CN212008132U - A kind of strength test device for steel truss floor deck - Google Patents

Abstract

The utility model relates to the field of strength testing devices, and discloses a strength testing device for a steel truss floor deck, which comprises a workbench and a support seat fixed on the outer surface of the lower end, and the outer surface of the upper end of the workbench is provided with a fitting opening. An adjustment structure is slidably installed on the inner side of the matching port, and a punching mechanism is provided on the outer surface of the upper end of the worktable close to the rear of the matching port. The strength testing device of the steel truss floor bearing plate of the utility model is provided with an adjusting structure, a matching port and a limit pressing piece, which can prevent the plate body from sliding, improve the test accuracy, and at the same time prevent the plate body from being doubled during punching. The side warping reduces the stamping effect of the plate body to be tested, thus improving the testing effect, and the stamping part is easy to replace to ensure the stamping effect.

Description

A kind of strength test device for steel truss floor deck

technical field

The utility model relates to the field of strength testing devices, in particular to a strength testing device for steel truss floor bearing plates.

Background technique

Reinforced truss floor slabs are made of staggered slabs that are fixed and connected to each other. During the strength test, a stamping test is performed through the testing device to observe the deformation of the slab. However, after the slab is placed, it is prone to sliding, which affects The follow-up stamping effect, secondly, during the stamping process, the two sides are easy to warp, so that the whole is bent, which is not conducive to the stamping observation of the local position. Also, the stamping part is easily damaged by scratches, and it is inconvenient to replace. For this reason, we A strength test device for steel truss floor deck is proposed.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a strength testing device for a steel truss floor deck, which has the advantages that the plate body is not easy to slide after being placed, the two sides of the plate body are not easily upturned during punching, and the punched part structure can be replaced.

(2) Technical solutions

In order to achieve the above-mentioned purpose that the plate body is not easy to slide after being placed, the two sides of the plate body are not easy to be upturned during punching, and the punching part structure can be replaced and used, the utility model provides the following technical scheme: a steel truss floor bearing plate strength test device, comprising: The worktable and the support seat fixedly arranged on the outer surface of the lower end, the outer surface of the upper end of the worktable is provided with a matching port, the inner side of the matching port is slidably installed with an adjustment structure, and the outer surface of the upper end of the worktable is close to the matching port. The rear is provided with a stamping mechanism, in which:

The adjusting structure includes a movable bar slidably arranged on the inner side of the mating port, and a threaded rod movably arranged on the outer surface of one side of the movable bar and passing through the outer surface of one side of the worktable, and the threaded rod is threadedly matched with the worktable, so the A limit screw hole is provided on the side of the upper outer surface of the movable bar and the working table close to the fitting port, and a limit pressure piece is arranged on the inner side of the limit screw hole.

Preferably, the limit screw holes are arranged in two groups that are parallel to each other, and each group of limit screw holes is distributed along a straight line, and the number of the limit pressure pieces is four.

Preferably, the limiting pressure piece includes a pressing piece that is threadedly fitted into the threaded column inside the limiting screw hole and is movably sleeved on the outer surface of the threaded column, and a compression nut that is sleeved on the outer surface of the threaded column in a threaded manner. The nut is located above the tab.

Preferably, one end of the threaded rod movably runs through the outer surface of one side of the movable bar, and one end of the threaded rod is fixedly connected to a limit plate, the outer surface of the threaded rod is fixedly sleeved with a limit ring, the limit ring and the limiter The position discs are respectively movably attached to the outer surfaces of the two sides of the movable bar, and the threaded rod and the movable bar are movably connected by a limit disc and a limit ring.

Preferably, a threaded barrel is embedded on one side of the outer surface of the worktable corresponding to the passing position of the threaded rod, the threaded barrel and the threaded rod are threadedly matched, and the threaded barrel and the worktable are fixedly connected.

Preferably, a guide column extends from an outer surface of one side of the movable bar away from the front of the threaded rod, and the guide column movably runs through the outer surface of one side of the worktable, and protruding blocks extend from the front and rear ends of the movable bar, A sliding port is opened on the inner wall of the matching port, and the protruding block is slidably clamped on the inner side of the sliding port.

Preferably, the punching mechanism includes a fixing plate, a fixing column arranged on the outer surface of the upper end of the fixing plate, and a hydraulic column arranged on the outer surface of the front end of the fixing column, between the outer surface of the lower end of the fixing plate and the outer surface of the upper end of the working table for a fixed connection.

Preferably, a pressure block is embedded in the lower end of the hydraulic column, a ring groove is formed on the outer surface of the pressure block, a movable clip is arranged through one side of the outer surface of the hydraulic column, and one end of the movable clip is inserted into the hydraulic column. On the inner side of the ring groove, a protruding plate extends from the outer surface of the upper end of the movable clip, the inner side of the hydraulic column is provided with a movable cavity corresponding to the position of the protruding plate, and the inner side of the movable cavity is filled with a compression spring.

(3) Beneficial effects

Compared with the prior art, the utility model provides a strength testing device for steel truss floor deck, which has the following beneficial effects:

1. The strength testing device of the steel truss floor bearing plate is provided with an adjustment structure, a matching port and a limit pressure piece, and the entire limit pressure piece is rotated and removed in advance, and the plate body is placed on the surface of the workbench. Pass the threaded column through the staggered gap of the plate body and screw it into the inner side of the limit screw hole, then turn the threaded rod, so that the threaded rod rotates and moves horizontally, and at the same time, the movable bar slides together until the threaded column on the movable bar And the threaded column on the workbench can hold the plate body tightly, so as to prevent the plate body from sliding and improve the test accuracy.

2. The strength testing device of the steel truss floor bearing plate, by rotating the compression nut, until the pressing sheet presses the surface of the plate body, in the process of hydraulic column punching, the pressing action of the pressing sheet prevents the plate body from stamping When the two sides are raised, the punching effect of the plate body to be tested is reduced, so the test effect is improved.

3. The strength testing device of the steel truss floor deck, through the set pressure block and movable clip, twitches the movable clip, so that the compression spring is squeezed by force, so that the movable clip is separated from the inner side of the ring groove, and then the The pressing block can be pulled down, and the pressing block has a simple structure, which is easy to mass-produce, facilitates the replacement of stamping parts, and ensures the stamping effect.

Description of drawings

1 is a schematic diagram of the overall structure of a steel truss floor deck strength testing device of the present utility model;

Fig. 2 is a schematic diagram of the adjusting structure of a steel truss floor deck strength testing device of the present invention;

3 is a cross-sectional view of a threaded rod of a steel truss floor deck strength testing device of the present invention;

Fig. 4 is a schematic diagram of a limiting pressure piece of a steel truss floor deck strength testing device of the present invention;

Fig. 5 is the working schematic diagram of the strength testing device of a steel truss floor deck of the present invention;

6 is a cross-sectional view at the lower end of a hydraulic column of a steel truss floor deck strength testing device of the present invention;

FIG. 7 is an enlarged view of A in FIG. 6 of a strength testing device for a steel truss floor deck of the present invention.

In the figure: 1. Workbench; 2. Support seat; 3. Stamping mechanism; 31. Fixed plate; 32. Fixed column; 33. Hydraulic column; 34. Press block; 35. Ring groove; 36. Active clip; 37 , protruding plate; 38, compression spring; 39, movable cavity; 4, matching port; 41, sliding port; 5, adjusting structure; 51, movable bar; 52, protruding block; 53, guide column; 54, threaded rod ; 55, limit ring; 56, limit plate; 57, threaded barrel; 6, limit screw hole; 7, limit pressure piece; 71, threaded column;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-7, a steel truss floor deck strength test device includes a workbench 1 and a support base 2 fixed on the outer surface of the lower end. An adjustment structure 5 is slidably installed on the inner side of the port 4, and a punching mechanism 3 is provided on the outer surface of the upper end of the worktable 1 close to the rear of the matching port 4, wherein:

The adjustment structure 5 includes a movable bar 51 slidably arranged on the inner side of the fitting port 4 , a threaded rod 54 movably arranged on the outer surface of one side of the movable bar 51 and passing through the outer surface of one side of the workbench 1 , between the threaded rod 54 and the workbench 1 . For screw fit, a limit screw hole 6 is provided on the side of the movable bar 51 and the outer surface of the upper end of the worktable 1 close to the matching port 4 , and a limit pressure member 7 is arranged on the inner side of the limit screw hole 6 .

The limit screw holes 6 are arranged in two groups that are parallel to each other, and each group of limit screw holes 6 is distributed along a straight line. The number of limit pressure pieces 7 is four, which is used to limit the steel truss floor deck close to the corner. position to improve stability.

The limit pressure piece 7 includes a threaded post 71 inserted into the limit screw hole 6 in a threaded fit, a pressing piece 72 movably sleeved on the outer surface of the threaded post 71, and a compression nut 73 sleeved on the outer surface of the threaded post 71 in a threaded manner. The nut 73 is located above the pressing piece 72 to ensure that the pressing piece 72 is stable and not easy to loosen.

One end of the threaded rod 54 runs through the outer surface of one side of the movable bar 51, and one end of the threaded rod 54 is fixedly connected to the limit disk 56, the outer surface of the threaded rod 54 is fixedly sleeved with a limit ring 55, the limit ring 55 and the limit disk The threaded rod 54 and the movable rod 51 are movably connected by the limit plate 56 and the limit ring 55 to prevent one end of the threaded rod 54 from disengaging when rotating.

A threaded cylinder 57 is embedded on the outer surface of one side of the worktable 1 corresponding to the passing position of the threaded rod 54. The threaded cylinder 57 and the threaded rod 54 are threadedly matched. The threaded cylinder 57 and the worktable 1 are fixedly connected, and the threaded rod 54 can be turned and moved position.

A guide post 53 extends from an outer surface of one side of the movable bar 51 away from the front of the threaded rod 54, and the guide post 53 runs through the outer surface of one side of the workbench 1, and protruding blocks 52 extend from the front and rear ends of the movable bar 51. A sliding port 41 is provided on the inner wall of the matching port 4 , and the protruding block 52 is slidably clamped on the inner side of the sliding port 41 to ensure that the movable bar 51 can slide smoothly and horizontally.

The punching mechanism 3 includes a fixed plate 31, a fixed column 32 arranged on the outer surface of the upper end of the fixed plate 31, and a hydraulic column 33 arranged on the outer surface of the front end of the fixed column 32. It is a fixed connection for stamping test.

The lower end of the hydraulic column 33 is embedded with a pressure block 34, the outer surface of the pressure block 34 is provided with a ring groove 35, an outer surface of one side of the hydraulic column 33 is provided with a movable clip 36, and one end of the movable clip 36 is inserted into the ring groove On the inner side of 35, a protruding plate 37 extends from the outer surface of the upper end of the movable clip 36, and a movable cavity 39 is opened on the inner side of the hydraulic column 33 corresponding to the position of the protruding plate 37, and the inner side of the movable cavity 39 is filled with a compression spring 38.

It should be noted that the present utility model is a strength testing device for a steel truss floor slab. When in use, the user rotates and removes the entire limiting pressure piece 7 in advance, and places the plate body on the surface of the workbench 1. The user passes the threaded column 71 through the staggered space of the plate body, and screw it into the inner side of the limit screw hole 6, and then rotate the threaded rod 54, so that the threaded rod 54 rotates and moves horizontally, and at the same time, the movable bar 51 slides together. Until the threaded column 71 on the movable bar 51 and the threaded column 71 on the worktable 1 tighten the plate body, so as to prevent the plate body from sliding and improve the test accuracy, and the user rotates the compression nut 73 until the pressure is pressed. The sheet 72 presses the surface of the plate body. During the punching process of the hydraulic column 33, the pressing action of the pressing sheet 72 prevents the two sides of the plate body from lifting up when the plate body is punched, which reduces the punching effect of the plate body at the position to be detected, so the test is improved. As a result, the movable clip 36 is twitched, so that the compression spring 38 is squeezed by force, so that the movable clip 36 is separated from the inner side of the ring groove 35, and then the pressure block 34 can be pulled down, and the structure of the pressure block 34 is simple, It is easy to mass-produce, facilitates the replacement of stamping parts, and ensures the stamping effect.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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

Claims (8)

1. A reinforcement truss floor deck strength test device, comprising a workbench (1) and a support seat (2) fixedly arranged on the outer surface of the lower end, it is characterized in that: the outer surface of the upper end of the workbench (1) is provided with A matching port (4), an adjustment structure (5) is slidably installed on the inner side of the matching port (4), and a punching mechanism (3) is provided on the outer surface of the upper end of the worktable (1) close to the rear of the matching port (4). ,in: The adjusting structure (5) comprises a movable bar (51) slidably arranged on the inner side of the fitting port (4), and a thread movably arranged on the outer surface of one side of the movable bar (51) and passing through the outer surface of one side of the workbench (1). A rod (54), the threaded rod (54) and the workbench (1) are threadedly matched, and the movable bar (51) and the outer surface of the upper end of the workbench (1) are at the side close to the fitting port (4) A limit screw hole (6) is provided, and a limit pressure piece (7) is arranged on the inner side of the limit screw hole (6). 2. The device for testing the strength of a reinforced truss floor deck according to claim 1, characterized in that: the limit screw holes (6) are arranged in two groups that are parallel to each other, and each group of limit screw holes (6) ) are distributed along a straight line, and the number of the limiting pressure pieces (7) is four. 3 . The strength testing device for a steel reinforced truss floor deck according to claim 1 , wherein the limiting pressure piece ( 7 ) comprises a threaded column ( 71 ) that is threadedly fitted into the inner side of the limiting screw hole ( 6 ). 4 . ) a pressing piece (72) that is movably sleeved on the outer surface of the threaded column (71), and a compression nut (73) that is threadedly fitted on the outer surface of the threaded column (71), the compression nut (73) is located on the pressing piece (73). 72) above. 4. A reinforced truss floor deck strength test device according to claim 1, characterized in that: one end of the threaded rod (54) runs through one side outer surface of the movable bar (51), and the threaded rod (54) One end of 54) is fixedly connected to the limit plate (56), the outer surface of the threaded rod (54) is fixedly sleeved with a limit ring (55), and the limit ring (55) and the limit plate (56) are respectively movably attached. The threaded rod (54) and the movable bar (51) are movably connected by a limit plate (56) and a limit ring (55). 5 . The strength testing device for a steel reinforced truss floor deck according to claim 1 , wherein the outer surface of one side of the workbench ( 1 ) is embedded with threads corresponding to the passing positions of the threaded rods ( 54 ). 6 . A barrel (57), the threaded barrel (57) and the threaded rod (54) are threadedly matched, and the threaded barrel (57) and the workbench (1) are fixedly connected. 6 . The strength testing device for a steel truss floor deck according to claim 1 , wherein a guide column ( 53 ) extends from an outer surface of one side of the movable bar ( 51 ) away from the front of the threaded rod ( 54 ). 7 . ), and the guide column (53) runs through the outer surface of one side of the workbench (1), the front and rear ends of the movable bar (51) extend out of the protruding blocks (52), and the matching port (4) A sliding port (41) is opened on the inner wall, and the protruding block (52) is slidably clamped on the inner side of the sliding port (41). 7 . The strength testing device for a steel truss floor deck according to claim 1 , wherein the punching mechanism ( 3 ) comprises a fixing plate ( 31 ), a fixing plate (31) arranged on the outer surface of the upper end of the fixing plate ( 31 ). 8 . A column (32), a hydraulic column (33) arranged on the outer surface of the front end of the fixed column (32), the outer surface of the lower end of the fixing plate (31) and the outer surface of the upper end of the workbench (1) are fixedly connected. 8 . The strength test device for a steel reinforced truss floor deck according to claim 7 , wherein a pressure block ( 34 ) is embedded in the lower end of the hydraulic column ( 33 ), and the pressure block ( 34 ) has a A ring groove (35) is opened on the outer surface, a movable clip (36) is arranged through the outer surface of one side of the hydraulic column (33), and one end of the movable clip (36) is inserted into the inner side of the ring groove (35), A protruding plate (37) extends from the outer surface of the upper end of the movable clip (36), and a movable cavity (39) is provided on the inner side of the hydraulic column (33) corresponding to the position of the protruding plate (37). The inner side of the cavity (39) is filled with a compression spring (38).

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