CN211850958U - Be used for guardrail template check rapid survey device - Google Patents

Abstract

The utility model discloses a quick test device for checking guardrail formwork, comprising: two clamping slots, which are arranged symmetrically, any clamping slot is clamped with the top of the guardrail formwork; two prism devices, which are respectively vertical Straight and symmetrically arranged on the top of the two clamping slots; an adjustment component, which is arranged between the two clamping slots, including a fixing plate, which is horizontally arranged, and the bottom is provided with a sliding rail; two connecting rods, which are arranged on the The two sides of the fixing plate, and the adjacent two ends are respectively slidably connected to the slide rail through the slider, and the non-adjacent ends are respectively fixedly connected to the inner side walls of the two locking slots. The utility model can quickly fix the prism directly above the contour line of the guardrail template through the cooperation of the connecting rod and the clamping slot, avoids the frequent setting of measuring prism parameters and the influence of human factors during measurement, and improves the speed and speed of measuring stakeout. Accuracy.

Description

A quick test device for checking guardrail formwork

technical field

The utility model relates to the field of positioning and measuring tooling. More specifically, the utility model relates to a speed measuring device for checking guardrail formwork.

Background technique

The construction of the anti-collision guardrail of the auxiliary structure of the bridge is a part of the construction of the bridge deck system. Whether the line shape of the guardrail after forming is smooth and beautiful is directly related to the overall image of the bridge. Therefore, it is crucial to effectively control the plane and elevation line shape inside and outside the guardrail. important.

In the past, there are two methods of checking and measuring the formwork of the guardrail: the first is to use the centering pole to collect the key control points of the formwork, compare the measured coordinates with the design coordinates, repeatedly calculate the measurement data and continuously adjust the formwork to reach the design position; It is self-checking by the method of hanging hammer ball and the position points of measuring and setting out before the vertical formwork. In the first method, the measurement personnel need to stand on the template to adjust the centering rod bubble, which has a large safety hazard and cannot guarantee the safety of personnel and equipment. The measurement process is cumbersome, and the measurement results need to be repeatedly calculated; the second method is simple and convenient to operate, and does not require measurement personnel to perform measurement, but the measurement accuracy cannot be guaranteed, especially in the measurement of curves, there are large limitations.

Utility model content

The purpose of the present utility model is to provide a speed measuring device for checking the guardrail formwork, through the cooperation between the connecting rod and the clamping slot, the prism can be quickly fixed directly above the contour line of the guardrail formwork, avoiding the frequent measurement of prism parameters. Settings and the influence of human factors during measurement improve the speed and accuracy of measurement stakeout.

In order to achieve these objects and other advantages according to the present utility model, a quick test device for checking guardrail formwork is provided, including:

Two card slots, which are arranged symmetrically, any card slot is connected to the top of the guardrail template;

two prism devices, which are respectively vertically symmetrically arranged on the tops of the two detent slots;

The adjustment assembly is arranged between the two clamping slots, and the adjustment assembly includes a fixing plate, which is arranged horizontally and has a sliding rail at the bottom; and two connecting rods, which are arranged on two sides of the fixing plate. The adjacent two ends are respectively slidably connected to the slide rail through the slider, and the non-adjacent ends are respectively fixedly connected to the inner side walls of the two locking slots.

Preferably, the speed measurement device for guardrail template verification further comprises: an adjusting shaft, which is horizontally arranged in the middle of the two connecting rods and is rotatably connected to the two connecting rods through bidirectional threads; One end of the adjusting shaft is provided with a rotating wheel, which is coaxially connected with the adjusting shaft.

Preferably, in the quick-test device for checking the guardrail formwork, the opening of the clamping slot is arranged outward, which includes a horizontal plate and a vertical plate, and a guide rail is vertically arranged on the lower part of the vertical plate, which The top end is fixedly connected with the vertical plate, and a moving plate is horizontally arranged on the guide rail, which is located between the guide rail and the guardrail template and is slidably connected with the guide rail; Each of the moving plates is fixedly connected by a horizontal telescopic rod.

Preferably, any prism device includes a bracket and a prism, and the center point of the prism and the inner side wall of the moving board are located on the same vertical plane.

Preferably, in the quick test device for checking guardrail formwork, the distance from the center point of the prism to the top surface of the clamping groove is greater than the height of the outer angle steel of the guardrail formwork.

Preferably, in the quick-test device for checking the guardrail template, a reinforcing block is provided on the inner side wall of the clamping slot, which is located directly below the connection point between the connecting rod and the clamping slot.

Preferably, in the speed measurement device for guardrail template verification, a through hole is provided in the middle of the fixing plate, which is communicated with the slide rail, a limit bolt is arranged in the through hole, and the slide rail There are limit baffles at both ends.

The utility model at least includes the following beneficial effects:

1. By fixing the prism on the card slot, and the card slot and the edge of the guardrail template, the frequent setting of prism parameters and the influence of human factors in the conventional measurement method are avoided, and the accuracy and precision of the measurement data can be obtained. effective guarantee.

2. The climbing operation of personnel during the measurement process is avoided. After installing the guardrail formwork, the device can be erected on the guardrail formwork. Subsequently, it is only necessary to change the state of the adjustment components from the construction platform on one side of the guardrail formwork to realize the adjustment of the device. Repositioning effectively improves the safety of measurement operations.

3. By setting the guide rail and the moving plate, the change of the measuring height of the card slot can be realized. With the structure of the adjustment component, the line shape of the different mileage and different height parts of the guardrail template can be checked. The utility model has a simple structure and is easy to operate. It can quickly check whether the line shape of the guardrail template meets the design requirements, and has great advantages in controlling the inner and outer line shapes of the guardrail.

Other advantages, objects, and features of the present invention will be manifested in part by the description below, and in part will be understood by those skilled in the art from the study and practice of the present invention.

Description of drawings

FIG. 1 is a schematic structural diagram of a quick test device for checking a guardrail template according to an embodiment of the present invention.

Detailed ways

The present utility model will be further described in detail below with reference to the accompanying drawings, so that those skilled in the art can refer to the text of the description to implement it accordingly.

It should be noted that the experimental methods described in the following embodiments are conventional methods unless otherwise specified, and the reagents and materials can be obtained from commercial sources unless otherwise specified; in the description of the present utility model , the terms "horizontal", "portrait", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" The orientation or positional relationship indicated by , "inside", "outside", etc. are based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply the indicated device or element. It must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

As shown in Fig. 1, the present utility model provides a kind of fast measuring device for checking guardrail template, including:

Two detent slots 3 are symmetrically arranged, and any detent slot 3 is clamped to the top of the guardrail template;

two prism devices, which are respectively vertically symmetrically arranged on the tops of the two detent slots;

An adjustment assembly, which is arranged between the two clamping slots 3, the adjustment assembly includes a fixing plate 1, which is arranged horizontally and has a sliding rail at the bottom; two connecting rods 2, which are arranged on the fixing plate The two sides of the board 1, and the adjacent two ends are respectively slidably connected to the slide rail through the slider, and the non-adjacent two ends are respectively fixedly connected to the inner side walls of the two locking grooves 3.

In the above technical solution, the two connecting rods 2 are symmetrically arranged, and the angle between the connecting rod 2 and the clamping slot 3 and the fixing plate will not change during the working process. Adjust the distance between the two card slots by sliding in the slot, so that the two card slots 3 can be fully snapped into the inner side of the guardrail template. At this time, a total station is installed between the guardrail templates at a distance from the device, and the three-coordinate values of the two prism devices are measured by the total station, and then the contact surface between the prism devices to the clamping slot and the guardrail template is measured. The horizontal distance of the two guardrail templates can be calculated, and the actual linear coordinates of the two guardrail templates can be calculated. By comparing them with the parameters specified in the design drawings, it can be judged whether the edge alignment of the guardrail template meets the design requirements.

The utility model has a simple structure, can quickly measure the distance on the inner side of the guardrail template, and can judge the accuracy of the inner contour line of the guardrail template by comparing with the design value. System safety in formwork construction.

In another technical solution, the speed-testing device for guardrail template verification further includes: an adjusting shaft 7, which is horizontally arranged in the middle of the two connecting rods 2 and is respectively connected to the two connecting rods 2 through two-way threads. The connecting rod 2 is connected in rotation; one end of the adjusting shaft 7 is provided with a rotating wheel 8 , which is coaxially connected with the adjusting shaft 7 . The adjusting shaft 7 is connected with the connecting rod 2 through two-way threads. When the rotating wheel 8 rotates clockwise, the connecting rod on the left moves to the right along the slide rail, while the connecting rod on the right moves to the left along the slide rail; When the wheel 8 rotates counterclockwise, the left connecting rod moves to the left along the slide rail, while the right connecting rod moves to the right along the slide rail. When the adjusting shaft 7 is rotated, the two connecting rods approach or move away from each other synchronously. By setting the adjustment shaft 7, the clamping slot 3 can be more firmly abutted on the inner side wall of the guardrail template, which further ensures the accuracy of the measurement. Quickly adjust the working state of the speed-testing device used for guardrail template checking to improve work efficiency.

In another technical solution, in the speed-testing device for guardrail template checking, the opening of the clamping slot 3 is set outward, which includes a horizontal plate and a vertical plate, and the lower part of the vertical plate is vertical A guide rail 9 is provided, the top of which is fixedly connected with the vertical plate, and a moving plate 10 is horizontally arranged on the guide rail, which is located between the guide rail 9 and the guardrail template and is slidably connected with the guide rail 9; The two moving plates 10 on the two locking slots 3 are fixedly connected by a horizontal telescopic rod 11 .

In the above technical solution, the sliding of the moving plate 10 on the track 9 has a certain coefficient of friction. When there is no external force, the moving plate 10 can stay at any height on the track 9; 10 synchronous lifting and lowering ensures that the measurement points on both sides of the guardrail formwork are on the same level. The horizontal telescopic rod 11 can realize passive expansion and contraction under the driving of the adjusting shaft 7 to match the increase or decrease of the spacing between the clamping slots. By setting the moving plate, the linear check of the guardrail template at different heights can be quickly realized, and it can be applied to the linear check when the inner edge of the guardrail template is irregular in shape.

In another technical solution, any prism device includes a bracket 5 and a prism 6, the center point of the prism 6 and the inner wall of the moving plate 10 are located at the same lead Therefore, when calculating the actual linear coordinates of the guardrail template, the measured horizontal coordinates of the two prism devices are moved to the outside by a fixed distance, that is, the linear coordinates of the guardrail template at a certain height. The distance is the length of the moving board.

In another technical solution, the distance from the center point of the prism 6 to the top surface of the clamping slot 3 is greater than the height of the outer angle steel of the guardrail formwork in the quick-test device for checking the guardrail formwork. In the above technical solution, since the outer top surface of the guardrail template will be provided with an outer angle steel, in order to prevent the height of the outer angle steel from exceeding the bracket 5 and blocking the prism 6, the total station cannot accurately measure the coordinate position of the center point of the prism 6. Therefore, it is necessary to pass The distance from the center point of the control prism 6 to the top surface of the clamping slot 3 is greater than the height of the outer angle steel, so that the prism is slightly higher than the top surface of the template, and the operation will not be affected by the obstruction of sight, thus ensuring the operability of the device.

In another technical solution, in the quick-checking device for guardrail template verification, a reinforcing block 4 is provided on the inner side wall of the locking slot 3, which is located between the connecting rod 2 and the locking slot 3 directly below the connection point. By setting the reinforcing block 4, the fixed connection between the connecting rod 2 and the inner side wall of the clamping slot 3 is reinforced, so that when the connecting rod 3 drives the clamping slot and the prism device to move in the horizontal direction, the connection between the connecting rod and the clamping slot is stable. , not easily deformed.

In another technical solution, in the speed measurement device for guardrail template verification, a through hole is provided in the middle of the fixing plate 1, which is communicated with the slide rail, and a limit bolt is arranged in the through hole. , the two ends of the slide rail are respectively provided with limit baffles. Among them, the length of the limit bolt is greater than the distance from the top surface of the fixed plate 1 to the sliding rail, and a limit baffle is set at the same time, so that when the connecting rod 2 is connected with the slider on the sliding rail, the slider will not be dislodged due to excessive displacement. Opening the slide rail causes the device to not work normally, which ensures the stability of the device during use.

In this embodiment, the method of using the quick-test device for guardrail template verification is as follows:

1. Assemble the quick-test device for checking the guardrail formwork and erect it between the two guardrail formwork of the point to be detected through two card slots;

2. Adjust the moving plate 10 to the set height to be detected through the horizontal telescopic rod 11, turn the rotating wheel 8 counterclockwise to make the two connecting rods slide to the outside along the slide rail synchronously, and press the inner walls of the two guardrail templates ;

3. Set a total station at a distance from the device, and use the total station to measure the three-dimensional coordinates of the center points of the two prisms. The actual linear coordinates of the guardrail template are the connection points when the moving plate and the inner side of the guardrail template are pressed together. Coordinates, the horizontal distance between the connection point and the center point of the prism on the same side is fixed, and the vertical distance is the vertical coordinate of the center point of the prism minus the height of the horizontal telescopic rod. Check whether the line type of the guardrail template at the position to be detected meets the design requirements, and the line type of the template can be adjusted by the difference between the actual coordinates and the design coordinates;

4. When detecting the line shapes of different heights at the same mileage on the guardrail template, turn the rotating wheel 8 clockwise to leave a certain gap between the moving plate and the guardrail template, and repeat the content of steps 2-3;

5. When detecting the line shapes of different mileages on the guardrail template, turn the rotating wheel 8 clockwise to leave a certain gap between the moving plate and the guardrail template, and move the device as a whole to the new position to be detected, repeat step 2 -3 content.

Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the description and the embodiments, and can be applied to various fields suitable for the present invention. For those skilled in the art, Additional modifications may readily be implemented, therefore, the invention is not limited to the specific details and illustrations shown and described herein without departing from the general concept defined by the appended claims and the scope of equivalents.

Claims (7)

1. a kind of fast measuring device for guardrail template checking, is characterized in that, comprises: Two card slots, which are arranged symmetrically, any card slot is connected to the top of the guardrail template; two prism devices, which are respectively vertically symmetrically arranged on the tops of the two detent slots; The adjustment assembly is arranged between the two clamping slots, and the adjustment assembly includes a fixing plate, which is arranged horizontally and has a sliding rail at the bottom; and two connecting rods, which are arranged on two sides of the fixing plate. The adjacent two ends are respectively slidably connected to the slide rail through the slider, and the non-adjacent ends are respectively fixedly connected to the inner side walls of the two locking slots. 2 . The speed-testing device for guardrail template checking according to claim 1 , further comprising: an adjusting shaft, which is horizontally arranged in the middle of the two connecting rods and is respectively connected with the two connecting rods through two-way threads. 3 . A connecting rod is rotatably connected; one end of the adjusting shaft is provided with a rotating wheel, which is coaxially connected with the adjusting shaft. 3. The speed-testing device for guardrail template checking according to claim 2, wherein the opening of the clamping slot is arranged outward, and it comprises a horizontal plate and a vertical plate, and the lower part of the vertical plate is A guide rail is vertically arranged, the top of which is fixedly connected with the vertical plate, and a moving plate is horizontally arranged on the guide rail, which is located between the guide rail and the guardrail template and is slidably connected with the guide rail; the two The two moving plates on each card slot are fixedly connected by a horizontal telescopic rod. 4. The speed-testing device for guardrail template checking according to claim 3, wherein any prism device comprises a bracket and a prism, and the center point of the prism and the inner side wall of the moving plate are located at the same vertical noodle. 5 . The quick test device for checking guardrail formwork according to claim 4 , wherein the distance from the center point of the prism to the top surface of the clamping slot is greater than the height of the outer angle steel of the guardrail formwork. 6 . 6 . The speed-testing device for guardrail template checking according to claim 1 , wherein a reinforcing block is provided on the inner side wall of the clamping slot, which is located between the connecting rod and the clamping slot. 7 . directly below the connection point. 7 . The speed-testing device for guardrail template checking according to claim 1 , wherein a through hole is provided in the middle of the fixing plate, which communicates with the sliding rail, and a limit is provided in the through hole. 8 . The two ends of the slide rail are respectively provided with limit baffles.

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