CN210316921U - Anti-unlocking pull rod lock - Google Patents
Anti-unlocking pull rod lock Download PDFInfo
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- CN210316921U CN210316921U CN201920940015.4U CN201920940015U CN210316921U CN 210316921 U CN210316921 U CN 210316921U CN 201920940015 U CN201920940015 U CN 201920940015U CN 210316921 U CN210316921 U CN 210316921U
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- control piece
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Abstract
The utility model discloses a prevent opening pull rod lock, including locking lever and tapered end, the locking lever is the U-shaped structure, has in the tapered end including the pressing piece, still is provided with a control in the tapered end, has convex position outwards on the control, forms the locking control structure to the tapered end through control and pressing piece cooperation, will press the tight pressing piece top when the bulge of control is facing to the pressing piece and make the pressing piece can not press down, remove when the bulge staggers with the pressing piece and press the top of pressing piece tightly, the pressing piece can press down. The utility model discloses a setting has the control of bulge, and the tapered end is locked the back and is withstood the slide with the rotatory bulge to the control of knob, makes whole button can not press, can not open lock this moment, can prevent that children from seeing the action that the adult pressed the button or pressing down the button unintentionally and open lock, reaches effectual effect of preventing opening. When the lock needs to be unlocked, the knob is rotated by 90 degrees, the protruding part of the control piece is far away from the bottom of the sliding seat, and the button can be pressed down to unlock the lock.
Description
Technical Field
The utility model relates to a furniture accessory product technical field, concretely relates to be used for pinning furniture such as cupboard that have two handles to prevent that the cupboard from being opened by children's anti-unlocking pull rod lock.
Background
The cabinet and the like are provided with double-door furniture or household components and are mainly used for placing various articles for daily use, articles for work or other sundries, and the cabinet with valuables, privacy articles or dangerous articles is generally locked. Because generally the lock that the later stage installed additional, in order not to destroy the cabinet door, can adopt the pull rod of U-shaped usually, take out the tapered end earlier during locking, entangle the double handle of cabinet door with the locking lever again, lock the tapered end can to for convenient daily use, this kind of lock generally does not take the key, only needs to press the button and can open the lock. However, because children have curiosity and strong imitation ability, when seeing that adults press the button to open the lock, children can easily learn to open the cabinet, so that potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the defect to prior art existence, provide a simple structure, reasonable in design, can prevent more effectively that children from opening the pull rod lock of preventing unblanking.
In order to solve the technical problem, the utility model adopts the following technical scheme: an anti-unlocking pull rod lock comprises a lock rod and a lock head, wherein the lock rod is of a U-shaped structure, and a closed locking structure is formed by inserting the lock rod into the lock head; have including the pressing member in the tapered end, make tapered end and locking lever break away from locking state, its characterized in that through pressing the pressing member: the locking device is characterized in that a control piece is further arranged in the locking head, a part protruding outwards is arranged on the control piece, a locking control structure of the locking head is formed by matching the control piece and the pressing piece, the pressing piece is tightly pushed to prevent the pressing piece from being pressed down when the protruding part of the control piece faces the pressing piece, and the pressing piece is tightly pushed when the protruding part of the control piece is staggered with the pressing piece, so that a structure capable of pressing down the pressing piece is formed.
Preferably, the control member is a rotatable control member with an approximately elliptical shape, which is flatly arranged in the lock head and is connected with a knob, the knob is positioned on the surface of the lock head, and the control member is pressed against or separated from the pressing member by rotating the control member through the knob. Of course, the control member may also have other shapes, such as a cam shape, etc.
Furthermore, the pressing piece comprises two parts which are symmetrically arranged at the left side and the right side of the lock head; the control piece is arranged between the two pressing pieces, and when the control piece rotates to the state that the two convex parts are aligned with the two pressing pieces, a jacking structure for pressing the two pressing pieces is formed, so that the two pressing pieces cannot be pressed down.
Furthermore, the pressing piece comprises a button and a sliding seat which are integrated, the button is exposed out of the lock head, and the sliding seat is arranged in a sliding groove which is formed in the lock head and is partitioned by a blocking wall; the control piece is arranged between the two sliding seats, and the two bulges of the control piece tightly push the inner ends of the sliding seats so that the button cannot be pressed down.
Furthermore, a fixed spring seat is arranged in the lock head and positioned at the tail end in the sliding groove, a movable spring seat capable of moving along with the sliding seat is arranged in the sliding seat, the movable spring seat and the fixed spring seat are aligned in opposite directions, a spring is arranged between the movable spring seat and the fixed spring seat to form a bouncing reset structure for the sliding seat, so that the lock head and the lock rod are kept locked, the control piece, the sliding seat and the spring are covered in the lock head through a cover plate, and the cover plate is fixedly connected with the lock head.
Furthermore, a circular groove is formed in the lock head, and the control piece is arranged in the groove and protrudes out of the groove for the most part.
Furthermore, the inner side surface of the lock rod is provided with lock teeth, one surface of the sliding seat facing the button is provided with clamping teeth matched with the lock teeth, and when the button is in an unclamped state, the lock teeth of the lock rod are clamped through the clamping teeth of the sliding seat, so that the lock head is in a locked state.
Furthermore, the locking lever is the structure of both sides one long one short, has long limit and minor face promptly, when the tapered end slides the marginal position on long limit, makes the tapered end and the terminal interval that can hold the handle to pass that has between the minor face, can not need to take out the tapered end completely like this and lock, and it is more convenient to use, solves the difficult problem of installing because of the jamming after the tapered end is taken out completely.
The lock rod is provided with a buckle which can block the lock head to prevent the lock head from completely withdrawing from the lock rod at the tail end of the long edge of the lock rod, so that the lock head can be prevented from falling off accidentally; the buckle is of an elastic structure, and the lock head can be completely withdrawn after the buckle is pressed down.
The utility model discloses a setting has the control of bulge, and the tapered end is locked the back and is withstood the slide with the rotatory bulge to the control of knob, makes whole button can not press down, and the lock just can not be opened lock like this, can prevent that children from seeing the action that the adult pressed the button or unintentionally push down the button and open lock, reaches effectual effect of preventing opening. When the lock needs to be opened, the knob is rotated by 90 degrees, the protruding part of the control piece is far away from the bottom of the sliding seat, and the button can be pressed down to open the lock.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is an overall view of another aspect of the present invention;
FIG. 3 is an internal structure view of the locking head of the present invention;
fig. 4 is a structural diagram of another angle inside the lock head of the present invention.
In the figure, 1 is a lock rod, 11 is a lock tooth, 12 is a buckle, 2 is a lock head, 21 is a groove, 22 is a blocking wall, 23 is a sliding groove, 24 is a fixed spring seat, 3 is a button, 4 is a cover plate, 5 is a knob, 6 is a control part, 7 is a sliding seat, 71 is a latch, 72 is a movable spring seat, and 8 is a spring.
Detailed Description
In this embodiment, referring to fig. 1, 2, 3 and 4, the anti-unlocking lever lock includes a lock rod 1 and a lock head 2, the lock rod 1 is U-shaped, and a closed locking structure is formed by inserting the lock rod 1 into the lock head 2; the lock head 2 comprises a pressing piece, and the lock can be unlocked by pressing the pressing piece to enable the lock head 2 and the lock rod 1 to be separated from a locking state; the locking device is characterized in that a control piece 6 is further arranged in the locking head 2, the control piece 6 is provided with a part protruding outwards, a locking control structure of the locking head 2 is formed by matching the control piece 6 with the pressing piece, the pressing piece is tightly pushed to prevent the pressing piece from being pressed when the protruding part of the control piece 6 faces the pressing piece, and the pressing piece is tightly pushed when the protruding part of the control piece 6 is staggered with the pressing piece, so that a pressing structure of the pressing piece is formed.
The control piece 6 is a rotatable control piece which is approximately elliptical and is flatly arranged in the lock head 2 and is connected with a knob 5, the knob 5 is positioned on the surface of the lock head 2, and the knob 5 can also be provided with locking and unlocking marks; the control member 6 is rotated by the knob 5 to push or separate the control member 6 from the pressing member. Of course, the control member 6 may also have other shapes, such as a cam shape, etc.
The pressing piece comprises two parts which are symmetrically arranged at the left side and the right side of the lock head 2; the control piece 6 is arranged between the two pressing pieces, and when the control piece 6 rotates to the state that the two convex parts are aligned with the two pressing pieces, a pressing structure for pressing the two pressing pieces is formed, so that the two pressing pieces cannot be pressed down.
The pressing piece comprises a button 3 and a sliding seat 7 which are integrated, the button 3 is exposed out of the lock head 2, and the sliding seat 7 is arranged in a sliding groove 23 which is formed by a baffle wall 22 in the lock head 2; the control member 6 is arranged between the two slides 7 and abuts against the inner ends of the slides 7 by means of two projections of the control member 6 so that the push-button 3 cannot be pushed.
The lock head 2 is internally provided with a fixed spring seat 24 which is positioned at the tail end in the sliding groove 23, a movable spring seat 72 which can move along with the sliding seat 7 is arranged in the sliding seat 7, the movable spring seat 72 is aligned with the fixed spring seat 24 in opposite directions, a spring 8 is arranged between the movable spring seat 72 and the fixed spring seat 24 to form a bouncing reset structure for the sliding seat 7, so that the lock head 2 can be locked with the lock rod 1, the control piece 6, the sliding seat 7 and the spring 8 are covered in the lock head 2 through a cover plate 4, and the cover plate 4 is fixedly connected with the lock.
A circular recess 21 is provided in the interior of the locking head 2, and the control element 6 is arranged in this recess 21 and projects largely out of the recess 21.
The lock rod 1 is provided with locking teeth 11 on the inner side surface, the sliding seat 7 is provided with clamping teeth 71 matched with the locking teeth 11 on the surface facing the button 3, and when the button 3 is in a loosening state, the locking teeth 11 of the lock rod 1 are clamped by the clamping teeth 71 of the sliding seat 7, so that the lock head 2 is in a locking state.
The locking lever 1 is the structure of one long and one short on both sides, has long limit and minor face promptly, when tapered end 2 slided the marginal position on long limit, makes the interval that can hold the handle to pass between the end of tapered end 2 and minor face, can not need to take out tapered end 2 completely like this and can lock, and it is more convenient to use, solves the difficult problem of installing because of the jamming after tapered end 2 takes out completely.
The end of the long edge of the lock rod 1 is provided with a buckle 12 which can block the lock head 2 to prevent the lock head 2 from completely withdrawing from the lock rod 1, so that the lock head 2 can be prevented from falling off by carelessness at times; the buckle 12 is an elastic structure, and the lock head 2 can be completely withdrawn after the buckle 12 is pressed down.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (9)
1. An anti-unlocking pull rod lock comprises a lock rod and a lock head, wherein the lock rod is of a U-shaped structure, and a closed locking structure is formed by inserting the lock rod into the lock head; have including the pressing member in the tapered end, make tapered end and locking lever break away from locking state, its characterized in that through pressing the pressing member: the locking device is characterized in that a control piece is further arranged in the locking head, a part protruding outwards is arranged on the control piece, a locking control structure of the locking head is formed by matching the control piece and the pressing piece, the pressing piece is tightly pushed to prevent the pressing piece from being pressed down when the protruding part of the control piece faces the pressing piece, and the pressing piece is tightly pushed when the protruding part of the control piece is staggered with the pressing piece, so that a structure capable of pressing down the pressing piece is formed.
2. The tamper resistant lever lock of claim 1, wherein: the control piece is a rotatable control piece which is approximately elliptical and is flatly arranged in the lock head, the control piece is connected with a knob, the knob is positioned on the surface of the lock head, and the control piece is pushed tightly or separated from the pressing piece through the rotation of the control piece by the knob.
3. The tamper resistant lever lock of claim 2, wherein: the pressing piece comprises two parts which are symmetrically arranged at the left side and the right side of the lock head; the control piece is arranged between the two pressing pieces, and when the control piece rotates to the state that the two convex parts are aligned with the two pressing pieces, a jacking structure for pressing the two pressing pieces is formed, so that the two pressing pieces cannot be pressed down.
4. The tamper resistant lever lock of claim 3, wherein: the pressing piece comprises a button and a sliding seat which are integrated, the button is exposed out of the lock head, and the sliding seat is arranged in a sliding groove which is formed in the lock head and is partitioned by a blocking wall; the control piece is arranged between the two sliding seats, and the two bulges of the control piece tightly push the inner ends of the sliding seats so that the button cannot be pressed down.
5. The tamper resistant lever lock of claim 4, wherein: the lock head is internally provided with a fixed spring seat which is positioned at the tail end in the sliding groove, a movable spring seat which can move along with the sliding seat is arranged in the sliding seat, the movable spring seat and the fixed spring seat are aligned in opposite directions, a spring is arranged between the movable spring seat and the fixed spring seat to form a bouncing reset structure for the sliding seat, so that the lock head and the lock rod are kept locked, the control piece, the sliding seat and the spring are covered in the lock head through a cover plate, and the cover plate is fixedly connected with the lock.
6. The tamper resistant lever lock of claim 2, wherein: a circular groove is formed in the lock head, and the control piece is arranged in the groove and protrudes out of the groove for the most part.
7. The tamper resistant lever lock of claim 4, wherein: the inner side surface of the lock rod is provided with lock teeth, one surface of the sliding seat facing the button is provided with clamping teeth matched with the lock teeth, and when the button is in a loosening state, the lock teeth of the lock rod are clamped by the clamping teeth of the sliding seat, so that the lock head is in a locking state.
8. The tamper resistant lever lock of claim 1, wherein: the lock rod is of a structure with two long sides and one short side, namely, the lock rod is provided with a long side and a short side, and when the lock head slides to the edge position of the long side, a space for the handle to pass through is formed between the lock head and the tail end of the short side.
9. The tamper resistant lever lock of claim 8, wherein: the long edge end of the lock rod is provided with a buckle which can block the lock head to prevent the lock head from completely withdrawing from the lock rod, and the buckle is of an elastic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940015.4U CN210316921U (en) | 2019-06-20 | 2019-06-20 | Anti-unlocking pull rod lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940015.4U CN210316921U (en) | 2019-06-20 | 2019-06-20 | Anti-unlocking pull rod lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210316921U true CN210316921U (en) | 2020-04-14 |
Family
ID=70145354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920940015.4U Active CN210316921U (en) | 2019-06-20 | 2019-06-20 | Anti-unlocking pull rod lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210316921U (en) |
-
2019
- 2019-06-20 CN CN201920940015.4U patent/CN210316921U/en active Active
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