CN209854691U - Automatic recording equipment for standard penetration test - Google Patents

Abstract

The utility model relates to the technical field of standard penetration tests, and discloses automatic recording equipment for standard penetration tests, which comprises a penetration measuring instrument, a hammering counter and a data box, wherein the penetration measuring instrument measures penetration depth, and the hammering counter records hammering number; the data box is internally provided with a data processor, a wireless transmitter, a GPS (global positioning system) positioner and a network antenna, the data processor is respectively connected with the penetration measuring instrument and the hammering counter and used for acquiring the penetration depth measured by the penetration measuring instrument and the hammering number recorded by the hammering counter, and the data processor is in wireless communication with the server through the wireless transmitter and the network antenna; the GPS positioner positions the coordinates and feeds the coordinates back to the server; the utility model provides an automatic recording device for standard penetration test, which avoids the errors possibly caused by manual counting and manual scoring of penetration depth in the traditional mode; the whole process of the standard penetration test can be remotely monitored in real time through the server, and authenticity and reliability of the test and test data are guaranteed.

Description

Automatic recording equipment for standard penetration test

Technical Field

The patent of the utility model relates to a standard injection test's technical field particularly, relates to standard injection test automatic recording equipment.

Background

The Standard Penetration Test (SPT) is a kind of dynamic sounding, and is a method for measuring the foundation bearing capacity of sand or clay soil in a construction site.

In the standard penetration test, mainly adopted equipment are a penetration device, a feeler lever and a penetrating hammer, wherein the feeler lever generally adopts a drill rod with the diameter of 42mm, and the weight of the penetrating hammer is 63.5 kg. In actual operation, when the drilling tool drills to a position which is about 15cm above the elevation of a test soil layer, in order to avoid disturbance of the test soil layer, the drilling tool is taken out, the lower end of the drilling rod is connected with a penetration device, and standard penetration test equipment is put into the drilling tool to reach the test elevation. A63.5 kg penetrating hammer is used for freely falling from the height of 76cm, a split-tube type penetrating device (a split tube with the outer diameter of 51mm, the inner diameter of 35mm, the length of more than 457mm, the lower end connection length of 76mm, the edge angle of 18-20 degrees, a pipe shoe with the cutting edge end part thickness of 1.6mm, and the upper end connection drill rod) is driven into a soil layer above a test soil layer for 15cm, the hammering number of each driving into the test soil layer is 30cm later, namely the standard penetration actual measurement hammering number N, and the change of the soil layer and the engineering property of the soil are judged according to the standard penetration actual measurement hammering number N.

In the prior art, the recording operation is generally carried out on the standard penetration test in a manual mode, and the following defects exist:

1) the actually measured hammering number of the standard penetration is manually counted, so that 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 place, and is not in accordance with the actual engineering;

4) the manually measured standard penetration test depth is often not consistent with the standard penetration test depth required by the specification;

5) there is a possibility of falsification, such as the following: compiling test data, test position deviation requirements, insufficient penetration depth and other behaviors;

6) and when the proprietor is questioned on the authenticity of the standard penetration test data, the evidence-taking strength of the investigation unit is insufficient.

7) The data recording mode is backward and original and still is a paper edition, so that the communication between field testers and indoor technicians is disconnected, and once abnormal data is found and processed in time, the recording mode of the paper edition also greatly increases the workload of data recording in the later period and the possibility of errors in the recording process, and seriously hinders the automation of the investigation work and the information process of the investigation data.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an experimental automatic recording equipment of standard penetration aims at solving prior art, adopts the artificial mode to carry out the problem of record to the standard penetration experiment.

The utility model discloses a realize like this, standard penetration test automatic recording equipment, including penetration measuring apparatu, hammering count appearance and data box, the penetration measuring apparatu measures the penetration depth of penetration ware penetration test soil layer, hammering count appearance record the hammering number of punching hammer; the data box is internally provided with a data processor, a wireless transmitter, a GPS (global positioning system) positioner and a network antenna, the data processor is respectively connected with an injection quantity measuring instrument and a hammering counter, acquires the injection depth measured by the injection quantity measuring instrument and the hammering number recorded by the hammering counter, and the data processor is in wireless communication with the server through the wireless transmitter and the network antenna; and the GPS positioner positions the coordinates and feeds the coordinates back to the server.

Furthermore, the hammering counter comprises a counter and a pressing elastic sheet, wherein a counting switch is arranged on the counter and is positioned below the punching hammer, one end of the pressing elastic sheet is fixedly connected to the counter, and the other end of the pressing elastic sheet is tilted upwards to form a pressing end positioned above the counting switch; when the punching hammer blows the cushion seat downwards, the punching hammer supports and presses the supporting end of the supporting elastic sheet to move downwards and support and press the counting switch, the counter automatically counts once, the penetration depth of the penetration amount measuring instrument automatically measures the penetration depth of the penetration device, and when the punching hammer moves upwards, the supporting end of the supporting elastic sheet automatically tilts upwards to reset.

Furthermore, the pressing end of the pressing elastic sheet is provided with a pressing roller, and when the punching hammer performs downward hammering, the pressing roller moves downward and presses the counting switch.

Further, the mounting panel of horizontal arrangement is connected with in the outside of base, the hammering count appearance is installed on the mounting panel, the end of supporting to pressing the shell fragment perk the protrusion up is in the top of base.

Further, the penetration measuring instrument comprises a laser range finder which is arranged on the mounting plate; the laser range finder is provided with a laser emitting head arranged downwards; when the penetrating hammer is hammered once, the laser emitting head automatically emits once to measure the distance change with the ground, and the penetration depth of the penetrating device penetrating into the soil layer of the test is obtained.

Further, the penetration measuring instrument comprises a rope measuring calculator, the rope measuring calculator is provided with a pull rope capable of automatically rolling, the rope measuring calculator is fixedly connected to the mounting plate, and the lower end of the pull rope is fixedly arranged; when the punching hammer is hammered once, the mounting plate moves downwards, the pull rope automatically recovers a certain length to the rope measurement calculator, and the recovered length of the pull rope is the penetration depth of the penetration device into the test soil layer.

Furthermore, sleeve holes are formed in the end portions of the mounting plates, surrounding grooves are formed in the peripheries of the cushion seats, and the surrounding grooves are arranged around the peripheries of the cushion seats; encircle the groove and have annular inner diapire, along direction from bottom to top, inner diapire inclines inwards and arranges, the inside wall of trepanning covers there is the elastic layer, the trepanning cover is established encircle on the groove, the elastic layer is arranged in encircle the inslot, and is supported and is being pressed encircle the inner diapire in groove.

Furthermore, the surrounding groove is provided with an upper annular wall and a lower annular wall positioned below the upper annular wall, the upper annular wall and the lower annular wall are respectively arranged around the periphery of the pad seat, and the surrounding groove is formed by surrounding the upper annular wall, the inner bottom wall and the lower annular wall; the upper surface of mounting panel is supported the last rampart, the lower surface of mounting panel with have the clearance between the rampart down.

Further, the elastic layer has the orientation the medial surface of interior diapire, the medial surface epirelief of elastic layer is equipped with a plurality of butts and is in the protruding rib of interior diapire, the protruding rib is longitudinal arrangement, and is a plurality of the protruding rib along the circumferencial direction of elastic layer encircles and arranges, follows from top to bottom direction, the protruding width of protruding rib crescent.

Furthermore, the data box comprises a box body, a containing cavity is formed in the box body, an overhead plate is arranged at the bottom of the containing cavity, a gap is formed between the overhead plate and the bottom of the containing cavity, and a plurality of through holes are formed in the overhead plate; the data processor, the wireless transmitter and the GPS locator are fixed on the overhead board.

Compared with the prior art, the utility model provides a standard penetration test automatic recording equipment has following advantage:

1) the hammering number of the punching hammer is automatically recorded by adopting a hammering counter, so that errors possibly caused by manual counting in a traditional mode are avoided;

2) the penetration depth of the penetration device is automatically measured by adopting the penetration quantity measuring instrument, so that errors caused by manual marking of the penetration depth in the traditional mode are avoided, and the accuracy of penetration depth measurement is greatly improved;

3) the whole process of the standard injection test can be remotely monitored in real time through the server, and the unchangeable original data are reserved, so that the authenticity of the standard injection test data can be more fully proved by a survey unit;

4) the test data of the whole standard penetration test can be transmitted to the server in real time, technicians and managers can call the test data in real time indoors for analysis, and can communicate with field testers in time after abnormal test data is found, so that the authenticity and reliability of the test and the test data are ensured;

5) the GPS locator is adopted for locating, the standard penetration test is guaranteed to be carried out at the designated position according to the requirements of a task book, and then the project database is automatically input through the server, so that the workload of data input is greatly reduced, errors possibly caused by manual input are avoided, and the automation of the exploration work and the process of exploring data informatization are facilitated.

Drawings

FIG. 1 is a schematic connection diagram of an SPT automatic recording apparatus provided by the present invention;

FIG. 2 is a schematic diagram of the on-site operation of the SPT automatic recording apparatus provided by the present invention;

FIG. 3 is a layout diagram of an automatic recording apparatus for SPT testing provided by the present invention;

FIG. 4 is another layout of the SPT automatic recording apparatus of the present invention;

fig. 5 is a schematic front view of the hammer counter provided by the present invention;

fig. 6 is a schematic front view of a mounting plate provided by the present invention;

fig. 7 is a schematic top view of a data cartridge provided by the present invention;

fig. 8 is a schematic front view of the mat seat surrounding groove provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail 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 are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-8, the preferred embodiment of the present invention is shown.

The automatic recording equipment for the standard penetration test provided by the embodiment is applied to the standard penetration test and automatically records the hammering number and the penetration depth; of course, the method can also be applied to dynamic sounding tests, and is not limited to the application in the embodiment.

Automatic recording equipment for standard penetration test comprises a penetration measuring instrument, a hammering counter 106 and a data box 101, wherein the penetration measuring instrument is used for monitoring the penetration depth of a penetration device penetrating into a test soil layer, and the hammering counter 106 is used for recording the hammering number of the through hammer 102.

The data box 101 is internally provided with a data processor 1015, a wireless transmitter 1014, a GPS locator 1013, a battery and a network antenna 1016, wherein the data processor 1015 is respectively connected with the penetration tester and the hammering counter 106, and is used for receiving and recording the penetration depth of the penetration device and the hammering number of the through hammer 102, and processing the penetration depth, the hammering number and the like; the GPS positioner 1013 plays a role in positioning and positions the hole sites needing the standard penetration test; the data processor 1015 communicates with the server wirelessly or through wires via the wireless transmitter 1014 and the network antenna 1016, so that the server can know the progress and condition of the SPT in real time.

In the actual construction process, the construction steps of the automatic recording equipment for the standard penetration test are as follows:

1) installing a monitor on a construction site, wherein the monitor comprises an injection quantity measuring instrument and a hammering counter 106, the injection quantity measuring instrument is used for monitoring the injection depth of an injection device into a test soil layer, and the hammering counter 106 is used for recording the hammering number of the through hammer 102;

2) the data box 101 is connected to a construction site, a data processor 1015, a wireless transmitter 1014, a GPS (global positioning system) localizer 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 penetration measuring instrument and the hammering counter 106 and is used for receiving and recording the penetration depth of the penetration device and the hammering number of the through hammer 102 and processing the penetration depth, the hammering number and the like; the GPS positioner 1013 plays a role in positioning and positions the hole sites needing the standard penetration test; the data processor 1015 is in wireless or wired communication with the server through the wireless transmitter 1014 and the network antenna 1016, so that the server can know the progress and condition of the standard penetration test in real time;

3) newly building a test borehole, positioning coordinates by a GPS (global positioning system) positioner 1013, and feeding back the coordinates to a server; the server calculates a coordinate set design drilling layout diagram sent back by the GPS positioner 1013 of the data box 101 to obtain a drilling number, and the drilling number can also be manually input;

4) establishing a standard penetration position, and inputting the depth of a starting point of the standard penetration position in the data box 101; the data box 101 feeds back the depth of the initial point of the standard penetration position to the server, and the server clears the hammering number;

5) the punching hammer 102 starts to hammer, and once the punching hammer 102 strikes, the punching hammer 102 can touch the punching counter 106 once, the penetration depth of the penetration meter can be automatically measured, the data processor 1015 collects the hammering number of the punching counter 106 in real time to measure the penetration depth of the penetration meter, and the hammering number accumulated by the punching counter 106 and the penetration depth measured by the penetration meter can be fed back to the server in real time through the data box 101;

6) the punching hammer 102 repeatedly hammers, and when the penetration depth measured by the penetration quantity measuring instrument exceeds 45cm, the data box 101 stops collecting data;

7) and checking whether the hammering number and the penetration depth are reasonable, if not, analyzing the reason, and if so, ending the test.

The automatic recording equipment for the SPT has the following advantages that:

1) the hammering number of the through hammer 102 is automatically recorded by adopting the hammering counter 106, so that errors possibly caused by manual counting in a traditional mode are avoided;

2) the penetration depth of the penetration device is automatically measured by adopting the penetration quantity measuring instrument, so that errors caused by manual marking of the penetration depth in the traditional mode are avoided, the accuracy of 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 injection test can be remotely monitored in real time through the server, and the unchangeable original data are reserved, so that the authenticity of the standard injection test data can be more fully proved by a survey unit;

4) the test data of the whole standard penetration test can be transmitted to the server in real time, technicians and managers can call the test data in real time indoors for analysis, and can communicate with field testers in time after abnormal test data is found, 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 carried out at a designated position according to the requirements of a task book, and the project database is automatically entered through the server, thereby greatly reducing the workload of data entry, avoiding errors possibly caused by manual entry, and contributing to the process of automation of the exploration work and data informatization.

In this embodiment, the hammering counter 106 has a counter 1061 and a pressing spring 1062, wherein the counter 1061 is provided with a counter switch 1064, the counter switch 1064 is located below the piercing hammer 102, one end of the pressing spring 1062 is fixedly connected to the counter 1061, and the other end is tilted upward to form a pressing end, and the pressing end is located above the counter switch 1064; when the piercing hammer 102 is hammered downwards each time, the piercing hammer 102 presses the pressing spring 1062 to deform and move downwards until the pressing spring 1062 presses the counting switch 1064, so as to trigger the counter 1061 to count once, and after the piercing hammer 102 moves upwards, the pressing end of the pressing spring 1062 automatically lifts upwards to reset, so that the operation of automatically recording the hammering number is conveniently realized.

As a further embodiment, the pressing end of the pressing spring 1062 is provided with a pressing roller 1063, when the piercing hammer 102 hammers downward, the piercing hammer 102 presses the pressing roller 1063 to drive it to move downward until the pressing roller 1063 presses against the counting switch 1064, and after the piercing hammer 102 moves upward, the pressing spring 1062 drives the pressing roller 1063 to move upward to reset. In this way, by providing the pressing roller 1063, the whole pressing deformation process can be smoother, and the pressing of the counter switch 1064 is facilitated.

The pad seat 103 is arranged below the penetrating hammer 102, the pad seat 103 is connected with the upper end of the feeler lever 104, and the penetration device is connected with the lower end of the feeler lever 104, so that the penetrating hammer 102 is hammered on the pad seat 103 from top to bottom, and the feeler lever 104 is driven to drive the penetration device to downwards penetrate into a test soil layer.

In this embodiment, the outer side of the pad seat 103 is connected with an installation plate 107 extending outward, the installation plate 107 is arranged horizontally, the hammering counter 106 is installed on the installation plate 107, and the pressing end of the pressing elastic sheet 1062 is tilted upward and protrudes above the pad seat 103, so that when the piercing hammer 102 hammers on the pad seat 103, the pressing end of the pressing elastic sheet 1062 is synchronously driven to deform and move downward.

In this embodiment, the penetration measuring instrument includes the laser range finder 105, and this laser range finder 105 is installed on mounting panel 107, and the laser range finder 105 has the laser emission head of arranging down, and in the standard penetration test, every hammering is once, and the laser emission head then launches automatically, measures the distance change with ground to obtain the penetration depth of penetrating ware penetration test soil layer.

Or, as another embodiment, the penetration measuring instrument includes a rope measuring calculator 108, a pull rope 200 automatically wound in the rope measuring calculator 108 is arranged in the rope measuring calculator 108, the lower end of the pull rope 200 is wound in the rope measuring calculator, and the rope measuring calculator 108 is fixedly arranged; the upper end of the pull rope 200 is connected to the mounting plate 107, so that in the standard penetration test, the pad 103 moves downwards once per hammering, the pull rope 200 can be recovered to a certain length in the rope measurement calculator 108, and the recovered length is penetrated into the penetration depth of the soil layer of the penetration test.

The sleeve 204 is embedded in the drill hole, the fixing rod 206 is arranged on the outer side of the sleeve 204, the rope measurement calculator 108 is fixed on the fixing rod 206, and the pull rope 200 is in a tensioning and tightening state, so that the mounting plate 107 falls down every time along with hammering of the punching hammer 102, the pull rope 200 can be recovered by the rope measurement calculator 108 according to the falling length of the pull rope 200, the data processor 1015 transmits the data of the falling length of the pull rope 200 to the server 100, and then the penetration depth of the penetration test soil layer is calculated.

In this embodiment, the end of the fixing rod 206 is provided with a connecting cylinder 205, the connecting cylinder 205 is provided with a communication hole for communicating with the inside of the sleeve 204, the inner end of the fixing rod 206 is butted against the outer side wall of the connecting cylinder 205, the outer end of the fixing rod 206 extends outwards away from the connecting cylinder 205, and the fixing rod 206 and the communication hole are vertically arranged. The lower portion of the connecting cylinder 205 is inserted into the upper end of the sleeve 204, and the communication hole is in vertically aligned communication with the inside of the sleeve 204.

The inner end of the fixing rod 206 is provided with a downwardly extending elastic clip, which has a clamping gap with the outer sidewall of the connecting cylinder 205, when the lower portion of the connecting cylinder 205 is inserted into the upper end of the sleeve 204, the sidewall of the sleeve 204 is embedded in the clamping gap, and the sleeve 204 is tightly clamped by the elastic clip, thereby stabilizing the position of the fixing rod 206.

Be provided with two trips in the outside of connecting cylinder 205, two trips are the setting that deviates from with foretell tight clearance of clamp, and the upper end fixed connection of two trips is on the lateral wall of connecting cylinder 205, and the lower extreme of two trips inclines to arrange in opposite directions, and back in the sleeve pipe 204 was emboliaed to the lower part of connecting cylinder 205, the lower extreme block of two trips is on the lateral wall of sleeve pipe 204. Because the lower extreme of two trips is the slope arrangement in opposite directions, like this, realizes the chucking to connecting cylinder 205 opposite directions from each other, cooperation elasticity clamping piece for connecting cylinder 205 is connected on sleeve pipe 204 firmly.

In the above-mentioned construction step 6), the data processor 1015 of the data box 101 may automatically splice penetration depths of different times, and calculate the hammering number of the unit penetration depth to be accurate to the decimal point.

Be provided with polychrome pilot lamp on the data box 101, polychrome pilot lamp can correspond according to actual construction situation and light different colours, in construction step 6), when the penetration depth that the measurement of penetration amount appearance obtained exceeded 45cm, data box 101's data processor 1015 then can stop the reading, and polychrome pilot lamp then can light green, and even continue the hammering this moment, data processor 1015 also can not continue the reading.

In this embodiment, the data box 101 includes a box body, the box body has a cavity 1011 therein, 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, the box body is provided with a box cover, so that the data box 101 is in a closed state, and the box cover can be opened to facilitate maintenance or replacement of the components inside the box body.

A data port 1012 is formed in a side wall of the case, the data port 1012 is connected to the data processor 1015, and an external device or the like can be directly connected to the data port 1012 through a data line, thereby realizing data transmission or the like 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 protruded with a convex block, 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 torsional spring.

The movable cover is used for covering 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 after the external force is removed, the movable cover can automatically reset to cover the data port 1012 under the action of the torsion spring.

A plurality of ribs protruding outward are formed on the side wall of the box body, a recessed area is formed between adjacent ribs, the data port 1012 is arranged in the recessed area, and the multi-color indicator light is also arranged in the recessed area.

In addition, the multicolor indicator light and the data port 1012 are wholly sunk in the concave area, so that the data port 1012 or the multicolor indicator light can be prevented from being damaged by the protection of the ribs when the box body is collided.

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 disposed above the overhead plate, and the data processor 1015, the battery, the wireless transmitter 1014 and the GPS locator 1013 are directly fixed to the overhead plate. Thus, even if 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 soaked by the user due to the overhead effect of the overhead plate, and a waterproof effect is achieved.

Specifically, the plurality of through holes are arranged throughout the overhead board, or may be arranged at local positions on the overhead board according to actual needs.

In order to facilitate the operation, a touch screen is formed on the outer surface of the cover, so that data input, processing, and the like can be directly performed to the data processor 1015 through the touch screen in a state that the case is not opened.

The network antenna 1016 is provided with a base 1017, the network antenna 1016 is horizontally arranged in the cavity 1011 of the box body, 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.

Specifically, be provided with the magic subsides on base 1017, base 1017 is dismantled through the laminating mode of magic subsides and is fixed on the inside wall of box body.

In this embodiment, the end of the mounting plate 107 has a sleeve hole 1071, and is sleeved on the periphery of the pad seat 103 through the sleeve hole 1071, and the mounting plate 107 is horizontally arranged; a surrounding groove 1031 is provided at the outer periphery of the pad holder 103, the surrounding groove 1031 has an annular inner bottom wall 1032, the inner bottom wall 1032 is inclined inwardly in the bottom-up direction, the elastic layer 1072 is covered on the inner side wall of the trepan 1071, the trepan 1071 is fitted over the surrounding groove 1031, and the elastic layer 1072 is disposed in the surrounding groove 1031 and pressed against the inner bottom wall 1032 of the surrounding groove 1031. In this way, after the piercing hammer 102 is hammered downwards to press the elastic sheet 1062 to deform and move downwards, the elastic layer 1072 can play a role in buffering, so as to avoid hard collision on the mounting plate 107, and in addition, after the mounting plate 107 is displaced downwards, the mounting plate 107 can be mounted to automatically recover under the action of the elastic layer 1072 and the inner bottom wall 1032 arranged in an inclined manner, so that the relative position between the mounting plate 107 and the pad seat 103 is kept unchanged.

The surrounding groove 1031 has a lower ring wall 1033 and an upper ring wall 1034, the upper ring wall 1034 and the lower ring wall 1033 are disposed around the periphery of the pad 103, the upper ring wall 1034 abuts on the upper end of the inner bottom wall 1032, the lower ring wall 1033 abuts on the lower end of the inner bottom wall 1032, and the surrounding groove 1031 is formed by the surrounding among the upper ring wall 1034, the inner bottom wall 1032 and the lower ring wall 1033.

After the sleeve hole 1071 of the mounting plate 107 is fitted in the surrounding groove 1031, the upper end surface of the mounting plate 107 abuts against the upper annular wall 1034, and a gap is formed between the lower surface of the mounting plate 107 and the lower annular wall 1033, so that it is ensured that the mounting plate 107 has a certain moving space downward under the vibration condition, and of course, after moving downward, the mounting plate 107 automatically moves upward and resets under the action of the inclined inner bottom wall 1032 and the elastic layer 1072.

Elastic layer 1072 has the medial surface towards inner bottom wall 1032, elastic layer 1072's medial surface epirelief is equipped with a plurality of protruding ribs 1073, protruding rib 1073 is longitudinal arrangement, and a plurality of protruding ribs 1073 encircle along elastic layer 1072's circumferencial direction and arrange, along the direction from bottom to top, protruding rib 1073's protruding width increases gradually, thus, after the cover encircles the ring when trepanning 1071 cover, on diapire 1032 including protruding rib 1073 butt, protruding rib 1073 then can produce the ascending effort of drive mounting panel 107, make the upper surface butt of mounting panel 107 on last anchor face.

In this embodiment, the elastic piece is embedded in the projecting rib 1073, and the elastic piece extends along the length direction of the projecting rib 1073, and the lower part of the elastic piece is curved, so that the elastic force of the projecting rib 1073 can be ensured to be larger, and the driving mounting plate 107 which can be better moves upward.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The automatic recording equipment for the standard penetration test is characterized by comprising a penetration measuring instrument, a hammering counter and a data box, wherein the penetration measuring instrument is used for measuring the penetration depth of a penetration device penetrating into a test soil layer, and the hammering counter is used for recording the hammering number of the through hammer; the data box is internally provided with a data processor, a wireless transmitter, a GPS (global positioning system) positioner and a network antenna, the data processor is respectively connected with an injection quantity measuring instrument and a hammering counter, acquires the injection depth measured by the injection quantity measuring instrument and the hammering number recorded by the hammering counter, and the data processor is in wireless communication with the server through the wireless transmitter and the network antenna; and the GPS positioner positions the coordinates and feeds the coordinates back to the server.

2. The automatic recording equipment of claim 1, wherein the hammering counter comprises a counter and a pressing spring plate, the counter is provided with a counting switch, the counting switch is positioned below the piercing hammer, one end of the pressing spring plate is fixedly connected to the counter, and the other end of the pressing spring plate is tilted upwards to form a pressing end positioned above the counting switch; when the punching hammer blows the cushion seat downwards, the punching hammer supports and presses the supporting end of the supporting elastic sheet to move downwards and support and press the counting switch, the counter automatically counts once, the penetration depth of the penetration amount measuring instrument automatically measures the penetration depth of the penetration device, and when the punching hammer moves upwards, the supporting end of the supporting elastic sheet automatically tilts upwards to reset.

3. The automatic recording equipment for the SPT of claim 2, wherein the pressing end of the pressing spring plate is provided with a pressing roller, and when the punching hammer is hammering downwards, the pressing roller moves downwards and presses the counting switch.

4. The automatic recording equipment of claim 2, wherein a horizontally arranged mounting plate is connected to the outer side of the pedestal, the hammering counter is mounted on the mounting plate, and the abutting end of the abutting elastic sheet is raised upwards and protrudes above the pedestal.

5. The SPT Automation recording apparatus of claim 4, wherein the penetration tester comprises a laser rangefinder mounted on the mounting plate; the laser range finder is provided with a laser emitting head arranged downwards; when the penetrating hammer is hammered once, the laser emitting head automatically emits once to measure the distance change with the ground, and the penetration depth of the penetrating device penetrating into the soil layer of the test is obtained.

6. The automatic recording device for the SPT of claim 4, wherein the penetration tester comprises a rope measuring calculator, the rope measuring calculator is provided with a pull rope which is automatically rolled up, the rope measuring calculator is fixedly connected to the mounting plate, and the lower end of the pull rope is fixedly arranged; when the punching hammer is hammered once, the mounting plate moves downwards, the pull rope automatically recovers a certain length to the rope measurement calculator, and the recovered length of the pull rope is the penetration depth of the penetration device into the test soil layer.

7. The automatic recording apparatus for the SPT according to any one of claims 4 to 6, wherein the mounting plate is provided at an end thereof with a trepan boring, and the pedestal is provided at an outer circumference thereof with a surrounding groove disposed around the outer circumference thereof; encircle the groove and have annular inner diapire, along direction from bottom to top, inner diapire inclines inwards and arranges, the inside wall of trepanning covers there is the elastic layer, the trepanning cover is established encircle on the groove, the elastic layer is arranged in encircle the inslot, and is supported and is being pressed encircle the inner diapire in groove.

8. The SPT Automation recording apparatus of claim 7, wherein the surrounding groove has an upper annular wall and a lower annular wall located below the upper annular wall, the upper annular wall and the lower annular wall are respectively disposed around the periphery of the pad, and the surrounding groove is formed by the upper annular wall, the inner bottom wall and the lower annular wall; the upper surface of mounting panel is supported the last rampart, the lower surface of mounting panel with have the clearance between the rampart down.

9. The automatic recording device for the SPT of claim 7, wherein the elastic layer has an inner side surface facing the inner bottom wall, the inner side surface of the elastic layer is convexly provided with a plurality of protruding ribs abutting against the inner bottom wall, the protruding ribs are arranged longitudinally, the plurality of protruding ribs are arranged circumferentially along the elastic layer, and the protruding width of the protruding ribs gradually increases along the upward direction.

10. The automatic recording equipment for the SPT according to any one of claims 4 to 6, wherein the data box comprises a box body, a cavity is arranged in the box body, an overhead plate is arranged at the bottom of the cavity, a gap is arranged between the overhead plate and the bottom of the cavity, and a plurality of through holes are arranged in the overhead plate; the data processor, the wireless transmitter and the GPS locator are fixed on the overhead board.