CN201756849U - Antitheft door lock - Google Patents
Antitheft door lock Download PDFInfo
- Publication number
- CN201756849U CN201756849U CN2010202816098U CN201020281609U CN201756849U CN 201756849 U CN201756849 U CN 201756849U CN 2010202816098 U CN2010202816098 U CN 2010202816098U CN 201020281609 U CN201020281609 U CN 201020281609U CN 201756849 U CN201756849 U CN 201756849U
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- Prior art keywords
- handle
- connecting axle
- swivel base
- safe
- locking face
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Abstract
The utility model relates to an antitheft door lock, which comprises a locking face, a lock cylinder, a handle, a connecting shaft and a connecting shaft spring. The locking face is mounted on the surface of a security door, the lock cylinder is mounted inside the security door and can be unlocked after rotating, and the handle is mounted on the locking face. The handle is provided with a rotating shaft which penetrates through the locking face and rotates around the axis thereof, a mounting hole is axially arranged on the end face of the rotating shaft, the connecting shaft matches with the shape of the mounting hole so as to rotate along with the rotating shaft, the front end of the connecting shaft is mounted in the mounting hole while the rear end contacts with the lock cylinder separably so as to drive the lock cylinder to rotate, the connecting shaft spring is arranged between the front end face of the connecting shaft and the bottom of the mounting hole, and when compressed, the connecting shaft spring can be shortened so that the connecting shaft is separated from the lock cylinder. By means of pressing or detaching the connecting shaft, rotating the handle by 180 degrees and then assembling the connecting shaft again, left and right exchange of the antitheft door lock can be realized without detaching any other parts. Therefore, the antitheft door lock is quite simple in operation and convenient in mounting.
Description
Technical field
The utility model relates to a kind of safe-guard door lock, more particularly, relates to a kind of safe-guard door lock that can right and left mutually changing.
Background technology
At different house types or personal habits, the security door in house can be opened from people's left-hand side, also can be designed to open from right-hand side, and is corresponding, on the limit, left side that the lock on the door is installed in or on the right edge.According to custom, common door opener is rotated down handle and opens the door.So, lock is installed in a limit, left side and a right edge, and the handle direction of rotation of the two is that symmetry is opposite when opening the door.Such as, lock is contained in the left-hand side of door, and the handle that turns clockwise opens the door; When lock be contained in the door right-hand side, then need be rotated counterclockwise handle and open the door.Simultaneously, the slewing area of handle is restricted usually when opening the door, and does not allow the handle counter-rotating to surpass this scope.
In the conventional design, door lock has the lock core in the locking face that is contained on the door, the handle on the locking face, the door, and handle has the rotating shaft of passing locking face, and rotating shaft and lock core mechanical connection are locked a door in the hole of lock core output end insertion body of wall.Swing handle, handle rotating shaft drive lock core and rotate, and final pulling output end is left the hole on the body of wall and realized opening the door behind a series of mechanism actions in the inside of lock core.
Wherein, rotating shaft and lock core are mechanical connections, therefore has fixing interaction relation one to one, promptly for the lock that is installed in a left side, handle clockwise rotates and must drive lock core and open the door, and when this lock is contained in a right side, lock core Rotate 180 degree need be installed make its output end towards the door right side, thereby handle also needs symmetrical turnback to forward the right side to change the direction of opening the door, could realize opening the door accordingly.And existing left hand grip does not allow counter-rotating, so can't open the door.
That is to say, the safe-guard door lock of prior art its to be used to be contained in a left side still be that the right side is design, just determines that such door lock does not have the right and left mutually changing function, does not have versatility at the beginning of making.This has not only increased manufacturing, get the raw materials ready, need the cost that separately carries out separately on the stock, has also brought trouble in purchase, the selection for the user simultaneously.
The utility model content
The technical problems to be solved in the utility model is, at the above-mentioned safe-guard door lock of prior art do not have the right and left mutually changing function, can not be general defective, thereby provide a kind of handle that allows to rotate the safe-guard door lock that 180 degree can right and left mutually changing.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of safe-guard door lock, comprise and be contained in the lip-deep locking face of security door, be contained in the inner and lock core that realization is opened the door after being rotated of described security door, be contained in the handle on the described locking face, described handle has and passes described locking face and around the rotating shaft of self rotational, also comprise connecting axle and connecting axle spring, described rotating shaft end face offers installing hole vertically, described connecting axle and described installing hole shape are adaptive to rotate with described rotating shaft, its front end is loaded in the described installing hole, the rear end contacts separably to be connected with described lock core and drives described lock core rotation, described connecting axle spring and has and is compressed by described connecting axle and shorten between described connecting axle front end end face and described installing hole bottom, the compressive state that this moment, connecting axle and described lock core disengaged.
In safe-guard door lock described in the utility model, described safe-guard door lock comprises also and is connected in the described rotating shaft handle limited cover that rotates synchronously with it that described handle limited cover is provided with shifting block towards the surface of described locking face.
In safe-guard door lock described in the utility model, described locking face be provided with one with the semicircular arc boss of described rotating shaft coaxial line, be provided with a coaxial limited cover back-moving spring in the described semicircular arc boss, described limited cover back-moving spring is a torsion spring, and it is enclosed within the described rotating shaft and two ends become 180 degree to be against respectively on the side, described semicircular arc boss both ends.
In safe-guard door lock described in the utility model, described shifting block be positioned at described semicircular arc boss inboard, the limited cover back-moving spring outside with and the semi arch zone that surrounds, two ends rotate with rotating shaft 180 degree of described handle.
In safe-guard door lock described in the utility model, described locking face is the preceding locking face that is contained on the security door external surface, described handle is the front handlebar that is contained on the described preceding locking face, and described connecting axle contacts with a handle swivel base, and described handle swivel base and described lock core are linked and drive described lock core rotation.
In safe-guard door lock described in the utility model, the surface that contacts with described connecting axle of described handle swivel base is provided with the locating hole with described installing hole coaxial line, and the rear end of described connecting axle is plugged in the described locating hole and drives described handle swivel base and rotates synchronously.
In safe-guard door lock described in the utility model, the back side of described the above locating hole of handle swivel base offers the handle hole that is communicated with described locating hole, and an instrument inserts in the described handle hole and pushes described connecting axle away from described locating hole.
In safe-guard door lock described in the utility model, described handle swivel base is installed on the holder, described holder is provided with the swivel base back-moving spring, described handle swivel base is provided with the projection of stirring described swivel base back-moving spring, has the restoring force that described handle swivel base is resetted after described swivel base back-moving spring is struck.
In safe-guard door lock described in the utility model, described locking face is for being contained in lip-deep back locking face in the security door, described handle is the back handle that is contained on the locking face of described back, and described connecting axle directly is plugged in the connecting hole that is provided with on the described lock core and drives described lock core and rotates and unblank.
In safe-guard door lock described in the utility model, described connecting axle is the non-cylindrical axle, and its cross section perpendicular to axis is non-circular.
Implement safe-guard door lock of the present utility model, has following beneficial effect: right and left mutually changing of the present utility model, need push or take out connecting axle, handle hand 180 degree, refill connecting axle and get final product, need not to disassemble other any component, operate very simple, easy for installation, the total compactness, good manufacturability, safety and reliability height.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the part explosive view of safe-guard door lock first embodiment of the present utility model;
Fig. 2 is the structural representation of the handle swivel base in embodiment illustrated in fig. 1;
Fig. 3 is a subssembly drawing embodiment illustrated in fig. 1;
Fig. 4 is the design of part figure of second embodiment of safe-guard door lock of the present utility model.
The name of each label correspondence of the following drawings is called:
1 swivel base pressing plate
2 handle swivel bases
20 projections
21 locating holes
3 connecting axles
4 swivel base back-moving springs
5 locking faces
6 holders
7 retaining nuts
8 floor clips
9 handle limited covers
10 limited cover back-moving springs
11 connecting axle springs
12 handles
The specific embodiment
Safe-guard door lock of the present utility model allows handle Rotate 180 degree, realizes the function of right and left mutually changing after lock core is adjusted respective angles.
As shown in Figures 1 to 4, safe-guard door lock comprises the lock core that is contained in the lip-deep locking face 5 of security door, is contained in security door inside, is contained in the handle 12 on the locking face 5, handle 12 has the rotating shaft of passing locking face 5, catches handle 12 ends to press down, and then drives rotating shaft with self rotational.Lock core inside has a series of frame for movement, and the lock core output is for inserting in the hole on the body of wall relative with security door.Be connected by certain mechanism between rotating shaft and the lock core, make rotating shaft rotate and to drive lock core partial rotational or swing, finally order about the hole realization that the core output withdraws from body of wall and unblank.Described mechanism comprises connecting axle 3 and connecting axle 3 springs.
Wherein, locking face 5 inner surfaces are provided with a semicircular arc boss with the concyclic heart of rotating shaft, and limited cover back-moving spring 10 is enclosed within the rotating shaft and is positioned at semicircular arc boss inboard.Limited cover back-moving spring 10 is a torsion spring, its be enclosed within annulus section diameter in the rotating shaft greater than rotating shaft less than the semicircular arc boss.The straight flange that the end, two ends of torsion spring forms is radially protruding and become 180 degree, and two straight flanges are against respectively on the side, semicircular arc boss both ends.
Also be connected with a handle limited cover 9 in the rotating shaft.9 one-tenth of handle limited covers are tabular, and it is perpendicular to shaft axis and be enclosed within the rotating shaft, are fixed in the rotating shaft by floor clip 8 and retaining nut 7 and rotate synchronously with rotating shaft.The surface that tabular handle limited cover 9 faces locking face 5 is provided with the shifting block of projection, shifting block greater than the diameter of limited cover back-moving spring 10 and less than the internal diameter of semicircular arc boss, makes shifting block just be positioned at the semicircular arc zone that the inboard camber line of semicircular arc boss, limited cover back-moving spring 10 outer side edges and two ends straight flange surround apart from the distance of shaft axis.Then handle rotating shaft and handle limited cover 9 can freely rotate 180 degree in this zone.When shifting block turns to when the end straight flange of a torsion spring wherein contacts and stirs straight flange and continues outwards to rotate, the torsion spring elastic deformation produces torsion can force handle 12 not resetted as the time spent by external force.When outside another straight flange, rotating, then produce the rightabout torsion that resets.That is to say that the handle 12 of this structure can change clockwise, also can change counterclockwise.
Offer installing hole vertically at the rotating shaft end face, the part that connecting axle 3 inserts in the installing hole is adaptive with described installing hole shape, the cross sectional shape perpendicular to axis that is installing hole is identical with the cross sectional shape of connecting axle 3, for example be all other non-circular shapes such as square, star or ellipse, make that connecting axle 3 can rotate with rotating shaft when rotating shaft was rotated.
The part of the insertion installing hole of connecting axle 3 is a front end, between front end end face and the installing hole bottom connecting axle spring 11 is housed, and connecting axle spring 11 is in compressive state.The rear end of connecting axle 3 contacts separably with described lock core and is connected, and when connecting axle 3 contacted with lock core, handle 12 drove rotating shafts, connecting axle 3 and lock core and rotates, and realizes unblanking; When connecting axle 3 is pushed to the installing hole bottom, connecting axle 3 rear ends are separated with lock core, then can free handle 12 be rotated 180 degree, make the shifting block retaining on another straight flange of limited cover back-moving spring 10, realize the right and left mutually changing of handle 12; Decontrol connecting axle 3 then, it is resetted under the thrust of connecting axle spring 11 and once more with the lock core mechanical connection, then counter-rotation handle 12 can be realized unblanking.That is to say that whole safe-guard door lock has the right and left mutually changing function.
Connecting axle 3 of the present utility model is connected with the lock core contact, can refer to that connecting axle 3 rear ends directly contact and have the relation of being connected of drive lock core rotation with lock core, also can refer to mediate contact, be connecting axle 3 contacted and had its rotation of drive with other structures interaction relation, this structure is rotated with the direct contact zones movable lock core of lock core and is realized unblanking.Its mediate contact connects with directly contacting and is connected shown in difference first embodiment and second embodiment as shown in Figure 3, Figure 4.
As shown in Figure 3, the locking face 5 of first embodiment is the preceding locking face that is contained on the security door external surface, and handle 12 is the front handlebar on the locking face before being contained in, and connecting axle 3 contacts with a handle swivel base 2, and handle swivel base 2 is linked with lock core and drives described lock core rotation.
Wherein, as shown in Figure 2, the surface that contacts with connecting axle 3 of handle swivel base 2 is provided with the locating hole 21 with the installing hole coaxial line, and the rear end of connecting axle 3 is plugged in the locating hole 21 and drives handle swivel base 2 and rotates synchronously.Respectively there is a round boss at handle swivel base 2 two ends, and two round boss are connected with linkage on the lock core, rotate when connecting axle 3 drives handle swivel bases 2, and two round boss drivening rod structure swing are then unblanked lock core.
As shown in Figure 2, the back side of locating hole 21 offers the handle hole that is communicated with described locating hole 21 on the handle swivel base 2, and in the present embodiment, handle hole is the circular hole less than locating hole 21.Insert in the instrument of a hard and can directly push connecting axle 3 in the handle hole away from locating hole 21, thereby separate with handle swivel base 2, this moment, handle 12 180 degree free to rotate were realized right and left mutually changing.
As Fig. 1, shown in Figure 3, handle swivel base 2 is installed on the holder 6, and holder 6 is provided with swivel base back-moving spring 4, is similarly torsion spring, and annular part and locating hole 21 and handle hole coaxial line, and the two ends straight flange is against the boss two ends on the holder 6.Be correspondingly provided with the projection 20 of stirring swivel base back-moving spring 4 straight flanges on the handle swivel base 2, projection 20 is between two straight flanges, and one of them straight flange is stirred the whole swivel base back-moving spring 4 in back by projection 20 and promptly had the restoring force that handle swivel base 2 is resetted.Handle swivel base 2 tops also are equipped with a swivel base pressing plate 1, prevent handle swivel base 2 axial dipole fields.
In second embodiment shown in Figure 4, locking face 5 is for being contained in lip-deep back locking face in the security door, described handle 12 is for being contained in the back handle on the locking face of back, described connecting axle 3 also is connected with lock core through a handle swivel base 2, but connecting axle 3 rear ends are to pass handle swivel base 2 and directly be plugged in the connecting hole that is provided with on the described lock core and drive described lock core and rotate and unblank.When connecting axle 3 is taken out, then there is not connection constraints between handle rotating shaft and the lock core, handle 12 180 degree free to rotate are realized right and left mutually changings, then connecting axle 3 on the plug-in mounting again can be realized after installing unblanking in the other direction.
Therefore, no matter be front handlebar or back handle, the utility model all can be realized the right and left mutually changing function.When left and right directions is correct, safe-guard door lock is installed directly; When discovery is opposite, the lock core upset, locking face is pushed connecting axle 3 from the handle hole of handle swivel base 2 itself and handle swivel base 2 is broken away from before mounted, rotates front handlebar 180 degree simultaneously, unclamps connecting axle 3 and it is resetted and handle swivel base 2 assembles and gets final product, for the back locking face, take out connecting axle 3, the back handle is rotated 180 degree, the other end is inserted in get final product in the lock core in that connecting axle 3 is loaded onto, with the integral body assembling, the direction of then unblanking realizes right and left mutually changing.Therefore, right and left mutually changing of the present utility model, connecting axle 3, handle hand 180 degree of need pushing or take out get final product, need not to disassemble other any component, operate very simple, easy for installation, total compactness, good manufacturability, safety and reliability height.
In conjunction with the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (10)
1. safe-guard door lock, comprise be contained in the lip-deep locking face of security door (5), to be contained in described security door inner and be rotated the lock core realizing opening the door in the back, be contained in the handle (12) on the described locking face (5), described handle (12) has and passes described locking face (5) and around the rotating shaft of self rotational, it is characterized in that, also comprise connecting axle (3) and connecting axle spring (11)
Described rotating shaft end face offers installing hole vertically, and described connecting axle (3) and described installing hole shape are adaptive, and its front end is loaded in the described installing hole to rotate with described rotating shaft, and the rear end contacts separably to be connected with described lock core and drives described lock core rotation,
Described connecting axle spring (11) is positioned between described connecting axle (3) front end end face and the described installing hole bottom, and have by described connecting axle (3) compression shorten, compressive state that connecting axle this moment (3) and described lock core disengage.
2. safe-guard door lock according to claim 1 is characterized in that, described safe-guard door lock comprises also and be connected in the described rotating shaft handle limited cover (9) that rotates synchronously with it that described handle limited cover (9) is provided with shifting block towards the surface of described locking face (5).
3. safe-guard door lock according to claim 2, it is characterized in that, described locking face (5) be provided with one with the semicircular arc boss of described rotating shaft coaxial line, be provided with a coaxial limited cover back-moving spring (10) in the described semicircular arc boss, described limited cover back-moving spring (10) is a torsion spring, and it is enclosed within the described rotating shaft and two ends become 180 degree to be against respectively on the side, described semicircular arc boss both ends.
4. safe-guard door lock according to claim 3 is characterized in that, described shifting block be positioned at described semicircular arc boss inboard, limited cover back-moving spring (10) outside with and the semi arch zone that surrounds, two ends rotate with rotating shaft 180 degree of described handle (12).
5. safe-guard door lock according to claim 1, it is characterized in that, described locking face (5) is for being contained in the preceding locking face on the security door external surface, described handle (12) is for being contained in the front handlebar on the described preceding locking face, described connecting axle (3) contacts with a handle swivel base (2), and described handle swivel base (2) is linked with described lock core and drives described lock core rotation.
6. safe-guard door lock according to claim 5, it is characterized in that, the surface that contacts with described connecting axle (3) of described handle swivel base (2) is provided with the locating hole (21) with described installing hole coaxial line, and the rear end of described connecting axle (3) is plugged in the described locating hole (21) and drives described handle swivel base (2) and rotates synchronously.
7. safe-guard door lock according to claim 6, it is characterized in that, the back side of the above locating hole of described handle swivel base (2) (21) offers the handle hole that is communicated with described locating hole (21), and an instrument inserts in the described handle hole and pushes described connecting axle (3) away from described locating hole (21).
8. safe-guard door lock according to claim 6, it is characterized in that, described handle swivel base (2) is installed on the holder (6), described holder (6) is provided with swivel base back-moving spring (4), described handle swivel base (2) is provided with the projection (20) of stirring described swivel base back-moving spring (4), has the restoring force that described handle swivel base (2) is resetted after described swivel base back-moving spring (4) is struck.
9. safe-guard door lock according to claim 1, it is characterized in that, described locking face (5) is for being contained in lip-deep back locking face in the security door, described handle (12) is for being contained in the back handle on the locking face of described back, and described connecting axle (3) directly is plugged in the connecting hole that is provided with on the described lock core and drives described lock core and rotates and unblank.
10. safe-guard door lock according to claim 1 is characterized in that, described connecting axle (3) is the non-cylindrical axle, and its cross section perpendicular to axis is non-circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202816098U CN201756849U (en) | 2010-08-04 | 2010-08-04 | Antitheft door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202816098U CN201756849U (en) | 2010-08-04 | 2010-08-04 | Antitheft door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201756849U true CN201756849U (en) | 2011-03-09 |
Family
ID=43644121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202816098U Expired - Fee Related CN201756849U (en) | 2010-08-04 | 2010-08-04 | Antitheft door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201756849U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675942A (en) * | 2017-11-09 | 2018-02-09 | 曹汉添 | The device of handle commutation can be realized |
| CN108756463A (en) * | 2018-05-30 | 2018-11-06 | 广东汇泰龙科技有限公司 | A kind of door lock with anti-opal unlocking and left and right commutation function |
| CN110230428A (en) * | 2018-03-05 | 2019-09-13 | 杭州海康威视数字技术股份有限公司 | A kind of handle reversing arrangement and lockset |
-
2010
- 2010-08-04 CN CN2010202816098U patent/CN201756849U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675942A (en) * | 2017-11-09 | 2018-02-09 | 曹汉添 | The device of handle commutation can be realized |
| CN110230428A (en) * | 2018-03-05 | 2019-09-13 | 杭州海康威视数字技术股份有限公司 | A kind of handle reversing arrangement and lockset |
| CN108756463A (en) * | 2018-05-30 | 2018-11-06 | 广东汇泰龙科技有限公司 | A kind of door lock with anti-opal unlocking and left and right commutation function |
| CN108756463B (en) * | 2018-05-30 | 2023-07-14 | 广东汇泰龙科技有限公司 | Door lock with cat eye unlocking prevention and left-right reversing functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20150804 |
|
| EXPY | Termination of patent right or utility model |