CN109914377B - Standard penetration test recording equipment based on sensor and laser measurement - Google Patents
Standard penetration test recording equipment based on sensor and laser measurement Download PDFInfo
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- CN109914377B CN109914377B CN201910214855.7A CN201910214855A CN109914377B CN 109914377 B CN109914377 B CN 109914377B CN 201910214855 A CN201910214855 A CN 201910214855A CN 109914377 B CN109914377 B CN 109914377B
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Abstract
The invention relates to the technical field of standard penetration tests, and discloses standard penetration test recording equipment based on an inductor and laser measurement, which comprises a mounting frame, a laser instrument, an inductor for sensing the hammering times of a through hammer and a data box; the sensor is connected to the mounting frame, the laser instrument is arranged below the mounting frame, a downward arranged laser reflecting plate is arranged on the mounting frame, a data processor, a wireless transmitter, a GPS (global positioning system) locator and a network antenna are arranged in the data box, the data processor is respectively connected with the laser instrument and the sensor, the penetration depth measured by the laser instrument and the hammering number recorded by the sensor are collected, and the data processor is in wireless communication with the server through the wireless transmitter and the network antenna; the GPS localizer locates the coordinates and feeds back to the server; errors possibly occurring in manual counting in the traditional mode are avoided; the accuracy of penetration depth measurement is greatly improved; the authenticity and the reliability of the test and the test data are ensured.
Description
Technical Field
The invention relates to the technical field of standard penetration tests, in particular to a recording device for a standard penetration test based on an inductor and laser measurement.
Background
The standard penetration test (standard penetration test, SPT, simply referred to as "penetration") is one type of dynamic sounding and is a method of measuring the foundation bearing capacity of sand or clay in a construction site.
In the standard penetration test, mainly used equipment is a penetrating device, a feeler lever and a penetrating hammer, wherein the feeler lever generally uses a drill rod with the diameter of 42mm, and the weight of the penetrating hammer is 63.5kg. In actual operation, when the drilling tool drills to a position about 15cm above the elevation of the test soil layer, the drilling tool is taken out to avoid disturbance of the test soil layer, an injector is connected to the lower end of the drilling rod, and standard injection test equipment is put into the test soil layer to reach the elevation. A63.5 kg penetrating hammer is used for freely falling from the height of 76cm, a split pipe type penetrating device (the outer diameter of the split pipe is 51mm, the inner diameter of the split pipe is 35mm, the length of the split pipe is larger than 457mm, the lower end joint length is 76mm, the cutting angle is 18-20 degrees, the pipe shoe with the thickness of the cutting edge end part being 1.6mm, and the upper end joint drill rod) is driven into a soil layer above a test soil layer for 15cm, and then the hammering number of 30cm of each driven test soil layer is the standard penetration actual measurement hammering number N, and the change of the soil layer and the engineering property of soil are judged according to the standard penetration actual measurement hammering number N.
In the prior art, the recording operation is generally performed on the standard penetration test in an artificial mode, and the following defects exist:
1) The standard penetration actual measurement hammering number is manual counting, and errors are easy to generate;
2) The standard penetration depth adopts a manual scribing mode, so that errors are easy to generate;
3) The manually read hammering number is an integer, cannot be accurate to decimal, and does not accord with the actual engineering;
4) The manually measured standard penetration test depth often does not accord with the standard penetration test depth required by the specification;
5) There is a possibility of falsification, for example, common: the method comprises the following steps of compiling test data, deviating the test position from the requirement, and ensuring insufficient penetration depth;
6) When owners challenge the authenticity representation of the standard penetration test data, the investigation unit has insufficient evidence-holding strength.
7) The data recording mode is backward and original and is still a paper version, so that communication and disconnection between field testers and indoor technicians are caused, abnormal data cannot be found and processed in time once the abnormal data appear, meanwhile, the recording mode of the paper version greatly increases the workload of later data recording and the possibility of errors in the recording process, and the automation of investigation work and the informatization process of investigation data are seriously hindered.
Disclosure of Invention
The invention aims to provide a standard penetration test recording device based on an inductor and laser measurement, and aims to solve the problem that in the prior art, a manual mode is adopted to record the standard penetration test.
The invention is realized in such a way that the standard penetration test recording equipment based on the sensor and the laser measurement comprises a mounting frame, a laser instrument, a sensor for sensing the hammering times of the through hammer and a data box, wherein the mounting frame is connected to the outer side of the connecting rod, and the sensor is connected to the mounting frame and is positioned at the outer side of the pad seat; the laser instrument is arranged below the mounting frame and provided with a laser emission head which is arranged upwards in a fixed mode, a laser reflection plate which is arranged downwards is arranged on the mounting frame, and the laser reflection plate reflects laser emitted by the laser emission head; the data box is internally provided with a data processor, a wireless transmitter, a GPS (global positioning system) locator and a network antenna, wherein the data processor is respectively connected with a laser instrument and an inductor, acquires penetration depth measured by the laser instrument and the hammering number recorded by the inductor, and is in wireless communication with a server through the wireless transmitter and the network antenna; and the GPS locator locates the coordinates and feeds back the coordinates to the server.
Further, the mounting frame comprises a transverse rod, the inner end of the transverse rod is connected with the connecting rod, and the outer end of the transverse rod extends outwards away from the connecting rod; the outer end of the transverse rod is connected with a longitudinal rod, the upper end of the longitudinal rod extends upwards to form an upper connecting section, and the lower end of the longitudinal rod extends downwards to form a lower connecting section; the upper connecting section is connected with a fixing plate which is longitudinally arranged, the fixing plate is arranged on the outer side of the pad seat, and the inductor is connected to the fixing plate; the laser reflecting plate is connected to the lower connecting section and is arranged opposite to the laser emitting head of the laser instrument.
Further, a transverse cylinder is arranged on the outer side of the connecting rod, and the inner end of the transverse rod is arranged in the transverse cylinder in a penetrating manner and is in threaded connection with the transverse cylinder; the outer end of the transverse rod is provided with a longitudinal cylinder, the longitudinal rod is arranged in the longitudinal cylinder in a penetrating mode, the upper connecting section penetrates through the top of the longitudinal cylinder and extends to the upper side of the longitudinal cylinder, the lower connecting section penetrates through the bottom of the longitudinal cylinder and extends to the lower side of the longitudinal cylinder, and the longitudinal rod is in threaded connection with the longitudinal cylinder.
Further, the upper connecting section of the longitudinal rod is provided with a connector in a penetrating mode, the connector is in threaded connection with the upper connecting section, a screw rod which is transversely arranged is arranged between the fixing plate and the connector, and two ends of the screw rod are correspondingly connected with the fixing plate and the connector in a threaded mode respectively.
Further, an elastic supporting rod which is obliquely arranged is arranged between the transverse cylinder and the connector, the upper end of the elastic supporting rod is connected to the connector, and the lower end of the elastic supporting rod is connected to the transverse cylinder.
Further, the upper portion and the lower part of the elastic support rod are respectively solid, an upper solid section and a lower solid section are formed, the middle of the elastic support rod is hollow, a hollow section is formed, a hollow area is formed in the hollow section, and the hollow area extends along the length direction of the elastic support rod.
Further, the hollow area, two the upper ends of side bar are summarized and connected on last solid section, two the lower extreme of side bar is summarized and connected on solid section down, two the side bar be the arc strip and arrange, outwards bulge along the direction that deviates from the hollow area.
Further, through holes for the inductor to pass through are formed in the fixing plate, the through holes are arranged in a strip-shaped transversely extending mode, the side walls of the through holes vertically abut against the inductor, and gaps are formed between the side edges of the inductor and the side walls of the through holes; the periphery of inductor is equipped with the external screw thread, just the periphery threaded connection of inductor has two fixed screw threads, two fixed screw threads support and press the both sides of fixed plate.
Further, the ground is fixed with the mount pad, be connected with the installation pole of longitudinal arrangement on the mount pad, be equipped with on the installation pole along the removal dish of installation pole reciprocates, the removal dish is the level form and arranges, be equipped with the mounting groove of undercut and upper end open-ended on the removal dish, the laser instrument is arranged in the mounting groove.
Further, the bottom of mount pad extends downwards has a plurality of longitudinal arrangement's the pin, the pin inserts in ground, the threaded connection has the butt screw thread on the pin, the butt nut butt is pressed subaerial.
Compared with the prior art, the standard penetration test recording equipment based on the sensor and the laser measurement has the following advantages:
1) The sensor is adopted to automatically record the hammering number of the through hammer, so that the possible error of manual counting in the traditional mode is avoided;
2) The laser instrument is adopted to automatically measure the penetration depth of the penetration device, so that errors caused by manual scribing of the penetration depth in the traditional mode are avoided, and the accuracy of the penetration depth measurement is greatly improved;
3) The whole process of the standard penetration test can be monitored remotely in real time through the server, and unalterable original data is reserved, so that the investigation unit can more fully prove the authenticity of the standard penetration test data;
4) The test data of the whole standard penetration test can be transmitted to the server in real time, technicians and management staff can call the test data in real time indoors for analysis, and after abnormal test data are found, the test data can be communicated with field testers in time, so that the authenticity and reliability of the test and the test data are ensured;
5) The GPS localizer is adopted for localization, so that the standard penetration test is performed at a designated position according to the requirements of a task book, and then the project database is automatically recorded through the server, thereby greatly reducing the workload of data recording, avoiding errors possibly caused by manual recording and being beneficial to the automation of investigation work and the progress of investigation data informatization.
Drawings
FIG. 1 is a schematic diagram of the connection of a standard penetration test recording device based on sensor and laser measurements provided by the present invention;
FIG. 2 is a schematic illustration of the field construction of the sensor and laser measurement based standard penetration test recording apparatus of the present invention;
FIG. 3 is a schematic front view of the connecting rod, backing block, feeler lever and hammer connection provided by the present invention;
FIG. 4 is a schematic front view of a mounting bracket provided by the present invention;
FIG. 5 is a schematic front view of a mounting base provided by the present invention;
FIG. 6 is a schematic front view of an inductor provided by the present invention;
fig. 7 is a schematic top view of a data cartridge provided by the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-7, a preferred embodiment of the present invention is provided.
The standard penetration test recording equipment based on the sensor and the laser measurement is applied to the standard penetration test and is used for automatically recording the hammering number and the penetration depth; of course, the present invention can be applied to a dynamic sounding test, and is not limited to the present embodiment.
In actual construction, the lower end of the touch probe rod is connected with an injector, the upper end of the touch probe rod is connected with a connecting rod 109, the connecting rod 109 is connected with a pad 103, and a punching hammer is arranged above the pad 103, so that the injector is driven to downwards inject into a test soil layer by hammering the pad 103 from top to bottom through the punching hammer. The connecting rod 109 is screwed with the pad 103 and the feeler lever, thus facilitating the installation and the removal of the connecting rod 109.
The standard penetration test recording device based on the sensor and the laser measurement comprises a mounting frame 200, a laser instrument 305, a sensor 106 and a data box 101, wherein the mounting frame 200 is fixedly connected with the outer side of a connecting rod 109, the sensor 106 is connected to the mounting frame 200 and is positioned on the outer side of a pad 103, the sensor 106 is used for sensing the passing times of a moving object in a certain distance range in front of the sensor, that is, the sensor 106 is used for sensing the falling and rising times of a through hammer, the falling and rising times of the through hammer are respectively one time, and the number of the hammering times of the through hammer is counted as one standard hammering number, so that the measurement of the hammering number of the through hammer is realized.
The laser instrument 305 is disposed below the mounting frame 200 and has a laser emitting head disposed upward, and a laser reflecting plate disposed downward is provided on the mounting frame 200, so that laser emitted through the laser emitting head is irradiated on the laser reflecting plate, and the laser reflecting plate reflects the laser into the laser emitting head, thereby realizing measurement of the penetration depth of the penetration device.
A data processor 1015, a wireless transmitter 1014, a GPS locator 1013, a battery, and a network antenna 1016 are disposed in the data box 101, wherein the data processor 1015 is connected to the laser 305 and the sensor 106, respectively, and is configured to receive and record the penetration depth of the penetration and the number of hits by the hammer 102, and process the penetration depth and the number of hits; the GPS localizer 1013 plays a role in locating the hole site which needs to be subjected to the standard penetration test; the data processor 1015 communicates with the server 100 wirelessly or by wire via the wireless transmitter 1014 and the network antenna 1016, so that the server 100 can know the progress and status of the standard penetration test in real time.
In the actual construction process, the construction steps of the standard penetration test recording equipment based on the sensor and the laser measurement are as follows:
1) Installing a monitor on a construction site, wherein the monitor comprises a laser instrument 305 and an inductor 106, the laser instrument 305 is used for monitoring the penetration depth of the penetrating device into a test soil layer, and the inductor 106 is used for recording the hammering number of the penetrating hammer 102;
2) A data box 101 is connected to a construction site, a data processor 1015, a wireless transmitter 1014, a GPS locator 1013, a battery and a network antenna 1016 are arranged in the data box 101, wherein the data processor 1015 is respectively connected with the laser 305 and the sensor 106 and is used for receiving and recording the penetration depth of the penetration and the hammering number of the hammer 102 and processing the penetration depth, hammering number and the like; the GPS localizer 1013 plays a role in locating the hole site which needs to be subjected to the standard penetration test; the data processor 1015 communicates with the server 100 wirelessly or by wire via the wireless transmitter 1014 and the network antenna 1016, so that the server 100 can know the progress and condition of the standard penetration test in real time;
3) Newly creating a test borehole, positioning coordinates by the GPS positioner 1013, and feeding back to the server 100; the server 100 calculates the coordinate set design drilling layout sent back by the GPS localizer 1013 of the data box 101 to obtain a drilling number, and can also manually input the drilling number;
4) Newly creating a standard penetration position, and inputting the starting point depth of the standard penetration position into the data box 101; the data box 101 feeds back the starting point depth of the standard penetration position to the server 100, and the server 100 clears the hammering number;
5) The punching hammer 102 starts to punch, each time the punching hammer 102 can touch the sensor 106 once, the laser 305 can automatically measure the penetration depth of the penetrator, and the data processor 1015 collects the number of the punching of the sensor 106 in real time and the penetration depth measured by the laser 305, and the accumulated number of the punching of the sensor 106 and the penetration depth measured by the laser 305 are fed back to the server 100 in real time through the data box 101;
6) Repeating hammering by the punching hammer 102, and stopping collecting data by the data box 101 when the penetration depth measured by the laser 305 exceeds 45 cm;
7) And checking whether the hammering number and the penetration depth are reasonable or not, if not, analyzing the reason, and if so, ending the test.
The standard penetration test recording equipment based on the sensor and the laser measurement has the following advantages:
1) The sensor 106 is adopted to automatically record the hammering number of the through hammer 102, so that the possible error of manual counting in the traditional mode is avoided;
2) The laser 305 is adopted to automatically measure the penetration depth of the penetration device, so that errors caused by manual scribing of the penetration depth in the traditional mode are avoided, the accuracy of the penetration depth measurement is greatly improved, and the accurate penetration depth can be converted into more accurate hammering number;
3) The whole process of the standard penetration test can be monitored remotely in real time through the server 100, and unalterable original data is left, so that the investigation unit can be ensured to more fully prove the authenticity of the standard penetration test data;
4) The test data of the whole standard penetration test can be transmitted to the server 100 in real time, technicians and management personnel can call the test data in real time indoors for analysis, and after abnormal test data are found, the test data can be communicated with field testers in time, so that the authenticity and reliability of the test and the test data are ensured;
5) The GPS localizer 1013 is adopted for localization, so that the standard penetration test is performed at a designated position according to the requirements of a task book, and then the project database is automatically input through the server 100, thereby greatly reducing the workload of data input, avoiding errors possibly caused by manual input and being beneficial to the automation of investigation work and the progress of investigation data informatization.
In this embodiment, the sensor 106 may be various types of sensors, such as a photoelectric sensor in the related art, etc., as long as it can be used to monitor the number of times the hammer is dropped and lifted.
The mounting frame 200 comprises a transverse rod 202, the inner end of the transverse rod 202 is connected with the connecting rod 109, the outer end of the transverse rod 202 extends outwards away from the connecting rod 109, the outer end of the transverse rod 202 is connected with a longitudinal rod 203, the upper end of the longitudinal rod 203 extends upwards to form an upper connecting section, and the lower end of the longitudinal rod 203 extends downwards to form a lower connecting section.
The upper connecting section is connected with a fixing plate 206 arranged longitudinally, the fixing plate 206 is arranged outside the pad 103, and the sensor 106 is connected with the fixing plate 206 and is arranged towards the pad 103; the laser reflection plate 209 is connected to the lower connection section and is disposed horizontally downward, and is disposed directly opposite to the laser emission head of the laser 305 disposed below the mounting frame 200.
In this embodiment, the outer side of the connecting rod 109 is provided with a transverse tube 201, and the inner end of the transverse rod 202 is inserted into the transverse tube 201 and is screwed with the transverse tube 201, so that the transverse tube 201 can move transversely with respect to the connecting rod 109 by rotating. The outer end of the transverse rod 202 is provided with a longitudinal cylinder 204, the longitudinal rod 203 is inserted into the longitudinal cylinder 204, and the outer end of the transverse rod 202 is screwed with the middle part of the longitudinal cylinder 204, so that the longitudinal cylinder 204 can be moved relative to the transverse rod 202 by rotating the longitudinal cylinder 204.
The longitudinal rod 203 is inserted into the longitudinal tube 204, the upper connecting section passes through the top of the longitudinal tube 204, extends above the longitudinal tube 204, the lower connecting section passes through the bottom of the longitudinal tube 204, extends below the longitudinal tube 204, and is in threaded connection with the longitudinal tube 204, so that the longitudinal rod 203 can adjust the up-and-down movement of the upper connecting section and the lower connecting section by rotating relative to the longitudinal tube 204.
Thus, since the transverse rod 202 is screwed to the connecting rod 109 and the longitudinal cylinder 204, and the longitudinal rod 203 is screwed to the longitudinal cylinder 204, the distance between the longitudinal rod 203 and the connecting rod 109 can be adjusted by screwing, and the longitudinal rod 203 can be adjusted to move up and down, so that the distance between the sensor 106 and the shoe 103 can be adjusted, and the up and down position can be adjusted.
In this embodiment, the upper connecting section of the longitudinal rod 203 is provided with a connecting head 207 in a penetrating manner, and the connecting head 207 is screwed with the upper connecting section, and can move up and down relative to the upper connecting section of the longitudinal rod 203 by rotating. A screw rod is disposed between the fixing plate 206 and the connecting head 207, and two ends of the screw rod are respectively connected with the fixing plate 206 and the connecting head 207 in a threaded manner. Thus, the fixing plate 206 can adjust the distance with respect to the longitudinal rod 203.
In a preferred embodiment, two transverse rods 202 are provided, and the two transverse rods 202 are arranged in parallel, however, one transverse rod 202 or more than two transverse rods 202 may be used, depending on practical requirements.
When the core hammer blows the inductor 106 of the fixed plate 206 to play the role of damping when hammering the pad 103, and avoid the fixed plate 206 to deviate too much towards the lower pad 103, lead to the core hammer to smash the inductor 106, in this embodiment, be provided with the elastic supporting rod 205 between the horizontal section of thick bamboo 201 and the connector 207, this elastic supporting rod 205 is the slope and arranges, its upper end is connected on the connector 207, the lower extreme is connected on the horizontal section of thick bamboo 201, so, the elastic supporting rod 205 then plays the effect of slope support, and at the in-process of vibration, because the elastic supporting rod 205 has the elastic deformation function, can play damping and automatic reset's effect.
In this embodiment, the upper portion and the lower portion of the elastic supporting rod 205 are respectively solid, so as to form an upper solid section and a lower solid section, the middle portion of the elastic supporting rod 205 is hollow, so as to form a hollow section, a hollow area is formed in the hollow section, and the hollow area extends along the length direction of the elastic supporting rod 205, and the elastic supporting capability of the elastic supporting rod 205 is stronger by setting the solid section and the hollow section.
Specifically, the fretwork section has two spaced arrangement's sidebar, encloses between two sidebar and closes and form foretell fretwork region, and the upper end of two sidebar is summarized and is connected on last solid section, and the lower extreme of two sidebar is summarized and is connected on solid section down, and the arc strip that just is of two sidebar arranges, outwards protrudes along the direction that deviates from fretwork region, strengthens the elastic deformation ability of elastic brace 205 greatly.
In this embodiment, the connector 207 and the outer circumference of the transverse cylinder 201 are respectively sleeved with a fixing ring 208, and the ends of the elastic supporting rod 205 are respectively fixedly connected with the fixing rings 208.
The middle part of the fixing ring 208 is provided with an annular groove which extends around the circumferential direction of the fixing ring 208, and the end part of the elastic support rod 205 is fixedly connected with an embedded ring which is embedded and fixed in the annular groove, so that the connection between the elastic support rod 205 and the fixing ring 208 is more stable.
In addition, the inner surface of the insert ring attached to the upper end portion of the elastic stay 205 is provided with an inclined projection which is arranged obliquely upward and elastically, and which is inclined upward against the bottom of the annular groove, so that the driving force applied to the joint 207 to deviate from the shoe 103 can be applied to better suppress the inclination of the longitudinal rod 203 toward the shoe 103 when the hammer hammers down the shoe 103.
The outer periphery of the inductor 106 is provided with external threads, and two fixing nuts 1061 are sleeved on the outer periphery of the inductor 106. The inductor 106 is inserted into the fixing plate 206, and is pressed against two sides of the fixing plate 206 by the fixing nuts 1061, so that the inductor 106 is fixedly connected with respect to the fixing plate 206.
The fixing plate 206 is provided with a through hole through which the sensor 106 passes, the through hole is arranged in a strip shape and extends transversely, when the sensor 106 passes through the through hole, the side wall of the through hole is abutted against the sensor 106 up and down, and a gap is formed between the side edge of the sensor 106 and the side wall of the through hole, so that even if the sensor 106 loosens in a vibration environment, the sensor 106 can only move transversely along the through hole without moving up and down, and the measurement of the sensor 106 is not affected.
In this embodiment, the installation seat 300 is fixedly installed on the ground, the installation seat 300 is connected with the installation rod 302 which is longitudinally arranged, the installation rod 302 is provided with the movable disk 304, the movable disk 304 is horizontally arranged and can move up and down along the installation rod 302, the laser instrument 305 is installed on the movable disk 304, and the position of the movable disk 304 on the installation rod 302 can be adjusted according to actual needs.
The movable plate 304 has a mounting groove 303 recessed downward and having an upper end opening, the laser 305 is mounted in the mounting groove 303, and the laser emitting head is exposed at the upper end opening of the mounting groove 303.
In this embodiment, the bottom of the mounting base 300 extends downward to form a plurality of pins 301 arranged longitudinally, so that the mounting base 300 can be fixed by directly inserting the pins 301 into the ground when the mounting base 300 is mounted.
The pin 301 is screwed with a pressing nut, so that the pressing nut can be rotated to move up and down along the pin 301, and after the mount 300 is fixed, the pressing nut is pressed on the ground by rotation, so that when the mount 300 is inclined due to vibration or other reasons, the mount 300 can be adjusted by adjusting the insertion depth of the pin 301 and rotating the nut, and further fixing the mount 300 is realized.
In the above-described construction step 6), the data processor 1015 of the data box 101 may automatically splice penetration depths of different rounds and calculate the number of hammers per penetration depth to be accurate to decimal places.
The data box 101 is provided with a multicolor indicator lamp, the multicolor indicator lamp can be correspondingly lightened to different colors according to actual construction conditions, in the construction step 6), when the penetration depth measured by the laser instrument 305 exceeds 45cm, the data processor 1015 of the data box 101 can stop reading, the multicolor indicator lamp can be lightened to green, and even if hammering is continued at this time, the data processor 1015 can not continue reading.
In this embodiment, the data box 101 includes a box body, a cavity 1011 is provided in the box body, the data processor 1015, the wireless transmitter 1014, the GPS locator 1013, the battery and the network antenna 1016 are all disposed in the cavity 1011, and a box cover is provided on the box body, so that the data box 101 is in a closed state by closing the box cover, and also can be maintained or replaced by opening the box cover, thereby being convenient for elements and the like in the box body.
A data port 1012 is formed on a side wall of the case, the data port 1012 is connected to the data processor 1015, and external devices and the like can be directly connected to the data port 1012 through a data line, so as to realize data transmission with the data processor 1015.
The side wall of the box body is provided with a movable cover, the outer side of the movable cover is provided with a convex block in a protruding mode, the convex block is hinged with the side wall of the box body through a rotating shaft, and the rotating shaft is connected with a torsion spring.
The movable cover is used for sealing the data port 1012, and when the data port 1012 needs to be opened, the movable cover can be rotated relative to the rotating shaft to open the data port 1012, and when the external force is removed, the movable cover can automatically reset the data port 1012 under the action of the torsion spring.
A plurality of ribs protruding outwards are formed on the side wall of the box body, a concave area is formed between the adjacent ribs, the data port 1012 is arranged in the concave area, and the multicolor indicator lamp is also arranged in the concave area.
In addition, the multicolor indicator lamp and the data port 1012 are entirely sunk in the concave area, so that when the box body collides, the data port 1012 or the multicolor indicator lamp can be prevented from being damaged by the protection of the ribs.
In this embodiment, an overhead plate is disposed at the bottom of the cavity 1011, a gap exists between the overhead plate and the bottom of the cavity 1011, and a plurality of through holes are disposed in the overhead plate, the data processor 1015, the wireless transmitter 1014, the GPS locator 1013, the battery and the network antenna 1016 are all disposed above the overhead plate, and the data processor 1015, the battery, the wireless transmitter 1014 and the GPS locator 1013 are directly fixed on the overhead plate. Thus, even when water accumulation occurs in the cavity 1011, the data processor 1015, the battery, the wireless transmitter 1014, the GPS positioner 1013, and the like can be prevented from being immersed by the water due to the overhead effect of the overhead plate, thereby playing a role in preventing water.
In particular, the plurality of through holes are arranged throughout the overhead plate, or, as the case may be, may be arranged at local locations on the overhead plate.
In order to facilitate the operation, a touch screen is formed on the outer surface of the box cover, so that the data processor 1015 can directly input and process data through the touch screen in a state that the box body is not opened.
The network antenna 1016 has a base 1017, and the network antenna 1016 is arranged in the cavity 1011 of the box body in a horizontal manner, and the base 1017 is detachably connected to the inner side wall of the box body, so that the volume of the cavity 1011 can be greatly saved, and the space arrangement can be saved by the horizontal arrangement mode because the length of the network antenna 1016 can be longer.
Specifically, be provided with the magic subsides on base 1017, the laminating mode that base 1017 was pasted through the magic is dismantled and is fixed on the inside wall of box body.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The standard penetration test recording device based on the sensor and the laser measurement is characterized by comprising a mounting frame, a laser instrument, a sensor for sensing the hammering times of the penetrating hammer and a data box, wherein the upper end of a feeler lever is connected with a connecting rod, and the connecting rod is connected with a pad seat; the installation frame is connected to the outer side of the connecting rod, and the sensor is connected to the installation frame and is positioned on the outer side of the pad seat; the laser instrument is arranged below the mounting frame and provided with a laser emission head which is arranged upwards in a fixed mode, a laser reflection plate which is arranged downwards is arranged on the mounting frame, and the laser reflection plate reflects laser emitted by the laser emission head; the data box is internally provided with a data processor, a wireless transmitter, a GPS (global positioning system) locator and a network antenna, wherein the data processor is respectively connected with a laser instrument and an inductor, acquires penetration depth measured by the laser instrument and the hammering number recorded by the inductor, and is in wireless communication with a server through the wireless transmitter and the network antenna; the GPS locator locates the coordinates and feeds back the coordinates to the server;
the mounting frame comprises a transverse rod, the inner end of the transverse rod is connected with the connecting rod, and the outer end of the transverse rod extends outwards away from the connecting rod; the outer end of the transverse rod is connected with a longitudinal rod, the upper end of the longitudinal rod extends upwards to form an upper connecting section, and the lower end of the longitudinal rod extends downwards to form a lower connecting section; the upper connecting section is connected with a fixing plate which is longitudinally arranged, the fixing plate is arranged on the outer side of the pad seat, and the inductor is connected to the fixing plate; the laser reflecting plate is connected to the lower connecting section and is arranged opposite to the laser emitting head of the laser instrument;
the ground is fixed with the mount pad, be connected with the installation pole of longitudinal arrangement on the mount pad, be equipped with on the installation pole along the removal dish of installation pole reciprocates, the removal dish is the level form and arranges, be equipped with the mounting groove of undercut and upper end open-ended on the removal dish, the laser instrument is arranged in the mounting groove.
2. The standard penetration test recording device based on the sensor and the laser measurement according to claim 1, wherein the outer side of the connecting rod is provided with a transverse cylinder, and the inner end of the transverse rod is penetrated in the transverse cylinder and is in threaded connection with the transverse cylinder; the outer end of the transverse rod is provided with a longitudinal cylinder, the longitudinal rod is arranged in the longitudinal cylinder in a penetrating mode, the upper connecting section penetrates through the top of the longitudinal cylinder and extends to the upper side of the longitudinal cylinder, the lower connecting section penetrates through the bottom of the longitudinal cylinder and extends to the lower side of the longitudinal cylinder, and the longitudinal rod is in threaded connection with the longitudinal cylinder.
3. The standard penetration test recording device based on the sensor and the laser measurement according to claim 2, wherein the upper connecting section of the longitudinal rod is provided with a connector in a penetrating way, the connector is in threaded connection with the upper connecting section, a screw rod which is transversely arranged is arranged between the fixing plate and the connector, and two ends of the screw rod are respectively in threaded connection with the fixing plate and the connector correspondingly.
4. The standard penetration test recording device based on the sensor and the laser measurement according to claim 3, wherein an elastic supporting rod which is obliquely arranged is arranged between the transverse cylinder and the connector, the upper end of the elastic supporting rod is connected to the connector, and the lower end of the elastic supporting rod is connected to the transverse cylinder.
5. The device for recording standard penetration test based on sensor and laser measurement according to claim 4, wherein the upper part and the lower part of the elastic stay bar are respectively solid to form an upper solid section and a lower solid section, the middle part of the elastic stay bar is hollow to form a hollow section, a hollow area is formed in the hollow section, and the hollow area extends along the length direction of the elastic stay bar.
6. The device for recording standard penetration test based on sensor and laser measurement according to claim 5, wherein the hollowed-out area is characterized in that the upper ends of the two side bars are connected together on the upper solid section, the lower ends of the two side bars are connected together on the lower solid section, the two side bars are arranged in an arc strip shape, and protrude outwards along the direction deviating from the hollowed-out area.
7. The device according to any one of claims 1 to 6, wherein the fixing plate is provided with perforations for the passage of the sensor, the perforations are arranged in a strip-like and transversely extending manner, the side walls of the perforations are vertically abutted against the sensor, and a gap is formed between the side edges of the sensor and the side walls of the perforations; the periphery of inductor is equipped with the external screw thread, just the periphery threaded connection of inductor has two fixed screw threads, two fixed screw threads support and press the both sides of fixed plate.
8. The device according to any one of claims 1 to 6, wherein the base of the mounting base extends downwards with a plurality of pins arranged longitudinally, said pins being inserted in the ground, said pins being screwed with a pressing nut, said pressing nut pressing against the ground.
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| CN209879031U (en) * | 2019-06-24 | 2019-12-31 | 太仓华淏信息科技有限公司 | Dynamic sounding device for underground pipeline detection |
| CN113062293A (en) * | 2021-04-14 | 2021-07-02 | 曹源 | Automatic acquisition device for hammering number of standard penetration test |
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