CN216160403U

CN216160403U - Geosynthetic material vertical permeameter

Info

Publication number: CN216160403U
Application number: CN202121608072.6U
Authority: CN
Inventors: 陈星光; 吴烈辉; 黄镇文; 黄浩鑫; 陈泰源
Original assignee: Shenzhen Civil Detection Co ltd
Current assignee: Shenzhen Civil Detection Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-04-01
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a vertical permeameter for a geosynthetic material. The utility model has the beneficial effects that: through setting up horizontal gyroscope, whether this perpendicular infiltration appearance of judgement that can be quick is in the horizontality, guarantee that penetration test can go on smoothly, through setting up elevating system, be convenient for adjust the height of a protection section of thick bamboo, make a protection section of thick bamboo can carry out the leakproofness with the graduated flask and be connected, set up clamping device, through the spout, the slider, the movable rod, cooperation between spring and the splint, adjusting bolt's trouble has been saved, it is fixed to be convenient for carry out the centre gripping to graduated flask and protection section of thick bamboo, the centre gripping side of splint sets up anti-skidding rubber pad, be convenient for improve the protection to graduated flask and protection section of thick bamboo, avoid the clamping-force to lead to the graduated flask and protection section of thick bamboo too greatly to break, through set up the seal cover in installation head and holding tank, be convenient for improving the leakproofness of whole perpendicular infiltration appearance, provide the guarantee for detecting geosynthetic material's water permeability.

Description

Geosynthetic material vertical permeameter

Technical Field

The utility model relates to a vertical permeameter, in particular to a vertical permeameter for a geosynthetic material, and belongs to the technical field of permeability testing equipment.

Background

The geosynthetic material is used as a novel geotechnical engineering material, is called as a fourth building material after three building materials of cement and wood internationally, is widely applied to port engineering, hydraulic engineering, environmental engineering and the like in rain, has permeability which is an important performance index of the geosynthetic material, and can directly influence the quality of engineering construction due to the accuracy of a result. For the water permeability performance test of the geosynthetic material (such as woven geotextile, non-woven geotextile, composite geotextile and the like), a vertical permeability coefficient test device is mainly adopted for testing, and the method is an important means for researching the isolation, the reverse filtration, the drainage, the protection, the sealing and the like of various geotextiles in engineering application so as to determine the engineering applicability of the geotextiles, and can be used for saving materials, reducing investment and effectively utilizing raw materials. Therefore, the accuracy and efficiency of permeation testing has been a high concern.

The existing vertical permeameter has some problems in use, one of the problems is that the existing test equipment is not easy to install in a clamp, a bolt needs to be manually adjusted, the adjusting speed is slow, a large amount of time is consumed by a tester, and the sealing performance of the existing vertical permeameter is poor, so that the experimental data is inaccurate.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide a geosynthetic material vertical permeameter.

The utility model realizes the purpose through the following technical scheme: a geosynthetic material vertical permeameter comprises a base, a support column, a lifting mechanism and a clamping device, wherein the four corners of the lower surface of the base are fixedly provided with support legs, one side of the upper surface of the base is fixedly connected with the support column, the side wall of one side of the support column is fixedly provided with a timer, one side of the support column, which is far away from the timer, is provided with a mounting groove, the lifting mechanism is fixedly connected in the mounting groove, one side of the lifting mechanism is fixedly connected with a first connecting rod, one end of the first connecting rod, which is far away from the support column, is fixedly provided with a sleeve, the inside of the sleeve is fixedly clamped with a protective cylinder through the clamping device, the inside of the protective cylinder is provided with a water inlet pipe, the upper end of the water inlet pipe is fixedly provided with a first mounting head, one side of the support column, which is positioned at the upper end of the protective cylinder, is fixedly connected with a second connecting rod, one end of the second connecting rod, which is far away from the support column, is also fixedly connected with the sleeve, and the inside of sleeve is provided with clamping device equally, telescopic inside centre gripping is provided with the graduated flask, the upper surface of base is located the downside of protective cylinder and is provided with electronic balance, and the electronic balance upside is provided with the graduated flask.

As a still further scheme of the utility model: and a horizontal gyroscope is fixedly arranged at the center of the lower surface of the base.

As a still further scheme of the utility model: elevating system comprises handle, gear one, gear two, swivel nut and threaded rod, handle fixed mounting is in the outside of support column, and one side of handle has gear one through inside and rigid coupling that the connecting axle extends to the mounting groove, the upside gear engagement of gear one is connected with gear two, gear two's upper end rigid coupling has the threaded rod, the screw thread is provided with the swivel nut on the threaded rod, one side and a connecting rod rigid coupling of swivel nut.

As a still further scheme of the utility model: clamping device comprises fixed frame, spout, slider, movable rod, spring and splint, fixed frame is fixed to be set up in telescopic inside, and the both sides inner wall of fixed frame is provided with the spout, both sides the inside slider that all slides of spout is provided with, two the rigid coupling has the movable rod between the slider, be provided with the spring between the one end of movable rod and the fixed frame inner wall, and the one end rigid coupling that the spring was kept away from to the movable rod has splint.

As a still further scheme of the utility model: the clamping side of the clamping plate is provided with an anti-skidding rubber pad.

As a still further scheme of the utility model: the lower end of the measuring cylinder is fixedly connected with a mounting head II, a sealing sleeve I is embedded in the mounting head II, and the mounting head II can be matched with the caliber of the mounting head I.

As a still further scheme of the utility model: the lower extreme of a protection section of thick bamboo is provided with the holding tank, and the inner wall rigid coupling of holding tank has seal cover two.

The utility model has the beneficial effects that: the geosynthetic material vertical permeameter has reasonable design, can quickly judge whether the vertical permeameter is in a horizontal state by arranging the horizontal gyroscope, ensures that a permeation test can be smoothly carried out, the lifting mechanism is arranged to facilitate the adjustment of the height of the protective cylinder, so that the protective cylinder can be connected with the measuring cylinder in a sealing way, the clamping device is arranged, through the matching among the sliding groove, the sliding block, the movable rod, the spring and the clamping plate, the trouble of adjusting the bolt is saved, the measuring cylinder and the protective cylinder are convenient to be clamped and fixed, the clamping efficiency is improved, the anti-skidding rubber pad is arranged at the clamping side of the clamping plate, the clamping process is convenient, the protection of the measuring cylinder and the protective cylinder is improved, the fracture of the measuring cylinder and the protective cylinder caused by overlarge clamping force is avoided, through set up the seal cover in installation head and holding tank, be convenient for improve the leakproofness of whole perpendicular infiltration appearance, provide the guarantee for detecting geosynthetic material's infiltration performance.

Drawings

FIG. 1 is a schematic structural view of a vertical permeameter according to the present invention when not connected;

FIG. 2 is a schematic view of the vertical permeameter connection according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

In the figure: 1. the device comprises a base, 2, supporting legs, 3, a horizontal gyroscope, 4, supporting columns, 5, a handle, 6, a first gear, 7, a second gear, 8, a threaded sleeve, 9, a threaded rod, 10, a first connecting rod, 11, a first connecting rod, 12, a second connecting rod, 13, a sleeve, 14, a clamping device, 1401, a fixing frame, 1402, a sliding groove, 1403, a sliding block, 1404, a movable rod, 1405, a spring, 1406, a clamping plate, 15, a measuring cylinder, 16, a second mounting head, 17, a first sealing sleeve, 18, a first mounting head, 19, a water inlet pipe, 20, a protective cylinder, 21, a containing groove, 22, a second sealing sleeve, 23, a measuring cup and 24 and an electronic balance.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 4, a geosynthetic material vertical infiltration instrument comprises a base 1, a support column 4, a lifting mechanism and a clamping device 14, wherein support legs 2 are fixedly mounted at four corners of the lower surface of the base 1, the support column 4 is fixedly connected to one side of the upper surface of the base 1, a timer 11 is fixedly arranged on the side wall of one side of the support column 4, an installation groove is formed in one side of the support column 4, which is far away from the timer 11, a lifting mechanism is fixedly connected into the installation groove, a connecting rod I10 is fixedly connected to one side of the lifting mechanism, a sleeve 13 is fixedly connected to one end, which is far away from the support column 4, of the connecting rod I10, the clamping device 14 is fixedly arranged inside the sleeve 13, a protective cylinder 20 is fixedly clamped inside the sleeve 13 through the clamping device 14, a water inlet pipe 19 is arranged inside the protective cylinder 20, and a mounting head I18 is fixedly arranged at the upper end of the water inlet pipe 19, the utility model discloses a protective barrel 20, including support column 4, connecting rod two 12 and connecting rod two 13, the same rigid coupling of one end that support column 4 was kept away from to the upper end one side rigid coupling that support column 4 is located protective barrel 20 has sleeve 13, and sleeve 13's inside is provided with clamping device 14 equally, sleeve 13's inside centre gripping is provided with graduated flask 15, the downside that the upper surface of base 1 is located protective barrel 20 is provided with electronic balance 24, and electronic balance 24 upside is provided with graduated flask 23.

Furthermore, in the embodiment of the present invention, the horizontal gyroscope 3 is fixedly disposed at the center of the lower surface of the base 1, so as to conveniently and rapidly determine whether the vertical permeameter is in a horizontal state, and ensure that a permeation test can be smoothly performed.

Furthermore, in the embodiment of the present invention, a second mounting head 16 is fixedly connected to the lower end of the measuring cylinder 15, a first sealing sleeve 17 is embedded inside the second mounting head 16, and the second mounting head 16 can adapt to the caliber of the first mounting head 18, so as to facilitate connection between the measuring cylinder 15 and the protective cylinder 20, and meanwhile, the sealing property of the connection between the two is ensured by setting the first sealing sleeve 17.

Further, in the embodiment of the present invention, the lower end of the protective sleeve 20 is provided with a receiving groove 21, and the inner wall of the receiving groove 21 is fixedly connected with a second sealing sleeve 22, so that the geosynthetic material is conveniently fixed in the receiving groove 21, thereby performing the penetration test.

Example two

Please refer to fig. 1-4, a geosynthetic material vertical penetration meter, including base 1, support column 4, elevating system and clamping device 14, upper surface one side fixedly connected with support column 4 of base 1, the rigid coupling has elevating system in the mounting groove that the medial surface of support column 4 was seted up, one side rigid coupling of elevating system has connecting rod one 10, the one end rigid coupling that support column 4 was kept away from to connecting rod one 10 has sleeve 13, the inside fixed clamping device 14 that is provided with of sleeve 13, support column 4 is located upper end one side rigid coupling of a protection section of thick bamboo 20 has connecting rod two 12, the same rigid coupling of one end that support column 4 was kept away from to connecting rod two 12 has sleeve 13, and the inside of sleeve 13 is provided with clamping device 14 equally.

Further, in the embodiment of the present invention, the lifting mechanism is composed of a handle 5, a first gear 6, a second gear 7, a threaded sleeve 8 and a threaded rod 9, the handle 5 is fixedly installed on the outer side of the supporting column 4, one side of the handle 5 extends into the installation groove through a connecting shaft and is fixedly connected with the first gear 6, the second gear 7 is engaged with the upper gear of the first gear 6, the threaded rod 9 is fixedly connected to the upper end of the second gear 7, the threaded sleeve 8 is arranged on the threaded rod 9 in a threaded manner, and one side of the threaded sleeve 8 is fixedly connected with the first connecting rod 10, so that the height of the protection cylinder 20 can be conveniently adjusted, and the protection cylinder 20 can be hermetically connected with the measuring cylinder 15.

Further, in the embodiment of the present invention, the clamping device 14 is composed of a fixed frame 1401, a sliding groove 1402, a sliding block 1403, a movable rod 1404, a spring 1405 and a clamping plate 1406, the fixed frame 1401 is fixedly disposed inside the sleeve 13, the sliding grooves 1402 are disposed on the inner walls of the two sides of the fixed frame 1401, the sliding blocks 1403 are slidably disposed inside the sliding grooves 1402 on the two sides, the movable rod 1404 is fixedly connected between the two sliding blocks 1403, the spring 1405 is disposed between one end of the movable rod 1404 and the inner wall of the fixed frame 1401, and the clamping plate 1406 is fixedly connected to one end of the movable rod 1404, which is far away from the spring 1405, so as to clamp and fix the measuring cylinder 15 and the protective cylinder 20.

Further, in the embodiment of the present invention, the clamping side of the clamping plate 1406 is provided with an anti-slip rubber pad, so that during the clamping process, the protection of the measuring cylinder 15 and the protection cylinder 20 is improved, and the fracture of the measuring cylinder 15 and the protection cylinder 20 caused by an excessive clamping force is avoided.

The working principle is as follows: when the geosynthetic material vertical permeameter is used, firstly, the base 1 of the vertical permeameter is placed on the horizontal ground, whether the vertical permeameter is in a vertical state is quickly judged through the horizontal gyroscope 3, after the vertical permeameter is adjusted, the measuring cylinder 15 and the protective cylinder 20 are respectively clamped through the clamping device 14 in the sleeve 13, the measuring cylinder 15 and the protective cylinder 20 can be quickly fixed through the matching action among the sliding groove 1402, the sliding block 1403, the movable rod 1404, the spring 1405 and the clamping plate 1406, the installation efficiency is improved, then the height of the protective cylinder 20 is adjusted through the lifting mechanism, the measuring cylinder 15 and the protective cylinder 20 are in sealed connection, the handle 5 is rotated to drive the first gear 6, the second gear 7 and the threaded rod 9 to transmit rotation, and then the threaded sleeve 8 is lifted on the threaded rod 9, so that the protective cylinder 20 is driven to be close to the measuring cylinder 15, and realize graduated flask 15 and protective barrel 20's sealing connection through the cooperation between installation head two 16, installation head 18 and seal cover 17, then cut into the geosynthetic material and protect the circular plate that the section of thick bamboo 20 diameter is the same, scarf joint the geosynthetic material in holding tank 21 through the cooperation of holding tank 21 and seal cover two 22, then inject a certain amount of water into vector section of thick bamboo 15, time-recorder 11 times, in observing the certain time, the water permeability of this geosynthetic material is judged to the water yield in graduated flask 23, the experimental result is more directly perceived, the data that record is also comparatively accurate.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a geosynthetic material vertical permeability appearance which characterized in that: the device comprises a base (1), a supporting column (4), an elevating mechanism and a clamping device (14), wherein supporting legs (2) are fixedly installed at four corners of the lower surface of the base (1), the supporting column (4) is fixedly connected to one side of the upper surface of the base (1), a timer (11) is fixedly arranged on the side wall of one side of the supporting column (4), a mounting groove is formed in one side, away from the timer (11), of the supporting column (4), the elevating mechanism is fixedly connected into the mounting groove, a first connecting rod (10) is fixedly connected to one side of the elevating mechanism, a sleeve (13) is fixedly connected to one end, away from the supporting column (4), of the first connecting rod (10), the clamping device (14) is fixedly arranged inside the sleeve (13), a protective barrel (20) is fixedly clamped inside the sleeve (13) through the clamping device (14), and a water inlet pipe (19) is arranged inside the protective barrel (20), the fixed first (18) of installation that is provided with in upper end of inlet tube (19), upper end one side rigid coupling that support column (4) are located protective barrel (20) has connecting rod two (12), the same rigid coupling of one end that support column (4) were kept away from in connecting rod two (12) has sleeve (13), and the inside of sleeve (13) is provided with clamping device (14) equally, the inside centre gripping of sleeve (13) is provided with graduated flask (15), the downside that the upper surface of base (1) is located protective barrel (20) is provided with electronic balance (24), and electronic balance (24) upside is provided with graduated flask (23).

2. The geosynthetic material vertical permeameter of claim 1, wherein: and a horizontal gyroscope (3) is fixedly arranged at the center of the lower surface of the base (1).

3. The geosynthetic material vertical permeameter of claim 1, wherein: elevating system comprises handle (5), gear (6), two (7) of gear, swivel nut (8) and threaded rod (9), handle (5) fixed mounting is in the outside of support column (4), and one side of handle (5) has gear (6) through inside and rigid coupling that the connecting axle extends to the mounting groove, the upside gear engagement of gear (6) is connected with gear two (7), the upper end rigid coupling threaded rod (9) of gear two (7), the screw thread is provided with swivel nut (8) on threaded rod (9), one side and connecting rod (10) rigid coupling of swivel nut (8).

4. The geosynthetic material vertical permeameter of claim 1, wherein: clamping device (14) comprise fixed frame (1401), spout (1402), slider (1403), movable rod (1404), spring (1405) and splint (1406), fixed frame (1401) is fixed to be set up in the inside of sleeve (13), and the both sides inner wall of fixed frame (1401) is provided with spout (1402), both sides inside all sliding of spout (1402) is provided with slider (1403), two the rigid coupling has movable rod (1404) between slider (1403), be provided with spring (1405) between the one end of movable rod (1404) and fixed frame (1401) inner wall, and the one end rigid coupling that spring (1405) was kept away from in movable rod (1404) has splint (1406).

5. The geosynthetic material vertical permeameter of claim 4, wherein: the clamping side of the clamping plate (1406) is provided with an anti-skid rubber pad.

6. The geosynthetic material vertical permeameter of claim 1, wherein: the lower end of the measuring cylinder (15) is fixedly connected with a second mounting head (16), a first sealing sleeve (17) is embedded in the second mounting head (16), and the second mounting head (16) can be matched with the caliber of the first mounting head (18).

7. The geosynthetic material vertical permeameter of claim 1, wherein: the lower extreme of protective barrel (20) is provided with holding tank (21), and the inner wall rigid coupling of holding tank (21) has seal cover two (22).