Anti-sliding auxiliary clamp for high-strength bolt connecting surface of steel structure

Abstract

The utility model discloses an anti-sliding auxiliary clamp for a high-strength bolt connecting surface of a steel structure, relates to the technical field of bolt detection clamps, and aims to solve the problem that an existing anti-sliding auxiliary clamp for the bolt connecting surface cannot block a bolt when an accident occurs. Comprising a bottom plate, a first rectangular plate, a second rectangular plate, a third rectangular plate, a first clamping plate and a second clamping plate, a U-shaped protection plate is fixedly connected to the front end of the first clamping plate, clamping grooves are formed in the middles of all faces of the U-shaped protection plate, penetrating grooves are formed in the outer ring of an anti-skid stripe area, clamping blocks are fixedly connected to the middles of the penetrating grooves, and the U-shaped protection plate movably penetrates through the penetrating grooves in a penetrating mode. The clamping groove and the clamping block are used in a matched mode, a protective net plate is movably installed on the top of the first clamping plate and the top of the second clamping plate, a gap between the first clamping plate and the second clamping plate can be blocked, therefore, bolts can be prevented from flying out of the device, and then full protection can be provided for operators.

Description

Technical Field

[0001] The utility model relates to the technical field of bolt detection jigs, in particular to an auxiliary jig for anti-slip of high-strength bolt connection surfaces of steel structures. Background Technique

[0002] When detecting the anti-slip coefficient of the bolt connection surface, it is necessary to first assemble the test piece. During the assembly of the test piece, it is necessary to sleeved the detection ring of the axial force intelligent detector on the bolt and fix the bolt with a nut.

[0003] After retrieval, a patent with the authorization number of CN218885711U in China discloses an auxiliary jig for detecting the anti-slip coefficient of high-strength bolt connection surfaces of steel structures, which relates to the technical field of jigs, and includes a "U"-shaped base installed on the workbench, a lead screw horizontally rotatably arranged in the base, and a moving plate threadedly connected to the lead screw. The bottom surface of the moving plate is attached to the inner bottom surface of the base. A support block for supporting the clamped end of the test piece is arranged on the inner side wall of the base. The thickness of the support block is less than the thickness of the clamped end of the test piece. A motor for driving the lead screw to rotate is arranged on the side wall of the base. Although the prior art improves the assembly efficiency of the test piece, there is no protective structure installed around the base and the moving plate in the prior art. If an accident occurs accidentally during the process of clamping the bolt, the bolt will directly pop out from the side of the moving plate, which is likely to cause harm to the operator. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides an auxiliary jig for anti-slip of high-strength bolt connection surfaces of steel structures, which solves the problem in the prior art that there is no protective structure installed around the base and the moving plate, and if an accident occurs accidentally during the process of clamping the bolt, the bolt will directly pop out from the side of the moving plate, which is likely to cause harm to the operator.

[0005] To achieve the above object, the utility model is realized by the following technical solutions: An anti-slip auxiliary fixture for the connection surface of high-strength bolts of a steel structure, including a bottom plate, a first rectangular plate, a second rectangular plate, a third rectangular plate, a first clamping plate and a second clamping plate. The top of the left side of the bottom plate is fixedly connected to the first rectangular plate, the top of the right side of the bottom plate is fixedly connected to the second rectangular plate, the top of the bottom plate is movably connected to the third rectangular plate, the top of the third rectangular plate is fixedly connected to the first clamping plate, the top of the second rectangular plate is fixedly connected to the second clamping plate. A bolt body is clamped between the first clamping plate and the second clamping plate. An anti-slip pattern area is opened in the middle of the front end of the second clamping plate. A U-shaped protection plate is fixedly connected to the front end of the first clamping plate. Card slots are opened in the middle of each surface of the U-shaped protection plate. A through slot is opened on the outer circle of the anti-slip pattern area. A block is fixedly connected to the middle of the through slot. The U-shaped protection plate is movably inserted into the through slot. The card slots and the blocks are used in cooperation. A protection net plate is movably installed on the tops of the first clamping plate and the second clamping plate. The U-shaped protection plate and the protection net plate are used in cooperation, which can block the gap between the first clamping plate and the second clamping plate, thereby avoiding the bolt from flying out of the device, and further providing sufficient protection for the operator.

[0006] Preferably, a first threaded hole is opened at the top of the first clamping plate, a second threaded hole is opened at the top of the second clamping plate, a third threaded hole is opened at the left end of the protection net plate, a rectangular threaded groove is opened at the right end of the protection net plate. A first butterfly screw is inserted between the third threaded hole and the first threaded hole, and a second butterfly screw is inserted between the rectangular threaded groove and the second threaded hole. The cooperation of the above components can realize the installation and disassembly of the protection net plate.

[0007] Preferably, a motor is fixedly installed on the side of the first rectangular plate. The output end of the motor is connected to a threaded rod. A fourth threaded hole is opened in the middle of the third rectangular plate. The threaded rod is inserted through the fourth threaded hole. The cooperation of the above components can realize the motor driving the third rectangular plate to move.

[0008] Preferably, a chute is opened at the right end of the top of the bottom plate. A slider is fixedly connected to the bottom of the third rectangular plate. The chute is movably connected to the slider. Through holes are opened at both ends of the third rectangular plate. A sliding rod is fixedly connected between the two ends of the first rectangular plate and the second rectangular plate. The through holes are movably connected to the sliding rod. The cooperation of the above components can avoid the third rectangular plate from shifting and shaking during the movement.

[0009] The utility model provides an anti-slip auxiliary fixture for the connection surface of high-strength bolts of a steel structure. It has the following beneficial effects:

[0010] The anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure clamps the bolt body between the first clamping plate and the second clamping plate, opens an anti-slip pattern area in the middle of the front end of the second clamping plate, fixedly connects a U-shaped protective plate to the front end of the first clamping plate, and opens clamping grooves in the middle of each surface of the U-shaped protective plate. A through groove is opened on the outer circle of the anti-slip pattern area, and a clamping block is fixedly connected to the middle of the through groove. At the same time, the U-shaped protective plate is movably inserted into the through groove, and the clamping groove and the clamping block are used in cooperation. A protective mesh plate is movably installed on the tops of the first clamping plate and the second clamping plate, and the U-shaped protective plate and the protective mesh plate are used in cooperation, so as to block the gap between the first clamping plate and the second clamping plate, thereby avoiding the bolt flying out of the device and providing sufficient protection for the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0012] Figure 2 is a schematic diagram of the installation structure of the U-shaped protective plate of the present invention;

[0013] Figure 3 is a schematic diagram of the opening structure of the anti-slip pattern area of the present invention;

[0014] Figure 4 is a schematic diagram of the installation structure of the protective mesh plate of the present invention;

[0015] Figure 5 is a schematic diagram of the motor connection structure of the present invention;

[0016] Figure 6 is a schematic diagram of the installation structure of the slider of the present invention.

[0017] In the figure, 1, bottom plate; 2, first rectangular plate; 3, second rectangular plate; 4, third rectangular plate; 5, first clamping plate; 6, second clamping plate; 7, anti-slip pattern area; 8, U-shaped protective plate; 9, clamping groove; 10, through groove; 11, clamping block; 12, protective mesh plate; 13, first threaded hole; 14, second threaded hole; 15, third threaded hole; 16, first wing screw; 17, rectangular threaded groove; 18, second wing screw; 19, motor; 20, threaded rod; 21, fourth threaded hole; 22, chute; 23, slider; 24, through hole; 25, slide bar. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in 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. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0019] Example 1

[0020] Please refer to Figures 1-6 , an embodiment of the present utility model provides a technical solution: an anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure, including a bottom plate 1, a first rectangular plate 2, a second rectangular plate 3, a third rectangular plate 4, a first clamping plate 5 and a second clamping plate 6. The top of the left side of the bottom plate 1 is fixedly connected to the first rectangular plate 2, the top of the right side of the bottom plate 1 is fixedly connected to the second rectangular plate 3, the top of the bottom plate 1 is movably connected to the third rectangular plate 4, the top of the third rectangular plate 4 is fixedly connected to the first clamping plate 5, the top of the second rectangular plate 3 is fixedly connected to the second clamping plate 6. The bolt body is clamped between the first clamping plate 5 and the second clamping plate 6. A non-slip pattern area 7 is opened in the middle of the front end of the second clamping plate 6. The front end of the first clamping plate 5 is fixedly connected to a U-shaped protection plate 8. Card slots 9 are opened in the middle of each surface of the U-shaped protection plate 8. A through slot 10 is opened on the outer circle of the non-slip pattern area 7. A clamping block 11 is fixedly connected to the middle of the through slot 10. The U-shaped protection plate 8 is movably inserted into the through slot 10, and the card slots 9 and the clamping block 11 are used in cooperation. A protection net plate 12 is movably installed on the tops of the first clamping plate 5 and the second clamping plate 6. Among them, the first clamping plate 5 and the second clamping plate 6 are used to clamp the bolt body; the opening of the non-slip pattern area 7 is used to achieve an anti-slip effect; the cooperation between the card slots 9 and the clamping block 11 provides a guarantee for the smooth insertion of the U-shaped protection plate 8 into the through slot 10; and the cooperation between the protection net plate 12 and the U-shaped protection plate 8 can block the gap between the first clamping plate 5 and the second clamping plate 6, thereby avoiding the bolt from flying out of the device, and further providing sufficient protection for the operator; at the same time, the setting of the protection net plate 12 facilitates the operator to view the bolt body.

[0021] Example 2

[0022] See attached Figures 2-4 , a first threaded hole 13 is opened at the top of the first clamping plate 5 in the figure, a second threaded hole 14 is opened at the top of the second clamping plate 6, a third threaded hole 15 is opened at the left end of the protection net plate 12, a rectangular threaded groove 17 is opened at the right end of the protection net plate 12. A first butterfly screw 16 is inserted between the third threaded hole 15 and the first threaded hole 13, and a second butterfly screw 18 is inserted between the rectangular threaded groove 17 and the second threaded hole 14. The cooperation of the above components can realize the installation and disassembly of the first butterfly screw 16 and the second butterfly screw 18, and further realize the installation and disassembly of the protection net plate 12, thereby facilitating the detection and fixation of the bolt body.

[0023] Example 3

[0024] According to the attached Figure 5 And the attached Figure 6As shown in the figure, a motor 19 is fixedly installed on the side of the first rectangular plate 2, and the output end of the motor 19 is connected to the threaded rod 20. A fourth threaded hole 21 is opened in the middle of the third rectangular plate 4, and the threaded rod 20 is inserted into the fourth threaded hole 21; a slide groove 22 is opened at the right end of the top of the bottom plate 1, a slider 23 is fixedly connected to the bottom of the third rectangular plate 4, the slide groove 22 is movably connected to the slider 23, and through holes 24 are opened at both ends of the third rectangular plate 4. A slide rod 25 is fixedly connected between the two ends of the first rectangular plate 2 and the second rectangular plate 3, and the through hole 24 is movably connected to the slide rod 25, wherein the motor 19 provides kinetic energy for the rotation of the threaded rod 20; the threaded rod 20 and the fourth threaded hole 21 are used in combination to realize the movement of the third rectangular plate 4, and then to drive the movement of the first clamping plate 5; under the cooperation of the slider 23 and the slide groove 22, and under the cooperation of the slide rod 25 and the through hole 24, the deviation phenomenon of the third rectangular plate 4 during the movement process can be avoided.

[0025] Working principle: When in use, place the bolt body with the detection ring between the first clamping plate 5 and the second clamping plate 6, turn on the motor 19, drive the threaded rod 20 to rotate at the fourth threaded hole 21, and with the cooperation of the slider 23 and the slide groove 22, realize the movement of the third rectangular plate 4, and then drive the first clamping plate 5 to move toward the second clamping plate 6 until the bolt body is clamped and fixed. At this time, the U-shaped protective plate 8 is inserted into the through groove 10, and the block 11 is inserted into the slot 9. Then, the protective mesh plate 12 is placed on the top of the first clamping plate 5 and the second clamping plate 6, and the first butterfly screw 16 is screwed into the third threaded hole 15 and the first threaded hole 13, and the second butterfly screw 18 is screwed into the rectangular threaded groove 17 and the second threaded hole 14 to complete the installation between the protective mesh plate 12 and the U-shaped protective plate 8.

[0026] The components of the utility model are 1, bottom plate; 2, first rectangular plate; 3, second rectangular plate; 4, third rectangular plate; 5, first clamping plate; 6, second clamping plate; 7, anti-slip pattern area; 8, U-shaped protective plate; 9, slot; 10, through slot; 11, clamping block; 12, protective mesh plate; 13, first threaded hole; 14, second threaded hole; 15, third threaded hole; 16, first butterfly screw; 17, rectangular threaded groove; 18, second butterfly screw; 19, motor; 20, threaded rod; 21, fourth threaded hole; 22, slide groove; 23, slider; 24, through hole; 25, slide rod, all of which are universal standard parts or parts known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0027] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and without departing from the spirit or basic features of the present utility model, the present utility model can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

[0028] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure, comprising a bottom plate (1), a first rectangular plate (2), a second rectangular plate (3), a third rectangular plate (4), a first clamping plate (5) and a second clamping plate (6). The left top of the bottom plate (1) is fixedly connected to the first rectangular plate (2), the right top of the bottom plate (1) is fixedly connected to the second rectangular plate (3), the top of the bottom plate (1) is movably connected to the third rectangular plate (4), the top of the third rectangular plate (4) is fixedly connected to the first clamping plate (5), the top of the second rectangular plate (3) is fixedly connected to the second clamping plate (6), and the bolt body is clamped between the first clamping plate (5) and the second clamping plate (6); characterized in that: The front end of the second clamping plate (6) is provided with an anti-skid pattern area (7), the front end of the first clamping plate (5) is fixedly connected to a U-shaped protective plate (8), each surface of the U-shaped protective plate (8) is provided with a clamping groove (9) in the middle, the outer ring of the anti-skid pattern area (7) is provided with a through groove (10), the middle of the through groove (10) is fixedly connected to a clamping block (11), the U-shaped protective plate (8) is movably inserted into the through groove (10), the clamping groove (9) and the clamping block (11) are used in conjunction with each other, and a protective mesh plate (12) is movably installed on the top of the first clamping plate (5) and the second clamping plate (6).

2. The anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure according to claim 1, characterized in that: A first threaded hole (13) is formed at the top of the first clamping plate (5), a second threaded hole (14) is formed at the top of the second clamping plate (6), a third threaded hole (15) is formed at the left end of the protective mesh plate (12), a rectangular threaded groove (17) is formed at the right end of the protective mesh plate (12), a first butterfly screw (16) is inserted between the third threaded hole (15) and the first threaded hole (13), and a second butterfly screw (18) is inserted between the rectangular threaded groove (17) and the second threaded hole (14).

3. The anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure according to claim 1, characterized in that: A motor (19) is fixedly mounted on the side of the first rectangular plate (2), the output end of the motor (19) is connected to a threaded rod (20), a fourth threaded hole (21) is provided in the middle of the third rectangular plate (4), and the threaded rod (20) is inserted through the fourth threaded hole (21).

4. The anti-slip auxiliary fixture for the high-strength bolt connection surface of a steel structure according to claim 1, wherein: A slide groove (22) is provided at the right end of the top of the bottom plate (1); a slider (23) is fixedly connected to the bottom of the third rectangular plate (4); the slide groove (22) is movably connected to the slider (23); through holes (24) are provided at both ends of the third rectangular plate (4); a slide rod (25) is fixedly connected between both ends of the first rectangular plate (2) and the second rectangular plate (3); and the through hole (24) is movably connected to the slide rod (25).

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