Reinforcing steel bar anchoring plate stretching and clamping device

Abstract

The utility model discloses a steel bar anchoring plate stretching and clamping device which comprises a main body mechanism and a protection mechanism, and the protection mechanism is installed on a clamping piece and used for playing a protection role. The sleeve is movably connected to the outer side of a clamping piece in a sleeving mode, the side plates are symmetrically fixed to the two sides of the sleeve, the movable bases are movably arranged in inner cavities of the side plates and stretch out of the side plates, the protective cylinder is fixed to the bottom ends of the movable bases, first grooves are formed in the two sides of the clamping piece, protrusions are symmetrically arranged on the inner wall of the sleeve, and the protrusions are embedded in the first grooves in a sliding mode; according to the reinforcing steel bar anchor plate stretching and clamping device, the stability of a sleeve when the sleeve moves on a clamping piece is guaranteed, meanwhile, the sleeve is limited, the sleeve is made of a metal material, and when a reinforcing steel bar is subjected to stretching detection, the sleeve can seal the clamping piece, and the situation that an anchor plate flies out of the clamping piece when the reinforcing steel bar is snapped is avoided. The device has the advantages of high safety performance and high practicability.

Description

Technical Field

[0001] This utility model relates to the field of material testing technology, specifically a steel bar anchor plate tension clamping device. Background Technology

[0002] Before being put into use, reinforced concrete anchor plates typically undergo various performance tests. Only products that meet performance standards can be used in practical applications. Among these tests, the tensile test is a fundamental one. In a tensile test, the specimen is usually mounted on a fixture, which is then attached to the instrument. Force is then applied from both ends of the specimen to stretch it and measure its tensile strength.

[0003] The existing steel bar anchor plate tension clamping device has the following drawbacks during use: the entire tension clamping device is an open setup and lacks an effective protective structure. During the tensioning process, when the tension exceeds the maximum performance of the steel bar, the steel bar is prone to breakage, causing debris to fly and potentially endangering nearby testing personnel. Therefore, there is room for improvement. Utility Model Content

[0004] This utility model aims to solve one of the technical problems existing in the prior art or related technologies.

[0005] Therefore, the technical solution adopted by this utility model is as follows: a steel bar anchor plate tension clamping device, comprising: a main body mechanism and a protective mechanism, wherein the main body mechanism includes a clamping member, a tensioning part fixed to the top of the clamping member, a positioning plate fitted into the inner cavity of the clamping member, and a steel bar anchor plate body that passes through the positioning plate and extends out of the clamping member.

[0006] The protective mechanism includes a sleeve that is movably sleeved on the outside of the clamping member, side plates that are symmetrically fixed on both sides of the sleeve, a movable seat that is movably disposed in the inner cavity of the side plate and extends out of the side plate, and a protective cylinder fixed at the bottom of the movable seat.

[0007] The protective cylinder includes a triangular block fixed to the bottom of the movable seat and a semi-circular plate fixed to one side of the triangular block. A rubber pad layer is provided on the inner side of the semi-circular plate.

[0008] In a preferred embodiment, the present invention can be further configured such that: both sides of the clamping member have first grooves, and the inner wall of the sleeve is symmetrically provided with protrusions, the protrusions being slidably fitted into the first grooves.

[0009] In a preferred embodiment, the present invention may be further configured such that the main body of the steel bar anchor plate includes an anchor plate main body disposed at the top of the positioning plate and a steel bar main body fixed at the bottom of the anchor plate main body and passing through the clamping member.

[0010] The utility model discloses in a preferable example can be further configured as: the bottom of side plate is opened with second recess, the movable seat includes the support that is movably embedded in second recess and protrudes second recess and the spring that connects the inner wall of support and the bottom wall in second recess.

[0011] The utility model discloses in a preferable example can be further configured as: one side of triangle block is installed with the pull ring.

[0012] Through adopting above-mentioned technical scheme, the utility model has obtained the beneficial effect that:

[0013] 1. In the utility model, sleeve is movably arranged on the clamping piece, which can ensure the clamping piece to be closed during detection, avoid the anchoring plate from flying out of the clamping piece when the steel bar is pulled off, and the side plates are arranged on both sides of the sleeve, the movable seats are installed on the side plates, and the protective cylinders are fixed at the bottom ends of the movable seats. During detection, the protective cylinders on both sides cooperate with each other and are wrapped outside the steel bar body, so that a closed space is formed outside the steel bar body. Through the arrangement, when the steel bar body breaks during detection, the debris can be blocked by the protective cylinders, so that the debris is prevented from splashing outside, the safety of the detection personnel is effectively protected, and the practicality is improved.

[0014] 2. In the utility model, the rubber pad is installed on the inner wall of the protective cylinder, which can further absorb the splashing debris generated when the steel bar body breaks, so that the protective cylinder is prevented from being penetrated, and the safety performance is further improved. DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the sectional view schematic diagram of the utility model;

[0017] Figure 3 It is the exploded structural schematic diagram of the utility model;

[0018] Figure 4 It is the exploded structural schematic diagram of the utility model.

[0019] REFERENCE SIGNS:

[0020] 100, main body mechanism; 110, clamping piece; 111, first recess; 120, stretching part; 130, positioning plate; 140, steel bar anchoring plate body; 141, anchoring plate body; 142, steel bar body.

[0021] 200, protection mechanism; 210, sleeve; 211, protrusion; 220, side plate; 221, second groove; 230, movable seat; 231, support; 232, spring; 240, protection cylinder; 241, triangular block; 2411, pull ring; 242, half ring plate; 2421, rubber cushion. DETAILED DESCRIPTION

[0022] To make the objectives, technical solutions and advantages of the present application clearer, the present application will be further described in detail below with reference to specific embodiments and drawings. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] Some embodiments of the present application will be described below with reference to the drawings,

[0024] Embodiment 1

[0025] In combination with Figures 1-4 As shown in the drawings, the present embodiment provides a steel bar anchoring plate tensile clamping device, which comprises a main body mechanism 100 and a protection mechanism.

[0026] The main body mechanism 100 comprises a clamping piece 110, a stretching part 120 fixed at the top end of the clamping piece 110, a positioning plate 130 embedded in the inner cavity of the clamping piece 110, and a steel bar anchoring plate body 140 passing through the positioning plate 130 and extending out of the clamping piece 110.

[0027] The clamping piece 110 is used for clamping the steel bar anchoring plate body 140, the stretching part 120 can stretch the steel bar anchoring plate through the clamping piece 110, so as to detect the performance of the steel bar, and the positioning plate 130 is used for positioning the steel bar anchoring plate body 140 to ensure its stability in the clamping piece 110.

[0028] The steel bar anchoring plate body 140 comprises an anchoring plate body 141 arranged at the top end of the positioning plate 130 and a steel bar body fixed at the bottom end of the anchoring plate body 141 and extending out of the clamping piece 110 through the top plate, the anchoring plate body 141 is a pressure plate arranged at the end of the steel bar for anchoring the steel bar, and the steel bar body is a detection material.

[0029] The protection mechanism is installed on the clamping piece 110 and is used for protection, comprising a sleeve 210 movably sleeved outside the clamping piece 110, side plates 220 symmetrically fixed on both sides of the sleeve 210, a movable seat 230 movably arranged in the inner cavity of the side plate 220 and extending out of the side plate 220, and a protection cylinder 240 fixed at the bottom end of the movable seat 230.

[0030] First recesses 111 are formed on both sides of the clamping piece 110, and protrusions 211 are symmetrically arranged on the inner wall of the sleeve 210 and slidingly fit in the first recesses 111, so that the sleeve 210 is stable when moving on the clamping piece 110 and is limited, the sleeve 210 is made of metal material, and the sleeve 210 can close the clamping piece 110 when the steel bar is subjected to tensile detection, so that the anchoring plate is prevented from flying out of the clamping piece 110 when the steel bar is broken.

[0031] The side plate 220 is used for mounting the movable seat 230, the bottom end of the side plate 220 is provided with a second recess 221, the movable seat 230 comprises a support 231 which is movably fit in the second recess 221 and protrudes from the second recess 221 and a spring 232 which connects the inner wall of the support 231 and the bottom wall of the second recess 221, the support 231 is used for mounting the protective cylinder 240 and drives the protective cylinder 240 to reset, when no external force is applied, the spring 232 drives the support 231 to abut against one side of the second recess 221, at this time, the two protective cylinders 240 abut against each other.

[0032] The protective cylinder 240 comprises a triangular block 241 fixed at the bottom end of the movable seat 230 and a half ring plate 242 fixed at one side of the triangular block 241, the triangular block 241 is used for mounting the half ring plate 242, the half ring plate 242 is made of metal material, the two half ring plates 242 abut against each other, and an enclosed space is formed on the outer side of the steel bar body, when the steel bar body is broken during detection, the debris generated can be blocked by the protective cylinder 240, so that the debris is prevented from splashing to the outside.

[0033] In addition, a rubber pad layer 2421 is arranged on the inner side of the half ring plate 242, can play an energy absorption role on the debris splashed when the steel bar is broken, so that the kinetic energy of the debris is prevented from being too large to penetrate the half ring plate 242, and a pull ring 2411 is arranged on one side of the triangular block 241, facilitating the pulling of the protective cylinder 240 to move to one side, that is, facilitating the installation and dismounting of the steel bar anchoring plate body 140.

[0034] The working principle and use process of the utility model are as follows: when in use, the pull ring 2411 is pulled, the protective cylinder 240 is moved to both sides, when the distance between the two protective cylinders 240 is greater than the diameter of the clamping piece 110, the protective cylinder 240 is moved upward, the sleeve 210 is synchronously moved upward, the clamping piece 110 is exposed, the steel bar anchoring plate body 140 is passed through the positioning plate 130, the positioning plate 130 and the steel bar anchoring plate body 140 are placed in the inner cavity of the clamping piece 110, the sleeve 210 is reset, the sleeve 210 can close the clamping piece 110, the pull ring 2411 is loosened, at this time, the spring 232 releases the elastic force, the support 231 is reset, the support 231 resets the protective cylinder 240, the two protective cylinders 240 abut against each other, and an enclosed space is formed on the outer side of the steel bar body, so that the debris is prevented from flying out when the steel bar is broken.

[0035] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the following claims and their equivalents.

Claims

1. A tension clamping device for reinforcing bar anchor plates, comprising: The main body (100) and the protective mechanism are characterized in that the main body (100) includes a clamping member (110), a tensioning part (120) fixed to the top of the clamping member (110), a positioning plate (130) fitted into the inner cavity of the clamping member (110), and a steel bar anchoring plate body (140) that passes through the positioning plate (130) and extends out of the clamping member (110). The protective mechanism includes a sleeve (210) movably sleeved on the outside of the clamping member (110), side plates (220) symmetrically fixed on both sides of the sleeve (210), a movable seat (230) movably disposed in the inner cavity of the side plate (220) and extending out of the side plate (220), and a protective cylinder (240) fixed at the bottom of the movable seat (230). The protective cylinder (240) includes a triangular block (241) fixed to the bottom of the movable seat (230) and a semi-ring plate (242) fixed to one side of the triangular block (241). A rubber pad layer (2421) is provided on the inner side of the semi-ring plate (242).

2. The steel bar anchor plate tension clamping device according to claim 1, characterized in that, The clamping member (110) has a first groove (111) on both sides, and the sleeve (210) has symmetrical protrusions (211) on its inner wall, and the protrusions (211) slide into the first groove (111).

3. The steel bar anchor plate tension clamping device according to claim 1, characterized in that, The main body of the steel anchor plate (140) includes an anchor plate body (141) set at the top of the positioning plate (130) and a steel body (142) fixed at the bottom of the anchor plate body (141) and passing through the clamp (110).

4. The steel bar anchor plate tension clamping device according to claim 1, characterized in that, The bottom end of the side plate (220) has a second groove (221), and the movable seat (230) includes a support (231) that is movably fitted into the second groove (221) and extends out of the second groove (221) and a spring (232) that connects the inner wall of the support (231) with the bottom wall of the second groove (221).

5. The steel bar anchor plate tension clamping device according to claim 1, characterized in that, A pull ring (2411) is installed on one side of the triangular block (241).

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