Project cost surveying and mapping ruler

Abstract

The utility model discloses a project cost surveying and mapping ruler which comprises a fixed ruler, a mounting groove is formed in the fixed ruler, a telescopic ruler is arranged in the mounting groove in a sliding and telescopic mode, a fixed seat is arranged on one side of the fixed ruler, and an adjusting and locking structure matched with the telescopic ruler is arranged on the fixed seat. A mounting shaft is arranged at the bottom end of the mounting frame, an angle ruler is rotationally and adjustably mounted on the mounting shaft, a first limiting block is arranged at the bottom end of the mounting shaft, a second limiting block is arranged on the outer side of the first limiting block, and a movable adjusting structure is arranged between the second limiting block and the mounting frame; first limiting grooves are formed in the tops of the telescopic ruler and the fixed ruler, second limiting grooves are formed in the outer side edges of the telescopic ruler and the fixed ruler, the first limiting blocks are located in the first limiting grooves in a sliding mode, and the second limiting blocks are located in the second limiting grooves. And meanwhile, angle measurement and lineation can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering cost surveying and mapping rulers, and more specifically, it relates to an engineering cost surveying and mapping ruler. Background Technique

[0002] An engineering cost surveying and mapping ruler is a tool used to measure and record parameters such as the dimensions, areas, and volumes of construction projects. It can be used to measure the dimensions of various building surfaces such as walls, floors, and ceilings, as well as calculate the required amounts of building materials. It is usually used together with a tape measure, a measuring pen, and measuring instruments to ensure the accuracy of the measurement results. In construction projects, an engineering cost surveying and mapping ruler is one of the essential tools, which helps to ensure the quality and cost control of the project.

[0003] After the existing engineering cost surveying and mapping ruler with a telescopic structure is telescoped, it is not convenient to lock and fix the telescopic part, so the stability is poor during the measurement and the process of using the scribing;

[0004] In addition, the existing engineering cost surveying and mapping rulers are mainly used for straight-line measurement and are not convenient for measuring angular data. A Chinese patent document with the publication number CN221593693U discloses a surveying and mapping ruler for engineering cost, which is provided with a third length ruler for angular measurement at the telescopic end of the engineering cost surveying and mapping ruler. However, its installation position is fixed at the end of the telescopic end of the surveying and mapping ruler, which is not convenient for the measurement of angles and the flexible adjustment of the installation position. Content of the Utility Model

[0005] (1) Technical Problems to be Solved

[0006] Aiming at the problems existing in the prior art, the utility model provides an engineering cost surveying and mapping ruler to solve the technical problems in the prior art that the stability of the engineering cost surveying and mapping ruler is poor during use and it is not convenient to flexibly adjust the angular surveying position.

[0007] (2) Technical Solutions

[0008] To achieve the above object, the utility model provides the following technical solution: An engineering cost surveying and mapping ruler includes a fixed ruler, an installation groove is opened on the fixed ruler, a telescopic ruler is slidably and telescopically arranged in the installation groove, a fixed seat is arranged on one side of the fixed ruler, and an adjustment and locking structure is arranged on the fixed seat to cooperate with the telescopic ruler;

[0009] It further includes a mounting bracket. An installation shaft is provided at the bottom end of the mounting bracket. An angle ruler is rotatably and adjustably mounted on the installation shaft. A first limit block is provided at the bottom end of the installation shaft. A second limit block is provided on the outer side of the first limit block. A moving adjustment structure is provided between the second limit block and the mounting bracket. First limit grooves are provided at the tops of both the telescopic ruler and the fixed ruler, and second limit grooves are provided on the outer sides. The first limit block slides within the first limit groove, and the second limit block is located within the second limit groove.

[0010] The present utility model is further configured such that the adjustment and locking structure includes a first locking column. The first locking column is threadedly arranged on the fixed seat. A locking block is provided at the inner end of the first locking column. The locking block is pressed and fixed on the outer side wall of the telescopic ruler. A first locking knob is provided at the outer end of the first locking column to achieve the locking and fixing of the telescopic ruler on the fixed ruler.

[0011] The present utility model is further configured such that the moving adjustment structure includes a second locking column threadedly arranged on the outer side of the mounting bracket. A pressing plate is provided at the inner end of the second locking column, and a second locking knob is provided at the outer end. The second limit block is located inside the pressing plate to achieve the locking and fixing of the mounting bracket on the fixed ruler or the telescopic ruler.

[0012] The present utility model is further configured such that a locking member is threadedly arranged at the top of the mounting bracket. The bottom of the locking member abuts against the top of the angle ruler to achieve the locking and fixing of the angle ruler on the mounting bracket.

[0013] The present utility model is further configured such that angle scales are provided on the mounting bracket, and indicating marks are provided on the angle ruler to cooperate with the angle scales, facilitating the observation of the angle adjustment during surveying and mapping.

[0014] The present utility model is further configured such that a first moving slider is provided at the top end of the inner wall of the installation groove. The first moving slider is slidably engaged with the first limit groove on the telescopic ruler to achieve the sliding limit connection between the telescopic ruler and the fixed ruler.

[0015] The present utility model is further configured such that a second moving slider is provided on the side of the inner wall of the installation groove. The second moving slider is slidably engaged with the second limit groove on the telescopic ruler to further achieve the sliding limit connection between the telescopic ruler and the fixed ruler and improve the installation stability of the telescopic ruler.

[0016] The present utility model is further configured such that a handle is provided at the tail end of the telescopic ruler to facilitate the pulling and adjustment of the telescopic ruler.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a construction cost surveying ruler, which has the following beneficial effects:

[0019] 1. The utility model includes a fixed ruler, an installation groove is formed on the fixed ruler, a telescopic ruler is slidably and telescopically arranged in the installation groove, a fixed seat is arranged on one side of the fixed ruler, and an adjustment and locking structure is arranged on the fixed seat in cooperation with the telescopic ruler; wherein, the adjustment and locking structure includes a first locking column, the first locking column is threadedly arranged on the fixed seat, a locking block is arranged at the inner end of the first locking column, the locking block is pressed and fixed on the outer side wall of the telescopic ruler, and a first locking knob is arranged at the outer end of the first locking column. In this way, when realizing the telescopic adjustment during the use of the telescopic ruler, after adjusting to a suitable position, tightly screw the first locking knob, which can drive the first locking column to move inwards through the first locking knob, so that the locking block is pressed and fixed on the side wall of the telescopic ruler, thereby realizing the locking and fixing between the telescopic ruler and the fixed ruler during use, and improving the stability during construction cost surveying.

[0020] 2. The utility model can be realized through structures such as an installation frame, an installation shaft, a first limiting block, a second limiting block, a first limiting groove, a second limiting groove, a second locking column, a pressing plate, and a second locking knob, so that the angle ruler can be flexibly installed on the fixed ruler or the telescopic ruler. In this way, during use, the angle ruler can be flexibly disassembled and adjusted on the telescopic ruler and the fixed ruler, and its installation position can be flexibly adjusted. Moreover, by controlling the position of the first limiting block in the first limiting groove and the position of the second limiting block in the second limiting groove, the installation position of the angle ruler on the fixed ruler or the telescopic ruler can be flexibly adjusted, improving the use flexibility.

[0021] 3. When realizing the installation of the angle ruler in the utility model, first align the first limiting block at the bottom end of the installation frame with the first limiting groove and snap it in. Then, tightly screw the second locking knob, which can control the second locking column to drive the pressing plate and the second limiting block to move through the second locking knob, so that the second limiting block snaps into the second limiting groove. After adjusting the angle ruler to a suitable position, tightly screw the second locking knob again, so that the pressing plate is pressed and fixed on the outer side wall of the corresponding telescopic ruler or fixed ruler, thereby realizing the stable installation of the angle ruler on the fixed ruler or the telescopic ruler and improving the stability during angle measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is the overall structural schematic diagram of a construction cost surveying ruler in the utility model;

[0023] Figure 2 is the overall structural schematic diagram of the fixed ruler in the utility model;

[0024] Figure 3 is the overall structural schematic diagram of the telescopic ruler in the utility model;

[0025] Figure 4 This is a schematic cross-sectional view of the connection structure between the angle ruler and the telescopic ruler in the present utility model;

[0026] Figure 5 This is a schematic exploded cross-sectional view of the connection structure between the angle ruler and the telescopic ruler in the present utility model.

[0027] In the figure: 1, fixed ruler; 2, installation groove; 3, telescopic ruler; 4, fixed seat; 5, mounting bracket; 6, mounting shaft; 7, angle ruler; 8, first limit block; 9, second limit block; 10, first limit groove; 11, second limit groove; 12, first locking post; 13, locking block; 14, first locking knob; 15, second locking post; 16, pressing plate; 17, second locking knob; 18, locking member; 19, angle scale; 20, indicating mark; 21, first moving slider; 22, second moving slider; 23, handle. Specific embodiments

[0028] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments may be combined with each other. The present utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0029] It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.

[0030] In the present utility model, unless otherwise stated, the orientations such as "upper, lower" are generally in the directions shown in the drawings, or in the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left, right" are generally in the left and right directions shown in the drawings; "inner, outer" refer to the inner and outer of the contours of the respective components, but the above orientation terms are not used to limit the present utility model.

[0031] Please refer to Figures 1-5, A construction cost surveying ruler, including a fixed ruler 1, an installation groove 2 is provided on the fixed ruler 1, a telescopic ruler 3 is slidably and telescopically arranged in the installation groove 2, a fixed seat 4 is arranged on one side of the fixed ruler 1, and an adjustment and locking structure is arranged on the fixed seat 4 in cooperation with the telescopic ruler 3; wherein, the adjustment and locking structure includes a first locking column 12, the first locking column 12 is threadedly arranged on the fixed seat 4, a locking block 13 is arranged at the inner end of the first locking column 12, the locking block 13 is pressed and fixed on the outer side wall of the telescopic ruler 3, and a first locking knob 14 is arranged at the outer end of the first locking column 12. In this way, when realizing the telescopic adjustment during the use of the telescopic ruler 3, after adjusting to the appropriate position, tightly screw the first locking knob 14, which can drive the first locking column 12 to move inward through the first locking knob 14, so that the locking block 13 is pressed and fixed on the side wall of the telescopic ruler 3, thereby realizing the locking and fixing between the telescopic ruler 3 and the fixed ruler 1 during use, and improving the stability during construction cost surveying.

[0032] The utility model further includes an installation frame 5, an installation shaft 6 is arranged at the bottom end of the installation frame 5, an angle ruler 7 is rotatably and adjustably installed on the installation shaft 6, a first limit block 8 is arranged at the bottom end of the installation shaft 6, a second limit block 9 is arranged outside the first limit block 8, a moving adjustment structure is arranged between the second limit block 9 and the installation frame 5, first limit grooves 10 are provided at the tops of both the telescopic ruler 3 and the fixed ruler 1, and second limit grooves 11 are provided on the outer sides, the first limit block 8 is slidably located in the first limit groove 10, and the second limit block 9 is located in the second limit groove 11. Specifically, the moving adjustment structure includes a second locking column 15 threadedly arranged on the outside of the installation frame 5, a pressing plate 16 is arranged at the inner end of the second locking column 15, and a second locking knob 17 is arranged at the outer end, and the second limit block 9 is located inside the pressing plate 16.

[0033] In this way, during use, the angle ruler 7 can be flexibly disassembled and adjusted on the telescopic ruler 3 and the fixed ruler 1, and its installation position can be flexibly adjusted. By controlling the position of the first limit block 8 in the first limit groove 10 and the position of the second limit block 9 in the second limit groove 11, the installation position of the angle ruler 7 on the fixed ruler 1 or the telescopic ruler 3 can be flexibly adjusted, improving the use flexibility.

[0034] When the present utility model realizes the installation of the angle ruler 7, first align the first limiting block 8 at the bottom end of the mounting bracket 5 with the first limiting groove 10 and snap it in. Then, tightly screw the second locking knob 17. By the second locking knob 17, it is possible to control the second locking column 15 to drive the pressing plate 16 and the second limiting block 9 to move, so that the second limiting block 9 snaps into the second limiting groove 11. Adjust the angle ruler 7 to a suitable position. After that, tightly screw the second locking knob 17 again, so that the pressing plate 16 is pressed and fixed on the outer side wall of the corresponding telescopic ruler 3 or the fixed ruler 1, thereby realizing the stable installation of the angle ruler 7 on the fixed ruler 1 or the telescopic ruler 3 and improving the stability during angle measurement.

[0035] Please refer to Figures 1-5 , as an implementation manner of the angle ruler 7: a locking member 18 is threadedly provided at the top of the mounting bracket 5, and the bottom of the locking member 18 abuts against the top of the angle ruler 7.

[0036] Specifically, when adjusting the angle measurement of the angle ruler 7, after adjusting to a suitable position, when fixing scribing and other operations, the locking member 18 can be tightly screwed, so that the locking member 18 presses the angle ruler 7 to realize the locking and fixing of the angle ruler 7 during use and improve the stability during use.

[0037] Please refer to Figures 1-5 , as an implementation manner of the angle ruler 7: an angle scale 19 is provided on the mounting bracket 5, and an indicating mark 20 is provided on the angle ruler 7 to cooperate with the angle scale 19.

[0038] Specifically, when the angle ruler 7 rotates and adjusts on the mounting shaft 6, it will drive the indicating mark 20 to rotate and adjust. By the position of the angle scale 19 indicated by the indicating mark 20, the detected angle can be viewed, improving the convenience during angle measurement;

[0039] Here, the angle ruler 7 can be installed on the mounting shaft 6 through a bearing, or can be installed on the mounting shaft 6 through a simple notch structure, as long as it can meet the stable rotation of the angle ruler 7.

[0040] Please refer to Figures 1-5 , as an implementation manner of the telescopic ruler 3: a first moving slider 21 is provided at the top end of the inner wall of the mounting groove 2, and the first moving slider 21 is slidably engaged with the first limiting groove 10 located on the telescopic ruler 3.

[0041] Specifically, through the cooperation between the first moving slider 21 and the first limiting groove 10, the telescopic ruler 3 and the fixed ruler 1 can be connected in a limited sliding manner.

[0042] Please refer to Figures 1-5, as an embodiment of the telescopic ruler 3: A second moving slider 22 is provided on the side of the inner wall of the installation groove 2, and the second moving slider 22 is slidably engaged with the second limiting groove 11 located on the telescopic ruler 3.

[0043] Specifically, the sliding limit relationship between the second moving slider 22 and the second limiting groove 11 can further restrict the installation of the telescopic ruler 3 on the fixed ruler 1, improving the installation stability of the telescopic ruler 3 on the fixed ruler 1.

[0044] Please refer to Figures 1-5 , as an embodiment of the telescopic ruler 3: A handle 23 is provided at the end of the telescopic ruler 3.

[0045] Specifically, the setting of the handle 23 facilitates the grasping of the telescopic ruler 3 during stretching adjustment.

[0046] In summary, when the overall device is in use:

[0047] Place the whole on the measurement interface. In the present utility model, the bottom planes of the fixed ruler 1 and the telescopic ruler 3 are flush, and the front ends are flush. In this way, it is convenient for operations such as scribing during the engineering cost surveying and mapping process;

[0048] During the use process, the stable telescopic adjustment of the telescopic ruler 3 on the fixed ruler 1 can be achieved through the limiting sliding relationship between the first moving slider 21 and the first limiting groove 10 and the limiting sliding relationship between the second moving slider 22 and the first limiting groove 10;

[0049] After adjusting to the appropriate position, tightly screw the first locking knob 14. The first locking knob 14 can drive the first locking column 12 to move inward, so that the locking block 13 presses and fixes on the side wall of the telescopic ruler 3, thereby realizing the locking and fixing of the telescopic ruler 3 relative to the fixed ruler 1 during use, improving the stability during engineering cost surveying and mapping;

[0050] When the angle ruler 7 needs to be used, first align the first limiting block 8 at the bottom end of the mounting bracket 5 with the first limiting groove 10 on the fixed ruler 1 or the telescopic ruler 3 and snap it in. Then, tightly screw the second locking knob 17. The second locking knob 17 can control the second locking column 15 to drive the pressing plate 16 and the second limiting block 9 to move, so that the second limiting block 9 snaps into the second limiting groove 11. Adjust the angle ruler 7 to the appropriate position. After that, tightly screw the second locking knob 17 again, so that the pressing plate 16 presses and fixes on the outer side wall of the corresponding telescopic ruler 3 or the fixed ruler 1, thereby realizing the stable installation of the angle ruler 7 on the fixed ruler 1 or the telescopic ruler 3;

[0051] During use, when the angle scale 7 is rotated, the indication mark 20 will be driven to rotate and adjust when the angle scale 7 rotates and adjusts on the mounting shaft 6. The detection angle can be observed through the position of the angle scale 19 indicated by the indication mark 20, improving the accuracy and convenience during angle measurement;

[0052] When it is necessary to fix and mark with the angle scale 7, the locking member 18 can be tightened tightly so that the locking member 18 presses the angle scale 7 to achieve the locking and fixing of the angle scale 7 during use, improving the stability during use.

[0053] In all the above-mentioned solutions, for the connection between two components, welding, the cooperation of bolts and nuts, bolt or screw connection, or other well-known connection methods can be selected according to the actual situation, which will not be elaborated one by one here. For those mentioned above involving fixed connection, welding is preferably considered. Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents;

[0054] In all the above-mentioned solutions, for those involving the operation of electrical components, if there is no clear description, they are all controlled by the controller. Since the devices matched with the controller are common devices, their control principles and circuit connections belong to the existing well-known and mature technologies, and the electrical connection relationships and specific circuit structures will not be elaborated here;

[0055] In all the above-mentioned solutions, for those involving motors, if actually needed, they can be matched with reducers. The connection structure and working principle between them and the reducers are existing well-known technologies, and the present invention will not elaborate;

[0056] In all the above-mentioned solutions, for those involving the connection between solar panels and storage batteries, necessary accessories such as inverters, battery charge controllers, cables, fuses, and brackets can be used. Their control principles and circuit connections belong to the existing well-known and mature technologies, and the electrical connection relationships and specific circuit structures will not be elaborated here.

Claims

1. A project cost surveying ruler, comprising a fixed ruler (1), characterized in that: An installation groove (2) is formed on the fixed ruler (1), and a telescopic ruler (3) is slidably and telescopically arranged in the installation groove (2). A fixed seat (4) is arranged on one side of the fixed ruler (1), and an adjustment and locking structure is arranged on the fixed seat (4) in cooperation with the telescopic ruler (3). It further includes an installation frame (5). The bottom end of the installation frame (5) is provided with an installation shaft (6). An angle ruler (7) is rotatably and adjustably installed on the installation shaft (6). A first limit block (8) is arranged at the bottom end of the installation shaft (6). A second limit block (9) is arranged on the outer side of the first limit block (8). A moving and adjusting structure is arranged between the second limit block (9) and the installation frame (5). First limit grooves (10) are formed at the tops of both the telescopic ruler (3) and the fixed ruler (1), and second limit grooves (11) are formed at the outer sides. The first limit block (8) is slidably located in the first limit groove (10), and the second limit block (9) is located in the second limit groove (11).

2. The engineering cost surveying ruler according to claim 1, characterized in that: The adjustment and locking structure includes a first locking column (12). The first locking column (12) is threadedly arranged on the fixed seat (4). A locking block (13) is arranged at the inner end of the first locking column (12). The locking block (13) is pressed and fixed on the outer side wall of the telescopic ruler (3). A first locking knob (14) is arranged at the outer end of the first locking column (12).

3. The engineering cost surveying ruler according to claim 1 is characterized in that: The moving and adjusting structure includes a second locking column (15) threadedly arranged on the outer side of the installation frame (5). A pressing plate (16) is arranged at the inner end of the second locking column (15), and a second locking knob (17) is arranged at the outer end. The second limit block (9) is located inside the pressing plate (16).

4. The engineering cost surveying ruler according to claim 1, characterized in that: A locking member (18) is threadedly arranged at the top of the installation frame (5). The bottom of the locking member (18) abuts against the top of the angle ruler (7).

5. The engineering cost surveying ruler according to claim 4, characterized in that: Angle scales (19) are arranged on the installation frame (5), and an indicating mark (20) is arranged on the angle ruler (7) in cooperation with the angle scales (19).

6. A project cost surveying ruler according to any one of claims 1-5, characterized in that: A first moving slider (21) is arranged at the top end of the inner wall of the installation groove (2). The first moving slider (21) is slidably engaged with the first limit groove (10) on the telescopic ruler (3).

7. A project cost surveying ruler according to claim 6, characterized in that: A second moving slider (22) is arranged at the side of the inner wall of the installation groove (2). The second moving slider (22) is slidably engaged with the second limit groove (11) on the telescopic ruler (3).

8. A project cost surveying ruler according to claim 1, characterized in that: A handle (23) is arranged at the tail end of the telescopic ruler (3).

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