CN221056178U - Static pressure triaxial sample preparation ware of adjustable leveling mantle - Google Patents

Static pressure triaxial sample preparation ware of adjustable leveling mantle Download PDF

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Publication number
CN221056178U
CN221056178U CN202322825331.6U CN202322825331U CN221056178U CN 221056178 U CN221056178 U CN 221056178U CN 202322825331 U CN202322825331 U CN 202322825331U CN 221056178 U CN221056178 U CN 221056178U
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cylinder
sample
base
sample preparation
upper portion
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邢天佑
高远
贺梦佳
张恒昌
赵浩奇
冯铭
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Henan Institute of Engineering
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Henan Institute of Engineering
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Abstract

The utility model provides a static pressure triaxial sample system appearance ware of adjustable leveling mantle, which comprises a base, two stands, the crossbeam, static loading device and system appearance section of thick bamboo, be provided with the foot spiral around the bottom of base, the truckle of taking the stopper is installed to the lower extreme of foot spiral, the interval is fixed to be set up on the upper portion of base about two stands, the crossbeam is installed on two stands, static loading device vertical fixed mounting is on the crossbeam, system appearance section of thick bamboo is placed on the upper portion of base and is located static loading device under, the upper portion horizontal embedding of crossbeam has the level pipe, the upper portion horizontal embedding of base has the level bubble. The utility model has the advantages of simple structure, convenient operation, high sample preparation dimensional accuracy, manpower saving and high durability, integrates three processes of sample compaction, sample taking out and sample coating of the latex film, and improves the test efficiency.

Description

Static pressure triaxial sample preparation ware of adjustable leveling mantle
Technical Field
The utility model relates to the field of garbage classification equipment, in particular to a static pressure triaxial sample preparation device capable of leveling a mantle.
Background
The soil body is a loose surface layer capable of growing plants on the land on the surface of the earth, is a surface layer part of a weathering crust, is a weathering product of rock, and is composed of soil solid particles (solid phase), soil water (liquid phase) and soil air (gas phase), and triaxial test is important in the research of the field of rock and soil. The current common triaxial indoor test sample is a cylindrical sample with a diameter of 39.1mm and a height of 80mm. The whole process of sample preparation comprises six processes of weighing, smoldering, stirring, compacting, soil sampling and emulsion film coating, each process is required to independently complete the whole process of sample preparation, the time span is large, the sample size precision is low, the disturbance to soil body is large during sampling, and the compacting process efficiency is low.
Disclosure of utility model
The utility model aims to provide a hydrostatic triaxial sample preparation device with a leveling sleeve film, which has the advantages of simple structure, convenient operation, high sample preparation dimensional accuracy, manpower saving and high durability, integrates three processes of sample compaction, sample taking out and latex film coating after sampling, and improves test efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a static pressure triaxial sample system appearance ware of adjustable leveling mantle, which comprises a base, two stands, the crossbeam, static loading device and system appearance section of thick bamboo, be provided with the foot spiral around the bottom of base, the truckle of taking the stopper is installed to the lower extreme of foot spiral, the interval is fixed to be set up on the upper portion of base about two stands, the crossbeam is installed on two stands, static loading device vertical fixed mounting is on the crossbeam, system appearance section of thick bamboo is placed on the upper portion of base and is located static loading device under, the upper portion horizontal embedding of crossbeam has the level pipe, the upper portion horizontal embedding of base has the level bubble.
The upper half section of the upright post is a screw rod section, two left and right spaced vertical through holes are formed in the cross beam, the two upright posts respectively and correspondingly penetrate through the two vertical through holes, two lock nuts are mounted on the screw rod section of the upright post in a threaded manner, the two lock nuts are respectively pressed on the upper portion and the lower portion of the cross beam, and two lock gaskets are respectively arranged between the lock nuts on the upper portion and the upper portion of the cross beam and between the static loading device and the cross beam.
The sample preparation cylinder comprises two sample preparation molds which are butted left and right, and the two sample preparation molds have the same structure and are symmetrical in center; the left sample preparation die comprises a C-shaped plate with openings on the upper side, the lower side and the right side and a semicircular cylinder with openings on the right side, wherein the semicircular cylinder is arranged in the middle of the opening on the right side in the C-shaped plate, a reinforcing plate is fixedly connected between the front vertical side of the semicircular cylinder and the right side of the front side plate of the C-shaped plate, and between the rear vertical side of the semicircular cylinder and the right side of the rear side plate of the C-shaped plate in an integrated manner, a clamping groove is vertically arranged in the middle of the right side surface of the front reinforcing plate, and a clamping block which is in fit and clamping connection with the clamping groove is vertically arranged in the middle of the right side surface of the rear reinforcing plate;
When the left C-shaped plate and the right C-shaped plate are in butt joint and are spliced into a square cylinder, the left semi-cylinder and the right semi-cylinder are in butt joint and are spliced into a circular sample cylinder, the left two reinforcing plates and the right two reinforcing plates are respectively correspondingly attached, corresponding clamping blocks are correspondingly clamped into corresponding clamping grooves, the front sides and the rear sides of the left C-shaped plate and the right C-shaped plate are fixedly connected through connecting buckles, and square positioning grooves matched with the square cylinder are formed in the middle of the upper surface of the base;
the wall of the right semi-cylinder is connected with a plastic hose communicated with the inside of the circular sample cylinder, and the other end of the plastic hose extends rightward to pass through the right side plate of the right C-shaped plate.
The static pressure triaxial sample preparation ware of adjustable leveling mantle still includes the auxiliary ring of system appearance, and the auxiliary ring of system appearance is the square ring the same with square section of thick bamboo size, and the auxiliary ring middle part of system appearance is provided with the auxiliary cylinder the same with circular sample section of thick bamboo size, through connecting plate integrated into one piece fixed connection between auxiliary cylinder and the auxiliary ring inner wall of system appearance, and the inboard edge integrated into one piece of lower terminal surface of the auxiliary ring of system appearance is equipped with the grafting ring, and the last port inner wall of the auxiliary ring of system appearance is equipped with the step groove with grafting ring looks adaptation grafting.
Compared with the prior art, the utility model has substantial characteristics and progress, and particularly, the application method of the utility model comprises the following steps:
First step, adjusting the level of a sample preparation device
The base is moved in place, the brake is stepped down, the base is fixed, the base can be regarded as being horizontal according to the fact that the leveling bubble adjusting foot is screwed to the middle of the leveling bubble, the beam is roughly adjusted to a proper loading position, namely, the upper position and the lower position of the beam can be adjusted by unscrewing the corresponding two locking nuts on the upright post, the height of the beam is adjusted to the middle of the leveling tube according to the display of the leveling tube, the air bubble is regarded as being horizontal, the locking nuts are screwed, so that the locking gaskets are mutually meshed and stressed and continuously tightened, and the stability of the beam and the static loading device is ensured;
Second step, pre-coating the sample preparation cylinder with a latex film
The method comprises the steps of splicing two C-shaped plates left and right in a butt joint mode to form a square cylinder, splicing two semicircular cylinders in a butt joint mode to form a circular sample cylinder, closing two connecting buckles, enabling the two C-shaped plates to be fixedly connected together, placing a soaked latex film into the circular sample cylinder to ensure that the latex film does not twist, turning the latex film up and down to cover the circular sample cylinder from inside to outside, taking an ear washing ball, discharging air in the ear washing ball, inserting a suction nozzle of the ear washing ball into the outer end of a plastic hose, loosening the ear washing ball to vacuumize between the latex film and the inner wall of the circular sample cylinder, and enabling the latex film to be tightly attached to the inner wall of the circular sample cylinder to finish the operation of wrapping the latex film, so that the sample cylinder can be assembled;
Third step, compaction by layers
Placing the assembled sample preparation barrel into a square positioning groove at the upper part of a base, then placing doping materials required by one-time compaction into a round sample preparation barrel, nesting an auxiliary sample preparation ring at the upper end of the square barrel, inserting a pressure head matched with the inner diameter of the round sample preparation barrel into the round sample preparation barrel, starting a static loading device to press the pressure head to a preset position (the upper end head of the pressure head is pressed at the upper end of the auxiliary barrel), unloading and taking down the pressure head, and scraping hair;
Fourth step, compacting is completed
Repeating the third step of operation for four times, namely firstly putting the doping materials required by one time of compaction into the circular sample cylinder after each time of compaction, adding a sample preparation auxiliary ring, inserting the pressure head into the circular sample cylinder, starting a static loading device to press the pressure head for compaction, unloading and taking down the pressure head, scraping the wool, and completing five times of compaction operations;
Fifth step, demoulding the sample
And unloading after the compaction step is finished, taking down all sample preparation auxiliary rings, taking down sample preparation cylinders, taking down ear washing balls connected with the plastic hose, loosening the connecting buckles, slightly pulling the left side and the right side of the two C-shaped plates to separate the two semicircular cylinders, and thus completing sample demoulding.
The utility model has the following advantages:
(1) The base and the cross beam are both provided with high-precision horizontal measuring devices, so that visualization of sample preparation precision is realized, the success rate of sample preparation is improved, the abrasion of equipment is reduced, and the durability of the equipment is improved.
(2) After the locking gaskets are introduced and the locking nut is screwed, the two locking gaskets are meshed with each other, so that the tight connection between the cross beam and the screw rod section and the tight connection between the cross beam and the static loading device are ensured, the device is stable when load is applied, the generation of bias voltage and the abrasion of equipment are avoided, the success rate of sample preparation is improved, the abrasion of the equipment is reduced, and the durability of the equipment is improved.
(3) According to the utility model, the sample preparation cylinder can be pre-coated with the latex film, soil sampling after compaction can be directly saturated, and compared with the traditional triaxial test, the method has the advantages that the time and labor are saved, and the efficiency is improved because the sample is manually taken out after compaction and then the latex film is coated again.
(4) The utility model directly omits the step of coating the latex film after soil taking, takes down the sample preparation cylinder after compaction is completed, and releases the connecting hasp to take out the soil sample coated with the latex film.
In conclusion, the utility model has the advantages of simple structure, convenient operation, high sample preparation dimensional accuracy, manpower saving and high durability, integrates three processes of sample compaction, sample taking out and latex film coating after sampling, and improves the test efficiency.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a cross-sectional view taken along A-A in fig. 1.
Fig. 3 is a plane of the beam of the present utility model and a static loading device mounted on the beam.
FIG. 4 is a top view of the cartridge of the present utility model prior to assembly.
FIG. 5 is a top view of the cartridge of the present utility model after assembly.
FIG. 6 is a schematic illustration of a cartridge pre-coated latex film of the present utility model.
FIG. 7 is a schematic diagram of a sample compaction operation of the present utility model.
FIG. 8 is a front view of the sample preparation auxiliary ring of the present utility model.
FIG. 9 is a top view of the sample preparation auxiliary ring of the present utility model.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
As shown in figures 1-9, the static pressure triaxial sample preparation device capable of leveling a mantle comprises a base 1, two upright posts 2, a cross beam 3, a static loading device 4 and a sample preparation cylinder, wherein foot screws 5 are arranged on the periphery of the bottom of the base 1, casters 7 with brakes 6 are arranged at the lower ends of the foot screws 5, the two upright posts 2 are fixedly arranged on the upper part of the base 1 at intervals left and right, the cross beam 3 is arranged on the two upright posts 2, the static loading device 4 is vertically and fixedly arranged on the cross beam 3, the sample preparation cylinder is arranged on the upper part of the base 1 and is positioned under the static loading device 4, leveling pipes 9 are horizontally embedded in the upper part of the cross beam 3, and leveling bubbles 10 are horizontally embedded in the upper part of the base 1.
The upper half section of the upright post 2 is a screw rod section 11, two vertical through holes spaced left and right are formed in the cross beam 3, the two upright posts 2 respectively penetrate through the two vertical through holes correspondingly, two lock nuts 12 are mounted on the screw rod section 11 of the upright post 2 in a threaded manner, the two lock nuts 12 are respectively pressed on the upper portion and the lower portion of the cross beam 3, and two lock gaskets 13 are respectively arranged between the lock nuts 12 on the upper portion and the upper portion of the cross beam 3 and between the static loading device 4 and the cross beam 3.
The sample preparation cylinder comprises two sample preparation molds which are butted left and right, and the two sample preparation molds have the same structure and are symmetrical in center; the left sample preparation die comprises a C-shaped plate 14 with openings on the upper side, the lower side and the right side and a semicircular cylinder 15 with openings on the upper side, the lower side and the right side, wherein the semicircular cylinder 15 is arranged in the middle of the opening on the right side in the C-shaped plate 14, a reinforcing plate 16 is fixedly connected between the front vertical edge of the semicircular cylinder 15 and the right side of the front side plate of the C-shaped plate 14 and between the rear vertical edge of the semicircular cylinder 15 and the right side of the rear side plate of the C-shaped plate 14 in an integrated manner, a clamping groove 17 is vertically arranged in the middle of the right side surface of the reinforcing plate 16 on the front side, and a clamping block 18 which is in fit and clamping connection with the clamping groove 17 is vertically arranged in the middle of the right side surface of the reinforcing plate 16 on the rear side;
When the left C-shaped plate 14 and the right C-shaped plate 14 are in butt joint and spliced into a square cylinder, the left semicircular cylinder 15 and the right semicircular cylinder 15 are in butt joint and spliced into a circular sample cylinder, the left two reinforcing plates 16 and the right two reinforcing plates 16 are respectively and correspondingly attached, corresponding clamping blocks 18 are correspondingly clamped into corresponding clamping grooves 17, the front sides and the rear sides of the left C-shaped plate 14 and the right C-shaped plate 14 are fixedly connected through connecting buckles 19, and square positioning grooves matched with the square cylinder are formed in the middle of the upper surface of the base 1;
The cylinder wall of the right semicircular cylinder 15 is connected with a plastic hose 8 communicated with the inside of the circular sample cylinder, and the other end of the plastic hose 8 extends rightward to pass through the right side plate of the right C-shaped plate 14.
The static pressure triaxial sample preparation device with the adjustable leveling sleeve film further comprises a sample preparation auxiliary ring 20, wherein the sample preparation auxiliary ring 20 is a square ring with the same cross section size as the square cylinder, an auxiliary cylinder 21 with the same size as the circular sample cylinder is arranged in the middle of the sample preparation auxiliary ring 20, the auxiliary cylinder 21 is fixedly connected with the inner wall of the sample preparation auxiliary ring 20 through a connecting plate 22 in an integrated manner, an inserting ring 24 is integrally formed at the inner edge of the lower end face of the sample preparation auxiliary ring 20, and a step groove 23 which is inserted and connected with the inserting ring 24 in an adaptive manner is formed in the inner wall of the upper end face of the sample preparation auxiliary ring 20.
The static loading device 4, the foot screw 5, the brake 6, the castor 7, the level pipe 9, the level bubble 10 and the locking washer 13 are all conventional devices and are available in the market, and the specific construction and the working principle are not repeated.
The application method of the utility model comprises the following steps:
First step, adjusting the level of a sample preparation device
The base 1 is moved into place, the brake 6 is stepped down to fix the base 1, the foot screw 5 is adjusted to be centered to the level bubble 10 according to the level bubble 10, the base 1 can be regarded as horizontal, the beam 3 is roughly adjusted to a proper loading position, namely, the upper and lower positions of the beam 3 can be adjusted by unscrewing the corresponding two locking nuts 12 on the upright post 2, the height of the beam 3 is adjusted to be the center of the level pipe 9 according to the level pipe 9, the device can be regarded as horizontal, the locking nuts 12 are screwed, so that the locking gaskets 13 are mutually meshed, stressed and continuously tightened, and the stability of the beam 3 and the static loading device 4 is ensured;
Second step, sample preparation Cartridge Pre-coated latex film 26
The method comprises the steps of splicing two C-shaped plates 14 into square cylinders in a butt joint mode, splicing two semicircular cylinders 15 into circular sample cylinders in a butt joint mode, closing two connecting buckles 19 to enable the two C-shaped plates 14 to be fixedly connected together, placing a soaked latex film 26 into the circular sample cylinders to ensure that the latex film 26 does not twist, turning the latex film 26 up and down to cover the circular sample cylinders from inside to outside, taking an ear washing ball 25, discharging air in the ear washing ball 25, inserting a suction nozzle of the ear washing ball 25 into the outer end of a plastic hose 8, loosening the ear washing ball 25 to vacuumize between the latex film 26 and the inner wall of the circular sample cylinders, and tightly attaching the latex film 26 to the inner wall of the circular sample cylinders to finish the operation of coating the latex film 26, so that the sample cylinders can be assembled;
Third step, compaction by layers
Placing the assembled sample preparation barrel into a square positioning groove at the upper part of the base 1, then placing doping materials required for one-time compaction into the circular sample preparation barrel, nesting an auxiliary sample preparation ring 20 at the upper end of the square barrel, inserting a pressure head matched with the inner diameter of the circular sample preparation barrel into the circular sample preparation barrel, starting a static loading device 4 to press the pressure head to a preset position (the upper end head of the pressure head is pressed at the upper end of the auxiliary barrel 21), unloading and taking down the pressure head to shave;
Fourth step, compacting is completed
Repeating the third step of operation for four times, namely firstly putting the doping materials required by one time of compaction into the circular sample cylinder after each time of compaction, adding a sample preparation auxiliary ring 20, inserting the pressure head into the circular sample cylinder, starting a static loading device 4 to press the pressure head for compaction, unloading and taking down the pressure head, scraping the wool, and completing five times of compaction operations;
Fifth step, demoulding the sample
After the compaction step is completed, unloading is performed, all sample preparation auxiliary rings 20 are removed, sample preparation cylinders are removed, ear washing balls 25 connected with the plastic hose 8 are removed, connecting buckles 19 are loosened, the two C-shaped plates 14 are slightly pulled to the left and the right, and the two semicircular cylinders 15 are separated, so that sample demoulding can be completed.
The utility model has the following advantages:
(1) The base 1 and the cross beam 3 are respectively provided with a high-precision horizontal measuring device, so that visualization of sample preparation precision is realized, the success rate of sample preparation is improved, the abrasion of equipment is reduced, and the durability of the equipment is improved.
(2) After the locking gaskets 13 are introduced and the locking nuts 12 are screwed, the two locking gaskets 13 are meshed with each other, so that tight connection between the cross beam 3 and the screw section 11 and tight connection between the cross beam 3 and the static loading device 4 are ensured, the device is stable when load is applied, the generation of bias voltage and the abrasion of equipment are avoided, the success rate of sample preparation is improved, the abrasion of the equipment is reduced, and the durability of the equipment is improved.
(3) According to the utility model, the sample preparation cylinder can be pre-coated with the latex film 26, soil sampling after compaction can be directly saturated, and compared with the traditional triaxial test, the method has the advantages that the time and labor are saved, and the efficiency is improved because the sample is manually taken out after compaction and then the latex film 26 is coated again.
(4) The utility model directly omits the step of coating the latex film 26 after soil taking, takes down the sample preparation cylinder after compaction is completed, and releases the connecting hasp 19 to take out the soil sample of the coated latex film 26.
The above embodiments are merely for illustrating the technical aspects of the present utility model, and it should be understood by those skilled in the art that the present utility model is described in detail with reference to the above embodiments; modifications and equivalents may be made thereto without departing from the spirit and scope of the utility model, which is intended to be encompassed by the claims.

Claims (4)

1. The utility model provides a static pressure triaxial sample system appearance ware of adjustable leveling mantle which characterized in that: including base, two stands, crossbeam, quiet power loading device and system appearance section of thick bamboo, be provided with the foot spiral around the bottom of base, the truckle of taking the stopper is installed to the lower extreme of foot spiral, interval fixed setting is about two stands on the upper portion of base, the crossbeam is installed on two stands, the vertical fixed mounting of quiet power loading device is on the crossbeam, the system appearance section of thick bamboo is placed on the upper portion of base and is located quiet power loading device under, the upper portion horizontal embedding of crossbeam has the level pipe, the upper portion horizontal embedding of base has the level bubble.
2. The leveled sleeve membrane hydrostatic triaxial sample applicator of claim 1, further characterized by: the upper half section of the upright post is a screw rod section, two left and right spaced vertical through holes are formed in the cross beam, the two upright posts respectively and correspondingly penetrate through the two vertical through holes, two lock nuts are mounted on the screw rod section of the upright post in a threaded manner, the two lock nuts are respectively pressed on the upper portion and the lower portion of the cross beam, and two lock gaskets are respectively arranged between the lock nuts on the upper portion and the upper portion of the cross beam and between the static loading device and the cross beam.
3. The hydrostatic triaxial sample applicator of the adjustable collets according to claim 1 or 2, characterized in that: the sample preparation cylinder comprises two sample preparation molds which are butted left and right, and the two sample preparation molds have the same structure and are symmetrical in center; the left sample preparation die comprises a C-shaped plate with openings on the upper side, the lower side and the right side and a semicircular cylinder with openings on the right side, wherein the semicircular cylinder is arranged in the middle of the opening on the right side in the C-shaped plate, a reinforcing plate is fixedly connected between the front vertical side of the semicircular cylinder and the right side of the front side plate of the C-shaped plate, and between the rear vertical side of the semicircular cylinder and the right side of the rear side plate of the C-shaped plate in an integrated manner, a clamping groove is vertically arranged in the middle of the right side surface of the front reinforcing plate, and a clamping block which is in fit and clamping connection with the clamping groove is vertically arranged in the middle of the right side surface of the rear reinforcing plate;
When the left C-shaped plate and the right C-shaped plate are in butt joint and are spliced into a square cylinder, the left semi-cylinder and the right semi-cylinder are in butt joint and are spliced into a circular sample cylinder, the left two reinforcing plates and the right two reinforcing plates are respectively correspondingly attached, corresponding clamping blocks are correspondingly clamped into corresponding clamping grooves, the front sides and the rear sides of the left C-shaped plate and the right C-shaped plate are fixedly connected through connecting buckles, and square positioning grooves matched with the square cylinder are formed in the middle of the upper surface of the base;
the wall of the right semi-cylinder is connected with a plastic hose communicated with the inside of the circular sample cylinder, and the other end of the plastic hose extends rightward to pass through the right side plate of the right C-shaped plate.
4. A hydrostatic triaxial sample applicator with adjustable leveling cover membrane according to claim 3, characterized in that: the auxiliary ring is a square ring with the same cross section size as the square cylinder, an auxiliary cylinder with the same size as the circular sample cylinder is arranged in the middle of the auxiliary ring, the auxiliary cylinder is fixedly connected with the inner wall of the auxiliary ring through a connecting plate in an integrated manner, the inner edge of the lower end face of the auxiliary ring is provided with a plugging ring in an integrated manner, and the inner wall of the upper port of the auxiliary ring is provided with a step groove which is plugged in an adaptive manner with the plugging ring.
CN202322825331.6U 2023-10-20 2023-10-20 Static pressure triaxial sample preparation ware of adjustable leveling mantle Active CN221056178U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322825331.6U CN221056178U (en) 2023-10-20 2023-10-20 Static pressure triaxial sample preparation ware of adjustable leveling mantle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322825331.6U CN221056178U (en) 2023-10-20 2023-10-20 Static pressure triaxial sample preparation ware of adjustable leveling mantle

Publications (1)

Publication Number Publication Date
CN221056178U true CN221056178U (en) 2024-05-31

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ID=91199648

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322825331.6U Active CN221056178U (en) 2023-10-20 2023-10-20 Static pressure triaxial sample preparation ware of adjustable leveling mantle

Country Status (1)

Country Link
CN (1) CN221056178U (en)

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