CN221220111U - Antitheft device for door - Google Patents
Antitheft device for door Download PDFInfo
- Publication number
- CN221220111U CN221220111U CN202323146438.4U CN202323146438U CN221220111U CN 221220111 U CN221220111 U CN 221220111U CN 202323146438 U CN202323146438 U CN 202323146438U CN 221220111 U CN221220111 U CN 221220111U
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- China
- Prior art keywords
- door
- sliding groove
- casing
- shell
- limiting
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- 230000000670 limiting effect Effects 0.000 claims abstract description 42
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Abstract
The utility model relates to a door anti-theft device, which comprises a shell arranged in a door pocket, wherein a limiting piece is connected in a sliding manner in the shell, the limiting piece is in an L-shaped structure, a vertical section of the limiting piece is in sliding connection in the shell, a horizontal section of the limiting piece is arranged outside the shell, a through hole is formed in the outer end face of the shell, a limiting bulge is arranged at the bottom of the through hole, a straight sliding groove and an arc sliding groove are respectively formed in the vertical section of the limiting piece, the length direction of the straight sliding groove is consistent with the axis direction of the through hole, the arc sliding groove is communicated with the straight sliding groove, the arc sliding groove is arranged at the outer side of the straight sliding groove, the limiting bulge is in sliding connection with the straight sliding groove or the arc sliding groove, the device is only required to be fixedly arranged in the door pocket, and the limiting effect on opening of a door can be achieved by pulling the rotating limiting piece through the position change of a limiting convex shaft in the arc sliding groove or the straight sliding groove.
Description
Technical Field
The utility model belongs to the technical field of door anti-theft locks, and particularly relates to a door anti-theft device.
Background
In the existing Chinese patent database, a patent with the name of novel hotels is disclosed, the application number is CN202223334696.0, and the application date is 2022-12-12, the novel hotels anti-theft chain mechanism comprises a fixed plate, the fixed plate is provided with an anti-theft chain component, the anti-theft chain component comprises a positioning plate, a movable groove is formed in the positioning plate, a positioning groove is formed in the positioning plate, a sliding groove is formed in the positioning plate, and the novel hotels anti-theft chain mechanism provided by the utility model has the advantages that the positioning plate is moved to one side of the positioning groove, then the positioning plate is rotated, the positioning plate drives the limiting plate to rotate, the rotating limiting plate is not limited by the clamping plate any more, the connecting chain and the positioning plate can be disconnected, the limitation on the positioning plate can be relieved through the rotation of the positioning plate, the difficulty of the positioning plate can be increased, the anti-theft performance of the connecting chain can be increased, the existing hotels anti-theft chain connection mode is avoided, and articles are easy to be stolen by clients.
The utility model provides a hotel among the prior art is with the theftproof chain set up an mount pad in the door pocket usually, is provided with an mount pad on the door, is connected with each mount pad through theftproof chain both ends, accomplishes the effect of theftproof, and this structure need all install fixing device on door pocket and door, and the installation is loaded down with trivial details, therefore, this scheme aims at providing a door anti-theft device, only needs to install anti-theft device in door pocket department, can accomplish the spacing effect of opening to the door.
Disclosure of utility model
The technical problem to be solved by the utility model is that the anti-theft chain for hotels in the prior art is generally provided with a mounting seat in a door pocket, the door is provided with a mounting seat, the anti-theft effect is achieved by connecting two ends of the anti-theft chain with the mounting seats, and the structure is required to be provided with fixing devices on the door pocket and the door, so that the mounting process is complicated, and the utility model provides the door anti-theft device for improving the defects of the door pocket and the door.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model provides a door anti-theft device, including installing the casing in the door pocket, sliding connection has the locating part in the casing, the locating part is L type setting, and the vertical section of locating part slides and pegs graft in the casing, and the horizontal section of locating part is located the casing and sets up, has seted up the through-hole on the casing outer terminal surface, and the through-hole bottom is provided with spacing arch, straight spout and arc spout have been seted up respectively on the vertical section of locating part, the length direction of straight spout is unanimous with the axis direction of through-hole, arc spout and straight spout switch-on, and arc spout is located the outside setting of straight spout, spacing protruding slip joint sets up in straight spout or arc spout.
As the preferable scheme, the vertical section free end of locating part is dismantled and is connected with the limiting plate, is provided with spacing turn-ups in the casing that is located the through-hole department, when the limiting plate removes to the through-hole department, the limiting plate is contradicted on the spacing turn-ups surface in the casing.
As the preferable scheme, the vertical section of locating part that is located the casing has cup jointed compression spring, compression spring one end is contradicted on the limiting plate surface, and the other end is contradicted on spacing turn-ups surface.
As a preferable scheme, the width of the arc chute is consistent with the width of the limit protrusion.
As a preferable scheme, the side face of the shell is integrally provided with a connecting plate, a plurality of connecting holes are formed in the connecting plate, and the shell is fixedly connected with the door sleeve through bolts penetrating through the connecting holes.
Compared with the prior art, the utility model has the beneficial effects that: the device only needs fixed mounting in the door pocket, and rotatory locating part of rethread pulling is through the spacing protruding axle in arc spout or the change of the position of straight slide inslot, can accomplish the spacing effect of opening the door, and the mounting means is simple and low cost is applicable to in the industrial production, has very strong practicality.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an exploded view of the structure of the present utility model.
In the figure: the device comprises a shell body 1, a limiting piece 2, a vertical section 201, a horizontal section 202, a through hole 3, a limiting protrusion 4, a straight sliding groove 5, an arc-shaped sliding groove 6, a limiting plate 7, a limiting flanging 8, a compression spring 9, a connecting plate 10 and a connecting hole 11.
Detailed Description
The technical scheme of the application is further described and illustrated below with reference to the accompanying drawings and examples.
As shown in fig. 1-2, the door anti-theft device comprises a shell 1 installed in a door pocket, a limiting piece 2 is slidably connected in the shell 1, the limiting piece 2 is in an L-shaped structure, a vertical section 201 of the limiting piece 2 is slidably inserted in the shell 1, a horizontal section 202 of the limiting piece 2 is arranged outside the shell 1, a through hole 3 is formed in the outer end face of the shell 1, a limiting protrusion 4 is arranged at the bottom of the through hole 3, a straight sliding groove 5 and an arc sliding groove 6 are respectively formed in the vertical section 201 of the limiting piece 2, the length direction of the straight sliding groove 5 is consistent with the axis direction of the through hole 3, the arc sliding groove 6 is communicated with the straight sliding groove 5, the arc sliding groove 6 is arranged outside the straight sliding groove 5, and the limiting protrusion 4 is slidably clamped in the straight sliding groove 5 or the arc sliding groove 6. The free end of the vertical section 201 of the limiting piece 2 is detachably connected with a limiting plate 7, a limiting flange 8 is arranged in the shell 1 at the position of the through hole 3, and when the limiting plate 7 moves to the position of the through hole 3, the limiting plate 7 is abutted against the surface of the limiting flange 8 in the shell 1. The vertical section 201 of the limiting piece 2 in the shell 1 is sleeved with a compression spring 9, one end of the compression spring 9 is abutted against the surface of the limiting plate 7, and the other end is abutted against the surface of the limiting flange 8. The width of the arc chute 6 is consistent with the width of the limit bulge 4. The side of the shell 1 is integrally provided with a connecting plate 10, a plurality of connecting holes 11 are formed in the connecting plate 10, and the shell 1 is fixedly connected with a door sleeve through bolts penetrating through the connecting holes 11.
During operation, operating personnel carry out inside locking spacing with the door in with casing 1 fixed mounting to the door pocket, when needs, slide locating part 2 to casing 1 inboard, spacing protruding 4 is along straight slide groove 5 to arc spout 6 departments, rotate locating part 2, make spacing protruding 4 be located arc spout 6 and set up, this limits the axial displacement to locating part 2, the protruding inside setting towards the door of horizontal segment 202 towards the locating part 2 this moment, can conflict on the horizontal segment 202 of locating part 2 when the door is opened, result in unable opening, when the door needs to be opened, rotate locating part 2, make spacing protruding 4 be located straight spout 5 and set up, the horizontal segment 202 of locating part 2 is not located door one side this moment, unable spacing effect to the door of formation.
The utility model is not limited to the above embodiments, and based on the technical solution disclosed in the utility model, a person skilled in the art may make some substitutions and modifications to some technical features thereof without creative effort according to the technical content disclosed, and all the substitutions and modifications are within the protection scope of the utility model.
Claims (5)
1. Door anti-theft device, its characterized in that: including installing casing (1) in the door pocket, sliding connection has locating part (2) in casing (1), locating part (2) are L type setting, and vertical section (201) of locating part (2) are pegged graft in casing (1) in the slip, and horizontal segment (202) of locating part (2) are located casing (1) and set up outside, have offered through hole (3) on casing (1) outer terminal surface, and through hole (3) bottom is provided with spacing arch (4), straight spout (5) and arc spout (6) have been offered respectively on vertical section (201) of locating part (2), the length direction of straight spout (5) is unanimous with the axis direction of through hole (3), arc spout (6) are put through with straight spout (5), and arc spout (6) are located the outside setting of straight spout (5), spacing arch (4) slip joint is set up in straight spout (5) or arc spout (6).
2. The door anti-theft device according to claim 1, wherein: the vertical section (201) free end of locating part (2) is dismantled and is connected with limiting plate (7), is provided with spacing turn-ups (8) in casing (1) that are located through hole (3), and when limiting plate (7) moved to through hole (3) department, limiting plate (7) conflict is on spacing turn-ups (8) surface in casing (1).
3. The door anti-theft device according to claim 2, wherein: a compression spring (9) is sleeved on the vertical section (201) of the limiting piece (2) in the shell (1), one end of the compression spring (9) is abutted against the surface of the limiting plate (7), and the other end is abutted against the surface of the limiting flange (8).
4. A door anti-theft device according to claim 3, characterized in that: the width of the arc chute (6) is consistent with the width of the limit bulge (4).
5. A door anti-theft device according to any one of claims 1 to 4, characterized in that: the door pocket is characterized in that a connecting plate (10) is integrally arranged on the side face of the shell (1), a plurality of connecting holes (11) are formed in the connecting plate (10), and the shell (1) is fixedly connected with the door pocket through bolts penetrating through the connecting holes (11).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221220111U true CN221220111U (en) | 2024-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |