CN207260801U - A kind of concealed type safety lock - Google Patents
A kind of concealed type safety lock Download PDFInfo
- Publication number
- CN207260801U CN207260801U CN201721066509.1U CN201721066509U CN207260801U CN 207260801 U CN207260801 U CN 207260801U CN 201721066509 U CN201721066509 U CN 201721066509U CN 207260801 U CN207260801 U CN 207260801U
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- China
- Prior art keywords
- connecting rod
- hole
- lock
- knob
- lacing film
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Abstract
A kind of concealed type safety lock is the utility model is related to, the concealed type safety lock is installed between door-plate and doorframe, including lock core component, knob assembly and lacing film component.Lock core component is installed in door-plate, and lock core component includes lock core shell, moving pin, first connecting rod, second connecting rod and connecting rod rack.Knob assembly includes knob and lock tongue, and knob can be rotatably set in door-plate surface.Lacing film component is installed on doorframe, and lacing film component includes lacing film, and one end and the doorframe of lacing film are hinged, and the other end of lacing film is equipped with spacing straight slot, and when door-plate is closed with respect to doorframe and moving pin is stretched out from lock core shell, moving pin is located in spacing straight slot.Such concealed type safety lock, it can realize the function same with door chain or antitheft hasp, but its critical piece is installed in inside door-plate OR gate frame, and exposed component is few, and structure is novel, improves security and aesthetics.
Description
Technical field
A kind of door lock is the utility model is related to, particularly a kind of concealed type safety lock.
Background technology
Door be the essential part of building, be mainly used for interior of building with outside isolate or building
The isolation of inner space.And important component of the door lock as door, be building safety important barrier.Some to safety
Property more demanding occasion in, such as hotel's door, in addition to normal door lock is installed, generally require to install additional a door chain or
The antitheft hasp of person.
Door chain or antitheft hasp primarily serve two effects：First is that someone destroys conventional door-lock opening behind the door, is made
Door-plate and doorframe are still connected for one of barrier, plays certain protective action；Second is when there is stranger to knock at the door or has
People can open the endless total detachment doorframe of door, the people in door can first observe outdoors when delivering article into door outdoors
Situation directly delivers article by crack between a door and its frame, has effectively ensured the safety of personnel within doors and property.
Existing door chain or antitheft hasp are typically mounted at door-plate inner surface on the market, with application time not
Disconnected to lengthen, criminal has grasped the crack method of door chain or antitheft hasp completely, simultaneously because it is mounted directly
On door-plate surface, security and aesthetics can not all meet the needs of people.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of concealed type safety lock, its can realize with door chain or
The same function of the antitheft hasp of person, but its critical piece is installed in inside door-plate OR gate frame, exposed component is few, knot
Structure is novel, improves security and aesthetics.
In order to solve the above-mentioned technical problem, the technical scheme that the utility model is provided is as follows：
A kind of concealed type safety lock, the concealed type safety lock are installed between door-plate and doorframe, including lock core component, rotation
Button component and lacing film component.Lock core component is installed in door-plate, and lock core component includes lock core shell, moving pin, first connecting rod, the
Two connecting rods and connecting rod rack.Connecting rod rack is fixedly mounted on one end of lock core shell, and one end and the connecting rod rack of second connecting rod are cut with scissors
Connect, the other end of second connecting rod and one end of first connecting rod are hinged, and the other end of first connecting rod and the afterbody of moving pin are hinged, and are moved
Dynamic pin, first connecting rod and second connecting rod are installed in lock core shell, and the head of moving pin can be stretched out or retract from lock core shell.Rotation
Button component includes knob and lock tongue, and the both ends of lock tongue are connected with knob and second connecting rod respectively, and knob is arranged on door-plate table
On face.Lacing film component is installed on doorframe, and lacing film component includes lacing film, and one end and the doorframe of lacing film are hinged, the other end of lacing film
Equipped with spacing straight slot, when door-plate is closed with respect to doorframe and moving pin is stretched out from lock core shell, moving pin is located in spacing straight slot.
Need by door it is half-open when, be closed lower turning knob in door, lock tongue and then rotates, lock tongue and second connecting rod
Also there is drive connection relation, therefore lock tongue drives second connecting rod movement, and second connecting rod is hinged with first connecting rod, first connecting rod
Move therewith, last first connecting rod drives moving pin to be moved out along lock core shell, stretches into the spacing straight slot of lacing film.Due to moving
Dynamic pins position is in lacing film, and lacing film is hinged with doorframe, at this time opens door, lacing film with moving pin show highest distance position when,
Door-plate can not be opened further, form safe half-open position.And in normal door, as long as in the case where door is closed
Knob is rotated backward, by transmission, moving pin is retracted into lock core shell, you can normal door.
Using such structure, the function same with door chain or antitheft hasp can be realized, while lock core component is pacified
In door-plate, lacing film component is installed in doorframe, and exposed component is few, and structure is novel, improves security and U.S.
The property seen.
Further, connecting rod rack is inserted into lock core shell, and one end of connecting rod rack is equipped with a circle flange, flange and lock core
The end face of shell abuts against.Engaging through hole is additionally provided with lock core shell, connecting rod rack is equipped with snap fit tabs, and connecting rod rack loads lock core shell
When snap fit tabs be caught in engaging through hole in.The setting of flange can determine the axial location of connecting rod rack, snap fit tabs and engaging
The setting of through hole then ensures that connecting rod rack will not rotate with respect to lock core shell, it is ensured that both firm connections.
Further, the material of connecting rod rack is nylon or elastic metallic.Due to the assembling of connecting rod rack and lock core shell
Need by interfering the deformation at position engaging to engage, it is therefore desirable to which connecting rod rack has certain elasticity, nylon or elasticity
Metal material can meet requirement.
Further, second connecting rod includes one end of the first burst and the second burst, the first burst and the second burst
Equipped with boss, connecting rod rack is equipped with groove, and boss is installed in groove and can be freely rotated.Can be real using such structure
Existing second connecting rod and connecting rod rack are hinged.
Further, lock tongue is square cylinder, and one end that the first burst and the second burst are equipped with boss is equipped with and matches somebody with somebody with lock tongue
The square through hole of conjunction, the position that connecting rod rack corresponds to square through hole are equipped with the lock tongue through hole that area is more than the square through hole, lock
Tongue through hole is passed through for lock tongue.Latch design is square cylinder, lock tongue in itself can passing power, be not required to be driven by increasing key
Carry out passing power etc. mode, simple in structure, the processing cost of lock tongue is not also high.
Further, one end that knob is connected with lock tongue is equipped with square blind hole, and lock tongue is inserted into square blind hole.Equally
, the transmission of knob and lock tongue is simple in structure also by square hole and square shaft.
Further, knob assembly further includes locking face, and locking face is spirally connected with door-plate surface, and the center of locking face leads to equipped with knob
Hole, one end outer surface that knob is equipped with square blind hole are equipped with jump-ring slot, and the knob is made through knob through hole and with clamp spring is spacing
Knob cannot be deviate from from knob through hole.Being rotatably connected for knob and locking face, structure letter can be completed using such structure
It is single, it is easy to accomplish.
Further, locking face is equipped with the first lateral margin, and the first lateral margin is equipped with inner fovea part.Knob assembly further includes locking face
Cover, locking face cover are equipped with the second lateral margin, and second lateral margin is equipped with tapped through hole.The design of locking face cover is to cover locking face
Screw head, improve the aesthetics of lockset.
Further, the head of moving pin is equipped with one section of annular groove, and the width of annular groove is more than the thickness of lacing film.The design of annular groove
It can ensure that lacing film is firmly hung on moving pin, enhance the security of lockset.
Further, doorframe is equipped with lacing film tank close to the position at edge, and doorframe is equipped with the doorframe through lacing film tank
Through hole, lacing film are equipped with installation through-hole with the hinged one end of doorframe.Lacing film component further includes screw, and screw is penetrated from doorframe through hole,
Through the installation through-hole of lacing film, then it is pierced by from doorframe through hole and is fixed with nut.Lacing film and door are realized using such structure
Being hinged for frame, it is simple in structure.
In conclusion such concealed type safety lock can realize the function same with door chain or antitheft hasp, but
That its critical piece is installed in inside door-plate OR gate frame, exposed component is few, and structure is novel, improve security and
Aesthetics.
Brief description of the drawings
Fig. 1 is structure diagram when the present embodiment implementation concealed type safety lock door-plate is half-open safely；
Fig. 2 is the partial enlarged view of A in Fig. 1；
Fig. 3 is the structural representation that door-plate and lock core shell are concealed when the present embodiment concealed type safety lock door-plate is half-open safely
Figure；
Fig. 4 is the partial enlarged view of B in Fig. 3；
Fig. 5 is the structure diagram of the present embodiment door-plate；
Fig. 6 is the partial enlarged view of C in Fig. 5；
Fig. 7 is the structure diagram of the present embodiment lock core component；
Fig. 8 is the lock core component structure diagram that the present embodiment lock core component hides lock core shell；
Fig. 9 is the exploded perspective view of the present embodiment lock core component and lock cylinder installation plate；
Figure 10 is the structure diagram of the present embodiment knob assembly；
Figure 11 is the exploded perspective view of the present embodiment knob assembly；
Figure 12 is the structure diagram of the present embodiment doorframe and lacing film component；
Figure 13 is the partial enlarged view of D in the present embodiment Figure 12；
Figure 14 conceals the structure diagram of door-plate when being the present embodiment concealed type safety lock door-plate closure；
Figure 15 is the partial enlarged view of E in Figure 14；
Wherein, door-plate -1, slot -11, doorframe -2, lacing film tank -21, doorframe notch -22, lock core component -3, lock core shell -
31, engage through hole -31a, housing notch -31b, moving pin -32, annular groove -32a, first connecting rod -33, the three burst -33a, the 4th
Burst -33b, second connecting rod -34, the first burst -34a, the second burst -34b, boss -34c, connecting rod rack -35, snap fit tabs -
35a, groove -35b, knob assembly -4, knob -41, square blind hole -41a, jump-ring slot -41b, lock tongue -42, locking face -43, knob
Through hole -43a, inner fovea part -43b, clamp spring -44, locking face cover -45, tapped through hole -45a, lacing film component -5, lacing film -51 are spacing logical
Groove -51a, screw -52.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, a kind of concealed type safety lock, the concealed type safety lock is installed on door-plate 1
Between doorframe 2, including lock core component 3, knob assembly 4 and lacing film component 5.
Lock core component 3 is installed in door-plate 1, and lock core component 3 includes lock core shell 31, moving pin 32, first connecting rod 33, second
Connecting rod 34 and connecting rod rack 35.As shown in Figure 5 and Figure 6, door-plate 1 is equipped with the slot 11 of installation lock core shell 31.Such as Fig. 7 institutes
Show, connecting rod rack 35 is fixedly mounted on one end of lock core shell 31, and connecting rod rack 35 is inserted into lock core shell 31.Connecting rod rack 35
One end is equipped with a circle flange, and the end face of flange and lock core shell 31 abuts against.Engaging through hole 31a, connecting rod branch are additionally provided with lock core shell 31
Frame 35 is equipped with snap fit tabs 35a, and snap fit tabs 35a is caught in engaging through hole 31a when connecting rod rack 35 loads lock core shell 31, in.
The setting of flange can determine the axial location of connecting rod rack 35, and the setting of snap fit tabs 35a and engaging through hole 31a then ensure to connect
Bar stent 35 will not rotate with respect to lock core shell 31, it is ensured that both firm connections.Lock core shell 31 is remote to be equipped with connecting rod rack
35 other end is additionally provided with lock cylinder installation plate 36, lock cylinder installation plate 36 and 31 secure fit of lock core shell, lock cylinder installation plate 31 and door
Plate 1 is spirally connected.
The material of connecting rod rack 35 is nylon or elastic metallic.In the present embodiment, the material of connecting rod rack 35 is nylon,
Since the assembling of connecting rod rack 35 and lock core shell 31 needs to engage by interfering the deformation at position to engage, it is therefore desirable to connecting rod branch
Frame 35 has certain elasticity, and nylon or elastic metallic material can meet requirement.
As shown in Figure 8 and Figure 9, one end of second connecting rod 34 and connecting rod rack 35 are hinged.In the present embodiment, second connecting rod 34
One end including the first burst 34a and the second burst 34b, the first burst 34a and the second burst 34b is equipped with boss 34c,
Connecting rod rack 35 is equipped with groove 35b, and boss 34c is installed in groove 35b and can be freely rotated.
The other end of second connecting rod 34 and one end of first connecting rod 33 are hinged, the other end and the moving pin 32 of first connecting rod 33
Afterbody be hinged.In the present embodiment, first connecting rod 33 includes the 3rd burst 33a and the 4th burst 33b, and the of second connecting rod 34
One burst 34a and second one end of burst 34b away from connecting rod rack 35 are installed on the 3rd burst 33a and the 4th burst 33b
Between, four bursts are equipped with through hole, and the first short pin sequentially passes through through hole, and first connecting rod 33 is formed with second connecting rod 34 and cut with scissors
Connect.And the 3rd burst 33a, the other end of the 4th burst 33b and the afterbody of trundle 32 also are provided with through hole, the second short pin is successively
Through through hole, first connecting rod 33 forms hinged with 32 afterbody of moving pin.Moving pin 32, first connecting rod 33 and second connecting rod 34 are equal
In lock core shell 31, the head of moving pin 32 can be stretched out or retract from lock core shell 31.
As shown in Figure 10 and Figure 11, knob assembly 4 includes knob 41 and lock tongue 42, the both ends of lock tongue 42 respectively with knob
41 and second connecting rod 34 connect.In the present embodiment, lock tongue 42 is square cylinder, and the first burst 34a and the second burst 34b are equipped with
One end of boss 34c is equipped with the square through hole coordinated with lock tongue 42, and the position that connecting rod rack 35 corresponds to square through hole is equipped with area
More than the lock tongue through hole of the square through hole, lock tongue through hole is passed through for lock tongue 42.Lock tongue 42 is designed as square cylinder, lock tongue 42
Body can passing power, be not required to by increasing key be driven etc. mode come passing power, simple in structure, the processing cost of lock tongue 42
Also it is not high.One end that knob 41 is connected with lock tongue 42 is equipped with square blind hole 41a, and lock tongue 42 is inserted into square blind hole 41a.Together
Sample, the transmission of knob 41 and lock tongue 42 is simple in structure also by square hole and square shaft.
Knob 41 is arranged on 1 surface of door-plate.Knob assembly 4 further includes locking face 43, and locking face 43 is spirally connected with 1 surface of door-plate,
The center of locking face 43 is equipped with knob through hole 43a, and one end outer surface of the knob 41 equipped with square blind hole 41a is equipped with jump-ring slot 41b, institute
Knob 41 is stated through knob through hole 43a and prevents knob 41 from deviating from from knob through hole 43a with clamp spring 44 is spacing.Using so
Structure can complete being rotatably connected for knob 41 and locking face 43, have the advantages of simple structure and easy realization.
Further, locking face 43 is equipped with the first lateral margin, and the first lateral margin is equipped with inner fovea part 43b.Knob assembly 4 further includes
Locking face cover 45, locking face cover 45 are equipped with the second lateral margin, and second lateral margin is equipped with tapped through hole 45a.Holding screw is from screw thread
Screwed in through hole 45a, hold out against inner fovea part 43b, locking face cover 45 can be completed to be fixedly connected with locking face 43.The design of locking face cover 45
It is to cover the screw head of locking face 43, improves the aesthetics of lockset.
Lacing film component 5 is installed on doorframe 2, and as shown in Figure 12 and Figure 13, lacing film component 5 includes lacing film 51, lacing film 51
One end and doorframe 2 are hinged, and the other end of lacing film 51 is equipped with spacing straight slot 51a, door-plate 1 closed with respect to doorframe 2 and moving pin 32 oneself
When being stretched out in lock core shell 31, moving pin 32 is located in spacing straight slot 51a.Specifically, in the present embodiment, doorframe 2 is close to edge
Position be equipped with lacing film tank 21, doorframe 2 is equipped with the doorframe through hole through lacing film tank 21, and lacing film 51 and doorframe 2 are hinged
One end is equipped with installation through-hole.Lacing film component 5 further includes screw 52, and screw 52 is penetrated from 2 through hole of doorframe, through the installation of lacing film 51
Through hole, then be pierced by from 2 through hole of doorframe and fixed with nut.Being hinged for lacing film 51 and doorframe 2 is realized using such structure, is tied
Structure is simple.
In addition, the head of moving pin 32 is equipped with one section of annular groove 32a, the width of annular groove 32a is more than the thickness of lacing film 51.Annular groove
The design of 32a can ensure that lacing film 51 is firmly hung on moving pin 32, enhance the security of lockset.
It should be noted that the doorframe notch 22 of moving pin 32 is accommodated when moving pin 32 stretches out on doorframe 2, as shown in figure 13, with
And the housing notch 31b of receiving connecting rod is to avoid interference with set, those skilled in the art during the retraction of moving pin 32 on lock core shell 31
It should be appreciated that.
As shown in Figure 4, it is necessary to by door it is half-open when, be closed lower turning knob 41 in door, lock tongue 42 and then turns
Dynamic, lock tongue 42 has drive connection relation with second connecting rod 34, therefore lock tongue 42 drives second connecting rod 34 to move, and second connecting rod
34 is hinged with first connecting rod 33, and first connecting rod 33 moves therewith, and last first connecting rod 33 drives moving pin 32 along lock core shell 31
Move out, stretch into the spacing straight slot 51a of lacing film 51.Since moving pin 32 is located in lacing film 51, and lacing film 51 and doorframe 2
It is hinged, door is opened at this time, lacing film 51 with moving pin 32 show highest distance position when, door-plate 1 can not be opened further, shape
Into the half-open position of safety.And in normal door, as shown in Figure 14 and Figure 15, as long as being closed lower reverse turn in door
Dynamic knob 41, by transmission, moving pin 32 is retracted into lock core shell 31, you can normal door.
In conclusion such concealed type safety lock can realize the function same with door chain or antitheft hasp, but
That its critical piece is installed in inside 1 OR gate frame 2 of door-plate, exposed component is few, and structure is novel, improve security with
And aesthetics.
In short, the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
All any modification, equivalent and improvement made within spirit of the present utility model and principle etc., should be included in this practicality
Within new protection domain.
Claims (10)
1. a kind of concealed type safety lock, the concealed type safety lock is installed between door-plate and doorframe, it is characterised in that：Including lock
Core assembly, knob assembly and lacing film component；
The lock core component is installed in door-plate, and the lock core component includes lock core shell, moving pin, first connecting rod, second connecting rod
And connecting rod rack, the connecting rod rack are fixedly mounted on one end of lock core shell, one end of the second connecting rod and connecting rod rack
Hinged, the other end of the second connecting rod and one end of first connecting rod are hinged, the other end of the first connecting rod and moving pin
Afterbody is hinged, and the moving pin, first connecting rod and second connecting rod are installed in lock core shell, and the head of the moving pin can be from
Lock core shell is stretched out or retracted；
The knob assembly includes knob and lock tongue, and the both ends of the lock tongue are connected with knob and second connecting rod respectively, institute
Knob is stated to be arranged on door-plate surface；
The lacing film component is installed on doorframe, and the lacing film component includes lacing film, and one end and the doorframe of the lacing film are hinged, institute
The other end for stating lacing film is equipped with spacing straight slot, mobile when the door-plate is closed with respect to doorframe and moving pin is stretched out from lock core shell
Pins position is in the spacing straight slot.
2. concealed type safety lock described in accordance with the claim 1, it is characterised in that：The connecting rod rack is inserted into lock core shell,
One end of the connecting rod rack is equipped with a circle flange, and the end face of the flange and lock core shell abuts against；It is additionally provided with the lock core shell
Engage through hole, the connecting rod rack is equipped with snap fit tabs, and snap fit tabs are caught in engaging through hole when connecting rod rack loads lock core shell
In.
3. concealed type safety lock described in accordance with the claim 2, it is characterised in that：The material of the connecting rod rack for nylon or
Elastic metallic.
4. concealed type safety lock described in accordance with the claim 3, it is characterised in that：The second connecting rod include the first burst and
Second burst, one end of first burst and the second burst are equipped with boss, and the connecting rod rack is equipped with groove, described convex
Platform is installed in groove and can be freely rotated.
5. according to the concealed type safety lock described in claim 4, it is characterised in that：The lock tongue is square cylinder, described first
One end that burst and the second burst are equipped with boss is equipped with the square through hole coordinated with lock tongue, and the connecting rod rack corresponds to square through hole
Position be equipped with the lock tongue through hole that area is more than the square through hole, the lock tongue through hole passes through for lock tongue.
6. according to the concealed type safety lock described in claim 5, it is characterised in that：One end that the knob is connected with lock tongue is equipped with
Square blind hole, the lock tongue are inserted into square blind hole.
7. according to the concealed type safety lock described in claim 6, it is characterised in that：The knob assembly further includes locking face, described
Locking face is spirally connected with door-plate surface, and the center of the locking face is equipped with knob through hole, and the knob is equipped with one end appearance of square blind hole
Face is equipped with jump-ring slot, and the knob through knob through hole and prevents knob from deviating from from knob through hole with clamp spring is spacing.
8. according to the concealed type safety lock described in claim 7, it is characterised in that：The locking face is equipped with the first lateral margin, described
First lateral margin is equipped with inner fovea part；The knob assembly further includes locking face cover, and the locking face cover is equipped with the second lateral margin, and described
Two lateral margins are equipped with tapped through hole.
9. according to the concealed type safety lock described in claim 5, it is characterised in that：The head of the moving pin is equipped with one section of ring
Groove, the width of the annular groove are more than the thickness of lacing film.
10. according to the concealed type safety lock described in claim 9, it is characterised in that：The doorframe is equipped with close to the position at edge
Lacing film tank, the doorframe are equipped with the doorframe through hole through lacing film tank, and the lacing film is equipped with peace with the hinged one end of doorframe
Fill through hole；The lacing film component further includes screw, and the screw is penetrated from doorframe through hole, through the installation through-hole of lacing film, then from
Doorframe through hole is pierced by and is fixed with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721066509.1U CN207260801U (en) | 2017-08-24 | 2017-08-24 | A kind of concealed type safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721066509.1U CN207260801U (en) | 2017-08-24 | 2017-08-24 | A kind of concealed type safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207260801U true CN207260801U (en) | 2018-04-20 |
Family
ID=61922287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721066509.1U Withdrawn - After Issue CN207260801U (en) | 2017-08-24 | 2017-08-24 | A kind of concealed type safety lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207260801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386835A (en) * | 2017-08-24 | 2017-11-24 | 浙江武义万隆门业有限公司 | A kind of concealed type safety lock |
-
2017
- 2017-08-24 CN CN201721066509.1U patent/CN207260801U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386835A (en) * | 2017-08-24 | 2017-11-24 | 浙江武义万隆门业有限公司 | A kind of concealed type safety lock |
| CN107386835B (en) * | 2017-08-24 | 2022-11-18 | 浙江武义万隆门业有限公司 | Concealed safety lock |
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| AV01 | Patent right actively abandoned | ||
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Granted publication date: 20180420 Effective date of abandoning: 20221118 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180420 Effective date of abandoning: 20221118 |