阅读说明：本技术 一种利用地质雷达进行多点测量的辅助装置 (Auxiliary device for multi-point measurement by using geological radar ) 是由 马山青 王志钢 贺雷 董超 刘赫 刘俊博 于 2020-06-18 设计创作，主要内容包括：本发明涉及一种利用地质雷达进行多点测量的辅助装置,包括：固定装置(5)、连接装置(3)和滚动装置(1),地质雷达固定于所述固定装置(5)上,通过连接装置(3)与滚动装置(1)连接,连接装置(3)为伸缩结构,基于测量环境设定伸缩量,进而对雷达高度进行调整,固定装置(5)包括固定板和活动支撑杆,活动支撑杆一端固定于连接装置(3)上,另一端与所述固定板中部转动连接,地质雷达固定安装于所述固定板上,有效解决传统地质雷达测量时,人工托举费劲,长时间托举造成体力不支导致地质雷达与衬砌结构贴合不好以及工人行走晃动导致测线偏移的问题。(The invention relates to an auxiliary device for carrying out multipoint measurement by using a geological radar, which comprises: fixing device (5), connecting device (3) and rolling device (1), geological radar are fixed in on fixing device (5), be connected with rolling device (1) through connecting device (3), and connecting device (3) are extending structure, set for flexible volume based on measuring environment, and then adjust the radar height, and fixing device (5) include fixed plate and movable support pole, and movable support pole one end is fixed in on connecting device (3), the other end with the fixed plate middle part is rotated and is connected, geological radar fixed mounting in when effectively solving traditional geological radar and measuring, artifical lifting is arduous, and long-time lifting causes the body force not enough to lead to geological radar and lining cutting structure laminating not good and the workman's walking to rock the problem that leads to the survey line skew.)

1. An auxiliary device for multipoint measurement using a geological radar, comprising: the device comprises a fixing device (5), a connecting device (3) and a rolling device (1);

the geological radar is fixed on the fixing device (5) and is connected with the rolling device (1) through the connecting device (3); the connecting device (3) is of a telescopic structure, and the telescopic amount is set based on the measuring environment so as to adjust the height of the radar;

the fixing device (5) comprises a fixing plate and a movable supporting rod; one end of the movable supporting rod is fixed on the connecting device (3), the other end of the movable supporting rod is rotatably connected with the middle of the fixed plate, and the geological radar is fixedly arranged on the fixed plate.

2. Auxiliary measuring device according to claim 1, characterized in that the fixing plate comprises two grooved concave plates (501), two spring connecting rods (503), a shoe (504) and a fixing piece; the fixing piece is arranged at the edge of the groove of the concave plate (501);

the bottom support (504) is of a plate-shaped structure, and the middle part of the plate-shaped structure is provided with a through hole which is arranged in parallel and is used for two spring connecting rods (503) to pass through; the two concave plates (501) are respectively fixed at two ends of the two spring connecting rods (503);

the geological radar is arranged on the bottom support (504), the geological radar is clamped in the groove of the concave plate (501) under the elastic action of the spring connecting rod (503), and the fixing piece fixes the geological radar.

3. An auxiliary measuring device as claimed in claim 2, wherein the fixing member comprises: the rotary die comprises a circular plate (502), a toothed belt (508), a rotating shaft (509) and a T-shaped buckle (510);

the circle plate (502) is provided with small holes and is arranged on one side of a groove of the concave plate (501), and the rotating shafts (509) are symmetrically arranged on the other side of the groove;

one end of the toothed belt (508) is fixed on the rotating shaft (509), and the other end of the toothed belt penetrates through the small hole in the circular plate (502) and is connected with the T-shaped buckle (510) for fixing the geological radar.

4. Auxiliary measuring device according to claim 3, characterized in that the movable support bar comprises a flexible support bar (505), a fixing bolt (506) and a telescopic support bar (507);

the telescopic stay bar (507) comprises a sleeve and a sliding rod, and the sliding rod is sleeved in the sleeve and fixed through the fixing bolt (506);

the flexible support rod (505) is of a flexible structure, one end of the flexible support rod is connected with the slide rod, and the other end of the flexible support rod is connected with the bottom support (504).

5. Auxiliary measuring device according to claim 4, characterized in that the connecting device (3) comprises a top plate, a link crane, a trolley (301) and a rectangular frame;

the long edge of the rectangular frame is provided with a groove;

one end of the connecting rod lifting frame is fixed on the bottom surface of the top plate, and the other end of the connecting rod lifting frame is arranged in a groove of the long edge of the rectangular frame through the roller (301);

the telescopic support rod (507) is fixed on the upper surface of the top plate.

6. The auxiliary measuring device as claimed in claim 5, wherein the connecting rod lifting frame is a rod-shaped foldable structure;

the middle part of the rod-shaped foldable structure is provided with a plurality of movable shafts which are arranged in parallel, and the movable shafts are used for realizing the lifting of the connecting rod lifting frame.

7. Auxiliary measuring device according to claim 6, characterized in that said rolling means (1) are wheel-like structures, respectively fixed to 4 top corners of said rectangular frame;

comprises a roller (101), a bearing (102), an embedded shaft (103) and a middle connecting shaft (105);

the roller (101) is connected with the embedded shaft (103) through the bearing (102);

one end of the embedded shaft (103) is connected with the roller (101), and the other end of the embedded shaft is designed to be concave and is inserted into the middle connecting shaft (105);

the middle connecting shaft (105) is a hollow shaft and is positioned between the rollers (101).

8. Auxiliary measuring device according to claim 7, characterized in that the rolling device (1) further comprises a spring (104) and a guide wheel (106);

the spring (104) is positioned in the middle connecting shaft (105) and is connected with the embedded shaft (103); the embedded shaft (103) has an overhanging plate on which the guide wheel (106) is mounted.

9. The auxiliary measuring device of claim 8, further comprising: a lifting power device (2); the lifting power device (2) comprises a first motor (201), a hinge (202) and a cross bar (203);

the first motor (201) is fixed at the lower end of the auxiliary device through the hinge (202); the hinge (202) is connected with the cross bar (203); the cross bar (203) is connected with the rectangular frame.

10. The auxiliary measuring device of claim 9, further comprising: a steering angle control device (4); the rotation angle control device (4) comprises a second electric motor;

the second motor is fixed on the top plate of the connecting device (3).

Technical Field

The invention belongs to the field of underground structure quality detection, and particularly relates to an auxiliary device for performing multipoint measurement by using a geological radar.

Background

Geological radar is an electronic device for detecting underground objects by using a high-frequency electromagnetic wave technology, and is often used for detecting the structural quality of a cable tunnel or a cavity outside the tunnel. In the detection process, in order to ensure the accuracy of the measurement signal, the geological radar antenna needs to be tightly attached to the inner surface of the detected tunnel and move forward along a specified measuring line.

Generally, the types of geological radar antennas which are used more in the detection of a cable channel structure are 500MHZ, 800MHZ, 900MHZ and the like, the weight of the antennas and the weight of matched accessories are generally more than 3kg, personnel need to hold the antennas for working for a long time in a tunnel, the workers are very hard, and the antennas are difficult to ensure to be attached to the surface of a tunnel lining to be detected constantly, so that the acquisition quality of a detection signal is influenced; in addition, the section diameter of cable tunnel is usually more than 2.5m, because people's height is limited, often be difficult to directly measure tunnel roof or top arc position, when examining at present, the measurement personnel often need to lift the antenna with supporting branch of geological radar and detect, but the actual operation degree of difficulty is very big, and personnel's efficiency and work efficiency are very low, also are difficult to guarantee the inseparable laminating of radar antenna and tunnel internal surface, consequently, lead to detecting signal's quality to be difficult to guarantee.

In addition, in the detection process, a tunnel needs to be provided with a plurality of measuring lines at the positions of the vault/top plate, the side wall and the like, so that detection personnel need to perform reciprocating detection for many times, and the detection efficiency is low.

Disclosure of Invention

In order to solve the technical problems that the traditional geological radar in the prior art is heavy, workers are hard to lift, technicians walk and shake to cause line measurement deviation, and the geological radar is not well attached to a lining structure, the invention provides an auxiliary device for performing multi-point measurement by using the geological radar, which comprises: the device comprises a fixing device (5), a connecting device (3) and a rolling device (1);

the geological radar is fixed on the fixing device (5) and is connected with the rolling device (1) through the connecting device (3); the connecting device (3) is of a telescopic structure, and the telescopic amount is set based on the measuring environment so as to adjust the height of the radar;

the fixing device (5) comprises a fixing plate and a movable supporting rod; one end of the movable supporting rod is fixed on the connecting device (3), the other end of the movable supporting rod is rotatably connected with the middle of the fixed plate, and the geological radar is fixedly arranged on the fixed plate.

Preferably, the fixing plate comprises two concave plates (501) with grooves, two spring connecting rods (503), a bottom support (504) and a fixing piece; the fixing piece is arranged at the edge of the groove of the concave plate (501);

the bottom support (504) is of a plate-shaped structure, and the middle part of the plate-shaped structure is provided with a through hole which is arranged in parallel and is used for two spring connecting rods (503) to pass through; the two concave plates (501) are respectively fixed at two ends of the two spring connecting rods (503);

the geological radar is arranged on the bottom support (504), the geological radar is clamped in the groove of the concave plate (501) under the elastic action of the spring connecting rod (503), and the fixing piece fixes the geological radar.

Preferably, the fixing member includes: the rotary die comprises a circular plate (502), a toothed belt (508), a rotating shaft (509) and a T-shaped buckle (510);

the circle plate (502) is provided with small holes and is arranged on one side of a groove of the concave plate (501), and the rotating shafts (509) are symmetrically arranged on the other side of the groove;

one end of the toothed belt (508) is fixed on the rotating shaft (509), and the other end of the toothed belt penetrates through the small hole in the circular plate (502) and is connected with the T-shaped buckle (510) for fixing the geological radar.

Preferably, the movable supporting rod comprises a flexible supporting rod (505), a fixing bolt (506) and a telescopic supporting rod (507);

the telescopic stay bar (507) comprises a sleeve and a sliding rod, and the sliding rod is sleeved in the sleeve and fixed through the fixing bolt (506);

the flexible support rod (505) is of a flexible structure, one end of the flexible support rod is connected with the slide rod, and the other end of the flexible support rod is connected with the bottom support (504).

Preferably, the connecting device (3) comprises a top plate, a connecting rod lifting frame, a roller (301) and a rectangular frame;

the long edge of the rectangular frame is provided with a groove;

one end of the connecting rod lifting frame is fixed on the bottom surface of the top plate, and the other end of the connecting rod lifting frame is arranged in a groove of the long edge of the rectangular frame through the roller (301);

the telescopic support rod (507) is fixed on the upper surface of the top plate.

Preferably, the connecting rod lifting frame is of a rod-shaped foldable structure;

the middle part of the rod-shaped foldable structure is provided with a plurality of movable shafts which are arranged in parallel, and the movable shafts are used for realizing the lifting of the connecting rod lifting frame.

Preferably, the rolling device (1) is a wheel-shaped structure and is respectively fixed at 4 top corners of the rectangular frame;

comprises a roller (101), a bearing (102), an embedded shaft (103) and a middle connecting shaft (105);

the roller (101) is connected with the embedded shaft (103) through the bearing (102);

one end of the embedded shaft (103) is connected with the roller (101), and the other end of the embedded shaft is designed to be concave and is inserted into the middle connecting shaft (105);

the middle connecting shaft (105) is a hollow shaft and is positioned between the rollers (101).

Preferably, the rolling device (1) further comprises a spring (104) and a guide wheel (106);

the spring (104) is positioned in the middle connecting shaft (105) and is connected with the embedded shaft (103); the embedded shaft (103) has an overhanging plate on which the guide wheel (106) is mounted.

Preferably, the auxiliary measuring device further includes: a lifting power device (2); the lifting power device (2) comprises a first motor (201), a hinge (202) and a cross bar (203);

the first motor (201) is fixed at the lower end of the auxiliary device through the hinge (202); the hinge (202) is connected with the cross bar (203); the cross bar (203) is connected with the rectangular frame.

Preferably, the auxiliary measuring device further includes: a steering angle control device (4); the rotation angle control device (4) comprises a second electric motor;

the second motor is fixed on the top plate of the connecting device (3).

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides an auxiliary device for carrying out multipoint measurement by using a geological radar, which comprises: the geological radar measuring device comprises a fixing device (5), a connecting device (3) and a rolling device (1), a geological radar is fixed on the fixing device (5) and is connected with the rolling device (1) through the connecting device (3), the connecting device (3) is of a telescopic structure, the telescopic amount is set based on the measuring environment, the height of the radar is further adjusted, the fixing device (5) comprises a fixed plate and a movable supporting rod, one end of the movable supporting rod is fixed on the connecting device (3), the other end of the movable supporting rod is rotatably connected with the middle of the fixed plate, and the geological radar is fixedly installed on the fixed plate.

2. The auxiliary device for performing multi-point measurement by using the geological radar solves the problem of manual long-time operation, reduces the labor intensity of detection personnel, realizes mechanical lifting of the geological radar antenna, improves the degree of adhesion between the radar antenna and the inner surface of a tunnel, and improves the detection efficiency and the accuracy of measured data.

3. The auxiliary device for multi-point measurement by using the geological radar provided by the invention solves the problem that the geological radar is difficult to directly measure the vault or the top arc position, and improves the applicability of the geological radar in a large-section cable tunnel.

4. The auxiliary device for multi-point measurement by using the geological radar provided by the invention realizes the function of measuring a plurality of areas at one time, and greatly improves the detection efficiency.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an auxiliary measuring device according to the present invention;

FIG. 2 is a schematic view of the auxiliary measuring device of the present invention when retracted;

FIG. 3 is a top view of the lower structure of the auxiliary measuring device of the present invention;

FIG. 4 is an enlarged view of a component 5 of the present invention;

FIG. 5 is an enlarged view of a component 501 of the present invention;

FIG. 6 is an enlarged view of a component 502 of the present invention;

FIG. 7 is an enlarged view of part 3 of the present invention;

FIG. 8 is an enlarged view of the component 1 of the present invention;

FIG. 9 is an enlarged view of part 2 of the present invention;

in the figure: 1-a rolling device; 101-a roller; 102-a bearing; 103-embedded shaft; 104-a spring; 105-a middle connecting shaft; 106-guide wheel 2-lifting power device; 201-motor one; 202-a hinge; 203-a cross bar; 3-a connecting means; 301-a roller; 302-concave groove plate; 303-a connecting rod; 4-a corner control device; 5-a fixing device; 501-concave plate; 502-a loop plate; 503-spring connecting rod; 504-underwire; 505-flexible support rods; 506-fixing the bolt; 507-a telescopic stay bar; 508-toothed belt; 509-a rotating shaft; 510-t-shaped button.

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.