CN113068354A - Buried concealed lock box applicable to park urban green land - Google Patents

Buried concealed lock box applicable to park urban green land Download PDF

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Publication number
CN113068354A
CN113068354A CN202110449415.7A CN202110449415A CN113068354A CN 113068354 A CN113068354 A CN 113068354A CN 202110449415 A CN202110449415 A CN 202110449415A CN 113068354 A CN113068354 A CN 113068354A
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China
Prior art keywords
signal
box body
cover
embedded box
lock
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Granted
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CN202110449415.7A
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Chinese (zh)
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CN113068354B (en
Inventor
陈意
唐云亮
苟军
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China MCC5 Group Corp Ltd
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China MCC5 Group Corp Ltd
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Priority to CN202110449415.7A priority Critical patent/CN113068354B/en
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00944—Details of construction or manufacture
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • H05K5/0221—Locks; Latches
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/03—Covers

Abstract

The invention relates to a safe lock box structure of a green land, and discloses a buried hidden lock box applicable to a green land of a park city, which comprises a box body and an unlocking device; the box body comprises an embedded box body and a cover type cover body, and the edge of the cover type cover body extends to the bottom of the embedded box body along the side wall of the embedded box body; an electrically driven cover lock structure is arranged in the embedded box body and comprises a lock tongue body penetrating through the side wall of the embedded box body; a controller is arranged in the embedded box body and comprises a signal receiving assembly, and the signal receiving assembly is connected with the processor; the unlocking device comprises a pulse signal generating module and a signal transmitting component. The invention improves the embedded box body, the cover type cover body is arranged to be matched with the embedded box body, and the upper end surface and the side surface of the cover type cover body are of an integral structure and cannot be opened from the outside; the unlocking device is matched with the unlocking device to send an unlocking signal to open, the unlocking safety is improved while the integral structure of the embedded box body is reliable, and meanwhile, the operation is convenient and the use is flexible.

Description

Buried concealed lock box applicable to park urban green land
Technical Field
The invention relates to a safety lock box structure of a green land, which is used for placing relevant control operation components such as an electromagnetic valve and the like, in particular to a buried hidden lock box suitable for the green land of a park city.
Background
In the greening areas of suburbs or suburbs of the city, maintenance is required to maintain the durability of the greening. Including maintenance requirements through water supply irrigation, power supply and distribution regulation, and the like. Therefore, facilities such as a certain number of electromagnetic valve boxes, water supply and extraction boxes, distribution boxes and the like are often arranged in green areas, and corresponding equipment in the boxes is required to be used in the maintenance process.
Because the greenery areas are periodically maintained by special maintenance personnel and the area of the greenery areas is large, the box bodies and equipment in the greenery areas cannot be monitored in real time, and the box bodies are exposed outside and easily damaged by others carelessly in the long-term use process, so that loss is caused; in order to improve the use safety, part of the box body is arranged below the ground and protected in a buried mode, a box cover on the box body is generally arranged to be an upturned cover body, and the box body can be opened when internal equipment is needed; however, the buried box body is often damaged by others, such as opening the box cover, damaging the internal equipment, etc.; even if the lock body is arranged on the box cover, the lock body is easily corroded and damaged by rainwater in the long-term use process, and the opening of the box body is not facilitated.
It can know, current greenery patches maintenance of equipment box structure exists the urgent need to improve the position, and buried formula structure still exists by other people's damaged possibility, and the lock body structure on the case lid when pinning the box, has also caused the hidden danger of later stage use, and the reliability is not high. Should optimize the improvement to the maintenance equipment box structure to make box itself be difficult to suffer destruction, the in-process reliability of using for a long time is high, improves the convenience that the greenery patches was maintained. Therefore, a more reasonable technical scheme needs to be provided, and the defects in the prior art are overcome.
Disclosure of Invention
In order to solve the defects of the prior art mentioned in the above, the invention provides the buried hidden lock box suitable for the park urban greening land, and the structure integrity of the box body displayed outside is higher through the built-in lock body structure, so that the box body cannot be opened and damaged through external force, and the reliability of the box body is improved.
In order to achieve the purpose, the invention specifically adopts the technical scheme that:
a buried hidden lock box suitable for park urban green lands comprises a box body and an unlocking device; the box body comprises an embedded box body and a cover type cover body, the cover type cover body covers an opening at the upper end of the embedded box body, and the edge of the cover type cover body extends to the bottom of the embedded box body along the side wall of the embedded box body; an electrically driven cover locking structure is arranged in the pre-buried box body and comprises a lock tongue body penetrating through the side wall of the pre-buried box body, and the lock tongue body is matched with the box cover to lock or unlock the box cover; the embedded box body is internally provided with a controller, the controller comprises a signal receiving assembly, and the signal receiving assembly is connected with a processor which is used for processing and sending an unlocking signal to the cover locking structure; the unlocking device comprises a pulse signal generating module and a signal transmitting assembly, wherein the pulse signal generating module is electrically connected with the signal transmitting assembly and is used for transmitting source signals to the signal transmitting assembly, and the signal transmitting assembly is correspondingly matched with the signal receiving assembly and is used for transmitting signals.
According to the hidden lock box, the cover type cover body is locked or unlocked through the cover locking structure arranged in the embedded box body. When the cover type cover body covers the embedded box body, the lock tongue body elastically retracts under the action of the pushing force, and then the cover type cover body is locked; when the unlocking is needed, a signal is generated through the unlocking device and is sent to the signal receiving assembly through the signal transmitting assembly, the signal receiving assembly receives the signal and then decodes the signal, the processor sends an unlocking signal to the cover lock structure to unlock when the decoded signal is a correct signal, and the unlocking cannot be carried out if the decoded signal is an error signal.
Further, the unlocking device used in the present invention sends a specific signal to unlock, which at least includes information on three dimensions of signal frequency, phase and duration, and is not limited specifically, and here, optimization is performed and the selection of phase is given as follows: the unlocking device comprises a phase correction module, and the phase correction module is arranged between the pulse signal generation module and the signal transmitting assembly and is used for correcting the phase of the source signal. The phase correction module has the significance that the source signal generated by the pulse signal generator is corrected, so that the initial phase is converted into the correct phase, the phase error is reduced, the unlocking matching accuracy is improved, the safety degree of the unlocking signal can be improved, and the risk of cracking the unlocking information is reduced.
Further, regarding optimization over duration, one of the possible options is presented here: the unlocking device also comprises a time module, and the time module is electrically connected and matched with the pulse signal generation module. When the scheme is adopted, the time module is used for calculating the starting time of the pulse signal generator, and sending a signal to be used for continuing the generation of the off pulse signal when the set time length is reached, so that the obtained signal length is the length meeting the requirement, the unlocking error is reduced, the unlocking precision is improved, the safety degree of the unlocking signal can be improved, and the risk that the unlocking information is cracked is reduced.
Furthermore, in order to improve the safety of the unlocking signal, the signal frequency of the pulse signal generator is the frequency within the set range, and the control and the regulation are carried out through the pulse signal generator, specifically, when the box body is hidden at a certain position, the frequency corresponding to the unlocking signal is the specific frequency.
Further, to facilitate signal transmission, optimization is performed here and one of the possible options is: the signal transmitting assembly and the signal receiving assembly comprise electromagnetic coils. When the scheme is adopted, the electric signal generated by the pulse signal generator enters the electromagnetic coil and generates a changing magnetic field at the electromagnetic coil, the induction magnetic field is correspondingly generated at the signal receiving assembly, the induction magnetic field synchronously generates induction current, the induction current is a signal received by the signal receiving assembly correspondingly, the correct unlocking signal can be recognized only when the frequency, the phase and the length of the signal all accord with the preset parameters of the unlocking signal, and otherwise, the correct unlocking signal cannot be recognized.
Still further, when the signal receiving component generates an induced current, the signal is identified and compared, and the following preferred options can be specifically adopted: the controller comprises a voltage comparison module which is electrically connected with the signal receiving assembly and the processor and is used for comparing the received signal voltage with a preset voltage. When the scheme is adopted, an allowable error value can be preset, and when the change frequency, the phase information and the duration of the signal voltage are all within the allowable error, the signal is judged to be a correct signal.
Further, the present invention employs a cover lock structure to lock and unlock the cover, and the cover lock structure may be configured in various forms, which are not limited only, and is optimized and one of the possible options is: the cover lock structure comprises a telescopic electromagnet, wherein an action rod of the telescopic electromagnet is located at a first position when the telescopic electromagnet is not electrified, and the action rod of the telescopic electromagnet is located at a second position when the telescopic electromagnet is electrified; and the front end of the action rod is connected and matched with the lock tongue body, the lock tongue body is pushed outwards and the cover type cover body is locked when the action rod is positioned at the first position, and the lock tongue body is pulled inwards and the cover type cover body is unlocked when the action rod is positioned at the second position. When the scheme is adopted, the action rod of the telescopic electromagnet is switched between two positions, and the return spring arranged on the telescopic electromagnet applies elastic return force to the action rod, so that the action rod keeps the trend of moving to the first position by the elastic return force and keeps the action rod at the first position in the non-power state; when the power is on, the electromagnetic force overcomes the elastic reset force to work the action rod and enable the action rod to reach the second position, and the elastic reset force generated by the reset spring reaches the maximum value.
Further, after setting up the bell-type lid, support between pre-buried box and the bell-type lid and tightly cooperate, the cooperation structure can adopt multiple mode, and here is optimized and one of them feasible selection is lifted: the side wall of the embedded box body is provided with a boss structure, and when the cover type cover body is matched with the embedded box body, the edge of the cover type cover body abuts against the boss structure tightly. When the scheme is adopted, the embedded box body can be square or round, and the corresponding cover type cover body is also square or round.
Further, the boss structure can provide a holding force, and the lower edge of the hood-type cover body can be sealed, and the specific sealing mode can be constructed into various structures, which is optimized and one of the feasible options is provided: the lug boss structure is continuously surrounded around the outer side wall of the embedded box body and is connected end to end, and a flexible sealing gasket is arranged between the edge of the cover type cover body and the lug boss structure. When the scheme is adopted, the cover type cover body covers the embedded box body downwards and supports the boss structure tightly, and the flexible sealing gasket is used for sealing the supporting position.
Still further, the flexible sealing gasket can be made of a silica gel material.
Further, in order to improve the overall strength to ensure a reliable structure, the hood-type cover body is generally made of a thick and high-strength material, such as a PVC material, an alloy material, and the like, but such a structure may affect the transmission of electromagnetic signals, so that optimization is performed and one of the feasible options is provided: the upper surface of the cover type cover body is provided with a signal transmission area, and the signal receiving assembly is positioned below the signal transmission area. When the scheme is adopted, one area with smaller thickness can be arranged on the cover type cover body and used for being attached with the signal receiving assembly, or the material at the position is changed, so that the blocking or shielding of electromagnetic signals is reduced.
Still further, the signal transmission area can be a sunken clamping groove formed in the inner surface of the cover type cover body, and the signal receiving assembly can be arranged in the sunken clamping groove in an embedded mode, so that transmission of electromagnetic signals can be enhanced, and the overall strength can be guaranteed. Correspondingly, a prompt mark can be arranged on the outer surface of the cover type cover body to indicate the position of the signal transmission area, so that the signal transmitting assembly can be attached to the area conveniently during unlocking.
Furthermore, when the hidden box body is used, the hidden box body is arranged below the ground, and the upper end surface of the cover type cover body is displayed on the ground and does not have any opening position; the lower part of the embedded box body is connected with a corresponding power supply pipeline to supply power to the controller, and other required equipment can be arranged at the same time. The side wall lower part or the bottom of pre-buried box be provided with the connecting pipe mouth, connecting pipe mouth department sets up the power supply cable, power supply cable connection director. When adopting such scheme, set up required other equipment in pre-buried box, for example irrigate valve body, distribution switch, control valve etc to be connected through connecting pipe mouth and pre-buried at main line etc. underground.
Compared with the prior art, the invention has the beneficial effects that:
the invention improves the embedded box body, the cover type cover body is arranged to be matched with the embedded box body, and the upper end surface and the side surface of the cover type cover body are of an integral structure and cannot be opened from the outside; the unlocking device is matched with the unlocking device to send an unlocking signal to open, the unlocking safety is improved while the integral structure of the embedded box body is reliable, and meanwhile, the operation is convenient and the use is flexible.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of the hidden box.
Fig. 2 is a schematic diagram of a possible phase correction circuit.
Fig. 3 is a timing diagram of the pulse signal generator.
FIG. 4 is a schematic diagram of a possible comparison circuit.
In the above drawings, the meaning of each symbol is: 1. an unlocking device; 2. a pulse signal generating module; 3. a phase correction module; 4. a signal emitting assembly; 5. a hood-type cover body; 6. embedding the box body in advance; 7. a lock tongue body; 8. a cover lock structure; 9. a flexible gasket; 10. a boss structure; 11. a pit; 12. connecting the pipe orifices; 13. a controller; 14. a signal receiving component; 15. a signal transfer region.
Detailed Description
The invention is further explained below with reference to the drawings and the specific embodiments.
It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
Examples
The existing buried box body is unreliable in structure and is easily damaged by others; or the lock body is not resistant to rainwater erosion, the reliability of the lock body structure is low, and the lock body is corroded and damaged after a period of time; and the operation complexity of using is increased by unlocking through the physical lock structure. In view of these problems, the present embodiment provides an optimized concealed lock box, which can solve the existing technical problems.
Specifically, the technical solution disclosed in this embodiment is:
as shown in fig. 1, a buried hidden lock box suitable for a park city green land comprises a box body and a lock release device 1; the box body comprises an embedded box body 6 and a cover type cover body 5, the cover type cover body 5 covers an opening at the upper end of the embedded box body 6, and the edge of the cover type cover body 5 extends to the bottom of the embedded box body 6 along the side wall of the embedded box body 6; an electrically driven cover locking structure 8 is arranged in the embedded box body 6, the cover locking structure 8 comprises a locking tongue body 7 penetrating through the side wall of the embedded box body 6, and the locking tongue body 7 is matched with the box cover to lock or unlock the box cover; a controller 13 is arranged in the embedded box body 6, the controller 13 comprises a signal receiving component 14, and the signal receiving component 14 is connected with a processor for processing and sending an unlocking signal to the cover locking structure 8; the unlocking device 1 comprises a pulse signal generating module 2 and a signal transmitting component 4, wherein the pulse signal generating module 2 is electrically connected with the signal transmitting component 4 and is used for transmitting a source signal to the signal transmitting component 4, and the signal transmitting component 4 is correspondingly matched with a signal receiving component 14 and is used for transmitting a signal.
Preferably, in the embodiment, the ground is provided with a pit 11 for arranging the embedded box body 6, and the inner bottom and the inner wall of the pit 11 are reinforced by concrete materials. The embedded box body 6 is arranged in the pit 11 and is connected and fastened through foundation bolts or expansion bolts; when the cover type cover body 5 is arranged behind the embedded box body 6, the gap between the side wall of the cover type cover body 5 and the inner wall of the pit 11 is less than or equal to 5 mm. In order to facilitate the upward lifting of the hood-type cover 5, a handle structure may be provided on the hood-type cover 5.
The hidden lock box disclosed above locks or unlocks the hood-type cover body 5 through the cover lock structure 8 arranged in the embedded box body 6. When the cover type cover body 5 is covered on the embedded box body 6, the lock tongue body 7 elastically retracts under the action of the pushing force, and then the cover type cover body 5 is locked; when unlocking is needed, signals are generated through the unlocking device 1 and are sent to the signal receiving assembly 14 through the signal transmitting assembly 4, the signal receiving assembly 14 receives the signals and then decodes the signals, when the decoded signals are correct signals, the processor sends unlocking signals to the cover lock structure 8 to unlock, and if the decoded signals are wrong signals, unlocking cannot be conducted.
The unlocking device 1 used in this embodiment transmits a specific signal to unlock, which at least includes information on three dimensions of signal frequency, phase and duration, and is not limited specifically, and this embodiment optimizes and adopts one of the options regarding phase limitation: the unlocking device 1 comprises a phase correction module 3, and the phase correction module 3 is arranged between the pulse signal generation module 2 and the signal transmitting assembly 4 and is used for correcting the phase of the source signal. The phase correction module 3 has the significance of correcting the source signal generated by the pulse signal generator to convert the initial phase to the correct phase, reducing the phase error, improving the accuracy of unlocking matching, improving the safety degree of the unlocking signal and reducing the risk of cracking the unlocking information.
As shown in fig. 2 and fig. 3, in the present embodiment, the phase correction module 3 employs a phase corrector, and the phase correction of the pulse signal is realized by a phase correction circuit. The correct phase can be set according to actual requirements, and the allowable phase error is within 0.1% of the phase amplitude.
With regard to optimization over duration, the present embodiment employs one of the possible options: the unlocking device 1 further comprises a time module, and the time module is electrically connected and matched with the pulse signal generating module 2. When the scheme is adopted, the time module is used for calculating the starting time of the pulse signal generator, and sending a signal to be used for continuing the generation of the off pulse signal when the set time length is reached, so that the obtained signal length is the length meeting the requirement, the unlocking error is reduced, the unlocking precision is improved, the safety degree of the unlocking signal can be improved, and the risk that the unlocking information is cracked is reduced.
In this embodiment, the pulse signal generator is used to generate the pulse signal continuously, and the time module can control the start and stop of the pulse signal generator to perform accurate pulse signal cutting. In the present embodiment, the length of the pulse signal is set to 100ms, that is, the pulse signal generator stops sending the pulse signal continuously after sending the pulse signal for 100ms continuously. In some embodiments, the length of the pulse signal can also be set according to actual requirements, and the setting range is generally 50ms to 500 ms.
In this embodiment, in order to improve the safety of the unlocking signal, the signal frequency of the pulse signal generator is a frequency within a set range, and the pulse signal generator is used for controlling and adjusting the frequency, specifically, when the box body is hidden at a certain position, the frequency corresponding to the unlocking signal is a specific frequency.
Preferably, the signal frequency of the pulse signal generator used in this embodiment is 30Hz, and in some embodiments, signals with other frequencies may be used, and only the matching setting needs to be performed in advance. The signal frequency of the pulse signal generator is 5 Hz-120 Hz.
To facilitate the signal transfer, optimization is performed here and one of the possible options is presented: the signal transmitting assembly 4 and the signal receiving assembly 14 each comprise an electromagnetic coil. When the scheme is adopted, the electric signal generated by the pulse signal generator enters the electromagnetic coil and generates a changing magnetic field at the electromagnetic coil, the induction magnetic field is correspondingly generated at the signal receiving assembly 14, the induction magnetic field synchronously generates induction current, the induction current is a signal received by the signal receiving assembly 14 correspondingly, the signal can be identified as a correct unlocking signal only when the frequency, the phase and the length of the signal all accord with preset parameters of the unlocking signal, and otherwise the signal cannot be identified as a correct signal.
When the signal receiving component 14 generates an induced current, the signals are identified and compared, and the following preferred options can be specifically adopted: the controller 13 includes a voltage comparison module electrically coupled to the signal receiving assembly 14 and the processor for comparing the received signal voltage with a predetermined voltage. When the scheme is adopted, an allowable error value can be preset, and when the change frequency, the phase information and the duration of the signal voltage are all within the allowable error, the signal is judged to be a correct signal.
As shown in fig. 4, the voltage comparison module is implemented by a comparison circuit, and identifies the voltage signal received by the signal receiving module and matches the voltage signal with a preset voltage, and only when 100% match is achieved, the voltage signal is identified as a correct signal.
The present embodiment employs a cover lock structure 8 to lock and unlock the cover, the cover lock structure 8 can be configured in various forms, which is not limited only, and the present embodiment is optimized and adopts one of the feasible options: the cover lock structure 8 comprises a telescopic electromagnet, an action rod of the telescopic electromagnet is located at a first position when the telescopic electromagnet is not electrified, and the action rod of the telescopic electromagnet is located at a second position when the telescopic electromagnet is electrified; and the front end of the action rod is connected and matched with the lock tongue body 7, when the action rod is positioned at the first position, the lock tongue body 7 is pushed outwards and locks the hood-type cover body 5, and when the action rod is positioned at the second position, the lock tongue body 7 is pulled inwards and unlocks the hood-type cover body 5. When the scheme is adopted, the action rod of the telescopic electromagnet is switched between two positions, and the return spring arranged on the telescopic electromagnet applies elastic return force to the action rod, so that the action rod keeps the trend of moving to the first position by the elastic return force and keeps the action rod at the first position in the non-power state; when the power is on, the electromagnetic force overcomes the elastic reset force to work the action rod and enable the action rod to reach the second position, and the elastic reset force generated by the reset spring reaches the maximum value.
After setting up bell-type lid 5, support tight cooperation between pre-buried box 6 and the bell-type lid 5, the cooperation structure can adopt multiple mode, and this embodiment is optimized and is adopted one of them feasible selection: the side wall of the embedded box body 6 is provided with a boss structure 10, and when the cover type cover body 5 is matched with the embedded box body 6, the edge of the cover type cover body 5 abuts against the boss structure 10 tightly. When the scheme is adopted, the embedded box body 6 can be square or round, and the corresponding cover type cover body 5 is also square or round.
Preferably, the embedded box body 6 is made of a PVC material, and the boss structure 10 and the embedded box body 6 are integrally formed.
The boss structure 10 can provide a sealing treatment at the lower edge of the hood-type cover 5 in addition to the abutting force, and the specific sealing manner can be constructed into various structures, which are optimized and one of the feasible options is shown here: the boss structure 10 is continuously surrounded around the outer side wall of the embedded box body 6 and connected end to end, and a flexible sealing gasket 9 is arranged between the edge of the cover type cover body 5 and the boss structure 10. When the scheme is adopted, the cover type cover body 5 covers the embedded box body 6 downwards and abuts against the boss structure 10, and the flexible sealing gasket 9 seals the abutting part.
Preferably, the flexible sealing gasket 9 can be made of a silicone material.
In order to improve the overall strength and ensure a reliable structure, the hood-type cover 5 is generally made of a thick and strong material, such as PVC material, alloy material, etc., but such a structure may affect the transmission of electromagnetic signals, so that optimization and one of the possible options are provided: the upper surface of the hood-type cover 5 is provided with a signal transmission area 15, and the signal receiving assembly 14 is located below the signal transmission area 15. With such a scheme, a region with a smaller thickness can be provided on the hood-type cover 5 for attaching the signal receiving element 14, or the material of the region can be changed, so as to reduce the blocking or shielding of electromagnetic signals.
Preferably, in the present embodiment, the hood-type cover 5 has a thickness of 10mm, and a circular area having a thickness of 5mm is provided thereon as the signal transmission area 15. The signal receiving element 14 is disposed in the area, and when the signal transmitting element 4 approaches the area, the electromagnetic signal can penetrate the cover 5 and is not shielded by the blocking.
In some embodiments, the signal transmission area 15 may be a recessed slot disposed on an inner surface of the hood cover 5, and the signal receiving assembly 14 may be embedded in the recessed slot, so as to enhance transmission of electromagnetic signals and ensure overall strength. Correspondingly, a prompt mark can be arranged on the outer surface of the cover type cover body 5 to indicate the position of the signal transmission area 15, so that the signal transmitting assembly 4 can be attached to the area when unlocking is facilitated.
When the hidden box body is used, the hidden box body is arranged below the ground, and the upper end surface of the cover type cover body 5 is displayed on the ground and is not opened; the lower part of the embedded box 6 is connected with a corresponding power supply pipeline to supply power to the controller 13, and other required equipment can be arranged at the same time, the structure of the embedded box 6 is optimized to supply power conveniently in the embodiment, and one of the feasible options is given here: and a connecting pipe orifice 12 is arranged at the lower part or the bottom of the side wall of the embedded box body 6, and a power supply cable is arranged at the connecting pipe orifice 12 and is connected with a controller 13. When adopting such scheme, set up required other equipment in pre-buried box 6, for example irrigate valve body, distribution switch, control valve etc to be connected at underground main line etc. through connecting pipe orifice 12 and pre-buried.
The above embodiments are just exemplified in the present embodiment, but the present embodiment is not limited to the above alternative embodiments, and those skilled in the art can obtain other various embodiments by arbitrarily combining with each other according to the above embodiments, and any other various embodiments can be obtained by anyone in light of the present embodiment. The above detailed description should not be construed as limiting the scope of the present embodiments, which should be defined in the claims, and the description should be used for interpreting the claims.

Claims (10)

1. A buried hidden lock box suitable for park urban green lands comprises a box body and an unlocking device (1); the method is characterized in that: the box body comprises an embedded box body (6) and a cover type cover body (5), the cover type cover body (5) covers an opening at the upper end of the embedded box body (6), and the edge of the cover type cover body (5) extends to the bottom of the embedded box body (6) along the side wall of the embedded box body (6); an electrically driven cover locking structure (8) is arranged in the embedded box body (6), the cover locking structure (8) comprises a lock tongue body (7) penetrating through the side wall of the embedded box body (6), and the lock tongue body (7) is matched with the box cover to lock or unlock the box cover; a controller (13) is arranged in the embedded box body (6), the controller (13) comprises a signal receiving component (14), and the signal receiving component (14) is connected with a processor which is used for processing and sending an unlocking signal to the cover locking structure (8); the unlocking device (1) comprises a pulse signal generating module (2) and a signal transmitting component (4), wherein the pulse signal generating module (2) is electrically connected with the signal transmitting component (4) and is used for transmitting a source signal to the signal transmitting component (4), and the signal transmitting component (4) is correspondingly matched with a signal receiving component (14) and is used for transmitting a signal.
2. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the unlocking device (1) comprises a phase correction module (3), and the phase correction module (3) is arranged between the pulse signal generation module (2) and the signal transmitting assembly (4) and is used for correcting the phase of a source signal.
3. The buried concealed lock box for use in park urban landscaping as claimed in claim 1 or claim 2, wherein: the unlocking device (1) further comprises a time module, and the time module is electrically connected and matched with the pulse signal generating module (2).
4. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the signal transmitting assembly (4) and the signal receiving assembly (14) both comprise electromagnetic coils.
5. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the controller (13) comprises a voltage comparison module which is electrically matched with the signal receiving component (14) and the processor and is used for comparing the received signal voltage with a preset voltage.
6. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the cover lock structure (8) comprises a telescopic electromagnet, an action rod of the telescopic electromagnet is located at a first position when the telescopic electromagnet is not electrified, and the action rod of the telescopic electromagnet is located at a second position when the telescopic electromagnet is electrified; the front end of the action rod is connected and matched with the lock tongue body (7), the lock tongue body (7) is pushed outwards and the cover type cover body (5) is locked when the action rod is located at the first position, and the lock tongue body (7) is pulled inwards and the cover type cover body (5) is unlocked when the action rod is located at the second position.
7. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the side wall of the embedded box body (6) is provided with a boss structure (10), and when the cover type cover body (5) is matched with the embedded box body (6), the edge of the cover type cover body (5) is abutted against the boss structure (10).
8. The buried concealed lock box for use in park urban landscaping areas of claim 7, wherein: the outer side wall of the embedded box body (6) is continuously surrounded by the boss structure (10) and connected end to end, and a flexible sealing gasket (9) is arranged between the edge of the cover type cover body (5) and the boss structure (10).
9. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the upper surface of the cover type cover body (5) is provided with a signal transmission area (15), and the signal receiving assembly (14) is located below the signal transmission area (15).
10. The buried concealed lock box for use in park urban landscaping areas of claim 1, wherein: the lower part or the bottom of the side wall of the embedded box body (6) is provided with a connecting pipe orifice (12), a power supply cable is arranged at the connecting pipe orifice (12), and the power supply cable is connected with a controller (13).
CN202110449415.7A 2021-04-25 2021-04-25 Buried hidden lock box applicable to park urban greening land Active CN113068354B (en)

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