阅读说明：本技术 一种双层井盖防偷盗结构及检测方法 (Anti-theft structure of double-layer well lid and detection method ) 是由 晏峰 丁明东 谷荣祥 于 2019-09-20 设计创作，主要内容包括：本发明公开了一种双层井盖防偷盗结构及检测方法,主要内容为：包括上层井盖、下层井盖、长磁程磁铁、上层井盖锁、井盖座、智能检测终端和下层井盖锁,所述井盖座固定安装在井口处且井盖座上设有两层环形凹槽,上层井盖通过上层井盖锁安装在井盖座上侧环形凹槽里,长磁程磁铁安装在上层井盖底面上,下层井盖通过下层井盖锁安装在井盖座下侧环形凹槽里,智能检测终端安装在下层井盖的底面上。本发明实现原理简单,安装简单,并且检测结果可靠,在很大程度上减小了现场施工的难度和可操作性,高灵敏度磁感应传感器和倾角传感器可以实现对井盖的实时不间断监控,而且功耗非常低,非常适用于本应用中电池供电场景,从而降低维护成本。(The invention discloses an anti-theft structure of a double-layer well lid and a detection method, which mainly comprise the following steps: including upper well lid, lower floor's well lid, long magnetic stroke magnet, upper well lid lock, well lid seat, intelligent detection terminal and lower floor's well lid lock, well lid seat fixed mounting is equipped with two-layer annular groove on well head department and well lid seat, and upper well lid passes through upper well lid lock to be installed in well lid seat upside annular groove, and long magnetic stroke magnet is installed on upper well lid bottom surface, and lower floor's well lid passes through lower floor's well lid lock to be installed in well lid seat downside annular groove, and intelligent detection terminal installs on the bottom surface of lower floor's well lid. The invention has simple realization principle, simple installation and reliable detection result, reduces the difficulty and operability of site construction to a great extent, can realize real-time uninterrupted monitoring on the well lid by the high-sensitivity magnetic induction sensor and the inclination angle sensor, has very low power consumption, and is very suitable for the battery power supply scene in the application, thereby reducing the maintenance cost.)

1. The utility model provides a double-deck well lid anti-theft structure and detection method which characterized in that: including upper well lid, lower floor's well lid, long magnetic distance magnet, upper well lid lock, well lid seat, intelligent detection terminal and lower floor's well lid lock, well lid seat fixed mounting is equipped with two-layer annular groove on well head department and well lid seat, upper well lid passes through upper well lid lock and installs in well lid seat upside annular groove, long magnetic distance magnet fixed mounting is on upper well lid bottom surface, lower floor's well lid passes through lower floor's well lid lock and installs in well lid seat downside annular groove, intelligent detection terminal passes through screw and nut fixed mounting on the bottom surface of lower floor's well lid.

2. the anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the detection method comprises the following steps:

a) When the upper well lid is opened, the long-range magnet arranged on the upper well lid is also opened along with the well lid, so that a high-sensitivity magnetic induction sensor in the intelligent detection terminal on the lower well lid can detect the long-range magnet, an NB-IoT wireless transmission mode is adopted by the wireless communication module to send alarm information to the management platform, and meanwhile, a buzzer in the intelligent detection terminal on the lower well lid buzzes for alarm;

b) When the lower well lid is opened, or when the inclination angle of the well lid exceeds the early warning value, the inclination angle sensor in the intelligent detection terminal can immediately detect the inclination angle sensor, alarm information is sent to the management platform through the wireless communication module in an NB-IoT wireless transmission mode, and meanwhile, a buzzer in the intelligent detection terminal on the lower well lid buzzes and alarms.

3. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the intelligent detection terminal comprises magnetic induction sensor, tilt sensor, power, bee calling organ, wireless communication module and MCU chip, magnetic induction sensor, tilt sensor and power all are connected with the MCU chip, wireless communication module links to each other with the MCU chip, bee calling organ is connected with the MCU chip.

4. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the upper well cover is made of cast iron materials.

5. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the lower well lid is made of PVC high polymer materials.

6. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the distance between the upper well cover and the lower well cover is 10-20 cm.

7. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: install thermal-insulated buffer baffle in order to prevent that long magnetic path magnet magnetic field from weakening and by external stress damage between upper manhole cover bottom surface and the long magnetic path magnet top surface.

8. The anti-theft structure and the detection method for the double-layer well lid according to claim 1 are characterized in that: the long-magnetic-distance magnet is located in a detection area above an intelligent detection terminal on the lower well lid.

Technical Field

The invention relates to the technical field of well lid theft prevention, in particular to a double-layer well lid theft prevention structure and a detection method.

Background

In the urban construction, public facilities such as electric power, communication, municipal manhole covers and the like face the conditions of difficult supervision and theft of manhole covers and underground cables in daily management and maintenance due to large area and wide distribution range, and great influence and loss are caused to urban management, enterprise production and common people life.

At present, the intelligent terminal equipment using the wireless communication technology is many, and the remote monitoring of the well lid state can be realized by installing the terminal equipment on the well lid, so that the well lid and the underground cable are prevented from being stolen.

However, single layer well lids are still weak against theft of downhole cables, so in many areas and segments, power and communication well lids have been replaced with double layer well lids. The double-layer monitoring of the double-layer well lid is realized, the monitoring is simple, the installation is convenient, and the traditional intelligent monitoring terminal equipment cannot be competent. Therefore, the two-stage monitoring scheme for the double-layer well lid is significant.

disclosure of Invention

the invention aims to solve the technical problem that the defects in the prior art are overcome, and discloses an anti-theft structure and a detection method for a double-layer well lid.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a double-deck well lid anti-theft structure and detection method, includes upper well lid, lower floor's well lid, long magnetic distance magnet, upper well lid lock, well lid seat, intelligent detection terminal and lower floor's well lid lock, well lid seat fixed mounting is equipped with two-layer annular groove on well mouth department and well lid seat, upper well lid passes through upper well lid lock and installs in well lid seat upside annular groove, long magnetic distance magnet fixed mounting is on upper well lid bottom surface, lower floor's well lid passes through lower floor's well lid lock and installs in well lid seat downside annular groove, intelligent detection terminal passes through screw and nut fixed mounting on the bottom surface of lower floor's well lid.

In a preferred embodiment of the present invention, the detection method comprises the steps of:

a) When the upper well lid is opened, the long-range magnet arranged on the upper well lid is also opened along with the well lid, so that a high-sensitivity magnetic induction sensor in the intelligent detection terminal on the lower well lid can detect the long-range magnet, an NB-IoT wireless transmission mode is adopted by the wireless communication module to send alarm information to the management platform, and meanwhile, a buzzer in the intelligent detection terminal on the lower well lid buzzes for alarm;

b) when the lower well lid is opened, or when the inclination angle of the well lid exceeds the early warning value, the inclination angle sensor in the intelligent detection terminal can immediately detect the inclination angle sensor, alarm information is sent to the management platform through the wireless communication module in an NB-IoT wireless transmission mode, and meanwhile, a buzzer in the intelligent detection terminal on the lower well lid buzzes and alarms.

as a preferred embodiment of the invention, the intelligent detection terminal is composed of a magnetic induction sensor, a tilt sensor, a power supply, a buzzer, a wireless communication module and an MCU chip, wherein the magnetic induction sensor, the tilt sensor and the power supply are all connected with the MCU chip, the wireless communication module is connected with the MCU chip, and the buzzer is connected with the MCU chip.

In a preferred embodiment of the present invention, the upper well cover is made of cast iron.

In a preferred embodiment of the present invention, the lower well lid is made of a PVC polymer material.

In a preferred embodiment of the present invention, the distance between the upper well cover and the lower well cover is 10 to 20 cm.

In a preferred embodiment of the invention, a thermal insulation buffer baffle is arranged between the bottom surface of the upper well cover and the top surface of the long-stroke magnet to prevent the magnetic field of the long-stroke magnet from weakening and being damaged by external stress.

In a preferred embodiment of the present invention, the long-range magnet is located in a detection area above the intelligent detection terminal on the lower manhole cover.

The invention aims to solve the technical scheme of double-layer monitoring of a double-layer well lid. Wherein, double-deck well lid type does: the upper layer is cast iron, the lower layer is PVC high polymer material, and the distance between the upper layer well cover and the lower layer well cover is about 15 cm. The technical scheme is to realize that: 1.) when the upper well cover is opened, the system alarms the management platform; 2.) when the lower well lid is opened, the system alarms the management platform; 3.) a mechanical lock is added on the lower well lid, so that the opening difficulty is increased; 4.) battery powered, low power design. Long magnetic distance magnet and intelligent monitoring terminal cooperation are used for monitoring upper well lid and lower floor's well lid and whether opened, and the mechanical lock is used for consolidating lower floor's well lid. The intelligent monitoring terminal comprises a battery bin, a detection control unit and a wireless data sending unit, and is the most core part of the scheme. The long-magnetic-range magnet is arranged on the upper-layer cast iron well cover, and an anti-collision design is added according to the installation environment during adsorption; the intelligent detection terminal is arranged on the back of the lower well lid to prevent the intelligent detection terminal from being damaged manually; the mechanical lock is arranged on the lower well cover to enhance the protection capability of the lower well cover. When the upper well lid is opened, the long-range magnet arranged on the upper well lid is also opened along with the well lid, so that a high-sensitivity magnetic induction sensor in an intelligent detection terminal on the lower well lid can detect the long-range magnet and send alarm information to a management platform in an NB-IoT wireless transmission mode; when the lower well lid is opened, or when the inclination angle of the well lid exceeds the early warning value, the inclination angle sensor in the intelligent detection terminal can immediately detect the inclination angle, and sends alarm information to the management platform in an NB-IoT wireless transmission mode. In addition, intelligent detection terminal has increased the audible alarm of high decibel bee calling organ when sending alarm information to management platform to the stealer to well lid and cable in the pit plays the on-the-spot well lid effect, just so simply and the effectual double-deck control that has realized double-deck well lid.

Compared with the prior art, the invention has the following advantages:

1) The invention has simple realization principle, simple installation and reliable detection result, and reduces the difficulty and operability of site construction to a great extent;

2) The high-sensitivity magnetic induction sensor and the inclination angle sensor can realize real-time uninterrupted monitoring of the well lid, have very low power consumption, are very suitable for a battery power supply scene in the application, prolong the service life of the battery and prolong the maintenance period of field equipment, thereby reducing the maintenance cost;

3) the NB-IoT (narrowband Internet of things) wireless communication mode is used, the characteristics of wide coverage, low power consumption, large connection and the like are achieved, and the antenna matched for product speciality is used, so that the terminal can still work stably and reliably in a severe working environment under a well cover.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of an intelligent detection terminal according to an embodiment of the present invention.

Description of reference numerals:

1: upper well cover, 2: lower floor's well lid, 3: long-range magnet, 4: upper manhole cover lock, 5: well cover seat, 6: intelligent detection terminal, 61: magnetic induction sensor, 62: tilt sensor, 63: power supply, 64: buzzer, 65: wireless communication module, 66: MCU chip, 7: and the lower well cover is locked.

Detailed Description

the following description of the embodiments of the present invention refers to the accompanying drawings and examples:

it should be noted that the structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the following claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same, are intended to fall within the scope of the present disclosure.

In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

as shown in fig. 1 and 2, which illustrate a specific embodiment of the present invention; as shown in fig. 1, the double-layer well lid anti-theft structure and the detection method disclosed by the invention comprise an upper layer well lid 1, a lower layer well lid 2, a long-range magnet 3, an upper layer well lid lock 4, a well lid seat 5, an intelligent detection terminal 6 and a lower layer well lid lock 7, wherein the well lid seat 5 is fixedly arranged at a well opening, two layers of annular grooves are arranged on the well lid seat 5, the upper layer well lid 1 is arranged in the annular groove on the upper side of the well lid seat 5 through the upper layer well lid lock 4, the long-range magnet 3 is fixedly arranged on the bottom surface of the upper layer well lid 1, the lower layer well lid 2 is arranged in the annular groove on the lower side of the well lid seat 5 through the lower layer well lid lock 7, and the intelligent detection terminal 6 is fixedly arranged on the bottom surface of the lower layer well lid 2.

Preferably, the detection method comprises the following steps:

a) when the upper well lid 1 is opened, the long-range magnet 3 mounted on the upper well lid is also opened along with the well lid, so that the high-sensitivity magnetic induction sensor 61 in the intelligent detection terminal 6 on the lower well lid 2 can detect the long-range magnet, an NB-IoT wireless transmission mode is adopted through the wireless communication module 65 to send alarm information to the management platform, and meanwhile, the buzzer 64 in the intelligent detection terminal 6 on the lower well lid 2 can buzz and alarm;

b) When lower floor's well lid 2 is opened, perhaps appear when well lid inclination surpass the early warning value, inclination sensor 62 among the intelligent detection terminal 6 just can detect immediately to adopt NB-IoT wireless transmission mode to send alarm information to the management platform through wireless communication module 65, bee calling organ 64 among the intelligent detection terminal 6 on lower floor's well lid 2 will buzz the warning simultaneously.

Preferably, the intelligent detection terminal 6 comprises a magnetic induction sensor 61, an inclination sensor 62, a power supply 63, a buzzer 64, a wireless communication module 65 and an MCU chip 66, wherein the magnetic induction sensor 61, the inclination sensor 62 and the power supply 63 are all connected with the MCU chip 66, the wireless communication module 65 is connected with the MCU chip 66, and the buzzer 64 is connected with the MCU chip 66.

Preferably, the upper well cover 1 is made of cast iron material.

Preferably, the lower well lid 2 is made of a PVC high polymer material.

Preferably, the distance between the upper well cover 1 and the lower well cover 2 is 10-20 cm.

Preferably, install thermal-insulated buffer baffle between 1 bottom surface of upper manhole cover and the 3 top surfaces of long magnetic distance magnet to prevent that long magnetic distance magnet 3 magnetic field from weakening and by external stress damage.

Preferably, the long-range magnet 3 is located in a detection area above the intelligent detection terminal 6 on the lower well lid 2.

Although the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.