Further, the latch bolt 20 is provided with a clamping portion 23, and the latch bolt 20 is pressed on the face shell 12 through the clamping portion 23 and the pushing portion 21.
Further, the face shell 12 is fixed to the base 11 by a fixing member 13, and the fixing member 13 may be a screw or the like.
In an alternative embodiment, as shown in fig. 3, 4 and 8, the limit switch 30 is provided with a first detent portion 33, and the housing 10 is provided with a second detent portion 14 and a third detent portion 15; when the limit switch 30 moves to the initial position, the first positioning portion 33 is engaged with the second positioning portion 14; when the limit switch 30 moves to the locking position, the first positioning portion 33 is engaged with the third positioning portion 15.
In this embodiment, after the first positioning portion 33, the second positioning portion 14 and the third positioning portion 15 are provided, when the limit switch 30 moves to the initial position, the first positioning portion 33 is engaged with the second positioning portion 14, so that the limit switch 30 can be positioned at the initial position; when the limit switch 30 moves to the locking position, the first positioning portion 33 is engaged with the third positioning portion 15, so that the limit switch 30 can be positioned at the locking position, and the reliability of the limit switch 30 is improved.
In an alternative embodiment, as shown in fig. 3, 4 and 8, the first positioning portion 33 includes an extension arm 331 and a positioning protrusion 332 protruding from the extension arm 331; the second card position portion 14 includes a first card slot 141; the third card slot portion 15 includes a second card slot 151; the first card slot 141 and the second card slot 151 are arranged at intervals along the moving direction of the limit switch 20; when the first positioning portion 33 is engaged with the second positioning portion 14, the engaging protrusion 332 is engaged with the first engaging groove 141; when the first positioning portion 33 is engaged with the third positioning portion 15, the engaging protrusion 332 is engaged with the second engaging groove 151.
In other embodiments, the first positioning portion 33, the second positioning portion 14, and the third positioning portion 15 may be configured in other structures to perform positioning functions, for example, the first positioning portion 33 includes an extension arm and a slot recessed on the extension arm; the second detent portion 14 and the third detent portion 15 are both protrusions.
In an alternative embodiment, as shown in fig. 3 and 4, the first position-limiting portion 34 includes a first position-limiting block 341, and the second position-limiting portion 22 includes a second position-limiting block 221; when the limit switch 30 is moved to the lock position, the first stopper 341 and the second stopper 221 are opposed to each other.
Further, the first stopper 341 and the second stopper 221 are substantially rectangular, and it is understood that in other embodiments, the first stopper 341 and the second stopper 221 may also be substantially other shapes, such as a cube, a sphere, etc., or other irregular shapes.
In other embodiments, the first stopper portion 34 and the second stopper portion 22 may have other structures, and when the limit switch 30 moves to the initial position, the second stopper portion 22 may avoid the first stopper portion 34, and when the limit switch 30 moves to the lock position, the first stopper portion 34 may abut against the second stopper portion 22.
In an alternative embodiment, as shown in fig. 1, 2, 3, 6 and 7, limit switch 30 comprises toggle key 31 and connecting block 32; the shell 10 is provided with a movable hole 114 communicated with the movable groove 111; the toggle key 31 is arranged outside the shell 10; one side of the connecting block 32 is connected with the toggle key 31, and the other side of the connecting block penetrates into the movable groove 111 from the movable hole 114; the first stopper 341 is disposed on the connecting block 32 and is located in the movable groove 111.
In the present embodiment, the connecting block 32 is movable in the movable hole 114, and pushing the toggle key 31 can push the limit switch 30 to the initial position or the locking position.
Further, a movable hole 114 is provided on the base 11.
Further, as shown in fig. 5 and 8, the first positioning portion 33 is disposed on the connecting block 32 and located in the movable groove 111, and the extension arm 331 of the first positioning portion 33 cooperates with the toggle key 31 to be clamped on the base 11.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (10)
1. An automatic door and window lock is characterized in that the automatic door and window lock comprises a shell, a lock tongue, a limit switch and a spring; the lock tongue and the limit switch are movably arranged on the shell; one end of the spring is connected with the shell in a propping manner, and the other end of the spring is connected with the lock tongue in a propping manner; wherein the content of the first and second substances,
the limit switch is provided with a first limit part, and the lock tongue is provided with a second limit part;
when the limit switch moves to an initial position, the second limit part can avoid the first limit part when the lock tongue contracts;
when the limit switch moves to a locking position, the second limit part abuts against the first limit part when the lock tongue contracts.
2. The automatic window and door lock as claimed in claim 1, wherein said housing is provided with a movable groove, and said latch bolt is movably disposed in said movable groove; wherein the spring pushes the bolt against the shell and pushes the head of the bolt out of the notch of the movable groove.
3. The automatic door and window lock as claimed in claim 2, wherein said spring is disposed in said movable slot, and one end thereof abuts against a bottom of said movable slot, and the other end thereof abuts against a rear portion of said latch.
4. An automatic door and window lock as recited in claim 3, wherein a positioning post is disposed at the bottom of said movable slot, and said spring is sleeved on said positioning post.
5. The automatic door and window lock as claimed in claim 2, wherein the housing is provided with a limiting hole, the limiting hole communicating with the movable groove; the spring bolt is provided with promotion portion, promotion portion follows spacing hole is worn out the activity groove.
6. An automatic door and window lock according to claim 5, wherein said housing comprises a base and a face shell; the movable groove is formed in the base; wherein the content of the first and second substances,
the base is provided with an open slot communicated with the movable slot, and the face shell is covered on a notch of the open slot so as to form the limiting hole by surrounding the open slot.
7. The automatic door and window lock as claimed in claim 1, wherein the limit switch is provided with a first catching portion, and the housing is provided with a second catching portion and a third catching portion; wherein the content of the first and second substances,
when the limit switch moves to the initial position, the first clamping part is clamped with the second clamping part;
when the limit switch moves to the locking position, the first clamping part is clamped with the third clamping part.
8. The automatic door and window lock as claimed in claim 7, wherein the first catching portion comprises an extension arm and a catching protrusion protruded on the extension arm; the second clamping part comprises a first clamping groove; the third clamping part comprises a second clamping groove; wherein the content of the first and second substances,
when the first clamping part is clamped with the second clamping part, the clamping bulge is clamped on the first clamping groove; when the first clamping part is clamped with the third clamping part, the clamping bulge is clamped on the second clamping groove.
9. The automatic door and window lock according to claim 1, wherein the first stopper portion comprises a first stopper, and the second stopper portion comprises a second stopper; when the limit switch moves to the locking position, the first limit block is opposite to the second limit block.
10. An automatic door and window lock as claimed in claim 2, wherein said limit switch comprises a toggle key and a connecting block; the shell is provided with a movable hole communicated with the movable groove; the toggle key is arranged on the outer side of the shell; one side of the connecting block is connected with the toggle key, and the other side of the connecting block penetrates into the movable groove from the movable hole; wherein, first spacing portion sets up on the connecting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750572.2U CN212562799U (en) | 2020-05-08 | 2020-05-08 | Automatic door and window lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750572.2U CN212562799U (en) | 2020-05-08 | 2020-05-08 | Automatic door and window lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212562799U true CN212562799U (en) | 2021-02-19 |
Family
ID=74609100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020750572.2U Active CN212562799U (en) | 2020-05-08 | 2020-05-08 | Automatic door and window lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212562799U (en) |
-
2020
- 2020-05-08 CN CN202020750572.2U patent/CN212562799U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Area a and 6 / F, 1st floor, No.6 Xinggong 2nd Road, Hongxing community, Yutang street, Guangming District, Shenzhen, Guangdong Province Patentee after: Shenzhen Haobo Window Control Technology Co.,Ltd. Address before: Area a and 6 / F, 1st floor, No.6 Xinggong 2nd Road, Hongxing community, Yutang street, Guangming District, Shenzhen, Guangdong Province Patentee before: SHENZHEN HOPO WINDOW CONTROL TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |