CN210570483U - Subway hub station foundation pit slope deformation real-time monitoring appearance based on big dipper location - Google Patents
Subway hub station foundation pit slope deformation real-time monitoring appearance based on big dipper location Download PDFInfo
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Abstract
The utility model relates to a technical field of subway construction, the purpose provides a subway hub station foundation ditch side slope deformation real-time monitoring appearance based on big dipper location, belongs to the technical field of subway construction, including the monitoring seat, be provided with automatic angle measuring instrument on the monitoring seat, big dipper locator, siren and a plurality of image sensor, still be provided with central processing unit on the monitoring seat, automatic angle measuring instrument, big dipper locator, siren and a plurality of image sensor all with central processing unit electric connection, still include the wireless transmission unit, central processing unit passes through wireless transmission unit and host computer communication. The utility model has the advantages of be convenient for to the deformation of foundation ditch side slope carry out real-time supervision, need not manual operation, improved operating personnel's security.
Description
Technical Field
The utility model relates to a technical field of subway construction, concretely relates to subway hub station foundation ditch side slope deformation real-time monitoring appearance based on big dipper location.
Background
The horizontal deformation monitoring is an important index of the supporting engineering of foundation pits and side slopes, particularly deep foundation pits and permanent side slopes. During engineering construction, along with digging out of soil in a foundation pit, the soil on two sides of the foundation pit supporting structure generates pressure difference, so that the soil horizontally moves from the outer side to the inner side of the foundation pit. Through horizontal deformation monitoring, analysis processing is carried out on monitoring data in time, safety and stability of strata and supporting structures are judged, influence degree of foundation pit excavation construction on an enclosure structure and surrounding environment is judged, construction safety can be controlled, influence of foundation pit construction on the surrounding environment is reduced, potential hazards or accidents which can occur and endanger the environment and the construction safety are timely and accurately pre-reported, preventive measures are taken in advance, and accidents are avoided.
Chinese patent No. CN201210570336.2 discloses a method for monitoring horizontal deformation of foundation pit and slope support, which comprises the following steps: (a) before the foundation pit is not excavated, excavating grooves or holes in the arrangement positions of monitoring points on the periphery of the foundation pit in a horizontal direction; (b) after grooving or pore-forming, a steel bar is put into the steel bar, the length and the fixed end position of a free section of the steel bar arranged at the monitoring point are determined according to the position of a fracture surface with the monitoring point, a separation plastic pipe penetrates through the outer side of the free section, the inner side of a pipe hole of the separation plastic pipe is sealed by an adhesive tape, a steel ruler is bound or welded at one exposed end of the steel bar, and the scale surface of the steel ruler faces upwards; (c) the other end of the steel bar adopts cement paste to form an anchoring body, grouting reinforcement is carried out outside the plastic pipe at the free section of the steel bar to form grouting body, and concrete reinforcement is used for earth surface grooving operation; (d) the hole opening is inserted with a hard plastic pipe, the hard plastic pipe is exposed out of the slope concrete wall, and the hard plastic pipe is fixed by cement slurry; (e) acquiring data by directly reading and measuring the reading of a steel ruler or measuring the length of the steel bar outside the surface wall by adopting a vernier caliper, and calculating the horizontal displacement of the foundation pit according to the data change; (f) and according to the design and standard required slope surface position of deep deformation monitoring of the foundation pit, and according to the design and standard required monitoring frequency, repeatedly arranging a-e monitoring points in the middle and lower parts of the foundation pit, collecting data and carrying out monitoring work.
The prior art has the following technical defects: the monitoring method needs to manually read the reading of the steel ruler or adopt the method of measuring the length of the steel bar outside the wall by the vernier caliper to carry out data acquisition, and once landslide occurs, the life safety of operators is threatened.
Disclosure of Invention
An object of the utility model is to provide a subway hub station foundation ditch side slope deformation real-time monitoring appearance based on big dipper location has and is convenient for carry out real-time supervision, need not manual operation, has improved the advantage of operating personnel's security to foundation ditch side slope deformation.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a subway hub station foundation ditch side slope deformation real-time monitoring appearance based on big dipper location, includes the monitoring seat, be provided with automatic goniometer, big dipper locator, siren and a plurality of image sensor on the monitoring seat, still be provided with central processing unit on the monitoring seat, automatic goniometer, big dipper locator, siren and a plurality of image sensor all with central processing unit electric connection still includes the wireless transmission unit, central processing unit passes through wireless transmission unit and host computer communication.
Through adopting above-mentioned technical scheme, automatic goniometer is used for detecting the inclination information at foundation ditch edge to send to central processing unit, a plurality of image sensor all are used for shooting the image of foundation ditch and send to central processing unit, and the big dipper locator is used for detecting the positional information of this monitor and sends to central processing unit. And after receiving the inclination angle of the edge of the foundation pit detected by the automatic angle measuring instrument at the current moment, the central processing unit compares the inclination angle at the current moment with a set maximum angle threshold, and if the inclination angle at the current moment exceeds the maximum angle threshold, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the wireless transmission unit. And when the area of the cracks in the crack image is larger than the maximum crack threshold value preset in the central processing unit, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the wireless transmission unit. After the monitor is installed on a base station, the Beidou positioner establishes initial coordinate data and sends the initial coordinate data to the central processing unit, in the monitoring process, the Beidou positioner sends real-time coordinates to the central processing unit, the central processing unit calculates displacement difference values according to the real-time coordinates and the initial coordinates, and if the displacement difference values are larger than the displacement maximum threshold value preset in the central processing unit, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the wireless transmission unit.
Preferably, the number of the image sensors is four, the monitoring seat is provided with four mounting grooves, the four mounting grooves are respectively located on the periphery of the monitoring seat, and the four image sensors are respectively mounted in the four mounting grooves.
By adopting the technical scheme, the monitor can acquire foundation pit images from four directions simultaneously.
Preferably, the automatic angle measuring instrument is an annular laser automatic angle measuring instrument.
By adopting the technical scheme, when the rotation angular speed of the ring laser automatic goniometer is higher during measurement, the nonlinearity of the output signal does not actually influence the angle measurement error. The ring laser of the ring laser automatic goniometer does not need to be added with a frequency offset device, so the ring laser automatic goniometer is more convenient and reliable to use, and can accumulate a large amount of data more easily in a short time.
Preferably, be provided with solar cell panel and battery on the monitoring seat, solar cell panel and battery electric connection, battery and automatic goniometer, big dipper locator, siren, central processing unit and a plurality of image sensor electric connection.
Through adopting above-mentioned technical scheme for automatic goniometer, big dipper locator, siren, central processing unit and a plurality of image sensor are supplied power by the electric energy of solar cell panel conversion, reach the effect of increase this monitor in open air practicality.
Preferably, the wireless transmission unit is a GPRS wireless transmission unit.
Through adopting above-mentioned technical scheme, GPRS wireless transmission unit does not have the distance restriction, reaches the effect of increase this monitor in open air practicality.
Preferably, still include the base, it is provided with the support column to rotate on the base, fixedly on the support column be provided with the monitoring seat, one side that the base deviates from the monitoring seat is provided with a plurality of bolt tridentate supports, bolt tridentate support includes center post and three side columns, the one end and the base fixed connection of center post, three threaded connection mouth has been seted up on the center post, and is three threaded connection mouth sets up around the axis of center post, and three side columns are respectively through three hickey and center post threaded connection, and the one end downward sloping setting of center post is kept away from to three side columns.
Through adopting above-mentioned technical scheme, three side columns and the foundation ditch butt of a plurality of bolt trident supports have increased the steady setting of this monitor installation on the foundation ditch, reach the effect that reduces the condition of turning on one's side of this monitor to a certain extent.
Preferably, the base is provided with a driving piece for driving the support column to rotate around the axis of the central column, the driving piece comprises a servo motor, a driving gear and a driven gear meshed with the driving gear, the inner ring of the driven gear is coaxially connected with the support column, the servo motor is fixedly installed on the base, the output shaft of the servo motor is coaxially connected with the driving gear, and the servo motor is electrically connected with the central processing unit.
Through adopting above-mentioned technical scheme, when needing the shooting position of a plurality of image sensor of adjustment, central controller control servo motor work for servo motor's output shaft drives the driving gear and rotates, thereby makes the driving gear drive driven gear and rotates, makes the support column rotate, drives the rotation of monitoring seat, thereby reaches the effect of adjusting a plurality of image sensor's shooting position.
Preferably, the mounting that is used for fixed image sensor is provided with in the mounting groove, the mounting includes fixed plate, T shape bolt and connecting sleeve, the both ends of fixed plate slide to set up on two relative lateral walls that set up of mounting groove, the internal thread sleeve is worn to be equipped with fixedly by the lateral wall of mounting groove, internal thread sleeve screw thread cup joints on the T shape bolt, connecting sleeve's one end and fixed plate fixed connection, be provided with first bearing in the other end of connecting sleeve, the inner circle interference fit of its nut and first bearing is kept away from to the T shape bolt.
Through adopting above-mentioned technical scheme, when needing fixed image sensor, operating personnel rotates T shape bolt for T shape bolt rises or descends along the telescopic length direction of internal thread, drives the connecting sleeve and rises or descend along the telescopic length direction of internal thread, thereby drives the fixed plate and rises or descend along the telescopic length direction of internal thread, until fixed plate and image sensor butt, reaches the effect of fixing image sensor, makes things convenient for operating personnel to change image sensor.
In conclusion, the beneficial effects of the invention are as follows:
1. the utility model has the advantages of convenient real-time monitoring of the deformation of the foundation pit slope, no need of manual operation and improved safety of operators;
2. the utility model discloses a be provided with the mounting that is used for fixed image sensor in the mounting groove, when needing fixed image sensor, operating personnel rotates T shape bolt, make T shape bolt rise or descend along the telescopic length direction of internal thread, it rises or descends along the telescopic length direction of internal thread to drive the connecting sleeve, thereby it rises or descends along the telescopic length direction of internal thread to drive the fixed plate, until fixed plate and image sensor butt, reach the effect of fixing image sensor, have the advantage that makes things convenient for operating personnel to change image sensor.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic structural view for showing a solar cell panel.
In the figure, 1, a monitoring seat; 11. mounting grooves; 12. a solar panel; 13. a support pillar; 2. an automatic goniometer; 3. a Beidou positioner; 4. an alarm; 5. an image sensor; 6. a base; 7. a bolt three-fork bracket; 71. a central column; 72. a side post; 8. a drive member; 81. a servo motor; 82. a driving gear; 83. a driven gear; 9. a fixing member; 91. a fixing plate; 92. a T-bolt; 93. a connecting sleeve; 94. an internally threaded sleeve.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to fig. 1 to 3 of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 3, a subway hub station foundation pit slope deformation real-time monitoring appearance based on big dipper location, including monitoring seat 1, be provided with annular laser automatic angle measuring appearance 2, big dipper locator 3, siren 4 and four image sensor 5 on the monitoring seat 1. Four mounting grooves 11 are formed in the monitoring base 1, the four mounting grooves 11 are located on the periphery of the monitoring base 1 respectively, and the four image sensors 5 are mounted in the four mounting grooves 11 respectively. The monitoring base 1 is further provided with a central processing unit, and the annular laser automatic angle measuring instrument 2, the Beidou positioner 3, the alarm 4 and the four image sensors 5 are all electrically connected with the central processing unit. In this embodiment, the image sensor 5 is a 360-degree high-definition panoramic camera, the central processing unit is a single-chip microcomputer-based central processing unit, the upper computer is a PC, and the alarm 4 is an audible and visual alarm. The base 6 is also provided with a GPRS wireless transmission unit, and the central processing unit is communicated with the upper computer through the GPRS wireless transmission unit. The monitoring base 1 is provided with a solar cell panel 12 and a storage battery, in this embodiment, the storage battery is a lithium battery. Solar cell panel 12 and battery electric connection, battery and automatic angular instrument 2, big dipper locator 3, siren 4, central processing unit and four image sensor 5 electric connection, battery are used for supplying power for automatic angular instrument 2, big dipper locator 3, siren 4, central processing unit and four image sensor 5.
The automatic angular instrument 2 of ring laser is used for detecting the inclination information at foundation ditch edge to send to central processing unit, four image sensor 5 all are used for shooting the image of foundation ditch and send to central processing unit from four directions, and big dipper locator 3 is used for detecting the positional information of this monitor and sends to central processing unit. And after receiving the inclination angle of the edge of the foundation pit detected by the annular laser automatic angle measuring instrument 2 at the current moment, the central processing unit compares the inclination angle at the current moment with the maximum angle threshold, and if the inclination angle at the current moment exceeds the maximum angle threshold, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the GPRS wireless transmission unit. And after receiving the foundation pit images shot by the four image sensors 5, the central processing unit separates the crack images in the foundation pit images by using a gray threshold segmentation mode and calculates the areas of the cracks in the crack images, and when the areas of the cracks in the crack images are larger than a maximum crack threshold preset in the central processing unit, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the GPRS wireless transmission unit. After the monitor is installed on a base station, the Beidou positioner 3 establishes initial coordinate data and sends the initial coordinate data to the central processing unit, in the monitoring process, the Beidou positioner 3 sends real-time coordinates to the central processing unit, the central processing unit calculates displacement difference values according to the real-time coordinates and the initial coordinates, and if the displacement difference values are larger than the displacement maximum threshold value preset in the central processing unit, the central processing unit controls the alarm to alarm and sends information to the upper computer through the GPRS wireless transmission unit.
Referring to fig. 1 and 2, a fixing member 9 for fixing the image sensor 5 is disposed in the mounting groove 11, and the fixing member 9 includes a fixing plate 91, a T-bolt 92, and a connecting sleeve 93. The both ends of fixed plate 91 slide and set up on the lateral wall of two relative settings of mounting groove 11, and the lateral wall of mounting groove 11 is fixed to be equipped with internal thread sleeve 94, and internal thread sleeve 94 screw sleeve cup joints on T shape bolt 92, and the one end and the fixed plate 91 fixed connection of connecting sleeve 93 are provided with first bearing in the other end of connecting sleeve 93, and the inner circle interference fit of the one end of its nut and first bearing is kept away from to T shape bolt 92.
When the image sensor 5 needs to be replaced, an operator firstly rotates the T-shaped bolt 92 clockwise, so that the T-shaped bolt 92 rises along the length direction of the internal thread sleeve 94, drives the connecting sleeve 93 to rise along the length direction of the internal thread sleeve 94, thereby driving the fixing plate 91 to rise along the length direction of the internal thread sleeve 94, the operator takes out the original image sensor 5 and places the new image sensor 5 into the installation groove 11, the operator rotates the T-shaped bolt 92 counterclockwise first, so that the T-bolt 92 descends along the length direction of the internal threaded sleeve 94, driving the connecting sleeve 93 to descend along the length direction of the internal threaded sleeve 94, thereby drive fixed plate 91 along the length direction decline of internal thread sleeve 94, until fixed plate 91 and image sensor 5 butt, fixed image sensor 5, make things convenient for operating personnel to change image sensor 5.
Referring to fig. 1 and 2, the monitor further comprises a base 6, a second bearing is arranged on the base 6 in a penetrating mode, a support column 13 is arranged on the inner ring of the second bearing in an interference fit mode, and the support column 13 is perpendicular to the base 6. The fixed monitoring seat 1 that is provided with on support column 13, one side that base 6 deviates from monitoring seat 1 is provided with four bolt trident supports 7, and in this implementation, four bolt trident supports 7 are located base 6 all around respectively. The bolt three-fork support 7 comprises a central column 71 and three side columns 72, one end of the central column 71 is fixedly connected with the base 6, three threaded connectors are formed in the central column 71 and are arranged around the axis of the central column 71, the three side columns 72 are respectively in threaded connection with the central column 71 through the three threaded connectors, and one ends, far away from the central column 71, of the three side columns 72 are arranged in a downward inclined mode. When placing this monitor in the foundation ditch, three side columns 72 and the foundation ditch butt of four bolt trident supports 7 have increased the steady setting of this monitor installation on the foundation ditch, reduce the condition of turning on one's side of this monitor to a certain extent. Be provided with drive support column 13 on the base 6 around the axis pivoted driving piece 8 of center post 71, driving piece 8 includes servo motor 81, driving gear 82 and with driving gear 82 meshing's driven gear 83, the inner circle and the support column 13 coaxial coupling of driven gear 83, servo motor 81 fixed mounting is on base 6, servo motor 81's output shaft and driving gear 82 coaxial coupling, servo motor 81 and central processing unit electric connection. In this embodiment, the servo motor 81 is further connected to a battery, the battery is also used to supply power to the servo motor 81, and the driving gear 82 and the driven gear 83 are external gears.
When the shooting positions of the four image sensors 5 need to be adjusted, the central controller controls the servo motor 81 to work, so that the output shaft of the servo motor 81 drives the driving gear 82 to rotate, the driving gear 82 drives the driven gear 83 to rotate, the supporting column 13 rotates, the monitoring seat 1 is driven to rotate, and the shooting positions of the four image sensors 5 are adjusted.
The implementation principle of the embodiment is as follows: before using this monitor, when operating personnel placed this monitor in the foundation ditch earlier for three side columns 72 and the foundation ditch butt of four bolt trident supports 7. Work through central controller control servo motor 81 for servo motor 81's output shaft drives driving gear 82 and rotates, thereby makes driving gear 82 drive driven gear 83 and rotates, makes support column 13 rotate, drives monitoring seat 1 and rotates, thereby adjusts four image sensor 5's the shooting position. In the process of detecting the deformation of the foundation pit slope, the annular laser automatic angle measuring instrument 2 is used for detecting the inclination angle information of the edge of the foundation pit and sending the inclination angle information to the central processing unit, the four image sensors 5 are used for shooting images of the foundation pit from four directions and sending the images to the central processing unit, and the Beidou positioning device 3 is used for detecting the position information of the monitor and sending the position information to the central processing unit. In this embodiment, after receiving the inclination angle of the edge of the foundation pit detected by the automatic annular laser angle measuring instrument 2 at the current moment, the central processing unit compares the inclination angle at the current moment with the maximum angle threshold, and if the inclination angle at the current moment exceeds the maximum angle threshold, the central processing unit controls the alarm to alarm and sends information to the upper computer through the GPRS wireless transmission unit. And after receiving the foundation pit images shot by the four image sensors 5, the central processing unit separates the crack images in the foundation pit images by using a gray threshold segmentation mode and calculates the areas of the cracks in the crack images, and when the areas of the cracks in the crack images are larger than a maximum crack threshold preset in the central processing unit, the central processing unit controls the alarm to give an alarm and sends information to the upper computer through the GPRS wireless transmission unit. After the monitor is installed on a base station, the Beidou positioner 3 establishes initial coordinate data and sends the initial coordinate data to the central processing unit, in the monitoring process, the Beidou positioner 3 sends real-time coordinates to the central processing unit, the central processing unit calculates displacement difference values according to the real-time coordinates and the initial coordinates, and if the displacement difference values are larger than the displacement maximum threshold value preset in the central processing unit, the central processing unit controls the alarm to alarm and sends information to the upper computer through the GPRS wireless transmission unit.
Example 2
Referring to fig. 1 and 3, a subway hub station foundation pit slope deformation real-time monitoring appearance based on big dipper location, including monitoring seat 1, be provided with annular laser automatic angle measuring appearance 2, big dipper locator 3, siren 4 and four image sensor 5 on the monitoring seat 1. Four mounting grooves 11 are formed in the monitoring base 1, the four mounting grooves 11 are located on the periphery of the monitoring base 1 respectively, and the four image sensors 5 are mounted in the four mounting grooves 11 respectively. The monitoring base 1 is further provided with a central processing unit, and the annular laser automatic angle measuring instrument 2, the Beidou positioner 3, the alarm 4 and the four image sensors 5 are all electrically connected with the central processing unit. In this embodiment, the image sensor 5 is a 360-degree high-definition panoramic camera, the central processing unit is a single-chip microcomputer-based central processing unit, the upper computer is a PC, and the alarm 4 is an audible and visual alarm. The base 6 is also provided with a GPRS wireless transmission unit, and the central processing unit is communicated with the upper computer through the GPRS wireless transmission unit. The monitoring base 1 is provided with a solar cell panel 12 and a storage battery, in this embodiment, the storage battery is a lithium battery. Solar cell panel 12 and battery electric connection, battery and automatic angular instrument 2, big dipper locator 3, siren 4, central processing unit and four image sensor 5 electric connection, battery are used for supplying power for automatic angular instrument 2, big dipper locator 3, siren 4, central processing unit and four image sensor 5.
The annular laser automatic angle measuring instrument 2 is used for detecting inclination angle information of the edge of a foundation pit and sending the inclination angle information to the central processing unit, the four image sensors 5 are used for shooting images of the foundation pit from four directions and sending the images to the central processing unit, and the Beidou positioner 3 is used for detecting position information of the monitor and sending the position information to the upper computer through the central processing unit. The host computer receives the inclination angle of the edge of the foundation pit detected by the annular laser automatic angle measuring instrument 2 at the current moment, compares the inclination angle at the current moment with the maximum angle threshold value, and sends control information to the central processing unit through the GPRS wireless transmission unit if the inclination angle at the current moment exceeds the maximum angle threshold value, so that the central processing unit controls the alarm to give an alarm. In this implementation, central processing unit sends the information of annular laser automatic angle measuring appearance 2, big dipper locator 3 and four image sensor 5 monitoring to the host computer. After the upper computer receives the foundation pit images shot by the four image sensors 5, the crack images in the foundation pit images are separated by using a gray threshold segmentation mode, the areas of the cracks in the crack images are calculated, and when the areas of the cracks in the crack images are larger than a maximum crack threshold value preset in the central processing unit, the upper computer sends control information to the central processing unit through the GPRS wireless transmission unit, so that the central processing unit controls the alarm to give an alarm. Install this monitor in basic station after, big dipper locator 3 establishes initial coordinate data and sends to the host computer through central processing unit, at the monitoring process, big dipper locator 3 sends real-time coordinate central processing unit and sends real-time coordinate to the host computer in, the displacement difference is calculated according to real-time coordinate and initial coordinate to the host computer, if the displacement difference is greater than the displacement maximum threshold value of predetermineeing in the host computer, the host computer sends control information to central processing unit through GPRS wireless transmission unit, make central processing unit control alarm report to the police.
Referring to fig. 1 and 2, a fixing member 9 for fixing the image sensor 5 is disposed in the mounting groove 11, and the fixing member 9 includes a fixing plate 91, a T-bolt 92, and a connecting sleeve 93. The both ends of fixed plate 91 slide and set up on the lateral wall of two relative settings of mounting groove 11, and the lateral wall of mounting groove 11 is fixed to be equipped with internal thread sleeve 94, and internal thread sleeve 94 screw sleeve cup joints on T shape bolt 92, and the one end and the fixed plate 91 fixed connection of connecting sleeve 93 are provided with first bearing in the other end of connecting sleeve 93, and the inner circle interference fit of the one end of its nut and first bearing is kept away from to T shape bolt 92.
When the image sensor 5 needs to be replaced, an operator firstly rotates the T-shaped bolt 92 clockwise, so that the T-shaped bolt 92 rises along the length direction of the internal thread sleeve 94, drives the connecting sleeve 93 to rise along the length direction of the internal thread sleeve 94, thereby driving the fixing plate 91 to rise along the length direction of the internal thread sleeve 94, the operator takes out the original image sensor 5 and places the new image sensor 5 into the installation groove 11, the operator rotates the T-shaped bolt 92 counterclockwise first, so that the T-bolt 92 descends along the length direction of the internal threaded sleeve 94, driving the connecting sleeve 93 to descend along the length direction of the internal threaded sleeve 94, thereby drive fixed plate 91 along the length direction decline of internal thread sleeve 94, until fixed plate 91 and image sensor 5 butt, fixed image sensor 5, make things convenient for operating personnel to change image sensor 5.
Referring to fig. 1 and 2, the monitor further comprises a base 6, a second bearing is arranged on the base 6 in a penetrating mode, a support column 13 is arranged on the inner ring of the second bearing in an interference fit mode, and the support column 13 is perpendicular to the base 6. The fixed monitoring seat 1 that is provided with on support column 13, one side that base 6 deviates from monitoring seat 1 is provided with four bolt trident supports 7, and in this implementation, four bolt trident supports 7 are located base 6 all around respectively. The bolt three-fork support 7 comprises a central column 71 and three side columns 72, one end of the central column 71 is fixedly connected with the base 6, three threaded connectors are formed in the central column 71 and are arranged around the axis of the central column 71, the three side columns 72 are respectively in threaded connection with the central column 71 through the three threaded connectors, and one ends, far away from the central column 71, of the three side columns 72 are arranged in a downward inclined mode. When placing this monitor in the foundation ditch, three side columns 72 and the foundation ditch butt of four bolt trident supports 7 have increased the steady setting of this monitor installation on the foundation ditch, reduce the condition of turning on one's side of this monitor to a certain extent. Be provided with drive support column 13 on the base 6 around the axis pivoted driving piece 8 of center post 71, driving piece 8 includes servo motor 81, driving gear 82 and with driving gear 82 meshing's driven gear 83, the inner circle and the support column 13 coaxial coupling of driven gear 83, servo motor 81 fixed mounting is on base 6, servo motor 81's output shaft and driving gear 82 coaxial coupling, servo motor 81 and central processing unit electric connection. In this embodiment, the servo motor 81 is further connected to a battery, the battery is also used to supply power to the servo motor 81, and the driving gear 82 and the driven gear 83 are external gears.
When the shooting positions of the four image sensors 5 need to be adjusted, the central controller controls the servo motor 81 to work, so that the output shaft of the servo motor 81 drives the driving gear 82 to rotate, the driving gear 82 drives the driven gear 83 to rotate, the supporting column 13 rotates, the monitoring seat 1 is driven to rotate, and the shooting positions of the four image sensors 5 are adjusted.
The implementation principle of the embodiment is as follows: before using this monitor, when operating personnel placed this monitor in the foundation ditch earlier for three side columns 72 and the foundation ditch butt of four bolt trident supports 7. Work through central controller control servo motor 81 for servo motor 81's output shaft drives driving gear 82 and rotates, thereby makes driving gear 82 drive driven gear 83 and rotates, makes support column 13 rotate, drives monitoring seat 1 and rotates, thereby adjusts four image sensor 5's the shooting position. In the process of carrying out foundation ditch slope deformation detection, annular laser automatic angle measuring instrument 2 is used for detecting the inclination angle information at foundation ditch edge to send to central processing unit, four image sensor 5 all are used for shooting the image of foundation ditch and send to central processing unit from four directions, and big dipper locator 3 is used for detecting the positional information of this monitor and sends to the host computer through central processing unit. The host computer receives the inclination angle of the edge of the foundation pit detected by the annular laser automatic angle measuring instrument 2 at the current moment, compares the inclination angle at the current moment with the maximum angle threshold value, and sends control information to the central processing unit through the GPRS wireless transmission unit if the inclination angle at the current moment exceeds the maximum angle threshold value, so that the central processing unit controls the alarm to give an alarm. In this implementation, central processing unit sends the information of annular laser automatic angle measuring appearance 2, big dipper locator 3 and four image sensor 5 monitoring to the host computer. After the upper computer receives the foundation pit images shot by the four image sensors 5, the crack images in the foundation pit images are separated by using a gray threshold segmentation mode, the areas of the cracks in the crack images are calculated, and when the areas of the cracks in the crack images are larger than a maximum crack threshold value preset in the central processing unit, the upper computer sends control information to the central processing unit through the GPRS wireless transmission unit, so that the central processing unit controls the alarm to give an alarm. Install this monitor in basic station after, big dipper locator 3 establishes initial coordinate data and sends to the host computer through central processing unit, at the monitoring process, big dipper locator 3 sends real-time coordinate central processing unit and sends real-time coordinate to the host computer in, the displacement difference is calculated according to real-time coordinate and initial coordinate to the host computer, if the displacement difference is greater than the displacement maximum threshold value of predetermineeing in the host computer, the host computer sends control information to central processing unit through GPRS wireless transmission unit, make central processing unit control alarm report to the police.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (8)
1. The utility model provides a subway hub station foundation ditch side slope deformation real-time monitoring appearance based on big dipper location which characterized in that: including monitoring seat (1), be provided with automatic angle measuring instrument (2), big dipper locator (3), siren (4) and a plurality of image sensor (5) on monitoring seat (1), still be provided with central processing unit on monitoring seat (1), automatic angle measuring instrument (2), big dipper locator (3), siren (4) and a plurality of image sensor (5) all with central processing unit electric connection still includes the wireless transmission unit, central processing unit passes through wireless transmission unit and host computer communication.
2. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 1, characterized in that: the number of the image sensors (5) is four, four mounting grooves (11) are formed in the monitoring seat (1), the four mounting grooves (11) are respectively located on the periphery of the monitoring seat (1), and the four image sensors (5) are respectively mounted in the four mounting grooves (11).
3. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 1, characterized in that: the automatic goniometer (2) is an annular laser automatic goniometer.
4. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 1, characterized in that: the solar monitoring device is characterized in that a solar cell panel (12) and a storage battery are arranged on the monitoring base (1), the solar cell panel (12) is electrically connected with the storage battery, and the storage battery is electrically connected with the automatic angle measuring instrument (2), the Beidou positioner (3), the alarm (4), the central processing unit and the image sensors (5).
5. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 1, characterized in that: the wireless transmission unit is a GPRS wireless transmission unit.
6. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 1, characterized in that: still include base (6), it is provided with support column (13) to rotate on base (6), fixedly on support column (13) be provided with monitoring seat (1), one side that base (6) deviates from monitoring seat (1) is provided with a plurality of bolt trident support (7), bolt trident support (7) are including center post (71) and three side columns (72), the one end and base (6) fixed connection of center post (71), three threaded connection mouth has been seted up on center post (71), and is three threaded connection mouth centers on the axis setting of center post (71), and three side columns (72) are respectively through three threaded connection with center post (71) threaded connection, and the one end downward sloping setting of center post (71) is kept away from in three side columns (72).
7. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 6, characterized in that: be provided with the drive on base (6) support column (13) are around axis pivoted driving piece (8) of center post (71), driving piece (8) include servo motor (81), driving gear (82) and with driven gear (83) of driving gear (82) meshing, the inner circle and support column (13) coaxial coupling of driven gear (83), servo motor (81) fixed mounting is on base (6), the output shaft and the driving gear (82) coaxial coupling of servo motor (81), servo motor (81) and central processing unit electric connection.
8. The subway hub station foundation pit slope deformation real-time monitor based on big dipper location of claim 2, characterized in that: be provided with mounting (9) that are used for fixed image sensor (5) in mounting groove (11), mounting (9) are including fixed plate (91), T shape bolt (92) and connecting sleeve (93), the both ends of fixed plate (91) slide the setting and are in on the lateral wall of two relative settings of mounting groove (11), the lateral wall of mounting groove (11) is fixed to be worn to be equipped with internal thread sleeve (94), internal thread sleeve (94) screw thread cup joints on T shape bolt (92), the one end and fixed plate (91) fixed connection of connecting sleeve (93), be provided with first bearing in the other end of connecting sleeve (93), the inner circle interference fit of the one end that its nut was kept away from in T shape bolt (92) and first bearing.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332890A (en) * | 2019-07-24 | 2019-10-15 | 四川建筑职业技术学院 | A kind of excavation slope deformation real-time monitor and method based on Beidou positioning |
| CN113310467A (en) * | 2021-07-29 | 2021-08-27 | 湖南联智监测科技有限公司 | Slope monitoring device and method combining Beidou and camera module |
-
2019
- 2019-07-24 CN CN201921170225.6U patent/CN210570483U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332890A (en) * | 2019-07-24 | 2019-10-15 | 四川建筑职业技术学院 | A kind of excavation slope deformation real-time monitor and method based on Beidou positioning |
| CN113310467A (en) * | 2021-07-29 | 2021-08-27 | 湖南联智监测科技有限公司 | Slope monitoring device and method combining Beidou and camera module |
| CN113310467B (en) * | 2021-07-29 | 2021-10-29 | 湖南联智监测科技有限公司 | Slope monitoring device and method combining Beidou and camera module |
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