CN111947876B - Civil engineering structure explosion damage operation platform - Google Patents

Abstract

The invention relates to the technical field of civil engineering structures, in particular to an explosion damage operation platform for a civil engineering structure, which comprises a support module, wherein the support module is fixedly connected with an adjusting module, the adjusting module comprises a fixing mechanism, the fixing mechanism comprises a fixing rod, both ends of the fixing rod are fixedly connected with side rods, the opposite surfaces of the two side rods are respectively provided with a limiting groove, a bidirectional screw rod is rotatably connected inside the limiting groove, and the side wall of the bidirectional screw rod is rotatably connected with two connecting blocks II which are in sliding connection with the limiting grooves. According to the invention, the transmission gear in meshing transmission with the toothed plate is fixedly sleeved on the supporting shaft, the clamping block can be used for clamping and fixing the plate type structure by rotating the bidirectional lead screw, and the supporting shaft can be rotated by rotating the adjusting lead screw, so that the plate type structure is turned over, so that the explosion impact test can be carried out on two surfaces of the plate type structure, the experimental data of the plate type structure on different sides subjected to impact can be conveniently known, and the experiment can be conveniently carried out.

Description

A civil engineering structure explosion damage operation platform

technical field

The invention relates to the technical field of civil engineering structures, in particular to a civil engineering structure explosion damage operation platform.

Background technique

Civil engineering structure refers to the load-bearing skeleton of various engineering entities, generally composed of various components. When the civil engineering structure is designed and manufactured, it is necessary to carry out various experiments to obtain various data of the civil engineering structure, and the explosion damage experiment can test the damage degree of the civil engineering structure when it is subjected to the explosion impact, so as to obtain the civil engineering structure. Structural stability of the structure.

When the existing blast damage operation platform is used, the slab civil engineering structure is usually placed on the platform, and then the explosives are suspended above the slab civil engineering structure for testing, but this method can only be used for slab civil engineering. The explosion impact test on the side of the engineering structure is not conducive to obtaining more test results and is inconvenient to use.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned technical problems, the purpose of the present invention is to provide a civil engineering structure explosion damage operation platform. A transmission gear that meshes with the toothed plate is fixedly sleeved through the support shaft, and the bidirectional screw can be rotated to make the clamping block move the plate to the plate. The structure is clamped and fixed, and the support shaft can be rotated by rotating the adjusting screw, so that the plate structure can be turned over, so that the two sides of the plate structure can be tested for explosion impact, which is convenient to understand the experimental data of the impact on different sides of the plate structure. , to facilitate the experiment.

The object of the present invention can be realized through the following technical solutions:

A civil engineering structure explosion damage operation platform includes a bracket module, the bracket module is fixedly connected with an adjustment module, the bracket module plays the role of support and adjustment, the adjustment module includes a fixing mechanism, the fixing mechanism includes a fixing rod, and the Both ends of the fixing rod are fixedly connected with side rods, and the opposite surfaces of the two side rods are provided with limiting grooves, and a bidirectional screw rod is rotatably connected inside the limiting grooves, and the side walls of the bidirectional screw rods are screwed and connected with The two connecting blocks 2 are slidably connected by the limit groove. The rotation of the two-way screw can make the two connecting blocks move toward each other. The opposite surfaces of the two connecting blocks located at the same end of the two-way screw are fixedly connected with a clamping block, and the connecting block can drive the two blocks. The two clamping blocks move towards each other, thereby clamping and fixing the plate structure. The side wall of the two-way screw rod is located at one end of the fixing rod and is fixedly sleeved with the second pulley. The two pulleys are connected by a belt drive. Two bidirectional screw rods rotate at the same time, which is convenient for moving the clamping block;

A rotating rod and a supporting shaft are respectively fixedly connected at the center positions of the opposite sides of the two side rods, and a supporting rod and an adjusting rod are respectively rotatably connected to the sides of the rotating rod and the supporting shaft, and the side rods can be centered on the rotating rod and the supporting shaft Rotating, the inside of the adjusting rod is provided with a connecting groove that is rotatably connected to the support shaft, the side of the connecting groove is rotatably connected with an adjusting screw, the side wall of the adjusting screw is screwed and connected with a rectangular block, and the adjusting screw can rotate The rectangular block is moved, the bottom surface of the rectangular block is fixedly connected with a toothed plate, the rectangular block can drive the toothed plate to move, and one end of the support shaft located in the connecting groove is fixedly sleeved with a transmission gear that meshes with the toothed plate. The movement of the toothed plate can drive the support shaft to rotate through the transmission gear, so that the side rod rotates and drives the plate structure to rotate, so that the operation platform can test both sides of the plate structure.

Further, the support module includes a bottom plate, the bottom plate and the bottom surface have a large contact area, which can avoid the operation platform from tipping during the test, and the two ends of a short side of the top surface of the bottom plate are respectively fixedly connected with a column 1 and a column 2, so The opposite surfaces of the first column and the second column are respectively provided with a lead screw slot one and a lead screw slot two. The two ends of the other short side of the top surface are fixedly connected with a column three, and two of the three-phase opposite sides of the two columns are provided with a screw groove three, and the inner side of the screw groove three is rotatably connected with a support screw three. The first, second and third side walls of the supporting screw are screwed with a connecting block 1, and the first and second screw grooves and the three sides of the screw groove are all slidably connected with the first side of the connecting block. The rotation of the supporting screw 1, the supporting screw 2 and the supporting screw 3 can change the height of the connecting block one. The up and down movement of the first can drive the up and down movement of the adjustment rod and the support rod, so that the height of the plate structure can be adjusted according to the needs of the experiment. Both the rod and the support rod are slidably connected with the three sides of the column on the same side. The bottom of the side wall of the first support screw and the second side wall of the support screw are fixedly sleeved with double sheaves, and the two double sheaves are connected by belt drive. , the bottom of the three side walls of the two supporting screw rods are fixedly sleeved with the first pulley, and the first pulley on the same side is connected with the double groove pulley through the belt drive, and the rotation of the supporting screw two can be driven by the first pulley and the double groove pulley. The first screw rotates with the support screw three, the bottom of the second side of the column is rotatably connected with a connecting rod, and the end of the connecting rod located in the second column is fixedly sleeved with the second bevel gear, and the bottom of the second side wall of the support screw is fixed. A bevel gear 1, which meshes with the bevel gear 2, is sleeved. One end of the connecting rod located outside the column 2 is fixedly connected with a rocker handle 1. Rotating the rocker handle 1 can drive the connecting rod to rotate. Gear 2 drives the support screw 2 to rotate, thereby driving the support screw 1 and the support screw 3 to rotate, so that the connecting block 1 moves upward, and then the height of the plate structure can be adjusted according to the needs of the experiment. After the adjustment module is lowered, it is convenient to The panel structure is mounted on the adjustment module.

Further, a top frame is fixedly connected to the top surfaces of the first column, the second column and the three top surfaces of the two columns, and a hook is fixedly connected at the center of the bottom surface of the top frame, and the explosives can be hung on the hook.

Further, one end of the two-way screw located outside the side rod is fixedly connected with the second rocker, and the second rocker is convenient for rotating the two-way screw, and the end of the adjusting screw located outside the adjustment rod is fixedly connected with the third rocker. Three easy to turn the adjusting screw.

Further, four collars are fixedly connected to the opposite surfaces of the two clamping blocks, the column structure can be inserted into the collar, and then the column structure is clamped and fixed by the clamping blocks, so that the operating platform can also be used for the column. type structure to be tested.

Further, the length of the clamping block is equal to the distance between the opposite surfaces of the two side bars.

Beneficial effects of the present invention:

1. A clamp block is fixedly connected through the second connecting block, and the support shaft is fixedly sleeved with a transmission gear that meshes with the tooth plate. Rotating the two-way screw can make the two clamp blocks move toward each other, so that the clamp blocks clamp and fix the plate structure. , by rotating the adjusting screw, the support shaft can be rotated, so that the plate structure can be turned over, so that after testing one side of the plate structure, the other side of the plate structure can be subjected to an explosion impact test, and the plate structure can be rotated. Then, the damage degree of the plate structure when the explosive is on one side of the plate structure can be tested, so that it is easy to understand the experimental data of the impact on different parts of the plate structure, and it is convenient to carry out the experiment;

2. Both the adjusting rod and the supporting rod are fixedly connected with the connecting block 1, and rotating the supporting screw 2 can drive the rotation of the supporting screw 1 and the supporting screw 3, so as to adjust the position of the connecting block 1, and then change the height of the adjustment module. In this way, the distance between the explosive and the plate structure can be adjusted according to the needs of the experiment, which is convenient for the experiment, and after the adjustment module is lowered, it is convenient to fix the plate structure on the adjustment module;

3. A collar is fixedly connected by the clamping block, the column structure can be inserted into the collar, and then the two clamping blocks are moved toward each other to clamp the column structure, so that not only the plate structure can be tested, but also the column structure can be tested , easy to use.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings.

1 is a schematic diagram of the overall structure of a civil engineering structure explosion damage operation platform of the present invention;

2 is a schematic structural diagram of a support module of a civil engineering structure explosion damage operation platform of the present invention;

3 is a schematic structural diagram of a part of a bracket module of a civil engineering structure explosion damage operation platform of the present invention;

4 is a schematic diagram of the second structure of the supporting screw rod of a civil engineering structure explosion damage operation platform of the present invention;

5 is a schematic structural diagram of an adjustment module of a civil engineering structure explosion damage operation platform of the present invention;

6 is a schematic structural diagram of a fixing mechanism of a civil engineering structure explosion damage operation platform of the present invention;

7 is a schematic diagram of the clamping block structure of a civil engineering structure explosion damage operation platform of the present invention;

8 is a schematic diagram of a support rod structure of a civil engineering structure explosion damage operation platform of the present invention;

FIG. 9 is a schematic structural diagram of an adjustment rod of a civil engineering structure explosion damage operation platform of the present invention.

In the figure: 100, bracket module; 110, top frame; 111, hook; 120, column one; 121, support screw one; 130, column two; 131, support screw two; 132, bevel gear one; 133, Handle one; 134, connecting rod; 135, bevel gear two; 140, bottom plate; 150, column three; 151, support screw three; 160, connecting block one; 170, pulley one; 180, double sheave; 200, Adjustment module; 210, fixing mechanism; 211, clamping block; 212, fixing rod; 213, pulley two; 214, connecting block two; 215, two-way screw; 216, side rod; 217, rocker two; 220, adjusting rod 221, crank handle three; 222, tooth plate; 223, rectangular block; 224, adjusting screw; 225, connecting groove; 230, support rod; 240, rotating rod; 250, support shaft; 251, transmission gear.

Detailed ways

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

1-9, a civil engineering structure explosion damage operation platform includes a bracket module 100, the bracket module 100 is fixedly connected with an adjustment module 200, the bracket module 100 plays the role of support and adjustment, and the adjustment module 200 includes a fixing mechanism 210 The fixing mechanism 210 includes a fixing rod 212. Both ends of the fixing rod 212 are fixedly connected with side rods 216. The opposite surfaces of the two side rods 216 are provided with limiting grooves. The interior of the limiting grooves is rotatably connected with a two-way screw rod 215. The two-way screw rod The side wall of 215 is screwed and connected with two connecting blocks 214 which are slidably connected with the limit groove. The rotation of the two-way screw 215 can make the two connecting blocks 214 move toward each other. The two connecting blocks 214 located at the same end of the two-way screw 215 A clamp block 211 is fixedly connected to the opposite surface, and the second connection block 214 can drive the two clamp blocks 211 to move toward each other, thereby clamping and fixing the plate structure. 213, the two second pulleys 213 are connected by a belt drive, and the second pulley 213 can make the two bidirectional screw rods 215 rotate at the same time, which is convenient for moving the clamping block 211;

A rotating rod 240 and a supporting shaft 250 are fixedly connected to the central positions of the two side rods 216 on the opposite sides, respectively, and a supporting rod 230 and an adjusting rod 220 are respectively rotatably connected to the sides of the rotating rod 240 and the supporting shaft 250. The side rod 216 can be a rotating rod 240 Rotating with the support shaft 250 as the center, the adjusting rod 220 is provided with a connecting groove 225 rotatably connected to the supporting shaft 250, the side of the connecting groove 225 is rotatably connected with the adjusting screw 224, and the side wall of the adjusting screw 224 is screwed and connected with a rectangular block 223. The rotation of the adjusting screw 224 can make the rectangular block 223 move. The bottom surface of the rectangular block 223 is fixedly connected with the toothed plate 222. The rectangular block 223 can drive the toothed plate 222 to move. The transmission gear 251 is connected with the gear plate 222, and the movement of the tooth plate 222 can drive the support shaft 250 to rotate through the transmission gear 251, so that the side rod 216 rotates, and the plate structure is driven to rotate, so that the operation platform can face the plate structure. Both sides can be tested.

The bracket module 100 includes a bottom plate 140. The bottom plate 140 has a large contact area with the bottom surface, which can prevent the operation platform from tipping during the test. The two ends of a short side of the top surface of the bottom plate 140 are respectively fixedly connected with a column one 120 and a column two 130. The column one 120 and the second column 130 are respectively provided with a screw slot 1 and a screw slot 2. The side surfaces of the first screw slot and the second screw slot are respectively connected with a supporting screw 1 121 and a supporting screw 2 131. The top surface of the bottom plate 140 Both ends of the other short side are fixedly connected with the third column 150, the opposite surfaces of the two columns 150 are provided with a screw groove three, and the inner side of the screw slot three is rotatably connected with a support screw three 151, a support screw one 121 , The side walls of the second support screw 131 and the support screw three 151 are screwed with a connecting block one 160, the screw groove one, the screw groove two and the three sides of the screw groove are all slidably connected with the side of the connecting block one 160, and the support wire Rod one 121, support screw two 131 and support screw three 151 can be rotated to change the height of the connecting block one 160. The sides of the adjusting rod 220 and the supporting rod 230 are fixedly connected to the sides of the two connecting blocks one 160 located on the same side. , the up and down movement of the connecting block 1 160 can drive the up and down movement of the adjusting rod 220 and the supporting rod 230, so that the height of the plate structure can be adjusted according to the needs of the experiment. 130 side sliding connection, the adjusting rod 220 and the support rod 230 are both slidably connected to the side of the column 3 150 located on the same side, the supporting screw rod 1 121 and the supporting screw rod 2 131 are both fixed and sleeved at the bottom of the side wall with the double sheave 180. The two double sheaves 180 are connected by belt drive, and the bottom of the side wall of the two supporting screws 151 is fixedly sleeved with the first pulley 170. The rotation can drive the support screw one 121 and the support screw three 151 to rotate through the pulley one 170 and the double sheave 180. The bottom of the side of the second column 130 is rotatably connected with a connecting rod 134, and the connecting rod 134 is located in the second column 130. One end of the fixed sleeve The second bevel gear 135 is connected, the bottom of the side wall of the second support screw 131 is fixedly sleeved with a bevel gear 1 132 that meshes with the second bevel gear 135, and the end of the connecting rod 134 located outside the second column 130 is fixedly connected with a crank handle 1 133, Rotating the first crank handle 133 can drive the connecting rod 134 to rotate, and the connecting rod 134 can drive the supporting screw rod 2 131 to rotate through the bevel gear 1 132 and the bevel gear 2 135, thereby driving the supporting screw rod 1 121 and the supporting screw rod 3 151 to rotate, so that the The connecting block 160 moves upwards, so that the height of the panel structure can be adjusted according to the needs of the experiment. After the adjustment module 200 is lowered, the panel structure can be easily installed on the adjustment module 200 .

A top frame 110 is fixedly connected to the top surfaces of the first column 120 , the second column 130 and the two columns 150 , and a hook 111 is fixedly connected to the center of the bottom surface of the top frame 110 , and the explosives can be hung on the hook 111 . One end of the two-way screw rod 215 outside the side rod 216 is fixedly connected with the second crank handle 217, and the second crank handle 217 is convenient for rotating the two-way screw rod 215. The handle 221 is convenient to rotate the adjusting screw 224 . The opposite surfaces of the two clamping blocks 211 are fixedly connected with four collars, the column structure can be inserted into the collar, and then the column structure can be clamped and fixed by the clamping blocks 211, so that the operation platform can also perform the operation on the column structure. test. The length of the clamping block 211 is equal to the distance between the opposite faces of the two side bars 216 .

The second crank handle 217 is fixedly connected with the two-way screw 215 located far away from the third crank handle 221, so as to avoid mutual interference between the crank handle two 217 and the crank handle three 221, making it impossible to rotate the crank handle two 217 and the crank handle three 221, and the column two 130 It is located on the side away from the second crank handle 217 to prevent the second crank handle 217 from interfering with the first crank handle 133 when the adjustment module 200 descends. During the test, the third crank handle 221 can be rotated to make the plate structure or column structure inclined at a certain angle , so that when the explosives are in different directions of the plate structure or the column structure, the plate structure or the column structure is damaged by the explosion impact.

Working principle: When in use, move the operating platform to an open area, then insert the plate structure between the two clamping blocks 211, and turn the second crank handle 217. The second crank handle 217 can drive the two-way screw 215 on one side to rotate, The two-way screw 215 on one side can drive the two-way screw 215 on the other side to rotate through the second pulley 213, so that the two connecting blocks 214 located on the same two-way screw 215 move toward each other, driving the two clamping blocks 211 to face each other. Move, clamp and fix the plate structure, and then hang the explosive on the hook 111. After the suspension is completed, rotate the crank handle 133 to drive the connecting rod 134 to rotate. The connecting rod 134 can pass through the bevel gear 1 132 and the bevel gear 2 135 drives the second support screw 131 to rotate, the support screw two 131 can drive the support screw one 121 and the support screw three 151 through the double sheave 180 and the pulley one 170, so that the connecting block one 160 moves upwards, driving the adjustment rod 220 Move up with the support rod 230, so that the plate-type structure can be raised to a suitable height according to the needs of the experiment, and then the experimenter can leave the operation platform and remotely detonate explosives to test the plate-type structure. The explosive is hung on the hook 111, and then the crank handle 221 is turned to drive the adjusting screw 224 to rotate, so that the rectangular block 223 can move. The rotation of the shaft 250 can drive the side rod 216 to rotate, thereby driving the plate-shaped structure to rotate, so that the other side of the plate-shaped structure faces the explosive, and then the explosive can be detonated remotely again, and the plate-shaped structure can be tested. After the test is completed, it can be reversed Rotate the first crank handle 133 to make the second support screw 131 move in the opposite direction, so that the adjustment module 200 is lowered, and then reversely rotate the second crank handle 217 to move the two clamping blocks 211 opposite to each other, thereby loosening the plate structure and placing the The plate structure is removed, and when the column structure needs to be tested, the column structure can be inserted into the collar, and then the crank handle 217 can be rotated to make the clamp block 211 clamp the column structure, and the crank handle can be rotated during the test. Three 221, incline the column structure, so that different parts of the column structure are facing the explosive, and measure different parts of the column structure.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above contents are only examples and descriptions of the present invention, and those skilled in the art can make various modifications or supplements to the described specific embodiments or replace them in similar ways, as long as they do not deviate from the invention or exceed the present rights The scope defined by the claims shall all belong to the protection scope of the present invention.

Claims (4)

1. The civil engineering structure explosion damage operating platform is characterized by comprising a support module (100), wherein the support module (100) is fixedly connected with an adjusting module (200), the adjusting module (200) comprises a fixing mechanism (210), the fixing mechanism (210) comprises a fixing rod (212), both ends of the fixing rod (212) are fixedly connected with side rods (216), two opposite surfaces of the side rods (216) are respectively provided with a limiting groove, a bidirectional screw rod (215) is rotatably connected in the limiting grooves, the side wall of the bidirectional screw rod (215) is rotatably connected with two connecting blocks (214) in sliding connection with the limiting grooves, opposite surfaces of the two connecting blocks (214) at the same end of the bidirectional screw rod (215) are fixedly connected with a clamping block (211), and one end of the side wall of the bidirectional screw rod (215) at the fixing rod (212) is fixedly sleeved with a belt pulley (213), the two second belt pulleys (213) are in transmission connection through a belt;

a rotating rod (240) and a supporting shaft (250) are respectively and fixedly connected to the central positions of the back surfaces of the two side rods (216), a supporting rod (230) and an adjusting rod (220) are respectively and rotatably connected to the side surfaces of the rotating rod (240) and the supporting shaft (250), a connecting groove (225) rotatably connected with the supporting shaft (250) is formed in the adjusting rod (220), an adjusting screw rod (224) is rotatably connected to the side surface of the connecting groove (225), a rectangular block (223) is rotatably connected to the side wall of the adjusting screw rod (224), a toothed plate (222) is fixedly connected to the bottom surface of the rectangular block (223), and a transmission gear (251) in meshing transmission with the toothed plate (222) is fixedly sleeved at one end, located in the connecting groove (225), of the supporting shaft (250);

the support module (100) comprises a bottom plate (140), two ends of a short side of the top surface of the bottom plate (140) are respectively and fixedly connected with a first upright post (120) and a second upright post (130), opposite surfaces of the first upright post (120) and the second upright post (130) are respectively provided with a first screw rod groove and a second screw rod groove, two sides of the first screw rod groove and the second screw rod groove are respectively and rotatably connected with a first support screw rod (121) and a second support screw rod (131), two ends of the other short side of the top surface of the bottom plate (140) are respectively and fixedly connected with a third upright post (150), two opposite surfaces of the third upright post (150) are respectively provided with a third screw rod groove, inner side surfaces of the third screw rod groove are rotatably connected with a third support screw rod (151), side surfaces of the first support screw rod (121), the second support screw rod (131) and the third support screw rod (151) are respectively and rotatably combined with a first connecting block (160), and side surfaces of the first screw rod groove, the second screw rod groove and the third screw rod groove are respectively and slidably connected with a first connecting block (160), the side surfaces of the adjusting rod (220) and the supporting rod (230) are fixedly connected with the side surfaces of the two first connecting blocks (160) positioned on the same side, the side surfaces of the adjusting rod (220) and the supporting rod (230) are respectively in sliding connection with the side surfaces of the first upright post (120) and the second upright post (130), the adjusting rod (220) and the supporting rod (230) are respectively in sliding connection with the side surfaces of the third upright post (150) positioned on the same side, the bottoms of the side walls of the first supporting screw rod (121) and the second supporting screw rod (131) are fixedly sleeved with double grooved wheels (180), the two double grooved wheels (180) are in transmission connection through a belt, the bottoms of the side walls of the two third supporting screw rods (151) are fixedly sleeved with first belt wheels (170), the first belt wheels (170) positioned on the same side are in transmission connection with the double grooved wheels (180) through a belt, the bottom of the side surface of the second upright post (130) is rotatably connected with a connecting rod (134), and one end, positioned in the second upright post (130), of the connecting rod (134), is fixedly sleeved with a second bevel gear (135), the bottom of the side wall of the second support screw rod (131) is fixedly sleeved with a first bevel gear (132) in meshing transmission with the second bevel gear (135), and one end of the connecting rod (134) positioned outside the second upright post (130) is fixedly connected with a first crank (133);

the top surface of the first upright post (120), the second upright post (130) and the third upright post (150) is fixedly connected with a top frame (110), and the center of the bottom surface of the top frame (110) is fixedly connected with a lifting hook (111).

2. The civil engineering structure explosion damage operating platform of claim 1, wherein one end of the bidirectional screw rod (215) positioned outside the side rod (216) is fixedly connected with a second crank (217), and one end of the adjusting screw rod (224) positioned outside the adjusting rod (220) is fixedly connected with a third crank (221).

3. The civil engineering structure blast damage work platform of claim 1, wherein four collars are fixedly connected to opposite faces of the two clamp blocks (211).

4. A civil engineering structure blast damage work platform according to claim 1, characterized in that the length of the clamp block (211) is equal to the distance between the opposite faces of the two side bars (216).

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