CN208633682U - The power drive mechanism of door lock selectivity - Google Patents
The power drive mechanism of door lock selectivity Download PDFInfo
- Publication number
- CN208633682U CN208633682U CN201821106851.4U CN201821106851U CN208633682U CN 208633682 U CN208633682 U CN 208633682U CN 201821106851 U CN201821106851 U CN 201821106851U CN 208633682 U CN208633682 U CN 208633682U
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- Prior art keywords
- block
- lock
- connecting rod
- lock body
- gear
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- 230000007246 mechanism Effects 0.000 title claims abstract description 74
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 29
- 239000008358 core component Substances 0.000 claims description 10
- 210000003813 thumb Anatomy 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000000306 component Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses the power drive mechanisms of door lock selectivity, including lock body, and the latch bolt mechanism connecting with the lock body, interior transmission mechanism, outside gear mechanism, clutch and selection transmission mechanism；The interior transmission mechanism includes that one end is protruded into the intracorporal first connecting rod of the lock and is placed on the inside of the first connecting rod and stirs cam；The outside gear mechanism includes that intracorporal second connecting rod of the lock is protruded into one end, the connection shifting block being placed on the inside of the second connecting rod, and the axle center of the axle center of the first connecting rod and second connecting rod is on the same line；The end of the connection shifting block is equipped with sliding slot, and the end for stirring cam is equipped with card slot；The clutch includes one end and the lock body is pivotally connected the swing arm of connection and is slidably connected in the swing arm and slidably engages block；The block that slidably engages is slidably connected with the sliding slot；The selection transmission mechanism pushes transmission mechanism sliding to slide in the lock body, and the transmission mechanism pushes the swing arm to swing.
Description
Technical field
The utility model relates to mechanical lock fields, and in particular to the power drive mechanism of door lock selectivity.
Background technique
There is handle in outside to door lock used at present inside.However existing door lock is after locking, being fixed for outside and
It can not rotate, the handle for reaching outside can not open door.In real life, after door is locked, outdoors do not know door
When being locked, handle can rotate, since handle can not rotate, under the action of by thrust, be easy to cause handle or door lock
It is impaired.In view of disadvantages described above, it is really necessary to design the power drive mechanism of door lock selectivity.
Utility model content
The power drive mechanism that the utility model is to provide door lock selectivity be able to rotate even if door lock is locked or
Push handle outdoors and door cannot be opened, reach and play a protective role to door lock.
In order to solve the above technical problems, the technical solution of the utility model is: the power drive mechanism of door lock selectivity, packet
Include lock body, and the latch bolt mechanism connecting with the lock body, interior transmission mechanism, outside gear mechanism, clutch and selection driver
Structure；The interior transmission mechanism includes that one end is protruded into the intracorporal first connecting rod of the lock and is placed on the inside of the first connecting rod
Stir cam；The outside gear mechanism includes that intracorporal second connecting rod of lock is protruded into one end, is placed on the inside of the second connecting rod
Connection shifting block, the axle center of the axle center of the first connecting rod and second connecting rod is on the same line；The connection is dialled
The end of block is equipped with sliding slot, and the end for stirring cam is equipped with card slot；The clutch includes one end and the lock body pivot
It the swing arm that connects in succession and is slidably connected in the swing arm and slidably engages block；It is described to slidably engage block and sliding slot sliding company
It connects；The selection transmission mechanism pushes transmission mechanism sliding to slide in the lock body, and the transmission mechanism pushes the pendulum
Arm swing, so that the gear block is caught in the card slot.
Further, the side for stirring cam, which is additionally provided with, connect shifting block with the auxiliary of lock body rotation connection, described
Auxiliary connection shifting block is equipped with second sliding slot, and the side of the gear block is slidably connected with the second sliding slot；The connection is dialled
Block and the lock body are rotatablely connected.
Further, the swing arm and the gear block connecting pin are arc；The both ends of the gear block are respectively equipped with empty avoiding
Second avoiding hollow groove of swing arm described in first avoiding hollow groove for stirring cam and empty avoiding；First avoiding hollow groove makes described nibble
It closes block and forms two protrusions connecting respectively with the first sliding groove and the second sliding slot, two inner sidewalls of second avoiding hollow groove
Spacing block set equipped with limit in the swing arm.
Further, the first connecting rod and second connecting rod are polygon shaft；The first connecting rod and institute
State the rotation connection of the second connecting rod；It is additionally provided with connecting pin between the connection shifting block and auxiliary connection shifting block, it is described
Stir arc groove of the cam equipped with connecting pin described in empty avoiding.
Further, the connection shifting block and the lock body are rotatablely connected；It is symmetrically provided on the outside of the connection shifting block
Two spacing block sets are provided with the avoiding hollow groove with empty avoiding spacing block set on the lock body；The outside of the auxiliary connection shifting block is right
Claim ground setting there are two the second spacing block set, the second avoiding hollow groove with the second empty avoiding spacing block set is provided on the lock body.
Further, the selection transmission mechanism includes being set to the intracorporal lock core component of lock, in the lock core component
The revolving part that is fixedly connected of thumb wheel, the tooth form set on revolving part outer ring, the handsetting gear being rotatably connected on the lock body；Institute
Handsetting gear is stated to engage with the tooth form of the revolving part outer ring.
Further, the transmission mechanism includes the pushing block being slidably connected with the lock body and handsetting gear pivot joint connection
Linking arm；The medial surface of the pushing block is bonded with the lateral surface of the swing arm；Key stirs the thumb wheel in the lock core component
Rotation, the thumb wheel drive the handsetting gear rotation, and the linking arm pushes the pushing block sliding, so that the swing arm pushes
The gear block is caught in the card slot stirred in cam or skids off out of described card slot.
Further, one end of a torsionspring is rotatably connected on the connecting column on the lock body, other end rotation connection
On the second connecting column on the handsetting gear；The lock core component drives and reverses bullet described in the handsetting gear rotary compression
When spring is to position location, second connecting column is passed through the center of the handsetting gear by the elastic force direction of the torsionspring
Or the direction of stress is between the revolving part and the handsetting gear center.
Further, reset spring is additionally provided between the inner sidewall of the lock body and the swing arm.
The power drive mechanism of the door lock selectivity of the utility model, has the advantages that
It when needing to lock at door, selects transmission mechanism that transmission mechanism is driven to slide down, and swing arm drive is nibbled
It closes block and card slot is detached from, therefore in the handle that rotation is connect with the second connecting rod, and be unable to drive and stir cam rotation, thus
Method drives latch bolt mechanism kinematic, therefore can not be by door-lock opening, but due to rotating or handle is pushed to rotate, to reach pair
Handle and door lock play a protective role.
Detailed description of the invention
Fig. 1 is the main view of the power drive mechanism of the utility model door lock selectivity；
Fig. 2 is the three-dimensional view of the power drive mechanism of the utility model door lock selectivity；
Fig. 3 is the topology view of outside gear mechanism part described in the power drive mechanism of the utility model door lock selectivity.
Specific embodiment
The following detailed description will be further explained with reference to the above drawings.
Hereinafter, a variety of specific details are elaborated, in order to provide to the saturating of the concept for constituting described embodiment basis
Thorough understanding.However, it will be apparent to those skilled in the art that described embodiment can be in these no specific details
In some or all situations get off practice.In other cases, well-known processing step is not specifically described.
Such as the power drive mechanism of Fig. 1-3 door lock selectivity, including lock body 1, and the latch bolt mechanism being connect with the lock body 1
2, interior transmission mechanism 3, outside gear mechanism 4, clutch 5 and selection transmission mechanism 6.The interior transmission mechanism 3 is stretched including one end
Enter the first connecting rod 30 in the lock body 1 and be placed on the inside of the first connecting rod 30 and stirs cam 31.Stir cam 31
It being connect with latch bolt mechanism 2, the outer end of first connecting rod 30 and the handle on the inside of door lock connect, when rotating or pushing handle, the
The rotation of one connecting rod 30 stirs the rotation of cam 31 to reach, stirs cam 31 and latch bolt mechanism 2 is driven to slide, reach door lock
It opens.
The outside gear mechanism 4 includes that the second connecting rod 40 in the lock body 1 is protruded into one end, is placed on the second connecting rod 40
The axle center of the connection shifting block 41 of inside, the axle center of the first connecting rod 30 and second connecting rod 40 is on the same line.
The end of the connection shifting block 41 is equipped with sliding slot, and the end for stirring cam 31 is equipped with card slot.The clutch 5 includes one
End is pivotally connected the swing arm 50 of connection and is slidably connected in the swing arm 50 with the lock body 1 slidably engages block 51；The sliding
Gear block 51 is slidably connected with the sliding slot.The selection transmission mechanism 6 pushes a transmission mechanism 7 sliding in the lock body 1
Sliding, the transmission mechanism 7 pushes the swing arm 50 to swing, so that the gear block 51 is caught in the card slot.Pass through selection
Transmission mechanism 6 up pushes transmission mechanism 7, and transmission mechanism 7 pushes swing arm 50 to swing, so that gear block 51 slides into card slot,
So that connection shifting block 41 is connect with cam 31 is stirred, therefore rotation first connecting rod 30 and the second connecting rod 40 can drive
The rotation of cam 31 is stirred, therefore the handle of door lock inner side and outer side can be by door-lock opening.When needing to lock at door, selection is passed
Motivation structure 6 drives transmission mechanism 7 to slide down, and makes swing arm 50 that gear block 51 and card slot be driven to be detached from, therefore rotating
It when the handle being connect with the second connecting rod 40, and is unable to drive and stirs the rotation of cam 31, so that method drives latch bolt mechanism 2 to transport
It is dynamic, therefore protection can not be played to handle and door lock to reach by door-lock opening, but due to rotating or handle is pushed to rotate
Effect.
Such as Fig. 1-3, the side for stirring cam 31, which is additionally provided with, connect shifting block with the auxiliary of the lock body 1 rotation connection
10, the auxiliary connection shifting block 10 is equipped with second sliding slot, and side and the second sliding slot of the gear block 51 are slidably connected；
The connection shifting block 41 is rotatablely connected with the lock body 1.Auxiliary support is played to gear block 51 by auxiliary connection shifting block 10 to make
With so that the stability that gear block 51 is engaged with card slot.
Further, the swing arm 50 and 51 connecting pin of gear block are arc；The both ends of the gear block 51 are set respectively
There is the second avoiding hollow groove of swing arm described in the first avoiding hollow groove for stirring cam 31 described in empty avoiding and empty avoiding；First avoiding hollow groove makes
It obtains the gear block 51 and forms two protrusions connecting respectively with the first sliding groove and the second sliding slot, second avoiding hollow groove
Two inner sidewalls be equipped with spacing block set 510 of the limit in the swing arm 50.
Further, the first connecting rod 30 and second connecting rod are polygon shaft.The first connecting rod 30
With the rotation connection of second connecting rod 40.Connection is additionally provided between the connection shifting block 41 and auxiliary connection shifting block 10
Pin 8, it is described to stir arc groove of the cam 31 equipped with connecting pin 8 described in empty avoiding.Pass through 8 pairs of connection shifting blocks 30 of connecting pin
Connection and positioning action are played with auxiliary connection shifting block 10.
Further, the connection shifting block 41 is rotatablely connected with the lock body 1；The outside of the connection shifting block 41 is symmetrically set
It sets there are two spacing block set 410, the avoiding hollow groove with empty avoiding spacing block set 410 is provided on the lock body 1.The auxiliary connection is dialled
The outside of block 10 is symmetrically provided with two the second spacing block sets 100, is provided on the lock body 1 and the second empty avoiding spacing block set
100 the second avoiding hollow groove.Therefore the angle of first connecting rod 30 and the rotation of the second connecting rod 40 can be limited.
As shown in figure 3, the selection transmission mechanism 6 includes the lock core component 60 in the lock body 1, with the lock core
The revolving part 61 that thumb wheel in component 60 is fixedly connected, the tooth form set on 61 outer ring of revolving part are rotatably connected on the lock body 1
Handsetting gear 62；The handsetting gear 62 is engaged with the tooth form of 61 outer ring of revolving part.Therefore, key band movable lock core can be used
Thumb wheel rotation in component 60 has the rotation of revolving part 61 that handsetting gear 62 is driven to rotate, stirs so that revolving part 61 be driven to rotate
Gear 62 drives transmission mechanism 7 to move up and down, to realize that swing arm 50 pushes gear block 51 to be caught in card slot or out of card slot
It exits.
Further, the transmission mechanism 7 includes 62 pivot of the pushing block 70 being slidably connected with the lock body 1 and the handsetting gear
The linking arm 71 connect in succession；The medial surface of the pushing block 70 is bonded with the lateral surface of the swing arm 50；Key stirs the lock core
Thumb wheel rotation in component 60, the thumb wheel drive the handsetting gear 62 to rotate, and the linking arm 71 pushes the pushing block 70
Sliding, so that the swing arm 50 pushes the gear block 51 to be caught in the card slot stirred in cam 31 or from institute
It states in card slot and skids off.
Further, one end of a torsionspring 9 is rotatably connected on the connecting column on the lock body 1, and other end rotation connects
It connects on the second connecting column on the handsetting gear 62.The lock core component 60 drives the 62 rotary compression institute of handsetting gear
When stating torsionspring 9 to position location, second connecting column by the elastic force direction of the torsionspring 9 pass through described in stir
The center of gear 62 or the direction of stress are between 62 center of the revolving part 61 and the handsetting gear.Therefore, it is turning round
When turning spring 9 and being compressed to the limit, positioning action can be played to handsetting gear 62.And it is in rotation lock core 60, in torsion bullet
Under the action of spring 9, so that handsetting gear 62 flicks rapidly, reaches and swing arm 50 is pushed to swing, so that gear block 51 is caught in card slot.
Further, reset spring 11 is additionally provided between the inner sidewall and the swing arm 50 of the lock body 1.In transmission mechanism 7
When moving down, swing arm 50 is swung, reaches gear block 51 and card slot is detached from.
As shown in Figure 1, the latch bolt mechanism 2 includes running through the latch bolt 20 of 1 side of lock body and being connected to the latch bolt
20 and stir the connector 21 between cam 31；Multiple parallel guide grooves are equipped on lock body 1, connector 21 is equipped with and protrudes into
Sliding block in guide groove.It is described to stir the rotation of the cam 31 pulling connector 21 and 20 linear slide of the latch bolt；It is described
The inside of lock body 1 is equipped with limit plate, and the limit plate is equipped with the reset spring 22 for pushing the latch bolt 20 to reset.The connection
Part 21 be equipped with mounting groove, it is described stir cam 31 be equipped with protrude into the clicking section in the mounting groove；Outside the clicking section
Side is arc surface, the inner end face contact of the side of the clicking section and the mounting groove.
The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art visualize from above-mentioned
Hair, without creative labor, the various transformation made are all fallen within the protection scope of the utility model.
Claims (9)
1. the power drive mechanism of door lock selectivity, including lock body, and the latch bolt mechanism being connect with the lock body, interior driver
Structure, outside gear mechanism, clutch and selection transmission mechanism；It is characterized in that, the interior transmission mechanism includes that institute is protruded into one end
It states the intracorporal first connecting rod of lock and is placed on the inside of the first connecting rod and stir cam；The outside gear mechanism includes one end
Protrude into intracorporal second connecting rod of lock, the connection shifting block being placed on the inside of the second connecting rod, the axle center of the first connecting rod
On the same line with the axle center of second connecting rod；The end of the connection shifting block is equipped with sliding slot, the cam stirred
End is equipped with card slot；The clutch includes the swing arm of one end and lock body pivot joint connection and is slidably connected at the swing arm
On slidably engage block；The block that slidably engages is slidably connected with the sliding slot；The selection transmission mechanism pushes a driver
Structure sliding is slided in the lock body, and the transmission mechanism pushes the swing arm to swing, so that the gear block is caught in the card
In slot.
2. the power drive mechanism of door lock selectivity as described in claim 1, which is characterized in that the side for stirring cam
It is additionally provided with and connect shifting block with the auxiliary of lock body rotation connection, the auxiliary connection shifting block is equipped with second sliding slot, described to nibble
The side for closing block is slidably connected with the second sliding slot；The connection shifting block and the lock body are rotatablely connected.
3. the power drive mechanism of door lock selectivity as claimed in claim 2, which is characterized in that the swing arm is engaged with described
Block connecting pin is arc；The both ends of the gear block are respectively equipped with the first avoiding hollow groove that cam is stirred described in empty avoiding and empty avoiding institute
State the second avoiding hollow groove of swing arm；First avoiding hollow groove make the gear block formed two respectively with the sliding slot and described second
The protrusion of sliding slot connection, two inner sidewalls of second avoiding hollow groove are equipped with spacing block set of the limit in the swing arm.
4. the power drive mechanism of door lock selectivity as claimed in claim 3, which is characterized in that the first connecting rod and institute
Stating the second connecting rod is polygon shaft；The rotation connection of the first connecting rod and second connecting rod；The connection is dialled
Connecting pin is additionally provided between block and auxiliary connection shifting block, it is described to stir arc of the cam equipped with connecting pin described in empty avoiding
Shape slot.
5. such as the power drive mechanism of the described in any item door lock selectivity of claim 2-4, which is characterized in that the connection is dialled
Block and the lock body are rotatablely connected；It is symmetrically provided with two spacing block sets on the outside of the connection shifting block, is set on the lock body
It is equipped with the avoiding hollow groove with empty avoiding spacing block set；Two the second limit convexes are symmetrically provided on the outside of the auxiliary connection shifting block
Block is provided with the second avoiding hollow groove with the second empty avoiding spacing block set on the lock body.
6. the power drive mechanism of door lock selectivity as claimed in claim 5, which is characterized in that the selection transmission mechanism packet
It includes and is set to the intracorporal lock core component of lock, the revolving part being fixedly connected with the thumb wheel in the lock core component is set to revolving part
The tooth form of outer ring, the handsetting gear being rotatably connected on the lock body；The tooth form of the handsetting gear and the revolving part outer ring
Engagement.
7. the power drive mechanism of door lock selectivity as claimed in claim 6, which is characterized in that the transmission mechanism include with
The linking arm of pushing block and handsetting gear pivot joint connection that the lock body is slidably connected；The medial surface of the pushing block and the pendulum
The lateral surface of arm is bonded；Key stirs the rotation of the thumb wheel in the lock core component, and the thumb wheel drives the handsetting gear rotation,
The linking arm pushes the pushing block sliding so that the swing arm push the gear block be caught in it is described stir it is described in cam
It is skidded off in card slot or out of described card slot.
8. the power drive mechanism of door lock selectivity as claimed in claim 7, which is characterized in that one end of a torsionspring turns
Dynamic to be connected on the connecting column on the lock body, the other end is rotatably connected on the second connecting column on the handsetting gear；Institute
When stating lock core component and driving torsionspring described in the handsetting gear rotary compression to position location, second connecting column by
The elastic force direction of the torsionspring is located at the revolving part and institute by the center of the handsetting gear or the direction of stress
It states between handsetting gear center.
9. the power drive mechanism of door lock selectivity as described in claim 1, which is characterized in that the inner sidewall of the lock body with
Reset spring is additionally provided between the swing arm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018202812892 | 2018-02-28 | ||
| CN201820281289 | 2018-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208633682U true CN208633682U (en) | 2019-03-22 |
Family
ID=65736747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821106851.4U Expired - Fee Related CN208633682U (en) | 2018-02-28 | 2018-07-11 | The power drive mechanism of door lock selectivity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208633682U (en) |
-
2018
- 2018-07-11 CN CN201821106851.4U patent/CN208633682U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 |