阅读说明：本技术 一种桥梁伸缩缝监测装置 (bridge expansion joint monitoring device ) 是由 周利华 王品 李云杰 何国坤 孟宪军 赵蕊 张丹 陈艳波 于 2019-11-14 设计创作，主要内容包括：一种桥梁伸缩缝监测装置,包括壳体、钥匙电源开关、太阳能电池板、蓄电池、单片机模块、GPRS模块、短信模块,还具有探测设备,探测设备包括筒体、弹簧、滑动板、支撑板、前活动板、变形量检测机构和检测开关,支撑板和筒体安装在一起；筒体内有支撑杆,支撑杆左侧端有支撑座板,变形量检测机构和检测开关分别安装在支撑座板左侧上下端；弹簧套在支撑杆外侧,前活动板的前连接杆和滑动板固定安装在一起；盖安装在筒体左端；太阳能电池板安装在壳体上外端,单片机模块、GPRS模块、短信模块安装在电路板上,电路板和钥匙电源开关、蓄电池安装在壳体下端内并和探测机构的变形量检测机构、检测开关之间经导线连接。本发明能实时检测桥梁伸缩缝宽度。(bridge expansion joint monitoring device comprises a shell, a key power switch, a solar cell panel, a storage battery, a single chip microcomputer module, a GPRS module, a short message module and detection equipment, wherein the detection equipment comprises a cylinder, a spring, a sliding plate, a supporting plate, a front movable plate, a deformation detection mechanism and a detection switch, the supporting plate and the cylinder are arranged at , a supporting rod is arranged in the cylinder, a supporting seat plate is arranged at the left side end of the supporting rod, the deformation detection mechanism and the detection switch are respectively arranged at the upper end and the lower end of the left side of the supporting seat plate, the spring is sleeved on the outer side of the supporting rod, the front connecting rod and the sliding plate of the front movable plate are fixedly arranged at , a cover is arranged at the left end of the cylinder, the solar cell panel is arranged at the upper outer end of the shell, the single chip microcomputer module, the GPRS module and the short message module are arranged on the circuit board, and the circuit board.)

The device for monitoring the bridge expansion joint comprises a shell, a key power switch, a solar cell panel, a storage battery, a single chip microcomputer module, a GPRS module and a short message module and is characterized by further comprising detection equipment, wherein the detection equipment comprises a barrel, a spring, a sliding plate, a supporting plate, a front movable plate, a deformation detection mechanism and a detection switch, the barrel is matched with a cover, the right side end of the barrel is of a closed structure, the outer ends of the right side of the supporting plate and the right side of the barrel are fixedly arranged at , supporting rods are transversely distributed in the middle of the inner right part of the barrel, the left side end of each supporting rod is provided with a supporting seat plate, the deformation detection mechanism and the detection switch are respectively arranged at the upper end and the lower end of the left side of the supporting seat plate, the spring is sleeved on the outer side of each supporting rod and located in the barrel, a front connecting rod is sleeved in a hole in the middle of the corresponding supporting seat plate, the right end of the front movable plate and the middle of the sliding plate are fixedly arranged at , the cover is arranged at the left end of the barrel, the solar cell panel is arranged at the upper end of the shell, the outer end of the shell, the shell is of the shell, the short message detection equipment, the single chip microcomputer module, the storage battery module, the single chip microcomputer module, the key power switch and the detection module are arranged at the front end of the bridge, the bridge expansion joint, the.

2. The kind of bridge expansion joint monitoring device of claim 1, wherein the outer diameter of the sliding plate of the probing device is smaller than the inner diameter of the cylinder, the outer diameter of the spring is smaller than the outer diameter of the sliding plate, the left and right length of the spring is larger than the left and right length of the cylinder, the right side of the sliding plate is in close contact with the left ends of the deformation amount detecting mechanism and the detecting switch after the front movable plate and the supporting plate are located in the front and back of expansion joints of the bridge.

3. The kind of bridge expansion joint monitoring device of claim 1, wherein the middle inner portion of the support rod of the detecting device barrel has internal threads from left to right, the right end of the support base plate has a screw rod transversely, the external threads of the screw rod are screwed into the internal threads distributed transversely on the support column.

4. The kind of bridge expansion joint monitoring device of claim 1, wherein the deformation detecting mechanism of the detecting device includes a housing with a closed right end, a sliding adjustable resistor, a spring, and an actuating plate, the housing is provided with a left cover, the sliding adjustable resistor is welded on a circuit board, the circuit board is transversely installed at the lower part of the housing, the right end of the actuating plate is provided with a connecting rod, the spring is sleeved at the outer end of the connecting rod and is located at the right end of the actuating plate, the middle part of the connecting rod is located in an opening at the middle part of the left cover, the right end of the connecting rod and the upper end of the adjusting handle of the sliding adjustable resistor are fixedly connected to , and the left cover is.

5. The kind of bridge expansion joint monitoring device of claim 4, wherein the detecting switch is a normally closed contact type micro switch, the right side of the housing of the deformation detecting mechanism is fixedly installed at the upper left end of the supporting seat plate, the lower left end of the supporting seat plate is provided with a seat body, and the right side of the housing of the detecting switch is fixedly installed at the lower left end of the seat body.

6. The kinds of bridge expansion joint monitoring devices of claim 1, wherein the model of the single chip microcomputer module main control chip is STC12C5A60S 2.

7. The bridge expansion joint monitoring device of claim 1, wherein the GPRS module model is ZLAN 8100.

8. The kinds of bridge expansion joint monitoring devices of claim 1, wherein the SMS module is GSMDTU SIM800C, and the negative power input terminal of the SMS module is connected to the th low level trigger terminal via a wire.

9. The kind of bridge expansion joint monitoring device of claim 4, wherein the positive and negative poles of the solar cell panel and the positive and negative poles of the storage battery are connected by wires, the positive pole of the storage battery is connected by wires with the end of the key power switch, the other end of the key power switch is connected with the positive power input end of the single chip module and the GPRS module, the other end of the detection switch of the detection device, the sliding adjustable resistor end of the deformation detection mechanism of the detection device is connected by wires, the other end of the detection switch is connected with the positive power input end of the short message module by wires, the other end of the sliding adjustable resistor is connected with the signal input end of the single chip module by wires, the RS485 data output port of the single chip module is connected with the RS485 data input port of the GPRS module by wires, and the negative power input end of the single chip module, the GPRS module and the short.

Technical Field

The invention relates to the technical field of bridge safety monitoring equipment, in particular to bridge expansion joint monitoring devices.

Background

The expansion joint of the bridge has the main function of meeting the deformation requirements of expansion caused by heat and contraction caused by cold of the bridge or under the action of other stress and preventing the bridge deck from being damaged due to mutual extrusion between the beams, the distance between the expansion joints of the bridge has strict requirements, the expansion amount of -like large-span bridges is about 3 cm, and the width of the expansion joint is about 9 cm.

In order to prevent the influence of the overlarge expansion joint on the traveling crane and to take safety into consideration, the management part needs to manually detect the width of the expansion joint of the bridge every time intervals to know whether the width of the expansion joint of the bridge is within an allowable range, and when abnormal data occurs, measures are taken in time to reduce unforeseen safety accidents caused by the overlarge expansion joint.

Disclosure of Invention

In order to overcome the defects in the existing bridge expansion joint detection, the invention provides bridge expansion joint monitoring devices which can detect the data of the bridge expansion joints continuously in 24 hours in an unmanned mode, can give a prompt to managers to take measures in time when the expansion joints exceed a set value (for example, the expansion joints are ultra-wide due to earthquake in a monitoring area or the expansion joints are ultra-wide due to overlarge stress of a bridge caused by serious overloading of a vehicle), and can also provide the data of the expansion joints to a relevant part in real time.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the bridge expansion joint monitoring device comprises a shell, a key power switch, a solar cell panel, a storage battery, a single chip microcomputer module, a GPRS module and a short message module, and is characterized by further comprising detection equipment, wherein the detection equipment comprises a barrel, a spring, a sliding plate, a supporting plate, a front movable plate, a deformation detection mechanism and a detection switch, the barrel is matched with a cover, the right side end of the barrel is of a closed structure, the outer ends of the right side of the supporting plate and the right side of the barrel are fixedly mounted at , supporting rods are transversely distributed in the middle of the inner right part of the barrel, the left side end of each supporting rod is provided with a supporting seat plate, the deformation detection mechanism and the detection switch are respectively mounted at the upper end and the lower end of the left side of the supporting seat plate, the spring is sleeved outside the supporting rods and located in the barrel, a front connecting rod is arranged at the right side of the front movable plate and sleeved in a hole in the middle of the cover, the right end of the front connecting rod and the middle of the sliding plate are fixedly mounted at , the left end of the barrel, the solar cell panel is mounted at the upper end of the shell, the lower end of the shell is of the bridge expansion joint detection mechanism, the short message module and the detection module are mounted in the front and the detection mechanism, the bridge expansion.

, the outer diameter of the sliding plate of the detection device is smaller than the inner diameter of the cylinder, the outer diameter of the spring is smaller than the outer diameter of the sliding plate, the left and right length of the spring is larger than the left and right length of the cylinder, the front movable plate and the support plate are positioned in the front and back of expansion joints of the bridge, and the right side of the sliding plate is in close contact with the left end of the deformation detection mechanism and the left end of the detection switch.

, the inner middle part of the support rod of the detection device barrel is provided with internal threads from left to right, the right side end of the support seat plate is transversely provided with a screw, and the external threads of the screw are screwed into the internal threads distributed transversely on the support columns.

step, the deformation detection mechanism of detection equipment includes that the right side end is the shell of closed structure, the adjustable resistance that slides, a spring, the action board, the shell is furnished with the cover and is connect with left side, the adjustable resistance that slides welds on the circuit board, the horizontal installation of circuit board is in the shell lower part, the right side end of action board has the connecting rod, the spring housing is in the connecting rod outer end and is located the right side end of action board, the connecting rod middle part is located the trompil at left side lid middle part, connecting rod right side end and the adjustment handle upper end fixed connection of the adjustable resistance that slides are in , left side lid is installed in the shell left.

, the detecting switch is a normally closed contact type micro switch, the right side of the shell of the deformation detecting mechanism is fixedly arranged at the upper end of the left side of the supporting seat plate, the lower part of the left side end of the supporting seat plate is provided with a seat body, and the right side of the shell of the detecting switch is fixedly arranged at the lower end of the left side of the seat body.

, the model of the main control chip of the single chip microcomputer module is STC12C5A60S 2.

Further , the GPRS module model is ZLAN 8100.

, the type of the SMS module is GSM DTU SIM800C, and the negative power input end of the SMS module is connected with the th low level trigger end through a lead.

, the positive and negative poles of the solar cell panel and the positive and negative poles of the storage battery are respectively connected through wires, the positive pole of the storage battery is connected with the end of the key power switch through a wire, the other end of the key power switch is connected with the singlechip module, the positive power input end of the GPRS module, the end of the detection switch of the detection device and the end of the deformation detection mechanism sliding adjustable resistor of the detection device through a wire, the other end of the detection switch is connected with the positive power input end of the short message module through a wire, the other end of the sliding adjustable resistor is connected with the signal input end of the singlechip module through a wire, the RS485 data output port of the singlechip module is connected with the RS485 data input port of the GPRS module through an RS485 data line, and the negative pole of the storage battery is connected with the negative power input ends.

The invention has the advantages that the solar battery is adopted for supplying power, the management part can install sets of the invention in bridge expansion joints as required, when in installation, the detection equipment is placed in the expansion joints (the detection equipment is lower than the expansion joints and cannot cause vehicle grinding damage, and is preferably installed at the lower side end of the expansion joints of the bridge), due to the elastic action of the detection equipment spring, the front movable plate and the support plate of the detection equipment are positioned in the front and back of expansion joints of the bridge and can be respectively in close contact with the front and back ends of the expansion joints, so that the detection equipment cannot be displaced and fall after being positioned in the expansion joints, the invention can adjust the left and right positions of the detection switch and the deformation detection mechanism action plate of the detection equipment by adjusting the screw rods at the ends of the circular support base plate of the detection equipment to be positioned in the left and right positions in the cylindrical support rod of the barrel, so that the detection equipment is placed in the normal width of the expansion joints, the left end of the detection switch and the left end of the detection mechanism action plate of the detection equipment can be adjusted to press the left end of the detection switch, and the left side of the support plate of the expansion joint, and the right side of the expansion joint of the detection equipment can provide a normal width of the expansion joint, and a corresponding expansion joint, so that the corresponding public traffic safety management module can not only the corresponding public traffic safety information of the expansion joint can be used for a traffic safety management module, and a corresponding public traffic safety management module, so as well as long-over-passing-distance detection information of a short message, and a short message application of a short message system (355635 short message service system).

Drawings

The invention is further illustrated in below with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the detection apparatus of the present invention.

Fig. 3 is a schematic structural view of a deformation amount detecting mechanism of the detecting device of the present invention.

Fig. 4 is a circuit diagram of the present invention.

Detailed Description

As shown in the figures 1, 2 and 3, the bridge expansion joint monitoring device comprises a shell 1, a key power switch 2, a solar cell panel 3, a storage battery 4, a single chip microcomputer module 5, a GPRS module 6, a short message module 7 and a detection device 8, wherein the detection device comprises a cylinder 81, a spring 82, a sliding plate 83, a support plate 84, a front movable plate 85, a deformation detection mechanism 86 and a detection switch 87, the outer side of the left end of the cylindrical cylinder 81 is provided with an external thread, the left end of the cylinder 81 is matched with covers 88 with openings in the middle, the right end of the cylinder 81 is of a closed structure, the middle of the left end of the circular support plate 84 is provided with circular connecting rods 84-1 formed by bodies, the left end of the connecting rod 84-1 and the right end of the cylinder 81 is formed and installed on a , and bodies are transversely distributed in the middle of the inner right part of the cylinder 81, the cylinder 89 is provided with circular support rods 810 formed by the internal thread of the internal screw rods, the internal screw bolts of the internal screw rods, the internal screw rods 83, the internal screw rods 85 and the internal screw bolts of the internal screw rods, the internal screw rods are installed in the internal screw rods of the front screw rods, the internal screw rods of the cylinder 81, the front screw rods, the expansion joint of the cylinder 81, the expansion joint of the front end of the plug modules, the plug modules are installed in the plug modules, the plug modules are installed in the plug modules, the plug.

As shown in fig. 1, 2 and 3, the outer diameter of the detection device sliding plate 83 is slightly smaller than the inner diameter of the cylinder 81 by 0.2mm, the outer diameter of the spring 82 is smaller than the outer diameter of the sliding plate 83, the left and right lengths of the spring 82 are larger than the left and right lengths of the cylinder 81 by 1cm when not compressed, the outer diameter of the front connecting rod 85-1 is slightly smaller than the inner diameter of the middle hole of the cover 88 by 0.2mm, the front movable plate 85 and the supporting plate 84 are positioned in the front and back of the expansion joints of the bridge , the right side of the sliding plate 83 moves to the right side against the elastic force of the spring 82 and the left end of the detection switch 87 is in close contact, the middle of the cylindrical supporting rod 89 of the detection device is provided with internal threads from left to right, the cylindrical supporting rod 865 or 865 4 or body is transversely installed in the screw 865 or 865 5 at the center end of the cylindrical supporting seat plate 865 or 865 5 at the center of the right end of the cylindrical supporting seat plate 810, the cylindrical supporting rod or 865 at the center of the cylindrical supporting rod or 865 5, the cylindrical supporting rod 89 is installed in the cylindrical supporting rod or 865 or 864 by screwing the cylindrical supporting rod or 864 by the cylindrical bottom of the cylindrical supporting rod or the cylindrical supporting rod.

As shown in fig. 4, SD is a detection switch of the detection device, the front end of the key power switch SK is located outside the middle of the front lower end of the housing, the solar panel G1 is a finished solar panel with a voltage of 6V and a power of 20W, the storage battery G2 is a lithium storage battery with a model of 6V/40Ah, the single chip module IC1 is a finished single chip module with a main control chip of STC12C5a60S2, and has two power input terminals 1 and 2 pins (VCC and GND), signal input terminals 3 pins, and a RS485 data output port, the GPRS module IC2 is a finished GPRS module with a model ZLAN8100, and has two power terminals 1 and 2 pins (VCC and GND) and RR485 data input ports, the short message module IC3 is a finished GPRS module with a model Robotsky, a GSM model DTU SIM800C, and has two short message power input terminals 1 and 2 pins (VCC and GND) and eight low level trigger terminals 3-11 pins, and a SIM card, and is a functional lower function, when a number of a phone number is stored in advance in a phone number of a phone, a number of six short message input terminal 9636, and a number of a short message input terminal of a phone can be stored in advance, and a phone number of a phone with a number of a short message input terminal 9636, and a short message input terminal of a short message sending terminal of a phone is required by a phone.

As shown in fig. 4, the positive and negative poles of the solar cell panel G1 and the positive and negative poles of the storage battery G2 are respectively connected by a wire, the positive pole of the storage battery G2 is connected with the end of the key power switch SK by a wire, the other end of the key power switch SK is connected with the positive pole power input end VCC of the single chip module IC1, the positive pole power input end VCC of the GPRS module IC2, the detection switch SD end of the detection device and the end of the deformation detection mechanism slide adjustable resistor RP of the detection device are connected by a wire, the other end of the detection switch SD is connected with the positive pole power input end VCC of the short message module IC3 by a wire, the other end of the slide adjustable resistor RP is connected with the pin 3 of the single chip module IC1 by a wire, the RS485 data output port of the single chip module IC1 is connected with the RS485 data input port of the GPRS module IC2 by an RS data line, the negative pole of the storage battery G2 and the negative pole power input end of the module IC1, the negative pole.

As shown in FIGS. 1, 2, 3 and 4, in the present invention, when the solar panel G1 is illuminated by light in the daytime to generate electric power to charge the lithium battery G2, so that the present invention can be used normally at night and in rainy days without illumination, after the lithium battery G2 is fully charged, times of use can be performed for about 70 days without charging the solar panel G1, so that the supply of electric power can be fully ensured (standby current for operation is 20 mA), the management section of the present invention can install a set of detection devices in the expansion joints of the monitoring point, when the detection devices 8 are installed, the detection devices 8 are placed in the expansion joints of the bridge (the detection devices 8 are lower than the expansion joints, so that the vehicle is crushed and damaged, and are preferably installed at the lower end of the expansion joints of the bridge), due to the elastic force of the springs 82 of the detection devices, the front movable plate 85 and the support plates 84 are located between the front and rear ends of the expansion joints of the bridge , and the detection devices, so that the detection devices are closely contacted with the detection devices, so that the detection devices are located between the detection devices, the left and the detection devices, the detection devices are located between the left and the detection devices, the detection devices are located between the detection devices, the detection devices are located right detection devices, the detection devices are located just pressed from the detection devices, the detection devices located from the left detection device 89, the detection device is located from the left detection device, the detection device.

When the voltage of the expansion joint of the mobile phone module IC1 and the GPRS module IC2 are in an energized working state, the subsequent management personnel do not need to manage the device, the device can be in an unmanned working state, in actual conditions, the detection device 8 is placed in the expansion joint, the front mobile board 85 and the support board 84 of the detection device are positioned behind the front and rear sides of the expansion joint of the bridge , the right side of the sliding board 83 just presses the left end button of the detection switch 87 to open the two normally closed contacts thereof and just contacts the left side of the action board 864 when the voltage of the expansion joint of the mobile phone module IC is larger than the voltage of the expansion joint of the mobile phone module IC 4685 and the expansion joint of the mobile phone module IC 94, the expansion joint of the mobile phone module IC 94 and the expansion joint of the mobile phone module IC 94 is larger than the expansion joint of the mobile phone module IC 48, the expansion joint of the mobile phone module IC 97, the expansion joint of the mobile phone module IC 48, the expansion joint of the mobile phone module IC, the expansion joint of the expansion joint.

In the invention, when an expansion joint between two bridges is enlarged, a front movable plate 85 between the two bridges moves leftwards under the elastic reset action of a spring 82, a front connecting rod 85-1 of the front movable plate drives a sliding plate 83 to move leftwards, an action plate connecting rod 864-1 of a deformation detection mechanism drives an operating handle of a sliding adjustable resistor 862 to move leftwards under the reset elastic action of a spring 863, the right side of the sliding plate 83 and the left end of a button of a detection switch SD are separated from each other, under the condition of , the button of the detection switch SD is about 3mm, two normally closed contacts in the detection switch SD are not pressed by the sliding plate 83 to be closed, and as a positive power input end of a short message module IC3 is connected with a positive electrode of a storage battery G2 through the two contacts of the detection switch SD, at the moment, the short message module IC3 is electrically operated, the short message module IC3 automatically sends 7 short messages to a prestored telephone number (a mobile phone of a manager associated with the bridge ) which is narrower and can automatically send a short message data to a narrow short message (a mobile phone number of a short message) under the bridge , so as to monitor the bridge expansion joint, the bridge expansion joint is not to be narrower, the bridge expansion joint is not to be too narrow, the bridge is not to be damaged, the bridge is damaged, the bridge is the bridge, the bridge is not to be damaged, the bridge is damaged, the bridge is not to be damaged, the bridge is not to be damaged, the bridge is the bridge, the bridge is not to be damaged, the bridge is not to be damaged, the bridge is the bridge.

Having thus shown and described the fundamental principles and essential features of the invention, and its advantages, it will be apparent to those skilled in the art that it is not limited to the details of the foregoing exemplary embodiments, but is capable of numerous other specific forms of practicing the invention without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting at , and that the scope of the invention be defined by the appended claims, rather than the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment contains independent technical solutions, and such description of the description is only for clarity, and those skilled in the art should take the description as whole, and the technical solutions in the examples can be combined appropriately to form other embodiments understood by those skilled in the art.