CN212847035U - Detachable door magnetic device based on NB-IoT - Google Patents
Detachable door magnetic device based on NB-IoT Download PDFInfo
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- CN212847035U CN212847035U CN202021938875.3U CN202021938875U CN212847035U CN 212847035 U CN212847035 U CN 212847035U CN 202021938875 U CN202021938875 U CN 202021938875U CN 212847035 U CN212847035 U CN 212847035U
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- 230000005389 magnetism Effects 0.000 abstract description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a can dismantle door magnetic device based on NB-IoT relates to door magnetism technical field, which comprises a door body, door body left end and bracing piece right-hand member fixed connection No. one, bracing piece lower extreme and spring upper end fixed connection No. one, spring lower extreme and slide upper end fixed connection, slide right-hand member and door body left end sliding connection, slide right side lower extreme and slide bar upper end fixed connection No. one, slide bar upper end inner wall and No. two slide bar upper ends fixed connection, slide bar left end and No. two spring right-hand member fixed connection, No. two spring left ends and No. three slide bar right-hand member fixed connection. This door magnetism device can dismantle based on NB-IoT through being provided with the slide for can install the NB-IoT door magnetism device of different specifications size through the slip of slide bar, No. two slide bars and No. three slide bars, make things convenient for people's use, make to dismantle more convenient through being provided with controlling means.
Description
Technical Field
The utility model relates to a door magnetism technical field specifically is a can dismantle door magnetism device based on NB-IoT.
Background
The door magnet is a device for safety alarm, consists of two parts of a wireless emitter and a permanent magnet, is used for detecting whether doors, windows, drawers and the like are illegally opened or moved, and is divided into three types, namely a wireless door magnet, a wireless rolling shutter door magnet and a wired door magnet. With the development of technology, NB-IoT door magnetic devices are increasingly used.
In the prior art, most of NB-IoT door magnetic devices are fixed on a door body, if the NB-IoT door magnetic devices are damaged or batteries are exhausted, the NB-IoT door magnetic devices are inconvenient to replace, and specifications of the NB-IoT door magnetic devices are different in size, so that the NB-IoT door magnetic devices are inconvenient to install and disassemble.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model provides a can dismantle door magnetic device based on NB-IoT has solved the problem mentioned in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a detachable door magnetic device based on NB-IoT comprises a door body, wherein the left end of the door body is fixedly connected with the right end of a first support rod, the lower end of the first support rod is fixedly connected with the upper end of a first spring, the lower end of the first spring is fixedly connected with the upper end of a sliding plate, the right end of the sliding plate is slidably connected with the left end of the door body, the right lower end of the sliding plate is fixedly connected with the upper end of a first sliding rod, the inner wall of the upper end of the first sliding rod is fixedly connected with the upper end of a second sliding rod, the left end of the first sliding rod is fixedly connected with the right end of the second spring, the left end of the second spring is fixedly connected with the right end of a third sliding rod, the top end of the third sliding rod is slidably connected with the lower end of the sliding plate, the lower end of the second sliding rod is slidably connected with the upper end of a first, the upper end of the second fixed rod is connected with the lower end of the third sliding rod in a sliding mode.
Preferably, the slide passes through axis of rotation and torsional spring and is connected with the baffle rotation No. one, slide left end and spout right-hand member fixed connection, spout left end and limiting plate right-hand member sliding connection.
Preferably, No. one dead lever bottom and No. two bracing piece upper ends fixed connection, No. two dead lever bottoms and No. two bracing piece upper ends sliding connection, No. two bracing piece left ends and No. two baffle sliding connection.
Preferably, the bottom end of the second baffle is provided with a control device.
Preferably, the left ends of the third sliding rod and the second fixing rod are movably connected with the NB-IoT door magnet device.
Preferably, the quantity of a spring has three, and all with distribute at a bracing piece lower extreme, the quantity of No. two springs has two, and evenly distributed is at a slide bar left end, the quantity of No. three springs has two, and evenly distributed is at a dead lever left end.
(III) advantageous effects
The utility model provides a can dismantle door magnetic device based on NB-IoT. The method has the following beneficial effects:
(1) the NB-IoT-based detachable door sensor device is provided with the sliding plate, so that the NB-IoT door sensor devices with different specifications and sizes can be installed through sliding of the first sliding rod, the second sliding rod and the third sliding rod, and use of people is facilitated.
(2) The detachable door magnetic device based on the NB-IoT has the advantages that the installation of the NB-IoT door magnetic device can be fixed by arranging the first baffle and the second baffle, and the detachment is more convenient by arranging the control device.
Drawings
FIG. 1 is a schematic view of the overall right-view internal structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A of the present invention;
FIG. 3 is an enlarged schematic view of the structure B of the present invention;
FIG. 4 is an enlarged schematic view of the structure of the present invention C;
FIG. 5 is an enlarged schematic view of the structure D of the present invention;
FIG. 6 is a schematic view of the overall front view of the external structure of the present invention;
FIG. 7 is a schematic view of the overall structure of the present invention;
fig. 8 is a schematic view of the torsion spring structure of the present invention.
In the figure: the door body 1, the first support rod 2, the first spring 3, the sliding plate 4, the first slide rod 5, the second slide rod 6, the second spring 7, the third slide rod 8, the first fixing rod 9, the third spring 10, the second fixing rod 11, the rotating shaft 12, the first baffle 13, the sliding chute 14, the limiting plate 15, the second support rod 16, the second baffle 17, the control device 18, the door magnet device 19NB-IoT, the torsion spring 20, the fourth spring 181, the connecting rod 182, the 183 control switch 184, the third support rod 184 and the control device shell 185.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a detachable door magnetic device based on NB-IoT comprises a door body 1, wherein the left end of the door body 1 is fixedly connected with the right end of a first support rod 2, the lower end of the first support rod 2 is fixedly connected with the upper end of a first spring 3, the lower end of the first spring 3 is fixedly connected with the upper end of a first sliding plate 4, three springs 3 are arranged and are distributed at the lower end of the first support rod 2, the right end of the first sliding plate 4 is slidably connected with the left end of the door body 1, the right lower end of the first sliding plate 4 is fixedly connected with the upper end of a first sliding rod 5, the inner wall of the upper end of the first sliding rod 5 is fixedly connected with the upper end of a second sliding rod 6, the left end of the first sliding rod 5 is fixedly connected with the right end of a second spring 7, the left end of the second spring 7 is fixedly connected with the right end of a third sliding rod 8, two springs 7 are uniformly distributed at the left end of the first sliding rod 5, the top, the lower end of a second sliding rod 6 is connected with the upper end of a first fixed rod 9 in a sliding way, the left end of the first fixed rod 9 is fixedly connected with the right end of a third spring 10, the left end of the third spring 10 is fixedly connected with the right end of a second fixed rod 11, the number of the third springs 10 is two, and the third springs are uniformly distributed at the left end of the first fixed rod 9, the upper end of the second fixed rod 11 is connected with the lower end of a third sliding rod 8 in a sliding way, a first sliding plate 4 is connected with a first baffle 13 in a rotating way through a rotating shaft 12 and a torsional spring 20, the left end of the first sliding plate 4 is fixedly connected with the right end of a sliding chute 14, the left end of the sliding chute 14 is connected with the right end of a limiting plate 15 in a sliding way, the bottom end of the first fixed rod 9 is fixedly connected with the upper end of a second supporting rod 16, the bottom end of the second fixed rod 11 is connected with the upper end, the upper end of a fourth spring 181 is fixedly connected with the bottom end of a second baffle 17, the bottom end of the second baffle 17 is hinged with the left end of a connecting rod 182, the right end of the connecting rod 182 is hinged with the upper end of a control switch 183, the connecting rod 182 is rotatably connected with a third supporting rod 184, the bottom ends of the fourth spring 181 and the third supporting rod 184 are fixedly connected with the inner wall of the bottom end of a control device shell 185, the control switch 183 is slidably connected with the bottom end of the control device shell 185, and the left end of a third sliding plate 8 and the left end of a second fixing rod 11 are movably connected with an NB-IoT door magnet.
When the NB-IoT door magnetic device 19 is in work (or in use), when NB-IoT door magnetic devices 19 with different specifications and sizes need to be installed, only the NB-IoT door magnetic device 19 needs to be directly inserted rightwards, the lower end of the NB-IoT door magnetic device 19 presses the second baffle 17 to move downwards, the limiting rod 15 slides upwards, the upper end of the NB-IoT door magnetic device 19 presses the first baffle 13 downwards to rotate, then the NB-IoT door magnetic devices 19 with different sizes press the sliding plate 4 to move upwards, meanwhile, the sliding plate 4 pulls the third sliding rod 8, the first sliding rod 5 and the second sliding rod 6 to move upwards together to provide space for the NB-IoT door magnetic device 19, after the NB-IoT door magnetic device 19 is completely inserted, the sliding plate 4 downwards tightly contacts with the NB-IoT door magnetic device 19 due to the elastic force of the first spring 3 to continue to be inserted, the right end of the NB-IoT door magnetic device 19 presses the third sliding rod 8 and the second sliding rod 11 to move right, when the first baffle 13 and the NB-IoT door magnetic device 19 are separated and the torsion spring 20 returns to the initial position from left to right, the limiting rod 15 also moves downwards due to the action of gravity to limit the position of the first baffle 13, the second baffle 17 also moves upwards due to the action of elasticity to return to the initial position, at the moment, the first baffle 13 and the second baffle 17 block the outlet, then the NB-IoT door magnetic device 19 can be loosened, the third sliding rod 8 and the second fixing rod 11 can be pushed leftwards to be in close contact with the NB-IoT door magnetic device 19 through the action of the second spring 7 and the third spring 10, at the moment, the NB-IoT door magnetic device 19 is completely installed, when disassembly is needed, only the limiting rod 15 needs to be slid upwards, then the control switch 183 is pressed upwards, the second baffle 17 is pulled downwards through the connecting rod 182, at the moment, the first baffle 13 can rotate leftwards and the second baffle 17 is pulled downwards, at this time, the third sliding rod 8 and the second fixing rod 11 are pushed to move leftwards by the elastic forces of the second spring 7 and the third spring 10, so that the NB-IoT door magnet device 19 is pushed out, and the disassembly is finished, thereby being very convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A detachable door magnetic device based on NB-IoT comprises a door body (1), and is characterized in that: the left end of the door body (1) is fixedly connected with the right end of a first support rod (2), the lower end of the first support rod (2) is fixedly connected with the upper end of a first spring (3), the lower end of the first spring (3) is fixedly connected with the upper end of a sliding plate (4), the right end of the sliding plate (4) is slidably connected with the left end of the door body (1), the right lower end of the sliding plate (4) is fixedly connected with the upper end of a first sliding rod (5), the inner wall of the upper end of the first sliding rod (5) is fixedly connected with the upper end of a second sliding rod (6), the left end of the first sliding rod (5) is fixedly connected with the right end of a second spring (7), the left end of the second spring (7) is fixedly connected with the right end of a third sliding rod (8), the top end of the third sliding rod (8) is slidably connected with the lower end of the sliding plate (4), the lower end of the second sliding rod (6) is slidably connected with the upper end of a first fixing rod (9), the left end of the third spring (10) is fixedly connected with the right end of the second fixing rod (11), and the upper end of the second fixing rod (11) is slidably connected with the lower end of the third sliding rod (8).
2. The NB-IoT based detachable door sensor apparatus of claim 1, wherein: slide (4) are connected with a baffle (13) rotation through axis of rotation (12) and torsional spring (20), slide (4) left end and spout (14) right-hand member fixed connection, spout (14) left end and limiting plate (15) right-hand member sliding connection.
3. The NB-IoT based detachable door sensor apparatus of claim 1, wherein: no. one dead lever (9) bottom and No. two bracing piece (16) upper end fixed connection, No. two dead lever (11) bottom and No. two bracing piece (16) upper end sliding connection, No. two bracing piece (16) left end and No. two baffle (17) sliding connection.
4. An NB-IoT based detachable door sensor apparatus as claimed in claim 3, wherein: and a control device (18) is arranged at the bottom end of the second baffle (17).
5. The NB-IoT based detachable door sensor apparatus of claim 1, wherein: the left end of the third sliding rod (8) and the left end of the second fixing rod (11) are movably connected with an NB-IoT door magnet device (19).
6. The NB-IoT based detachable door sensor apparatus of claim 1, wherein: the quantity of a spring (3) has threely, and all with distribute at bracing piece (2) lower extreme, the quantity of No. two spring (7) has two, and evenly distributed is at slide bar (5) left end, the quantity of No. three spring (10) has two, and evenly distributed is at dead lever (9) left end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021938875.3U CN212847035U (en) | 2020-09-08 | 2020-09-08 | Detachable door magnetic device based on NB-IoT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021938875.3U CN212847035U (en) | 2020-09-08 | 2020-09-08 | Detachable door magnetic device based on NB-IoT |
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| Publication Number | Publication Date |
|---|---|
| CN212847035U true CN212847035U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021938875.3U Active CN212847035U (en) | 2020-09-08 | 2020-09-08 | Detachable door magnetic device based on NB-IoT |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983303A (en) * | 2021-11-23 | 2022-01-28 | 深圳市麦微智能电子有限公司 | IOT door magnetism is mounting base for alarm |
-
2020
- 2020-09-08 CN CN202021938875.3U patent/CN212847035U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983303A (en) * | 2021-11-23 | 2022-01-28 | 深圳市麦微智能电子有限公司 | IOT door magnetism is mounting base for alarm |
| CN113983303B (en) * | 2021-11-23 | 2024-01-30 | 深圳市麦微智能电子有限公司 | Mounting base for IOT door magnetic alarm |
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Address after: Room 613, building 1, lufengheyuan, 328 Xiaoxiang Middle Road, Yuelu street, science and Technology City, Yuelu National University, Changsha, Hunan 410000 Patentee after: Tezhijia (Changsha) IoT Technology Co.,Ltd. Address before: Room 613, building 1, lufengheyuan, 328 Xiaoxiang Middle Road, Yuelu street, science and Technology City, Yuelu National University, Changsha, Hunan 410000 Patentee before: Changsha tezhijia IOT Technology Co.,Ltd. |