CN108005475B - Mechanical separation type handle lock - Google Patents
Mechanical separation type handle lock Download PDFInfo
- Publication number
- CN108005475B CN108005475B CN201810033379.4A CN201810033379A CN108005475B CN 108005475 B CN108005475 B CN 108005475B CN 201810033379 A CN201810033379 A CN 201810033379A CN 108005475 B CN108005475 B CN 108005475B
- Authority
- CN
- China
- Prior art keywords
- strip
- handle
- cam
- spring
- lock body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/003—Handles pivoted about an axis perpendicular to the wing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0033—Spindles for handles, e.g. square spindles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
- E05B3/04—Fastening the knob or the handle shank to the spindle by screws, springs or snap bolts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
- E05B2015/0403—Wound springs
- E05B2015/0424—Wound springs of conical shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a mechanical separation type handle lock, which comprises a lock body, an outer handle, an inner handle, a front strip connected with the outer handle and a rear strip connected with the inner handle, wherein the rear strip is matched with a rotating hole of the lock body and is connected with the front strip and the rear strip; a push rod penetrates through the rear strip, a driving device for driving the push rod to move forwards is arranged at one end of the push rod, the other end of the push rod is abutted against one end of the front strip, and an abutting spring is arranged on the front strip; when drive arrangement orders about the ejector pin and removes forward, the ejector pin promotes the place ahead strip and removes to press down conflict spring, the place ahead strip is kept away from the back strip and is removed, the lock body is broken away from with the phase separation of back strip to the rotatory process of place ahead strip can't drive the lock body for lead to outer handle can't open the lock body through the place ahead strip, can avoid outer handle to receive external careless destruction such as brute force is pressed, improve its security performance.
Description
Technical Field
The invention relates to the field of door locks, in particular to a mechanical separation type handle lock.
Background
The single-bolt handle lock is small in lock body, low in requirement on installation space, and convenient to install, but the single-bolt handle lock is not high in strength and easy to damage outside, for example, when the single-bolt handle lock is installed on a bathroom door of a hotel or other recreational facilities, the single-bolt handle lock is more damaged by human mind, the single-bolt handle lock generally comprises an outer handle, an inner handle, a front strip, a rear strip and a lock body, the outer handle is in linkage connection with the lock body through the front strip, the outer handle rotates to drive the lock body to stretch, the inner handle is in linkage connection with the lock body through the rear strip, the inner handle rotates to drive the lock body to stretch, the lock body can be opened by rotating the outer handle and the inner handle under a normal state, when a back locking state is performed in the door, the outer handle and the inner handle can rotate under an unlocking condition, the outer handle cannot rotate under a back locking state, when the outer handle is damaged by strong pressing and the like, the internal structure of the lock body can be damaged, and the door can be opened easily, and the safety performance of the door can be reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a mechanical separation type handle lock, which can drive a rear strip to be separated from a lock body in a back locking state, can prevent an outer handle from being accidentally damaged by external force such as strong pressing and the like, and improves the safety performance of the mechanical separation type handle lock.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a mechanical separation formula handle lock, includes lock body, outer handle, interior handle, the place ahead strip that is connected with outer handle and the rear strip that is connected with interior handle, characterized by: the rear strip is matched with the rotating hole of the lock body, and the front strip is connected with the rear strip; the ejector pin is worn to be equipped with by the rear strip, a tip of ejector pin is equipped with the drive arrangement who orders about the ejector pin and move forward, another tip of ejector pin is inconsistent with a tip of front strip, the place ahead strip is equipped with the conflict spring, and when drive arrangement ordered about the ejector pin and moved forward, the ejector pin promoted the place ahead strip and removed and press the conflict spring, the rear strip was kept away from to the front strip and is removed.
The invention further provides that: the driving device comprises a cam knob and a linkage piece, one end of the linkage piece is matched with the cam knob, the other end of the linkage piece is abutted with a push rod, and the push rod penetrates through the rear strip and is abutted with the front strip; when the cam knob is rotated, the cam is rotated to push the linkage piece to move forwards, the ejector rod drives the front strip to move away from the rear strip, and the front strip is withdrawn out of the rotating hole of the lock body.
The invention further provides that: the cam knob is provided with a cam part, the matching surface of the linkage part is provided with a concave groove matched with the cam part, and when the cam knob is rotated, the cam part rotates out of the concave groove to drive the linkage part to move forwards.
The invention further provides that: the cam part is provided with a positioning clamping table, and the positioning clamping table is buckled with the edge of the concave groove in the rotating process of the cam knob.
The invention further provides that: the outer side wall of the linkage piece is provided with a guide part, the mounting hole of the inner handle is provided with a guide groove matched with the guide part, the linkage piece is sleeved with a reset spring, and when the outer handle drives the linkage piece to rotate reversely, the linkage piece can reset under the action of the reset spring.
The invention further provides that: the cam knob is provided with a connecting rod, and the linkage piece is provided with a connecting hole matched with the connecting rod.
The invention further sets up: the linkage piece is provided with a buffer groove, a buffer spring is arranged in the buffer groove, and the ejector rod is arranged in the buffer groove and is abutted to the buffer spring.
The invention further provides that: the front strip is provided with an unlocking part, an unlocking hole is formed in the position, corresponding to the unlocking part, of the outer handle, and a sealing cover is arranged on the unlocking hole.
The invention further provides that: the conflict spring is conical spring, conical spring's tip and the strip in the place ahead are inconsistent, conical spring's big tip is towards the unlocking hole.
The invention further provides that: the rear strip is provided with an inner separation sheet, the front strip is provided with an outer separation sheet, the outer side of the inner separation sheet is provided with a plurality of notches, and the outer separation sheet is provided with a buckling part matched with the notches.
The invention has the beneficial effects that: the ejector pin is pressed to drive arrangement, makes the ejector pin passes the rear strip and promotes the front strip, the spring of contradicting is compressed to the place ahead strip, and the rear strip is kept away from to the place ahead strip and is removed, the lock body is broken away from with the phase separation of rear strip to the front strip for the unable drive lock body of the rotatory process of place ahead strip, thereby lead to outer handle can't open the lock body through the place ahead strip, can avoid outer handle to suffer from external deliberate destruction such as brute force pressing, improve its security performance.
Drawings
FIG. 1 is a schematic structural view of a mechanical separation type handle lock according to the present invention;
FIG. 2 is an exploded view of a mechanically separable handle lock according to the present invention;
FIG. 3 is an assembly view of the cam knob and linkage;
FIG. 4 is a schematic view of a cam knob;
FIG. 5 is a first schematic structural view of the linkage member;
FIG. 6 is a second schematic structural view of the link;
FIG. 7 is a state diagram when the rear bar is separated from the front bar;
FIG. 8 is a state diagram when the rear bar is connected to the front bar;
FIG. 9 is a schematic view of the inner handle;
fig. 10 is a schematic structural view of the outer handle.
Description of reference numerals: 1. a lock body; 2. an outer handle; 21. unlocking the hole; 3. an inner handle; 31. a guide groove; 4. a front bar; 41. an unlocking portion; 5. a rear strip; 6. a top rod; 7. a drive device; 71. a cam knob; 711. a cam portion; 712. positioning the clamping table; 72. a linkage member; 721. a recessed groove; 722. a guide portion; 723. a buffer tank; 73. a connecting rod; 74. a return spring; 75. a buffer spring; 8. an inner separator sheet; 81. cutting; 9. an outer separator sheet; 91. a fastening part; 10. connecting sleeves; 11. against the spring.
Detailed Description
A mechanically separable handle lock according to the present invention will be described in further detail with reference to fig. 1 to 9.
A mechanical separation type handle lock comprises a lock body 1, an outer handle 2, an inner handle 3, a front strip 4 connected with the outer handle 2 and a rear strip 5 connected with the inner handle 3, wherein the front strip 4 is connected with the rear strip 5; wherein lock body 1 can install on rear strip 5 usually, perhaps lock body 1 installs in the junction of front strip 4 and rear strip 5, and when front strip 4 and rear strip 5 are connected, outer handle 2 can be opened or close through the flexible realization of the spring bolt of front strip 4 drive lock body 1, interior handle 3 can open or close through the flexible realization of the spring bolt of rear strip 5 drive lock body 1.
The driving device 7 comprises a cam knob 71 and a linkage piece 72, one end part of the linkage piece 72 is matched with the cam knob 71, the other end part of the linkage piece 72 is propped against a mandril 6, and the mandril 6 penetrates through the rear strip 5 to be propped against the front strip 4; when rotatory cam knob 71, the cam is rotatory can promote linkage 72 and move forward to drive ejector pin 6 and order about front strip 4 and rear strip 5 phase separation, if on lock body 1 installation rear strip 5, front strip 4 and rear strip 5 phase separation make the unable drive lock body 1 of the rotatory process of front strip 4, if lock body 1 installs the junction at front strip 4 and rear strip 5, front strip 4 and rear strip 5 phase separation, outside the one section distance of a preceding strip 4 can move forward and withdraw from the rotation hole of lock body 1 for the unable drive lock body 1 of the rotatory process of front strip 4, thereby lead to outer handle 2 can't open lock body 1 through front strip 4, outer handle 2 idle running can avoid outer handle 2 to suffer from outer accident destruction such as powerful pressing, improves its security performance.
The cam knob 71 is provided with a cam portion 711, the matching surface of the linkage member 72 is provided with a recessed groove 721 matched with the cam portion, when the cam knob 71 is rotated, the cam portion 711 rotates out of the recessed groove 721 to drive the linkage member 72 to move forward, wherein the number of the cam portions 711 is two, and the two cam portions are symmetrically distributed on the matching surface where the cam rotates, so that the linkage member 72 is pushed to move forward more stably and reliably in the rotating process of the cam knob 71, wherein the cam knob 71 is provided with a connecting rod 73, and the linkage member 72 is provided with a connecting hole matched with the connecting rod 73, so that the cam rotation and the linkage member 72 do not deviate in the relative moving process, and the cam knob 71 and the linkage member 72 are always accurately matched.
The cam portion 711 is provided with a positioning locking platform 712, and in the rotation process of the cam knob 71, the positioning locking platform 712 is buckled with the edge of the recess 721 to prevent the cam knob 71 from rotating excessively.
The outer side wall of the linkage piece 72 is provided with a guide part 722, the mounting hole of the inner handle 3 is provided with a guide groove 31 matched with the guide part 722, so that the linkage piece 72 is matched with the guide groove 31 through the guide part 722, the front and back linear movement of the linkage piece 72 is realized, meanwhile, the moving process of the linkage piece 72 is more stable and reliable, when the inner handle 3 rotates reversely, the cam part 711 of the cam knob 71 is placed in the concave groove 721 again, the linkage piece 72 is sleeved with the return spring 74, the cam part 711 of the cam knob 71 is aligned in the concave groove 721 again, the cam part 711 is placed in the concave groove 721 again under the action of the return spring 74 of the linkage piece 72, the front bar 4 is connected with the rear bar 5 again under the action of the contact spring 11, the quick unlocking is realized, and at the moment, the push rod 6 retracts into the rear bar 5, and the automatic unlocking state is realized.
The linkage 72 is provided with a buffer groove 723, a buffer spring 75 is arranged in the buffer groove 723, the ejector rod 6 is arranged in the buffer groove 723 and is abutted to the buffer spring 75, so that a buffer effect is achieved between the linkage 72 and the ejector rod 6, the front strip 4 is provided with an unlocking part 41, the outer handle 2 is provided with an unlocking hole 21 at a position corresponding to the unlocking part 41, a sealing cover is arranged on the unlocking hole 21, an outdoor emergency device is prevented from being opened without accident, safety of a handle lock is guaranteed, when an emergency occurs, the unlocking part 41 is pressed through the unlocking hole 21, the ejector rod 6 can be stressed to compress the buffer spring 75, the front strip 4 retracts into the rear strip 5, the front strip 4 moves towards the rear strip 5, the rear strip 5 and the front strip 4 can be reconnected at the moment, the lock body 1 can be driven again by the front strip 4, the outer handle 2 is rotated to open the lock body 1 through the front strip 4, and rapid unlocking outside the door is achieved.
Wherein rear strip 5 is equipped with interior spacer 8, front strip 4 is equipped with outer spacer 9, the outside of interior spacer 8 is equipped with a plurality of incision 81, outer spacer 9 is equipped with incision 81 matched with buckling parts 91, under the effect of conflict spring 11, interior spacer 8 is inconsistent with outer spacer 9, and buckling parts 91 just in time are arranged in and are realized on incision 81 that rear strip 5 is connected with place ahead strip 4, and this moment can all order about lock body 1 door opening regardless of rotating outer handle 2 and interior handle 3.
The front strip 4 is provided with a connecting sleeve 10, the front strip 4 is connected with the outer handle 2 through the connecting sleeve 10, the front strip 4 penetrates through the connecting sleeve 10 to be connected with the collision spring 11, the installation of the front strip 4 is facilitated, and meanwhile, the front strip 4 can move back and forth, so that the operation is stable and smooth.
Wherein, the abutting spring 11 is a conical spring, the small end part of the conical spring is abutted against the front strip 4, so that the installation of the abutting spring 11 is convenient.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (9)
1. The utility model provides a mechanical separation formula handle lock, includes lock body, outer handle, interior handle, the place ahead strip that is connected with outer handle and the rear strip that is connected with interior handle, characterized by: the rear strip is matched with the rotating hole of the lock body, and the front strip is connected with the rear strip;
a push rod penetrates through the rear strip, a driving device for driving the push rod to move forwards is arranged at one end of the push rod, the other end of the push rod is abutted against one end of the front strip, and an abutting spring is arranged on the front strip;
when the driving device drives the ejector rod to move forwards, the ejector rod pushes the front strip to move to press the abutting spring, and the front strip moves away from the rear strip;
the driving device comprises a cam knob and a linkage piece, one end of the linkage piece is matched with the cam knob, the other end of the linkage piece is abutted with a push rod, and the push rod penetrates through the rear strip and is abutted with the front strip;
when the cam knob is rotated, the cam is rotated to push the linkage piece to move forwards, the ejector rod drives the front strip to move away from the rear strip, and the front strip is withdrawn out of the rotating hole of the lock body.
2. A mechanically separable handle lock as claimed in claim 1, wherein: the cam knob is provided with a cam part, the matching surface of the linkage part is provided with a concave groove matched with the cam part, and when the cam knob is rotated, the cam part rotates out of the concave groove to drive the linkage part to move forwards.
3. A mechanically separable handle lock as defined in claim 2, wherein: the cam part is provided with a positioning clamping table, and the positioning clamping table is buckled with the edge of the concave groove in the rotating process of the cam knob.
4. A mechanically separable handle lock as claimed in claim 1, 2 or 3, wherein: the outer side wall of the linkage piece is provided with a guide part, the mounting hole of the inner handle is provided with a guide groove matched with the guide part, the linkage piece is sleeved with a reset spring, and when the outer handle drives the linkage piece to rotate reversely, the linkage piece can reset under the action of the reset spring.
5. A mechanically separable handle lock as claimed in claim 1, 2 or 3, wherein: the cam knob is provided with a connecting rod, and the linkage piece is provided with a connecting hole matched with the connecting rod.
6. A mechanically separable handle lock as claimed in claim 1, 2 or 3, wherein: the linkage piece is provided with a buffer groove, a buffer spring is arranged in the buffer groove, and the ejector rod is arranged in the buffer groove and is abutted to the buffer spring.
7. A mechanically separable handle lock as claimed in claim 6, wherein: the front strip is provided with an unlocking part, an unlocking hole is formed in the position, corresponding to the unlocking part, of the outer handle, and a sealing cover is arranged on the unlocking hole.
8. A mechanically separable handle lock as claimed in claim 7, wherein: the conflict spring is conical spring, conical spring's tip and the strip in the place ahead are inconsistent, conical spring's big tip is towards the unlocking hole.
9. A mechanically separable handle lock as claimed in claim 1, wherein: the rear strip is provided with an inner separation sheet, the front strip is provided with an outer separation sheet, the outer side of the inner separation sheet is provided with a plurality of notches, and the outer separation sheet is provided with a buckling part matched with the notches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810033379.4A CN108005475B (en) | 2018-01-12 | 2018-01-12 | Mechanical separation type handle lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810033379.4A CN108005475B (en) | 2018-01-12 | 2018-01-12 | Mechanical separation type handle lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108005475A CN108005475A (en) | 2018-05-08 |
| CN108005475B true CN108005475B (en) | 2023-02-07 |
Family
ID=62050731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810033379.4A Active CN108005475B (en) | 2018-01-12 | 2018-01-12 | Mechanical separation type handle lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108005475B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110857601A (en) * | 2018-08-22 | 2020-03-03 | 深圳市派阁智能五金科技有限公司 | Handle for controlling opening and closing of door and window |
| DE102018122016B3 (en) * | 2018-09-10 | 2020-01-16 | Dom Sicherheitstechnik Gmbh & Co Kg | Coupling device for a door fitting, door fitting system and method for coupling or uncoupling a coupling device |
| CN111155835B (en) * | 2018-11-07 | 2021-08-27 | 派阁国际(香港)有限公司 | Handle lockset |
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| CN206000264U (en) * | 2016-08-25 | 2017-03-08 | 何代禹 | A kind of antitheft fast-escape handle lock of Multifunctional antiriot |
| CN206245912U (en) * | 2016-11-30 | 2017-06-13 | 温州市美拉五金有限公司 | Open universal fast-assembling interior door lock in a kind of left and right |
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| CN207813210U (en) * | 2018-01-12 | 2018-09-04 | 温州瓯海利尔达五金制品有限公司 | A kind of mechanically decoupled formula handle lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108005475A (en) | 2018-05-08 |
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