CN219224416U - Steel intensity detector - Google Patents

Abstract

The utility model discloses a steel strength detector, which comprises a support platform, a rangefinder is arranged in the center on the upper surface of the support platform, chute is arranged symmetrically on both sides of the rangefinder, and two connected chute are arranged under the rangefinder There is a double-headed motor in the installation groove, and the two ends of the double-headed motor are connected with the drive screw with the opposite thread direction, the other end of the drive screw is connected with the inner wall of the chute in rotation, and the drive screw is screwed with an adjustment support block. The upper surface of the support block is parallel to the chute and has a positioning slot. Adjust the bottom of the support block to fit the upper surface of the support platform. There is a support plate above the support platform. The support plate and the support platform are fixed by columns. The hydraulic cylinder detects that the power output end of the hydraulic cylinder is connected with a pressure sensor corresponding to the distance meter. The utility model can place the steel more stably, ensure the detection accuracy, effectively prevent the detection pressure from acting on the driving screw, and prolong the service life of the driving screw.

Description

A steel strength tester

technical field

The utility model belongs to the technical field of steel strength detection for buildings, in particular to a steel strength detector.

Background technique

Architecture is the general term for buildings and structures. In order to meet the needs of social life, people use the material and technological means they have mastered, and use certain scientific and aesthetic laws to create an artificial environment. Sometimes buildings may also be extended to bridges, towers, tunnels, etc., existing Most of the buildings in China use steel. Construction steel can be divided into steel for steel structure and steel for reinforced concrete structure. Steel for steel structure mainly includes ordinary carbon structural steel and low alloy structural steel. In order to ensure that the strength of steel meets the needs of use , it is necessary to detect and process the strength of the steel.

At present, the traditional steel strength detection device only places simple supports, and it is difficult to limit the position of the steel. It is prone to misalignment during the pressure detection process of the steel, which affects the detection accuracy; in addition, in order to adjust and support steel of different sizes, usually It is driven by a screw, but when the strength is tested, the pressure will also act on the screw, which makes the screw easy to deform and affects the transmission.

Utility model content

The purpose of the utility model is to provide a steel strength detector, which can place the steel more stably, ensure the accuracy of detection, effectively prevent the detection pressure from acting on the driving screw, and prolong the service life of the driving screw.

In order to achieve the above object, the utility model is a steel strength detector, which includes a support platform, a rangefinder is arranged on the upper surface of the support platform, and a chute is symmetrically arranged on both sides of the support platform. , the distance measuring instrument is provided with an installation groove connecting two chute, and a double-head motor is installed in the installation groove, and the two ends of the double-head motor are connected with a drive screw with opposite thread directions, and the drive screw The other end is rotatably connected to the inner wall of the chute, and an adjustment support block is threadedly connected to the drive screw, and the upper surface of the adjustment support block is parallel to the chute to open a positioning slot, and the bottom of the adjustment support block is attached to the upper surface of the support platform , a support plate is provided above the support platform, and the support plate and the support platform are fixed by a column. The bottom of the support plate is connected to a detection hydraulic cylinder, and the power output end of the detection hydraulic cylinder is connected to a Pressure Sensor.

As a further solution of the utility model: the adjustable support block is connected with an inverted U-shaped frame, and the corresponding positioning slot on the U-shaped frame is connected with a compression hydraulic cylinder, and the power output end of the compression hydraulic cylinder is connected to There is a pressure plate.

As a further solution of the present invention: the cross-section of the positioning groove is a V-shaped structure, the length of the pressure plate is larger than the opening size of the positioning groove, and the lower surface of the pressure plate is connected with a non-slip pad.

As a further solution of the present invention: a control panel is connected to the upper surface of the support platform, and the control panel is centrally connected to control a double-head motor, a rangefinder, a pressure sensor, a detection hydraulic cylinder and a compression hydraulic cylinder.

Compared with the prior art, the beneficial effects of the utility model are as follows:

Use the adjustable support block to support and place the steel to be tested, and adjust the bottom of the support block to fit the support platform, which can not only facilitate the transmission adjustment function with the drive screw, but also prevent the detection pressure from directly acting on the drive screw, thereby prolonging the service life of the drive screw;

Adjust the positioning slot on the support block, which can limit the positioning of the steel with uneven surface, and cooperate with the pressing plate driven by the hydraulic cylinder to further ensure the stability of the steel placement;

The pressure sensor can accurately record the pressure acting on the steel, and the rangefinder corresponding to the pressure sensor can record the deformation of the steel under different pressures, and then determine the strength of the steel through calculation to ensure the accuracy of the detection.

Description of drawings

Fig. 1 is a structural schematic diagram of a steel strength detector.

Fig. 2 is a schematic diagram of the structure of the U-shaped frame connected to the adjustable support block.

In the figure: 1. Support platform, 2. Rangefinder, 3. Chute, 4. Installation slot, 5. Double-headed motor, 6. Drive screw, 7. Adjusting support block, 8. Positioning slot, 9. Support Plate, 10, column, 11, detection hydraulic cylinder, 12, pressure sensor, 13, U-shaped frame, 14, compression hydraulic cylinder, 15, pressure plate, 16, anti-slip mat, 17, control panel.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1, a steel strength detector includes a support platform 1, a rangefinder 2 is arranged in the center on the upper surface of the support platform 1, and a chute 3 is arranged symmetrically on both sides of the distancefinder 2 on the upper surface of the support platform 1 , the distance meter 2 is provided with an installation groove 4 connecting two chutes 3 below, and a double-headed motor 5 is housed in the installation groove 4, and the two ends of the double-headed motor 5 are connected with a drive screw 6 with opposite thread directions, and the drive screw 6 The other end is rotationally connected with the inner wall of the chute 3, and the driving screw 6 is threadedly connected with an adjustment support block 7, and the driving force is provided by the double-headed motor 5. Adjust the spacing between the support blocks 7, so as to adapt to the support detection of steel materials of different sizes; the upper surface of the adjustment support block 7 is parallel to the chute 3 to provide a positioning placement groove 8, and the positioning placement groove 8 can be used to place the steel to be detected more stably. Avoid pressure offset during the detection process and affect the detection data; adjust the bottom of the support block 7 to fit the upper surface of the support table 1, and the detection pressure can act on the support table 1 by adjusting the support block 7, and reduce the action on the driving screw 6. The service life of the driving screw 6 can be greatly extended; a support plate 9 is provided above the support platform 1, and the support plate 9 and the support platform 1 are fixed by a column 10, and the bottom of the support plate 9 is connected with a detection hydraulic cylinder 11, and the detection hydraulic cylinder The power output end of 11 is connected to the pressure sensor 12 corresponding to the range finder 2, and the corresponding cooperation between the pressure sensor 12 and the range finder 2 can accurately record the deformation of the steel under different pressure states in real time, thereby accurately calculating the strength of the steel.

As shown in Figure 2, in order to strengthen the fixing effect of the steel to be detected, preferably, the adjustment support block 7 is connected with an inverted U-shaped frame 13, and the corresponding positioning placement groove 8 on the U-shaped frame 13 is connected with a compression hydraulic cylinder 14, The power output end of the compression hydraulic cylinder 14 is connected with a pressing plate 15, and the positioning slot 8 cooperates with the pressing plate 15 to achieve the effect of tightening and fixing the steel.

In order to further improve the clamping effect of the positioning slot 8 and the pressing plate 15, preferably, the positioning slot 8 has a V-shaped cross section, the length of the pressing plate 15 is greater than the opening size of the positioning slot 8, and the lower surface of the pressing plate 15 is connected with an anti-skid The pad 16 and the V-shaped positioning groove 8 facilitate the positioning of the steel. The large size of the pressure plate 15 can better form a covering and compacting effect. Cooperating with the anti-skid pad 16, it provides a stable clamping and fixing effect on the steel.

As shown in Figure 1, in order to accurately and conveniently complete the detection of steel, preferably, the upper surface of the support table 1 is connected with a control panel 17, and the control panel 17 is centrally connected to control the double-head motor 5, the distance meter 2, the pressure sensor 12, The detection hydraulic cylinder 11 and the compression hydraulic cylinder 14 are set in advance through the control panel 17, which simplifies the operation process and provides convenience for the detection of steel products.

The working process of the utility model: according to the size of the steel to be detected, start the double-head motor 5, adjust the distance between the two adjustment support blocks 7 by driving the screw 6, and then place the steel stably under the auxiliary action of the positioning placement groove 8, and then Start the compression hydraulic cylinder 14, limit and compress the steel through the pressure plate 15, and then start the detection hydraulic cylinder 11 to control the pressure sensor 12 to press down on the steel, and cooperate with the rangefinder 2 to complete the measurement of the deformation of the steel under different pressure states After the measurement, the steel strength is calculated by the formula set inside the control panel 17, and the result is displayed on the control panel 17.

Claims (4)

1. The utility model provides a steel intensity detector, includes brace table (1), its characterized in that, brace table (1) upper surface is equipped with distancer (2) placed in the middle, brace table (1) upper surface is located the bilateral symmetry of distancer (2) and is equipped with spout (3), distancer (2) below is equipped with mounting groove (4) of two spouts (3) of intercommunication, install in groove (4) and be equipped with stud motor (5), the both ends of stud motor (5) are connected with drive screw (6) that the screw thread direction is opposite, the other end and spout (3) inner wall rotation of drive screw (6) are connected, threaded connection has regulation supporting shoe (7) on drive screw (6), location standing groove (8) have been seted up to regulation supporting shoe (7) upper surface parallel to spout (3), regulation supporting shoe (7) bottom laminating brace table (1) upper surface, brace table (1) top is equipped with backup pad (9), be fixed through stand (10) between backup pad (9) and the brace table (1), backup pad (9) bottom are connected with detection jar (11) and are connected with distance measurement jar (11), hydraulic pressure sensor (12) are connected with corresponding to output jar (11).

2. The steel strength detector according to claim 1, wherein the adjusting support block (7) is connected with an inverted U-shaped frame (13), a pressing hydraulic cylinder (14) is connected to the U-shaped frame (13) corresponding to the positioning and placing groove (8), and a pressing plate (15) is connected to a power output end of the pressing hydraulic cylinder (14).

3. The steel strength detector according to claim 2, wherein the cross section of the positioning groove (8) is of a V-shaped structure, the length dimension of the pressing plate (15) is larger than the opening dimension of the positioning groove (8), and the lower surface of the pressing plate (15) is connected with an anti-slip pad (16).

4. A steel strength detector according to claim 2 or 3, wherein the upper surface of the supporting table (1) is connected with a control panel (17), and the control panel (17) is connected with a control double-headed motor (5), a range finder (2), a pressure sensor (12), a detection hydraulic cylinder (11) and a pressing hydraulic cylinder (14) in a centralized manner.

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