CN113295458B

CN113295458B - Surveying equipment and surveying method for geological survey

Info

Publication number: CN113295458B
Application number: CN202110587410.0A
Authority: CN
Inventors: 戴跃华; 操建峰; 余列强; 邓美姣; 李春裕; 李燕; 陈泽雄; 陈玉; 蔡亮平; 张凯; 程炼辉; 黄美霞
Original assignee: Guangdong Yueyuan Engineering Consulting Co ltd
Current assignee: Guangdong Yueyuan Engineering Consulting Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-03-15
Anticipated expiration: 2041-05-27
Also published as: CN113295458A

Abstract

The utility model belongs to the technical field of a geological survey's technique and specifically relates to a geological survey is with surveying equipment and survey method is related to, it includes and is provided with drilling mechanism on base, the base, and drilling mechanism is connected with the drive mechanism who is used for driving drilling mechanism drilling, drilling mechanism is including boring a section of thick bamboo and the drill bit of installation bore section of thick bamboo lower extreme, the inside of boring a section of thick bamboo is provided with the sample connection, and a drill section of thick bamboo is run through to sample connection one end, and the other end is connected with the fan of giving vent to anger through first connecting pipe, the one end lateral wall position that the sample connection kept away from in first connecting pipe is connected with air inlet fan through the second connecting pipe. This application has the effect of collecting the sand type soil of sample fast.

Description

Surveying equipment and surveying method for geological survey

Technical Field

The present application relates to the field of geologic survey technology, and more particularly, to a survey apparatus and a survey method for geologic survey.

Background

Geological surveying is a geological investigation work carried out to find out geological factors affecting engineering buildings, the geological factors to be surveyed include geological structures, landforms, hydrogeological conditions, and the physical and mechanical properties of soil and rocks, and soil sampling is required in the geological surveying, and the sampling is mainly carried out to provide samples for soil identification and indoor tests.

The utility model discloses a survey equipment is used in geological survey is disclosed in the patent document of grant publication No. CN109596386B, be connected with drive mechanism on base, the base, drive mechanism's inside joint has drilling mechanism, and fixed surface is connected with extraction mechanism on the base, and extraction mechanism includes draught fan and expansion hose, drilling mechanism includes spiral shell section of thick bamboo, transfer line and diamond segment, the inside threaded connection diamond segment of spiral shell section of thick bamboo, and the bottom of diamond segment runs through the spiral shell section of thick bamboo and extends to the below of spiral shell section of thick bamboo, diamond segment and transfer line fixed connection, the upper surface of diamond segment has been seted up and has been held the groove, and the input fixed connection expansion hose of draught fan, the one end that the draught fan was kept away from to the expansion hose extend to the inside of spiral shell section of thick bamboo, can take out the husky type soil that holds the inslot collection through the work of draught fan, make soil sampling efficiency improve.

But the one end distance drill block that flexible hose kept away from with the draught fan among the above-mentioned structure holds the groove far away, holds the sand type soil of inslot collection and is difficult to collect.

Disclosure of Invention

In order to quickly collect sand-type soil for sampling, the application provides a survey device for geological survey.

The application provides a geologic survey is with surveying equipment adopts following technical scheme:

the utility model provides a geological survey is with surveying equipment, is provided with drilling mechanism on base, the base, and drilling mechanism is connected with the drive mechanism who is used for driving drilling mechanism drilling, drilling mechanism is including boring a section of thick bamboo and the drill bit of installation drill section of thick bamboo lower extreme, the inside of boring a section of thick bamboo is provided with the sample connection, and a drill section of thick bamboo is run through to sample connection one end, and the other end is connected with the fan of giving vent to anger through first connecting pipe, the sample connection is kept away from in the one end lateral wall position of first connecting pipe and is connected with air inlet fan through the second connecting pipe.

Through adopting above-mentioned technical scheme, during the use, drive mechanism drives drilling mechanism, makes a bore section of thick bamboo and drill bit drill hole to ground, and when reaching required degree of depth, the one end of sample head stretches out in following a bore section of thick bamboo, takes out husky type soil to the position at place, and the husky type soil that enters into in the sample head is bloied and is given vent to anger the fan and by the interior convulsions of sample head in air intake fan to the sample head, and the husky type soil that makes the sample obtain can be taken out fast from the inside of sample head and collect.

Preferably, the drill bit is connected with the drill barrel in a sliding mode along the length direction of the drill barrel, a first sampling hole for installing a sampling head is formed in the side wall of the drill barrel, a second sampling hole is formed in the position, opposite to the first sampling hole, of the drill bit, and a lifting device for driving the drill bit to slide relative to the drill barrel is connected to the drill bit.

Through adopting above-mentioned technical scheme, offer the thief hole one on the lateral wall of boring a section of thick bamboo, offered the thief hole two on the drill bit, when the drill bit removed for boring a section of thick bamboo, made the thief hole two when corresponding with the thief hole, made things convenient for the sample head to stretch out by thief hole one and thief hole two and take a sample, then can protect the sample head when thief hole one and thief hole two misplace each other.

Preferably, the sampling head comprises an outer barrel and an inner barrel, the outer barrel is communicated with a first connecting pipe, a sleeve is sleeved on the side wall of the inner barrel, an air chamber is formed between the inner wall of the middle of the sleeve and the outer wall of the inner barrel, a through hole communicated with the air chamber is formed in the side wall of the inner barrel, a second connecting pipe is communicated with the air chamber, a spring is arranged inside the outer barrel, one end of the spring is abutted to the inner barrel, and the other end of the spring is abutted to the outer barrel.

Through adopting above-mentioned technical scheme, in the urceolus was inserted to the one end of inner tube to be provided with the spring of butt on the inner tube in the urceolus, make the spring can produce the effort to the direction of thief hole two to the inner tube, and then be convenient for the inner tube and stretch out in the urceolus and take a sample.

Preferably, the area of the end face of the inner cylinder at one end in the outer cylinder is smaller than the area of the end face of the inner cylinder at one end far away from the outer cylinder.

By adopting the technical scheme, after the air outlet fan is turned off, air pressure is formed inside the inner cylinder by the air inlet fan, and when the air pressure acts on two end surfaces of the inner cylinder, the inner cylinder can be contracted into the outer cylinder by the pressure difference at two ends of the inner cylinder, so that the inner cylinder can be conveniently retracted into the drilling cylinder.

Preferably, elevating gear is including rotating screw rod, support, actuating lever and being used for driving actuating lever pivoted power spare, the support sets up in boring a section of thick bamboo, and the lower extreme that rotates the screw rod rotates to be connected on the drill bit, rotates the middle part and the support threaded connection of screw rod to many arriss holes have been seted up to the inside of rotating the screw rod, and the lower extreme sliding fit of actuating lever inserts in many arriss holes.

Through adopting above-mentioned technical scheme, when the power part drove the rotation screw rod and rotates, rotate the screw rod and rotate for the support to rotate the screw rod and can remove the position of drill bit along the direction of boring a section of thick bamboo, conveniently correspond sampling hole two on the drill bit with the sampling hole one on boring a section of thick bamboo.

Preferably, the upper end of boring a section of thick bamboo is provided with the distribution dish, and the distribution dish includes rolling disc and fixed disk, and the rolling disc cooperates the air inlet ring groove and the annular of giving vent to anger that form mutual isolation with the fixed disk relatively, the end of giving vent to anger of air intake fan connect on the fixed disk and with air inlet ring groove intercommunication, the air inlet end of the fan of giving vent to anger connect on the fixed disk and with the annular intercommunication of giving vent to anger, the rolling disc is coaxial to be fixed on boring a section of thick bamboo.

Through adopting above-mentioned technical scheme, form air inlet ring groove and the annular of giving vent to anger between rolling disc and the fixed disk, air inlet fan all is connected with the fixed disk with the fan of giving vent to anger to can make air inlet fan and the fan of giving vent to anger keep connecting at the in-process of taking a sample, reduce the trouble of installation.

Preferably, the upper end of the drilling barrel is provided with a pressing device, the pressing device comprises a pressing cover and a hydraulic cylinder, the pressing cover comprises an upper pressing transparent cover and a lower pressing transparent cover which are connected with each other, and the hydraulic cylinder is fixed on the lower pressing transparent cover and connected with the base.

Through adopting above-mentioned technical scheme, go up to press to pass through the lid and pass through lid interconnect and install the upper end of boring a section of thick bamboo with pushing down, pneumatic cylinder work can produce decurrent effort to boring a section of thick bamboo, makes to bore a section of thick bamboo more convenient and high-efficient when drilling.

Preferably, a locking screw is arranged between the upper pressure transparent cover and the lower pressure transparent cover, the air distribution disc is arranged in the upper pressure transparent cover and the lower pressure transparent cover, and the locking screw is used for relatively extruding the rotating disc and the fixed disc by screwing the upper pressure transparent cover and the lower pressure transparent cover.

Through adopting above-mentioned technical scheme, go up to press to pass through to cover and set up locking screw between pressing down to pass through to cover, when screwing up locking screw, go up to press to pass through to cover and press down to pass through to cover and extrude relatively, make between rolling disc and the fixed disk mutual extrusion, can improve the leakproofness, when loosening locking screw, loosen rolling disc and fixed disk, make things convenient for rolling disc and fixed disk relative rotation.

Preferably, the transmission mechanism comprises a driving belt wheel, a driven belt wheel, a transmission belt and a driving motor, the driving motor is fixed on the base, the driving belt wheel is coaxially fixed on the driving motor, a sliding groove is formed in the outer side wall of the drilling barrel, the driven belt wheel is coaxially connected to the drilling barrel, a convex block matched with the sliding groove is arranged on the driven belt wheel, and the driven belt wheel is in transmission connection with the driving belt wheel through the transmission belt.

Through adopting above-mentioned technical scheme, when driving motor drove driving pulley and rotates, driving pulley passes through driving belt and drives driven pulley, and then driven pulley can drive driving pulley and rotate, and then makes the drill barrel drill.

In order to quickly collect sampled sand-type soil, the application provides a surveying method for geological surveying.

The application provides a surveying method for geological survey, which adopts the following technical scheme:

a surveying method for geological survey comprises inserting one end of a sampling head into sand-shaped soil, supplying air into the sampling head through an air inlet fan, and exhausting air from the sampling head through an air outlet fan at one end of the sampling head far away from the sand-shaped soil.

Through adopting above-mentioned technical scheme, in the one end of sample head inserted husky type soil, then sent into the sample head air current by the air inlet fan to bleed by giving vent to anger the fan and by in the sample head, and then make husky type soil can flow out fast under the effect of air current and collect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the drill bit reaches the required depth, one end of the sampling head extends out of the drill cylinder, the sand-type soil entering the sampling head is blown into the sampling head by the air inlet fan, and the air outlet fan sucks air from the sampling head, so that the sand-type soil obtained by sampling can be quickly collected;

2. when the second sampling hole corresponds to the second sampling hole by moving the drill bit relative to the drill cylinder, the sampling head can be conveniently extended out of the first sampling hole and the second sampling hole for sampling, and the sampling head can be protected when the first sampling hole and the second sampling hole are staggered with each other;

3. the air pressure is formed in the inner cylinder through the air inlet fan, when the air pressure acts on two end faces of the inner cylinder, the pressure difference between the two ends of the inner cylinder can enable the inner cylinder to be contracted into the outer cylinder, and the inner cylinder can be conveniently retracted into the drilling cylinder.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of a full-section configuration of an embodiment of the present application;

FIG. 3 is an exploded view of a drilling mechanism according to an embodiment of the present application;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

Description of reference numerals: 1. a base; 11. a circular hole; 2. a transmission mechanism; 21. a driving pulley; 22. a driven pulley; 221. a bump; 23. a drive belt; 24. a drive motor; 3. a drilling mechanism; 31. drilling a barrel; 311. a chute; 312. a vertical slot; 32. a drill bit; 321. a rib; 4. a drawing mechanism; 41. a sampling head; 411. an outer cylinder; 412. an inner barrel; 42. a gas distribution plate; 421. rotating the disc; 422. fixing the disc; 43. a gas source assembly; 431. an air intake fan; 432. an air outlet fan; 44. an air inlet ring groove; 45. an air outlet ring groove; 5. supporting legs; 51. erecting a rod; 52. helical leaves; 53. a bolt; 6. a pressing device; 61. a gland; 611. pressing the transparent cover upwards; 612. pressing the transparent cover; 613. locking the screw rod; 614. an outer edge; 615. a ball bearing; 62. a hydraulic cylinder; 7. a lifting device; 71. rotating the screw; 72. a support; 73. a drive rod; 74. a power member; 75. a multi-edged hole; 81. a first sampling hole; 82. a second sampling hole; 91. a first connecting pipe; 92. a spring; 93. a sleeve; 94. an air chamber; 95. a through hole; 96. a second connecting pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses survey equipment for geological survey. Refer to fig. 1, including base 1, drive mechanism 2, drilling mechanism 3 and extraction mechanism 4, base 1 level sets up, drilling mechanism 3 connects on base 1 and drives drilling mechanism 3 work through drive mechanism 2, drilling mechanism 3 corresponds to drill and extracts sand type soil behind the required degree of depth, and then extracts sand type soil in being connected to drilling mechanism 3 through extraction mechanism 4 again, extraction mechanism 4 is located base 1 to can collect the sand type soil of getting.

Referring to fig. 1, a plurality of supporting legs 5 are arranged on a base 1, each supporting leg 5 comprises an upright rod 51, a spiral blade 52 and a bolt 53, the spiral blade 52 is fixed on the side wall of the upright rod 51, the central line of the spiral blade 52 coincides with the central line of the upright rod 51, during installation, one end of the upright rod 51 with the spiral blade 52 is vertically inserted into the ground and enters through rotation, then the base 1 is placed at the upper end of the upright rod 51, the bolt 53 penetrates through the base 1 from top to bottom and is in threaded connection with the upper end of the upright rod 51, the base 1 is connected onto the supporting legs 5, and the firmness of the supporting leg 5 connected with the base 1 is improved through the spiral blade 52.

Referring to fig. 1, the drilling mechanism 3 includes a drill barrel 31 and a drill 32, the drill barrel 31 is cylindrical and vertically disposed, and the drill 32 is connected to a lower end of the drill barrel 31. The transmission mechanism 2 comprises a driving belt wheel 21, a driven belt wheel 22, a transmission belt 23 and a driving motor 24, the driving motor 24 is fixed on the base 1, the driving belt wheel 21 is coaxially fixed on an output shaft of the driving motor 24, the driven belt wheel 22 is coaxially connected on the drill cylinder 31, a round hole 11 is formed in the base 1, the diameter of the round hole 11 is equal to the outer diameter of the drill cylinder 31, and the drill cylinder 31 penetrates through the base 1 downwards through the round hole 11. The outer side wall of the drill cylinder 31 is provided with a vertical sliding groove 311, the driven pulley 22 is provided with a convex block 221, the convex block 221 is connected with the sliding groove 311 in a sliding manner, and the convex block 221 and the driven pulley 22 are integrally formed, so that the driven pulley 22 can drive the drill cylinder 31 to rotate when rotating. The driven pulley 22 is in transmission connection with the driving pulley 21 through a transmission belt 23.

Referring to fig. 1, a pressing device 6 is arranged at the upper end of the drill barrel 31, the pressing device 6 comprises a pressing cover 61 and a hydraulic cylinder 62, the pressing cover 61 is rotatably connected to the upper end of the drill barrel 31, the hydraulic cylinder 62 is vertically arranged, a cylinder body of the hydraulic cylinder 62 is fixed on the pressing cover 61, a piston rod of the hydraulic cylinder 62 is fixed on the base 1, and the hydraulic cylinder 62 is contracted to enable the cylinder body of the hydraulic cylinder 62 to press the pressing cover 61, so that downward acting force can be generated on the drill barrel 31.

Referring to fig. 1 and 2, the extraction mechanism 4 includes a sampling head 41, a gas panel 42, and a gas source assembly 43, the gas panel 42 being connected between the sampling head 41 and the gas source assembly 43 such that the gas source assembly 43 is capable of delivering gas into or extracting gas from the sampling head 41 through the gas panel 42. The gas panel 42 includes a rotating plate 421 and a fixed plate 422. The fixed disc 422 is positioned above the rotating disc 421, the fixed disc 422 and the rotating disc 421 are both circular, one surface of the rotating disc 421 is attached to the upper end surface of the drill cylinder 31, the rotating disc 421 is fixedly connected with the drill cylinder 31 in a welding mode, the center of the rotating disc 421 is overlapped with the center of the drill cylinder 31, the diameter of the rotating disc 421 is larger than that of the drill cylinder 31, and the fixed disc 422 is connected with the air source assembly 43 through a pipeline.

Referring to fig. 2 and 3, the gland 61 includes an upper pressure-permeable cover 611, a lower pressure-permeable cover 612 and a plurality of locking screws 613, the outer side walls of the upper pressure-permeable cover 611 and the lower pressure-permeable cover 612 extend radially outward to form an outer edge 614, the locking screws 613 penetrate through the outer edge 614 of the upper pressure-permeable cover 611 and are in threaded connection with the outer edge 614 of the lower pressure-permeable cover 612, the plurality of locking screws 613 are uniformly distributed along the circumferential direction of the upper pressure-permeable cover 611, the upper pressure-permeable cover 611 covers the fixed disk 422, the lower pressure-permeable cover 612 is positioned right below the upper pressure-permeable cover 611, and the lower pressure-permeable cover 612 is sleeved on the drill cylinder 31 to position the rotary disk 421 in the lower pressure-permeable cover 612, the upper pressure-permeable cover 611 and the lower pressure-permeable cover 612 can be pressed against the rotary disk 421 and the fixed disk 422 by tightening the locking screws 613, and when the locking screws 613 are loosened, the pressing between the rotary disk 421 and the fixed disk 422 can be released. The cylinder body of the hydraulic cylinder 62 is fixed to the lower pressure transparent cover 612, a groove is formed in a surface of the upper pressure transparent cover 611 facing the fixed disk 422, a plurality of balls 615 are provided in the groove, and the friction between the upper pressure transparent cover 611 and the fixed disk 422 can be reduced by the balls 615.

Referring to fig. 2 and 3, an air inlet ring groove 44 and an air outlet ring groove 45 are formed in the upper surface of the rotating disc 421, and the air inlet ring groove 44 and the air outlet ring groove 45 are isolated from each other by covering the fixed disc 422 on the upper surface of the rotating disc 421; the air source assembly 43 comprises an air inlet fan 431 and an air outlet fan 432, the air outlet end of the air inlet fan 431 is communicated with the air inlet ring groove 44 through a pipeline, the air inlet end of the air outlet fan 432 is connected with the air outlet ring groove 45 through a pipeline, so that the air inlet fan 431 can inlet air into the air inlet ring groove 44 through a pipeline, and the air outlet fan 432 can exhaust air from the air outlet ring groove 45 through a pipeline.

Referring to fig. 2 and 3, a plurality of vertical grooves 312 are formed on an outer side wall of a lower end of the drill cylinder 31, a direction of the vertical grooves 312 is parallel to a length direction of the drill cylinder 31, the drill bit 32 is sleeved on the lower end of the drill cylinder 31, and a plurality of ribs 321 formed with the vertical grooves 312 are formed on an inner side wall of the drill bit 32, so that the drill cylinder 31 can drive the drill bit 32 to rotate by matching the ribs 321 with the vertical grooves 312. The drill 32 is connected to an elevating device 7, and the drill 32 can be slid in the longitudinal direction of the drill barrel 31 with respect to the drill barrel 31 by the elevating device 7.

Referring to fig. 2, the lifting device 7 includes a rotating screw 71, a bracket 72, a driving rod 73 and a power element 74, the power element 74 may be a non-magnetic motor, the power element 74 is fixed on the upper surface of the fixed disk 422, an output shaft of the power element 74 is coaxially and fixedly connected with the driving rod 73, the driving rod 73 is vertically disposed, a lower end of the driving rod 73 is disposed in a polygonal shape, the lower end of the rotating screw 71 is rotatably connected to the drill bit 32, a center line of the rotating screw 71 coincides with a center line of the drill bit 32, a polygonal hole 75 is disposed inside the rotating screw 71, the lower end of the driving rod 73 is inserted into the polygonal hole 75 in a matching manner, so that the driving rod 73 drives the rotating screw 71 to rotate under the action of the power element 74, the bracket 72 is fixed inside the drill barrel 31, and the screw penetrates through the bracket 72 and is in threaded connection with the bracket 72. When the power member 74 drives the rotating screw 71 to rotate through the driving rod 73, the screw thread connection between the rotating screw 71 and the bracket 72 enables the drill bit 32 to slide relative to the drill barrel 31.

Referring to fig. 4, a first sampling hole 81 is formed in the side wall of the drill cylinder 31, a second sampling hole 82 is formed in the side wall of the drill cylinder 31, and when the drill 32 slides relative to the drill cylinder 31, the second sampling head 41 on the drill 32 can slide to correspond to the first sampling hole 81 on the drill cylinder 31. The sampling head 41 is arranged in the drill head 32 and corresponds to the first sampling hole 81, so that the sampling head 41 can extend out from the positions of the first sampling hole 81 and the second sampling hole 82, and then is inserted into soil on the outer side of the drill head 32 to collect samples.

Referring to fig. 4, the sampling head 41 includes an outer cylinder 411 and an inner cylinder 412, the outer cylinder 411 is fixed inside the drill cylinder 31, one end of the outer cylinder 411 is provided with a first connection pipe 91, one end of the first connection pipe 91 is communicated with the outer cylinder 411, and the other end extends upward and is fixed on the rotary disk 421, so that the first connection pipe 91 is communicated with the air outlet ring groove 45. The inner cylinder 412 is a straight pipe, and one end of the inner cylinder 412 is inserted into the outer cylinder 411 so that the inner cylinder 412 and the outer cylinder 411 communicate with each other, and the inner cylinder 412 is slidable in the outer cylinder 411. The outer cylinder 411 is provided with a spring 92, and one end of the spring 92 abuts against the inside of the outer cylinder 411, and the other end abuts against one end of the inner cylinder 412 inserted into the outer cylinder 411. The end of the inner cylinder 412 away from the outer cylinder 411 is inserted into the sampling hole one 81. When the drill 32 slides to the position corresponding to the sampling hole two 82 and the sampling hole one 81 relative to the drill cylinder 31, the inner cylinder 412 is inserted into the sampling hole two 82 under the action of the spring 92, then the sand-type soil flows into a part of the inner cylinder 412, and the air outlet fan 432 performs air extraction through the first connecting pipe 91, so that the sand-type soil in the sampling head 41 is sucked out. The side wall of the inner cylinder 412 is sleeved with a sleeve 93, inner walls of two ends of the sleeve 93 are respectively provided with a sealing ring, and an air chamber 94 is formed between the inner wall of the middle part of the sleeve 93 and the outer wall of the corresponding inner cylinder 412. A plurality of through holes 95 are formed in the side wall of the inner cylinder 412, the through holes 95 are communicated with the air chamber 94, the sleeve 93 is connected with a second connecting pipe 96, one end of the second connecting pipe 96 is connected to the side wall of the sleeve 93 and communicated with the air chamber 94, and the other end of the second connecting pipe 96 is fixed to the rotary disc 421 and communicated with the air inlet ring groove 44. Therefore, when sand-shaped soil exists in the sampling head 41, air is introduced into the inner barrel 412 through the through hole 95 and then is discharged from the outer barrel 411 through the first connecting pipe 91, so that the sand-shaped soil in the sampling head 41 can be easily taken away by air flow, and the sampling is convenient and rapid.

Referring to fig. 2, when one sampling is completed, the outlet blower 432 is turned off, the first connection pipe 91 is closed, and the inlet blower 431 pressurizes the inside of the sampling head 41. The area of the end face of one end of the inner cylinder 412 inserted into the outer cylinder 411 is smaller than the area of the end face of one end of the inner cylinder 412 far away from the outer cylinder 411, when pressure gas generated by the air inlet fan 431 is in the inner cylinder 412, the pressure of one end of the inner cylinder 412 far away from the outer cylinder 411 is larger than the pressure of one end of the inner cylinder 412 in the outer cylinder 411, and then the pressure difference of the two ends of the inner cylinder 412 enables the inner cylinder 412 to shrink towards the inner cylinder 411, and further the inner cylinder is separated from the second sampling hole 82 and is collected into the drill cylinder 31, and then the drill bit 32 slides relative to the drill cylinder 31 again, so that the second sampling hole 82 and the first sampling hole 81 are dislocated, and further drilling is continued. The inner cylinder 412 can be inclined from the vertical direction, so that one end of the inner cylinder 412 close to the outer cylinder 411 is lower than one end of the inner cylinder 412 far away from the outer cylinder 411, and sand-type soil can enter the inner cylinder 412 conveniently.

The present embodiment also discloses a surveying method for geological surveying. According to the surveying equipment for geological survey disclosed above, one end of the sampling head 41 is horizontally or obliquely inserted into the sand-shaped soil upwards, then the air is supplied into the sampling head 41 through the air inlet fan 431, and the end, far away from the sand-shaped soil, of the sampling head 41 is extracted from the sampling head 41 through the air outlet fan 432, so that the sand-shaped soil in the sampling head 41 can be easily extracted by the air flow in the sampling head 41, and the sand-shaped soil is conveniently sampled.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a geologic survey is with surveying equipment, is provided with drilling mechanism (3) on base (1), and drilling mechanism (3) are connected with drive mechanism (2) that are used for driving drilling mechanism (3) drilling, its characterized in that: the drilling mechanism (3) comprises a drill barrel (31) and a drill bit (32) arranged at the lower end of the drill barrel (31), a sampling head (41) is arranged inside the drill barrel (31), one end of the sampling head (41) penetrates through the drill barrel (31), the other end of the sampling head is connected with an air outlet fan (432) through a first connecting pipe (91), and the side wall of one end, far away from the first connecting pipe (91), of the sampling head (41) is connected with an air inlet fan (431) through a second connecting pipe (96);

sampling head (41) are including urceolus (411) and inner tube (412), urceolus (411) and first connecting tube (91) intercommunication, and the cover is equipped with sleeve pipe (93) on the lateral wall of inner tube (412), form air chamber (94) between the middle part inner wall of sleeve pipe (93) and the outer wall of inner tube (412), set up through-hole (95) with air chamber (94) intercommunication on the lateral wall of inner tube (412), second connecting tube (96) and air chamber (94) intercommunication, the inside of urceolus (411) is provided with spring (92), and spring (92) one end butt is on inner tube (412), and the other end butt is on urceolus (411).

2. A survey apparatus for geological surveying according to claim 1, characterized in that: drill bit (32) are along the length direction sliding connection who bores a section of thick bamboo (31), offer on the lateral wall of boring a section of thick bamboo (31) and be used for installing sampling hole (81) of sampling head (41), sampling hole two (82) have been seted up with sampling hole (81) relative position on drill bit (32), be connected with drive drill bit (32) on drill bit (32) for boring a gliding elevating gear (7) of section of thick bamboo (31).

3. A survey apparatus for geological surveying according to claim 2, characterized in that: the area of one end face of the inner cylinder (412) in the outer cylinder (411) is smaller than that of one end face of the inner cylinder (412) far away from the outer cylinder (411).

4. A survey apparatus for geological surveying according to claim 2 or 3, characterized in that: elevating gear (7) are including rotating screw rod (71), support (72), actuating lever (73) and being used for driving actuating lever (73) pivoted power spare (74), support (72) set up in boring a section of thick bamboo (31), and the lower extreme of rotating screw rod (71) is rotated and is connected on drill bit (32), and the middle part and support (72) threaded connection of rotating screw rod (71) to many arriss holes (75) have been seted up to the inside of rotating screw rod (71), and the lower extreme sliding fit of actuating lever (73) inserts in many arriss holes (75).

5. A survey apparatus for geological surveying according to claim 1, characterized in that: the upper end of a drill barrel (31) is provided with air distribution disc (42), and air distribution disc (42) includes rolling disc (421) and fixed disk (422), and rolling disc (421) cooperate relatively with fixed disk (422) to form air inlet ring groove (44) and air outlet ring groove (45) of mutual isolation, the end of giving vent to anger of air inlet fan (431) is connected on fixed disk (422) and communicates with air inlet ring groove (44), the air inlet end of air outlet fan (432) is connected on fixed disk (422) and communicates with air outlet ring groove (45), rolling disc (421) coaxial fixation is on a drill barrel (31).

6. A survey apparatus for geological surveying according to claim 5, characterized by: the upper end of the drill barrel (31) is provided with a pressing device (6), the pressing device (6) comprises a pressing cover (61) and a hydraulic cylinder (62), the pressing cover (61) comprises an upper pressing transparent cover (611) and a lower pressing transparent cover (612) which are connected with each other, and the hydraulic cylinder (62) is fixed on the lower pressing transparent cover (612) and is connected with the base (1).

7. A survey apparatus for geological surveying according to claim 6, characterized by: a locking screw (613) is arranged between the upper pressure transparent cover (611) and the lower pressure transparent cover (612), the gas distribution plate (42) is arranged in the upper pressure transparent cover (611) and the lower pressure transparent cover (612), and the locking screw (613) is used for relatively extruding the rotating plate (421) and the fixed plate (422) by screwing the upper pressure transparent cover (611) and the lower pressure transparent cover (612).

8. A survey apparatus for geological surveying according to claim 1, characterized in that: drive mechanism (2) are including driving pulley (21), driven pulley (22), driving belt (23) and driving motor (24), and driving motor (24) are fixed on base (1), and driving pulley (21) coaxial fixation is on driving motor (24), spout (311) have been seted up on the lateral wall of brill section of thick bamboo (31), driven pulley (22) coaxial coupling is on brill section of thick bamboo (31) to be provided with on driven pulley (22) with spout (311) complex lug (221), driven pulley (22) and driving pulley (21) are connected through driving belt (23) transmission.

9. A survey method for geological surveying, characterized by: a geological survey according to claim 1, wherein the sampling head (41) is inserted into the sandy soil at one end thereof, air is supplied into the sampling head (41) by the air inlet fan (431), and air is extracted from the sampling head (41) by the air outlet fan (432) at the end of the sampling head (41) remote from the sandy soil.