CN209653605U - A kind of security door lockhole protective device with anti-blockage function - Google Patents
A kind of security door lockhole protective device with anti-blockage function Download PDFInfo
- Publication number
- CN209653605U CN209653605U CN201821827477.7U CN201821827477U CN209653605U CN 209653605 U CN209653605 U CN 209653605U CN 201821827477 U CN201821827477 U CN 201821827477U CN 209653605 U CN209653605 U CN 209653605U
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- CN
- China
- Prior art keywords
- baffle
- protective cover
- fixedly connected
- security door
- lockhole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The security door lockhole protective device with anti-blockage function that the utility model discloses a kind of; it is related to security door technical field; it includes protective cover, and the upper and lower surfaces of the protective cover inner wall are fixedly connected to cushion block, and the lower surface of top cushion block is fixedly connected with that there are two first bearings.The security door lockhole protective device with anti-blockage function, pass through protective cover, attachment device, first baffle, second baffle, the mutual cooperation of cylinder and shaft, first baffle and second baffle block cylinder under the elastic force effect of second spring, key is extend into cylinder by user of service, under the promotion of key, first baffle and second baffle rotate around the shaft, key easily passes through first baffle and second baffle, make to be connected between cylinder and lockhole, utilize key by door-lock opening convenient for personnel, under the action of first baffle and second baffle, dust is avoided to enter in lockhole, lockhole is protected, improve the persistence that lock core uses.
Description
Technical field
The utility model relates to security door technical field, specially a kind of security door lockhole with anti-blockage function is protected
Protection unit.
Background technique
Security door is can to resist unnormal unlocking under certain condition within a certain period of time equipped with theftproof lock, is had certain
Security protection performance and the door for meeting corresponding anti-theft security rank.It has both antitheft and safe performance.And make on security door
Lockset must be the Special purpose lock for anti-theft door with anti-drilling function qualified by the detection of inspection center, the Ministry of Public Security.Security door can
To make of different materials, but only reach standard detection qualification, the door for getting safety precaution product quasi- production card could be known as
Security door.
The key lines of safe-guard door lock is complex, is because lock core is more accurate, dust enters in lock core, is easy to make
Obstruction is generated at the abrasion inside lock core, and during being inserted into lockhole to key, reduces the service life of lock core.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of security door lockhole guarantor with anti-blockage function
Protection unit solves dust and enters in lock core, the abrasion be easy to causeing inside lock core, and the process of lockhole is inserted into key
The problem of middle generation hinders, and reduces lock core service life.
(2) technical solution
To achieve the above objectives, the technical scheme adopted by the utility model is that: a kind of security door with anti-blockage function
Lockhole protective device, including protective cover, the upper and lower surfaces of the protective cover inner wall are fixedly connected to cushion block, and on
The lower surface of square cushion block is fixedly connected there are two first bearing, and lower section cushion block corresponds to the position of first bearing and is fixedly connected with the
Two bearings.
The first bearing and second bearing are socketed in the both ends of shaft, and the fixed company in the outer surface of two shafts respectively
It is connected to attachment device, the left side of the attachment device is fixedly connected with the left side of protective cover inner wall, and the phase of two shafts
The side mutually separate with first baffle and second baffle is fixedly connected respectively on opposite, the first baffle and second baffle it is opposite
Face overlap joint, and the back side of first baffle and second baffle is overlapped with the front of cylinder, and first baffle and second baffle is upper
Surface is overlapped with the inner wall of snap-gauge.
The upper surface of the snap-gauge is fixedly connected by the first spring with the lower surface of cushion block, and snap-gauge passes through slide bar in cunning
It is slidably connected in slot, and sliding slot is provided with the lower surface of cushion block and protective cover, the upper surface of the slide bar and positioning device following table
Face overlap joint, and positioning device is connected to the upper surface of protective cover.
Preferably, the front of the protective cover is fixedly connected with security door, and cylinder is corresponding with the position of lockhole.
Preferably, the attachment device includes the first fixed block, and the left side of the first fixed block and protective cover inner wall
Left side is fixedly connected, and the right side of the first fixed block is fixedly connected by second spring with the left side of the second fixed block,
And second the back side of fixed block be fixedly connected with the outer surface of shaft.
Preferably, the positioning device includes thread barrel, and thread barrel is connected to the upper surface of protective cover, the thread barrel
Internal screw thread is connected with threaded post, and the bottom end of threaded post and the top of slide bar overlap, under the top and handle of the threaded post
Surface is fixedly connected.
Preferably, the shape of the sliding slot is rectangle, and the shape of slide bar is rectangle.
Preferably, the shape of the protective cover is circle, and the material of protective cover is transparent plastic.
(3) beneficial effect
The utility model has the beneficial effects that:
1, the security door lockhole protective device with anti-blockage function, passes through protective cover, attachment device, first gear
The mutual cooperation of plate, second baffle, cylinder and shaft, first baffle and second baffle will be justified under the elastic force effect of second spring
Cylinder is blocked, and key is extend into cylinder by user of service, and under the promotion of key, first baffle and second baffle rotate around the shaft,
Key easily passes through first baffle and second baffle, makes to be connected between cylinder and lockhole, utilizes key by door lock convenient for personnel
It opens, under the action of first baffle and second baffle, avoids dust and enter in lockhole, lockhole is protected, improve
The persistence that lock core uses.
2, the security door lockhole protective device with anti-blockage function, passes through positioning device, sliding slot, slide bar, snap-gauge
With the mutual cooperation of the first spring, push slide bar slide downward using positioning device, snap-gauge by first baffle and second baffle into
Row is fixed, and is protected to lockhole.
3, the security door lockhole protective device with anti-blockage function by setting first baffle, second baffle, turns
Axis, first bearing and second bearing improve the flexibility in first baffle and second baffle rotary course.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure that the utility model is faced；
Fig. 2 is the schematic diagram of the section structure that the utility model is overlooked；
Fig. 3 is the structural schematic diagram of the utility model protective cover backsight；
Fig. 4 is the structural schematic diagram of the utility model clamping plate left view.
In figure: 1 protective cover, 2 cushion blocks, 3 first bearings, 4 shafts, 5 first baffles, 6 second baffles, 7 attachment devices, 71
One fixed block, 72 second springs, 73 second fixed blocks, 8 second bearings, 9 positioning devices, 91 handles, 92 thread barrels, 93 screw threads
Column, 10 slide bars, 11 sliding slots, 12 snap-gauges, 13 first springs, 14 cylinders.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of security door lockhole with anti-blockage function
It is fixedly connected with the front of protective device, including protective cover 1, protective cover 1 with security door, the shape of protective cover 1 is circle, and is protected
The material of shield 1 is transparent plastic, and by the way that protective cover 1 is arranged, since protective cover 1 has the transparency, user of service can understand
And accurately extend into key in lockhole from cylinder 14, improve the convenience during user of service's unlatching burglar-proof door, and circle
Cylinder 14 is corresponding with the position of lockhole, and the upper and lower surfaces of 1 inner wall of protective cover are fixedly connected to cushion block 2, and top is padded
The lower surface of block 2 is fixedly connected there are two first bearing 3, by the way that cushion block 2 is arranged, is conducive to first bearing 3 and second bearing 8
It is fixed, it is mutually aligned first baffle 5 and second baffle 6, improves the leakproofness of cylinder 14, and lower section cushion block 2 corresponding first
The position of bearing 3 is fixedly connected with second bearing 8.
First bearing 3 and second bearing 8 are socketed in the both ends of shaft 4 respectively, pass through setting first bearing 3 and second bearing
8, shaft 4 rotates in first bearing 3 and second bearing 8, improves the spirit in 6 rotary course of first baffle 5 and second baffle
Activity, and the outer surface of two shafts 4 is fixedly connected to attachment device 7, attachment device 7 includes the first fixed block 71, is passed through
Attachment device 7, first baffle 5 and second baffle 6 is arranged to block cylinder 14 under the elastic force effect of second spring 72, prevents ash
Dirt enters in protective cover 1, and the left side of the first fixed block 71 is fixedly connected with the left side of 1 inner wall of protective cover, and first
The right side of fixed block 71 is fixedly connected by second spring 72 with the left side of the second fixed block 73, and the second fixed block 73
The back side is fixedly connected with the outer surface of shaft 4, by the first fixed block 71 of setting and the second fixed block 73, is convenient for second spring 72
The left side of the fixation at both ends, attachment device 7 is fixedly connected with the left side of 1 inner wall of protective cover, and the opposite face of two shafts 4
The side mutually separate with first baffle 5 and second baffle 6 is fixedly connected respectively, by the way that first baffle 5 and second baffle 6 is arranged,
First baffle 5 and second baffle 6 block cylinder 14 under the elastic force effect of second spring 72, under the promotion of key, first
4 rotation, key easily pass through first baffle 5 and second baffle 6, make cylinder 14 and lockhole around the shaft for baffle 5 and second baffle 6
Between be connected, convenient for personnel using key by door-lock opening, the opposite face overlap joint of first baffle 5 and second baffle 6, and first gear
The back side of plate 5 and second baffle 6 with cylinder 14 front overlap, and the upper surface of first baffle 5 and second baffle 6 with card
The inner wall of plate 12 overlaps.
The upper surface of snap-gauge 12 is fixedly connected by the first spring 13 with the lower surface of cushion block 2, and snap-gauge 12 passes through slide bar
10 are slidably connected in sliding slot 11, and by the way that snap-gauge 12, user of service's swing handle 91 is arranged, handle 91 drives threaded post 93 upward
Mobile, under the pulling force effect of the first spring 13, snap-gauge 12 is moved up and is separated with first baffle 5 and second baffle 6, card
Plate 12 improves the stability of first baffle 5 and second baffle 6, and sliding slot 11 is provided with the lower surface of cushion block 2 and protective cover 1,
The upper surface and 9 lower surface of positioning device of slide bar 10 overlap, and the shape of sliding slot 11 is rectangle, and the shape of slide bar 10 is rectangle,
Positioning device 9 includes thread barrel 92, and by the way that positioning device 9, user of service's swing handle 91 is arranged, handle 91 drives threaded post 93
Rotation, since thread barrel 92 is fixed on protective cover 1, threaded post 93 is moved under the action of being threadedly coupled with thread barrel 92
Dynamic, convenient for first baffle 5 and second baffle 6 to be fixed, and thread barrel 92 is connected to the upper surface of protective cover 1, thread barrel
92 internal screw threads are connected with threaded post 93, and the bottom end of threaded post 93 and the top of slide bar 10 overlap, the top of threaded post 93 and handle
The lower surface of hand 91 is fixedly connected, and by the way that handle 91 is arranged, the outer surface of handle 91 is provided with anti-skid chequer, rotates handle convenient for people
Use during hand 91, and positioning device 9 is connected to the upper surface of protective cover 1.
The operating procedure of the utility model are as follows:
S1, firstly, user of service's swing handle 91, handle 91 drives threaded post 93 to move up, in the first spring 13
Under pulling force effect, snap-gauge 12 is moved up and is separated with first baffle 5 and second baffle 6；
S2, then, first baffle 5 and second baffle 6 block cylinder 14 under the elastic force effect of second spring 72, due to
Protective cover 1 is the transparency, and key is extend into lockhole by user of service from cylinder 14, under the promotion of key, 5 He of first baffle
4 rotation, key easily pass through first baffle 5 and second baffle 6, make to lead between cylinder 14 and lockhole second baffle 6 around the shaft
It is logical, door-lock opening under the action of first baffle 5 and second baffle 6, is avoided dust and entered using key convenient for personnel
In lockhole, lockhole is protected；
S3, finally, after key is extracted out of lockhole, first baffle 5 and second baffle 6 are made in the elastic force of second spring 72
Cylinder 14 is blocked again under, prevents dust and enters in protective cover 1.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
The utility model processed, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of security door lockhole protective device with anti-blockage function, including protective cover (1), it is characterised in that: described
The upper and lower surfaces of protective cover (1) inner wall are fixedly connected to cushion block (2), and the fixed company in lower surface of top cushion block (2)
There are two connecing first bearing (3), and the position of lower section cushion block (2) corresponding first bearing (3) is fixedly connected with second bearing (8)；
The first bearing (3) and second bearing (8) are socketed in the both ends of shaft (4), and the outer surface of two shafts (4) respectively
It is fixedly connected to attachment device (7), the fixed company in the left side of the attachment device (7) and the left side of protective cover (1) inner wall
It connects, and the side mutually separate with first baffle (5) and second baffle (6) is fixedly connected the opposite face of two shafts (4) respectively, institute
State the opposite face overlap joint of first baffle (5) and second baffle (6), and the back side of first baffle (5) and second baffle (6) with circle
The front overlap joint of cylinder (14), and the upper surface of first baffle (5) and second baffle (6) is overlapped with the inner wall of snap-gauge (12)；
The upper surface of the snap-gauge (12) is fixedly connected by the first spring (13) with the lower surface of cushion block (2), and snap-gauge (12)
It is slidably connected in sliding slot (11) by slide bar (10), and sliding slot (11) is provided with the lower surface of cushion block (2) and protective cover (1),
The upper surface and positioning device (9) lower surface of the slide bar (10) overlap, and positioning device (9) is connected to the upper of protective cover (1)
Surface.
2. a kind of security door lockhole protective device with anti-blockage function according to claim 1, it is characterised in that:
The front of the protective cover (1) is fixedly connected with security door, and cylinder (14) is corresponding with the position of lockhole.
3. a kind of security door lockhole protective device with anti-blockage function according to claim 1, it is characterised in that:
The attachment device (7) includes the first fixed block (71), and a left side for the left side of the first fixed block (71) and protective cover (1) inner wall
Side is fixedly connected, and the right side of the first fixed block (71) passes through the left side of second spring (72) and the second fixed block (73)
It is fixedly connected, and the back side of the second fixed block (73) is fixedly connected with the outer surface of shaft (4).
4. a kind of security door lockhole protective device with anti-blockage function according to claim 1, it is characterised in that:
The positioning device (9) includes thread barrel (92), and thread barrel (92) is connected to the upper surface of protective cover (1), the thread barrel
(92) internal screw thread is connected with threaded post (93), and the top of the bottom end of threaded post (93) and slide bar (10) overlaps, the threaded post
(93) top is fixedly connected with the lower surface of handle (91).
5. a kind of security door lockhole protective device with anti-blockage function according to claim 1, it is characterised in that:
The shape of the sliding slot (11) is rectangle, and the shape of slide bar (10) is rectangle.
6. a kind of security door lockhole protective device with anti-blockage function according to claim 1, it is characterised in that:
The shape of the protective cover (1) is circle, and the material of protective cover (1) is transparent plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827477.7U CN209653605U (en) | 2018-11-07 | 2018-11-07 | A kind of security door lockhole protective device with anti-blockage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827477.7U CN209653605U (en) | 2018-11-07 | 2018-11-07 | A kind of security door lockhole protective device with anti-blockage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209653605U true CN209653605U (en) | 2019-11-19 |
Family
ID=68506179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821827477.7U Expired - Fee Related CN209653605U (en) | 2018-11-07 | 2018-11-07 | A kind of security door lockhole protective device with anti-blockage function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209653605U (en) |
-
2018
- 2018-11-07 CN CN201821827477.7U patent/CN209653605U/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: 20191119 Termination date: 20201107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |