CN209816810U - Fixing structure of laser instrument for monitoring penetration depth - Google Patents

Abstract

The utility model relates to the technical field of standard penetration test, and discloses a fixed structure of a laser instrument for monitoring penetration depth, which comprises a connecting rod connected between a pad seat and a feeler lever, a mounting frame connected on the connecting rod, a laser reflecting plate, a mounting seat and a laser instrument positioned below the mounting frame, wherein the laser reflecting plate is connected on the mounting frame and is arranged downwards; the mounting seat is fixed on the ground, the laser instrument is mounted on the mounting seat and provided with a laser emitting head which is arranged upwards, and the laser reflecting plate reflects laser emitted by the laser emitting head; through connecting the mounting bracket on the connecting rod to the mounting bracket can be along with the connecting rod removes, connects the laser reflex board on the mounting bracket, through fixing at the laser appearance of installing on subaerial mount pad, the laser that the laser emission head sent passes through the laser reflex board and reflects to the laser appearance in, thereby monitoring penetration depth that can be accurate, simple structure.

Description

Fixing structure of laser instrument for monitoring penetration depth

Technical Field

The patent of the utility model relates to a standard penetration test's technical field particularly, relates to the fixed knot of monitoring penetration depth's laser instrument constructs.

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.

To the defect that above-mentioned manual monitoring exists, at present, also adopt some automatic monitoring's component, like laser instrument etc. to monitor the penetration depth of penetrating ware to reach the purpose of automatic monitoring penetration depth, however, in practical application, need adopt fixed knot to construct and install the laser instrument, fixed knot constructs the problem that there is the structure complicacy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed knot of monitoring depth of penetration's laser appearance constructs, aims at solving prior art for there is the problem that the structure is complicated in the fixed knot structure of installation laser appearance.

The utility model discloses a realize like this, the fixed knot of laser instrument of monitoring penetration depth constructs, including the connecting rod of connection between backing block and feeler lever, the mounting bracket of connection on the connecting rod, laser reflecting plate, mount pad and the laser instrument that is located the mounting bracket below, laser reflecting plate connects on the mounting bracket, and arranges down; the laser device comprises a mounting seat, a laser instrument and a laser reflection plate, wherein the mounting seat is fixed on the ground, the laser instrument is installed on the mounting seat and provided with a laser emitting head which is arranged upwards, and the laser reflection plate reflects laser emitted by the laser emitting head.

Furthermore, be connected with the installation pole of longitudinal arrangement on the mount pad, be equipped with on the installation pole along the removal dish that the installation pole reciprocated, the removal dish is the level form and arranges, the laser instrument is connected on the removal dish.

Further, be equipped with sunken and upper end open-ended mounting groove down on the removal dish, the laser instrument is arranged in the mounting groove.

Further, the bottom of the mounting seat extends downwards to form a plurality of pins which are arranged longitudinally and are inserted into the ground.

Furthermore, the pin is connected with a pressing thread in a threaded manner, and the pressing nut presses against the ground.

Further, the mounting rack 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 laser reflecting plate is connected to the lower connecting section and is arranged opposite to the laser emitting head of the laser instrument.

Furthermore, a transverse cylinder is arranged on the outer side of the connecting rod, and the inner end of the transverse rod penetrates through the transverse cylinder and is in threaded connection with the transverse cylinder.

Furthermore, 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.

Furthermore, a connector is arranged on the upper connecting section of the longitudinal rod in a penetrating mode, and the connector is in threaded connection with the upper connecting section; an elastic supporting rod is obliquely 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 elasticity vaulting pole are solid form respectively, form solid section and lower solid section, the middle part of elasticity vaulting pole is the fretwork form, forms the fretwork section, be formed with the fretwork region in the fretwork section, the fretwork region extends along the length direction of elasticity vaulting pole and arranges.

Compared with the prior art, the utility model provides a fixed knot of monitoring penetration depth's laser instrument constructs through connecting the mounting bracket on the connecting rod to the mounting bracket can be along with the connecting rod removes, connects the laser reflex board on the mounting bracket, through fixing at the laser instrument of installing on subaerial mount pad, and the laser that the laser emission head sent passes through the laser reflex board and reflects to the laser instrument in, thereby monitoring penetration depth that can be accurate, simple structure.

Drawings

FIG. 1 is a schematic diagram of the connection of a SPT recording device based on sensor and laser measurement provided by the present invention;

FIG. 2 is a schematic diagram of the on-site construction of the SPT recording apparatus based on the sensor and laser measurement provided by the present invention;

FIG. 3 is a schematic front view of the connection rod, the pad, the feeler lever, and the piercing hammer according to 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 the mounting base provided by the present invention;

fig. 6 is a schematic front view of an inductor according to the present invention;

fig. 7 is a schematic top view of a data box 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. 1-7, the preferred embodiment of the present invention is shown.

The recording equipment for the standard penetration test based on the sensor and the laser measurement 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.

In actual construction, the lower end of the feeler lever is connected with a penetration device, the upper end of the feeler lever is connected with a connecting rod 109, the connecting rod 109 is connected with a pad 103, and a penetrating hammer is arranged above the pad 103, so that the pad 103 is hammered from top to bottom by the penetrating hammer to drive the penetration device to penetrate into a test soil layer downwards. The connecting rod 109 is screwed with the pad 103 and the feeler lever, thus facilitating the mounting and dismounting of the connecting rod 109.

Standard penetration test recording equipment based on inductor and laser measurement, including mounting bracket 200, laser instrument 305, inductor 106 and data box 101, wherein, mounting bracket 200 fixed connection connecting rod 109's the outside, inductor 106 connects on mounting bracket 200, and is in the outside of base 103, inductor 106 is used for responding to the number of times that its preceding certain distance within range removed the object and passed, that is to say, this inductor 106 is used for responding to the number of times that the punching hammer falls and rises, the punching hammer falls and rises respectively once, the number of hammering that counts the punching hammer is the number of one-time mark penetration, realize from this that the number of hammering of punching hammer measures.

The laser instrument 305 is arranged below the mounting frame 200, and has a laser emitting head arranged upwards, and a laser reflecting plate arranged downwards is arranged on the mounting frame 200, so that laser emitted by the laser emitting head irradiates on the laser reflecting plate, and the laser reflecting plate reflects the laser to the laser emitting head, thereby realizing the measurement of the penetration depth of the penetration device.

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 laser 305 and the sensor 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 100 wirelessly or through a wireless transmitter 1014 and a network antenna 1016, so that the server 100 can know the progress and condition of the SPT 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 a penetration device penetrating into a test soil layer, and the inductor 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 laser 305 and the sensor 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 performs wireless or wired communication with the server 100 through 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 building a test borehole, positioning coordinates by a GPS (global positioning system) positioner 1013, and feeding back the coordinates to the server 100; the server 100 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, or manually inputs the drilling number;

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 100, and the server 100 clears the hammering number;

5) the punching hammer 102 starts to punch, and once the punching hammer 102 touches the sensor 106, the laser instrument 305 automatically measures the penetration depth of the punching machine, the data processor 1015 collects the number of the hammering of the sensor 106 in real time and the penetration depth measured by the laser instrument 305, and the number of the hammering accumulated by the sensor 106 and the penetration depth measured by the laser instrument 305 are fed back to the server 100 through the data box 101 in real time;

6) the punching hammer 102 repeatedly hammers, and when the penetration depth measured by the laser instrument 305 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 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 penetration depth of the penetration device is automatically measured by the laser instrument 305, so that errors caused by manual carving of the penetration depth in the traditional mode are avoided, the measurement accuracy of the penetration depth 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 remotely monitored in real time through the server 100, and the unchangeable original data are reserved, so that the authenticity of the standard penetration test data can be more fully proved by an investigation unit;

4) the test data of the whole standard penetration test can be transmitted to the server 100 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 specified position according to the requirements of a task book, and 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 contributing to the process of automation of the exploration work and data informatization.

In this embodiment, the sensor 106 may be various types of sensors, such as a photoelectric sensor in the prior art, as long as it can be used to monitor the number of times the piercing hammer falls and rises.

This embodiment has still provided the fixed knot of monitoring penetration depth's laser instrument to construct, it includes connecting rod 109, mounting bracket 200, laser reflector 209, mount pad 300 and laser instrument 305, wherein, connecting rod 109 is connected between feeler lever 104 and base 103, mounting bracket 200 is connected on connecting rod 109, laser reflector 209 is connected on mounting bracket 200, and arrange down, mount pad 300 is fixed subaerial, be located mounting bracket 200's below, and have the laser emission head of arranging up, thus, the laser that sends through the laser emission head, shine on laser reflector 209, laser reflector 209 then reflects laser to in the laser emission head, thereby realize the measurement to penetration depth.

Above-mentioned monitoring penetration depth's laser instrument's that provides fixed knot constructs through connecting mounting bracket 200 on connecting rod 109 to mounting bracket 200 can be along with connecting rod 109 removes, connects laser reflecting plate 209 on mounting bracket 200, through fixing at the laser instrument 305 of installing on subaerial mount pad 300, and the laser that the laser emission head sent passes through laser reflecting plate 209 reflection to laser instrument 305 in, thereby monitoring penetration depth that can be accurate, simple structure.

The fixed structure of the laser for monitoring penetration depth is applied to the standard penetration test recording device based on the sensor and the laser measurement in this embodiment, and of course, the fixed structure is not limited to the application in this embodiment, and it can also be applied to any other device that needs to monitor penetration depth.

In this embodiment, the mounting base 300 is fixedly mounted on the ground, the mounting base 300 is connected with a mounting rod 302 which is longitudinally arranged, the mounting rod 302 is provided with a movable plate 304, the movable plate 304 is horizontally arranged and can move up and down along the mounting rod 302, the laser device 305 is mounted on the movable plate 304, and the position of the movable plate 304 on the mounting rod 302 can be adjusted according to actual needs.

The movable plate 304 has a mounting groove 303 recessed downward and having an open upper end, the laser device 305 is mounted in the mounting groove 303, and the laser emitting head is exposed at the open upper end of the mounting groove 303.

In this embodiment, a plurality of pins 301 arranged longitudinally extend downward from the bottom of the mounting base 300, so that when the mounting base 300 is mounted, the mounting base 300 can be fixed by directly inserting the pins 301 into the ground.

The base pin 301 is connected with a pressing nut in a threaded manner, so that the pressing nut can move up and down along the base pin 301 through rotation, and after the mounting base 300 is fixed, the pressing nut presses on the ground through rotation, so that when the mounting base 300 is inclined and the like due to vibration or other reasons, the mounting base 300 can be adjusted by adjusting the insertion depth of the base pin 301 and rotating the nut, and the mounting base 300 can be further fixed.

The mounting frame 200 comprises a transverse bar 202, the inner end of the transverse bar 202 is connected with the connecting bar 109, the outer end of the transverse bar 202 extends outwards away from the connecting bar 109, and the outer end of the transverse bar 202 is connected with a longitudinal bar 203, the upper end of the longitudinal bar 203 extends upwards to form an upper connecting section, and the lower end of the longitudinal bar 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 cushion seat 103, and the inductor 106 is connected on the fixing plate 206 and arranged towards the cushion seat 103; the laser reflection plate 209 is connected to the lower connection section, and is disposed horizontally downward, and is disposed opposite to the laser emitting head of the laser device 305 disposed below the mounting frame 200.

In this embodiment, a transverse cylinder 201 is disposed outside the connecting rod 109, and an inner end of the transverse rod 202 is inserted into the transverse cylinder 201 and is in threaded connection with the transverse cylinder 201, so that the transverse cylinder 201 can move transversely relative 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 arranged in the longitudinal cylinder 204 in a penetrating way, the outer end of the transverse rod 202 is connected with the middle part of the longitudinal cylinder 204 in a threaded way, and thus, the longitudinal cylinder 204 can be moved relative to the transverse rod 202 by rotating the longitudinal cylinder 204.

The longitudinal rod 203 is arranged in the longitudinal cylinder 204 in a penetrating mode, the upper connecting section penetrates through the top of the longitudinal cylinder 204 and extends to the upper side of the longitudinal cylinder 204, the lower connecting section penetrates through the bottom of the longitudinal cylinder 204 and extends to the lower side of the longitudinal cylinder 204, and the longitudinal rod 203 and the longitudinal cylinder 204 are in threaded connection, so that the longitudinal rod 203 can adjust the up-and-down movement of the upper connecting section and the lower connecting section through rotation relative to the longitudinal cylinder 204.

In this way, since the transverse rod 202 is respectively screwed with the connecting rod 109 and the longitudinal cylinder 204, and the longitudinal rod 203 is screwed with the longitudinal cylinder 204, the distance of the longitudinal rod 203 relative to 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 of the inductor 106 relative to the pad 103 can be adjusted and the up and down position can be adjusted.

In this embodiment, the upper connection section of the longitudinal rod 203 is provided with a connector 207 in a penetrating manner, and the connector 207 is in threaded connection with the upper connection section and can move up and down relative to the upper connection section of the longitudinal rod 203 through rotation. A transversely arranged screw rod is arranged between the fixing plate 206 and the connecting head 207, and two ends of the screw rod are respectively and correspondingly in threaded connection with the fixing plate 206 and the connecting head 207. In this way, the fixing plate 206 can then adjust the distance relative to the longitudinal rod 203.

In the preferred embodiment, two transverse rods 202 are provided, and the two transverse rods 202 are arranged in parallel up and down, but of course, one transverse rod 202 or more than two transverse rods 202 may be provided, depending on the actual requirement.

In order to reduce the vibration of the sensor 106 of the fixing plate 206 and prevent the fixing plate 206 from deviating too much toward the pad 103 when the piercing hammer strikes the sensor 106 in the process of hammering the pad 103, in this embodiment, an elastic support rod 205 is disposed between the transverse cylinder 201 and the connecting head 207, the elastic support rod 205 is disposed in an inclined manner, the upper end of the elastic support rod 205 is connected to the connecting head 207, and the lower end of the elastic support rod is connected to the transverse cylinder 201, so that the elastic support rod 205 plays a role of inclined support, and in the process of vibration, the elastic support rod 205 has an elastic deformation function, so that the effects of reducing vibration and automatically resetting can be achieved.

In this embodiment, the upper portion and the lower portion of the elastic supporting rod 205 are respectively solid, and an upper solid section and a lower solid section are formed, the middle portion of the elastic supporting rod 205 is hollow, and a hollow section is formed, and a hollow area is formed in the hollow section, and the hollow area extends along the length direction of the elastic supporting rod 205, so that the elastic supporting capability of the elastic supporting rod 205 is stronger by the solid section and the hollow section.

Specifically, the fretwork section has two interval arrangement's side strip, encloses between two side strips and closes and form foretell fretwork region, and the upper end of two side strips is gathered and is connected on last solid section, and the lower extreme of two side strips is gathered and is connected on solid section down, and two side strips be the arc strip form and arrange, and the direction that deviates from the fretwork region is outwards salient, strengthens elastic stay 205's elastic deformation ability greatly.

In this embodiment, the connecting head 207 and the outer circumference of the transverse cylinder 201 are respectively sleeved with a fixing ring 208, and the ends of the elastic support rods 205 are respectively fixedly connected with the fixing rings 208.

The middle portion of the fixing ring 208 is provided with an annular groove extending around the circumferential direction of the fixing ring 208, and the end portion of the elastic stay 205 is fixedly connected with an embedded ring embedded and fixed in the annular groove, so that the connection between the elastic stay 205 and the fixing ring 208 is more stable.

In addition, the inner surface of the insert ring connected to the upper end of the elastic stay 205 is provided with an inclined protrusion which is inclined upward and elastically pressed against the bottom of the annular groove, so that the driving force applied to the connecting head 207 to deviate from the shoe 103 can better prevent the longitudinal rod 203 from inclining toward the shoe 103 when the shoe 103 is hammered downward by the hammer.

The outer circumference of the inductor 106 is provided with an external thread, and two fixing nuts 1061 are sleeved on the outer circumference of the inductor 106. The inductor 106 is inserted into the fixing plate 206 and pressed against both sides of the fixing plate 206 by the fixing nut 1061, thereby fixedly connecting the inductor 106 to the fixing plate 206.

The fixing plate 206 is provided with a through hole for the inductor 106 to pass through, the through hole is arranged in a strip shape and extends transversely, when the inductor 106 passes through the through hole, the side wall of the through hole is abutted to the inductor 106 from top to bottom, and a gap is formed between the side edge of the inductor 106 and the side wall of the through hole, so that in a vibration environment, even if the inductor 106 is loosened, the inductor 106 can only transversely move along the through hole without moving up and down, and the measurement of the inductor 106 is not influenced.

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 laser instrument 305 measured and obtained exceeded 45cm, data processor 1015 of data box 101 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.

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 fixing structure of the laser instrument for monitoring the penetration depth is characterized by comprising a connecting rod connected between a cushion seat and a touch probe rod, an installation frame connected to the connecting rod, a laser reflection plate, an installation seat and the laser instrument positioned below the installation frame, wherein the laser reflection plate is connected to the installation frame and arranged downwards; the laser device comprises a mounting seat, a laser instrument and a laser reflection plate, wherein the mounting seat is fixed on the ground, the laser instrument is installed on the mounting seat and provided with a laser emitting head which is arranged upwards, and the laser reflection plate reflects laser emitted by the laser emitting head.

2. The structure of claim 1, wherein the mounting base is connected to a mounting rod arranged in a longitudinal direction, the mounting rod is provided with a moving plate which moves up and down along the mounting rod, the moving plate is arranged in a horizontal direction, and the laser instrument is connected to the moving plate.

3. The structure of claim 2, wherein the movable plate has a mounting groove recessed downward and opened at its upper end, and the laser device is disposed in the mounting groove.

4. The laser penetration depth monitor fixing structure of claim 1, wherein a plurality of pins arranged longitudinally extend downward from the bottom of the mounting base, and the pins are inserted into the ground.

5. The laser instrument fixing structure for monitoring penetration depth according to claim 4, wherein the pin is screwed with a pressing screw, and the pressing nut is pressed against the ground.

6. The fixation structure of a laser instrument for monitoring penetration depth according to any one of claims 1 to 5, wherein the mounting bracket includes a transverse bar, an inner end of the transverse bar being connected to the connecting bar, an outer end of the transverse bar extending outward away from the connecting bar; 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 laser reflecting plate is connected to the lower connecting section and is arranged opposite to the laser emitting head of the laser instrument.

7. The structure of claim 6, wherein the lateral tube is disposed outside the connecting rod, and the inner end of the rod is inserted into the lateral tube and is threaded into the tube.

8. The structure of claim 7, wherein the outer end of the transverse rod is provided with a longitudinal cylinder, the longitudinal rod is inserted into the longitudinal cylinder, the upper connecting section passes through the top of the longitudinal cylinder and extends above the longitudinal cylinder, the lower connecting section passes through the bottom of the longitudinal cylinder and extends below the longitudinal cylinder, and the longitudinal rod is in threaded connection with the longitudinal cylinder.

9. The structure of claim 8, wherein the upper connection section of the longitudinal rod is provided with a connector in a penetrating manner, and the connector is in threaded connection with the upper connection section; an elastic supporting rod is obliquely 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.

10. The structure of claim 9, wherein the upper and lower portions of the elastic stay are respectively solid to form an upper solid section and a lower solid section, the middle portion of the elastic stay 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.