CN220687014U - Screw hole shielding structure of door lock - Google Patents
Screw hole shielding structure of door lock Download PDFInfo
- Publication number
- CN220687014U CN220687014U CN202322286852.9U CN202322286852U CN220687014U CN 220687014 U CN220687014 U CN 220687014U CN 202322286852 U CN202322286852 U CN 202322286852U CN 220687014 U CN220687014 U CN 220687014U
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- shielding
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- sliding
- screw
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- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 239000011324 bead Substances 0.000 claims description 46
- 238000009434 installation Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a screw hole shielding structure of a door lock, which comprises a first lock shell and a shielding sliding cover, wherein screw mounting heads are respectively arranged at the upper end and the lower end of the first lock shell, first screw holes are arranged on the screw mounting heads in a penetrating manner, the insertion ends of the shielding sliding cover can be respectively inserted into the upper end and the lower end of the first lock shell in a sliding manner up and down, the shielding ends of the shielding sliding cover are respectively positioned outside the corresponding screw mounting heads, and an upper positioning structure and a lower positioning structure for positioning after the shielding sliding cover slides to the upper position and the lower position are arranged between the insertion ends of the shielding sliding cover and the first lock shell. The lock has the advantages that the structure is simple and novel, the design is reasonable, the shielding sliding covers capable of moving up and down are arranged at the two ends of the lock shell, and the screw hole positions are exposed or shielded by controlling the shielding sliding covers to move up and down, so that the lock shell can be conveniently assembled and disassembled or the screw holes are shielded to achieve the attractive effect.
Description
Technical Field
The utility model relates to the technical field of door locks, in particular to a screw hole shielding structure of a door lock.
Background
The bridge-cut-off door lock is one of a plurality of door locks, and when the bridge-cut-off door lock shell is installed, screw holes are generally arranged at two ends of the door lock shell so as to realize the installation of the door lock shell, however, the door locks on the market at present are not provided with corresponding screw hole shielding measures, and the screw holes are exposed on the surface of the door lock, so that the door lock with the screw hole shielding design is not attractive, and therefore, the door lock with the screw hole shielding design is necessary to be invented.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a screw hole shielding structure of a door lock, which can improve the attractiveness of the door lock.
In order to achieve the above-mentioned objective, the present utility model provides a screw hole shielding structure of a door lock, including a first lock case, and a shielding sliding cover, wherein the upper end and the lower end of the first lock case are respectively provided with a screw mounting head, a first screw hole is penetrated on the screw mounting head, the insertion ends of the shielding sliding cover can be respectively inserted into the upper end and the lower end of the first lock case in a vertically sliding manner, the shielding ends of the shielding sliding cover are respectively positioned outside the corresponding screw mounting heads, an up-down positioning structure for positioning after the shielding sliding cover slides to the up-down position is provided between the insertion ends of the shielding sliding cover and the first lock case, when the two shielding sliding covers slide in a direction away from the middle position of the first lock case, the shielding ends of the shielding sliding cover can be staggered with the screw mounting heads, so that the first screw holes on the screw mounting heads are exposed, and when the two shielding sliding covers slide in a direction close to the middle position of the first lock case, the shielding ends of the shielding sliding cover can cover the outside the screw mounting heads, so that the shielding screw holes on the screw mounting heads.
As a preferred embodiment, the shielding sliding cover comprises a shielding cover part, two side connecting strips and a back plate part, wherein one ends of the side connecting strips are respectively connected with two sides of the shielding cover part, and the back plate part is connected with the other ends of the two side connecting strips.
As a preferred embodiment, the upper and lower positioning structures comprise positioning beads, sliding guide bars and springs, wherein the two sliding guide bars are respectively arranged at the back of the first lock shell longitudinally and at intervals, two positioning bead limiting blocks which are respectively arranged at intervals are convexly arranged at the front of the back plate part of the shielding sliding cover, sliding guide grooves for inserting the sliding guide bars are respectively arranged between the two sides of the positioning bead limiting blocks and the side connecting bars of the shielding sliding cover, the sliding guide bars are respectively inserted into the corresponding sliding guide grooves, transverse positioning bead mounting grooves are arranged between the two positioning bead limiting blocks, the positioning beads are mounted in the positioning bead mounting grooves and are respectively positioned at the two sides of the positioning bead mounting grooves, the springs are transversely arranged in the positioning bead mounting grooves and are positioned between the two positioning beads, the two positioning bead limiting blocks only allow the local parts of the positioning beads to extend out of the two sides of the positioning bead mounting grooves, upper positioning grooves which are symmetrical to each other are respectively arranged at the inner upper ends of the two sliding guide bars, and lower positioning grooves which are symmetrical to each other are respectively arranged at the inner lower ends of the two sliding guide bars;
when the shielding sliding cover moves upwards to a proper position, the part of the positioning bead extending out can be inserted into the upper positioning groove so that the shielding sliding cover is kept at the upper position of the sliding stroke, and when the shielding sliding cover moves downwards to a proper position, the part of the positioning bead extending out can be inserted into the lower positioning groove so that the shielding sliding cover is kept at the lower position of the sliding stroke.
As a preferred embodiment, the sliding cover further comprises a fastening back plate which is arranged at the back of the insertion part of the first lock shell corresponding to the insertion end of the shielding sliding cover.
The first lock shell is positioned at the back of the first lock shell, and the connecting screw penetrates through the first screw hole on the screw mounting head and is in threaded connection with a second screw hole arranged at the back of the second lock shell, so that connection between the first lock shell and the second lock shell is achieved.
As a preferable implementation mode, pushing grooves are concavely arranged on two sides of the shielding cover part of the shielding sliding cover.
Compared with the prior art, the utility model has the beneficial effects that:
the lock has the advantages that the structure is simple and novel, the design is reasonable, the shielding sliding covers capable of moving up and down are arranged at the two ends of the lock shell, and the screw hole positions are exposed or shielded by controlling the shielding sliding covers to move up and down, so that the lock shell can be conveniently assembled and disassembled or the screw holes are shielded to achieve the attractive effect.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;
FIG. 2 is an exploded enlarged view of a screw hole portion of a first lock case according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the back of the screw hole portion of the first lock case according to the embodiment of the present utility model;
FIG. 4 is a schematic view of the back of the screw hole portion of the first lock case according to the embodiment of the present utility model (with the back plate fastened in a hidden manner);
FIG. 5 is an enlarged view of the back of the screw hole portion of the first lock case according to the embodiment of the present utility model;
fig. 6 is a schematic structural view of a shielding sliding cover (with positioning beads and springs) according to an embodiment of the present utility model;
fig. 7 is a schematic structural view of a shielding sliding cover (without positioning beads and springs) according to an embodiment of the present utility model;
fig. 8 is a schematic back view of a shielding sliding cover according to an embodiment of the utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 8, an embodiment of the present utility model provides a screw hole shielding structure of a door lock, which includes a first lock case 1, a shielding sliding cover 2, a fastening back plate 4, a second lock case 5, and a connecting screw 6, and the structure and the working principle of each component will be described below.
The upper end and the lower extreme of first lock shell 1 are equipped with screw installation head 11 respectively, wear to be equipped with first screw hole 12 on the screw installation head 11, and second lock shell 5 is located behind the first lock shell 1, and connecting screw 6 passes behind the first screw hole 12 on the screw installation head 11 and the second screw hole threaded connection that the back of second lock shell 5 was equipped with to realize being connected between first lock shell 1 and the second lock shell 5.
As shown in fig. 7 and 8, the shielding slider 2 may include a shielding cover portion 21, side connection bars 22, and a back plate portion 23, the side connection bars 22 are provided with two pieces, one end of the side connection bar 22 is connected to both sides of the shielding cover portion 21, and the back plate portion 23 is connected to the other ends of the two side connection bars 22.
The lower ends of the side connecting strips 22 and the back plate parts 23 of the two shielding sliding covers 2 are respectively positioned in the upper end and the lower end of the first lock shell 1, the two shielding sliding covers 2 can slide up and down, the shielding cover parts 21 of the two shielding sliding covers 2 are respectively positioned outside the corresponding screw mounting heads 11, and an upper and lower positioning structure for positioning after the shielding sliding covers 2 slide to the upper and lower positions is arranged between the lower ends of the side connecting strips 22 and the back plate parts 23 of the shielding sliding covers 2 and the first lock shell 1.
In this embodiment, the upper and lower positioning structure may include positioning beads 31, sliding guide bars 32 and springs 33, the sliding guide bars 32 are provided with two positioning bead limiting blocks 24 respectively longitudinally and at intervals arranged at the back of the first lock case 1, the front surface of the back plate portion 23 of the shielding sliding cover 2 is convexly provided with two positioning bead limiting blocks 24 respectively arranged at intervals up and down, two sides of the positioning bead limiting blocks 24 and side connecting bars 22 of the shielding sliding cover 2 are respectively provided with an upper positioning groove 321 for inserting the sliding guide bars 32 into the sliding guide grooves, the sliding guide bars 32 are respectively inserted into the corresponding sliding guide grooves, a transverse positioning bead mounting groove 25 is arranged between the two positioning bead limiting blocks 24, the positioning beads 31 are mounted in the positioning bead mounting grooves 25 and are respectively located at two sides of the positioning bead mounting groove 25, the springs 33 are transversely arranged in the positioning bead mounting grooves 25 and located between the two positioning beads 31, the two positioning bead limiting blocks 24 only allow local parts of the positioning beads 31 to extend out of two sides of the positioning bead mounting groove 25, upper positioning grooves 321 are respectively arranged at the inner upper ends of the two sliding guide bars 32, and lower ends of the two sliding guide bars 32 are respectively provided with mutually symmetrical positioning grooves 322.
When the shielding sliding cover 2 moves up to the position, the part of the positioning bead 31 can be inserted into the upper positioning groove 321, so that the shielding sliding cover 2 is kept at the upper position of the sliding stroke, and when the shielding sliding cover 2 moves down to the position, the part of the positioning bead 31 can be inserted into the lower positioning groove 322, so that the shielding sliding cover 2 is kept at the lower position of the sliding stroke.
The fastening back plate 4 is arranged at the back of the extending part of the first lock shell 1 corresponding to the shielding sliding cover 2.
In order to facilitate the pushing of the shielding sliding cover by the user, pushing grooves 26 are concavely arranged on both sides of the shielding cover part 21 of the shielding sliding cover 2.
When the door lock is required to be installed or detached, a worker can put fingers into the pushing grooves and push the shielding sliding covers, so that the two shielding sliding covers slide in the direction away from the middle position of the first lock shell 1, the shielding cover parts of the shielding sliding covers 2 can be staggered with the screw installation head 11, the first screw holes 12 on the screw installation head 11 are exposed, the door lock shell is convenient to install or detach, when the door lock is normally used, the user needs to push the shielding sliding covers, so that the two shielding sliding covers slide in the direction close to the middle position of the first lock shell 1, the shielding cover parts of the shielding sliding covers 2 can cover the outside of the screw installation head 11, the first screw holes 12 on the shielding screw installation head 11 are shielded, no screw holes are exposed on the surface of the door lock shell, and the attractiveness of the door lock is improved.
The first lock shell and the second lock shell of the present embodiment may be used as a door inner lock shell and a door outer lock shell of the door lock respectively, and meanwhile, the bridge-cut-off door lock of the present embodiment may further include components such as a door lock handle 01 and a handle transmission square shaft 02, which are not related to the improvement in this aspect, and will not be described herein.
In summary, the lock has the advantages of simple and novel structure and reasonable design, the shielding sliding covers capable of moving up and down are arranged at the two ends of the lock shell, and the screw hole sites are exposed or shielded by controlling the shielding sliding covers to move up and down, so that the lock shell can be conveniently assembled and disassembled or the screw holes are shielded to achieve attractive effect.
The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.
Claims (6)
1. A screw hole shielding structure of a door lock is characterized in that: the novel lock comprises a first lock shell (1) and a shielding sliding cover (2), wherein screw mounting heads (11) are respectively arranged at the upper end and the lower end of the first lock shell (1), first screw holes (12) are formed in the screw mounting heads (11) in a penetrating mode, the insertion ends of the shielding sliding cover (2) can be respectively inserted into the upper end inner part and the lower end inner part of the first lock shell (1) in a sliding mode, the shielding ends of the shielding sliding cover (2) are respectively located outside the screw mounting heads (11) corresponding to the shielding ends, an upper positioning structure and a lower positioning structure are arranged between the insertion ends of the shielding sliding cover (2) and the first lock shell (1) and used for positioning after the shielding sliding cover (2) slides to the upper position and the lower position, when the two shielding sliding covers (2) slide in the direction away from the middle position of the first lock shell (1), the shielding ends of the shielding sliding cover (2) can be staggered with the screw mounting heads (11), the first screw holes (12) on the screw mounting heads (11) are exposed, and when the two shielding sliding covers (2) are close to the middle position of the first lock shell (1), and the screw mounting heads (11) can be arranged outside the screw heads (11).
2. The screw hole shielding structure of a door lock according to claim 1, wherein: the shielding sliding cover (2) comprises a shielding cover part (21), side connecting strips (22) and a back plate part (23), wherein two side connecting strips (22) are arranged, one ends of the side connecting strips (22) are respectively connected with two sides of the shielding cover part (21), and the back plate part (23) is connected with the other ends of the two side connecting strips (22).
3. The screw hole shielding structure of a door lock according to claim 1, wherein: the upper and lower positioning structure comprises positioning beads (31), sliding guide bars (32) and springs (33), wherein the sliding guide bars (32) are provided with two positioning bead installation grooves (25) which are respectively longitudinally and alternately arranged at the back of the first lock shell (1), two positioning bead limiting blocks (24) which are respectively arranged at intervals up and down are convexly arranged on the front surface of a back plate part (23) of the shielding sliding cover (2), sliding guide grooves for inserting the sliding guide bars (32) are respectively arranged between two sides of the positioning bead limiting blocks (24) and a side connecting bar (22) of the shielding sliding cover (2), the sliding guide bars (32) are respectively inserted into the sliding guide grooves, transverse positioning bead installation grooves (25) are arranged between the two positioning bead limiting blocks (24), the positioning beads (31) are installed in the positioning bead installation grooves (25) and are respectively positioned at two sides of the positioning bead installation grooves (25), the two positioning bead limiting blocks (24) only allow the sliding guide bars (31) to be inserted into the sliding guide grooves, and the two inner side positions (32) of the two positioning beads (31) are symmetrically arranged at two sides of the two inner side positions (32) where the sliding guide bars (321) are respectively protruded;
when the shielding sliding cover (2) moves upwards to a proper position, the part of the positioning bead (31) can be inserted into the upper positioning groove (321) so that the shielding sliding cover (2) is kept at the upper position of the sliding stroke, and when the shielding sliding cover (2) moves downwards to a proper position, the part of the positioning bead (31) can be inserted into the lower positioning groove (322) so that the shielding sliding cover (2) is kept at the lower position of the sliding stroke.
4. The screw hole shielding structure of a door lock according to claim 1, wherein: the novel lock further comprises a fastening back plate (4), wherein the fastening back plate (4) is arranged on the back of an insertion part of the first lock shell (1) corresponding to the insertion end of the shielding sliding cover (2).
5. The screw hole shielding structure of a door lock according to claim 1, wherein: still include second lock shell (5) and connecting screw (6), second lock shell (5) are located behind first lock shell (1), connecting screw (6) pass behind first screw hole (12) on screw installation head (11) with the second screw hole threaded connection that the back of second lock shell (5) was equipped with to realize being connected between first lock shell (1) and second lock shell (5).
6. The screw hole shielding structure of a door lock according to claim 1, wherein: both sides of the shielding cover part (21) of the shielding sliding cover (2) are concavely provided with pushing grooves (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322286852.9U CN220687014U (en) | 2023-08-24 | 2023-08-24 | Screw hole shielding structure of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322286852.9U CN220687014U (en) | 2023-08-24 | 2023-08-24 | Screw hole shielding structure of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220687014U true CN220687014U (en) | 2024-03-29 |
Family
ID=90407866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322286852.9U Active CN220687014U (en) | 2023-08-24 | 2023-08-24 | Screw hole shielding structure of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220687014U (en) |
-
2023
- 2023-08-24 CN CN202322286852.9U patent/CN220687014U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |