CN114720108A

CN114720108A - Scaffold fastener test tool

Info

Publication number: CN114720108A
Application number: CN202210327912.4A
Authority: CN
Inventors: 王雅芳; 周晓英
Original assignee: Shaoxing Jianke Engineering Testing Co ltd
Current assignee: Shaoxing Jianke Engineering Testing Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-08

Abstract

A scaffold fastener test tool belongs to the technical field of engineering detection equipment; by arranging the debugging frame, when the guide rail group is assembled on the mounting bottom plate, the mounting bottom plate can be fixedly connected with the bearing bottom plate through the screws in advance, and the sliding block is pushed by screwing the adjusting screw, so that the fine adjustment of the guide slide rail is realized, and the assembly efficiency of the test tool is increased; by arranging the lifting cylinder, when the fastener is detected, the two clamping plates can be pressed to move the pin out of the positioning hole, and the vertical height of the lower pressing block can be quickly adjusted by vertically moving the height of the lifting cylinder; through setting up the centre gripping group, after the centre gripping group goes up the fastener that the clamping needs to be detected, twist through interior hexagonal spanner and move the adjusting gear, can rotate the fastener after the clamping, the fastener that the convenience will need to detect aligns with lower briquetting, conveniently detects the fastener, increases detection efficiency.

Description

Scaffold fastener test tool

Technical Field

The invention belongs to the technical field of engineering detection equipment, and particularly relates to a scaffold fastener test tool.

Background

In the engineering construction of buildings, municipal works, water conservancy, chemical engineering, metallurgy, coal, ships and the like, a large number of steel pipe scaffolds are adopted to adapt to the development of the engineering construction. The connection between the steel pipes of the scaffold is formed by various fasteners of national standards, such as right-angle fasteners, rotating fasteners, butt-joint fasteners and the like, wherein the right-angle fasteners are used for connecting two steel pipes which are vertical to each other. For the safety of connection, the connection performance of the right-angle fastener must meet national standards, such as the anti-sliding performance and the anti-torsion rigidity of the right-angle fastener. At present, the detection of fastener torsional rigidity, the industry still adopt different test device separately to detect, and current test device is inefficient, not standard, and the commonality is lower, and measurement accuracy is not high, therefore has the potential safety hazard.

Disclosure of Invention

The invention mainly solves the technical problems in the prior art and provides a scaffold fastener test tool.

The technical problem of the invention is mainly solved by the following technical scheme: a scaffold fastener test tool comprises a bearing bottom plate, wherein two sides of the upper surface of the bearing bottom plate are respectively provided with a group of guide rail groups, each group of guide rail groups comprises an installation bottom plate fixedly connected with the bearing bottom plate, the outer side of the upper surface of the installation bottom plate is provided with a guide slide rail, the guide slide rails are fixedly connected onto the installation bottom plate through screws, the guide slide rails are slidably connected with two sliding blocks, a connecting plate is erected between the two sliding blocks, the installation bottom plate on the inner sides of the front end and the rear end of each guide slide rail is provided with a group of debugging frames, each debugging frame comprises a vertical part and a horizontal part, the horizontal part is attached to the upper surface of the installation bottom plate, the vertical part is fixedly connected onto the inner side surface of the installation bottom plate, the horizontal part is slidably connected with a push block, the outer end of the push block abuts against the guide slide rails, and the upper end part of the vertical part is in threaded connection with an adjusting screw, the inner end of the adjusting screw is abutted against the push block.

Preferably, two sets of erect a portal frame between the guide rail group, the bottom fixed connection of portal frame is on the connecting plate of two sets of guide rail groups, the intermediate position sliding connection of portal frame has a section of thick bamboo that goes up and down, the upper end of a section of thick bamboo is equipped with down the buttressing board, the left and right sides equidistance of a section of thick bamboo that goes up and down is equipped with a plurality of locating holes, sliding connection has a depression bar down in the section of thick bamboo that goes up, the upper end of depression bar is equipped with a buttressing board down, the cover is equipped with first spring on going up the depression bar between buttressing board and the lower buttressing board, the lower extreme of depression bar is equipped with a briquetting down.

Preferably, two rotating shafts are symmetrically arranged on portal frames on two sides of the lifting cylinder, two clamping plates are sleeved on the rotating shafts, pins matched with the positioning holes are arranged on the inner side faces of the rear ends of the two clamping plates, and second springs are connected between the front ends of the two clamping plates.

Preferably, two bearing abutting plates between the guide sliding rails are provided with two groups of clamping groups, each group of clamping group comprises an installation base fixedly connected with the bearing bottom plate, the upper surface of the installation base is rotated and connected with a rotary tooth holder, the upper end of the rotary tooth holder is fixedly connected with a clamping sleeve, an adjusting gear is rotatably connected onto the installation base outside the rotary tooth holder, the upper surface of the adjusting gear is provided with an inner hexagonal counter bore, and the adjusting gear is meshed with the rotary tooth holder and is connected with the rotary tooth holder.

The invention has the following beneficial effects:

by arranging the debugging frame, when the guide rail group is assembled on the mounting bottom plate, the mounting bottom plate can be fixedly connected with the bearing bottom plate through the screws in advance, and the sliding block is pushed by screwing the adjusting screw, so that the fine adjustment of the guide slide rail is realized, and the assembly efficiency of the test tool is increased;

by arranging the lifting cylinder, when the fastener is detected, the two clamping plates can be pressed to move the pin out of the positioning hole, and the vertical height of the lower pressing block can be quickly adjusted by vertically moving the height of the lifting cylinder;

through setting up the centre gripping group, after the centre gripping group goes up the fastener that the clamping needs to be detected, twist through interior hexagonal spanner and move the adjusting gear, can rotate the fastener after the clamping, the fastener that the convenience will need to detect aligns with lower briquetting, conveniently detects the fastener, increases detection efficiency.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a configuration of the debugging rack of the present invention;

FIG. 3 is a schematic view of a clamping plate according to the present invention;

FIG. 4 is a view of the right angle fastener of the present invention in use;

fig. 5 is a diagram of a state of use of the disc buckle tested by the present invention.

In the figure: 1. a load floor; 2. mounting a bottom plate; 3. a guide slide rail; 4. a slider; 5. a connecting plate; 6. a vertical portion; 7. a horizontal portion; 8. a push block; 9. an adjusting screw; 10. a gantry; 11. a lifting cylinder; 12. a lower support plate; 13. positioning holes; 14. a lower pressure lever; 15. an upper resisting plate; 16. a first spring; 17. pressing the block; 18. a rotating shaft; 19. a clamping plate; 20. a pin; 21. a second spring; 22. installing a base; 23. rotating the tooth holder; 24. a clamping sleeve; 25. adjusting the gear; 26. and (4) forming an inner hexagonal counter bore.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example (b): a scaffold fastener test tool is shown in figures 1-5 and comprises a bearing bottom plate 1, wherein two sets of guide rail sets are respectively arranged on two sides of the upper surface of the bearing bottom plate 1, each set of guide rail set comprises an installation bottom plate 2 fixedly connected with the bearing bottom plate 1, a guide slide rail 3 is arranged on the outer side of the upper surface of the installation bottom plate 2, the guide slide rail 3 is fixedly connected onto the installation bottom plate 2 through screws, two slide blocks 4 are slidably connected onto the guide slide rail 3, a connecting plate 5 is erected between the two slide blocks 4, a set of debugging frames are respectively arranged on the installation bottom plate 2 on the inner sides of the front end and the rear end of the guide slide rail 3, each debugging frame comprises a vertical part 6 and a horizontal part 7, the horizontal part 7 is attached to the upper surface of the installation bottom plate 2, the vertical part 6 is fixedly connected onto the inner side surface of the installation bottom plate 2, and a push block 8 is slidably connected onto the horizontal part 7, the outer end of the push block 8 abuts against the guide slide rail 3, the upper end part of the vertical part 6 is in threaded connection with an adjusting screw 9, and the inner end of the adjusting screw 9 abuts against the push block 8; two sets of erect a portal frame 10 between the guide rail group, the bottom fixed connection of portal frame 10 is on the connecting plate 5 of two sets of guide rail groups, the intermediate position sliding connection of portal frame 10 has a lift section of thick bamboo 11, the upper end of lift section of thick bamboo 11 is equipped with down buttressing board 12, the left and right sides equidistance of lift section of thick bamboo 11 is equipped with a plurality of locating holes 13, sliding connection has a depression bar 14 in the lift section of thick bamboo 11, the upper end of depression bar 14 is equipped with a butt plate 15 down, go up butt plate 15 and down butt plate 12 between down and go up the cover and be equipped with first spring 16 on the depression bar 14, the lower extreme of depression bar 14 is equipped with a lower briquetting 17 down.

Two rotating shafts 18 are symmetrically arranged on the portal frame 10 on two sides of the lifting cylinder 11, a clamping plate 19 is sleeved on each of the two rotating shafts 18, pins 20 matched with the positioning holes 13 are arranged on the inner side surfaces of the rear ends of the two clamping plates 19, and a second spring 21 is connected between the front ends of the two clamping plates 19; two be equipped with two sets of centre gripping groups on the board that bears between the direction slide rail 3, every group centre gripping group include one with the installation base 22 that bears 1 fixed connection of bottom plate, the upper surface of installation base 22 rotates and is given to be connected with a rotatory toothholder 23, centre gripping cover 24 of upper end fixedly connected with of rotatory toothholder 23, it is connected with an adjusting gear 25 to rotate on the installation base 22 in the rotatory toothholder 23 outside, the upper surface of adjusting gear 25 is equipped with an interior hexagonal counter bore 26, adjusting gear 25 is connected with rotatory toothholder 23 meshing.

The principle of the invention is as follows: firstly, when a test tool is assembled, two groups of guide rail groups are arranged in parallel, and two groups of clamping groups are arranged in the middle of the two groups of guide rail groups;

1. when the right-angle fastener is required to be detected, firstly, two steel pipes are fixedly connected through the right-angle fastener, one of the steel pipes is inserted into the clamping sleeve 24 of one of the clamping groups, the clamping is realized, the two steel pipes are arranged at 90 degrees, the height of the lifting cylinder 11 is adjusted according to the height of the horizontal steel pipe, the height of the lower pressing block 17 is adjusted to be 10-15 cm above the horizontal steel pipe, the lifting cylinder 11 is fixed through the pin 20, the upper supporting plate 15 is pressed through hydraulic test equipment, the lower pressing rod 14 is driven to be pressed downwards, the lower pressing block 17 is used for pressing the horizontal steel pipe, and the detection of the right-angle fastener is realized.

2. When the disc buckles need to be detected, firstly, two steel pipes provided with the disc buckles are respectively inserted into the clamping sleeves 24 of the two clamping groups and fixedly connected, a horizontal rod is connected between the two disc buckles and connected with the two disc buckles, the height of the lifting cylinder 11 is adjusted according to the height of the horizontal rod, the height of the lower pressing block 17 is adjusted to be 10-15 cm above the horizontal rod, the lifting cylinder 11 is fixed by using the pin 20, the upper pressing plate 15 is pressed down through hydraulic test equipment to drive the lower pressing rod 14 to press down, the lower pressing block 17 is used for pressing the horizontal rod, and the disc buckles are detected.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the invention is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.

Claims

1. The utility model provides a scaffold frame fastener test frock, includes load-bearing bottom plate (1), its characterized in that: the testing device is characterized in that two groups of guide rail groups are respectively arranged on two sides of the upper surface of the bearing bottom plate (1), each group of guide rail group comprises an installation bottom plate (2) fixedly connected with the bearing bottom plate (1), a guide slide rail (3) is arranged on the outer side of the upper surface of the installation bottom plate (2), the guide slide rail (3) is fixedly connected onto the installation bottom plate (2) through screws, two slide blocks (4) are connected onto the guide slide rail (3) in a sliding manner, a connecting plate (5) is erected between the two slide blocks (4), a group of debugging frames are respectively arranged on the installation bottom plate (2) on the inner sides of the front end and the rear end of the guide slide rail (3), each debugging frame comprises a vertical part (6) and a horizontal part (7), the horizontal part (7) is attached to the upper surface of the installation bottom plate (2), the vertical parts (6) are fixedly connected onto the inner side of the installation bottom plate (2), the horizontal part (7) is connected with a push block (8) in a sliding mode, the outer end of the push block (8) abuts against the guide sliding rail (3), the upper end portion of the vertical part (6) is connected with an adjusting screw (9) in a threaded mode, and the inner end of the adjusting screw (9) abuts against the push block (8).

2. One of the above-mentioned claims 1, characterized in that: two sets of erect a portal frame (10) between the guide rail group, the bottom fixed connection of portal frame (10) is on connecting plate (5) of two sets of guide rail groups, the intermediate position sliding connection of portal frame (10) has a section of thick bamboo (11) that goes up and down, the upper end of a section of thick bamboo (11) is equipped with down buttressing board (12), the left and right sides equidistance of a section of thick bamboo (11) that goes up and down is equipped with a plurality of locating holes (13), sliding connection has a depression bar (14) in a section of thick bamboo (11), the upper end of depression bar (14) is equipped with one and goes up buttressing board (15), go up to be equipped with first spring (16) on depression bar (14) between board (12) down and overlap, the lower extreme of depression bar (14) is equipped with one briquetting (17) down.

3. The device according to claim 1, characterized in that: the symmetry is equipped with two pivot (18) on portal frame (10) of a lift section of thick bamboo (11) both sides, two all overlap in pivot (18) and be equipped with a grip block (19), two all be equipped with on the medial surface of grip block (19) rear end with locating hole (13) complex pin (20), two be connected with second spring (21) between the front end of grip block (19).

4. One of the above-mentioned claims 1, characterized in that: two be equipped with two sets of centre gripping groups on bearing the board between direction slide rail (3), every group centre gripping group include one with bearing bottom plate (1) fixed connection's installation base (22), the upper surface of installation base (22) rotates and is given and is connected with a rotatory toothholder (23), centre gripping cover (24) of the upper end fixedly connected with of rotatory toothholder (23), it is connected with one adjusting gear (25) to rotate on installation base (22) in rotatory toothholder (23) outside, the upper surface of adjusting gear (25) is equipped with one interior hexagonal counter bore (26), adjusting gear (25) are connected with rotatory toothholder (23) meshing.