CN219625224U - Scaffold steel pipe strength testing device - Google Patents

Abstract

The utility model belongs to the technical field of strength detection, and discloses a scaffold steel tube strength testing device which comprises a fixed tube, wherein a movable block is movably clamped in the fixed tube, a first movable rod is hinged to the outer annular equiangular degree of the movable block, a second movable rod is hinged to the other side of the first movable rod, and a connecting block is hinged to the middle part of one side, close to the movable block, of the second movable rod. According to the utility model, the detection efficiency of the device is high by the structural cooperation of the movable block, the first movable rod, the second movable rod, the connecting block, the first pressing block, the second pressing block and the like, the threaded rod moves rightwards by pulling the movable column to the outer end, the movable block drives the bottom of the first movable rod to move rightwards, the second pressing block can be tightly contacted with the inner side of the steel pipe, and the detection efficiency of the device is high by the structural cooperation of the movable block, the first movable rod, the second movable rod, the connecting block, the first pressing block, the second pressing block and the like.

Description

Scaffold steel pipe strength testing device

Technical Field

The utility model belongs to the technical field of strength detection, and particularly relates to a scaffold steel tube strength testing device.

Background

The scaffold is a working platform which is erected to ensure that each construction process is smoothly carried out, so that the scaffold is more stable, steel pipes are adopted to be erected at present, the strength of the steel pipes is required to be detected after the steel pipes are produced to ensure the production quality, and the thickness, the length, the impact strength and the like of the steel pipes are required to be detected during the strength detection.

In the prior art, when the thickness of the steel pipe is detected, a micrometer is often used for clamping and measuring the inner side and the outer side of the steel pipe, but in order to ensure the accuracy of detection data, the thickness of different positions of the steel pipe is often required to be measured respectively, and whether the steel pipe has different thickness or not is judged according to the detection data.

Disclosure of Invention

(one) solving the technical problems

In order to solve the problems in the prior art, the utility model provides a scaffold steel pipe strength testing device, the device is inserted into a steel pipe from one side of a movable block, a spring is stretched to be longer by pulling the outer end of the movable column, a second pressing block can be inserted into the steel pipe, a rotating drum is rotated to enable a threaded rod to move rightwards, the threaded rod pulls the movable block rightwards, the movable block drives the bottom of a first movable rod to move rightwards, the degree of an included angle between the first movable rod and the second movable rod is reduced, the outer end of a connecting block is expanded, the second pressing block can be tightly contacted with the inner side of the steel pipe, the movable column is loosened again, the movable column is reset by the elastic force of the spring, the movable column drives a connecting rod, the connecting rod drives the first pressing block to be tightly attached to the outer side of the steel pipe, scales of the movable column are read to measure thickness values, and the scaffold steel pipe strength testing device has the advantage of high detection efficiency.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a scaffold steel pipe intensity testing device, includes the fixed pipe, the inside activity joint of fixed pipe has the movable block, the outside annular equiangular hinge of movable block has first movable rod, the opposite side of first movable rod articulates there is the second movable rod, the second movable rod is close to the middle part of movable block one side and articulates there is the connecting block, the top fixedly connected with second of connecting block presses the briquetting, one side fixedly connected with fixed cylinder of movable block is kept away from to the connecting block, the inside bottom fixedly connected with spring of fixed cylinder, the top fixedly connected with movable column of spring, the top fixedly connected with connecting rod of movable column, the opposite side fixedly connected with of connecting rod is first presses the briquetting, one side bearing connection rotary drum is kept away from to the fixed pipe, the middle part threaded connection of rotary drum has the threaded rod.

Preferably, the outside annular equiangular clamp of fixed pipe has seted up the spout with movable block looks adaptation, one side that the movable block was kept away from to the second movable rod is articulated with fixed pipe.

Preferably, the middle part of the second movable rod, which is close to one side of the first movable rod, is provided with a limit groove, and the fixed cylinder is positioned in the limit groove.

Preferably, the outside of the movable column is movably clamped with the fixed cylinder, and the connecting block is of a T-shaped structure.

Preferably, the first pressing block is located right above the second pressing block, and scale marks are arranged on the outer side of the movable column.

Preferably, the other side of the threaded rod is fixedly connected with the middle part of the movable block, and the threaded rod is positioned in the fixed pipe.

Preferably, the first pressing block and the second pressing block are of arc structures, and the diameter value of the first pressing block is larger than that of the second pressing block.

(III) beneficial effects

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

according to the utility model, the detection efficiency of the device is high by matching the structures of the movable block, the first movable rod, the second movable rod, the connecting block, the first pressing block, the second pressing block and the like, inserting the device into the steel pipe from one side of the movable block, pulling the movable column to the outer end, stretching and lengthening the spring, enabling the second pressing block to be inserted into the steel pipe, rotating the rotary drum, enabling the threaded rod to move rightwards by rotating the rotary drum, pulling the movable block rightwards by the threaded rod, enabling the bottom of the first movable rod to move rightwards by the movable block, enabling the included angle degree of the first movable rod and the second movable rod to be reduced, enabling the connecting block to expand to the outer end, enabling the second pressing block to be in tight contact with the inner side of the steel pipe, loosening the movable column, enabling the movable column to reset by the elastic force of the spring, driving the connecting rod by the movable column, enabling the first pressing block to be tightly attached to the outer side of the steel pipe, reading the scale of the movable column to be the measured thickness value, enabling the thickness values of different positions to be measured simultaneously, and the detection efficiency of the device is high by matching the structures of the movable block, the first movable rod, the second pressing block, the connecting block and the connecting block.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the present utility model;

FIG. 3 is a schematic side cross-sectional view of the present utility model;

FIG. 4 is a schematic view showing the first movable rod, the second movable rod, the connecting block, the fixed cylinder, the spring and the movable column of the present utility model;

in the figure: 1. a fixed tube; 2. a movable block; 3. a first movable lever; 4. a second movable rod; 5. a connecting block; 6. a fixed cylinder; 7. a spring; 8. a movable column; 9. a connecting rod; 10. a first pressing block; 11. a rotating drum; 12. a threaded rod; 13. and a second pressing block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the utility model provides a scaffold steel tube strength testing device, which comprises a fixed tube 1, wherein a movable block 2 is movably clamped in the fixed tube 1, a first movable rod 3 is hinged at equal angles to the outer ring of the movable block 2, a second movable rod 4 is hinged at the other side of the first movable rod 3, a connecting block 5 is hinged at the middle part of one side of the second movable rod 4, which is close to the movable block 2, a second pressing block 13 is fixedly connected at the top of the connecting block 5, a fixed cylinder 6 is fixedly connected at one side, which is far away from the movable block 2, of the connecting block 5, a spring 7 is fixedly connected at the bottom of the inside of the fixed cylinder 6, a movable column 8 is fixedly connected at the top of the spring 7, a connecting rod 9 is fixedly connected at the other side of the connecting rod 9, a first pressing block 10 is fixedly connected at one side, which is far away from the movable block 2, of the fixed tube 1 is connected with a rotary cylinder 11 through a bearing, and a threaded rod 12 is connected at the middle of the rotary cylinder 11 through threads; through inserting the inside of steel pipe with the device from one side of movable block 2, through outwards pulling movable column 8, make the spring 7 tensile extension lengthen, make the second press briquetting 13 can insert the inside of steel pipe, through rotatory rotary drum 11, rotary drum 11 rotation makes threaded rod 12 remove right, threaded rod 12 pulls movable block 2 right, movable block 2 drives the bottom of first movable rod 3 and moves right, make the contained angle degree of first movable rod 3 and second movable rod 4 reduce, make connecting block 5 outwards end expansion, make second press briquetting 13 can with the inboard in close contact of steel pipe, loosen movable column 8 again, make movable column 8 reset through the elasticity of spring 7, drive connecting rod 9 through movable column 8, connecting rod 9 drives first press briquetting 10 and hugs closely in the outside of steel pipe, the scale of reading movable column 8 is for measuring thickness value, thickness value through the device can survey different positions simultaneously, make the detection efficiency of device high.

As shown in fig. 1 to 4, a chute matched with the movable block 2 is formed in an annular equal-angle clamp on the outer side of the fixed pipe 1, one side, away from the movable block 2, of the second movable rod 4 is hinged with the fixed pipe 1, a limit groove is formed in the middle of one side, close to the first movable rod 3, of the second movable rod 4, the fixed cylinder 6 is positioned in the limit groove, the outer side of the movable column 8 is movably clamped with the fixed cylinder 6, the connecting block 5 is of a T-shaped structure, the first pressing block 10 is positioned right above the second pressing block 13, scale marks are arranged on the outer side of the movable column 8, the other side of the threaded rod 12 is fixedly connected with the middle of the movable block 2, the threaded rod 12 is positioned in the fixed pipe 1, the first pressing block 10 and the second pressing block 13 are of arc structures, and the diameter value of the first pressing block 10 is larger than that of the second pressing block 13; can carry out spacingly through the spout to movable block 2, can support spacingly through fixed pipe 1 to second movable rod 4, can carry out spacingly through the spacing groove to fixed section of thick bamboo 6, hug closely in the outside of steel pipe through first pressing the briquetting 10, the second presses briquetting 13 to hug closely in the inboard of steel pipe, first pressing the briquetting 10 and the second presses the interval value of briquetting 13 and is the steel pipe thickness of position that is measured, through measuring thickness in different positions simultaneously, can judge whether the thickness of steel pipe is even according to the data value that surveys for the detection efficiency of device is high.

The working principle and the using flow of the utility model are as follows:

firstly, an operator inserts the device into the steel pipe from one side of the movable block 2, pulls the movable column 8 to the outer end, stretches and lengthens the spring 7, enables the second pressing block 13 to be inserted into the steel pipe, rotates the rotary drum 11, enables the threaded rod 12 to move rightwards through rotating the rotary drum 11, pulls the movable block 2 rightwards through the threaded rod 12, enables the bottom of the first movable rod 3 to move rightwards through the movable block 2, enables the included angle degree of the first movable rod 3 and the second movable rod 4 to be reduced, enables the connecting block 5 to expand to the outer end, enables the second pressing block 13 to be in tight contact with the inner side of the steel pipe, loosens the movable column 8, enables the movable column 8 to reset through the elastic force of the spring 7, drives the connecting rod 9 through the movable column 8, enables the first pressing block 10 to be clung to the outer side of the steel pipe through the rotary drum 11, and reads the scale of the movable column 8 to obtain a thickness value, and the operation is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "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.

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

Claims (7)

1. Scaffold steel pipe intensity testing arrangement, including fixed pipe (1), its characterized in that: the inside activity joint of fixed pipe (1) has movable block (2), the outside annular equiangular hinge of movable block (2) has first movable rod (3), the opposite side of first movable rod (3) articulates there is second movable rod (4), the middle part that second movable rod (4) is close to movable block (2) one side articulates there is connecting block (5), the top fixedly connected with second press briquetting (13) of connecting block (5), one side fixedly connected with fixed cylinder (6) of movable block (2) are kept away from to connecting block (5), the inside bottom fixedly connected with spring (7) of fixed cylinder (6), the top fixedly connected with movable column (8) of spring (7), the top fixedly connected with connecting rod (9) of movable column (8), the opposite side fixedly connected with first press briquetting (10) of connecting rod (9), one side bearing connection that movable block (2) were kept away from to fixed pipe (1) has rotary drum (11), the middle part threaded connection of rotary drum (11) has threaded connection (12).

2. The scaffold steel tube strength testing device according to claim 1, wherein: the outside annular equiangle card of fixed pipe (1) is offered and is had the spout with movable block (2) looks adaptation, one side that movable block (2) was kept away from to second movable rod (4) is articulated with fixed pipe (1).

3. The scaffold steel tube strength testing device according to claim 1, wherein: the middle part of the second movable rod (4) close to one side of the first movable rod (3) is provided with a limit groove, and the fixed cylinder (6) is positioned in the limit groove.

4. The scaffold steel tube strength testing device according to claim 1, wherein: the outer side of the movable column (8) is movably clamped with the fixed cylinder (6), and the connecting block (5) is of a T-shaped structure.

5. The scaffold steel tube strength testing device according to claim 1, wherein: the first pressing block (10) is positioned right above the second pressing block (13), and scale marks are arranged on the outer side of the movable column (8).

6. The scaffold steel tube strength testing device according to claim 1, wherein: the other side of the threaded rod (12) is fixedly connected with the middle part of the movable block (2), and the threaded rod (12) is positioned in the fixed pipe (1).

7. The scaffold steel tube strength testing device according to claim 1, wherein: the first pressing block (10) and the second pressing block (13) are of arc structures, and the diameter value of the first pressing block (10) is larger than that of the second pressing block (13).