Steel bar size detector

Abstract

The utility model discloses a reinforcing steel bar size detector, relates to plain round reinforcing steel bar size detection field, including support and measuring subassembly, the left side of support is integratedly fixed connection with the side plate, and the both sides of side plate are evenly distributed with length identification in the transverse direction, the middle part of side plate along the extension direction is equipped with the circular arc groove that sinks inward, the measuring subassembly is equipped with the circular arc groove that sinks inward. And plain round steel bar bodies are placed in the arc grooves, and the ends, away from the support, of the side plates are integrally and fixedly connected with end plates. According to the steel bar size detector provided by the invention, when the detector is used, the inwards-sunken arc grooves are formed in the middles of the side plates in the extending direction, so that when the length and diameter of a plain round steel bar body are detected, the plain round steel bar body can be stably placed in the arc grooves, and rolling deviation during detection is prevented; meanwhile, the zero graduation line of the diameter identification is flush with the arc bottom end of the arc groove and used for compensating for the height difference caused by the depth of the arc groove, and errors generated when diameter measurement is conducted on the plain round bar body are avoided.

Description

Technical Field

[0001] The utility model relates to the field of round steel bar size detection, in particular to a steel bar size detector. Background Art

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete. Its cross-section is circular, including plain round steel bars, ribbed steel bars and twisted steel bars. As the main material used in construction projects, the quality and performance of steel bars largely determine the overall quality of the construction project. Therefore, it is crucial to choose the right size of steel bars, which requires supervision and inspection by the supervision unit.

[0003] At present, the traditional requirements for the detection of the size of plain round steel bars are mainly to detect the diameter and length. The existing technology usually uses a vernier caliper to detect the diameter of the plain round steel bars, and a tape measure to detect the length of the plain round steel bars. There is a lack of instruments that can perform systematic detection of the diameter and length of plain round steel bars.

[0004] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a steel bar size detector is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a steel bar size detector to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel bar size detector, including a support and a measuring component, the left side of the support is integrally fixedly connected to a side plate, and length markings are evenly distributed laterally on both sides of the side plate, the middle part of the side plate is provided with an inwardly recessed arc groove along the extension direction, and a plain round steel bar body is placed inside the arc groove, the end of the side plate away from the support is integrally fixedly connected to an end plate, and the bottom end of the end plate is provided with a through hole laterally penetrating therethrough, and the measuring component is slidably installed inside the arc groove.

[0007] Furthermore, the measuring component includes a frame and a length indicator, the back of the frame is in contact with one end of the plain round steel bar body, and the other end of the plain round steel bar body is in contact with the front of the support, and the length indicators are symmetrically arranged on both sides of the frame, and the length indicators indicate corresponding positions of the length marks.

[0008] Furthermore, the measuring component also includes a diameter mark, and the diameter marks are evenly distributed longitudinally on both sides of the frame, and the zero scale line of the diameter mark is flush with the bottom end of the circular arc of the circular arc groove.

[0009] Furthermore, the measuring assembly also includes a slider, the slider is fixedly installed at the bottom of the frame, and the frame is slidably matched with the arc groove through the slider.

[0010] Furthermore, the measuring component also includes a slide rod, a limit pin and a spring 1. The front side of the slider is fixedly connected to the slide rod, and the limit pin is threadedly fixed to the end of the slide rod, and the spring 1 is sleeved in the middle of the slide rod.

[0011] Furthermore, the measuring assembly also includes an extension plate and a pull rod. The extension plate is fixedly installed on the back of the top of the frame in an integrated manner, and the pull rod is slidably installed in the middle of the extension plate.

[0012] Furthermore, the measuring assembly also includes a handle and a second spring. The top end of the pull rod is fixedly connected with the handle, and the middle part of the pull rod is sleeved with the second spring.

[0013] Furthermore, the measuring assembly also includes an upper pressing plate and a diameter indicator mark. The lower end of the pull rod is fixedly connected to the upper pressing plate, and the side surface of the upper pressing plate indicates the position corresponding to the diameter mark through the diameter indicator mark.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. When the utility model is in use, an inwardly recessed arc groove is provided in the middle of the side plate along the extension direction, so that when the length and diameter of the plain round steel bar body are detected, it can be stably placed in the arc groove to prevent rolling deviation during detection. At the same time, the zero scale line of the diameter mark is flush with the bottom end of the arc of the arc groove, which is used to compensate for the height difference caused by the depth of the arc groove and avoid errors when measuring the diameter of the plain round steel bar body.

[0016] 2. When the utility model is in use, on the one hand, the frame slides with the arc groove through the slider. When the length of the light round steel bar body is detected, the back of the frame fits with one end of the light round steel bar body, and the other end of the light round steel bar body fits with the front of the support. By observing the moving distance of the length indicators on both sides of the frame at the length mark, the length of the detected light round steel bar body can be quickly determined. On the other hand, the upper pressure plate slides with the extension plate on the top of the frame through the pull rod. The bottom end of the circumference of the light round steel bar body fits with the arc groove, and the top end of the circumference of the light round steel bar body fits with the upper pressure plate. By observing the moving distance of the diameter indicators on both sides of the upper pressure plate at the diameter mark, the diameter of the detected light round steel bar body can be quickly determined. The diameter and length of the light round steel bar body are detected in a systematic way, which is convenient and fast while the reading is accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall combined structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall split structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the front view structure of the measuring component of the utility model.

[0020] In the figure: 1. support; 2. side plate; 3. length mark; 4. arc groove; 5. plain round steel bar body; 6. end plate; 7. perforation; 8. measuring component; 801. frame; 802. length indicator; 803. diameter mark; 804. slider; 805. slide bar; 806. limit pin; 807. spring one; 808. extension plate; 809. pull rod; 810. handle; 811. spring two; 812. upper pressure plate; 813. diameter indicator. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0022] like Figure 1 to Figure 2 As shown, a steel bar size detector, a side plate 2 is integrally fixedly connected to the left side of the support 1, and length marks 3 are evenly distributed on both sides of the side plate 2 in the transverse direction, an inwardly concave arc groove 4 is opened in the middle of the side plate 2 along the extension direction, and a plain round steel bar body 5 is placed inside the arc groove 4, by opening the inwardly concave arc groove 4 in the middle of the side plate 2 along the extension direction, so that when the length and diameter of the plain round steel bar body 5 are detected, it can be stably placed in the arc groove 4 to prevent rolling deviation during detection, and an end plate 6 is integrally fixedly connected to the end of the side plate 2 away from the support 1, and a through hole 7 is opened transversely through the bottom end of the end plate 6;

[0023] like Figures 2 to 3As shown, the measuring component 8 is slidably installed inside the circular arc groove 4, and the measuring component 8 includes a frame 801 and a length indicator 802. The back of the frame 801 is in contact with one end of the plain round steel bar body 5, and the other end of the plain round steel bar body 5 is in contact with the front of the support 1. The length indicators 802 are symmetrically arranged on both sides of the frame 801, and the length indicators 802 indicate the corresponding positions of the length marks 3. On the one hand, the frame 801 is slidably matched with the circular arc groove 4 through the slider 804. When the length of the plain round steel bar body 5 is detected, the back of the frame 801 is in contact with one end of the plain round steel bar body 5, and the other end of the plain round steel bar body 5 is in contact with the front of the support 1. By observing The length indicators 802 on both sides of the frame 801 are located at the moving distance of the length mark 3, and the length of the detected light round steel bar body 5 is quickly determined. The measuring component 8 also includes a diameter mark 803. The diameter marks 803 are evenly distributed on both sides of the frame 801 in the longitudinal direction, and the zero scale line of the diameter mark 803 is flush with the bottom end of the arc of the arc groove 4. The measuring component 8 also includes a slider 804. The slider 804 is fixedly installed at the bottom of the frame 801, and the frame 801 is slidably matched with the arc groove 4 through the slider 804. The measuring component 8 also includes a slide bar 805, a limit pin 806 and a spring 807. The front of the slider 804 is fixedly connected to the slide bar 805, and the slide bar 805 The end thread fixes a limit pin 806, and a spring 1 807 is set in the middle of the slide rod 805. The measuring assembly 8 also includes an extension plate 808 and a pull rod 809. The extension plate 808 is fixedly installed on the top and back of the frame 801, and a pull rod 809 is slidably installed in the middle of the extension plate 808. The measuring assembly 8 also includes a handle 810 and a spring 2 811. The top of the pull rod 809 is fixedly connected to the handle 810, and the middle of the pull rod 809 is set with a spring 2 811. The measuring assembly 8 also includes an upper pressure plate 812 and a diameter indicator 813. The bottom end of the pull rod 809 is fixedly connected to the upper pressure plate 812, and the side of the upper pressure plate 812 is passed through the diameter indicator 81 3 indicates the position corresponding to the diameter mark 803. On the other hand, the upper pressing plate 812 is slidably matched with the extension plate 808 at the top of the frame 801 through the pull rod 809. The circumferential bottom end of the plain round steel bar body 5 fits with the arc groove 4, and the circumferential top end of the plain round steel bar body 5 fits with the upper pressing plate 812. At the same time, the zero scale line of the diameter mark 803 is flush with the arc bottom end of the arc groove 4, which is used to compensate for the height difference caused by the depth of the arc groove 4 and avoid errors in measuring the diameter of the plain round steel bar body 5. By observing the moving distance of the diameter indicator marks 813 on both sides of the upper pressing plate 812 at the diameter mark 803, the diameter of the detected plain round steel bar body 5 can be quickly determined.

[0024] Working principle: When using this kind of steel bar size detector, by opening an inwardly recessed arc groove 4 along the extension direction in the middle of the side plate 2, when detecting the length and diameter of the light round steel bar body 5, it can be firmly placed in the arc groove 4 to prevent rolling deviation during detection. On the one hand, the frame 801 slides with the arc groove 4 through the slider 804. When detecting the length of the light round steel bar body 5, the back of the frame 801 fits with one end of the light round steel bar body 5, and the other end of the light round steel bar body 5 fits with the front of the support 1. By observing the moving distance of the length indicator 802 on both sides of the frame 801 at the length mark 3, the length of the detected light round steel bar body 5 can be quickly determined. On the one hand, the upper pressure plate 812 is slidably matched with the extension plate 808 at the top of the frame 801 through the pull rod 809, the bottom end of the circumference of the smooth round steel bar body 5 is in contact with the circular arc groove 4, and the top end of the circumference of the smooth round steel bar body 5 is in contact with the upper pressure plate 812. At the same time, the zero scale line of the diameter mark 803 is flush with the bottom end of the circular arc groove 4, which is used to compensate for the height difference caused by the depth of the circular arc groove 4 and avoid errors in diameter measurement of the smooth round steel bar body 5. By observing the moving distance of the diameter indicator 813 on both sides of the upper pressure plate 812 at the diameter mark 803, the diameter of the detected smooth round steel bar body 5 can be quickly determined, and the diameter and length of the smooth round steel bar body 5 can be systematically detected, which is convenient and fast while the readings are accurate.

[0025] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A steel bar size detector, characterized in that: The invention comprises a support (1) and a measuring assembly (8), wherein the left side of the support (1) is integrally fixedly connected with a side plate (2), and length marks (3) are evenly distributed laterally on both sides of the side plate (2), a circular arc groove (4) recessed inwardly is provided in the middle of the side plate (2) along the extension direction, and a plain round steel bar body (5) is placed inside the circular arc groove (4), and an end plate (6) is integrally fixedly connected with one end of the side plate (2) away from the support (1), and a through hole (7) is provided laterally through the bottom end of the end plate (6), and the measuring assembly (8) is slidably installed inside the circular arc groove (4).

2. A steel bar size detector according to claim 1, characterized in that: The measuring assembly (8) comprises a frame (801) and a length indicator (802); the back of the frame (801) is in contact with one end of the plain round steel bar body (5), and the other end of the plain round steel bar body (5) is in contact with the front of the support (1); the length indicators (802) are symmetrically arranged on both sides of the frame (801), and the length indicators (802) indicate corresponding positions with the length marks (3).

3. A steel bar size detector according to claim 2, characterized in that: The measuring component (8) further comprises a diameter mark (803), and the diameter marks (803) are evenly distributed longitudinally on both sides of the frame (801), and the zero scale line of the diameter mark (803) is flush with the bottom end of the circular arc of the circular arc groove (4).

4. A steel bar size detector according to claim 2, characterized in that: The measuring assembly (8) further comprises a slider (804), the slider (804) being fixedly mounted on the bottom of the frame (801), and the frame (801) is slidably matched with the circular arc groove (4) via the slider (804).

5. A steel bar size detector according to claim 4, characterized in that: The measuring assembly (8) further comprises a slide rod (805), a limit pin (806) and a spring (807); the front side of the slider (804) is fixedly connected with the slide rod (805); the limit pin (806) is threadedly fixed to the end of the slide rod (805); and the middle part of the slide rod (805) is sleeved with a spring (807).

6. A steel bar size detector according to claim 2, characterized in that: The measuring assembly (8) further comprises an extension plate (808) and a pull rod (809); the extension plate (808) is integrally fixedly mounted on the top and back of the frame (801), and the pull rod (809) is slidably mounted in the middle of the extension plate (808).

7. A steel bar size detector according to claim 6, characterized in that: The measuring assembly (8) further comprises a handle (810) and a second spring (811); the handle (810) is fixedly connected to the top of the pull rod (809), and the second spring (811) is sleeved on the middle of the pull rod (809).

8. A steel bar size detector according to claim 6, characterized in that: The measuring assembly (8) further comprises an upper pressing plate (812) and a diameter indicator (813); the lower end of the pull rod (809) is fixedly connected to the upper pressing plate (812), and the side of the upper pressing plate (812) indicates a position corresponding to the diameter mark (803) through the diameter indicator (813).

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