CN112688180A - Valve locking device of switch cabinet - Google Patents
Valve locking device of switch cabinet Download PDFInfo
- Publication number
- CN112688180A CN112688180A CN202011490053.8A CN202011490053A CN112688180A CN 112688180 A CN112688180 A CN 112688180A CN 202011490053 A CN202011490053 A CN 202011490053A CN 112688180 A CN112688180 A CN 112688180A
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- cabinet door
- fixedly connected
- connection block
- cabinet
- transmission cavity
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Abstract
The invention belongs to the field of switch cabinets, in particular to a switch cabinet valve locking device, aiming at the problem that the prior switch cabinet door is often locked simply and has no anti-theft device, so that the switch cabinet door has no anti-theft function, important parts and the like in the switch cabinet are easy to lose, and danger is brought to equipment use in the switch cabinet, the invention provides the following scheme, which comprises a first cabinet door, a second cabinet door and a cabinet body arranged at the outer side of the first cabinet door and the second cabinet door, wherein the cabinet body is rotatably provided with a first rotating rod and a second rotating rod, the first cabinet door is fixedly sleeved at the outer side of the first rotating rod, the invention ensures that the cabinet body has the anti-theft function by arranging an alarm, and a worker can close the anti-theft function by controlling a small motor, and can automatically start the anti-theft function after closing the cabinet door of the cabinet body, so that the use is convenient, and the function is practical, the safety of the switch cabinet is effectively improved.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a valve locking device of a switch cabinet.
Background
The switch cabinet is an electrical device, the outside line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, each branch circuit is arranged according to the requirement, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors and the like, some switch cabinets are also provided with a high-voltage chamber and a low-voltage chamber, high-voltage buses are arranged, such as a power plant and the like, and some switch cabinets are also provided with low-cycle load shedding for protecting main equipment;
but current cubical switchboard door often through simple locking, does not have anti-theft device for the cubical switchboard door does not possess the theftproof function, leads to important parts in the cubical switchboard etc. to lose easily, and the equipment that gives in the cubical switchboard uses and brings danger.
Disclosure of Invention
The invention aims to solve the defects that important parts and the like in a switch cabinet are easy to lose and danger is brought to equipment in the switch cabinet due to the fact that the switch cabinet door is often locked simply and is not provided with an anti-theft device in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a switch cabinet valve locking device comprises a first cabinet door, a second cabinet door and a cabinet body arranged on the outer sides of the first cabinet door and the second cabinet door, wherein a first rotary rod and a second rotary rod are rotatably arranged on the cabinet body, the first cabinet door is fixedly sleeved on the outer side of the first rotary rod, the second cabinet door is fixedly sleeved on the outer side of the second rotary rod, one sides of the first cabinet door and the second cabinet door are fixedly connected with a handle, one side of the first cabinet door is provided with a lock hole, the cabinet body is provided with a first transmission cavity, a second transmission cavity and an installation cavity, the first transmission cavity is internally provided with a first power connection block and a second power connection block, the first power connection block is matched with the second power connection block, the second transmission cavity is internally provided with a third power connection block and a fourth power connection block, the third power connection block is matched with the fourth power connection block, an alarm is fixedly arranged in the installation cavity, a first conductive wire is connected onto the alarm, one end of the first conductive wire extends into the first transmission cavity and is connected with, the alarm is connected with a second conducting wire, and one end of the second conducting wire extends into the second transmission cavity and is connected with the fourth power connection block.
Preferably, a first sliding groove is formed in the inner wall of one side of the first transmission cavity, a first toothed bar is slidably mounted in the first sliding groove, one end of the first toothed bar is fixedly connected with the first power connection block, the bottom end of the first rotating bar extends into the first sliding groove and is fixedly connected with a gear, and the gear is meshed with the first toothed bar.
Preferably, a second sliding groove is formed in the inner wall of the other side of the first transmission cavity, a sliding rod is installed in the second sliding groove in a sliding mode, and one end of the sliding rod is fixedly connected with the second power connection block.
Preferably, one end of a first spring is fixedly connected to the inner wall of one side of the second sliding groove, and the other end of the first spring is fixedly connected with the other end of the sliding rod.
Preferably, the second power connection block is connected with a third conductive wire, and one end of the third conductive wire extends into the second transmission cavity and is connected with the third power connection block.
Preferably, a third sliding groove is formed in the inner wall of one side of the second transmission cavity, a second toothed bar is slidably mounted in the third sliding groove, one end of a second spring is fixedly connected to the inner wall of one side of the third sliding groove, and the other end of the second spring is fixedly connected with one end of the second toothed bar.
Preferably, a small motor is fixedly mounted on the inner wall of the bottom of the second transmission cavity, a rotating shaft is welded on an output shaft of the small motor, a first incomplete gear is fixedly connected to one end of the rotating shaft, and the first incomplete gear is matched with the second gear rod.
Preferably, the third electricity receiving block is fixedly connected with the inner wall of the other side of the second transmission cavity, the other end of the second rack bar is fixedly connected with one end of a connecting rod, the other end of the connecting rod is fixedly connected with a third rack bar, the bottom end of the second rotating rod extends into the second transmission cavity and is fixedly connected with a second incomplete gear, and the second incomplete gear is matched with the third rack bar.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the scheme, the first rotating rod is matched with the gear, the gear is matched with the first power connection block through the first toothed bar, and the first power connection block is matched with the second power connection block, so that when the cabinet body is abnormally opened under the condition that the alarm is not turned off, the gear can drive the first power connection block to be in contact with the second power connection block through the first toothed bar, a loop is formed in the alarm, and the alarm sounds;
2. according to the scheme, the third power connection block is matched with the fourth power connection block, the rotating shaft is matched with the second rack rod through the first half gear, so that when a worker normally opens the cabinet door, the small motor can work firstly, the small motor drives the rotating shaft to rotate for a circle through the output shaft, the rotating shaft is meshed with the second rack rod through the rotation of the first half gear and drives the second rack rod to displace, the second rack rod drives the fourth power connection block to be separated from the third power connection block through the connecting rod and the third rack rod, the cabinet door is opened at the moment, a loop cannot be formed by the alarm, and the alarm cannot be sounded;
3. the scheme is that the second spring is matched with the second toothed bar, the second incomplete gear is matched with the third toothed bar, when the cabinet door is opened under the condition that the alarm is turned off, the second cabinet door drives the second rotary rod to rotate, the second rotary rod drives the second incomplete gear to rotate until the second incomplete gear is meshed with the third toothed bar and drives the third toothed bar to displace, so that the third toothed bar continues to drive the fourth power connection block to displace, the third toothed bar drives the second toothed bar to displace through the connecting rod, so that the second toothed bar displaces and is actively separated from the first incomplete gear, when the second cabinet door is closed, the second rotary rod drives the third toothed bar to reversely displace through the second incomplete gear until the second incomplete gear is separated from the third toothed bar, the second spring resets and drives the second toothed bar to reset, so that the second toothed bar indirectly drives the fourth power connection block to reset, the fourth power connection block is abutted against the third power connection block again, and the anti-theft function of the alarm is started again;
according to the invention, the cabinet body has an anti-theft function by arranging the alarm, a worker can close the anti-theft function by controlling the small motor, and the anti-theft function can be automatically started after the cabinet door of the cabinet body is closed, so that the anti-theft switch cabinet is convenient to use, practical in function and capable of effectively improving the safety of the switch cabinet.
Drawings
Fig. 1 is a schematic structural diagram of a switchgear shutter locking device according to the present invention;
fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 of a locking device of a switch cabinet shutter according to the present invention;
fig. 3 is an enlarged schematic structural diagram of a switch cabinet shutter locking device at a position B in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic structural view of a locking device of a switch cabinet shutter at C in fig. 1 according to the present invention;
fig. 5 is a schematic top view of a first door and a second door of the locking device for a shutter of a switch cabinet according to the present invention.
In the figure: 1 first cabinet door, 2 second cabinet door, 3 cabinets, 4 first rotary rods, 5 second rotary rods, 6 handles, 7 lock holes, 8 first transmission cavities, 9 second transmission cavities, 10 installation cavities, 11 first power connection blocks, 12 second power connection blocks, 13 third power connection blocks, 14 fourth power connection blocks, 15 alarms, 16 first electric leads, 17 second electric leads, 18 first toothed bars, 19 gears, 20 sliding bars, 21 first springs, 22 third electric leads, 23 second toothed bars, 24 small motors, 25 rotary shafts, 26 first incomplete gears, 27 connecting bars, 28 third toothed bars, 29 second incomplete gears and 30 second springs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-5, a locking device for a switch cabinet valve comprises a first cabinet door 1, a second cabinet door 2 and a cabinet body 3 arranged outside the first cabinet door 1 and the second cabinet door 2, wherein the cabinet body 3 is rotatably provided with a first rotating rod 4 and a second rotating rod 5, the first cabinet door 1 is fixedly sleeved outside the first rotating rod 4, the second cabinet door 2 is fixedly sleeved outside the second rotating rod 5, one side of the first cabinet door 1 and one side of the second cabinet door 2 are both fixedly connected with a handle 6, one side of the first cabinet door 1 is provided with a locking hole 7, the cabinet body 3 is provided with a first transmission cavity 8, a second transmission cavity 9 and an installation cavity 10, the first transmission cavity 8 is internally provided with a first power connection block 11 and a second power connection block 12, the first power connection block 11 is matched with the second power connection block 12, the second transmission cavity 9 is internally provided with a third power connection block 13 and a fourth power connection block 14, the third power connection block 13 is matched with the fourth power connection block 14, an alarm 15 is fixedly mounted in the mounting cavity 10, a first conductive wire 16 is connected to the alarm 15, one end of the first conductive wire 16 extends into the first transmission cavity 8 and is connected with the first power connection block 11, a second conductive wire 17 is connected to the alarm 15, and one end of the second conductive wire 17 extends into the second transmission cavity 9 and is connected with the fourth power connection block 14.
In this embodiment, a first sliding groove is formed in an inner wall of one side of the first transmission cavity 8, a first rack bar 18 is slidably mounted in the first sliding groove, one end of the first rack bar 18 is fixedly connected with the first power connection block 11, the bottom end of the first rotating rod 4 extends into the first sliding groove and is fixedly connected with a gear 19, the gear 19 is meshed with the first rack bar 18, and the gear 19 can drive the first rack bar 18 to move.
In this embodiment, a second sliding groove is formed in the inner wall of the other side of the first transmission cavity 8, a sliding rod 20 is slidably installed in the second sliding groove, one end of the sliding rod 20 is fixedly connected with the second power connection block 12, and the sliding rod 20 can move along the second sliding groove.
In this embodiment, one end of the first spring 21 is fixedly connected to the inner wall of one side of the second sliding chute, the other end of the first spring 21 is fixedly connected to the other end of the sliding rod 20, and the spring 21 can drive the sliding rod 20 to return.
In this embodiment, the second electrical connection block 12 is connected to a third conductive wire 22, one end of the third conductive wire 22 extends into the second transmission cavity 9 and is connected to the third electrical connection block 13, and the third conductive wire 22 can electrically connect the second electrical connection block 12 to the third electrical connection block 13.
In this embodiment, a third sliding groove is formed in the inner wall of one side of the second transmission cavity 9, the second rack bar 23 is slidably mounted in the third sliding groove, one end of the second spring 30 is fixedly connected to the inner wall of one side of the third sliding groove, the other end of the second spring 30 is fixedly connected to one end of the second rack bar 23, and the second spring 30 can drive the second rack bar 23 to reset.
In this embodiment, a small motor 24 is fixedly mounted on the inner wall of the bottom of the second transmission cavity 9, a rotating shaft 25 is welded on an output shaft of the small motor 24, a first incomplete gear 26 is fixedly connected to one end of the rotating shaft 25, the first incomplete gear 26 is matched with the second rack bar 23, and the second rack bar 23 can be driven to displace when the first incomplete gear 26 is engaged with the second rack bar 23.
In this embodiment, the third power receiving block 13 is fixedly connected to the inner wall of the other side of the second transmission cavity 9, the other end of the second rack bar 23 is fixedly connected to one end of a connecting rod 27, the other end of the connecting rod 27 is fixedly connected to a third rack bar 28, the bottom end of the second rotating rod 5 extends into the second transmission cavity 9 and is fixedly connected to a second incomplete gear 29, the second incomplete gear 29 is matched with the third rack bar 28, and the second incomplete gear 29 can drive the third rack bar 28 to move when being meshed with the third rack bar 28.
Example two
Referring to fig. 1-5, a locking device for a switch cabinet valve comprises a first cabinet door 1, a second cabinet door 2 and a cabinet body 3 arranged outside the first cabinet door 1 and the second cabinet door 2, wherein the cabinet body 3 is rotatably provided with a first rotating rod 4 and a second rotating rod 5, the first cabinet door 1 is sleeved outside the first rotating rod 4 by welding, the second cabinet door 2 is arranged outside the second rotating rod 5 by welding and fixing, one side of the first cabinet door 1 and one side of the second cabinet door 2 are fixedly connected with a handle 6 by welding, one side of the first cabinet door 1 is provided with a lock hole 7, the cabinet body 3 is provided with a first transmission cavity 8, a second transmission cavity 9 and an installation cavity 10, the first transmission cavity 8 is internally provided with a first power connection block 11 and a second power connection block 12, the first power connection block 11 is matched with the second power connection block 12, the second transmission cavity 9 is internally provided with a third power connection block 13 and a fourth power connection block 14, third connects electric piece 13 and fourth to connect electric piece 14 and cooperatees, has siren 15 through screw fixed mounting in the installation cavity 10, is connected with first conductor wire 16 on the siren 15, and the one end of first conductor wire 16 extends to in the first transmission chamber 8 and is connected with first electricity piece 11, is connected with second conductor wire 17 on the siren 15, and the one end of second conductor wire 17 extends to in the second transmission chamber 9 and is connected with fourth electricity piece 14.
In this embodiment, a first sliding groove is formed in an inner wall of one side of the first transmission cavity 8, a first rack bar 18 is slidably mounted in the first sliding groove, one end of the first rack bar 18 is fixedly connected with the first power connection block 11, the bottom end of the first rotating rod 4 extends into the first sliding groove and is fixedly connected with a gear 19 through welding, the gear 19 is meshed with the first rack bar 18, and the gear 19 can drive the first rack bar 18 to move.
In this embodiment, a second sliding groove is formed in the inner wall of the other side of the first transmission cavity 8, a sliding rod 20 is slidably installed in the second sliding groove, one end of the sliding rod 20 is fixedly connected with the second power connection block 12, and the sliding rod 20 can move along the second sliding groove.
In this embodiment, one end of the first spring 21 is fixedly connected to the inner wall of one side of the second sliding chute by welding, the other end of the first spring 21 is fixedly connected to the other end of the sliding rod 20 by welding, and the spring 21 can drive the sliding rod 20 to return.
In this embodiment, the second electrical connection block 12 is connected to a third conductive wire 22, one end of the third conductive wire 22 extends into the second transmission cavity 9 and is connected to the third electrical connection block 13, and the third conductive wire 22 can electrically connect the second electrical connection block 12 to the third electrical connection block 13.
In this embodiment, a third sliding groove is formed in the inner wall of one side of the second transmission cavity 9, the second rack bar 23 is slidably mounted in the third sliding groove, one end of the second spring 30 is fixedly connected to the inner wall of one side of the third sliding groove through welding, the other end of the second spring 30 is fixedly connected to one end of the second rack bar 23 through welding, and the second spring 30 can drive the second rack bar 23 to reset.
In this embodiment, there is a small motor 24 through bolt fixed mounting on the bottom inner wall of second transmission chamber 9, and the welding has rotation axis 25 on the output shaft of small motor 24, and the first incomplete gear 26 of welding fixedly connected with is passed through to the one end of rotation axis 25, and first incomplete gear 26 cooperatees with second rack bar 23, can drive second rack bar 23 displacement when first incomplete gear 26 meshes with second rack bar 23.
In this embodiment, the third power receiving block 13 is fixedly connected to the inner wall of the other side of the second transmission cavity 9, the other end of the second rack bar 23 is fixedly connected to one end of a connecting rod 27 through welding, the other end of the connecting rod 27 is fixedly connected to a third rack bar 28 through welding, the bottom end of the second rotating rod 5 extends into the second transmission cavity 9 and is fixedly connected to a second incomplete gear 29 through welding, the second incomplete gear 29 is matched with the third rack bar 28, and the second incomplete gear 29 can drive the third rack bar 28 to displace when being meshed with the third rack bar 28.
In the invention, when the alarm 15 in the cabinet body 3 is abnormally opened under the condition of not being closed in use, as the first cabinet door 1 presses the second cabinet door 2, the first cabinet door 1 is firstly opened, at the moment, the first cabinet door 1 drives the first rotating rod 4 to rotate, the first rotating rod 4 drives the gear 19 to rotate, the gear 19 drives the first toothed bar 18 to displace, the first toothed bar 18 drives the first power connection block 11 to displace, and the first power connection block 11 is contacted with the second power connection block 12, so that a current loop is formed in the alarm 15, at the moment, the alarm 15 rings, so that the anti-theft effect is achieved, when a worker normally uses the alarm, the small motor 24 can firstly work, the small motor 24 drives the rotating shaft 25 to rotate for one circle through the output shaft, the rotating shaft 25 drives the first half gear 26 to rotate until the first half gear 26 is meshed with the second toothed bar 23 and drives the second toothed bar 23 to displace, so that the second rack bar 23 drives the fourth power connection block 14 to be separated from the third power connection block 13 through the connection rod 27 and the third rack bar 28, and at the same time, the second rack bar 23 deforms the second spring 30, at this time, the first cabinet door 1 is opened, at this time, the first power connection block 11 still contacts with the second power connection block 12, but the alarm 15 cannot form a loop, so that the alarm 15 does not sound, then the second cabinet door 2 is continuously opened, the second cabinet door 2 drives the second rotating rod 5 to rotate, the second rotating rod 5 drives the second incomplete gear 29 to rotate until the second incomplete gear 29 is meshed with the third rack bar 28 and drives the third rack bar 28 to displace, so that the third rack bar 28 continuously drives the fourth power connection block 14 to displace, and the third rack bar 28 drives the second rack bar 23 to displace through the connection rod 27, so that the second rack bar 23 displaces and is actively separated from the first incomplete gear 26, and make second rack 23 continue to make second spring 30 deformation, after finishing using, when closing second cabinet door 2, second cabinet door 2 drove second rotary rod 5 reversal this moment, second rotary rod 5 drove the reversal of second incomplete gear 29, make second incomplete gear 29 drive third rack 28 reverse displacement, until second incomplete gear 29 and third rack 28 phase separation, second spring 30 resets this moment and drives second rack 23 and resets, make second rack 23 indirectly drive fourth electricity piece 14 and reset, make fourth electricity piece 14 offset with third electricity piece 13 once more, the theftproof function restart of siren this moment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A switch cabinet valve locking device comprises a first cabinet door (1), a second cabinet door (2) and a cabinet body (3) arranged on the outer sides of the first cabinet door (1) and the second cabinet door (2), and is characterized in that the cabinet body (3) is rotatably provided with a first rotary rod (4) and a second rotary rod (5), the first cabinet door (1) is fixedly sleeved on the outer side of the first rotary rod (4), the second cabinet door (2) is fixedly sleeved on the outer side of the second rotary rod (5), one sides of the first cabinet door (1) and the second cabinet door (2) are fixedly connected with a handle (6), one side of the first cabinet door (1) is provided with a lock hole (7), the cabinet body (3) is provided with a first transmission cavity (8), a second transmission cavity (9) and an installation cavity (10), a first power connection block (11) and a second power connection block (12) are arranged in the first transmission cavity (8), first electricity piece (11) and second electricity piece (12) cooperate, be provided with third electricity piece (13) and fourth electricity piece (14) that connect in second transmission chamber (9), third electricity piece (13) and fourth electricity piece (14) cooperate, fixed mounting has siren (15) in installation cavity (10), be connected with first conductor wire (16) on siren (15), the one end of first conductor wire (16) extends to in first transmission chamber (8) and is connected with first electricity piece (11), be connected with second conductor wire (17) on siren (15), the one end of second conductor wire (17) extends to in second transmission chamber (9) and is connected with fourth electricity piece (14).
2. The locking device for the valve of the switch cabinet according to claim 1, wherein a first sliding groove is formed in an inner wall of one side of the first transmission cavity (8), a first rack bar (18) is slidably mounted in the first sliding groove, one end of the first rack bar (18) is fixedly connected with the first power connection block (11), the bottom end of the first rotating rod (4) extends into the first sliding groove and is fixedly connected with a gear (19), and the gear (19) is meshed with the first rack bar (18).
3. The closing device of the switch cabinet valve according to claim 1, wherein a second sliding groove is formed on the inner wall of the other side of the first transmission cavity (8), a sliding rod (20) is installed in the second sliding groove in a sliding manner, and one end of the sliding rod (20) is fixedly connected with the second power connection block (12).
4. The closure of a switch cabinet door according to claim 3, wherein one end of the first spring (21) is fixedly connected to one side of the inner wall of the second sliding groove, and the other end of the first spring (21) is fixedly connected to the other end of the sliding rod (20).
5. The closing and locking device of the shutter of the switch cabinet as claimed in claim 1, characterized in that the second electrical connection block (12) is connected with a third conductive wire (22), and one end of the third conductive wire (22) extends into the second transmission cavity (9) and is connected with the third electrical connection block (13).
6. The locking device for the valve of the switch cabinet according to claim 1, wherein a third sliding groove is formed in an inner wall of one side of the second transmission cavity (9), a second rack bar (23) is slidably mounted in the third sliding groove, one end of a second spring (30) is fixedly connected to the inner wall of one side of the third sliding groove, and the other end of the second spring (30) is fixedly connected with one end of the second rack bar (23).
7. The locking device for the shutter of the switch cabinet according to claim 1, wherein a small motor (24) is fixedly installed on the inner wall of the bottom of the second transmission cavity (9), a rotating shaft (25) is welded on an output shaft of the small motor (24), one end of the rotating shaft (25) is fixedly connected with a first incomplete gear (26), and the first incomplete gear (26) is matched with the second rack bar (23).
8. The locking device for the shutter of the switch cabinet according to claim 1, wherein the third power connection block (13) is fixedly connected with the inner wall of the other side of the second transmission cavity (9), the other end of the second rack (23) is fixedly connected with one end of a connecting rod (27), the other end of the connecting rod (27) is fixedly connected with a third rack (28), the bottom end of the second rotating rod (5) extends into the second transmission cavity (9) and is fixedly connected with a second incomplete gear (29), and the second incomplete gear (29) is matched with the third rack (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490053.8A CN112688180B (en) | 2020-12-16 | 2020-12-16 | Valve locking device of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490053.8A CN112688180B (en) | 2020-12-16 | 2020-12-16 | Valve locking device of switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112688180A true CN112688180A (en) | 2021-04-20 |
| CN112688180B CN112688180B (en) | 2022-07-01 |
Family
ID=75448510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011490053.8A Active CN112688180B (en) | 2020-12-16 | 2020-12-16 | Valve locking device of switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112688180B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114140911A (en) * | 2021-12-14 | 2022-03-04 | 西安冠铭科技股份有限公司 | Campus card entrance guard device and campus card entrance guard locking mechanical system forbidding based on thing networking |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208377885U (en) * | 2018-06-27 | 2019-01-15 | 梦科电动交通科技（滁州）有限公司 | Clamp device is used in a kind of processing of front fender ornamental strip |
| CN209460894U (en) * | 2019-02-21 | 2019-10-01 | 中山市韶亮机电科技有限公司 | A kind of theft-prevention structure of high-low pressure cabinet complete set of equipments |
| CN211981216U (en) * | 2020-05-25 | 2020-11-20 | 扬州国泰电器有限公司 | Switch cabinet capable of preventing mistaken touch of anti-theft switch |
| CN112067866A (en) * | 2020-09-08 | 2020-12-11 | 福清市凯联电子科技有限公司 | Automatic alarm device for checking whether electric meter box door is closed |
-
2020
- 2020-12-16 CN CN202011490053.8A patent/CN112688180B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208377885U (en) * | 2018-06-27 | 2019-01-15 | 梦科电动交通科技（滁州）有限公司 | Clamp device is used in a kind of processing of front fender ornamental strip |
| CN209460894U (en) * | 2019-02-21 | 2019-10-01 | 中山市韶亮机电科技有限公司 | A kind of theft-prevention structure of high-low pressure cabinet complete set of equipments |
| CN211981216U (en) * | 2020-05-25 | 2020-11-20 | 扬州国泰电器有限公司 | Switch cabinet capable of preventing mistaken touch of anti-theft switch |
| CN112067866A (en) * | 2020-09-08 | 2020-12-11 | 福清市凯联电子科技有限公司 | Automatic alarm device for checking whether electric meter box door is closed |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114140911A (en) * | 2021-12-14 | 2022-03-04 | 西安冠铭科技股份有限公司 | Campus card entrance guard device and campus card entrance guard locking mechanical system forbidding based on thing networking |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112688180B (en) | 2022-07-01 |
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