CN110836049A - Cable trench cover plate and intelligent key - Google Patents
Cable trench cover plate and intelligent key Download PDFInfo
- Publication number
- CN110836049A CN110836049A CN201911080699.6A CN201911080699A CN110836049A CN 110836049 A CN110836049 A CN 110836049A CN 201911080699 A CN201911080699 A CN 201911080699A CN 110836049 A CN110836049 A CN 110836049A
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- cover plate
- cover
- cable trench
- signal
- stainless steel
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/006—Locks or fastenings for special use for covers or panels
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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- Lock And Its Accessories (AREA)
Abstract
The invention discloses a cable trench cover plate, which comprises a cover plate module and a lockset module; the cover plate module comprises a starting cover plate, an intermediate cover plate and a stopping cover plate which are sequentially arranged; the starting cover plate and the middle cover plate respectively comprise a cover plate body and a metal pressing sheet arranged at the bottom of the cover plate body; the three cover plates are placed through corresponding metal pressing sheets in a compression joint mode; the lock module is arranged on the upper surface of the stop cover plate and comprises a specific signal identification unit. The invention also discloses an intelligent key for opening the cable trench cover plate. According to the cable trench cover plate and the intelligent key matched with the cable trench cover plate, only the metal pressing sheet is added to serve as a connecting link between the cover plates, the processing cost is low, and the structure of the whole cable trench cover plate is more stable; meanwhile, the lockset module combines a mechanical principle and a circuit principle, and the anti-theft performance of the cable trench cover plate is greatly improved.
Description
Technical Field
The invention relates to the technical field of electric power engineering, in particular to a cable trench cover plate and an intelligent key.
Background
With the continuous development of the current power engineering technology, the number of power cables used is rapidly increasing, and the power cables are mainly used for transmitting strong electric energy in power generation, distribution, transmission, transformation and power supply lines, and the current passing through the power cables has a large change range (dozens of amperes to thousands of amperes) and a high voltage (220V to 35kV or more), so the power cables are generally intensively and uniformly arranged in a cable trench to achieve the effect of laying and replacing power or telecommunication cable facilities.
The general cable trench structure is an underground trench with a cover plate, cable facilities are intensively laid in the trench, and the cover plate structure on the surface is used for enclosing the trench. When laying and repairing cables, the cover plate must be firstly uncovered for subsequent work. At present, the cable trench cover usually adopts the mode that a plurality of cover plates are mutually matched, the front side and the rear side of each cover plate are connected with the next cover plate by adopting a metal bolt structure, the left side and the right side of each cover plate are also fixed with the cable trench wall by adopting corresponding mechanical mechanisms (such as metal bolts), and the last cover plate is provided with a specific mechanical mechanism (such as a mechanical lock) and is fixed on the ground so as to ensure that the whole cable trench cover plate achieves the effects of fixation and theft prevention. Therefore, in the existing cable trench cover plate, the periphery sides of each layer of cover plate at the front, the back, the left and the right need to be precisely machined to realize fixation, the requirement on machining precision is extremely high, and the whole machining cost is high; meanwhile, when each trench cover plate is fixed, the operation is very complicated, the installation efficiency is low, and the trench cover plate is not convenient to disassemble and maintain; more importantly, because the cover plate on the top can adopt a mechanical mechanism such as a mechanical lock, when the cover plate on the top is opened, hardware such as a key matched with the mechanical lock is needed, if the key is lost or stolen, an external person can easily open the mechanical lock by using the stolen key to steal a cable in a channel, so that property loss is caused to a certain degree, and the whole power system is in a fault to harm personal safety in serious cases.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a cable trench cover with a simple structure and high anti-theft performance, and a smart key matched with the cable trench cover.
In order to achieve the above object, an embodiment of the present invention provides a cable duct cover plate, which includes a cover plate module and a lock module.
The cover plate module is arranged at the top of the cable channel and comprises a starting cover plate, a middle cover plate and a stopping cover plate which are sequentially arranged.
The starting cover plate and the middle cover plate respectively comprise a cover plate body and a metal pressing sheet arranged at the bottom of the cover plate body; one end of each metal pressing sheet is arranged on the side part of the corresponding cover plate body and is fixedly connected with the bottom of the corresponding cover plate body through a fastening piece; the other end of the metal pressing sheet extends to the direction far away from the cover plate body and forms a convex edge; the cover plate body of the starting cover plate and the cover plate body of the middle cover plate are placed in a compression joint mode through the corresponding convex edges; the cover plate body of the middle cover plate and the termination cover plate are placed in a compression joint mode through the corresponding protruding edges.
The lockset module is arranged on the upper surface of the stopping cover plate.
As an improvement of the above solution, the lock module comprises a signal recognition unit.
The signal identification unit is used for receiving an authorization signal sent by an external intelligent key and verifying the authorization signal so as to enable the lock module to perform corresponding actions according to a verification result.
The signal identification unit is further used for detecting at least one of the following parameters according to the authorization signal: a location of use of the fob, a time of use of the fob, and an authorized user of the fob.
As a modification of the above, the fastener is a fastening screw.
As an improvement of the above scheme, the number of the metal pressing pieces is four, two of the metal pressing pieces are arranged on the cover plate body of the initial cover plate, and the other two metal pressing pieces are arranged on the cover plate body of the middle cover plate.
As an improvement of the scheme, the lockset module further comprises a base, a stainless steel upper cover plate, a stainless steel inner cover and a spring bolt mechanism.
The stainless steel upper cover plate is arranged on the outermost layer of the base, a first mechanical key hole for opening the stainless steel upper cover plate is formed in the base, and the first mechanical key hole is matched with a corresponding mechanical switch key.
The stainless steel inner cover is arranged on the middle layer of the base, is of a sliding structure, and is provided with an inner cover handle on the surface, and the inner cover handle is used for opening the stainless steel inner cover;
the spring bolt mechanism is arranged on the inner layer of the base and comprises a groove cover plate spring bolt switch, an intelligent key lock hole and a second mechanical key hole.
The intelligent key lock hole is electrically connected with the signal identification unit and is used for being inserted into the external intelligent key so that the signal identification unit receives the authorization signal sent by the external intelligent key.
The groove cover plate spring bolt switch is connected with a groove cover plate spring bolt on the outer side of the base and used for controlling the groove cover plate spring bolt; the cable trench cover lock tongue is connected with a cable trench metal frame fixed outside.
The second mechanical keyway is mated with a corresponding back-up key that is used to directly open the deadbolt mechanism.
As an improvement of the scheme, the outer surface of the base is provided with an outer drainage hole.
As an improvement of the scheme, the stainless steel upper cover plate is provided with a plastic cover electronic signal hole.
As an improvement of the scheme, the periphery of the stainless steel inner cover is provided with an observation window and an inner drainage hole.
Another embodiment of the present invention provides a smart key, which includes a signal receiving unit and a signal transmitting unit.
The signal receiving unit is used for synchronously receiving an authorization signal issued by external terminal equipment.
The signal transmitting unit is used for transmitting the authorization signal to an external cable trench cover plate so that the cable trench cover plate can perform corresponding actions according to the authorization signal.
As an improvement of the scheme, a battery is arranged in the intelligent key and is a rechargeable battery.
According to the cable trench cover plate and the intelligent key matched with the cable trench cover plate, the overall structure of the cable trench cover plate is greatly improved, the metal pressing sheets are only added among the cover plates to serve as connecting ties, the cover plates are not required to be subjected to large modification workload, the cover plates are not required to be subjected to precise processing, other precise connecting hardware fittings are not required to be added, and the equipment processing cost is greatly reduced; meanwhile, the metal pressing sheets fixedly connected are arranged between the adjacent cover plates, so that each cover plate cannot be opened randomly, only the cover plate at the previous stage is opened, but the cover plate at the next stage can be opened, and the structure of the whole cable trench cover plate is more stable; more importantly, the cable trench cover and the intelligent key matched with the cable trench cover effectively combine a mechanical principle and a circuit principle, the cable trench cover can be correspondingly operated through the transmission and the inspection of data by setting a limiting condition for the intelligent key in advance, the opening process of the whole equipment is clearer, the steps are more complete, the cable trench cover cannot be opened even if an external person steals the intelligent key, the safety of the cable equipment and the stable operation of a power system are effectively guaranteed, and the anti-theft performance of the cable trench cover is greatly improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cable trench cover according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a starting cover plate according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a base outer layer structure of a lock module according to an embodiment of the invention;
FIG. 4 is a schematic diagram of a middle layer structure of a base of a lock module according to an embodiment of the invention;
fig. 5 is a schematic diagram of a base inner layer structure of a lock module according to an embodiment of the present invention.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing the embodiments of the present invention, and do not indicate or imply that the devices or components referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the embodiments of the present invention.
Furthermore, the terms first, second and the like in the description and in the claims, are used for descriptive purposes only to distinguish the same technical features, and are not to be construed as indicating or implying relative importance or implicit indication of the number of technical features indicated, nor is an order or temporal order necessarily described. The terms are interchangeable where appropriate. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
An embodiment of the present invention provides a cable trench cover, and specifically, please refer to fig. 1, which is a schematic structural diagram of a cable trench cover according to an embodiment of the present invention, and the cable trench cover includes a cover module and a lock module.
The cover plate module is arranged at the top of the cable channel and comprises a starting cover plate, a middle cover plate and a stopping cover plate which are sequentially arranged.
The cable trench cover plate provided by the embodiment of the invention is composed of three cover plates, and as shown in figure 1, a starting cover plate, a middle cover plate and a stopping cover plate are sequentially arranged from left to right.
The starting cover plate and the middle cover plate respectively comprise a cover plate body and a metal pressing sheet arranged at the bottom of the cover plate body; specifically, please refer to fig. 2, which is a schematic structural diagram of an initial cover plate according to an embodiment of the present invention, it should be noted that the initial cover plate and the intermediate cover plate have the same structure, and therefore the intermediate cover plate may also have the structure shown in fig. 2. As can be seen from fig. 2, the metal sheet is preferably rectangular, and the material of the metal sheet can be selected from high-hardness corrosion-resistant alloy materials, and can also be selected from corresponding suitable materials according to actual processing costs.
One end of each metal pressing sheet is arranged on the side part of the corresponding cover plate body and is fixedly connected with the bottom of the corresponding cover plate body through a fastening piece; the other end of the metal pressing sheet extends to the direction far away from the cover plate body and forms a convex edge; the extending length of the protruding edge is changed according to the actual processing requirement, and the protruding edge is arranged on the cover plate body to serve as a connecting link to connect the initial cover plate and the middle cover plate. The specific connection mode is as follows: set up the metal preforming in the apron body right side bottom of originated apron, the metal preforming outwards extends has the raised edge, again with the apron body of middle apron right side bottom crimping to corresponding raised edge on, accomplish the connection of originated apron and middle apron. Because the metal pressing sheet is fixedly connected to the cover plate body of the initial cover plate, the initial cover plate cannot be opened on the premise of not opening the middle cover plate, and then the whole cable trench cover plate cannot be opened. Correspondingly, a metal pressing sheet is arranged at the bottom of the right side of the cover plate body of the middle cover plate, a protruding edge extends outwards from the metal pressing sheet, the bottom of the right side of the stopping cover plate is pressed onto the corresponding protruding edge, and the middle cover plate is connected with the stopping cover plate. Similarly, because the metal pressing sheet is fixedly connected to the cover plate body of the middle cover plate, the middle cover plate cannot be opened without opening the termination cover plate, and then the whole cable trench cover plate cannot be opened.
The lock module is arranged on the upper surface of the stopping cover plate and used for connecting the stopping cover plate with a corresponding mechanism on the ground to play a role in closing the stopping cover plate, and the specific closing principle can be realized by arranging a corresponding mechanical structure according to the mechanical principle in the prior art.
According to the cable trench cover plate provided by the embodiment of the invention, the overall structure of the cable trench cover plate is greatly improved, and only metal pressing sheets are added among a plurality of cover plates to serve as connecting links, so that the cable trench cover plate is different from the prior art that each cover plate needs to be precisely machined; meanwhile, the metal pressing sheets fixedly connected are arranged between the adjacent cover plates, so that each cover plate cannot be opened randomly, only the cover plate at the previous stage is opened, but the cover plate at the next stage can be opened, and the whole cable trench cover plate is more stable in structure and is not easy to damage by external force; more importantly, in the prior art, the mechanical mechanism and the connecting hardware fitting connected with each cover plate are arranged in an environment easily contacting with air, the phenomenon of corrosion and locking of a lockset is easily caused, and the cable trench cover plate cannot be opened.
Preferably, in this embodiment, the lock module includes a signal recognition unit. The signal identification unit is used for receiving an authorization signal sent by an external intelligent key and verifying the authorization signal so as to enable the lock module to perform corresponding action according to a verification result; the signal identification unit is further used for detecting at least one of the following parameters according to the authorization signal: a location of use of the fob, a time of use of the fob, and an authorized user of the fob.
It should be noted that the function of the signal recognition unit can be realized by an embedded host or HMI human-machine interface arranged in the lock module, or a specific electronic circuit can be formed by a specific type of single chip microcomputer chip and corresponding electronic components (such as a sensor) to realize corresponding functions.
Specifically, referring to fig. 2, the fastening member is preferably a fastening screw. The metal pressing sheet is tightly fixed at the bottom of the cover plate body through the fastening screw.
Specifically, referring to fig. 1, the number of the metal pressing pieces is four, and the four metal pressing pieces are made of the same material and have the same shape and size, wherein two metal pressing pieces are arranged on the cover plate body of the initial cover plate, and the other two metal pressing pieces are arranged on the cover plate body of the middle cover plate. Of course, the shape, size, material and quantity of the metal pressing sheet can be adjusted according to the actual processing requirement, so as to ensure the purpose of stably connecting the cover plate bodies of the two adjacent cover plates.
Preferably, in the above embodiment, the lock module further includes a base, a stainless steel upper cover plate, a stainless steel inner cover, and a latch mechanism.
Specifically, please refer to fig. 3, which is a schematic diagram of an outer layer structure of a base of a lock module according to an embodiment of the present invention, wherein the stainless steel upper cover plate is disposed on an outermost layer of the base, and a first mechanical key hole for opening the stainless steel upper cover plate is disposed on the base, and the first mechanical key hole is matched with a corresponding mechanical switch key, that is, a corresponding mechanical structure is disposed inside the base to open the stainless steel upper cover plate. The side part of the stainless steel upper cover plate is provided with a cover plate handle, so that technicians can conveniently operate the stainless steel upper cover plate.
To open the cable duct cover according to the embodiment of the present invention, a dedicated mechanical switch key is first inserted into the first mechanical key hole to rotate clockwise, and then the cover handle is pulled upward to open the stainless steel upper cover.
After the stainless steel upper cover plate is opened, the stainless steel inner cover arranged in the middle layer can be seen, and specifically, please refer to fig. 4, which is a schematic diagram of a structure of the middle layer of the base of the lockset module provided by the embodiment of the invention, the stainless steel inner cover is of a sliding structure, and an inner cover handle is arranged on the side portion of the surface of the stainless steel inner cover, so that a technician can conveniently operate the lockset module, and the inner cover handle is used for opening the stainless steel inner cover.
After the stainless steel inner cover is opened, the latch mechanism disposed in the inner layer can be seen, specifically, please refer to fig. 5, which is a schematic diagram of a structure of the inner layer of the base of the lock module provided in the embodiment of the present invention, and the latch mechanism is disposed inside the base and includes a cover plate latch switch, an intelligent key lock hole, and a second mechanical key hole.
The intelligent key lock hole is electrically connected with the signal identification unit and is used for being inserted into the external intelligent key so that the signal identification unit receives the authorization signal sent by the external intelligent key.
The groove cover plate spring bolt switch is connected with a groove cover plate spring bolt on the outer side of the base, and the groove cover plate spring bolt switch and the groove cover plate spring bolt are of an integrally formed structure; the cable trench cover lock tongue is connected with a cable trench metal frame fixed outside. As shown in fig. 1, the cable duct metal frame is fixed on the ground, the cover plate latch is inserted into the cable duct metal frame in a locking state to form a closed structure, and in an opening state, the cover plate latch is separated from the cable duct metal frame by pulling the cover plate latch switch leftwards, so that opening is realized.
The second mechanical keyway is mated with a corresponding back-up key that is used to directly open the deadbolt mechanism. The lock module may also be unlocked using a spare mechanical key inserted into the second mechanical keyway when the fob fails for an unknown reason.
Preferably, in the above embodiment, as shown in fig. 3, the outer surface of the base is provided with an outer drainage hole to prevent the lock module from being soaked by rainwater for a long time.
Preferably, in the above embodiment, the stainless steel upper cover plate has plastic cover electronic signal holes, so that specific electronic components (such as sensors) inside can detect corresponding signals.
Preferably, in the above embodiment, the stainless steel inner cover is provided with an observation window and an inner drainage hole on the periphery, so as to further improve the drainage function of the lock module, and the observation window is convenient for a worker to check the inside.
Another embodiment of the present invention provides a smart key (not shown) including a signal receiving unit and a signal transmitting unit.
The signal receiving unit is used for synchronously receiving the authorization signal issued by the external terminal equipment. Namely, the smart key needs to be connected with a specific device (such as a computer) before being opened at a corresponding cable trench cover for subsequent operation after obtaining an authorization signal. The authorization signal comprises position information and service time information of the cable trench cover plate to be opened, and an authorized user is marked, so that the purpose of opening the specific cover plate at a specific time by using an intelligent key is achieved, and the integral anti-theft performance of the cable trench cover plate is greatly improved.
The signal transmitting unit is used for transmitting the authorization signal to an external cable trench cover plate so that the cable trench cover plate can perform corresponding actions according to the authorization signal. It should be noted that the function of the smart key can be implemented by an internal smart chip, and a specific electronic circuit is formed by combining corresponding electronic components (e.g., a sensor) to achieve the functions of receiving and transmitting signals.
Preferably, in the above embodiment, a battery is arranged in the smart key, and the battery is a rechargeable battery, so as to ensure that the smart key can be recycled for multiple times. Of course, the mode of using the power circuit is only a preferred embodiment, and the smart key can also realize corresponding functions by using the external device only by carrying the authorization information when being connected with the external device.
According to the cable trench cover plate and the intelligent key provided by the embodiment of the invention, the overall structure of the cable trench cover plate is greatly improved, and the metal pressing sheets are only added among a plurality of cover plates to serve as connecting links, so that the cover plates are not required to be subjected to high-precision machining, other precise connecting hardware fittings are not required to be added, and the equipment machining cost is greatly reduced; meanwhile, the metal pressing sheets fixedly connected are arranged between the adjacent cover plates, so that each cover plate cannot be opened randomly, only the cover plate at the previous stage is opened, but the cover plate at the next stage can be opened, and the structure of the whole cable trench cover plate is more stable; more importantly, the cable trench cover and the intelligent key matched with the cable trench cover effectively combine a mechanical principle and a circuit principle, the cable trench cover can be correspondingly operated through the transmission and the inspection of data by setting a limiting condition for the intelligent key in advance, the opening process of the whole equipment is clearer, the steps are more complete, the cable trench cover cannot be opened even if an external person steals the intelligent key, the safety of the cable equipment and the stable operation of a power system are effectively guaranteed, and the anti-theft performance of the cable trench cover is greatly improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
Claims (10)
1. A cable trench cover, comprising: a cover plate module and a lockset module;
the cover plate module is arranged at the top of the cable channel and comprises an initial cover plate, a middle cover plate and a termination cover plate which are sequentially arranged;
the starting cover plate and the middle cover plate respectively comprise a cover plate body and a metal pressing sheet arranged at the bottom of the cover plate body; one end of each metal pressing sheet is arranged on the side part of the corresponding cover plate body and is fixedly connected with the bottom of the corresponding cover plate body through a fastening piece; the other end of the metal pressing sheet extends to the direction far away from the cover plate body and forms a convex edge; the cover plate body of the starting cover plate and the cover plate body of the middle cover plate are placed in a compression joint mode through the corresponding convex edges; the cover plate body of the middle cover plate and the termination cover plate are placed in a compression joint mode through the corresponding convex edges;
the lockset module is arranged on the upper surface of the stopping cover plate.
2. The cable duct cover of claim 1, wherein the lock module includes a signal identification unit;
the signal identification unit is used for receiving an authorization signal sent by an external intelligent key and verifying the authorization signal so as to enable the lock module to perform corresponding action according to a verification result;
the signal identification unit is further used for detecting at least one of the following parameters according to the authorization signal: a location of use of the fob, a time of use of the fob, and an authorized user of the fob.
3. The cable duct cover of claim 1, wherein the fastener is a fastening screw.
4. The cable duct cover of claim 1, wherein the number of metal tabs is four, two of the metal tabs being provided on the cover body of the initial cover and two of the metal tabs being provided on the cover body of the intermediate cover.
5. The cable duct cover of claim 2, wherein the lock module further comprises a base, a stainless steel upper cover plate, a stainless steel inner cover, and a latch mechanism;
the stainless steel upper cover plate is arranged on the outermost layer of the base, a first mechanical key hole for opening the stainless steel upper cover plate is formed in the base, and the first mechanical key hole is matched with a corresponding mechanical switch key;
the stainless steel inner cover is arranged on the middle layer of the base, is of a sliding structure, and is provided with an inner cover handle on the surface, and the inner cover handle is used for opening the stainless steel inner cover;
the lock tongue mechanism is arranged on the inner layer of the base and comprises a groove cover plate lock tongue switch, an intelligent key lock hole and a second mechanical key hole;
the intelligent key lock hole is electrically connected with the signal identification unit and is used for being inserted into an external intelligent key so that the signal identification unit receives the authorization signal sent by the external intelligent key;
the groove cover plate spring bolt switch is connected with a groove cover plate spring bolt on the outer side of the base and used for controlling the groove cover plate spring bolt; the groove cover plate lock tongue is connected with a cable groove metal frame fixed outside;
the second mechanical keyway is mated with a corresponding back-up key that is used to directly open the deadbolt mechanism.
6. The cable trench cover of claim 5, wherein the outer surface of the base is provided with outer drainage holes.
7. The cable trench cover of claim 5, wherein the stainless steel cover has plastic cover electrical signal holes.
8. The cable trench cover according to claim 5, wherein the stainless steel inner cover has a viewing window and an inner drain hole around the periphery.
9. A smart key, comprising: the device comprises a signal receiving unit and a signal transmitting unit;
the signal receiving unit is used for synchronously receiving an authorization signal issued by external terminal equipment;
the signal transmitting unit is used for transmitting the authorization signal to an external cable trench cover plate so that the cable trench cover plate can perform corresponding actions according to the authorization signal.
10. The smart key of claim 9, wherein a battery is disposed in the smart key, and the battery is a rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911080699.6A CN110836049A (en) | 2019-11-06 | 2019-11-06 | Cable trench cover plate and intelligent key |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911080699.6A CN110836049A (en) | 2019-11-06 | 2019-11-06 | Cable trench cover plate and intelligent key |
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| CN110836049A true CN110836049A (en) | 2020-02-25 |
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| CN201911080699.6A Pending CN110836049A (en) | 2019-11-06 | 2019-11-06 | Cable trench cover plate and intelligent key |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112950879A (en) * | 2021-02-07 | 2021-06-11 | 深圳市九众能源科技有限公司 | Pipe network anti-theft monitoring system, equipment and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112950879A (en) * | 2021-02-07 | 2021-06-11 | 深圳市九众能源科技有限公司 | Pipe network anti-theft monitoring system, equipment and method |
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Application publication date: 20200225 |
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