CN206681498U - The safeguard disconnecting prevention structure of lock body - Google Patents
The safeguard disconnecting prevention structure of lock body Download PDFInfo
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- CN206681498U CN206681498U CN201720495840.9U CN201720495840U CN206681498U CN 206681498 U CN206681498 U CN 206681498U CN 201720495840 U CN201720495840 U CN 201720495840U CN 206681498 U CN206681498 U CN 206681498U
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- safeguard
- spring
- housing
- safety tongue
- tongue
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Abstract
It the utility model is related to a kind of safeguard disconnecting prevention structure of lock body, it includes housing and the safety tongue mechanism being arranged in housing, safety tongue mechanism includes the safety tongue that linkage is set, safety tongue push pedal component, safeguard and spring silk, safeguard is corresponded in housing and is provided with locating shaft, safeguard rotates setting centered on locating shaft, spring silk includes spring body and two elastic foots, spring body is in shell-like, and it is set in outside locating shaft, two elastic foots stretch out spring body periphery, and abutted against respectively with housing and safeguard, the spring body both ends of the spring silk respectively with safeguard and shell inner surface near to or in contact with.Wherein, close to be meant that spring body and gap very little existing for shell inner surface, safeguard moves up and down in the interstice coverage is also unlikely to failure or stuck.The safeguard disconnecting prevention structure of such lock body is the height by increasing spring silk so that safeguard is directly limited on a certain effective position by spring silk and moved, and avoids departing from the deficiency that active position brings because safeguard up and down motion amplitude is excessive.
Description
Technical field
It the utility model is related to a kind of lock body, the safeguard disconnecting prevention structure of particularly a kind of lock body.
Background technology
The existing lock body with DIN manufacture also has because of size limitation, mostly mechanical structure on safety structure
Be greatly improved space, and for this situation, our company develops the motor control moral mark lock body of a improvement, its patent No.
For：ZL201520510247.8, publication date are on December 23rd, 2015, and it includes housing, the Square lock bolt machine being arranged in housing
Structure, oblique spring bolt mechanism and link gear, it is characterised in that safety tongue mechanism and motor clutch mechanism are additionally provided with housing, is insured
Can tongue mechanism be linked by safety tongue push pedal component and safeguard and spring silk, control oblique dead bolt in axial direction push back, and is realized
The security function of anti-insertion open.The utility model is effectively passed through by setting safety tongue mechanism in the lock body of DIN
Safety tongue mechanism prevents oblique dead bolt to provide good insurance function from axial direction pushing back for lock body；By being set in lock body
Motor clutch mechanism is put, motor clutch mechanism is that the swing for driving plate swing arm is rotated by screw rod, controls the stretching of plate, from
And the rotation of outer shift fork is limited, so that outer shift fork can not drive oblique dead bolt to axially withdraw.
But safeguard easily fails in said structure, the reason for causing safeguard to fail, is mainly as follows：Referring to Fig. 9 institutes
Show, safeguard 10 is corresponded in housing and is provided with locating shaft 29, safeguard rotates setting centered on locating shaft, and spring silk 12 includes spring body
With two elastic foots, spring body in shell-like and being set in outside locating shaft, two elastic foots stretch out spring body peripheries and respectively with housing
Abutted against with safeguard；Because spring body is between inner walls and safeguard, spring silk is formed by spring steel wire winding, wherein,
The spring steel wire of spring body is arranged with about one circle half, and therefore, spring body has been spaced apart a certain distance with inner walls（If insurance
Plate is at this apart from interior movement, it would be possible to causes safeguard failure or stuck）, in order to prevent spring silk from moving up and down, typically fixed
Stop collar 44 is arranged on the axle of position, stop collar is between spring silk upper end and inner walls.The constitutional detail is more, easy during installation
Neglected loading, moreover, in use, because spring silk has certain deformation when safeguard moves, the circle body internal diameter of spring body increases,
So that it is easily broken away from the spacing of stop collar and run to stop collar periphery so that safeguard can move up and down, and easily lose
Phenomena such as imitating, be stuck.
Utility model content
The purpose of this utility model be to provide it is a kind of simple and reasonable for structure, it is easy for installation, cost is low, to preventing from insuring
The safeguard disconnecting prevention structure of the lock body for the reliable effect that plate fails because moving up and down, with overcome the deficiencies in the prior art.
What the purpose of this utility model was realized in：
A kind of safeguard disconnecting prevention structure of lock body, including housing and the safety tongue mechanism being arranged in housing, safety tongue machine
Structure includes safety tongue, safety tongue push pedal component, safeguard and the spring silk that linkage is set, and safeguard is corresponded in housing and is provided with positioning
Axle, safeguard rotate setting centered on locating shaft, and spring silk includes spring body and two elastic foots, and spring body is in shell-like and is set in
Outside locating shaft, two elastic foots stretch out spring body periphery and abutted against respectively with housing and safeguard, it is characterised in that：The spring
The spring body both ends of silk respectively with safeguard and shell inner surface near to or in contact with.Wherein, it is close to be meant that spring body and housing
Gap very little existing for inner surface, safeguard moves up and down in the interstice coverage is also unlikely to failure or stuck.
The purpose of this utility model can also use following technical measures to solve：
As more specifically scheme, the spring silk is formed by spring steel wire winding, wherein, the spring steel wire of spring body is arranged with
More than three circles, spring body is in sleeve-shaped.Spring body is formed by spring steel wire spiral winding, has certain height, can be by this
The distance between height direct compensation shell inner surface and safeguard.
The spring steel wire both ends are tangentially projecting from spring body upper and lower ends respectively, form described two elastic foots respectively, and two
Individual elastic foot is respectively upper elastic foot and lower elastic foot, and upper elastic foot is bent with downwards sinking and cranked arm section, the outer end of lower elastic foot
Provided with hook.Cranked arm section by being provided with sinking on upper elastic foot so that the application point of upper elastic foot and lower elastic foot is located at
On same plane, and the plane is located at spring silk lower end.
The housing includes drain pan and cover plate, and drain pan inner surface is provided with columns assemblies and the locating shaft, and safeguard is with determining
Position axle is rotatably assorted, and safeguard, which is provided with, hooks position, and upper elastic foot is resisted against columns assemblies periphery, and the hook of lower elastic foot hooks
On the hook position of safeguard.Columns assemblies can include cylinder and sliding sleeve, and sliding sleeve is set in outside cylinder, due to sliding sleeve and cylinder
Mutually rotate, so reducing its friction with upper elastic foot.
As further scheme, latch bolt mechanism, pull-fork assembly, electric motor clutch device assembly and side are additionally provided with the housing
Tongue mechanism, latch bolt mechanism, pull-fork assembly, electric motor clutch device assembly, square tongue mechanism and the linkage of safety tongue mechanism.
The latch bolt mechanism is provided with latch bolt, and square tongue mechanism is provided with square tongue, and latch bolt, safety tongue and square tongue are arranged in housing one
Side, the side that housing corresponds to latch bolt, safety tongue and square tongue are provided with open ports, and open ports are avoided latch bolt, safety tongue and square tongue and are provided with
Panel connects flange, and panel connection flange surface is provided with screw.The structure facilitates the installation of latch bolt panel.
Switch bracket is provided with the housing, switch bracket is provided with microswitch, wire casing and the electric motor clutch group
Part, the side that switch bracket is corresponded to above wire casing are provided with wire-blocking board, and wire-blocking board is provided with more than three.Because moral mark lock is additionally arranged
Electric control function, its internal path that wire casing energy specification cabling is set, avoid wire and mechanical structure compact in moral mark lock mutual
Produce harmful effect；Simultaneously as wire-blocking board is provided with more than three, it can more reasonably be distributed in wire in wire casing and easily expose
Position, it is ensured that wire is always positioned in wire casing, does not produce intervention to lock body internal mechanical part.
The housing is moral mark lock housing body, and moral mark lock is referred on " DIN18251-1 lock bodies " standard and " DIN18273
Lock body " standard.
The safety tongue push pedal component includes safety tongue push pedal and safety tongue torsion spring, and safety tongue push pedal linear slide is arranged on
It is connected in housing and with safety tongue, safety tongue push pedal is provided with touching bar, and column is provided with housing, spacer is arranged with outside column,
Safety tongue torsion spring is set in outside touching bar, and safety tongue torsion spring is provided with two end pin, and two end pin push away with spacer and safety tongue respectively
Board component abuts against.
Safeguard and the safety tongue torsion spring is successively set on above safety tongue push pedal, safeguard side and safety tongue push pedal
Touching bar periphery be slidably matched.
The beneficial effects of the utility model are as follows：
（1）The safeguard disconnecting prevention structure of such lock body is the height by increasing spring silk so that safeguard is directly by spring silk
It is limited on a certain effective position and moves, avoids departing from active position because safeguard up and down motion amplitude is excessive and bringing not
Foot；
（2）The safeguard disconnecting prevention structure of such lock body by spring body spring steel wire to spring silk around the number of turns change spring body
Highly, which is simple in construction, and cost is low；
（3）The safeguard disconnecting prevention structure of such lock body is particularly suitable for application to moral mark lock body.
Brief description of the drawings
Fig. 1 is the example structure schematic diagram of the utility model one.
Fig. 2 is the partial structural diagram of the utility model one.
Fig. 3 is spring silk structural representation of the present utility model.
Fig. 4 is linkage board main structure diagram of the present utility model.
Fig. 5 is Fig. 4 A-A cross section structure diagrams.
Fig. 6 is Fig. 1 overlooking the structure diagrams.
The latch bolt panel that Fig. 7 is Fig. 6 is replaced by structural representation after temporary support panel.
Fig. 8 is that the utility model connects partial structural diagram after temporary support panel.
Fig. 9 is prior art construction schematic diagram.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model.
Referring to shown in Fig. 1 and Fig. 2, a kind of safeguard disconnecting prevention structure of lock body, including housing and the guarantor that is arranged in housing
Xian She mechanisms, safety tongue mechanism include safety tongue 5, safety tongue push pedal component, safeguard 10 and the spring silk 12 that linkage is set, housing
Interior corresponding safeguard 10 is provided with locating shaft 29, and safeguard 10 rotates setting centered on locating shaft 29, and spring silk 12 includes spring body 31
With two elastic foots, spring body 31 is in shell-like and is set in outside locating shaft 29, and two elastic foots stretch out the periphery of spring body 31 and difference
Abutted against with housing and safeguard 10, the both ends of spring body 31 of the spring silk 12 respectively with safeguard 10 and shell inner surface it is close or
Contact.
With reference to shown in Fig. 3, the spring silk 12 is formed by spring steel wire winding, wherein, the spring steel wire of spring body 31 is arranged with
More than three circles, spring body 31 is in sleeve-shaped.The spring steel wire both ends are tangentially projecting from the upper and lower ends of spring body 31 respectively, formed respectively
Described two elastic foots, two elastic foots are respectively that upper elastic foot 32 and lower elastic foot 34, upper elastic foot 32 are bent with down downwards
Heavy section 33 of cranking arm, the outer end of lower elastic foot 34 are provided with hook 35.
The housing includes drain pan 27 and cover plate 9, and the inner surface of drain pan 27 is provided with columns assemblies 30 and the locating shaft 29, protects
Dangerous plate 10 is rotatably assorted with locating shaft 29, and safeguard 10, which is provided with, hooks position, and upper elastic foot 32 is resisted against the periphery of columns assemblies 30,
The hook 35 of lower elastic foot 34 is hooked on the hook position of safeguard 10.
Latch bolt mechanism, pull-fork assembly 18, electric motor clutch device assembly 11 and square tongue mechanism, latch bolt machine are additionally provided with the housing
Structure, pull-fork assembly 18, electric motor clutch device assembly 11, square tongue mechanism and the linkage of safety tongue mechanism.
With reference to shown in Fig. 6 to Fig. 8, the latch bolt mechanism is provided with latch bolt 8, and square tongue mechanism is provided with square tongue 2, latch bolt 8, safety tongue
5 and square tongue 2 be arranged in housing side, the side that housing corresponds to latch bolt 8, safety tongue 5 and square tongue 2 is provided with panel installation side, latch bolt
8th, safety tongue 5 and square tongue 2 are stretched out from panel installation side, and the panel installation side opens wide, and open position is provided with panel connection flange
39, panel connection flange 39 surface is provided with screw 48, and screw 48 is vertical with panel installation side.
The panel installation side has temporary support panel 42 by screw connection, and temporary support panel 42 corresponds at least one
Screw 48 is provided with fixing hole 43, and screw is screwed into screw 48 from the outside of fixing hole 43.The temporary support panel 42 is by plastics system
Into its length is less than moral mark lock body length.The width h2 of the temporary support panel 42 is 24 ± 0.2mm.
The temporary support panel 42 corresponds to latch bolt 8 and safety tongue 5 is provided with to step down and is open.
The temporary support panel 42 can be replaced latch bolt panel 1, and the length of latch bolt panel 1 is more than moral mark lock body length, lock
Part of the lingual surface plate 1 outside moral mark lock body length direction is provided with door body connecting hole 41, and the corresponding screw 48 of latch bolt panel 1 is provided with lock
Body connects counterbore 40, and screw is screwed into screw 48 from the outside of lock body connection counterbore 40；The corresponding latch bolt 8 of the latch bolt panel 1, insurance
Tongue 5 and square tongue 2 are provided with to step down and are open.The width h1 of the latch bolt panel 1 is 20 ± 0.2mm.
Be provided with switch bracket 15 in the housing, switch bracket 15 provided with microswitch, wire casing 21 and the motor from
Clutch component 11, the side of the corresponding top of wire casing 21 of switch bracket 15 are provided with wire-blocking board 20, and wire-blocking board 20 is provided with more than three.
The housing is moral mark lock housing body, and the length L of housing is 165mm in the present embodiment, and width W is 110mm, thickness H
For 15mm；These sizes refer to a big approximate number.The size be used for illustrate moral mark lock structure closely, it is therefore, each
Place's improvement is also required to analysis and considers many problems.
The safety tongue push pedal component includes safety tongue push pedal 4 and safety tongue torsion spring 7, and the linear slide of safety tongue push pedal 4 is set
Put in housing and be connected with safety tongue 5, safety tongue push pedal 4 is provided with touching bar 49, and column, column overcoat are provided with housing
Provided with spacer 50, safety tongue torsion spring 7 be set in touching bar 49 outside, safety tongue torsion spring 7 be provided with two end pin, two end pin respectively with
Spacer 50 and safety tongue push pedal component abut against.
The safeguard 10 and safety tongue torsion spring 7 are successively set on the top of safety tongue push pedal 4, the side of safeguard 10 and insurance
The periphery of touching bar 49 of tongue push pedal 4 is slidably matched.
With reference to shown in Fig. 4 and Fig. 5, mechanical lock gall is additionally provided with the housing（Not shown in figure, mechanical lock gall ought to be installed
In the opening position of lock core hole 24）, count microswitch and switch swing rod 22, square tongue mechanism include square tongue skateboard component, linkage board 28
With square tongue torsion spring 3, tongue skateboard component linear slide is arranged in housing, and linkage board 28 is rotatably arranged on square tongue skateboard component
Side, square tongue torsion spring 3 is arranged on the center of rotation of linkage board 28, and square tongue torsion spring 3 is provided with two end pin, two end pin respectively with side
Tongue skateboard component and linkage board 28 abut, and linkage board 28 controls its rotation by mechanical lock gall, and linkage board 28 is by mechanical lock gall band
Touched and with switch swing rod 22 by switching the touch-control microswitch of swing rod 22 when dynamic；The linkage board 28 and square tongue skateboard component
Relative face is provided with salient point, and salient point is arranged on linkage board 28 or square tongue skateboard component.
The square tongue skateboard component includes square tongue 2 and slide plate 47, and the one end of square tongue 2 is stretched out outside housing, the other end of square tongue 2 and cunning
Plate 47 is connected, and the linear slide of slide plate 47 is arranged in housing；The salient point is provided with two, and respectively the first salient point 25 and second is convex
Point 26, the first salient point 25 and the second salient point 26 are separately positioned on linkage board 28 towards on the face of slide plate 47.The salient point strikes out
Type, it protrudes to linkage board 28 on the face of slide plate 47 from linkage board 28 and formed towards the face of slide plate 47.Described first is convex
The center of rotation distribution triangular in shape of the salient point 26 of point 25 and second and linkage board 28.
The linkage board 28 is provided with lock gall contact 38, torsion spring blocking arm 37 and swing rod contact 51.Lock gall contact 38 is used for and machine
Tool lock gall touches, and one end pin of square tongue torsion spring 3 is with torsion spring blocking arm 37 against swing rod contact 51 is used to touch with switch swing rod 22.
The pull-fork assembly 18 includes interior shift fork 13, outer shift fork 14, shift fork packing ring 16, back-moving spring 17, push rod 19 etc., electricity
Machine clutch pack 11 is provided with the plate swing arm by motor control, and electric motor clutch device assembly 11 is to rotate to drive plate by screw rod
The swing of swing arm, the stretching of plate is controlled, so as to limit the rotation of outer shift fork, so that outer shift fork can not drive oblique dead bolt along axle
Direction is withdrawn.
In the utility model the operation principle of lock body with the prior art（Patent No. ZL201520510247.8）It is special
The operation principle that sharp file is stated is consistent, and will not be described in detail herein theory of mechanics of the present utility model.
Claims (10)
1. a kind of safeguard disconnecting prevention structure of lock body, including housing and the safety tongue mechanism being arranged in housing, safety tongue mechanism
The safety tongue set including linkage（5）, safety tongue push pedal component, safeguard（10）With spring silk（12）, safeguard is corresponded in housing
（10）Provided with locating shaft（29）, safeguard（10）With locating shaft（29）Centered on rotate set, spring silk（12）Including spring body（31）
With two elastic foots, spring body（31）In shell-like and it is set in locating shaft（29）Outside, two elastic foots stretch out spring body（31）Periphery,
And respectively with housing and safeguard（10）Abut against, it is characterised in that：The spring silk（12）Spring body（31）Both ends respectively with guarantor
Dangerous plate（10）And shell inner surface near to or in contact with.
2. the safeguard disconnecting prevention structure of lock body according to claim 1, it is characterised in that：The spring silk（12）By spring steel wire
Winding forms, wherein, spring body（31）Spring steel wire be arranged with more than three circles, spring body（31）In sleeve-shaped.
3. the safeguard disconnecting prevention structure of lock body according to claim 2, it is characterised in that：The spring steel wire both ends respectively from
Spring body（31）Upper and lower ends are tangentially projecting, form described two elastic foots respectively, and two elastic foots are respectively upper elastic foot（32）
With lower elastic foot（34）, upper elastic foot（32）Downwards sinking is bent with to crank arm section（33）, lower elastic foot（34）Outer end be provided with hang
Hook（35）.
4. the safeguard disconnecting prevention structure of lock body according to claim 3, it is characterised in that：The housing includes drain pan（27）With
Cover plate（9）, drain pan（27）Inner surface is provided with columns assemblies（30）With the locating shaft（29）, safeguard（10）With locating shaft（29）
It is rotatably assorted, safeguard（10）It is provided with and hooks position, upper elastic foot（32）It is resisted against columns assemblies（30）Periphery, lower elastic foot
（34）Hook（35）It is hooked on safeguard（10）Hook position on.
5. the safeguard disconnecting prevention structure of lock body according to claim 1, it is characterised in that：Latch bolt machine is additionally provided with the housing
Structure, pull-fork assembly（18）, electric motor clutch device assembly（11）With square tongue mechanism, latch bolt mechanism, pull-fork assembly（18）, electric motor clutch
Component（11）, square tongue mechanism and safety tongue mechanism linkage.
6. the safeguard disconnecting prevention structure of lock body according to claim 5, it is characterised in that：The latch bolt mechanism is provided with latch bolt
（8）, square tongue mechanism is provided with square tongue（2）, latch bolt（8）, safety tongue（5）And square tongue（2）Housing side is arranged in, housing corresponds to latch bolt
（8）, safety tongue（5）And square tongue（2）Side be provided with open ports, open ports avoid latch bolt（8）, safety tongue（5）And square tongue（2）If
There is panel to connect flange（39）, panel connection flange（39）Surface is provided with screw（48）.
7. the safeguard disconnecting prevention structure of lock body according to claim 5, it is characterised in that：Switch bracket is provided with the housing
（15）, switch bracket（15）It is provided with microswitch, wire casing（21）And the electric motor clutch device assembly（11）, switch bracket（15）
Corresponding wire casing（21）The side of top is provided with wire-blocking board（20）, wire-blocking board（20）Provided with more than three.
8. the safeguard disconnecting prevention structure of lock body according to claim 1, it is characterised in that：The housing is moral mark lock housing body.
9. the safeguard disconnecting prevention structure of lock body according to claim 1, it is characterised in that：The safety tongue push pedal component includes
Safety tongue push pedal（4）With safety tongue torsion spring（7）, safety tongue push pedal（4）Linear slide is arranged in housing and and safety tongue（5）
Connection, safety tongue push pedal（4）It is provided with touching bar（49）, housing is interior to be provided with column, and spacer is arranged with outside column（50）, safety tongue
Torsion spring（7）It is set in touching bar（49）Outside, safety tongue torsion spring（7）Provided with two end pin, two end pin respectively with spacer（50）With
Safety tongue push pedal component abuts against.
10. the safeguard disconnecting prevention structure of lock body according to claim 9, it is characterised in that：The safeguard（10）And insurance
Tongue torsion spring（7）It is successively set on safety tongue push pedal（4）Top, safeguard（10）Side and safety tongue push pedal（4）Touching bar
（49）Periphery is slidably matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720495840.9U CN206681498U (en) | 2017-05-06 | 2017-05-06 | The safeguard disconnecting prevention structure of lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720495840.9U CN206681498U (en) | 2017-05-06 | 2017-05-06 | The safeguard disconnecting prevention structure of lock body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206681498U true CN206681498U (en) | 2017-11-28 |
Family
ID=60407345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720495840.9U Active CN206681498U (en) | 2017-05-06 | 2017-05-06 | The safeguard disconnecting prevention structure of lock body |
Country Status (1)
| Country | Link |
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| CN (1) | CN206681498U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019113985A1 (en) * | 2017-12-13 | 2019-06-20 | 蒋凌帆 | Three-point lock with unlocking and locking stability |
| CN110344650A (en) * | 2019-06-17 | 2019-10-18 | 广东必达保安系统有限公司 | The insurance institution of oblique lock tongue |
| CN111502415A (en) * | 2020-04-27 | 2020-08-07 | 广州市家盾卫士锁业有限公司 | Reversible lock body with square bolt protection |
-
2017
- 2017-05-06 CN CN201720495840.9U patent/CN206681498U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019113985A1 (en) * | 2017-12-13 | 2019-06-20 | 蒋凌帆 | Three-point lock with unlocking and locking stability |
| CN110344650A (en) * | 2019-06-17 | 2019-10-18 | 广东必达保安系统有限公司 | The insurance institution of oblique lock tongue |
| CN111502415A (en) * | 2020-04-27 | 2020-08-07 | 广州市家盾卫士锁业有限公司 | Reversible lock body with square bolt protection |
| CN111502415B (en) * | 2020-04-27 | 2024-04-05 | 广州市家盾卫士锁业有限公司 | Reversible lock body with square tongue protection |
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