CN206245921U - A kind of built-in flat push type emergent door lock - Google Patents
A kind of built-in flat push type emergent door lock Download PDFInfo
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- CN206245921U CN206245921U CN201621213288.1U CN201621213288U CN206245921U CN 206245921 U CN206245921 U CN 206245921U CN 201621213288 U CN201621213288 U CN 201621213288U CN 206245921 U CN206245921 U CN 206245921U
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- lock tongue
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- upper lock
- fixedly installed
- stop position
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Abstract
The utility model embodiment discloses a kind of built-in flat push type emergent door lock, the utility model mainly make use of the lever machinery principle inside handspike, can realize that horizontal sliding handspike any point can unlock, and in being set up bolt component and handspike and applying to whole lock body using effort-saving mechanism when being connected, under the premise of unblock smoothly is ensured, greatly reduce releasing force, and then ensure that numerous passengers can in case of emergency can realize unwinding lock, largely improve the safety coefficient of passenger.Lockset outward appearance is also solved to more conform to ergonomics, reduce the shaking volume of handspike with the uncoordinated problem of bulk shielding door, unlocking structure, the set-up time of lockset is also shortened significantly simultaneously, being either better than traditional press-down type at the aspect such as function and efficiency shields door lock.
Description
Technical field
The utility model is related to door lock technical field, and in particular to a kind of built-in flat push type emergent door lock.
Background technology
Escape door is mostly installed at public place, for occurring promptly to dredge crowd during accident, allows the public fast
Speed region out of danger, is a Main Means of disaster prevention and danger avoidance.With the high speed development of China's urban construction, the safety of people
Prevention awareness is just gradually stepped up, to the larger place of the various stream of peoples, such as：Market, airport, underpass, public place etc., escape door
Installed and used extensively as a kind of effective means therein.Particularly in recent years, with the development of track traffic,
Shield door is installed in crowded subway station has turned into a kind of common recognition.Wherein, as one in shield door essential emergent unit,
Escape door serves quick unlatching, can at any time process the effect of the accident occurred in track, is passenger and platform work people
The passage that member can uniquely utilize, with great safety guarantee meaning.
During the utility model is realized, inventor has found that at least there are the following problems：Existing domestic and international subway
Shield door emergent door lock is mainly with exterior flat push type and built-in pushes based on push-down.Pushing push-down needs while being given down
Pressure peace thrust could realize that unblock is opened the door, and unblock is not smooth, and handspike is easily produced and rocked, and such as lockset is unfamiliar with can be to vast
Passenger's lock that unwinds in case of emergency causes puzzlement, so the lockset has to be optimized in ergonomics.With city rail
The development of road traffic, is seen to lockset and requires also more and more higher, and the lockset of exterior flat push type is held on the outside of door body and inside handspike
Easily leakage, influences the attractive in appearance of entirety, and exterior flat push type lockset outward appearance is uncoordinated with bulk shielding door.
Utility model content
The purpose of this utility model is to provide a kind of built-in flat push type emergent door lock, to solve to be proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides a kind of built-in flat push type emergent door lock, including：Lever assembly,
Draught line, middle rotor, bolt component；Lever assembly, is fixedly installed in the presence of external force, is rotated around axle center；Lead
Lead, one end is fixedly connected with the lever assembly, and the other end is fixedly connected with middle rotor, in the rotary action of lever assembly
Under, move horizontally in the horizontal direction；Middle rotor, is fixedly installed, for controlling bolt component to stop at the first stop position, and
Controlling the bolt component makes it engage with door body, wherein, first stop position corresponds to the disengaging of door body and bolt component
State；Bolt component, is connected with the middle rotor, under the turning effort of the middle rotor, vertically moves up and down,
Engage or depart from with door body.
Wherein, the lever assembly includes：Multiple first axles and multiple bending parts for setting in the same direction and；Multiple first axles,
It is fixedly installed；Multiple bending parts for setting in the same direction, the axis of bending part is vertical with the axis of the first axle, each bending
Part is set in a first axle, in the presence of external force, is rotated by axle center of the first axle；Connecting rod, with
Multiple bending parts for setting in the same direction are fixedly connected, and in the presence of external force, multiple bending parts is linked.
Wherein, the draught line, one end is fixedly connected with multiple bending parts, and the other end is fixed with the middle rotor and connected
Connect.
Wherein, the bolt component includes：Upper lock tongue component and lower bolt component；Upper lock tongue component connects with the middle rotor
It is connected under the turning effort of the middle rotor, the second stop position is risen to from the first stop position, wherein, the first stop position corresponds to
The disengaged position of door body and upper lock tongue component, the second stop position corresponds to the fastening state of door body and upper lock tongue component；Lower dead bolt
Component is connected with the middle rotor, under the turning effort of the middle rotor, the 3rd stop position is dropped to from the first stop position, its
In, the first stop position corresponds to the disengaged position of door body and lower bolt component, and the 3rd stop position corresponds to door body and lower dead bolt group
The fastening state of part.
Wherein, the upper lock tongue component includes：Upper lock tongue seat board, upper lock tongue, upper lock tongue pull bar, trigger assembly, at least one
Individual first projection and the second projection；Upper lock tongue seat board, is fixedly installed, and is set on the upper lock tongue；Upper lock tongue, one end is connection
End, one end is movable end, and relative movement can be produced relative to the upper lock tongue seat board；Upper lock tongue pull bar, one end and middle rotor
Connection, the other end is connected with upper lock tongue；Trigger assembly, is fixedly installed, and is set on the upper lock tongue, and at least one first is convex
Block, is fixedly installed on the upper lock tongue；Second projection, is fixedly installed on the trigger assembly, for stopping the first projection
It is set to stop at the first stop position.
Wherein, the upper lock tongue component also includes：Upper lock tongue shell fragment, is fixedly installed on the trigger assembly, and one end is
Fixing end, the other end is movable end, is produced relative rotation relative to the trigger assembly.
Wherein, the lower bolt component includes：Lower dead bolt pull bar, U-shaped seat board, lower dead bolt and lower dead bolt seat board；U-shaped seat
Plate, is fixedly installed, and is set on lower dead bolt；Lower dead bolt pull bar, one end is connected with middle rotor, and the other end is connected with lower dead bolt；Under
Dead bolt, one end is connection end, and the other end is movable end, and relative shifting can be produced relative to the U-shaped seat board and lower dead bolt seat board
It is dynamic；Lower dead bolt seat board, is fixedly installed, and is set on lower dead bolt.
Wherein, lower bolt component also includes：Secondary spring, is set on the lower dead bolt and is set in the U-shaped seat board
Inner side, stability during for ensureing lower dead bolt in retracted mode.
Wherein, also include：Rotation tapered end, tapered end seat board and the 3rd projection.Rotation tapered end, is set in the upper lock tongue pull bar
On, in the presence of external force, rotated around the upper lock tongue pull bar；Tapered end seat board, its one end is provided with U-shaped portion, the other end
It is provided with through hole；3rd projection, is fixedly installed on the middle rotor, and through the through hole, the size phase of its size and through hole
Coordinate；Wherein, the other end for being provided with the tapered end seat board of U-shaped portion is engaged with the tapered end, is erected in the turning effort lower edge of tapered end
Nogata rotates to horizontal direction；Be provided with through hole tapered end seat board one end and the 3rd projection with merge relative to
3rd projection relatively rotates.
Wherein, also include：Lower cover, is fixedly installed, and its size is closed with the matching size of upper cover；Upper cover, is fixedly installed and leads to
Cross fixedly connected part to be fixedly connected with the upper cover, to realize engaging.
Wherein, the fixedly connected part includes：Alignment pin, the second axle and annular rotary shaft；Alignment pin, sets vertically
Put, one end is fixedly connected with the lower cover, the other end is fixedly connected with the upper cover；Second axle, is fixedly installed on the lower cover
On, and be vertically arranged with the alignment pin；Annular rotary shaft, is movably set on second axle, relative to described second
Axle rotates.
Compared with prior art, the beneficial effects of the utility model are：The present apparatus mainly make use of the lever inside door lock
Theory of mechanics, is converted horizontal sliding power by lever assembly, it is possible to achieve horizontal sliding handspike any point can unlock, and by dead bolt group
In applying to whole lock body using effort-saving mechanism when part is connected with middle rotor, under the premise of unblock smoothly is ensured, it is not required to
Pushing can just unlock, and greatly reduce releasing force, and then ensure that numerous passengers can in case of emergency can realize
Unwind lock, largely improve the safety coefficient of passenger, when emergency episode occurs in subway system, can more effectively protect
Demonstrate,prove the safety of passenger.Built-in flat push type is taken, what the handspike that lockset is arranged in door body and in door lock was fastened using upper and lower covers
Mode, maximization reduces the situation of the leakage of handspike, solve the problems, such as lockset outward appearance and bulk shielding door it is uncoordinated,
Unlocking structure more conforms to ergonomics, reduces the shaking volume of handspike, while the set-up time of lockset has also been shortened significantly,
Either traditional shielding door lock is better than at the aspect such as function and efficiency.
Brief description of the drawings
Fig. 1 is the overall structure diagram of a kind of built-in flat push type emergent door lock that the utility model is provided；
Fig. 2 is the front view of the handspike that the utility model is provided；
Fig. 3 is the top view of the handspike that the utility model is provided；
Fig. 4 is the front view of the bolt component that the utility model is provided；
Fig. 5 is the side view of the bolt component that the utility model is provided；
Fig. 6 is the structural representation of the upper lock tongue component (the second stop position) that the utility model is provided；
Fig. 7 is the structural representation of the lock head component that the utility model is provided and middle rotor；
Fig. 8 is (the 3rd stop position) structural representation for the lower bolt component that the utility model is provided；
Fig. 9 is the structural representation of the upper lock tongue component (the first stop position) that the utility model is provided；
Figure 10 is the structural representation of the lower bolt component (the first stop position) that the utility model is provided.
In figure：Rotor, 23 locks in 1 door body, 2 door locks, 21 lever assemblies, 211 first axles, 212 bending parts, 213 connecting rods, 22
Tongue component, 231 upper lock tongue components, 2311 upper lock tongue seat boards, 2312 upper lock tongues, 2313 upper lock tongue pull bars, 2314 trigger assemblies,
2315 first projections, 2,316 second projections, 2317 upper lock tongue shell fragments, 232 times bolt components, 2321U types seat board, 2322 times dead bolts
Pull bar, 2323 times dead bolts, 2324 times dead bolt seat boards, 2325 secondary springs, 24 lower covers, 25 upper covers, 26 fixedly connected parts, 261 are determined
It is position bearing pin, 262 second axles, 263 annular rotary shafts, 27 lock head components, 271 rotation tapered ends, 272 tapered end seat boards, 273 the 3rd convex
Block, 28 draught lines.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Built-in flat push type emergent door lock of the present utility model is mainly and is applied to subway shield door industry.
In the utility model be fixedly installed including：Screw, bolt etc.；" being fixedly connected " cited below also includes spiral shell
Silk, bolt etc..
For convenience, the structure that lever assembly 21, upper cover 25 and lower cover 24 are constituted is described as handspike.
As shown in figure 1, the overall structure that Fig. 1 is a kind of built-in flat push type emergent door lock that the utility model is provided is illustrated
Figure.Fig. 2 is the front view of the handspike that the utility model is provided.Fig. 3 is the top view of the handspike that the utility model is provided.
A kind of built-in flat push type emergent door lock that the utility model is provided, the door lock 2 includes：Lever assembly 21, traction
Line 28, middle rotor 22, bolt component 23, lower cover 24, upper cover 25, the door lock 2 are arranged in the door body 1.
Lever assembly 21, is fixedly installed in lower cover 24, in the presence of external force, is rotated around axle center, realizes
Horizontal sliding power is changed into rotary motion, lever construction ensure that thrust reduces and can also unlock.
Draught line 28, one end is fixedly connected with the lever assembly 21, and the other end is fixedly connected with middle rotor 22, in lever
Under the rotary action of component 21, draught line 28 is moved horizontally in the horizontal direction, and draught line 28 leads including steel wire or steel wire rope etc.
The flexible material of reference；
Middle rotor 22, is fixedly installed the middle side part of door body 1 one, for controlling bolt component 23 to stop at the first stop position, with
And the control bolt component 23 makes it engage with door body 1, wherein, first stop position corresponds to door body 1 and bolt component
The linear motion of draught line 28 is changed into rotary motion by 23 disengaged position, realization, then rotary motion is changed into bolt component 23
Linear motion；
Bolt component 23, is connected with the middle rotor 22, under the turning effort of the middle rotor 22, vertically does
Elevating movement, engages or departs from with door body 1, realizes the opening and closing of door body 1.
Lower cover 24, is fixedly installed in door body 1, and its size is closed with the matching size of upper cover；
Upper cover 25, is fixedly installed in door body 1, and is fixedly connected with the lower cover 24 by fixedly connected part 26, with reality
Now engage, with upper cover 25 by the way of upper and lower covers fastening, maximization reduces the situation of the leakage of handspike to lower cover 24.
In the utility model, as shown in Fig. 2 fixedly connected part 26 includes：Alignment pin 261, the second axle 262 and annular turn
Moving axis 263；
Alignment pin 261, is vertically arranged, and one end is fixedly connected with the lower cover 24, and the other end is fixed with the upper cover 25
Connection；
Second axle 262, is fixedly installed in the lower cover 24, and is vertically arranged with the alignment pin 261；
Annular rotary shaft 263, is movably set on second axle 262, and rotation fortune is done relative to second axle 262
It is dynamic.
As shown in Fig. 2 the lever assembly 21 includes：Multiple first axles 211, multiple set bending part 212 and connect in the same direction
Bar 213.
Multiple first axles 211, are fixedly installed in lower cover 24, for example, when having two first axles 211, being separately positioned on down
The two ends of cover 24, give two embodiments of first axle 211 in Fig. 2.
Multiple bending parts 212 for setting in the same direction, the axis of bending part 212 is vertical with the axis of the first axle 211,
Each bending part 212 is set in a first axle 211, in the presence of external force, with the first axle 211 to do in axle center
Rotary motion, bending part 213 is used to for the horizontal sliding power of applying to be converted into the rotary motion of bending part 212；
Connecting rod 213, is fixedly connected with multiple bending parts 212 for setting in the same direction, in the presence of external force, makes multiple institutes
State bending part 212 to link, realize that handspike arbitrfary point can unlock by being rigidly connected for multiple lever assemblies 21.
In an embodiment of the present invention, the draught line 28, one end is fixedly connected with multiple bending parts 212, separately
One end is fixedly connected with the middle rotor 22.
Fig. 4 is the front view of the bolt component that the utility model is provided, and Fig. 5 is the bolt component that the utility model is provided
Side view.A refers to upper lock tongue component 231 in Fig. 4；B refers to middle rotor 22 and lock head component 27 in Fig. 4, and lock head component 27 is used
Unblock is realized by tapered end in case of emergency；C refers to lower bolt component 232 in Fig. 5.
As shown in figure 4, the bolt component 23 includes：Upper lock tongue component 231 and lower bolt component 232；
Upper lock tongue component 231, is connected with the middle rotor 22, under the turning effort of the middle rotor 22, stops from first
Stop bit rises to the second stop position, wherein, the first stop position corresponds to the disengaged position of door body 1 and upper lock tongue component 231, second
Stop position corresponds to the fastening state of door body 1 and upper lock tongue component 231；
Lower bolt component 232, is connected with the middle rotor 22, under the turning effort of the middle rotor 22, stops from first
Stop bit drops to the 3rd stop position, wherein, the first stop position corresponds to the disengaged position of door body 1 and lower bolt component 232, the 3rd
Stop position corresponds to the fastening state of door body 1 and lower bolt component 232.
Wherein, upper lock tongue component 231 and the middle rotor 22 are detachable connection, lower bolt component 232 with it is described in
Rotor 22 is detachable connection.
Fig. 6 is the structural representation of the upper lock tongue component (the second stop position) that the utility model is provided, and Fig. 9 is new this practicality
The structural representation of the upper lock tongue component (the first stop position) that type is provided.
As shown in fig. 6, the upper lock tongue component 231 is further included：Upper lock tongue seat board 2311, upper lock tongue pull bar 2312,
First projection 2313, the second projection 2314 and upper lock tongue shell fragment 2315；
Upper lock tongue seat board 2311, is fixedly installed, and is set on the upper lock tongue, it is ensured that stabilization when upper lock tongue 2312 is moved
Property；
Upper lock tongue 2312, one end is connection end, and one end is movable end, can be produced relatively relative to the upper lock tongue seat board
It is mobile；
Upper lock tongue pull bar 2313, one end is connected with middle rotor 22, and the other end is connected with upper lock tongue 2312；
Trigger assembly 2314, is fixedly installed, and is set on the upper lock tongue 2312, after preventing upper lock tongue 2312 from opening immediately
Resilience；
At least one first projections 2315, are fixedly installed on the upper lock tongue 2312；
Second projection 2316, is fixedly installed on the trigger assembly 2314, for stopping that the first projection 2315 stops it
Only in the first stop position.
Upper lock tongue shell fragment 2317, is fixedly installed on the trigger assembly 2314, and one end is fixing end, and the other end is activity
End, produces relative rotation relative to the trigger assembly 2314
Fig. 8 is (the 3rd stop position) structural representation for the lower bolt component that the utility model is provided, and Figure 10 is this practicality
The structural representation of the lower bolt component (the first stop position) of new offer
As shown in figure 8, the lower bolt component 232 includes：U-shaped seat board 2321, lower dead bolt 2322 and secondary spring 2323；
U-shaped seat board 2321, is fixedly installed in door body 1, is set on lower dead bolt 2322；
Lower dead bolt pull bar 2322, one end is connected with middle rotor, and the other end is connected with lower dead bolt 2323；
Lower dead bolt 2323, one end is connection end, and the other end is movable end, relative to the U-shaped seat board 2321 and lower dead bolt
Seat board 2324 can produce relative movement.
Lower dead bolt seat board 2324, is fixedly installed in door body 1, is set on lower dead bolt 2323；
Secondary spring 2325, is set on the lower dead bolt 2322 and is set in the inner side of the U-shaped seat board 2321, for protecting
The lower dead bolt 2322 of card is in stability during retracted mode.
Fig. 7 is the structural representation of the lock head component that the utility model is provided and middle rotor.Left side is lock head component in Fig. 7
Structural representation, in Fig. 7 right side be middle rotor structural representation.
As shown in Figure 4 and shown in Fig. 7, the built-in flat push type emergent door lock 2 that the utility model is provided also includes lock head component
27, lock head component 27 includes：Rotation tapered end 271, the projection 273 of tapered end seat board 272 and the 3rd.
Rotation tapered end 271, is set on the upper lock tongue pull bar 2313, (is applied by key in the presence of external force
The external force of unlocking), rotated around the upper lock tongue pull bar 2313；
Tapered end seat board 272, its one end is provided with U-shaped portion, and the other end is provided with through hole；
3rd projection 273, is fixedly installed on the middle rotor 22, and through the through hole, the chi of its size and through hole
It is very little to be engaged；
Wherein, the one end for being provided with the tapered end seat board 28 of U-shaped portion is engaged with the rotation tapered end 27, in rotation tapered end 271
Turning effort under whole lock head component 27 is vertically rotated with horizontal direction；It is provided with the tapered end seat board of through hole
272 one end coordinates with the 3rd projection 273 so that middle rotor 22 occurs rotation motion and tapered end seat board 273 occurs up and down
It is mobile.
Operation principle：When using, passenger needs any point of upper cover 24, bending part in lever assembly 21 in horizontal sliding door lock 2
212 are rotated around first axle 211, and the horizontal sliding power of applying is converted into the rotary motion of bending part 212, in the presence of connecting rod 213,
Multiple bending parts 212 are made to link, rotor 22 rotates in being driven by draught line 28, in the rotation of middle rotor 22
Transfer under use so that bolt component 23 is vertically moved up and down makes it engage with door body 1 and depart from, and realizes unblock.
When unlocked, middle rotor 22 rotarily drives upper lock tongue pull bar 2313 and lower dead bolt pull bar 2322, in upper lock tongue pull bar
In the presence of lower dead bolt pull bar, make upper lock tongue 2312 and lower dead bolt 2323 respectively with respect to upper lock tongue seat board 2311 and upper lock tongue seat
Plate 2324 is relatively moved, and the first projection 2314 and the cooperation of the second projection 2315 make upper lock tongue 2312 stop at the first stopping
Position, the first stop position corresponds to the disengaged position of door body 1 and bolt component 23, and the first stop position corresponds to door body 1 and upper lock tongue
The disengaged position of component 231, the first stop position corresponds to the disengaged position of door body 1 and lower bolt component 232.
Door body 1 is in fastening state with bolt component 23, and upper lock tongue 2312 rises to the second stop position from the first stop position,
Second stop position corresponds to the fastening state of door body 1 and upper lock tongue component 231, and lower dead bolt 2322 drops to from the first stop position
3rd stop position, the 3rd stop position corresponds to the fastening state of door body 1 and lower bolt component 231.
In addition, administrative staff can also realize unblock, the other end and the lock of tapered end seat board 28 using key by tapered end 27
First 27 are engaged, under the turning effort of tapered end 27,22 rotary motions of middle rotor, and upper lock tongue pull bar and lower dead bolt pull bar are along perpendicular
Nogata drives and moved on upper lock tongue component and lower bolt component to motion, completes unblock.
As described above, describing the emergent lock of built-in flat push type of the present utility model in detail, the present apparatus mainly make use of handspike
Internal lever machinery principle, it is possible to achieve horizontal sliding handspike any point can be unlocked, and bolt component is matched somebody with somebody with handspike component
In applying to whole lock body using effort-saving mechanism when closing connection, under the premise of unblock smoothly is ensured, it is not necessary to which pushing just can be with
Unblock, greatly reduces releasing force, and then ensure that numerous passengers can in case of emergency can realize unwinding lock, very big
The safety coefficient of passenger is improve in degree, while there has been shown and described that embodiment of the present utility model, for this area
Those of ordinary skill for, it is possible to understand that do not depart from principle of the present utility model and spirit in the case of can be to these realities
Applying example carries out various changes, modification, replacement and modification, and scope of the present utility model is limited by appended claims and its equivalent
It is fixed.
Claims (11)
1. a kind of built-in flat push type emergent door lock, it is characterised in that including：
Lever assembly (21), is fixedly installed, and in the presence of external force, is rotated around axle center；
Draught line (28), one end is fixedly connected with the lever assembly (21), and the other end is fixedly connected with middle rotor (22), in thick stick
Under the rotary action of bar assembly (21), move horizontally in the horizontal direction；
Middle rotor (22), is fixedly installed, for controlling bolt component (231,232) to stop at the first stop position, and control institute
Stating bolt component (231,232) makes it engage with door body (1), wherein, first stop position corresponds to door body (1) and dead bolt group
The disengaged position of part；
Bolt component (231,232), is connected with the middle rotor (22), under the turning effort of the middle rotor (22), along perpendicular
Nogata engages or departs to moving up and down with door body (1).
2. door lock according to claim 1, it is characterised in that the lever assembly (21) includes：
Multiple first axles (211), are fixedly installed；
Multiple bending parts (212) for setting in the same direction, the axis of bending part (212) is hung down with the axis of the first axle (211)
Directly, each bending part (212) is set on a first axle (211), in the presence of external force, with the first axle
(211) for axle center rotates；
Connecting rod (213), is fixedly connected with multiple bending parts (212) for setting in the same direction, in the presence of external force, makes multiple institutes
Bending part (212) is stated to link.
3. door lock according to claim 2, it is characterised in that the draught line (28), one end and multiple bending parts
(212) it is fixedly connected, the other end is fixedly connected with the middle rotor (22).
4. the door lock according to any one of claim 1-3, it is characterised in that the bolt component (231,232) includes：
Upper lock tongue component (231), is connected with the middle rotor (22), under the turning effort of the middle rotor (22), from first
Stop position rises to the second stop position, wherein, the first stop position corresponds to the disengaging shape of door body (1) and upper lock tongue component (231)
State, the second stop position corresponds to the fastening state of door body (1) and upper lock tongue component (231)；
Lower bolt component (232), is connected with the middle rotor (22), under the turning effort of the middle rotor (22), from first
Stop position drops to the 3rd stop position, wherein, the first stop position corresponds to the disengaging shape of door body (1) and lower bolt component (232)
State, the 3rd stop position corresponds to the fastening state of door body (1) and lower bolt component (232).
5. door lock according to claim 4, it is characterised in that the upper lock tongue component (231) includes：
Upper lock tongue seat board (2311), is fixedly installed, and is set on the upper lock tongue (2312)；
Upper lock tongue (2312), one end is connection end, and one end is movable end, can be produced relative to the upper lock tongue seat board (2311)
Relative movement；
Upper lock tongue pull bar (2313), one end is connected with middle rotor (22), and the other end is connected with upper lock tongue (2312)；
Trigger assembly (2314), is fixedly installed, and is set on the upper lock tongue (2312)
At least one first projections (2315), are fixedly installed on the upper lock tongue (2312)；
Second projection (2316), is fixedly installed on the trigger assembly (2314), for stopping that the first projection (2315) makes it
Stop at the first stop position.
6. door lock according to claim 5, it is characterised in that the upper lock tongue component (231) also includes：
Upper lock tongue shell fragment (2317), is fixedly installed on the trigger assembly (2314), and one end is fixing end, and the other end is activity
End, produces relative rotation relative to the trigger assembly (2314).
7. door lock according to claim 4, it is characterised in that the lower bolt component (232) includes：
U-shaped seat board (2321), is fixedly installed, and is set on lower dead bolt (2323)；
Lower dead bolt pull bar (2322), one end is connected with middle rotor (22), and the other end is connected with lower dead bolt (2323)；
Lower dead bolt (2323), one end is connection end, and the other end is movable end, relative to the U-shaped seat board (2321) and lower dead bolt
Seat board (2324) can produce relative movement；
Lower dead bolt seat board (2324), is fixedly installed, and is set on lower dead bolt (2323).
8. door lock according to claim 7, it is characterised in that the lower bolt component (232) also includes：
Secondary spring (2325), is set on the lower dead bolt (2323) and is set in U-shaped seat board (2321) inner side, is used for
Stability when ensureing lower dead bolt (2323) in retracted mode.
9. door lock according to claim 5, it is characterised in that also including lock head component (27), the lock head component (27)
Including：
Rotation tapered end (271), is set on the upper lock tongue pull bar (2313), in the presence of external force, around the upper lock tongue
Pull bar (2313) is rotated；
Tapered end seat board (272), its one end is provided with U-shaped portion, and the other end is provided with through hole, is engaged with the rotation tapered end, in rotation
Under the turning effort of tapered end (271) so that middle rotor (22) rotates；
3rd projection (273), is fixedly installed on the middle rotor (22), and through the through hole, the chi of its size and through hole
It is very little to be engaged.
10. the door lock according to any one of claim 1-3,5-9, it is characterised in that also include：
Lower cover (24), is fixedly installed, and its size is closed with the matching size of upper cover (25)；
Upper cover (25), is fixedly installed and is fixedly connected with the lower cover (24) by fixedly connected part (26), to realize engaging.
11. door locks according to claim 10, it is characterised in that the fixedly connected part (26) includes：
Alignment pin (261), is vertically arranged, and one end is fixedly connected with the lower cover, and the other end is fixedly connected with the upper cover；
Second axle (262), is fixedly installed in the lower cover (24), and is vertically arranged with the alignment pin (261)；
Annular rotary shaft (263), is movably set on second axle (262), and rotation fortune is done relative to second axle (262)
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621213288.1U CN206245921U (en) | 2016-11-10 | 2016-11-10 | A kind of built-in flat push type emergent door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621213288.1U CN206245921U (en) | 2016-11-10 | 2016-11-10 | A kind of built-in flat push type emergent door lock |
Publications (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223509A (en) * | 2018-03-22 | 2018-06-29 | 哈尔滨工业大学 | A kind of spatial flexible arm of external force unlock compresses relieving mechanism |
| CN108343325A (en) * | 2018-04-17 | 2018-07-31 | 佛山市劲雄机械有限公司 | A kind of emergent door safety device of subway |
| CN109372352A (en) * | 2018-11-19 | 2019-02-22 | 中车长春轨道客车股份有限公司 | A kind of emergency unlocking device when folding door lock fails |
-
2016
- 2016-11-10 CN CN201621213288.1U patent/CN206245921U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223509A (en) * | 2018-03-22 | 2018-06-29 | 哈尔滨工业大学 | A kind of spatial flexible arm of external force unlock compresses relieving mechanism |
| CN108343325A (en) * | 2018-04-17 | 2018-07-31 | 佛山市劲雄机械有限公司 | A kind of emergent door safety device of subway |
| CN108343325B (en) * | 2018-04-17 | 2024-05-31 | 佛山市劲雄机械有限公司 | Subway emergency door safety device |
| CN109372352A (en) * | 2018-11-19 | 2019-02-22 | 中车长春轨道客车股份有限公司 | A kind of emergency unlocking device when folding door lock fails |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20171110 |