Prestressed anchor bolt exposed length measuring device

Abstract

The utility model relates to the technical field of measuring devices, and discloses a pre-stressed anchor bolt exposed length measuring device which comprises a mounting plate, two sliding grooves are formed in the mounting plate, sliding blocks are arranged in the two sliding grooves, the sliding blocks are connected with the mounting plate in a sliding mode, inserting plates are arranged on the sliding blocks in a penetrating mode, and idler wheels are arranged at the bottom ends of the two inserting plates. The bottoms of the two ends of the mounting plate are fixedly connected with guide plates, the bottoms of the two ends of the two sliding blocks are fixedly connected with connecting rods, the bottoms of the two connecting rods are fixedly connected with the same square plate, a clamping mechanism is arranged at the bottom of the square plate, the tops of the two inserting plates are fixedly connected with T-shaped plates, and the two T-shaped plates are sleeved with pressing plates. T-shaped grooves are formed in the bottoms of the two ends of the pressing plate, and the T-shaped plates are arranged in the T-shaped grooves and slidably connected with the pressing plate. The measuring device is simple to operate and convenient to mount and dismount, the measuring efficiency can be improved, the stability of the measuring device is ensured, and the accuracy of a measuring result is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring devices, in particular to a device for measuring the exposed length of a prestressed anchor bolt. Background Art

[0002] After searching, the Chinese patent authorization number CN216791129U discloses a prestressed anchor bolt exposed length measuring device, including a fixing nut, an outer sleeve, an inner tube and two distance sensors, the two distance sensors are respectively fixed on the front and rear sides of the lower surface of the top plate of the outer sleeve, the outer sleeve is rotatably connected to the inner tube, and the bottom of the inner tube is connected and fixed to the fixing nut through a circumferentially distributed connecting plate. The utility model is used for a prestressed anchor bolt exposed length measuring device for a wind turbine foundation.

[0003] The prestressed anchor bolt exposed length measuring device in the above-mentioned patent has the following shortcomings: the operation is cumbersome, and the fixing bolts need to be tightened multiple times when installing and disassembling the measuring device, which takes a lot of time and affects the efficiency of the measurement work. In addition, the fixing bolts are prone to thread slippage after being tightened multiple times, which affects the quality of the device fixation, causing the measuring device to loosen or fall off after installation, affecting the accuracy of the measurement results. Therefore, it is necessary to design a prestressed anchor bolt exposed length measuring device to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a device for measuring the exposed length of a prestressed anchor bolt.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The cam is provided with two guide wheels, and the guide wheels are provided with a plurality of guide wheels at the bottom ends of the two guide wheels, and the guide wheels are provided with a plurality of guide wheels at the bottom ends of the two guide wheels. One side is fixedly connected to the mounting plate. Since a clamping mechanism is used to install the device on the anchor bolt, during the installation of the device, it is only necessary to press the pressure plate to bring the two clamping plates close to each other until they touch the anchor bolt, and the device can be installed on the anchor bolt. This effectively solves the problem that the existing measuring device proposed in the background technology is cumbersome to operate. When installing and disassembling the measuring device, it is necessary to turn the fixing bolts many times, which takes a lot of time and affects the efficiency of the measuring work. After being turned many times, the fixing bolts are prone to thread slippage, which affects the quality of the device fixation, and causes the measuring device to loosen or fall off after installation, affecting the accuracy of the measurement results. The problem is achieved by simple operation, easy installation and disassembly, which can improve the efficiency of the measurement work, ensure the stability of the measuring device, and ensure the accuracy of the measurement results.

[0007] As a further solution of the utility model, the clamping mechanism includes a fixing plate, a limiting rod is passed through the bottom end of the fixing plate, and a clamping plate is fixedly connected to one side of the limiting rod.

[0008] As a further solution of the utility model, a screw rod is passed through the fixing plate, and a sliding plate matched with the screw rod is arranged at the position where the screw rod passes through the fixing plate, the screw rod is fixedly connected to a limiting disk on the side close to the clamping plate, the limiting disk is provided with a sleeve plate, the sleeve plate is fixedly connected to the clamping plate, and the screw rod is fixedly connected to a knob on the side away from the sleeve plate.

[0009] As a further solution of the utility model, a sleeve is fixedly connected to the bottom of the mounting plate.

[0010] As a further solution of the utility model, the bottoms of both ends of the mounting plate are fixedly connected with distance measuring sensors, and the distance measuring sensors are ultrasonic distance measuring sensors.

[0011] As a further solution of the utility model, a control box is fixedly connected to the top of the mounting plate, and a controller, a display and a power supply are arranged in the control box. The power supply is electrically connected to the ranging sensor, the controller and the display screen, and the controller is electrically connected to the display screen and the ranging sensor.

[0012] The beneficial effects of the utility model are:

[0013] The utility model adopts the technical means of installing the device on the anchor bolt by adopting a clamping mechanism. Therefore, in the process of installing the device, it is only necessary to press the pressure plate to make the two clamping plates approach each other until they touch the anchor bolt, and the device can be installed on the anchor bolt, which effectively solves the problem that the existing measuring device proposed in the background technology is cumbersome to operate. When installing and disassembling the measuring device, it is necessary to screw the fixing bolts many times, which takes a lot of time and affects the efficiency of the measuring work. After being screwed many times, the fixing bolts are prone to thread slippage, which affects the quality of the device fixation, and causes the measuring device to loosen or fall off after installation, affecting the accuracy of the measurement result. The utility model thus realizes the technical effect of simple operation, easy installation and disassembly, which can improve the efficiency of the measuring work, ensure the stability of the measuring device, and ensure the accuracy of the measurement result. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of a prestressed anchor bolt exposed length measuring device proposed by the utility model;

[0015] Figure 2 This is a partial structural schematic diagram of a prestressed anchor bolt exposed length measuring device proposed by the utility model;

[0016] Figure 3 It is a schematic diagram of the partial section development structure of a prestressed anchor bolt exposed length measuring device proposed by the utility model;

[0017] Figure 4 The utility model provides a schematic diagram of the expanded cross-sectional structure of a prestressed anchor bolt exposed at a clamping plate of a length measuring device.

[0018] In the figure: 1. Mounting plate; 2. Slide groove; 3. Slider; 4. Insert plate; 5. Roller; 6. Guide plate; 7. Connecting rod; 8. Square plate; 9. T-shaped plate; 10. Pressure plate; 11. T-shaped slot; 12. Spring; 13. Sleeve; 14. Distance sensor; 15. Control box; 16. Fixing plate; 17. Screw rod; 18. Limiting plate; 19. Sleeve plate; 20. Clamp plate; 21. Knob; 22. Limiting rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0021] Reference Figure 1-Figure 4 , a prestressed anchor bolt exposed length measuring device, including a mounting plate 1, the mounting plate 1 is provided with two slide grooves 2, the two slide grooves 2 are each provided with a slider 3, the slider 3 is slidably connected to the mounting plate 1, a plug plate 4 is penetrated by the slider 3, the bottom ends of the two plug plates 4 are provided with rollers 5, the bottoms of both ends of the mounting plate 1 are fixedly connected with guide plates 6, the bottoms of both ends of the two sliders 3 are fixedly connected with connecting rods 7, the bottoms of the two connecting rods 7 are fixedly connected with the same square plate 8, the bottom of the square plate 8 is provided with a clamping mechanism, the tops of the two plug plates 4 are fixedly connected with T-shaped plates 9, the two T-shaped plates 9 are sleeved with pressing plates 10, the bottoms of both ends of the pressing plates 10 are provided with T-shaped grooves 11, the T-shaped plates 9 are arranged in the T-shaped grooves 11, the T-shaped plates 9 are slidably connected to the pressing plates 10, and the two sliders 3 are fixedly connected with two springs 12 on the side close to each other, and the springs 12 are away from the slide One side of block 3 is fixedly connected to the mounting plate 1. Since a clamping mechanism is used to install the device on the anchor bolt, during the installation of the device, it is only necessary to press the pressure plate to bring the two clamping plates close to each other until they touch the anchor bolt, and the device can be installed on the anchor bolt. This effectively solves the problem that the existing measuring device proposed in the background technology is cumbersome to operate. When installing and disassembling the measuring device, it is necessary to turn the fixing bolts many times, which takes a lot of time and affects the efficiency of the measuring work. After being turned many times, the fixing bolts are prone to thread slippage, which affects the quality of the device fixation, causing the measuring device to loosen or fall off after installation, affecting the accuracy of the measurement results. The problem is achieved by simple operation, easy installation and disassembly, which can improve the efficiency of the measurement work, ensure the stability of the measuring device, and ensure the accuracy of the measurement results.

[0022] In this embodiment, the clamping mechanism includes a fixing plate 16 , a limiting rod 22 is passed through the bottom end of the fixing plate 16 , and a clamping plate 20 is fixedly connected to one side of the limiting rod 22 .

[0023] In this embodiment, a screw rod 17 is passed through the fixed plate 16, and a sliding plate matched with the screw rod 17 is provided at the position where the screw rod 17 passes through the fixed plate 16. The screw rod 17 is fixedly connected to a limit plate 18 on the side close to the splint 20, and the limit plate 18 is sleeved with a sleeve plate 19, which is fixedly connected to the splint 20. The screw rod 17 is fixedly connected to a knob 21 on the side away from the sleeve plate 19.

[0024] In this embodiment, a sleeve 13 is fixedly connected to the bottom of the mounting plate 1 .

[0025] In this embodiment, the bottoms of both ends of the mounting plate 1 are fixedly connected with distance measuring sensors 14 , and the distance measuring sensors 14 are ultrasonic distance measuring sensors.

[0026] In this embodiment, a control box 15 is fixedly connected to the top of the mounting plate 1. The control box 15 is provided with a controller, a display and a power supply. The power supply is electrically connected to the ranging sensor 14, the controller and the display screen. The controller is electrically connected to the display screen and the ranging sensor 14.

[0027] Working principle: When using the device, the sleeve 13 can be put on the anchor bolt, and then the pressure plate 10 can be pressed. When the pressure plate 10 descends, it will drive the T-shaped plate 9 to descend, and the T-shaped plate 9 will drive the plug plate 4 to descend, and the plug plate 4 will drive the roller 5 to move and descend along the guide plate 6, and the two plug plates 4 will approach each other while descending, and the plug plate 4 will drive the two sliders 3 to approach each other, and the slider 3 will drive the connecting rod 7 to move, and the connecting rod 7 will drive the square plate 8 to move, and the square plate 8 will drive the fixed plate 16 to move, and the fixed plate 16 will drive the screw rod 17 to move, and the screw rod 17 will drive the limit plate 18 to move, and the limit plate 18 will drive the sleeve plate 19 to move, and the sleeve plate 19 will drive the splint 20 to move close to the anchor bolt, and the spring 12 will be squeezed to shrink the spring 12 when the two sliders 3 move. When the plug plate 4 moves to the vertical side at the bottom end of the guide plate 6, the spring 12 will be squeezed and ... By the reaction force of the spring 12, the plug plate 4 can be stabilized at the vertical edge of the guide plate 6, and at this time the two clamping plates 20 can also be clamped on the anchor bolt, the distance measuring sensor 14 can be started to measure the distance in real time, and the staff can adjust the exposed length of the anchor bolt according to the obtained data. When measuring the exposed length of anchor bolts of different sizes, the knob 21 can be turned, the knob 21 will drive the screw rod 17 to rotate, the screw rod 17 will move, the screw rod 17 will drive the limit plate 18 to move, the limit plate 18 will drive the sleeve plate 19 to move, and the sleeve plate 19 will drive the clamping plate 20 to move, so that the initial distance between the two clamping plates 20 can be adjusted to adapt to anchor bolts of different sizes. When the clamping plate 20 moves, it will also drive the limit rod 22 to move. Through the mutual cooperation of the limit rod 22 and the fixed plate 16, the clamping plate 20 will not deviate when moving.

[0028] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0029] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0030] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for measuring the exposed length of a prestressed anchor bolt, comprising a mounting plate (1), characterized in that: The mounting plate (1) is provided with two slide grooves (2), and a slider (3) is provided in each of the two slide grooves (2). The slider (3) is slidably connected to the mounting plate (1), and a plug plate (4) is passed through the slider (3). The bottom ends of the two plug plates (4) are provided with rollers (5). The bottom ends of both ends of the mounting plate (1) are fixedly connected to guide plates (6), and the bottom ends of the two slide grooves (3) are fixedly connected to connecting rods (7). The bottom ends of the two connecting rods (7) are fixedly connected to the same square plate (8). The square plate ( 8) is provided with a clamping mechanism at the bottom, the tops of the two plug plates (4) are fixedly connected with T-shaped plates (9), the two T-shaped plates (9) are sleeved with a pressing plate (10), the bottoms of both ends of the pressing plate (10) are provided with T-shaped grooves (11), the T-shaped plates (9) are arranged in the T-shaped grooves (11), the T-shaped plates (9) are slidably connected to the pressing plates (10), the two sliders (3) are fixedly connected with two springs (12) on the side close to each other, and the springs (12) are fixedly connected to the mounting plate (1) on the side away from the sliders (3).

2. The device for measuring the exposed length of prestressed anchor bolts according to claim 1, characterized in that: The clamping mechanism comprises a fixing plate (16), a limiting rod (22) is passed through the bottom end of the fixing plate (16), and a clamping plate (20) is fixedly connected to one side of the limiting rod (22).

3. The device for measuring the exposed length of prestressed anchor bolts according to claim 2, characterized in that: The fixing plate (16) is provided with a screw rod (17), and a sliding plate matched with the screw rod (17) is provided on the fixing plate (16) at a position where the screw rod (17) passes through. The screw rod (17) is fixedly connected to a limit plate (18) on a side close to the clamping plate (20), and the limit plate (18) is sleeved with a sleeve plate (19), and the sleeve plate (19) is fixedly connected to the clamping plate (20). The screw rod (17) is fixedly connected to a knob (21) on a side away from the sleeve plate (19).

4. The device for measuring the exposed length of prestressed anchor bolts according to claim 1, characterized in that: A sleeve (13) is fixedly connected to the bottom of the mounting plate (1).

5. The device for measuring the exposed length of prestressed anchor bolts according to claim 4, characterized in that: The bottoms of both ends of the mounting plate (1) are fixedly connected with distance sensors (14), and the distance sensors (14) are ultrasonic distance sensors.

6. The device for measuring the exposed length of prestressed anchor bolts according to claim 5, characterized in that: A control box (15) is fixedly connected to the top of the mounting plate (1), wherein a controller, a display and a power supply are arranged inside the control box (15), wherein the power supply is electrically connected to the distance measuring sensor (14), the controller and the display screen, and wherein the controller is electrically connected to the display screen and the distance measuring sensor (14).

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