CN111879288B - Engineering supervision safety monitoring system - Google Patents
Engineering supervision safety monitoring system Download PDFInfo
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- CN111879288B CN111879288B CN202010706678.7A CN202010706678A CN111879288B CN 111879288 B CN111879288 B CN 111879288B CN 202010706678 A CN202010706678 A CN 202010706678A CN 111879288 B CN111879288 B CN 111879288B
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- floating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
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- Engineering & Computer Science (AREA)
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Abstract
The utility model relates to an engineering supervision safety monitoring system belongs to engineering supervision field, including the installation pole that is fixed in the foundation ditch bottom surface, the installation pole is parallel with the foundation ditch lateral wall, the installation pole slides and is connected with the slope monitoring mechanism who is used for monitoring the foundation ditch gradient, the relative both sides wall of foundation ditch is provided with the displacement monitoring mechanism who is used for monitoring the foundation ditch displacement. This application has the monitoring of being convenient for, improves factor of safety's effect.
Description
Technical Field
The application relates to the field of supervision engineering technology, in particular to an engineering supervision safety monitoring system.
Background
In the building engineering, due to the complex and variable construction environment, a supervision unit is required to supervise the construction in the whole construction process, and a foundation pit refers to a space below the ground excavated for the construction of a building (including a structure) foundation and a basement, and generally comprises four vertical side walls and a bottom surface; the foundation pit engineering is a key link in the building engineering, the foundation pit collapse is the most common safety accident in the current engineering construction process, and the accident is usually accompanied with major casualties and economic loss to cause adverse social influence.
The related technology for preventing foundation pit collapse mainly entrusts a third party to carry out timing monitoring, and the commonly adopted method is to rely on human visual observation and monitor by means of tools, and take measures to reinforce when the displacement of a foundation pit supporting structure exceeds an alarm value.
In view of the above-mentioned related technologies, the inventor believes that the internal environment of the foundation pit is complex, continuous monitoring cannot be achieved only by manual observation or regular monitoring, and accidents often occur in a short time, so that the safety factor is low.
Disclosure of Invention
In order to improve the factor of safety when foundation ditch monitoring, this application provides an engineering supervision safety monitoring system.
The application provides a project supervision safety monitoring system adopts following technical scheme:
the utility model provides an engineering supervision safety monitoring system, is including being fixed in the installation pole of foundation ditch bottom surface, the installation pole is parallel with the foundation ditch lateral wall, the installation pole slides and is connected with the slope monitoring mechanism who is used for monitoring the foundation ditch gradient, the both sides wall that the foundation ditch is relative is provided with the displacement monitoring mechanism who is used for monitoring the foundation ditch displacement.
Through adopting above-mentioned technical scheme, when the foundation ditch lateral wall takes place the slope, can trigger slope monitoring mechanism, slope monitoring mechanism shows the slope condition in real time, and the monitoring personnel of being convenient for observe, when relative displacement takes place for the relative both sides wall of foundation ditch, the displacement condition of foundation ditch is more easily discover through observing displacement monitoring mechanism to improve the dangerous possibility of monitoring personnel discovery, improve factor of safety.
Preferably, the inclination monitoring mechanism comprises an installation platform which slides and penetrates through the installation rod, a floating rod penetrates through the installation platform along the transverse sliding direction, one end of the floating rod abuts against the side wall of the foundation pit, and the end part of the floating rod which abuts against the side wall of the foundation pit is connected with a calibration assembly used for calibrating the inclination angle of the foundation pit.
Through adopting above-mentioned technical scheme, when the foundation ditch lateral wall takes place the slope, the foundation ditch lateral wall acts on the floating lever to because floating lever end connection has the demarcation subassembly, when the floating lever removes, trigger and mark the subassembly and change, thereby be convenient for monitor personnel and observe the change of demarcating the subassembly.
Preferably, the inside unsteady chamber of having seted up of mount table, unsteady chamber is the diameter that cylindrical and diameter are greater than the floating rod, the mount table is located the position at unsteady chamber both ends and all extends towards the center and has annular fender edge, the lateral wall fixedly connected with bulge loop that the floating rod is located unsteady intracavity, the bulge loop is coaxial with the floating rod and is greater than the diameter of floating rod, the part cover that the floating rod is located unsteady intracavity and deviates from the foundation ditch lateral wall is equipped with unsteady spring, the one end butt of unsteady spring is in the bulge loop, and the other end butt is in keeping off along the lateral wall.
Through adopting above-mentioned technical scheme, the floating lever can slide along the unsteady chamber, and when the foundation ditch lateral wall slope, can trigger and mark the subassembly and show the change, and because when the foundation ditch lateral wall slope, its center of rotation is uncertain, but in order to improve monitoring accuracy, the tip that needs to guarantee the floating lever all the time with foundation ditch lateral wall butt to the center of rotation of guaranteeing to mark the subassembly is close to the foundation ditch lateral wall all the time, improves and marks the precision.
Preferably, the calibration assembly includes fixed connection in the laser emission spare of mount table, the light beam of laser emission spare is the level and parallel with the foundation ditch lateral wall of floating lever butt, the floating lever rotates with the one end of foundation ditch lateral wall butt and is connected with the dwang, the floating lever is connected with compression spring, compression spring one end is connected in the floating lever lateral wall, and the other end is connected in the dwang lateral wall, compression spring applys orientation foundation ditch lateral wall pivoted power to the dwang, the dwang is connected with the separation blade that is used for sheltering from laser beam.
Through adopting above-mentioned technical scheme, the light beam that laser emission spare sent is parallel with the foundation ditch lateral wall to beat on rather than the vertically foundation ditch lateral wall, form the light spot on rather than the light beam vertically lateral wall, when the foundation ditch lateral wall takes place the slope, the foundation ditch lateral wall promotes the dwang and takes place to rotate, and the separation blade rotates thereupon and realizes sheltering from to the light beam, shelters from the difference of degree according to the separation blade to the light beam, differentiates the degree of inclination of foundation ditch lateral wall.
Preferably, laser emission spare includes fixed connection in the sector plate of float lever, the sector plate is parallel with the rotation plane of dwang, just the rotation axis of dwang passes the centre of a circle of sector plate, the sector plate is fixed with a plurality of laser pens, and is a plurality of the pitch arc equipartition along the sector plate is followed to the laser pen, the laser pen level sets up and is parallel with the foundation ditch lateral wall.
Through adopting above-mentioned technical scheme, a plurality of laser pen is the arc and distributes on the sector plate to when the separation blade rotates along with the dwang, can shelter from the light beam of laser pen in proper order, the discernment of being convenient for.
Preferably, a laser receiving plate is fixed on the side wall of the foundation pit and is positioned on the extension line of the laser pen beams.
Through adopting above-mentioned technical scheme, through setting up the laser receiver board for the light beam receives and shows more clearly, is convenient for more observe.
Preferably, the lateral wall of the foundation pit is fixed with a butt plate, the butt plate is positioned at the position of the lateral wall of the foundation pit close to the floating rod, and the end part of the floating rod is butted against the butt plate.
Through adopting above-mentioned technical scheme, because the foundation ditch lateral wall is general comparatively unevenness, when the foundation ditch lateral wall takes place the slope, cause great hindrance to the tip of floating lever easily, through setting up the butt board for floating lever tip butt reduces the friction hindrance to the floating lever on the butt board, makes the floating lever flexible more smooth and easy.
Preferably, the side wall of the mounting table is provided with a threaded hole, a fastening bolt penetrates through the threaded hole, and the end part of the fastening bolt abuts against the mounting rod.
By adopting the technical scheme, when the height of the mounting table needs to be adjusted, the mounting table is adjusted to a proper height by loosening the fastening bolt, and then the fastening bolt is screwed to fix the mounting table.
Preferably, the displacement monitoring mechanism is including being fixed in the dead lever of the relative both sides wall of foundation ditch, and the one end of two dead levers is rotated and is connected with the gangbar, and the free end of two gangbars is connected with the tensioning rope, forms the contained angle between gangbar and the dead lever, and is connected with extension spring between gangbar and the dead lever, extension spring is located the contained angle and one end is connected in the gangbar lateral wall, and the other end is connected in the dead lever lateral wall.
Through adopting above-mentioned technical scheme, when foundation ditch relative both sides wall takes place relative displacement, under extension spring's tensile effect, the tensioning rope is in the tensioning state, and the contained angle between gangbar and the dead lever diminishes simultaneously, through observing the contained angle size between gangbar and the dead lever, differentiates whether the foundation ditch lateral wall takes place the displacement.
Preferably, the fixing rod is fixedly connected with a proximity switch towards the side wall of the linkage rod, and the proximity switch is connected with an alarm.
By adopting the technical scheme, when the linkage rod rotates to be close to the proximity switch, the proximity switch is triggered, and then the alarm gives an alarm to remind detection personnel to pay attention.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a tilt monitoring mechanism according to an embodiment of the present application.
Fig. 3 is a cross-sectional view of a mounting table of an embodiment of the present application.
Fig. 4 is a schematic rear structure view of the mounting table according to the embodiment of the present application.
Fig. 5 is a schematic structural diagram of a displacement monitoring mechanism according to an embodiment of the present application.
Description of reference numerals: 1. mounting a rod; 2. a tilt monitoring mechanism; 3. a displacement monitoring mechanism; 4. an installation table; 5. a floating rod; 6. calibrating the component; 7. a floating cavity; 8. blocking edges; 9. a convex ring; 10. a floating spring; 11. a laser emitting member; 12. rotating the rod; 13. a compression spring; 14. a baffle plate; 15. a sector plate; 16. a laser pen; 17. a laser receiving plate; 18. a butt joint plate; 19. a threaded hole; 20. fastening a bolt; 21. fixing the rod; 22. a linkage rod; 23. tensioning the rope; 24. an extension spring; 25. a proximity switch.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The foundation pit refers to a space below the ground excavated for the construction of a building foundation and a basement, and is usually excavated in a square shape and provided with a bottom surface and four side walls.
The embodiment of the application discloses a safety monitoring system for engineering supervision. Referring to fig. 1, the safety monitoring system includes a vertical installation rod 1 inserted in the bottom surface of the foundation pit, the installation rod 1 is parallel to the side wall of the foundation pit, an inclination monitoring mechanism 2 is slidably arranged on the installation rod 1, the inclination monitoring mechanism 2 acts on the side wall of the foundation pit and is used for displaying the inclination condition of the side wall of the foundation pit, displacement monitoring mechanisms 3 used for monitoring the displacement of the foundation pit are further arranged on the two opposite side walls of the foundation pit, and when the two opposite side walls of the foundation pit generate relative displacement, whether the displacement occurs or not can be displayed through the displacement monitoring mechanisms 3.
As shown in fig. 2 and 3, the inclination monitoring mechanism 2 includes an installation platform 4, the installation platform 4 is vertically provided with a through hole, the installation platform 4 is slidably disposed through the installation rod 1 through the through hole, a floating cavity 7 is transversely provided on the installation platform 4, the floating cavity 7 is cylindrical and has a diameter larger than that of the floating rod 5, annular blocking edges 8 extend towards the center at positions of the installation platform 4 close to two ends of the floating cavity 7, a through hole is formed at the center of the blocking edge 8, the floating rod 5 passes through the through hole formed by the two blocking edges 8, a protruding ring 9 coaxial with the floating rod 5 is fixedly connected to a side wall of the floating rod 5 in the floating cavity 7, the diameter of the protruding ring 9 is larger than that of the floating rod 5 and smaller than that of the floating cavity 7, one side of the protruding ring 9 facing the side wall of the foundation pit abuts against the inner wall of the blocking edge 8, one side of the protruding ring 9 facing away from the side wall of the foundation pit abuts against a floating spring 10, the floating spring 10 is disposed in the floating cavity 7 and sleeved on the floating rod 5, one end of the floating spring 10 is abutted against the convex ring 9, and the other end is abutted against the side wall of the retaining edge 8. The utility model discloses a foundation ditch lateral wall, including the installation platform 4, the foundation ditch lateral wall is equipped with the floating rod 5, the floating rod 5 runs through the installation platform 4, and the one end butt of floating rod 5 is on the foundation ditch lateral wall, when the foundation ditch lateral wall takes place to incline, the foundation ditch lateral wall promotes the floating rod 5 and removes towards foundation ditch center direction, simultaneously because floating spring 10 butt in bulge loop 9 for even floating rod 5 takes place to remove, can promote floating rod 5 to have the trend of moving towards the foundation ditch lateral wall all the time under floating spring 10's effect, and then make the tip butt of floating rod 5 at the foundation ditch lateral wall all the time.
As shown in fig. 2, a calibration assembly 6 for calibrating the inclination angle of the side wall of the foundation pit is connected to the end of the floating rod 5 abutted against the side wall of the foundation pit, the calibration assembly 6 includes a laser emitting member 11 fixedly connected to the mounting platform 4, the laser emitting member 11 can emit an infrared beam and the beam is horizontal, the beam emitted from the laser emitting member 11 is parallel to the side wall of the foundation pit, one end of the floating rod 5 abutted against the side wall of the foundation pit is hinged to a rotating rod 12, the rotating rod 12 extends in an oblique upward direction relative to the floating rod 5, the side wall of the floating rod 5 is connected to a compression spring 13, one end of the compression spring 13 is connected to the side wall of the floating rod 5, the other end is connected to the side wall of the rotating rod 12, the compression spring 13 is always in a compression state and applies a force to the rotating rod 12 to rotate towards the side wall of the foundation pit, so that the rotating rod 12 is always abutted against the side wall of the foundation pit, the rotating rod 12 is connected to a blocking piece 14 for blocking the laser beam, the separation blade 14 is curved slice and can rotate along with dwang 12 to when the foundation ditch lateral wall takes place to slope, promote dwang 12 and separation blade 14 and rotate, when separation blade 14 rotated, the realization was to the laser beam's that laser emission spare 11 sent sheltering from, thereby the person of being convenient for the monitor differentiates the foundation ditch lateral wall slope condition. Because the foundation ditch lateral wall is level and smooth inadequately usually, is fixed with butt board 18 at the foundation ditch lateral wall through the spike, butt board 18 is located the position that corresponds with floating lever 5 to the tip butt of floating lever 5 is on butt board 18, thereby when the foundation ditch lateral wall takes place the slope, through butt board 18 to the application of force of floating lever 5, thereby makes the promotion to floating lever 5 more smooth and easy.
As shown in fig. 1 and 2, in order to enable a monitor to more intuitively see the inclination of the side wall of the foundation pit, a laser receiving plate 17 is fixed on the side wall of the foundation pit through a spike, the laser receiving plate 17 is positioned on an extension line of a light beam emitted by the laser emitting member 11, so that the laser beam emitted by the laser emitting member 11 is irradiated on the laser receiving plate 17 in a normal state, a light spot is formed on the laser receiving plate 17, and if the side wall of the foundation pit is inclined, the blocking piece 14 blocks a part of the laser beam, so that the condition of the light spot irradiated on the laser receiving plate 17 is changed, and the monitor can conveniently identify the light spot.
As shown in fig. 2, wherein the laser transmitter 11 includes a sector plate 15 welded to the floating rod 5, the sector plate 15 is parallel to the rotation plane of the rotation rod 12, and the rotation axis of the rotation rod 12 passes through the center of the sector plate 15, a space is left between the side edge of the sector plate 15 close to the sidewall of the foundation pit and the sidewall of the foundation pit, and the arc length of the space is equal to the arc length of the blocking piece 14, the sector plate 15 is fixed with a plurality of laser pens 16, the laser pens 16 are perpendicular to the plane where the sector plate 15 is located and horizontally arranged, the plurality of laser pens 16 are equally distributed along the arc of the sector plate 15, the laser pens 16 are horizontally arranged and parallel to the sidewall of the foundation pit, the centers of the arcs where the arc blocking piece 14 and the plurality of laser pens 16 are located are both located on the rotation axis of the rotation rod 12, so that when the blocking piece 14 is pushed to rotate by the sidewall of the foundation pit, light of different numbers of laser pens 16 can be blocked along with the rotation of the blocking piece 14, thereby changing the number of light spots of the laser pen 16 on the laser receiving plate 17 for the identification of the monitor.
As shown in fig. 1, in order to improve the monitoring accuracy, at least three installation rods 1 are arranged along a certain side wall of the foundation pit, installation platforms 4 are arranged on each installation rod 1 in a penetrating mode, the installation platforms 4 are arranged in a staggered mode, and the installation platforms 4 are adjustable in height along the installation rods 1. Through holes are longitudinally formed in the mounting table 4, the mounting table 4 is arranged on the mounting rod 1 in a penetrating mode through the through holes, threaded holes 19 are transversely formed in the side wall of the mounting table 4, fastening bolts 20 are arranged in the threaded holes 19 in a penetrating mode, and the mounting table 4 is positioned by screwing the fastening bolts 20, so that the height of the mounting table 4 can be adjusted conveniently, and different working conditions can be adapted.
As shown in fig. 1 and 5, the displacement monitoring mechanism 3 includes fixing rods 21 fixed on two opposite side walls of the foundation pit by long nails, the two fixing rods 21 are vertical and arranged oppositely, the lower ends of the two fixing rods 21 are both rotatably connected with linkage rods 22, a tensioning rope 23 is connected between the free ends of the two linkage rods 22, an included angle is formed between the linkage rods 22 and the fixing rods 21, an extension spring 24 is connected between the linkage rods 22 and the fixing rods 21, the extension spring 24 is positioned in the included angle, one end of the extension spring is connected to the side wall of the linkage rod 22, and the other end of the extension spring is connected to the side wall of the fixing rod 21; extension spring 24 is in tensile state under the normal condition all the time, thereby two gangbar 22 of pulling have towards foundation ditch lateral wall direction pivoted trend, thereby with tensioning rope 23 tensioning, because general foundation ditch only can be to central displacement and can not be to both sides displacement, consequently when foundation ditch both sides wall takes place relative displacement, under extension spring 24's pulling force effect, two gangbar 22 can be towards foundation ditch lateral wall direction rotation, thereby make the contained angle between gangbar 22 and the dead lever 21 diminish, when the angular reduction is found to the monitoring person, explain that the relative displacement has taken place to the relative lateral wall in foundation ditch, be convenient for take Yu Fang measures.
As shown in fig. 5, for the convenience of observation of a monitor, a proximity switch 25 is fixedly connected to a side wall of the fixing rod 21 facing the linkage rod 22, and the proximity switch 25 is connected to an alarm through a wire; a gap is reserved between the linkage rod 22 and the proximity switch 25 in a normal state, when the two opposite side walls of the foundation pit displace, the linkage rod 22 rotates towards the side wall of the foundation pit and triggers the proximity switch 25, the alarm gives an alarm sound to remind a monitor to take foundation pit displacement precautionary measures, and safety factor is improved.
The implementation principle of the engineering supervision safety monitoring system in the embodiment of the application is as follows: firstly adjust different height along erection column 1 with a plurality of mount tables 4, and make 5 tip butt of floating lever on butt joint board 18, make dwang 12 paste in butt joint board 18 lateral wall under compression spring 13's thrust this moment, a plurality of laser pen 16's light beam all is not sheltered from by separation blade 14 this moment, and laser pen 16's light beam forms a plurality of light spots on laser receiver plate 17, a plurality of light spots are arc-shaped distribution on laser receiver plate 17, when the foundation ditch lateral wall takes place the slope, foundation ditch lateral wall promotes dwang 12 and rotates for floating lever 5, and drive separation blade 14 rotates, the angle along with the foundation ditch slope is big more, the quantity of laser pen 16 light beams that separation blade 14 sheltered from is more, thereby can audio-visually demonstrate the degree of slope on laser receiver plate 17, be convenient for the monitor monitoring foundation ditch slope condition. And if the relative displacement of the two opposite side walls of the foundation pit occurs, the linkage rod 22 starts to approach the switch 25 and gives an alarm through an alarm to remind a monitor to take precautionary measures.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides an engineering supervision safety monitoring system which characterized in that: the device comprises an installation rod (1) fixed on the bottom surface of a foundation pit, wherein the installation rod (1) is parallel to the side wall of the foundation pit, the installation rod (1) is connected with an inclination monitoring mechanism (2) used for monitoring the inclination of the foundation pit in a sliding manner, and two opposite side walls of the foundation pit are provided with displacement monitoring mechanisms (3) used for monitoring the displacement of the foundation pit; the inclination monitoring mechanism (2) comprises an installation platform (4) which is slidably arranged on the installation rod (1), a floating rod (5) is slidably arranged on the installation platform (4) along the transverse direction, one end of the floating rod (5) is abutted against the side wall of the foundation pit, and the end part of the floating rod (5) abutted against the side wall of the foundation pit is connected with a calibration assembly (6) for calibrating the inclination angle of the foundation pit; the inner part of the mounting platform (4) is provided with a floating cavity (7), the floating cavity (7) is cylindrical, the diameter of the floating cavity (7) is larger than that of the floating rod (5), the positions, located at the two ends of the floating cavity (7), of the mounting platform (4) extend towards the center to form annular blocking edges (8), the side wall, located in the floating cavity (7), of the floating rod (5) is fixedly connected with a convex ring (9), the convex ring (9) is coaxial with the floating rod (5) and larger than the diameter of the floating rod (5), the part, located in the floating cavity (7), of the floating rod (5) and departing from the side wall of the foundation pit is sleeved with a floating spring (10), one end of the floating spring (10) abuts against the convex ring (9), and the other end of the floating spring abuts against the side wall of the blocking edge (8); displacement monitoring mechanism (3) is including being fixed in dead lever (21) of the relative both sides wall of foundation ditch, and the one end of two dead levers (21) is rotated and is connected with gangbar (22), and the free end of two gangbar (22) is connected with tensioning rope (23), forms the contained angle between gangbar (22) and dead lever (21), and is connected with extension spring (24) between gangbar (22) and dead lever (21), extension spring (24) are located the contained angle and one end is connected in gangbar (22) lateral wall, and the other end is connected in dead lever (21) lateral wall.
2. The project supervision safety monitoring system according to claim 1, characterized in that: demarcate subassembly (6) and include laser emission spare (11) of fixed connection in mount table (4), the light beam of laser emission spare (11) is the level and parallel with the foundation ditch lateral wall of floating lever (5) butt, floating lever (5) are rotated with the one end of foundation ditch lateral wall butt and are connected with dwang (12), floating lever (5) are connected with compression spring (13), compression spring (13) one end is connected in floating lever (5) lateral wall, and the other end is connected in dwang (12) lateral wall, compression spring (13) are applyed orientation foundation ditch lateral wall pivoted power dwang (12), dwang (12) are connected with separation blade (14) that are used for sheltering from laser beam.
3. The project supervision safety monitoring system according to claim 2, characterized in that: laser emission spare (11) include sector plate (15) of fixed connection in floating lever (5), sector plate (15) are parallel with the rotation plane of dwang (12), just the axis of rotation of dwang (12) passes the centre of a circle of sector plate (15), sector plate (15) are fixed with a plurality of laser pens (16), and are a plurality of laser pen (16) are along the impartial distribution of pitch arc of sector plate (15), laser pen (16) level sets up and is parallel with the foundation ditch lateral wall.
4. The project supervision safety monitoring system according to claim 3, characterized in that: and a laser receiving plate (17) is fixed on the side wall of the foundation pit, and the laser receiving plate (17) is positioned on the extension lines of the light beams of the laser pens (16).
5. The project supervision safety monitoring system according to claim 1, characterized in that: the foundation pit side wall is fixed with butt joint board (18), butt joint board (18) are located the position that the foundation pit side wall is close to floating rod (5), floating rod (5) tip butt in butt joint board (18).
6. The project supervision safety monitoring system according to claim 1, characterized in that: the side wall of the mounting table (4) is provided with a threaded hole (19), a fastening bolt (20) penetrates through the inner thread of the threaded hole (19), and the end part of the fastening bolt (20) abuts against the mounting rod (1).
7. The project supervision safety monitoring system according to claim 1, characterized in that: the fixing rod (21) is fixedly connected with a proximity switch (25) towards the side wall of the linkage rod (22), and the proximity switch (25) is connected with an alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010706678.7A CN111879288B (en) | 2020-07-21 | 2020-07-21 | Engineering supervision safety monitoring system |
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| CN202010706678.7A CN111879288B (en) | 2020-07-21 | 2020-07-21 | Engineering supervision safety monitoring system |
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| CN111879288A CN111879288A (en) | 2020-11-03 |
| CN111879288B true CN111879288B (en) | 2022-04-22 |
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| CN113309110B (en) * | 2021-06-07 | 2022-09-06 | 重庆海发工程项目管理咨询有限公司 | Automatic monitoring system and method for foundation pit displacement |
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| CN108303067A (en) * | 2018-01-09 | 2018-07-20 | 吴义锖 | A kind of building main body monitoring device for building |
| CN108360576A (en) * | 2018-01-25 | 2018-08-03 | 温州中奇建设监理有限公司 | A kind of foundation pit displacement automatic monitoring system and method |
| CN108507526A (en) * | 2018-04-10 | 2018-09-07 | 西南交通大学 | A kind of foundation pit deformation measuring device and its measurement method |
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| CN108914996A (en) * | 2018-09-03 | 2018-11-30 | 温州市林鸥工程建设监理有限公司 | A kind of foundation pit displacement automatic monitoring system and method |
| CN209495691U (en) * | 2019-02-23 | 2019-10-15 | 中建安工程管理有限公司 | A kind of building inclination early warning system |
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