CN221335791U

CN221335791U - Geotechnical engineering reconnaissance normal position testing arrangement

Info

Publication number: CN221335791U
Application number: CN202323261825.2U
Authority: CN
Inventors: 周斌
Original assignee: Jiaxing Haibei Geotechnical Investigation Co ltd
Current assignee: Jiaxing Haibei Geotechnical Investigation Co ltd
Priority date: 2023-11-30
Filing date: 2023-11-30
Publication date: 2024-07-16
Anticipated expiration: 2033-11-30

Abstract

The application relates to the field of geotechnical engineering investigation, in particular to an in-situ geotechnical engineering investigation testing device which comprises a frame, wherein a lifting mechanism is arranged on the frame, a torsion output mechanism is arranged on the lifting mechanism, a rotating shaft is fixed at the output end of the torsion output mechanism, a cross plate is fixed at the bottom end of the rotating shaft, a sleeve is also fixed on the torsion output mechanism, and the sleeve is coaxially sleeved outside the rotating shaft; still be provided with clean mechanism in the frame, clean mechanism is including being fixed in the mounting bracket of frame, sliding the clean board that sets up in the mounting bracket and the drive division that the clean board of drive removed, clean board is including the scraper that can the butt in the sleeve pipe outer wall, and the slip direction of clean board with the sleeve pipe axis is not parallel each other. The sleeve can be subjected to the mud scraping effect of the mud scraping plate in the recycling process, so that the cleaning of soil is finished, and the manual cleaning pressure is reduced.

Description

Geotechnical engineering reconnaissance normal position testing arrangement

Technical Field

The application relates to the field of geotechnical engineering investigation, in particular to a geotechnical engineering investigation in-situ testing device.

Background

In situ testing is testing the properties of the rock and soil at the original position of the rock and soil or basically under the in situ state and stress conditions, and the common in situ testing method comprises the following steps: load tests, static cone penetration tests, side pressure tests, cross plate shear tests, standard penetration tests, wave velocity tests, and other field tests. Among them, the cross plate shearing test is generally performed using a cross plate shearing machine.

The invention discloses an automatic cross plate shearing instrument, which is characterized in that a main machine device of the cross plate shearing instrument comprises a support frame, a cross beam is arranged above the support frame, a lifting mechanism is arranged in the middle of the cross beam, a torsion output mechanism is arranged on the lifting mechanism, a rotating shaft and a sleeve are arranged at the lower part of the torsion output mechanism, the sleeve is sleeved outside the rotating shaft, the upper end of the sleeve is fixed on the torsion output mechanism, the rotating shaft penetrates through the lower end of the sleeve and can rotate relative to the sleeve, and a cross plate is arranged at the lower end of the rotating shaft. The lifting mechanism is used for driving the torsion output mechanism to move up and down in the vertical direction, and the torsion output mechanism is used for driving the rotating shaft to rotate, so that the cross plate rotates in the soil body to be measured.

Above-mentioned correlation technique detects the time need with sleeve pipe and cross board together static pressure in to earth and carry out the rotation measurement again, when measuring and accomplish and withdraw sleeve pipe and cross board, sleeve pipe and cross board outer wall all glue the earth, need the manual work to clean the sleeve pipe outer wall, if not clean can influence next measuring accuracy, and manual cleaning is wasted time and energy.

Disclosure of utility model

In order to solve the problem that time and labor are wasted due to the fact that soil on the outer wall of the sleeve needs to be cleaned manually after the cross plate shearing instrument is tested, the application provides an in-situ testing device for geotechnical engineering investigation.

The application provides an in-situ testing device for geotechnical engineering investigation, which adopts the following technical scheme:

The geotechnical engineering investigation in-situ testing device comprises a frame, wherein a lifting mechanism is arranged on the frame, a torsion output mechanism is arranged on the lifting mechanism, a rotating shaft is fixed at the output end of the torsion output mechanism, a cross plate is fixed at the bottom end of the rotating shaft, a sleeve is further fixed on the torsion output mechanism, and the sleeve is coaxially sleeved outside the rotating shaft; still be provided with clean mechanism in the frame, clean mechanism is including being fixed in the mounting bracket of frame, sliding the clean board that sets up in the mounting bracket and the drive division that the clean board of drive removed, clean board is including the scraper that can the butt in the sleeve pipe outer wall, and the slip direction of clean board with the sleeve pipe axis is not parallel each other.

Through adopting above-mentioned technical scheme, need retrieve from earth when sleeve pipe and cross board measurement finish, operating personnel operation drive division drives the cleaning plate and removes until scraping the mud board butt in the sleeve pipe outer wall this moment to make the sleeve pipe can receive the mud effect of scraping the mud board and accomplish the cleanness to earth at the in-process of retrieving, thereby reduce artifical clear pressure.

Optionally, the cleaning plate still includes the connecting plate that is fixed in the scraper and is fixed in the cleaning plate of connecting plate, the cleaning plate is located the top of scraper, and fixedly connected with brush hair on the lateral wall of cleaning plate orientation sleeve pipe, the brush hair can the butt in the sleeve pipe outer wall.

Through adopting above-mentioned technical scheme for the sleeve pipe can receive the cleaning of brush hair again after scraping mud, thereby promotes the cleaning action to sleeve pipe outer wall earth.

Optionally, the mud scraping surface has been seted up towards sheathed tube lateral wall to the mud scraping plate, the mud scraping surface can the butt in the sleeve pipe outer wall, and the arc surface has been seted up to the lower extreme edge of mud scraping surface.

Through adopting above-mentioned technical scheme, the mud face can become sharper to the arc surface to reinforcing scrapes mud effect.

Optionally, a soft cloth layer is fixedly connected to the mud scraping surface, and the soft cloth layer is abutted to the outer wall of the sleeve.

Through adopting above-mentioned technical scheme, soft cloth layer relies on self softness degree to reduce the mud scraping in-process, and the mud scraping board produces the physical damage to the sleeve pipe outer wall.

Optionally, the cleaning mechanism further comprises a water tank fixed on the frame and a water pipe communicated with the water tank, a water pump is fixed on and communicated with the water pipe, a plurality of spray heads are arranged on the water pipe, and the spray direction of the spray heads faces the brush hair.

Through adopting above-mentioned technical scheme, the shower nozzle is sprayed towards the brush hair on the one hand and can be cleaned up the earth that is infected with on the brush hair, also can make the brush hair can take the earth of water clearance sleeve pipe outer wall to be favorable to the sleeve pipe outer wall to clear up more cleanly.

Optionally, the water pipe includes a main water pipe fixed to the water tank and an annular water pipe fixed to the frame, the spray head is fixed to and communicated with the annular water pipe, and the annular water pipe is coaxial with the sleeve.

Through adopting above-mentioned technical scheme for sleeve pipe peripheral brush hair all can receive the water spray effect of shower nozzle, thereby more even when being favorable to the clearance of sleeve pipe outer wall, is favorable to improving clean effect.

Optionally, the brush hair length is protruding in the mud face of scraping, and the protruding length of brush hair is greater than the blade width of cross plate, brush hair can the butt in the cross plate outer wall.

Through adopting above-mentioned technical scheme for the brush hair not only can clear up sheathed tube outer wall, can also carry out the area water clearance to the cross board outer wall, thereby promotes clean effect.

Optionally, the drive portion is including rotating the threaded rod that sets up in the mounting bracket, the threaded rod axis is on a parallel with the slip direction of clean board, the threaded rod passes and threaded connection in the connecting plate, the connecting plate can slide along the threaded rod axis and connect in the mounting bracket.

Through adopting above-mentioned technical scheme, drive threaded rod rotates and drives whole cleaning plate and remove to adjust the interval of scraping mud board or cleaning plate and sleeve pipe outer wall.

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

1. The sleeve can be subjected to the mud scraping effect of the mud scraping plate in the recycling process, so that the cleaning of soil is completed, and the manual cleaning pressure is reduced;

2. the brush hair and the spray head on the cleaning plate are matched to enable the sleeve and the cross plate to be cleaned by the water with the brush hair, so that the cleaning effect is improved.

Drawings

Fig. 1 is an overall view of an embodiment of the present application.

Fig. 2 is a schematic diagram of the internal structure of an embodiment of the present application.

Fig. 3 is a schematic view illustrating an internal structure of the mud scraping assembly according to the embodiment of the present application.

Reference numerals illustrate: 1. a frame; 101. a universal wheel; 2. a lifting mechanism; 3. a torque output mechanism; 4. a sleeve; 5. a cross plate; 6. a torsion sensor; 7. a cleaning mechanism; 8. a mud scraping assembly; 801. a mounting frame; 802. a driving section; 803. a slip groove; 804. a threaded rod; 805. a handle; 806. a cleaning plate; 807. a connecting plate; 808. a mud scraping plate; 809. scraping mud surface; 810. an arc surface; 811. a cleaning plate; 812. cleaning the surface; 813. brushing; 9. a flushing assembly; 901. a water tank; 902. a main water pipe; 903. an annular water pipe; 904. a water pump; 905. a spray head.

Detailed Description

The application is described in further detail below with reference to fig. 1 to 3.

The embodiment of the application discloses an in-situ testing device for geotechnical engineering investigation, which comprises a frame 1, wherein a plurality of universal wheels 101 are fixedly arranged at the bottom of the frame 1, and referring to fig. 1 and 2. The lifting mechanism 2 is fixedly arranged at the top of the frame 1, the torque output mechanism 3 is fixedly arranged on the sliding end of the lifting mechanism 2, and the lifting mechanism 2 can drive the torque output mechanism 3 to slide back and forth along the vertical direction. The torque output mechanism 3 is internally provided with a driving motor, the output end of the driving motor is coaxially and fixedly connected with a rotating shaft, the rotating shaft can penetrate out of the lower end of the torque output mechanism 3 along the vertical direction, meanwhile, the lower end of the torque output mechanism 3 is fixedly connected with a sleeve 4, the sleeve 4 is arranged along the vertical direction, the rotating shaft is coaxially penetrated in the sleeve 4, and the rotating shaft penetrates out of the lower end of the sleeve 4 and is fixedly connected with a cross plate 5. The torsion output mechanism 3 is also provided with a torsion sensor 6 for measuring the torsion of the rotating shaft.

The lifting mechanism 2 can drive the sleeve 4 and the cross plate 5 to be pressed into soil together when moving downwards, and then the torsion output mechanism 3 can synchronously drive the cross plate 5 to rotate when driving the rotating shaft to rotate, and the sleeve 4 does not rotate at the moment, so that the sleeve 4 is utilized to separate the soil body from the rotating shaft, the friction force and the mechanical resistance torque of the soil body to the rotating shaft are eliminated, and the test precision is improved.

Referring to fig. 2, a cleaning mechanism 7 for cleaning soil on the outer wall of the sleeve 4 is fixedly arranged on the frame 1, and the cleaning mechanism comprises a mud scraping assembly 8 and a flushing assembly 9. The mud scraping assembly 8 comprises two mounting frames 801 fixed on the frame 1, the two mounting frames 801 are close to the universal wheels 101, and the two mounting frames 801 are divided into two sides located on the sleeve 4. Each of the mounting frames 801 is provided with a cleaning plate 806 and a driving part 802 for driving the cleaning plate 806 to move.

Referring to fig. 2 and 3, specifically, the mounting frame 801 is provided with a sliding groove 803 along a vertical direction, the driving portion 802 includes a threaded rod 804 rotatably disposed on an inner wall of the sliding groove 803, and axes of the threaded rod 804 and the sleeve 4 are not parallel to each other. The cleaning plate 806 includes a scraper 808, a cleaning plate 811, and a connection plate 807, and the scraper 808 and the cleaning plate 811 are fixed to both ends of the connection plate 807, respectively. The threaded rod 804 can penetrate into and be in threaded connection with the connecting plate 807, and the connecting plate 807 can slide along the axis direction of the threaded rod 804 and be connected with the inner wall of the sliding groove 803, and one end of the threaded rod 804 which penetrates out of the mounting frame 801 is coaxially and fixedly connected with a handle 805. The scraper 808 and the cleaning plate 811 are respectively located on the upper and lower sides of the mount 801, and the cleaning plate 811 is located above the scraper 808. The threaded rod 804, when rotated, moves the cleaning plate 806, thereby adjusting the distance between the scraper 808 and the sweeping plate 811.

Referring to fig. 2 and 3, the side walls of the mud scraping plates 808 facing the sleeve 4 are each provided with a semicircular mud scraping surface 809, and the mud scraping surfaces 809 can abut against the outer wall of the sleeve 4. When two mud scraping surfaces 809 are simultaneously abutted against the sleeve 4, the two mud scraping plates 808 can be spliced with each other, so that as much mud on the outer wall of the sleeve 4 as possible is scraped off. Simultaneously, the lower end surfaces of the mud scraping surfaces 809 are provided with arc surfaces 810, so that the mud scraping effect of the mud scraping surfaces 809 is improved. In addition, a soft cloth layer is fixedly arranged on the inner wall of the mud scraping surface 809, so that physical damage to the sleeve 4 in the mud scraping process is reduced.

Referring to fig. 2 and 3, semicircular cleaning surfaces 812 are formed on the cleaning plates 811 facing the side walls of the sleeve 4, and a plurality of bristles 813 are uniformly fixed on the cleaning surfaces 812, so that when two mud scraping surfaces 809 are simultaneously abutted against the sleeve 4, the two cleaning plates 811 can be mutually spliced, and the bristles 813 can touch the side walls of the sleeve 4 to clean residual mud of the sleeve 4. In addition, the length of the bristles 813 can be protruded out of the mud scraping surface 809, and meanwhile, the protruded length of the bristles 813 can be larger than the blade width of the cross plate 5, and the bristles 813 can be abutted against the side wall of the cross plate 5, so that the bristles 813 can clean not only the side wall of the sleeve 4 but also the side wall of the cross plate 5.

Referring to fig. 2, the flushing assembly 9 comprises a water tank 901 fixed to the frame 1 and a water pipe communicated with the water tank 901, wherein the water pipe comprises a main water pipe 902 and an annular water pipe 903 which are communicated with each other, a water pump 904 is fixedly arranged on the frame 1, and the main water pipe 902 is communicated with the water pump 904 for sucking water in the water tank 901 into the main water pipe 902. The annular water pipe 903 is fixedly connected to the frame 1, and the annular water pipe 903 is located above the sweeping plate 811. Meanwhile, the annular water pipe 903 and the sleeve 4 are coaxially arranged, a plurality of spray heads 905 are fixed on and communicated with the annular water pipe 903, and the spray direction of the spray heads 905 faces the cleaning surface 812. When the water pump 904 is started, the spray head 905 can spray water towards the bristles 813 to be matched with the bristles 813 to wash the sleeve 4, so that the cleaning effect on the outer wall of the sleeve 4 is improved.

The implementation principle of the geotechnical engineering investigation in-situ test device provided by the embodiment of the application is as follows: when the test is carried out, the two cleaning plates 806 are far away from the sleeve 4, the sleeve 4 and the cross plate 5 are controlled by the lifting mechanism 2 to move downwards and are pressed into the fixed position of the soil body, the torque output mechanism 3 is started to drive the cross plate 5 to rotate so as to shear the soil body, the torque of the cross plate 5 is recorded in the shearing process so as to calculate the shear strength of the soil body, and the test is repeated for a plurality of times at different heights.

After the test is finished, the two handles 805 are rotated to adjust the positions of the two cleaning plates 806 until the mud scraping surface 809 is abutted against the outer wall of the sleeve 4, and meanwhile, the water pump 904 is driven to drive the spray head 905 to spray water towards the bristles 813; the sleeve 4 and the cross plate 5 are retracted through the lifting mechanism 2, and the sleeve 4 can sequentially go through a mud scraping process and a water-carrying cleaning process of the bristles 813 in the upward moving process, so that soil on the outer wall of the sleeve 4 is cleaned.

When the cross plate 5 is retracted below the scrapers 808, the readjusting handle 805 expands the distance between the two scrapers 808 for the cross plate 5 to pass through, and at this time, the bristles 813 can touch the cross plate 5, so that the cross plate 5 can undergo a water-carrying cleaning process of the bristles 813, thereby cleaning soil on the cross plate 5.

When the sleeve 4 and the cross plate 5 are recovered to the initial positions, the outer wall of the sleeve 4 and the outer wall of the cross plate 5 are cleaned so as to be convenient for the next test.

The above is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The geotechnical engineering investigation in-situ testing device comprises a frame (1), wherein a lifting mechanism (2) is arranged on the frame (1), a torsion output mechanism (3) is arranged on the lifting mechanism (2), a rotating shaft is fixed at the output end of the torsion output mechanism (3), a cross plate (5) is fixed at the bottom end of the rotating shaft, a sleeve (4) is further fixed on the torsion output mechanism (3), and the sleeve (4) is coaxially sleeved outside the rotating shaft; the method is characterized in that: still be provided with clean mechanism (7) on frame (1), clean mechanism (7) including be fixed in mounting bracket (801) of frame (1), slide and set up in clean board (806) of mounting bracket (801) and drive division (802) that clean board (806) removed, clean board (806) including can the butt in scraper (808) of sleeve pipe (4) outer wall, and the slip direction of clean board (806) with sleeve pipe (4) axis are not parallel each other.

2. The geotechnical engineering investigation in-situ test device according to claim 1, wherein: the cleaning plate (806) further comprises a connecting plate (807) fixed to the scraper (808) and a cleaning plate (811) fixed to the connecting plate (807), the cleaning plate (811) is located above the scraper (808), bristles (813) are fixedly connected to the side wall, facing the sleeve (4), of the cleaning plate (811), and the bristles (813) can be abutted to the outer wall of the sleeve (4).

3. The geotechnical engineering investigation in-situ test device according to claim 2, wherein: mud scraping surfaces (809) are formed in the side walls, facing the sleeve (4), of the mud scraping plates (808), the mud scraping surfaces (809) can be abutted to the outer wall of the sleeve (4), and arc surfaces (810) are formed in the edges of the lower ends of the mud scraping surfaces (809).

4. A geotechnical engineering investigation in-situ testing device according to claim 3, wherein: the mud scraping surface (809) is fixedly connected with a soft cloth layer, and the soft cloth layer is abutted to the outer wall of the sleeve (4).

5. A geotechnical engineering investigation in-situ testing device according to claim 3, wherein: the cleaning mechanism (7) further comprises a water tank (901) fixed on the frame (1) and a water pipe communicated with the water tank (901), a water pump (904) is fixed on and communicated with the water pipe, a plurality of spray heads (905) are arranged on the water pipe, and the spray direction of the spray heads (905) faces towards the bristles (813).

6. The geotechnical engineering investigation in-situ test device of claim 5, wherein: the water pipes comprise a main water pipe (902) fixed to the water tank (901) and an annular water pipe (903) fixed to the frame (1), the spray head (905) is fixed and communicated to the annular water pipe (903), and the annular water pipe (903) is coaxial with the sleeve (4).

7. The geotechnical engineering investigation in-situ test device of claim 5, wherein: the length of the bristles (813) is protruding from the mud scraping surface (809), and the protruding length of the bristles (813) is larger than the blade width of the cross plate (5), and the bristles (813) can be abutted to the outer wall of the cross plate (5).

8. The geotechnical engineering investigation in-situ test device according to claim 2, wherein: the drive part (802) comprises a threaded rod (804) which is rotatably arranged on the mounting frame (801), the axis of the threaded rod (804) is parallel to the sliding direction of the cleaning plate (806), the threaded rod (804) passes through and is in threaded connection with the connecting plate (807), and the connecting plate (807) can be connected to the mounting frame (801) in a sliding manner along the axis of the threaded rod (804).