CN212926023U

CN212926023U - Exploration device for roadbed collapsible property in geotechnical engineering

Info

Publication number: CN212926023U
Application number: CN202021555409.7U
Authority: CN
Inventors: 郑庆峰
Original assignee: Beijing Xinxing Lianjian Survey And Design Institute Co ltd
Current assignee: Beijing Xinxing Lianjian Survey And Design Institute Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-09
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to an exploration device technical field of collapsibility just discloses an exploration device of road bed collapsibility among geotechnical engineering, including inserting the storehouse, the bottom fixedly connected with spiral that inserts the storehouse inserts the awl, the interior perisporium fixedly connected with quantity that inserts the storehouse is the baffle of four, movable mounting has the threaded rod between the interior diapire in the storehouse of inserting and the interior roof. This exploration device of road bed collapsibility among geotechnical engineering, through will holding the handle, rotate and insert the storehouse, it rotates to drive the spiral and insert the awl, make whole device insert the underground, then rotatable dwang, make initiative awl tooth rotate, and then make the threaded rod rotate through driven awl tooth and initiative awl tooth meshing, again through being provided with the connecting rod, the motion of movable block has been restricted, make movable block accessible screw thread through-hole and threaded rod threaded connection move down, and then make the inserted bar insert in the soil through slider and slide rail sliding connection, and then make whole device insert more stable behind the underground.

Description

Exploration device for roadbed collapsible property in geotechnical engineering

Technical Field

The utility model relates to an exploration device technical field of collapsibility specifically is an exploration device of road bed collapsibility among geotechnical engineering.

Background

Collapsible loess is widely distributed in China, and accounts for about 4.9% of the total area of the loess in the world; loess is mainly characterized by large pores, loose structure and poor mechanical strength, so that the loess is very easy to collapse and deform under the soaking condition, serious harm is caused to the engineering, the outstanding engineering problem is that the soil body is remarkably and suddenly settled under the self-weight pressure of an upper soil layer or additional pressure during soaking, an upper structure or facility is damaged, when a construction project is carried out in a collapsible loess area, in order to prevent the occurrence of a foundation instability accident, the engineering design and construction are safely, reliably, economically and reasonably carried out, and the collapsible evaluation of the loess is carried out according to the characteristics and engineering requirements of the collapsible loess.

The evaluation of the collapsibility of yellow soil mainly depends on field test and indoor test after sampling, and for the method of the indoor test, because yellow soil has non-uniformity, even if the samples are taken in the same place or the same soil layer, the difference of the test results is larger, the test error is larger, the number of the arranged sampling points is larger during the investigation, the number of the samples is larger, therefore, it is a relatively heavy task to determine the collapsibility of loess through sampling test, so that field test and indoor test are usually performed on the collapsible deformation of loess, and supplement are performed, most of the collapsible exploration devices on the market are used under the condition of uneven water injection, and after the whole device is inserted into the ground, because loess later stage absorbs water after saturation comparatively moist, the stability of whole device is relatively poor, so provide the exploration device of road bed collapsibility among geotechnical engineering in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a road bed collapsibility's exploration device among geotechnical engineering possesses that the water injection is even and insert stable advantage, and the exploration device of collapsibility on having solved present market uses the most inhomogeneous condition of having the water injection that exists to whole device inserts ground after, because the loess later stage absorbs water after the saturation comparatively moist, the relatively poor problem of stability of whole device.

(II) technical scheme

For the purpose that realizes that above-mentioned water injection is even and insert stable, the utility model provides a following technical scheme: the exploration device for the subgrade collapsibility in geotechnical engineering comprises an insertion bin, wherein the bottom of the insertion bin is fixedly connected with a spiral insertion cone, the inner peripheral wall of the insertion bin is fixedly connected with four partition plates, a threaded rod is movably arranged between the inner bottom wall and the inner top wall of the insertion bin, the top of the right side of the insertion bin is movably provided with a rotating rod, one end of the rotating rod penetrates through and extends to the inside of the insertion bin, the left side of the rotating rod is fixedly connected with a driving bevel gear, the outer peripheral wall of the threaded rod is fixedly connected with a driven bevel gear meshed with the driving bevel gear, a movable block is movably arranged on the outer side of the threaded rod, the outer peripheral wall of the movable block is fixedly connected with a top U-shaped connecting frame with three number, the bottom of the outer peripheral wall of the insertion bin is fixedly connected with a loess collection ring, the top of the loess collection ring is provided with a collection groove, the inner bottom wall movable mounting who inserts the storehouse has quantity for three and one end to run through and extend to the inserted bar of loess collection ring inside, three the equal fixedly connected with in bottom of inserted bar respectively with three slide rail sliding connection's slider, three the equal fixedly connected with in top of inserted bar bottom U type link, three the top of bottom U type link all articulates there is the connecting rod articulated with three top U type link respectively, the front and the back of inserting the storehouse top all fixedly mounted have the handle, the left side fixedly connected with one end that inserts the storehouse runs through and extends to the inside of inserting the storehouse and with the inlet tube of the top fixed connection of the baffle that is located the bottommost, two adjacent fixedly connected with is located the sump in the threaded rod outside between the baffle, the right side intercommunication of inlet tube has quantity for three and respectively with the moisturizing pipe of three sump intercommunication, the internal perisporium fixedly connected with quantity of inserting the storehouse is fifteen fixed storehouses, the periphery wall that inserts the storehouse is inlayed and is had quantity for fifteen and be located the inside metal mesh of fifteen fixed storehouses respectively, and is three the periphery wall of sump all communicates and has quantity to be five and run through respectively and extend to the inside outlet pipe of fifteen fixed storehouses.

Preferably, four the baffle is from last to being linear equidistance distribution down, the screw through-hole with threaded rod threaded connection is seted up to the bottom of movable block.

Preferably, it is three the U type link is angular distribution such as circular, the periphery wall of loess collecting ring is the inclined plane, the shape of loess collecting vat is the annular.

Preferably, the periphery wall that inserts the storehouse is seted up quantity three and respectively with the first through-hole of three inserted bar looks adaptation, the second through-hole that quantity is three and three inserted bar looks adaptation respectively is seted up to the periphery wall that the loess was collected the ring.

Preferably, the water bin is annular, and the three opposite sides of the inserting rods are conical.

Preferably, fifteen fixed warehouses are divided into three groups, the number of the fixed warehouses in each group is five, the fixed warehouses in the three groups are respectively positioned between two adjacent partition boards, and the five fixed warehouses in the same group are positioned on the same horizontal plane and are distributed in a circular shape at equal angles.

(III) advantageous effects

Compared with the prior art, the utility model provides an exploration device of road bed collapsibility among geotechnical engineering possesses following beneficial effect:

the exploration device for the road foundation collapsibility in geotechnical engineering is characterized in that a handle is held, a bin is rotatably inserted to drive a spiral insertion cone to rotate, the whole device is inserted into the ground, a rotating rod is rotated to rotate a driving bevel gear, a threaded rod is further rotated by meshing of a driven bevel gear and the driving bevel gear, the movement of a movable block is limited by arranging a connecting rod, the movable block can move downwards through threaded connection of a threaded through hole and the threaded rod, the inserting rod is further inserted into soil through sliding connection of a sliding block and a sliding rail, the whole device is further stable after being inserted into the ground, water is guided in from a water inlet pipe, then enters a water bin through a water replenishing pipe, and flows into the soil through a water outlet pipe, the quantity of the inflow water in each water bin is ensured to be the same through arranging a flow control valve, so that the water injection is more uniform, and a metal mesh and a fixed bin are arranged, make the water that the outlet pipe flows can occupy fixed storehouse and then spill over from the metal mesh, and the metal sheet has blockked in external soil gets into fixed storehouse, has avoided the outlet pipe to block up, and then makes whole device use more convenient and practical.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 3 is a top view of the separator of the present invention.

In the figure: 1 inserts storehouse, 2 dwangs, 3 initiative awl teeth, 4 threaded rods, 5 handles, 6 driven awl teeth, 7 inlet tubes, 8 spiral insert awl, 9 baffles, 10 metal mesh, 11 fixed storehouses, 12 outlet pipes, 13 sump, 14 top U type link, 15 movable block, 16 connecting rods, 17 inserted bars, 18 sliders, 19 slide rails, 20 bottom U type link, 21 loess collection ring, 22 loess collecting vat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an exploration device for subgrade collapsibility in geotechnical engineering comprises an insertion bin 1, a spiral insertion cone 8 fixedly connected to the bottom of the insertion bin 1, four partition plates 9 fixedly connected to the inner peripheral wall of the insertion bin 1, the four partition plates 9 being linearly and equidistantly distributed from top to bottom, a threaded rod 4 movably installed between the inner bottom wall and the inner top wall of the insertion bin 1, a rotating rod 2 movably installed at the top of the right side of the insertion bin 1 and having one end penetrating and extending into the insertion bin 1, a driving bevel gear 3 fixedly connected to the left side of the rotating rod 2, a driven bevel gear 6 engaged with the driving bevel gear 3 and fixedly connected to the outer peripheral wall of the threaded rod 4, a movable block 15 movably installed at the outer side of the threaded rod 4, three top U-shaped connecting frames 14 fixedly connected to the outer peripheral wall of the movable block 15, a threaded through hole threadedly connected to the threaded rod 4 is formed at the bottom, the three U-shaped connecting frames 14 are distributed in a circular shape with equal angles, the bottom of the outer peripheral wall of the inserting bin 1 is fixedly connected with a loess collecting ring 21, the outer peripheral wall of the loess collecting ring 21 is an inclined plane, the top of the loess collecting ring 21 is provided with a loess collecting tank 22, the loess collecting tank 22 is annular, the inner bottom wall of the inserting bin 1 is fixedly connected with three sliding rails 19, the inner bottom wall of the inserting bin 1 is movably provided with three inserting rods 17, one ends of the inserting rods penetrate through and extend into the loess collecting ring 21, the bottoms of the three inserting rods 17 are fixedly connected with sliding blocks 18 respectively connected with the three sliding rails 19 in a sliding manner, the tops of the three inserting rods 17 are fixedly connected with bottom U-shaped connecting frames 20, the tops of the three bottom U-shaped connecting frames 20 are respectively hinged with connecting rods 16 respectively hinged with the three top U-shaped connecting frames 14, the outer peripheral wall of the inserting bin 1 is provided with three first through holes respectively matched with, the outer peripheral wall of the loess collecting ring 21 is provided with three second through holes which are respectively matched with the three inserting rods 17, one side of each of the three inserting rods 17, which is back to back, is conical, the inner peripheral wall of the first through hole is fixedly connected with a rubber sealing ring which is tightly contacted with the inserting rod 17, the front and the back of the top of the inserting bin 1 are both fixedly provided with a handle 5, the left side of the top of the inserting bin 1 is fixedly connected with a water inlet pipe 7, one end of the water inlet pipe 7 penetrates through and extends into the inserting bin 1 and is fixedly connected with the top of the clapboard 9 positioned at the bottommost part, a water bin 13 positioned at the outer side of the threaded rod 4 is fixedly connected between the two adjacent clapboards 9, the water bin 13 is annular, the right side of the water inlet pipe 7 is communicated with three water replenishing pipes 23 which are respectively communicated with the three water bins 13, the outer side of the water replenishing pipes 23 is fixedly provided with a flow control, fifteen metal nets 10 which are fifteen and are respectively positioned in fifteen fixed bins 11 are inlaid on the peripheral wall of the inserting bin 1, the fifteen fixed bins 11 are divided into three groups, the number of each group of fixed bins 11 is five, the three groups of fixed bins 11 are respectively positioned between two adjacent partition plates 9, the five fixed bins 11 in the same group are positioned on the same horizontal plane and are distributed in a circular equal angle manner, the peripheral wall of each three water bin 13 is communicated with five water outlet pipes 12 which are respectively penetrated and extended into the fifteen fixed bins 11, the left side of the inserting bin 1 is fixedly provided with three moisture sensors which are respectively positioned at the bottoms of three water replenishing pipes 23, the right side of the inserting bin 1 is fixedly provided with three stress sensors which are respectively positioned at the bottoms of the three water replenishing pipes 23, electrical elements appearing in the text are respectively connected with an external main controller and a power supply, and the main controller can be a conventional known device controlled by a computer and the like, and the conventional electrical connection is not described in detail herein.

To sum up, the device for exploring the road bed collapsibility in geotechnical engineering is characterized in that a handle 5 is held to rotate and insert the device into a bin 1 to drive a spiral insert cone 8 to rotate, so that the whole device is inserted into the ground, then a rotating rod 2 can be rotated to rotate a driving bevel gear 3, further a threaded rod 4 is engaged with the driving bevel gear 3 through a driven bevel gear 6 to rotate, the movement of a movable block 15 is limited through a connecting rod 16, the movable block 15 can be connected with the threaded rod 4 through a threaded through hole to move downwards, further the inserting rod 17 is slidably connected with a sliding rail 19 through a sliding block 18 and a sliding rail 19 to be inserted into the soil, further the whole device is more stable after being inserted into the ground, water is introduced from a water inlet pipe 7, then enters a water bin 13 through a water replenishing pipe 23, and flows into the soil through a water outlet pipe 12, and a flow control valve is arranged to ensure that the amount of the water flowing into each water bin, thereby make the water injection more even, again through being provided with metal mesh 10 and fixed storehouse 11, make the water that outlet pipe 12 flows can occupy fixed storehouse 11 and then spill over from metal mesh 10, and metal sheet 10 has blockked in external soil gets into fixed storehouse 11, outlet pipe 12 jam has been avoided, and then make whole device use more convenient and practical, the exploration device of the collapsible nature on having solved present market has mostly existing the inhomogeneous condition of annotating water in the use, and whole device inserts behind the ground, because the loess later stage absorbs water after the saturation comparatively moist, the relatively poor problem of stability of whole device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road bed collapsibility's exploration device among geotechnical engineering, is including inserting storehouse (1), its characterized in that: the utility model discloses a building warehouse, including inserting storehouse (1), the bottom fixedly connected with spiral of inserting storehouse (1) inserts awl (8), the internal perisporium fixedly connected with quantity of inserting storehouse (1) is baffle (9) of four, movable mounting has threaded rod (4) between the inner diapire of inserting storehouse (1) and the interior roof, the top movable mounting that inserts storehouse (1) right side has one end to run through and extend to dwang (2) of inserting storehouse (1) inside, the left side fixedly connected with initiative awl tooth (3) of dwang (2), the driven awl tooth (6) of periphery wall fixedly connected with and initiative awl tooth (3) meshing of threaded rod (4), the outside movable mounting of threaded rod (4) has movable block (15), the three top U type link (14) of periphery wall fixedly connected with quantity of movable block (15), the bottom fixedly connected with loess collection ring (21) of inserting storehouse (1) periphery wall, loess collection ring (21) top has been seted up loess collecting vat (22), the interior diapire fixedly connected with quantity of inserting storehouse (1) is three slide rail (19), the interior diapire movable mounting who inserts storehouse (1) has quantity to run through and extend to loess collection ring (21) inside inserted bar (17) for three and one end, and is three the equal fixedly connected with in bottom of inserted bar (17) respectively with three slide rail (19) sliding connection's slider (18), three the equal fixedly connected with in top of inserted bar (17) bottom U type link (20), it is three the top of bottom U type link (20) all articulates have respectively with three top U type link (14) articulated connecting rod (16), the front and the equal fixed mounting in back at inserting storehouse (1) top have handle (5), the left side fixedly connected with one end of inserting storehouse (1) top runs through and extends to the inside of inserting storehouse (1) and with be located the baffle (the bottommost (the) 9) Top fixed connection's inlet tube (7), adjacent two fixedly connected with is located water sump (13) in the threaded rod (4) outside between baffle (9), the right side intercommunication of inlet tube (7) has quantity for three and respectively with moisturizing pipe (23) of three water sump (13) intercommunication, the internal perisporium fixedly connected with quantity of inserting storehouse (1) is fifteen fixed warehouses (11), the periphery wall of inserting storehouse (1) is inlayed and is had quantity for fifteen and be located fifteen inside metal mesh (10) of fixed warehouses (11) respectively, and is three the periphery wall of water sump (13) all communicates and has quantity for five and run through respectively and extend to the inside outlet pipe (12) of fifteen fixed warehouses (11).

2. The device for exploring for subgrade collapsibility in geotechnical engineering according to claim 1, wherein: four baffle (9) are from last to being linear equidistance distribution down, threaded through-hole with threaded rod (4) threaded connection is seted up to the bottom of movable block (15).

3. The device for exploring for subgrade collapsibility in geotechnical engineering according to claim 1, wherein: three U type link (14) are angular distribution such as circular, the periphery wall of loess collection ring (21) is the inclined plane, the shape of loess collecting vat (22) is the annular.

4. The device for exploring for subgrade collapsibility in geotechnical engineering according to claim 1, wherein: the periphery wall that inserts storehouse (1) offers quantity three and respectively with the first through-hole of three inserted bar (17) looks adaptation, the second through-hole that quantity is three and three inserted bar (17) looks adaptation respectively is offered to the periphery wall of loess collection ring (21).

5. The device for exploring for subgrade collapsibility in geotechnical engineering according to claim 1, wherein: the water bin (13) is annular, and the three opposite sides of the inserted rods (17) are conical.

6. The device for exploring for subgrade collapsibility in geotechnical engineering according to claim 1, wherein: fifteen fixed storehouse (11) divide into three groups, every group the quantity of fixed storehouse (11) is five, three groups fixed storehouse (11) are located respectively between two adjacent baffles (9), and five in the same group fixed storehouse (11) are located same horizontal plane, and are circular equal angular distribution.