CN215701091U

CN215701091U - Cable force testing device capable of adjusting normal direction

Info

Publication number: CN215701091U
Application number: CN202121895311.0U
Authority: CN
Inventors: 李柯燃; 魏明宇; 贾斌; 田学刚
Original assignee: Sichuan Institute of Building Research
Current assignee: Sichuan Institute of Building Research
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-01
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a cable force testing device capable of adjusting a normal direction, which comprises two or more main body components, wherein the main body components are mutually connected to form a cavity capable of containing a testing body, a cable force testing sensor is arranged outside the cavity on the main body components, a screw for fixing the tested body is also arranged on the main body components, the main body component of the testing device is fixed with the tested body through a fixing screw, the cable force testing sensor is arranged on the main body component, the main body component can fix a plumb direction, and other angles of an included angle between the main body component and the plumb direction can be accurately found after the sensor is arranged. When the test body is not horizontal, the adjusting screw can adjust the included angle between the device and the length direction of the cable, and the top surface of the device can still be adjusted to be horizontal so as to test the acceleration in the plumb direction.

Description

Cable force testing device capable of adjusting normal direction

Technical Field

The utility model relates to a detection device, in particular to a cable force testing device capable of adjusting a normal direction.

Background

In the cable force test of a complex cable structure, the vibration condition of a certain external normal direction of a cable to be tested can be met, the cable force test sensor is fixed by the traditional instrument in the modes of gluing, binding and the like, the cable force test sensor cannot be accurately arranged at a corresponding angle in the process of measuring for many times, and displacement is easy to generate.

Because the cable can produce the bending under the dead weight, need adjust the direction that becomes certain fixed contained angle to cable force test sensor to the long direction of cable in some times, traditional fixed mode usually can't adjust with the long direction angle of test body, because the deviation of cable force test sensor measurement angle easily to lead to measuring result's error.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable force testing device capable of adjusting the normal direction, which solves the problems that the cable force of a testing body in a bending state cannot be tested during the cable force testing and the measurement result has deviation due to instable installation of the testing device.

The utility model is realized by the following technical scheme:

the cable force testing device comprises at least two main body parts, wherein the two main body parts are connected with each other to form a cavity capable of containing a testing body, cable force testing sensors are arranged on one sides, far away from the cavity, of the two main body parts, threaded holes capable of being provided with screws are formed in the main body parts, screws used for fixing the testing body can be arranged in the threaded holes, at least one group of screw axis connecting lines of the screws penetrate through the center of the testing body, and at least one group of screw axis connecting lines of the screws penetrate through the center of the testing body.

The two main body parts are connected with each other, and can be detachably connected or fixedly connected, the two main body parts or the plurality of main body parts are connected with each other and can be connected into a cavity for accommodating the testing body, a cable force testing sensor is fixedly arranged outside the cavity and used for detecting cable force, a screw is arranged on the main body part, and the main body part with the cable force testing sensor can be fixedly arranged on the testing body through the screw. The main part can be fixed on the test body, thereby guarantee the plumb direction through the screw assurance position, the screw has at least a set of screw axis line to pass the test body center, just can make between two screws one and then retreat backward to stretching forward one, adjusts two contained angles that list screw adjustable device and test body length direction simultaneously, when the test body is not horizontal, still can adjust the level with the device top surface and then test plumb direction acceleration. When the test body is bent, the depth of the relative screw can be adjusted, so that the direction of the main body part is adjusted, the position of the cable force test sensor is changed, and the pointing stability of the cable force test sensor is ensured by fixing the stability of the main body part in the multi-direction test process.

Preferably, the main body part comprises two fixing panels and a connecting panel, at least one threaded hole is formed in the center of each fixing panel, the two fixing panels are connected to two opposite sides of the connecting panel, included angles are formed between the two connecting panels and the fixing panels, the connecting panels and the fixing panels are identical in shape and size, so that an open slot is formed, and the two main body parts are connected to enable the two open slots to form a cavity. The cross section of the cavity is preferably an octagon or a regular polygon, the cross section of the test piece is generally circular, the size and shape of the panel are uniform, the cavity formed by enclosing the cavity is a regular polygon cavity, the cable force test sensor is installed on the outer side of the polygon device, the direction of the plumb bob can be determined by the octagon, and during general test, the found angles are 45 degrees, 90 degrees and 135 degrees, the plumb bob direction can be determined by the octagon, and the angles in all directions including the plumb bob direction can be accurately found. Therefore, the regular octagonal cavity column is the optimal choice, and the side face of the regular octagonal cavity column is connected with a screw to fix the test piece.

Preferably, a connecting sheet is arranged at one end of each fixing panel far away from the connecting panel, the connecting sheets opposite to the two main body parts can be in seamless lap joint, a bolt connecting hole is formed in each connecting sheet, and a bolt arranged on each bolt connecting hole is used for connecting the two main body parts. The two connecting pieces are in seamless lap joint, wherein the seamless lap joint means that one surface of one connecting piece is completely contacted and attached with one surface of the other connecting piece, two or more main body parts are connected with each other, and the two or more main body parts are connected by using bolts, so that the bolt connection effect is good, the connection is firm, and the equipment is convenient to repair and replace if the equipment has problems.

Preferably, the fixing panel is a flat panel, two threaded holes are formed in the center of the fixing panel, and the connecting line of the two threaded holes is parallel to the side edge of the fixing panel connected with the connecting panel. Set up two screw holes or more than two screw holes on the fixed plate for the relative position of fixed main part and test body, parallel and the side setting between two screw holes guarantees installation stability, can not lead to the clamp force direction inconsistent because of the contained angle problem, and is fixed stable inadequately.

Preferably, connection panel is square, connection panel keeps away from the fixed installation component that sets up cable force test sensor in one side of cavity, connection panel sets up to the square of rule, the installation component of cable force test sensor easy to assemble, and cable force test sensor installation component installs and more convenient and need not consider and the fastening bolt between the interference problem in connection panel's the outside, can satisfy general engineering demand, and keep the expansibility, and cable force test sensor installs on connection panel, installation component and cable force test sensor can use and can dismantle the connection, also can use fixed connection, the optimal selection adopts and can dismantle the connection, make things convenient for the later stage to change.

Preferably, the main body part of the cable force test sensor is arranged on one side, far away from the open slot, of the connecting panel, the sensing head of the cable force test sensor is installed on the connecting panel, and the sensing head of the cable force test sensor can be changed along with the change of the position of the connecting panel. The main body part of the cable force test sensor is arranged on the connecting panel, and all directions of the induction head can be ensured, so that the induction head of the cable force test sensor can be ensured to be capable of detecting by the cable force test sensor.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the utility model provides a cable force testing device capable of adjusting a normal direction, wherein a main body part of the testing device is fixed with a tested body through a fixing screw, a cable force testing sensor is arranged on the main body part, the plumb direction can be fixed by the main body part, and other angles of an included angle between the cable force testing sensor and the plumb direction can be accurately found after the cable force testing sensor is arranged.

2. The utility model provides a normal direction adjustable cable force testing device, wherein a main body part of the testing device is fixed with a tested body through a fixing screw, and meanwhile, the screw is adjusted to adjust an included angle between the device and the length direction of a cable, so that when the tested body is not horizontal, the top surface of the device can still be adjusted to be horizontal, and further the acceleration in the plumb direction can be tested.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic view of an assembly diagram of the entire device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a main body according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an assembly diagram mounted on a bending test body according to an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1. the main part, 101 fixed panel, 102 connection panel, 103 connection piece, 104 screw hole, 2 screws, 3 test body, 4 bolts, 5 cable force test sensor installation portions.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Examples

The embodiment provides a cable force testing device capable of adjusting a normal direction, as shown in fig. 1, fig. 2 and fig. 3, the cable force testing device comprises at least two main body components 1, the two main body components 1 are connected with each other to form a cavity capable of accommodating a testing body, cable force testing sensors are arranged on one sides, far away from the cavity, of the two main body components 1, a threaded hole 101 capable of being provided with a screw 2 is formed in the main body component 1, the screw 2 arranged on the threaded hole 101 is used for fixing the testing body, and at least one group of axis connecting lines of the screws 2 opposite in position penetrates through the center of the testing body.

Two main body parts 1 are connected with each other, either detachably or fixedly, two main body parts 1 or a plurality of main body parts 1 are connected with each other and can be connected into a cavity with a containing test body 3, a cable force test sensor is fixedly arranged outside the cavity and used for detecting cable force, a screw 2 is arranged on the main body part, the main body part 1 with the cable force test sensor can be fixedly arranged on the test body 3 by the screw 2, the screw 2 has at least one group of axis connecting lines of the screws 2 which are opposite in position and pass through the center of the test body 3, so that one screw 2 can extend forwards and the other screw 2 can retreat certainly, the main body part 1 can be fixed on the test body 3, the position is ensured by the screw 2 so as to ensure the plumb direction, the screw 2 has at least one group of axis connecting lines of the screws 2 which pass through the center of the test body, just can make between two screws 2 one toward stretching forward one then retreat, adjust two contained angles that two rows of screw 2 adjustable device and the 3 length direction of test body simultaneously, when the test body 3 is not the level, still can adjust the level with the device top surface and then test plumb direction acceleration. When the test body 3 is bent, the depth of the screw 2 which is used for adjusting the relative position can be adjusted, so that the direction of the main body component 1 can be adjusted, the position of the cable force test sensor can be changed, and the pointing stability of the cable force test sensor can be ensured by fixing the stability of the main body component 1 in the multi-direction test process.

The main body part 1 comprises two fixing panels 101 and a connecting panel 102, at least one threaded hole 104 is formed in the center of the fixing panel 101, the two fixing panels 101 are connected to two opposite sides of the connecting panel 102, an included angle is formed between the two fixing panels 101 and the connecting panel 102, the connecting panel 102 and the fixing panels 101 are identical in shape and size, so that an open slot is formed, and the two main body parts 1 are connected with each other to form a cavity surrounded by the two open slots. The cross section shape of cavity is preferably a regular octagon or other regular polygons, because the cross section of test piece 3 is generally circular, the shape size of panel is unanimous and then can guarantee to enclose synthetic cavity for regular polygon's cavity, because the cable force test sensor is installed in the polygon device outside, the plumb direction can be confirmed to the octagon, and during general experimental test, the angle of looking for is 45 °, 90 °, 135 °, utilizes the octagon can confirm the plumb direction, then can accurately look for with the plumb direction contained angle be 45 °, 90 °, 135 ° each angle. Therefore, the regular octagonal cavity column is the optimal choice, and the testing piece 3 is fixed by the side face connecting screw 2 of the regular octagonal cavity column. The cavity is used for accommodating the test body 3, and the screw 2 is connected into the threaded hole 104 formed in the original main body component 1 to extrude the test body 3 and fix the test body 3, so that the position of the test body 3 is fixed.

The end of the two fixing panels 101 far away from the connecting panel 102 is provided with a connecting piece 103, the connecting pieces 103 of the two main body parts 1 can be overlapped without seam, the connecting piece 103 is provided with a bolt connecting hole 105, and a bolt 4 arranged on the bolt connecting hole 105 is used for connecting the two main body parts 1. The two connecting pieces 103 are in seamless lap joint, the seamless lap joint means that one surface of the connecting piece 103 of one main body part 1 is completely contacted and attached with one surface of the connecting piece 103 of the other main body part 1, the two or more main body parts 1 are connected with each other by using the bolt 4, the bolt 1 has better connecting effect, is connected and fastened, and is convenient to disassemble, repair and replace if a cable force test sensor has a problem. The connecting sheet 103 is arranged on the fixed panel 101, the connecting sheet 103 is connected with the fixed panel 101 at one side to ensure complete connection, and the bolt connecting holes 105 are arranged according to the required connecting length to ensure the stable connection of the two main body parts 1.

The fixing panel 101 is a flat panel, two threaded holes 104 are formed in the fixing panel 101 and are installed in the center, and the connecting line of the two threaded holes 104 is parallel to the side edge where the fixing panel 101 and the connecting panel 102 are connected. Set up a screw hole 104 or more than two screw holes 104 on the fixed panel 101 for the relative position of fixed main part 101 and test body 3, parallel and the side setting between two screw holes 104 guarantees installation stability, can not lead to the clamp force direction inconsistent because of the contained angle problem, and is fixed stable inadequately. The axis setting of screw hole 104 is perpendicular to fixed panel 101, and when fixed panel 101 set up to the dull and stereotyped purpose was connected with screw 2, the nail head portion and the planar panel of screw 2 more adapt, if set up curved panel, area of contact is not big like the planar panel, and the stability of planar panel after mounting means and installation is all better, so fixed panel 101 sets up to the planar panel.

Connecting panel 102 is square, and connecting panel 102 keeps away from the fixed mounting part 5 that sets up cable force test sensor in one side of cavity, and the purpose that sets up mounting part 5 is that the cable force test sensor can be convenient when using to damage changes new cable force test sensor, need not change whole device, then can not cause the waste. Connection panel 102 sets up to the square of rule, easy to assemble cable force test sensor's installation component 5, and cable force test sensor's installation component 5 is installed in connection panel 102's the outside more convenient, because need not consider the interference problem between cable force test sensor and the bolt 4, can satisfy general engineering demand, but remain the expansibility again, installation component 5 can use with cable force test sensor and can dismantle the connection, the optimal selection adopts can dismantle the connection, make things convenient for the later stage to change, make things convenient for the maintenance in later stage. And the cable force test sensor is arranged on the connecting panel, and no screw is arranged on the connecting sheet, so that if the mounting head of the cable force test sensor is required to be arranged on the connection.

The main body part 1 of the cable force test sensor is installed at one side of the opening groove on the connection panel 102, and the sensing head of the cable force test sensor is installed on the connection panel 102, and the sensing head of the cable force test sensor can be changed along with the change of the position of the connection panel 102. The main body of the cable force test sensor is mounted on the connection panel 102, so that the inductive head can be stably mounted in all directions, and the inductive head of the cable force test sensor can detect all angles.

The whole device is realized by firstly installing the screw 2 on the main body part 1 and the installation part 5 of the cable force test sensor to ensure stable installation, then installing the cable force test sensor on the installation part 5 of the main body part after installation, preparing two or more main body parts 1 after wiring is finished, hooping the detection body 3, installing the relative positions of the connecting pieces 103 of the two main body parts 1, enabling the bolt connecting holes 105 to be opposite, connecting the bolt 4, connecting the two main body parts through the bolt 4, then screwing the screw 2, enabling the screw 2 to mutually connect and fix the main body parts 1 and the detection body 3, completing installation of the whole device, fixing the screw on the main body parts when testing is needed, determining the direction of a plumb, and testing cable force of each detection body bending to each angle by each induction head.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The cable force testing device capable of adjusting the normal direction is characterized by comprising two main body parts, wherein the two main body parts are connected with each other to form a cavity capable of containing a testing body, cable force testing sensors are arranged on one sides, far away from the cavity, of the two main body parts, threaded holes capable of being provided with screws are formed in the main body parts, the screws arranged on the threaded holes are used for fixing the testing body, and at least one group of axis connecting lines of the screws in opposite positions penetrates through the center of the testing body.

2. The device for testing cable force capable of adjusting normal direction according to claim 1, wherein the main body component comprises two fixing panels and a connecting panel, the fixing panel is provided with at least one threaded hole at a central position, the two fixing panels are connected to two opposite sides of the connecting panel, and the two connecting panels are connected with the fixing panel at an included angle, so as to form an open slot, and the two main body components are connected so that the two open slots enclose to form the cavity.

3. The normal direction adjustable cable force testing device according to claim 2, wherein a connecting piece is arranged at one end of each of the two fixing panels, which is far away from the connecting panel, the connecting pieces of the two main body parts can be overlapped seamlessly, a bolt connecting hole is formed in each connecting piece, and a bolt arranged on each bolt connecting hole is used for connecting the two main body parts.

4. The device for testing cable force capable of adjusting the normal direction according to claim 2, wherein the fixing panel is a flat panel, two threaded holes are formed in the center of the fixing panel, and the connecting line of the two threaded holes is parallel to the connecting side of the fixing panel and the connecting panel.

5. The cable force testing device capable of adjusting the normal direction according to claim 2, wherein the connecting panel is square, and a mounting component of the cable force testing sensor is fixedly arranged on one side of the connecting panel away from the cavity.

6. The cable force testing device of claim 2, wherein the main body of the cable force testing sensor is disposed on a side of the connection panel away from the opening slot, and the sensing head of the cable force testing sensor is mounted on the connection panel, and the sensing head of the cable force testing sensor can change according to the change of the position of the connection panel.