CN206513130U - A kind of Protective cover for door lock - Google Patents
A kind of Protective cover for door lock Download PDFInfo
- Publication number
- CN206513130U CN206513130U CN201720022685.9U CN201720022685U CN206513130U CN 206513130 U CN206513130 U CN 206513130U CN 201720022685 U CN201720022685 U CN 201720022685U CN 206513130 U CN206513130 U CN 206513130U
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- CN
- China
- Prior art keywords
- liner
- bulge
- roller
- door lock
- protective cover
- 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 utility model proposes a kind of Protective cover for door lock, including shield body, liner, mounting hole, bulge-structure, block button hole, liner lid, buckle, shell, roller, spring and keyhole, liner is provided with the shield body, the one side of the liner is connected with liner lid, the another side and cage connection of the liner, the liner includes mounting hole, bulge-structure and block button hole, the bulge-structure is placed in the centre of liner, four block button holes are provided with bulge-structure, roller and spring are provided with the bulge-structure, the liner, which is covered, is provided with four buckles, the keyhole is placed in the center of device body.The beneficial effects of the utility model are Stability Analysis of Structures, are conducive to the positioning of roller.
Description
Technical field
The utility model is related to door lock technical field, more particularly, to a kind of Protective cover for door lock.
Background technology
The classification of door lock is a lot, differs in requirement of each occasion to door lock, shield is provided with above door lock, play protection
The effect of lock core, existing Protective cover for door lock, structure is not sufficiently stable, and liner lid is clasped with liner and dismantles inconvenience, the knot of roller
Structure is straight-through cylinder, and locating effect is poor, the life-span has been lost, and repairs very not convenient.
Utility model content
The purpose of this utility model is to provide a kind of Protective cover for door lock, to overcome present in existing Protective cover for door lock not
Foot.
What the technical solution of the utility model was realized in：A kind of Protective cover for door lock, including shield body, liner, installation
In being provided with hole, bulge-structure, block button hole, liner lid, buckle, shell, roller, spring and keyhole, the shield body
Lining, the one side of the liner be connected with liner lid, the another side and cage connection of the liner, the liner including mounting hole,
Bulge-structure and block button hole, the bulge-structure, which is placed on the centre of liner, bulge-structure, is provided with four block button holes, described convex
Rise and be provided with roller and spring in structure, the liner, which is covered, is provided with four buckles, and the keyhole is placed in device body
Center, shell is closed with liner cover buckle.
It is preferred that, the mounting hole of the interior lining is provided with four, and the periphery of bulge-structure is homogeneously disposed in respectively.
It is preferred that, the liner lid is connected with liner by buckle and mounting hole.
It is preferred that, the keyhole runs through liner, liner lid and shell.
It is preferred that, the roller and spring are provided with two, and two rollers are symmetricly set on by spring on keyhole
In the groove of bulge-structure.
It is preferred that, the middle working position diameter dimension of the roller is 6mm, and the diameter dimension at the two ends of roller is
2.3mm。
Above-mentioned technical proposal is employed, the beneficial effects of the utility model are：The Protective cover for door lock, buckle is passed through by liner lid
It is buckled on mounting hole, so that liner lid be closely connected with liner, the structure of roller is changed into centre thick two from original cylinder
The thin structure in side, the size of two roller both ends of the surface is less than the size of middle part, and overall is in two ends raised position, such knot
Structure is conducive to the positioning of roller, accurate, smooth, and the utility model Stability Analysis of Structures, service life are long.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is cross section structure diagram of the present utility model；
Fig. 2 is the structural representation of the utility model liner；
Fig. 3 is the structural representation of the utility model liner lid；
Fig. 4 is the structural representation of the utility model roller；
Fig. 5 is structural representation of the present utility model.
Wherein：1- shields body, 2- liners, 21- mounting holes, 22- bulge-structures, 23- block button holes, 3- liners lid, 31- cards
Button, 4- shells, 5- rollers, 6- springs, 7- keyholes.
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 obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of Protective cover for door lock as shown in Figures 1 to 5, including shield body 1, liner 2, installation
Hole 21, bulge-structure 22, block button hole 23, liner lid 3, buckle 31, shell 4, roller 5, spring 6 and keyhole 7, the shield sheet
Liner 2 is provided with body 1, the one side of the liner 2 is connected with liner lid 3, and the another side of the liner 2 is connected with shell 4, institute
Stating liner 2 includes mounting hole 21, bulge-structure 22 and block button hole 23, and the bulge-structure 22 is placed in the centre of liner 2, projection knot
It is provided with structure 22 on four block button holes 23, the bulge-structure 22 and is provided with roller 5 and spring 6, is set on the liner lid 3
There are four buckles 31, the keyhole 7 is placed in the center of device body 1, and shell 4 is fastened with liner lid 3.
Mounting hole 21 on the liner 2 is provided with four, and the periphery of bulge-structure 22 is homogeneously disposed in respectively, is easily installed
On door lock.
The liner lid 3 is connected with liner 2 by buckle 31 with mounting hole 21, and such design detachable maintaining is just
It is prompt.
The keyhole 7 runs through liner 2, liner lid 3 and shell 4, it is ensured that key is smoothly injected during unlocking.
The roller 5 and spring 6 are provided with two, and two rollers 5 are symmetricly set on convex by spring 6 on keyhole 7
In the groove for playing structure 22, using the elasticity of spring 6, key cut-out spring 6 of roller 5 in insertion shrinks, and extracts key, spring
6 resiliences, roller 5 restores to the original state.
The middle working position diameter dimension of the roller 5 is 6mm, and the diameter dimension at the two ends of roller 5 is 2.3mm, rolling
The both ends of the surface journey convex of post 5, plays a part of positioning.
Operation principle：The Protective cover for door lock, liner lid 3 is buckled on mounting hole 21 by buckle 31, thus by liner lid 3 with
Liner 2 is closely connected, and detachable maintaining is convenient, and the structure of roller 5 is changed into the thin structure in middle thick both sides, two from original cylinder
The size of the individual both ends of the surface of roller 5 is less than the size of middle part, and overall is in two ends raised position, and such structure is conducive to roller
5 positioning.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (6)
1. a kind of Protective cover for door lock, including shield body (1), liner (2), mounting hole (21), bulge-structure (22), block button hole
(23), liner lid (3), buckle (31), shell (4), roller (5), spring (6) and keyhole (7), it is characterised in that：The shield
Liner (2) is provided with cover body (1), the one side of the liner (2) is connected with liner lid (3), the another side of the liner (2)
It is connected with shell (4), the liner (2) includes mounting hole (21), bulge-structure (22) and block button hole (23), the bulge-structure
(22) it is placed on the centre of liner (2), bulge-structure (22) and is provided with four block button holes (23), is set on the bulge-structure (22)
It is equipped with roller (5) and spring (6), the liner lid (3) and is provided with four buckles (31), the keyhole (7) is placed in device
The center of body (1), shell (4) is fastened with liner lid (3).
2. a kind of Protective cover for door lock according to claim 1, it is characterised in that：Mounting hole (21) on the liner (2) is set
Four are equipped with, the periphery of bulge-structure (22) is homogeneously disposed in respectively.
3. a kind of Protective cover for door lock according to claim 1, it is characterised in that：The liner lid (3) passes through card with liner (2)
(31) are detained to be connected with mounting hole (21).
4. a kind of Protective cover for door lock according to claim 1, it is characterised in that：The keyhole (7) is through liner (2), interior
Lining lid (3) and shell (4).
5. a kind of Protective cover for door lock according to claim 1, it is characterised in that：The roller (5) and spring (6) are provided with two
Individual, two rollers (5) are symmetricly set in the groove of bulge-structure (22) by spring (6) on keyhole (7).
6. a kind of Protective cover for door lock according to claim 5, it is characterised in that：The middle working position of the roller (5) is straight
Footpath size is 6mm, and the diameter dimension at the two ends of roller (5) is 2.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022685.9U CN206513130U (en) | 2017-01-10 | 2017-01-10 | A kind of Protective cover for door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022685.9U CN206513130U (en) | 2017-01-10 | 2017-01-10 | A kind of Protective cover for door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513130U true CN206513130U (en) | 2017-09-22 |
Family
ID=59864335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720022685.9U Active CN206513130U (en) | 2017-01-10 | 2017-01-10 | A kind of Protective cover for door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513130U (en) |
-
2017
- 2017-01-10 CN CN201720022685.9U patent/CN206513130U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |