CN216051068U

CN216051068U - Novel strain control type unconfined pressure instrument

Info

Publication number: CN216051068U
Application number: CN202122027903.7U
Authority: CN
Inventors: 董波; 杨永文; 蒋洋洋; 孙靖钧; 初东; 孙春雨
Original assignee: Shandong Geotechnical Survey Design And Research Institute Co ltd
Current assignee: Shandong Geotechnical Survey Design And Research Institute Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-15
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a novel strain control type unconfined pressure instrument, which comprises: the left side of the mounting base is provided with a motor, the inner side of the mounting base is provided with a lifting mechanism, the upper side of the lifting mechanism is provided with a placing mechanism, the upper side of the mounting base is provided with a support column, and the upper end of the mounting base is provided with a mounting plate; the mount pad, it is installed in the downside of mounting panel, and the lower extreme of mount pad is provided with the dynamometry ring, the inboard of dynamometry ring is provided with the manometer of installing in the mount pad downside and being used for the dynamometry, and the downside of dynamometry ring is provided with the contact plate, hoist mechanism includes drive lever, regulating wheel, regulating plate, linking pole and links up the wheel, place the mechanism including placing the platform, adjusting the pole, adjustable ring and gag lever post. This novel strain control formula does not have side limit manometer can highly finely tune placing the platform, increases the dynamometry effect, and can make and place the platform and carry out slow lifting, reduces the cracked possibility of ground.

Description

Novel strain control type unconfined pressure instrument

Technical Field

The utility model relates to the technical field of geotechnical surveying, in particular to a novel strain control type unconfined pressure gauge.

Background

Geotechnical investigation has comparatively important effect, no matter engineering construction, collecting space area diagnosis, mineral survey, geological hydrology detection etc. all need use, and current geotechnical survey method mainly is: engineering geological mapping, exploration and sampling, in-situ testing and indoor testing, and field inspection and monitoring. The exploration work comprises various methods such as geophysical prospecting, drilling and pit prospecting, wherein the operation range of Shandong geotechnical survey design research institute company Limited comprises geotechnical engineering, hydrogeological survey, engineering measurement, architectural engineering design and the like, and an unconfined pressure gauge is required to be used.

The utility model discloses an electric non-lateral-limitation pressure instrument for soil detection, which is CN211784886U, and comprises a base, a top seat, a force measuring ring, a pressure gauge, a pressure plate, a rotating shaft, a rotating disc, a slide bar, a slide block, a pin shaft, a transmission rod and a lifting plate, wherein the force measuring ring is fixedly connected to the bottom of the top seat through a first fixing plate, the pressure gauge is positioned in the force measuring ring, the pressure plate is fixed to the bottom of the force measuring ring through a second fixing plate, the rotating shaft is rotatably connected to the inside of the base, the rotating shaft is driven by a driving mechanism to rotate intermittently, the axis of the rotating disc is fixedly connected with the rotating shaft, the slide block is slidably connected to the inside of the slide bar, the pin shaft is fixedly arranged on the surface of the rotating disc, the slide block is rotatably connected to the rotating disc through the pin shaft, the bottom of the transmission rod is fixedly arranged on the slide bar, the top of the transmission rod penetrates through the top wall of the base and extends out of the base to be fixedly connected with the lifting plate, the utility model drives soil material to rise intermittently, the lifting distance is as small as possible each time, and the lifting plate stops moving until the soil is stressed and broken, so that the detection precision is improved.

The above prior art solutions have the following drawbacks: the novel strain control type unconfined pressure gauge is inconvenient for fine adjustment of the height of the placing table to influence the force measuring effect, slow lifting of the placing table is inconvenient to carry out, and stress damage to rock soil can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel strain control type unconfined pressure gauge, which solves the problems that the height of a placing table is inconvenient to finely adjust and the placing table is inconvenient to slowly lift in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel strain controlled unconfined pressure gauge comprising:

the left side of the mounting base is provided with a motor, the inner side of the mounting base is provided with a lifting mechanism, the upper side of the lifting mechanism is provided with a placing mechanism, the upper side of the mounting base is provided with a support column, and the upper end of the mounting base is provided with a mounting plate;

the mounting base, it is installed in the downside of mounting panel, and the lower extreme of mounting base is provided with the dynamometry ring, the inboard of dynamometry ring is provided with the manometer of installing in the mounting base downside and being used for the dynamometry, and the downside of dynamometry ring is provided with the contact plate.

Preferably, the lifting mechanism comprises a driving rod, an adjusting wheel, an adjusting plate, a connecting rod and a connecting wheel;

the driving rod is arranged at the output end of the motor, the upper side of the driving rod is provided with a connecting wheel, and the inner side of the connecting wheel is fixedly provided with a connecting rod;

and the adjusting wheel is fixedly arranged on the outer side of the connecting rod and positioned on the front side of the connecting wheel, and an adjusting plate is arranged on the upper side of the adjusting wheel.

Preferably, the connecting wheel and the driving rod form a worm and gear structure.

Preferably, the longitudinal section of the adjusting wheel is in a water drop shape, the adjusting wheel and the adjusting plate are in fit type sliding connection, and the adjusting wheel and the connecting rod form an integrated structure through welding.

Preferably, the placing mechanism comprises a placing table, an adjusting rod, an adjusting ring and a limiting rod;

the adjusting rod is installed on the inner side of the placing table, the adjusting ring is arranged on the outer side of the adjusting rod, and the limiting rod is arranged on the right side of the placing table.

Preferably, the adjustable ring is in threaded connection with the adjusting rod, and the adjustable ring is in rotational connection with the placing table.

Preferably, the inner side of the adjusting ring is equiangularly provided with a hole-shaped structure used for being clamped with the limiting rod, the longitudinal section of the limiting rod is L-shaped, and the limiting rod is elastically connected with a protruding structure arranged at the right end of the placing table through a spring.

Compared with the prior art, the utility model has the beneficial effects that: the novel strain control type unconfined pressure gauge can finely adjust the height of the placing table, increase the force measuring effect, slowly lift the placing table and reduce the possibility of rock-soil fracture;

1. the longitudinal section of the adjusting wheel is in a water drop shape, and the adjusting wheel is in fit type sliding connection with the adjusting plate, so that the adjusting plate can slowly move up and down when the adjusting wheel rotates, and the connecting wheel and the driving rod form a worm and gear structure, so that the adjusting wheel has self-locking capability in the rotating process;

2. the adjusting ring is in threaded connection with the adjusting rod and is in rotary connection with the placing table, so that the adjusting ring can drive the placing table to move up and down, and a hole-shaped structure used for being clamped with the limiting rod and the longitudinal section of the limiting rod are arranged at equal angles on the inner side of the adjusting ring, and are L-shaped, so that the adjusting ring can limit;

3. through the rectangle protruding structure that adjusts the pole upside and set up and place the platform and adjust the sliding connection between the pole, can make and place the platform and carry out the oscilaltion and do not rotate to avoid causing the influence of equidirectional power to the ground.

Drawings

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

FIG. 2 is a schematic side view of the connection between the lifting mechanism and the mounting base according to the present invention;

FIG. 3 is a schematic view of the connection structure of the adjusting lever and the placing table;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. installing a base; 2. a motor; 3. a support pillar; 4. mounting a plate; 5. a force measuring ring; 6. a mounting seat; 7. a pressure gauge; 8. a contact plate; 9. a lifting mechanism; 901. a driving lever; 902. an adjustment wheel; 903. an adjusting plate; 904. a connecting rod; 905. an engaging wheel; 10. a placement mechanism; 1001. a placing table; 1002. adjusting a rod; 1003. an adjusting ring; 1004. a limiting rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a novel strain control type lateral-limitation-free pressure instrument comprises a motor 2 arranged on the left side of a mounting base 1, a lifting mechanism 9 arranged on the inner side of the mounting base 1, wherein the lifting mechanism 9 comprises a driving rod 901, an adjusting wheel 902, an adjusting plate 903, a connecting rod 904 and a connecting wheel 905, the driving rod 901 is mounted at the output end of the motor 2, the upper side of the driving rod 901 is provided with the connecting wheel 905, the inner side of the connecting wheel 905 is fixed with the connecting rod 904, the adjusting wheel 902 is fixedly mounted on the outer side of the connecting rod 904 and positioned on the front side of the connecting wheel 905, the adjusting plate 903 is arranged on the upper side of the adjusting wheel 902, a placing mechanism 10 is arranged on the upper side of the lifting mechanism 9, the placing mechanism 10 comprises a placing table 1001, an adjusting rod 1002, an adjusting ring 1003 and a limiting rod 1004, the adjusting rod 1002 is mounted on the inner side of the placing table 1001, the adjusting ring 1003 is arranged on the outer side of the adjusting rod 1002, and the limiting rod 1004 is arranged on the right side of the placing table 1001, a support column 3 is arranged on the upper side of the mounting base 1, a mounting plate 4 is arranged at the upper end of the mounting base 1, a mounting seat 6 is arranged on the lower side of the mounting plate 4, a force measuring ring 5 is arranged at the lower end of the mounting seat 6, a pressure gauge 7 which is arranged on the lower side of the mounting seat 6 and used for measuring force is arranged on the inner side of the force measuring ring 5, and a contact plate 8 is arranged on the lower side of the force measuring ring 5;

when the device is used, as shown in fig. 1, 3 and 4, firstly, the limiting rod 1004 moves upwards, the limiting rod 1004 is disengaged from the adjusting ring 1003, then the adjusting ring 1003 is rotated, the adjusting ring 1003 is in threaded connection with the adjusting rod 1002, the adjusting ring 1003 is in rotational connection with the placing table 1001, the placing table 1001 can be lifted, so that the placing table 1001 can be finely adjusted in height, after the adjusting to a proper height, the limiting rod 1004 is in elastic connection with a convex structure arranged at the right end of the placing table 1001 through a spring, the limiting rod 1004 is engaged with the adjusting ring 1003 again, and then rock soil is placed on the upper side of the placing table 1001;

specifically, as shown in fig. 1 and 2, the motor 2 is started to drive the driving rod 901 to rotate, a worm gear structure is formed by the connecting wheel 905 and the driving rod 901, the connecting wheel 905 can drive the connecting rod 904 fixed on the inner side of the connecting wheel to rotate, the adjusting wheel 902 fixed on the outer side of the connecting rod 904 can rotate, the longitudinal section of the adjusting wheel 902 is in a water drop shape, the adjusting wheel 902 and the adjusting plate 903 are in fit type sliding connection, the adjusting plate 903 can move up and down slowly when the adjusting wheel 902 rotates, the adjusting rod 1002 fixed on the upper end of the adjusting plate 903 can be lifted in a small height, the upper side of rock soil is in contact with the contact plate 8, and the upper end of the contact plate 8 is in contact with the pressure gauge 7 to measure force.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel strain control formula does not have side limit manometer which characterized in that includes:

2. The novel strain controlled unconfined pressure gauge of claim 1, further comprising: the lifting mechanism comprises a driving rod, an adjusting wheel, an adjusting plate, a connecting rod and a connecting wheel;

3. The novel strain controlled unconfined pressure gauge of claim 2, further comprising: the connecting wheel and the driving rod form a worm and gear structure.

4. The novel strain controlled unconfined pressure gauge of claim 2, further comprising: the longitudinal section of the adjusting wheel is in a water drop shape, the adjusting wheel and the adjusting plate are in fit type sliding connection, and the adjusting wheel and the connecting rod form an integrated structure through welding.

5. The novel strain controlled unconfined pressure gauge of claim 1, further comprising: the placing mechanism comprises a placing table, an adjusting rod, an adjusting ring and a limiting rod;

6. The novel strain controlled unconfined pressure gauge of claim 5, wherein: the adjustable ring is threaded connection with the regulation pole, and the adjustable ring is connected for rotating with placing the platform.

7. The novel strain controlled unconfined pressure gauge of claim 5, wherein: the inboard equidistance of adjustable ring is seted up and is used for constituting the poroid structure of block with the gag lever post, and the longitudinal section of gag lever post is "L" type to the gag lever post passes through the spring and constitutes elastic connection with the protruding structure of placing the platform right-hand member setting.