CN211397027U - Quick-opening anti-theft lock body - Google Patents
Quick-opening anti-theft lock body Download PDFInfo
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- CN211397027U CN211397027U CN201921933551.8U CN201921933551U CN211397027U CN 211397027 U CN211397027 U CN 211397027U CN 201921933551 U CN201921933551 U CN 201921933551U CN 211397027 U CN211397027 U CN 211397027U
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Abstract
The utility model discloses a quick-open theftproof lock body, include: the lock shell is provided with an inclined bolt and a square bolt, a square bolt mechanism connected with the square bolt is arranged in the lock shell, and the square bolt mechanism and the lock shell slide relatively; the poking tongue piece is arranged in the lock shell and is linked with the square tongue mechanism; the lower poking tooth piece is arranged in the lock shell, one end of the lower poking tooth piece is abutted against the poking tongue piece, and the other end of the lower poking tooth piece is meshed with the knob piece; the button rotating piece is arranged in the lock shell, and one end of the button rotating piece extends towards the direction of the latch bolt and abuts against the end part of the latch bolt; the knob is externally connected with unlocking equipment, the unlocking equipment drives the knob to rotate, the latch bolt and the square bolt are made to synchronously retract into the lock shell when the knob is ejected out of the lock shell, and therefore the unlocking and door opening steps are simplified, and the user experience is improved.
Description
Technical Field
The utility model relates to an anti-theft lock structure especially relates to a quick-open anti-theft lock body.
Background
Currently, the anti-theft lock is widely applied to various occasions due to high safety. The existing anti-theft locks are provided with an inclined bolt and a dead bolt, wherein the inclined bolt can be generally driven by a handle, when the handle is pressed down, the inclined bolt can retract into the lock shell, and when the handle is released, the inclined bolt can be restored to a state of being ejected out of the lock shell; the square bolt is generally driven by a key or a knob plectrum, and the square bolt can be ejected out of the lock shell or retracted into the lock shell through the key or the knob plectrum to realize the action of locking or unlocking the door. Therefore, the existing anti-theft lock generally needs two steps when unlocking and opening the door, namely, a square bolt is retracted into a lock shell by using a key or a knob plectrum to realize unlocking; secondly, the handle is pressed down to retract the latch bolt into the lock shell, so as to realize the door opening action.
However, the unlocking process is complicated, the latch bolt and the dead bolt need different unlocking devices to be driven, and a certain unlocking step is easily omitted in the unlocking process, so that the lock body is forcibly pushed away in an incomplete unlocking state, the lock body is impacted, the service life of the lock body is influenced, and the user experience is poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's not enough, the utility model aims to provide a quick-open theftproof lock body, accessible unblock equipment with oblique tongue and square tongue retract the lock shell simultaneously in or pop out the lock shell simultaneously outside, simplify the unblock step of opening the door, improve user experience and feel.
The purpose of the utility model is realized by adopting the following technical scheme:
a quick-open anti-theft lock body comprising:
the lock shell is provided with an inclined bolt and a square bolt, a square bolt mechanism connected with the square bolt is arranged in the lock shell, and the square bolt mechanism and the lock shell slide relatively;
the poking tongue piece is arranged in the lock shell and is linked with the square tongue mechanism;
the lower poking tooth piece is arranged in the lock shell, one end of the lower poking tooth piece is abutted against the poking tongue piece, and the other end of the lower poking tooth piece is meshed with the knob piece;
the button rotating piece is arranged in the lock shell, and one end of the button rotating piece extends towards the direction of the latch bolt and abuts against the end part of the latch bolt; the knob is externally connected with unlocking equipment, and the unlocking equipment drives the knob to rotate, so that the latch bolt and the square bolt which are in the state of being ejected out of the lock shell synchronously retract into the lock shell.
Furthermore, the button rotating piece comprises a hole shaft, a latch bolt shifting piece and an upper shifting tooth, the hole shaft is fixed in the lock shell, and the upper shifting tooth is sleeved outside the hole shaft; the latch bolt shifting piece is sleeved outside the hole shaft, and the latch bolt shifting piece and the upper shifting tooth rotate synchronously by taking the hole shaft as the shaft.
Furthermore, the inclined tongue shifting piece extends towards the direction of the inclined tongue to form a propping part, and the inclined tongue shifting piece props against the end part of the inclined tongue through the propping part; the latch bolt shifting piece is further provided with a connecting part in an outward extending mode, a synchronous stop block is arranged on one side edge, close to the upper shifting tooth, of the connecting part, and the connecting part is in butt joint with the upper shifting tooth through the synchronous stop block, so that the latch bolt shifting piece and the upper shifting tooth rotate synchronously.
Further, the connecting part and the abutting part are respectively positioned on two sides of the horizontal axis of the hole shaft; the partial outer contour of the upper shifting tooth extends towards the direction of the lower shifting tooth and is provided with a plurality of teeth, and the teeth and the connecting part are positioned on the same side of the horizontal axis of the hole shaft.
Furthermore, the square tongue mechanism is positioned between the upper shifting tooth and the shifting tongue piece, and the axis of the lower shifting tooth is fixed on the square tongue mechanism.
Furthermore, the partial outer contour of the lower shifting tooth extends towards the direction of the upper shifting tooth and is provided with a plurality of teeth, so that the upper shifting tooth is meshed with the lower shifting tooth; the local outer contour of the lower shifting tooth extends towards the direction of the shifting tongue piece and is provided with a top hook part which is used for being abutted against the shifting tongue piece.
Furthermore, the top hook part and the teeth of the lower shifting tooth are symmetrically distributed on two sides of the horizontal axis of the lower shifting tooth.
Furthermore, an included angle of 30-90 degrees is formed between the circumscribed point of the two teeth at the outermost end of the upper shifting tooth and a connecting line of the axes of the upper shifting teeth; and an included angle of 30-90 degrees is formed between the circumscribed point of the two teeth at the outermost ends of the lower pulling teeth and the connecting line of the axes of the lower pulling teeth.
Furthermore, the shifting block extends towards the direction of the square tongue mechanism of the shifting tongue piece, a shifting hole is formed in the position, corresponding to the shifting block, of the square tongue mechanism, and the shifting hole is shifted by the shifting block to realize the back-and-forth sliding of the square tongue mechanism.
Furthermore, a shifting tongue stop block is arranged on the upper surface of the shifting block, and the shifting tongue piece is abutted to the top hook part of the lower shifting tooth through the shifting tongue stop block.
Compared with the prior art, the beneficial effects of the utility model reside in that:
one end of the button rotating piece is abutted against the end part of the latch bolt, the other end of the button rotating piece is meshed with the lower shifting tooth, meanwhile, the other end of the lower shifting tooth is abutted against the shifting tongue piece, and the shifting tongue piece is linked with the square tongue mechanism; when the unblock equipment drives the knob and revolves the piece and rotate, can support the tip of holding the latch bolt and make the latch bolt motion, make simultaneously down dial the tooth, dial cooperation linkage between parts such as tongue piece, stir the square tongue mechanism and make the square tongue motion, realize one step of operation and can control the latch bolt and the square tongue and retract in the lock shell simultaneously, simplify the unblock step of opening the door, avoid the lock body to be opened by force under the state of not completely unlocking, thereby improve the life of lock body, improve user's use simultaneously and experience and feel.
Drawings
Fig. 1 is a schematic structural diagram of the present invention (in a state before unlocking and opening the door);
fig. 2 is a schematic perspective view of the present invention (in a state before unlocking and opening the door);
fig. 3 is a schematic structural diagram of the present invention (in an unlocked state after the door is opened);
fig. 4 is a schematic perspective view of the present invention (in an unlocked state after opening the door);
FIG. 5 is a schematic structural view of the button member of the present invention;
fig. 6 is a schematic structural view of the lower shifting tooth of the present invention.
In the figure: 1. a lock case; 2. a latch bolt; 201. a latch bolt body; 202. a connecting rod; 203. a baffle plate; 3. a knob; 301. a bore axis; 302. a latch-tongue poking piece; 3001. a holding portion; 3002. a connecting portion; 303. an upper shifting tooth; 304. a synchronous stop block; 4. a push rod; 5. a square tongue; 6. a dead bolt mechanism; 601. connecting sheets; 602. a square tongue plectrum; 7. lower shifting teeth; 701. a top hook part; 8. a tongue pulling piece; 801. shifting blocks; 802. a shifting tongue stop block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Because the existing anti-theft lock generally needs two or more steps to finish unlocking and door opening actions, the square bolt 5 can be retracted into the lock shell 1 by firstly utilizing a key or rotating a knob plectrum, and then the oblique bolt 2 can be driven to retract into the lock shell 1 by twisting a handle, so that the whole unlocking and door opening actions are too complicated, and the situation that a user forcibly pushes a door under the condition of incomplete unlocking, so that the lock body and a door frame are violently impacted, the lock body is damaged, and the service life of the lock body is seriously influenced.
The embodiment provides a quick-opening anti-theft lock body, the latch bolt 2 and the dead bolt 5 can be retracted into the lock shell 1 at the same time through one step, the unlocking and door opening steps are simplified, the occurrence of rigid impact between the lock body and a door frame can be reduced, and the service life of the lock body is prolonged.
As shown in fig. 1 to 6, the quick-opening anti-theft lock body includes a lock case 1, at least two lock holes are disposed on a front panel of the lock case 1, one of the lock holes is used for accommodating the latch bolt 2, and the other lock hole is used for accommodating the square bolt 5, in this embodiment, the latch bolt 2 is located at a side end of the front panel of the lock case 1, the square bolt 5 is located at a middle position of the front panel of the lock case 1, and the latch bolts 2 and the square bolts 5 are reasonably distributed, so that a linkage position of each component in the lock case 1 can be optimized, and a space utilization rate inside the lock body is improved.
The latch bolt 2 comprises a latch bolt body 201 and a connecting rod 202, the end part of the latch bolt body 201 is connected with the connecting rod 202, a baffle plate 203 is arranged on the lock shell 1 where the connecting rod 202 is located, the end part of the connecting rod 202 penetrates through the baffle plate 203, a spring is sleeved on the connecting rod 202, one end of the spring is abutted against the baffle plate 203, and the other end of the spring is abutted against the latch bolt body 201, so that when the latch bolt 2 retracts into the lock shell 1 after receiving external force, the spring is compressed; under the condition that the latch bolt 2 is not subjected to external force, the spring restores the original state, so that the latch bolt 2 is driven to automatically eject out of the lock shell 1. The lock shell 1 corresponding to the latch bolt 2 is provided with a sliding rail for the latch bolt 2 to slide, the end part of the latch bolt 2 can be clamped into the sliding rail and move back and forth along the sliding rail, the moving stability of the latch bolt 2 can be improved, the moving path of the latch bolt 2 can be limited, and the latch bolt 2 is prevented from being popped up or retracted too much to influence the normal extension and retraction of the latch bolt 2.
The square tongue 5 is arranged on one side of the oblique tongue 2, the end part of the square tongue 5 is connected with the square tongue mechanism 6, and the square tongue mechanism 6 can drive the square tongue 5 to rebound outside the lock shell 1 or retract into the lock shell 1. In this embodiment, the square tongue mechanism 6 includes a square tongue shifting piece 602 and a connecting piece 601, one end of the connecting piece 601 is connected with an end of the square tongue 5, the connecting piece 601 and the lock case 1 can slide relatively, an inclined sliding groove is arranged on the connecting piece 601, one end of the square tongue shifting piece 602 is connected in the inclined sliding groove of the connecting piece 601 through a pin shaft in a sliding manner, when the connecting piece 601 rotates in different directions, one end of the shifting piece moves in the inclined sliding groove of the connecting piece 601 and provides a horizontal forward or horizontal backward acting force for the connecting piece 601, so that the connecting piece 601 can drive the square tongue 5 to pop out or retract into the lock case 1; and a poking hole is formed in one side, close to the poking tongue piece 8, of the poking piece, and the poking tongue piece 8 can drive the poking piece to rotate by poking the poking hole, so that the square tongue 5 is driven to retract into the lock shell 1 or be popped out of the lock shell 1.
In order to drive the latch bolt 2 and the square bolt 5 to move synchronously, a knob 3 is arranged on one side of the latch bolt 2, and the knob 3 comprises a hole shaft 301, a latch bolt shifting sheet 302 and an upper shifting tooth 303; the hole shaft 301 comprises an inner shaft and an outer shaft sleeved outside the inner shaft, the hole shaft 301 is fixed on the lock case 1 through the outer shaft thereof, the inner shaft and the outer shaft can rotate relatively, the inner shaft is provided with a mounting hole, the mounting hole is exposed out of the lock case 1, so that the unlocking device can penetrate through the lock case 1 and be directly mounted in the mounting hole, and when the unlocking device rotates, the inner shaft can be driven to rotate; in this embodiment, the unlocking device can be set as a handle or a knob plectrum, and the unlocking and door opening actions can be completed by one-step operation only by twisting the handle or the knob plectrum.
The latch bolt shifting piece 302 is sleeved outside the outer shaft of the hole shaft 301, and the latch bolt shifting piece 302 can rotate around the hole shaft 301 under the action of external force; the latch tongue pulling piece 302 extends towards the latch tongue 2 to form a butting part 3001, and the latch tongue pulling piece 302 butts against between the end part of the latch tongue 2 and the baffle plate 203 through the butting part 3001; meanwhile, under the static state that the latch bolt shifting piece 302 does not apply external force to the latch bolt 2, the latch bolt shifting piece 302 is kept parallel to the front panel of the lock case 1 and is abutted between the end part of the latch bolt 2 and the baffle plate 203, so that the latch bolt 2 can be completely ejected without external force. When the latch bolt shifting piece 302 rotates, the latch bolt shifting piece 302 applies an external force to the end of the latch bolt 2, so that the latch bolt 2 can be retracted into the lock case 1, and when the latch bolt shifting piece 302 does not apply the external force to the latch bolt 2, the latch bolt 2 can restore the latch bolt 2 to a state of being ejected out of the lock case 1 through the elastic deformation of the spring of the latch bolt 2.
Because the latch bolt plectrum 302 need to external force is applyed to 2 tip of latch bolt, consequently unstable condition can appear at rotation in-process to latch bolt plectrum 302, in order to improve the rotational stability of latch bolt plectrum 302 still outwards extend there is connecting portion 3002 to latch bolt plectrum 302, connecting portion 3002 can be used to connect push rod 4, the one end of push rod 4 with connecting portion 3002 pin joint, the bar hole has been seted up to the other end, push rod 4 through its bar hole with fix a round pin axle sliding connection on the lock shell 1, when latch bolt plectrum 302 rotates, can drive push rod 4 for lock shell 1 relative slip makes the one end of latch bolt plectrum 302 to when the external force is applyed to latch bolt 2 tip, the other end is indirectly fixed on the lock shell 1, makes the motion of latch bolt plectrum 302 is more stable.
The hole shaft 301 is further sleeved with the upper shifting tooth 303, and the upper shifting tooth 303 can be stacked on the latch shifting piece 302. The upper shifting tooth 303 and the lower shifting tooth 7 are correspondingly provided with teeth which can be meshed with each other. The upper shifting teeth 303 are connected with the inner shaft of the hole shaft 301, so that the unlocking equipment can drive the upper shifting teeth 303 to synchronously rotate when rotating.
In order to improve the rotational stability of the knob 3, the connecting portion 3002 and the abutting portion 3001 are respectively located at two sides of the horizontal axis (for example, line O in fig. 1) of the hole shaft 301, and the tooth position of the upper dialing tooth 303 is also located at the same side of the horizontal axis (for example, line O in fig. 1) of the hole shaft 301 as the connecting portion 3002, so that the force applied to the knob 3 during the rotation process is more stable, and the structure inside the lock housing 1 is more compact.
In order to realize the synchronous rotation of the latch bolt shifting piece 302 and the upper shifting tooth 303, a synchronous stop block 304 is arranged on one side edge of the connecting part 3002 close to the upper shifting tooth 303, the synchronous stop block 304 protrudes from the connecting part 3002 of the latch bolt shifting piece 302, so that the synchronous stop block 304 can abut against the side edge of the upper shifting tooth 303, when the unlocking equipment rotates clockwise, the latch bolt shifting piece 302 is driven to rotate clockwise, and because one side of the upper shifting tooth 303 abuts against the synchronous stop block 304, the latch bolt shifting piece 302 can be driven to rotate clockwise synchronously when the upper shifting tooth 303 rotates, so that the abutting part 3001 of the latch bolt shifting piece 302 abuts against the end part of the latch bolt 2, and the latch bolt 2 is driven to retract into the lock shell 1; then, when the unlocking device does not apply force, the latch bolt 2 drives the latch bolt 2 to eject out of the lock case 1 in the elastic deformation recovery process of the spring of the latch bolt 2, and drives the latch bolt shifting piece 302 to rotate counterclockwise in the process, and at the moment, the upper shifting tooth 303 is pushed to synchronously rotate counterclockwise under the action of the synchronous stop block 304, so that the original state can be recovered.
In order to make the structure inside the lock case 1 more compact, the square tongue mechanism 6 is located between the upper dialing tooth 303 and the dialing tongue piece 8, the axis of the lower dialing tooth 7 is fixed on the square tongue mechanism 6, and the lower dialing tooth 7 is stacked above the square tongue mechanism 6. One end of the lower shifting tooth 7 is engaged with the upper shifting tooth 303 through the tooth thereof, the other end extends towards the direction of the shifting tongue piece 8 and forms a top hook part 701, and the lower shifting tooth 7 is abutted with the shifting tongue piece 8 through the top hook part 701.
The toggle piece 8 extends a toggle block 801 towards the direction of the dead bolt mechanism 6, the toggle block 801 corresponds to the toggle hole on the dead bolt mechanism 6, and when the toggle block 801 rotates in different directions, the dead bolt toggle piece 602 can be toggled to move, so as to drive the dead bolt 5 to pop out or retract into the lock case 1. The poking tongue piece 8 can be provided with a knob poking piece or a key jack, so that a user can rotate the poking tongue piece 8 by rotating the knob poking piece or the key when the user is indoors, and then pokes the square tongue mechanism 6 to drive the square tongue 5 to pop out of the lock shell 1, thereby realizing the action of locking the door indoors.
In addition, in order to realize that the square tongue 5 can be retracted into the lock body together when unlocking, the structure of the striking tongue piece 8 is improved as follows: because the lower shifting tooth 7 is stacked above the square tongue mechanism 6, a shifting tongue stop 802 is arranged on the upper surface of the shifting block 801, the shifting block 801 and the square tongue shifting piece 602 are at the same horizontal height, and the shifting tongue stop 802 and the lower shifting tooth 7 are at the same horizontal height, when the lower shifting tooth 7 rotates, the top hook 701 of the lower shifting tooth 7 abuts against the shifting tongue stop 802, so as to drive the whole shifting tongue piece 8 to rotate, further enable the shifting block 801 to push the square tongue shifting piece 602 to move, and realize the action of retracting the square tongue 5 into the lock case 1.
In order to stabilize the rotation of the lower pulling tooth 7, the top hook 701 and the teeth of the lower pulling tooth 7 are symmetrically distributed on two sides of the horizontal axis (such as the line O' in fig. 1) of the lower pulling tooth 7, so that the stress on the lower pulling tooth 7 is more even, and the stability of the lower pulling tooth 7 is improved.
Because it only needs certain rotation range to dial tooth 303 on can drive latch bolt 2 with square tongue 5 motion, consequently only need be in outside extension and be equipped with the tooth at the extension tip on the local outline of dialling tooth 303 on, in the same way dial tooth 7 and correspond on the local outline outside extension and be equipped with the tooth down, can accomplish on dial tooth 303 with dial the meshing and the normal running fit between the tooth 7 down. In the present embodiment, the tangent points (points a and B shown in fig. 5) of the two outermost teeth of the upper pick 303 and the connecting line of the axial center (point O shown in fig. 5) of the upper pick 303 form an included angle of 30 ° to 90 °; an included angle of 30-90 degrees is formed between the tangent points (point a ' and point B ' shown in fig. 6) of the two teeth at the outermost end of the lower dialing tooth 7 and a connecting line of the axis (point O ' shown in fig. 6) of the lower dialing tooth 7, so that the volume of the upper dialing tooth 303 can be reduced, and the influence on the normal movement of other parts in the rotating process caused by the overlarge volumes of the upper dialing tooth 303 and the lower dialing tooth 7 is avoided.
The working principle of the embodiment is as follows:
as shown in fig. 1 and 2, when the lock body is in the locked state, both the latch bolt 2 and the dead bolt 5 are in the state of being completely ejected out of the lock case 1. At this time, if the unlocking device is twisted clockwise, the latch bolt shifting piece 302 is driven to rotate clockwise, and because one side of the upper shifting tooth 303 abuts against the synchronous stop block 304, the latch bolt shifting piece 302 can be pushed to rotate clockwise synchronously when the upper shifting tooth 303 rotates, so that the abutting part 3001 of the latch bolt shifting piece 302 abuts against the end part of the latch bolt 2, and the latch bolt 2 is driven to retract into the lock shell 1; at this time, the upper pulling tooth 303 drives the upper pulling tooth 303 to rotate counterclockwise, the top hook 701 of the upper pulling tooth supports the pulling tongue stopper 802 of the pulling tongue 8 counterclockwise, so that the pulling tongue 8 rotates clockwise, during the period, the pulling block 801 of the pulling tongue 8 pulls the pulling tongue 602 to drive the pulling tongue 5 to move toward the inside of the lock case 1, so that the pulling tongue 5 and the oblique tongue 2 retract into the lock case 1 at the same time, as shown in fig. 3 and 4, the unlocking and door opening action in one step is completed.
When the unlocking device does not apply force, the latch bolt 2 drives the latch bolt 2 to eject out of the lock case 1 again in the elastic deformation recovery process of the spring of the latch bolt 2, and drives the latch bolt shifting piece 302 to rotate anticlockwise in the process, and at the moment, the upper shifting tooth 303 is pushed to synchronously rotate anticlockwise under the action of the synchronous stop block 304; meanwhile, the upper shifting teeth 303 drive the lower shifting teeth 7 to rotate clockwise, and the original state is recovered.
The embodiment has the following beneficial effects:
(1) the connecting portion 3002 and the abutting portion 3001 are respectively located at two sides of a horizontal axis (such as an O-line in fig. 1) of the hole shaft 301, and a tooth position of the upper dialing tooth 303 is also located at the same side of the horizontal axis (such as an O-line in fig. 1) of the hole shaft 301 as the connecting portion 3002, so that the force applied to the knob member 3 during the rotation process is more stable, and the structure inside the lock case 1 is more compact;
(2) a synchronous stop block 304 is arranged on one side edge of the connecting part 3002 close to the upper shifting tooth 303, and the synchronous stop block 304 protrudes from the connecting part 3002 of the latch shifting piece 302, so that the synchronous stop block 304 can be abutted against the side edge of the upper shifting tooth 303, the upper shifting tooth 303 and the latch shifting piece 302 synchronously rotate under the action of the synchronous stop block 304, and the problem that the lock body cost is increased due to the fact that the upper shifting tooth 303 and the latch shifting piece 302 have excessively complex connecting structures with the hole shaft 301 is avoided;
(3) a toggle bolt stop 802 is arranged on the upper surface of the toggle block 801, the toggle block 801 and the square bolt toggle piece 602 are at the same horizontal height, the toggle bolt stop 802 and the lower toggle tooth 7 are at the same horizontal height, when the lower toggle tooth 7 rotates, the top hook part 701 of the lower toggle tooth 7 abuts against the toggle bolt stop 802, so that the whole toggle bolt piece 8 is driven to rotate, the toggle block 801 pushes the square bolt toggle piece 602 to move, and the action of retracting the square bolt 5 into the lock shell 1 is realized;
(4) the top hook part 701 and the teeth of the lower shifting tooth 7 are symmetrically distributed on two sides of a horizontal axis (such as an O' line in fig. 1) of the lower shifting tooth 7, so that the stress of the lower shifting tooth 7 is more even, and the stability of the lower shifting tooth 7 is improved;
(5) the meshing and the rotating fit between the upper shifting tooth 303 and the lower shifting tooth 7 can be completed by only extending the partial outer contour of the upper shifting tooth 303 outwards and arranging teeth at the extending end part, and similarly extending the partial outer contour corresponding to the lower shifting tooth 7 outwards and arranging teeth, so that the volume of the upper shifting tooth 303 can be reduced, and the influence on the normal movement of other parts in the rotating process caused by the overlarge volume of the upper shifting tooth 303 and the lower shifting tooth 7 is avoided.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A quick-opening anti-theft lock body is characterized by comprising:
the lock shell is provided with an inclined bolt and a square bolt, a square bolt mechanism connected with the square bolt is arranged in the lock shell, and the square bolt mechanism and the lock shell slide relatively;
the poking tongue piece is arranged in the lock shell and is linked with the square tongue mechanism;
the lower poking tooth piece is arranged in the lock shell, one end of the lower poking tooth piece is abutted against the poking tongue piece, and the other end of the lower poking tooth piece is meshed with the knob piece;
the button rotating piece is arranged in the lock shell, and one end of the button rotating piece extends towards the direction of the latch bolt and abuts against the end part of the latch bolt; the knob is externally connected with unlocking equipment, and the unlocking equipment drives the knob to rotate, so that the latch bolt and the square bolt which are in the state of being ejected out of the lock shell synchronously retract into the lock shell.
2. The quick-opening anti-theft lock body according to claim 1, wherein the knob member comprises a hole shaft, a latch pull tab and an upper pull tooth, the hole shaft is fixed in the lock shell, and the upper pull tooth is sleeved outside the hole shaft; the latch bolt shifting piece is sleeved outside the hole shaft, and the latch bolt shifting piece and the upper shifting tooth rotate synchronously by taking the hole shaft as an axis.
3. The quick-opening anti-theft lock body according to claim 2, wherein the latch bolt plectrum extends to the direction of the latch bolt to form a butting part, and the latch bolt plectrum butts against the end part of the latch bolt through the butting part; the latch bolt shifting piece is further provided with a connecting part in an outward extending mode, a synchronous stop block is arranged on one side edge, close to the upper shifting tooth, of the connecting part, and the connecting part is in butt joint with the upper shifting tooth through the synchronous stop block, so that the latch bolt shifting piece and the upper shifting tooth rotate synchronously.
4. The quick-opening anti-theft lock body according to claim 3, wherein the connecting part and the abutting part are respectively positioned at two sides of the horizontal axis of the hole shaft; the partial outer contour of the upper shifting tooth extends towards the direction of the lower shifting tooth and is provided with a plurality of teeth, and the teeth and the connecting part are positioned on the same side of the horizontal axis of the hole shaft.
5. The quick-opening anti-theft lock according to claim 2, wherein said dead bolt mechanism is located between said upper dialing tooth and said dialing bolt member, and an axis of said lower dialing tooth is fixed to said dead bolt mechanism.
6. The quick-opening anti-theft lock body according to claim 5, wherein the partial outer contour of the lower shifting tooth extends towards the direction of the upper shifting tooth and is provided with a plurality of teeth, so that the upper shifting tooth and the lower shifting tooth are meshed; the local outer contour of the lower shifting tooth extends towards the direction of the shifting tongue piece and is provided with a top hook part which is used for being abutted against the shifting tongue piece.
7. The quick-opening anti-theft lock body according to claim 6, wherein the top hook part and the teeth of the lower pulling tooth are symmetrically distributed on both sides of the horizontal axis of the lower pulling tooth.
8. The quick-opening anti-theft lock body according to claim 2, characterized in that an included angle of 30-90 degrees is formed between the circumscribed point of the two teeth at the outermost end of the upper shifting tooth and the connecting line of the axes of the upper shifting teeth; and an included angle of 30-90 degrees is formed between the circumscribed point of the two teeth at the outermost ends of the lower pulling teeth and the connecting line of the axes of the lower pulling teeth.
9. The quick-opening anti-theft lock according to claim 1, wherein the striking tongue piece extends to the direction of the dead tongue mechanism to form a striking block, and a striking hole is formed at a position of the dead tongue mechanism corresponding to the striking block, and the striking block strikes the striking hole to enable the dead tongue mechanism to slide back and forth.
10. The quick-opening anti-theft lock according to claim 9, wherein a latch stop is provided on the upper surface of the shift block, and the latch stop is used to abut the latch member against the top hook of the lower shift tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921933551.8U CN211397027U (en) | 2019-11-11 | 2019-11-11 | Quick-opening anti-theft lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921933551.8U CN211397027U (en) | 2019-11-11 | 2019-11-11 | Quick-opening anti-theft lock body |
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| Publication Number | Publication Date |
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| CN211397027U true CN211397027U (en) | 2020-09-01 |
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| CN201921933551.8U Withdrawn - After Issue CN211397027U (en) | 2019-11-11 | 2019-11-11 | Quick-opening anti-theft lock body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670971A (en) * | 2019-11-11 | 2020-01-10 | 广东科徕尼智能科技有限公司 | Quick-opening anti-theft lock body |
-
2019
- 2019-11-11 CN CN201921933551.8U patent/CN211397027U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670971A (en) * | 2019-11-11 | 2020-01-10 | 广东科徕尼智能科技有限公司 | Quick-opening anti-theft lock body |
| CN110670971B (en) * | 2019-11-11 | 2023-12-29 | 广东好太太智能家居有限公司 | Quick-opening anti-theft lock body |
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Address after: 510000 No.21 Shihua Road, Hualong Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Guangdong haomadame smart home Co.,Ltd. Address before: No.1, No.2 highway, No.2, Panyu, Guangzhou Patentee before: GUANGDONG KELAINI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200901 Effective date of abandoning: 20231229 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200901 Effective date of abandoning: 20231229 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |