CN211401899U

CN211401899U - Assembled rock-soil body normal position shear test appearance reaction frame

Info

Publication number: CN211401899U
Application number: CN201921933423.3U
Authority: CN
Inventors: 刘兴远
Original assignee: CHONGQING CONSTRUCTION SCIENCE RESEARCH INSTITUTE
Current assignee: Chongqing Institute of Building Science Co.,Ltd.
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-09-01
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses an assembled ground body normal position shear test appearance reaction frame relates to measuring device technical field, this assembled ground body normal position shear test appearance reaction frame, including the loading board, bolt fixedly connected with solid fixed ring is passed through at the top of loading board, the top fixedly connected with internal thread pipe of loading board, and the side surface of internal thread pipe and solid fixed ring's inner wall fixed connection, the circular slot has been seted up to the lower surface of loading board, the inner wall of internal thread pipe and the surface threaded connection of screw rod, the top of screw rod is run through the internal thread pipe and is extended to the top of internal thread pipe, the fixed surface of screw rod is connected with the handle, the bottom of screw rod runs through the internal thread pipe and extends to the inside of circular slot. The utility model discloses a set up solid fixed ring, internal thread pipe, handle, plug-in ground piece and strengthening rib, solved the problem that the loading board on the reaction frame of current assembled ground body normal position shear test appearance takes place the skew easily in the in-service use.

Description

Assembled rock-soil body normal position shear test appearance reaction frame

Technical Field

The utility model relates to a measuring device technical field specifically is an assembled ground body normal position shear test appearance reaction frame.

Background

The shear strength parameter of rock-soil body is an important mechanical index directly related to engineering safety, and said tester is characterized by that a metal probe with horizontal ring blade is placed in a drilled hole, then a radial pressure is applied to the metal probe, so that the horizontal ring blade can be penetrated into the soil layer around the drilled hole, then the probe can be upwards pulled up from ground surface at a certain speed, and a hollow jack can be used for driving the probe to vertically upwards move, and the force for limiting movement can produce a correspondent shear stress under the action of radial pressure, so that the rock-soil body in-situ shear tester can be used for making data measurement of some quantity so as to define internal friction angle and cohesive force of soil body.

In the prior art, the bearing plate on the reaction frame of the assembled rock-soil body in-situ shear tester is generally arranged on the ground, but in actual use, the bearing plate is easy to deviate and influence the measurement data.

SUMMERY OF THE UTILITY MODEL

The utility model provides an assembled ground body normal position shear test appearance reaction frame possesses stable advantage to solve the problem that the loading board on the current assembled ground body normal position shear test appearance reaction frame takes place the skew easily in the in-service use.

For realizing stable purpose, the utility model provides a following technical scheme: the utility model provides an assembled ground body normal position shear test appearance reaction frame, includes the loading board, bolt fixedly connected with solid fixed ring is passed through at the top of loading board, the top fixedly connected with internal thread pipe of loading board, and the side surface of internal thread pipe and solid fixed ring's inner wall fixed connection, the circular slot has been seted up to the lower surface of loading board, the inner wall of internal thread pipe and the surface threaded connection of screw rod, the top of screw rod runs through the internal thread pipe and extends to the top of internal thread pipe, the fixed surface of screw rod is connected with the handle, the bottom of screw rod runs through the internal thread pipe and extends to the inside of circular slot, the bottom swing joint of screw rod has ground piece of inserting.

As the utility model discloses a preferred technical scheme, be connected through the strengthening rib between solid fixed ring and the internal thread pipe, and the both ends of strengthening rib weld respectively on the upper surface of solid fixed ring and the side surface of internal thread pipe.

As a preferred technical scheme of the utility model, insert ground piece including first ground pole, second ground pole and spiral sword of inserting, first ground pole fixed connection is in the bottom of screw rod of inserting, the thread groove has been seted up at the top of second ground pole, the surface of first ground pole of inserting and the inner wall threaded connection of thread groove, spiral sword fixed connection inserts the side surface of ground pole at the second.

As an optimized technical scheme of the utility model, the internal thread pipe constructs as an organic whole with solid fixed ring fixed connection.

As an optimized technical scheme of the utility model, the screw thread direction of internal thread pipe inner wall is opposite with the direction of thread groove inner wall screw thread.

The utility model provides an assembled ground body normal position shear test appearance reaction frame, through setting up solid fixed ring, the internal thread pipe, a handle, insert ground spare and strengthening rib, stretch into the drilling with the metal probe on the shear test appearance reaction frame when using, hold the handle and make its rotation, the internal thread pipe makes the screw rod along self axis pivoted while downstream with the screw rod cooperation, thereby insert ground pole and spiral sword spiral with the second and bore into the soil, similar red wine bottle-opener, thereby fix the loading board, the skew just can not take place for the loading board when using, whole device is also just more stable, convenient to use person's operation more, the effect of improving whole device stability has been reached, the problem that the skew takes place easily in the in-service use for the loading board on the current assembled ground body normal position shear test appearance reaction frame has been solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a front sectional view of the position of the internal threaded pipe of the present invention;

fig. 3 is a front view of the floor plug of the present invention.

In the figure: 1. a carrier plate; 2. a bolt; 3. a fixing ring; 4. an internally threaded tube; 5. a circular groove; 6. a screw; 7. a handle; 8. a ground plug-in; 801. a first ground inserting rod; 802. a second ground inserting rod; 803. a spiral knife; 9. reinforcing ribs; 10. a thread groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, an assembled rock-soil body in-situ shear tester reaction frame comprises a bearing plate 1, wherein the top of the bearing plate 1 is fixedly connected with a fixing ring 3 through a bolt 2, the top of the bearing plate 1 is fixedly connected with an internal thread pipe 4, the side surface of the internal thread pipe 4 is fixedly connected with the inner wall of the fixing ring 3, a circular groove 5 is formed in the lower surface of the bearing plate 1, the inner wall of the internal thread pipe 4 is in threaded connection with the surface of a screw 6, the top of the screw 6 penetrates through the internal thread pipe 4 and extends to the upper side of the internal thread pipe 4, the surface of the screw 6 is fixedly connected with a handle 7, the bottom of the screw 6 penetrates through the internal thread pipe 4 and extends to the inside of the circular groove 5, and.

Specifically, the fixing ring 3 and the internal thread tube 4 are connected by the reinforcing rib 9, and both ends of the reinforcing rib 9 are welded to the upper surface of the fixing ring 3 and the side surface of the internal thread tube 4, respectively.

In this embodiment, the reinforcing rib 9 increases the structural strength between the fixing ring 3 and the internal thread tube 4, so that the internal thread tube 4 is more stable.

Specifically, the ground inserting component 8 includes a first ground inserting rod 801, a second ground inserting rod 802 and a spiral knife 803, the first ground inserting rod 801 is fixedly connected to the bottom of the screw rod 6, a thread groove 10 is formed in the top of the second ground inserting rod 802, the surface of the first ground inserting rod 801 is in threaded connection with the inner wall of the thread groove 10, and the spiral knife 803 is fixedly connected to the side surface of the second ground inserting rod 802.

In this embodiment, can utilize first ground pole 801 to insert into the soil when the soil is harder, when the soil is softer, because the soil is comparatively loose, can utilize spiral sword 803 to insert the area of contact between the soil increase and the soil to make loading board 1 fixed more firm.

Specifically, the internal threaded tube 4 and the fixing ring 3 are fixedly connected into an integral structure.

In this embodiment, the internal threaded tube 4 and the fixing ring 3 are integrally formed.

Specifically, the thread direction of the inner wall of the internally threaded pipe 4 is opposite to the thread direction of the inner wall of the thread groove 10.

In this embodiment, when the handle 7 is turned and the screw rod 6 is turned and moved downward, the thread groove 10 and the second ground rod 802 are ensured to be in the tightening direction, so that the loosening is not caused.

The utility model discloses a theory of operation and use flow: when in use, the metal probe on the reaction frame of the shear tester is extended into the drill hole, when the shear tester meets soft soil, the handle 7 is held and rotated, the internal thread pipe 4 is matched with the screw 6 to ensure that the screw 6 moves downwards along the rotation of the axis of the screw 6, so that the second ground inserting rod 802 and the spiral knife 803 are spirally drilled into the ground, like a red wine bottle opener, the spiral knife 803 increases the contact area with the ground, so that the bearing plate 1 is more firmly fixed, thereby fixing the bearing plate 1, when in use, the bearing plate 1 can not deviate, the whole device is more stable, the operation of a user is more convenient, the effect of improving the stability of the whole device is achieved, when hard soil is met, the second ground inserting rod 802 is unscrewed from the first ground inserting rod 801, the handle 7 is rotated to enable the first ground inserting rod 801 to rotate and move downwards, and the first ground inserting rod 801 is vertically inserted into the soil to fix the bearing plate 1.

In conclusion, the assembled rock-soil body in-situ shear tester reaction frame solves the problem that the bearing plate 1 on the assembled rock-soil body in-situ shear tester reaction frame is easy to deviate in actual use by arranging the fixing ring 3, the internal threaded pipe 4, the handle 7, the ground inserting piece 8 and the reinforcing ribs 9.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides an assembled ground body normal position shear test appearance reaction frame, includes loading board (1), its characterized in that: the top of loading board is through the solid fixed ring of bolt fixedly connected with, the top fixedly connected with internal thread pipe of loading board, and the side surface of internal thread pipe and the solid fixed ring's inner wall fixed connection, the circular slot has been seted up to the lower surface of loading board, the inner wall of internal thread pipe and the surface threaded connection of screw rod, the top of screw rod runs through the internal thread pipe and extends to the top of internal thread pipe, the fixed surface of screw rod is connected with the handle, the bottom of screw rod runs through the internal thread pipe and extends to the inside of circular slot, the bottom swing joint of screw rod has ground plug-in components.

2. The assembled rock-soil body in-situ shear tester reaction frame of claim 1, which is characterized in that: the fixing ring is connected with the internal thread pipe through the reinforcing rib, and the two ends of the reinforcing rib are respectively welded on the upper surface of the fixing ring and the side surface of the internal thread pipe.

3. The assembled rock-soil body in-situ shear tester reaction frame of claim 1, which is characterized in that: the ground inserting component comprises a first ground inserting rod, a second ground inserting rod and a spiral cutter, the first ground inserting rod is fixedly connected to the bottom of the screw rod, a threaded groove is formed in the top of the second ground inserting rod, the surface of the first ground inserting rod is in threaded connection with the inner wall of the threaded groove, and the spiral cutter is fixedly connected to the side surface of the second ground inserting rod.

4. The assembled rock-soil body in-situ shear tester reaction frame of claim 1, which is characterized in that: the internal thread pipe and the fixing ring are fixedly connected into an integral structure.

5. The assembled rock-soil body in-situ shear tester reaction frame of claim 1, which is characterized in that: the thread direction of the inner wall of the internal thread pipe is opposite to the thread direction of the inner wall of the thread groove.