Point position marking tool

Abstract

The utility model discloses a point location marking tool, and particularly relates to the technical field of point location marking tools, which comprises a surveying and mapping assembly used for point location marking. The surveying and mapping assembly comprises a supporting column, a groove is formed in the bottom end of the supporting column, a positioning column is arranged in the groove, the bottom end of the positioning column penetrates through the groove and extends to the bottom of the supporting column, and the outer portion of the top end of the positioning column is movably connected with the inner wall of the groove through a bearing; a marking pen is arranged on one side of the bottom end of the supporting column, and a mounting assembly used for being connected with the supporting column is arranged outside the marking pen. The positioning column is movably connected with the supporting column, so that the movement of the supporting column and the movement of the positioning column are not linked, a worker can place the marking device on a position needing to be marked with the positioning column as the center, then the supporting column is rotated to drive the marking pen to rotate, the point position marking purpose is achieved, the structure is simple, operation is easy and convenient, and practicability is high. And the manufacturing cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of point marking tools, in particular to a point marking tool. Background Art

[0002] In the process of real estate surveying and mapping, the measuring centering rod is an indispensable centering device in engineering measurement. It is a device that is matched with measuring instruments such as total stations and theodolites, and is generally used for point alignment and positioning.

[0003] As shown in the application document with the prior art publication number CN218673670U, it includes a centering rod, the outer sliding sleeve of the centering rod is provided with an adjustable support assembly, a side opening is opened on one side of the centering rod and located above the adjustable support assembly, and an elastic sliding structure is provided in the side opening. This technical solution is provided with an elastic sliding structure, a slide groove, a roller body, a movable rod and a marking assembly. When marking, the elastic sliding structure is moved to move around the groove surface of the slide groove, and the elastic sliding structure can operate the roller body to rotate, so that the roller body drives the movable rod and the ball to rotate, so that the marking assembly can directly draw circles at the surveying point, without the need for the surveyor to bend down and squat to perform the marking operation, so that the surveyor can directly stand and operate, reducing the operating burden, and saving the measurement time, while achieving accurate positioning of the measurement point.

[0004] However, the above technical solution drives the roller body to rotate by the cooperation of the slide groove and the I-shaped slider, and then drives the I-shaped slider to reset by the help of the rebound force of the spring, so as to achieve the effect of reciprocating rotation of the roller body. The long-term contact between the slide groove and the I-shaped slider will cause wear and affect the transmission effect, and external dust and other impurities will also adhere to the inside of the slide groove and affect the movement effect of the I-shaped slider. In addition, the instability of the elastic potential energy of the spring will also affect the service life and use effect of the technical solution. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a point marking tool, which is connected with the positioning column by the movable connection between the positioning column and the support column, so that the movement of the support column and the movement of the positioning column are not linked, so that the staff can place the utility model at the position to be marked with the positioning column as the center, and then rotate the support column to drive the marker pen to rotate, so as to achieve the purpose of point marking. The utility model has a simple structure, is easy to operate, and has a low cost, so as to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a point marking tool, comprising a surveying and mapping component for point marking;

[0007] The surveying and mapping assembly comprises a support column, a groove is formed at the bottom end of the support column, a positioning column is arranged inside the groove, the bottom end of the positioning column passes through the groove and extends to the bottom of the support column, and the top end of the positioning column is movably connected to the inner wall of the groove through a bearing;

[0008] A marking pen is provided on one side of the bottom end of the support column, and a mounting assembly for connecting with the support column is provided outside the marking pen.

[0009] In a preferred embodiment, the mounting assembly includes a fixing plate, which is installed on the side of the bottom end of the support column close to the marker pen, and a connecting groove is provided on the side of the fixing plate away from the support column; a mounting plate is provided on the side of the fixing plate away from the support column, and the mounting plate is sleeved on the outside of the marker pen, and a connecting bolt is installed on the side of the mounting plate close to the fixing plate, and the end of the connecting bolt away from the mounting plate extends into the inside of the connecting groove, and the connecting bolt is threadedly connected to the connecting groove.

[0010] In a preferred embodiment, a positioning hole is formed through the inside of the mounting plate, a positioning plate is formed inside the positioning hole, a screw is provided on the side of the positioning plate away from the fixed plate, the screw is movably connected to the positioning plate through a bearing, one end of the screw away from the positioning plate passes through the mounting plate and extends to the side of the mounting plate away from the fixed plate, and the screw is threadedly connected to the mounting plate; the marking pen is arranged inside the positioning hole, and the positioning plate is arranged on the side of the marking pen away from the fixed plate.

[0011] In a preferred embodiment, the cross-sections of the positioning plate and the positioning hole are both rectangular, and the outer portion of the positioning plate is in contact with the inner wall of the positioning hole.

[0012] In a preferred embodiment, a plurality of engaging grooves are provided on one side of the support column, and the plurality of engaging grooves are evenly spaced apart. An adjusting column is provided inside the engaging groove, and the outside of the adjusting column is threadedly connected to the inner wall of the engaging groove. A threaded column is installed at one end of the adjusting column close to the engaging groove, and the diameter of the threaded column is matched with the diameter of the connecting groove. A matching groove is provided at one end of the adjusting column away from the engaging groove, and the diameter of the matching groove is matched with the diameter of the connecting bolt.

[0013] In a preferred embodiment, a handle is installed on the top of the support column.

[0014] Technical effects and advantages of the utility model:

[0015] 1. Through the movable connection between the positioning column and the supporting column, the movement of the supporting column and the movement of the positioning column are not linked, so that the staff can place the utility model at the position to be marked with the positioning column as the center, and then rotate the supporting column to drive the marking pen to rotate, so as to achieve the purpose of point marking, with simple structure, easy operation and low cost;

[0016] 2. Through the threaded connection between the connecting bolt and the connecting groove, the staff can disassemble the mounting plate to facilitate the installation of the threaded column on the adjusting column into the connecting groove on the fixed plate. The connecting bolt on the mounting plate is installed in the matching groove on the adjusting column. In this way, the marking range of the marker pen can be adjusted. With the help of the setting of multiple adjusting columns, effective adjustment can be made according to marking requirements. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a side view of the fitting groove of the utility model;

[0019] Figure 3 This is a cross-sectional view of the support column of the utility model;

[0020] Figure 4 It is a cross-sectional view of the fixing plate of the utility model;

[0021] Figure 5 It is a schematic diagram of the marker pen of the utility model after adjustment.

[0022] The accompanying drawings are marked as follows: 1. support column; 2. groove; 3. positioning column; 4. marking pen; 5. fixing plate; 6. connecting groove; 7. mounting plate; 8. connecting bolt; 9. positioning hole; 10. positioning plate; 11. screw rod; 12. fitting groove; 13. adjusting column; 14. threaded column; 15. matching groove; 16. handle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Refer to the instruction manual Figure 1-5 , the utility model provides a point marking tool, including a surveying and mapping component for point marking;

[0025] like Figure 1-3 As shown, the surveying and mapping component includes a support column 1, a groove 2 is opened at the bottom end of the support column 1, a positioning column 3 is arranged inside the groove 2, the bottom end of the positioning column 3 passes through the groove 2 and extends to the bottom of the support column 1, and the top end of the positioning column 3 is movably connected to the inner wall of the groove 2 through a bearing; a marking pen 4 is provided on one side of the bottom end of the support column 1.

[0026] In order to facilitate the installation and fixation of the marker pen 4, the outside of the marker pen 4 is provided with a mounting assembly for connecting with the support column 1;

[0027] like Figure 3-5 As shown, the mounting assembly includes a fixing plate 5, which is installed on the side of the bottom end of the support column 1 close to the marker pen 4, and a connecting groove 6 is provided on the side of the fixing plate 5 away from the support column 1; a mounting plate 7 is provided on the side of the fixing plate 5 away from the support column 1, and the mounting plate 7 is sleeved on the outside of the marker pen 4, and a connecting bolt 8 is installed on the side of the mounting plate 7 close to the fixing plate 5, and one end of the connecting bolt 8 away from the mounting plate 7 extends to the inside of the connecting groove 6, and the connecting bolt 8 is threadedly connected to the connecting groove 6. Through the threaded connection between the connecting bolt 8 and the connecting groove 6, it is convenient for the staff to disassemble the mounting plate 7, so as to facilitate the staff to install multiple adjustment columns 13 between the mounting plate 7 and the fixing plate 5.

[0028] like Figure 4 As shown, a positioning hole 9 is formed inside the mounting plate 7, a positioning plate 10 is formed inside the positioning hole 9, a screw 11 is formed on the side of the positioning plate 10 away from the fixing plate 5, the screw 11 is movably connected to the positioning plate 10 through a bearing, one end of the screw 11 away from the positioning plate 10 passes through the mounting plate 7 and extends to the side of the mounting plate 7 away from the fixing plate 5, the screw 11 is threadedly connected to the mounting plate 7; the marking pen 4 is arranged inside the positioning hole 9, the positioning plate 10 is arranged on the side of the marking pen 4 away from the fixing plate 5, and the screw 11 is threadedly connected to the mounting plate 7 The threaded connection allows the staff to rotate the screw 11 to drive the positioning plate 10 to squeeze and fix the marker 4, thereby ensuring the stability of the marker 4 and facilitating the replacement of the marker 4 that cannot be written. The cross-section of the positioning plate 10 and the cross-section of the positioning hole 9 are both set to be rectangular, and the outside of the positioning plate 10 is in contact with the inner wall of the positioning hole 9. By setting the cross-section of the positioning plate 10 and the cross-section of the positioning hole 9 to be rectangular, the positioning hole 9 can limit the positioning plate 10, thereby ensuring the stability of the positioning plate 10 and avoiding the positioning plate 10 from being offset during movement.

[0029] like Figure 2As shown, a plurality of engaging grooves 12 are provided on one side of the support column 1, and the plurality of engaging grooves 12 are evenly spaced apart. An adjusting column 13 is provided inside the engaging groove 12, and the outer portion of the adjusting column 13 is threadedly connected to the inner wall of the engaging groove 12. A threaded column 14 is installed at one end of the adjusting column 13 close to the engaging groove 12, and the diameter of the threaded column 14 is matched with the diameter of the connecting groove 6. A matching groove 15 is provided at one end of the adjusting column 13 away from the engaging groove 12, and the diameter of the matching groove 15 is matched with the diameter of the connecting bolt 8. Through the threaded connection between the adjusting column 13 and the engaging groove 12, it is convenient for the staff to store the adjusting column 13, and the provision of a plurality of adjusting columns 13 is also convenient for the subsequent adjustment of the spacing between the mounting plate 7 and the fixing plate 5.

[0030] like Figure 1 and 2 As shown, a handle 16 is installed at the top of the support column 1. Through the connection between the handle 16 and the support column 1, the staff can operate the handle 16 to drive the support column 1 to rotate, thereby improving the convenience of the staff in operating the support column 1.

[0031] Through the movable connection between the positioning column 3 and the support column 1, the movement of the support column 1 is not linked with the movement of the positioning column 3, so that the staff can place the utility model at the position to be marked with the positioning column 3 as the center, and then rotate the support column 1 to drive the marking pen 4 to rotate, so as to achieve the purpose of point marking, with a simple structure, easy operation and low cost;

[0032] At the same time, in order to improve the convenience for the staff to adjust the marking range according to the needs, the staff disassembles the adjusting column 13, and then installs the threaded column 14 on the adjusting column 13 into the connecting groove 6 on the fixing plate 5, and then installs the connecting bolt 8 on the mounting plate 7 into the matching groove 15 on the adjusting column 13. In this way, the marking range of the marker 4 can be adjusted, and with the help of the setting of multiple adjusting columns 13, it can be effectively adjusted according to the marking needs.

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A point marking tool, characterized in that: Includes mapping components for point marking; The surveying and mapping component comprises a support column (1), a groove (2) is formed at the bottom end of the support column (1), a positioning column (3) is provided inside the groove (2), the bottom end of the positioning column (3) passes through the groove (2) and extends to the bottom of the support column (1), and the top end of the positioning column (3) is movably connected to the inner wall of the groove (2) via a bearing; A marking pen (4) is provided on one side of the bottom end of the support column (1), and a mounting assembly for connecting to the support column (1) is provided on the outside of the marking pen (4).

2. A point marking tool according to claim 1, characterized in that: The mounting assembly comprises a fixing plate (5), the fixing plate (5) being mounted on a side of the bottom end of the support column (1) close to the marking pen (4), and a connecting groove (6) being formed on a side of the fixing plate (5) away from the support column (1); A mounting plate (7) is provided on a side of the fixing plate (5) away from the support column (1), the mounting plate (7) being sleeved on the outside of the marking pen (4), a connecting bolt (8) is installed on a side of the mounting plate (7) close to the fixing plate (5), an end of the connecting bolt (8) away from the mounting plate (7) extending into the interior of the connecting groove (6), and the connecting bolt (8) is threadedly connected to the connecting groove (6).

3. A point marking tool according to claim 2, characterized in that: A positioning hole (9) is formed through the inside of the mounting plate (7), a positioning plate (10) is formed inside the positioning hole (9), a screw rod (11) is formed on the side of the positioning plate (10) away from the fixing plate (5), the screw rod (11) is movably connected to the positioning plate (10) via a bearing, one end of the screw rod (11) away from the positioning plate (10) passes through the mounting plate (7) and extends to the side of the mounting plate (7) away from the fixing plate (5), and the screw rod (11) is threadedly connected to the mounting plate (7); The marking pen (4) is arranged inside the positioning hole (9), and the positioning plate (10) is arranged on a side of the marking pen (4) away from the fixing plate (5).

4. A point marking tool according to claim 3, characterized in that: The cross-sections of the positioning plate (10) and the positioning hole (9) are both rectangular, and the exterior of the positioning plate (10) is in contact with the inner wall of the positioning hole (9).

5. A point marking tool according to claim 2, characterized in that: A plurality of engaging grooves (12) are formed on one side of the support column (1), and the plurality of engaging grooves (12) are evenly spaced. An adjusting column (13) is formed inside the engaging groove (12), and the outside of the adjusting column (13) is threadedly connected to the inner wall of the engaging groove (12). A threaded column (14) is installed at one end of the adjusting column (13) close to the engaging groove (12), and the diameter of the threaded column (14) matches the diameter of the connecting groove (6). A matching groove (15) is formed at one end of the adjusting column (13) away from the engaging groove (12), and the diameter of the matching groove (15) matches the diameter of the connecting bolt (8).

6. A point marking tool according to claim 1, characterized in that: A handle (16) is mounted on the top of the support column (1).

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