Engineering surveying and mapping support with drawing board

Abstract

The utility model belongs to the field of surveying and mapping supports, and specifically relates to an engineering surveying and mapping support with a drawing board, including a mounting plate, a support foot hinged at the bottom of the mounting plate, an adjustment column slidably connected inside the mounting plate, a connecting seat placed on the top of the adjustment column, a drawing board hinged at the upper edge of the connecting seat, an adjustment seat fixedly connected to the middle of the upper end of the connecting seat, and an adjustment rod installed inside the adjustment seat through a bearing. The utility model sets a surveying and mapping support composed of a support foot and a mounting plate, and then sets a connecting seat above the mounting plate, and sets a drawing board on the connecting seat, which can increase the applicability of the drawing board. In addition, a moving block that is laterally adjusted by an adjusting rod is set on the connecting seat, and the elevation angle of the drawing board can be changed by lateral movement of the moving block, thereby achieving the purpose of adjusting the use angle of the drawing board.

Description

Technical Field

[0001] The utility model relates to the field of surveying and mapping brackets, in particular to an engineering surveying and mapping bracket with a drawing board. Background Art

[0002] A surveying and mapping support refers to a supporting device used in surveying and mapping work. For example, the invention application patent with application publication number CN116857511A proposes a surveying and mapping instrument support for engineering, including a fixed platform, a lifting mechanism for lifting the fixed platform is arranged below the fixed platform, and an adjustment mechanism is arranged below the fixed platform; the adjustment mechanism includes a fixed ring, a plurality of fixed rods are symmetrically fixedly connected inside the fixed ring, a universal ball is slidably connected inside the plurality of fixed rods, a connecting rod is fixedly connected to the top of the outer wall of the universal ball, the top of the connecting rod is fixedly connected to the bottom end of the fixed platform, a weight is hung at the bottom end of the outer wall of the universal ball, and a locking assembly for locking the universal ball is arranged inside the fixed ring.

[0003] The existing surveying and mapping bracket is only suitable for installing surveying and mapping tools, and is not suitable for other surveying and mapping tools, such as surveying and drawing boards. Therefore, it needs to be improved. Utility Model Content

[0004] The utility model aims to provide an engineering surveying and mapping bracket with a drawing board, which solves the problem that the existing surveying and mapping bracket is only suitable for installing surveying and mapping tools, but is not suitable for other surveying and mapping tools, such as surveying and drawing boards.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an engineering surveying and mapping bracket with a drawing board, comprising a mounting plate, a supporting foot hinged at the bottom of the mounting plate, an adjusting column slidably connected inside the mounting plate, a connecting seat placed on the top of the adjusting column, a drawing board hinged at the upper edge of the connecting seat, an adjusting seat fixedly connected to the middle part of the upper end of the connecting seat, an adjusting rod installed inside the adjusting seat via a bearing, a moving block connected to the middle section of the rod body of the adjusting rod via a thread, and the moving block is slidably connected to the inner side of the adjusting seat, the moving block contacts the drawing board, and an elastic band is fixedly connected between the drawing board and the connecting seat.

[0006] Preferably, a limiting frame is welded to the bottom of the mounting plate, and the limiting frame is in contact with the supporting foot. The setting of the limiting frame has a limiting effect on the supporting foot.

[0007] Preferably, a block is fixedly connected to the bottom of the connection seat, the block is engaged with the adjustment column, a pin is slidably connected to the inside of the block, the pin is engaged with the adjustment column, a spring 1 is arranged inside the block, one end of the spring 1 is fixedly connected to the pin, and the other end of the spring 1 is fixedly connected to the inner surface of the block. The arrangement of the block, the pin and the spring 1 facilitates the positioning and installation of the connection seat on the adjustment column.

[0008] Preferably, one end of the adjusting rod located outside the adjusting seat is fixedly connected with a knob, and the knob is made of plastic. The setting of the knob makes it easy to rotate the adjusting rod.

[0009] Preferably, a hollow shell is fixedly connected to the upper end of the mounting plate and located on the right side of the adjusting column, a locking pin is slidably connected inside the hollow shell, one end of the locking pin is slidably connected to the adjusting column, and the other end of the locking pin is fixedly connected to a pull button. An annular groove is provided on the body of the adjusting column, and the end of the locking pin can be inserted into the annular groove.

[0010] Preferably, a guide rod is fixedly connected to the inner side of the hollow shell, a guide block is fixedly connected to the middle section of the pin body of the locking pin, and the guide block is slidably connected to the inner side of the hollow shell, the guide rod passes through the guide block and is slidably connected to the guide block, a second spring is sleeved on the outer side of the rod body of the guide rod, one end of the second spring is fixedly connected to the guide block, and the other end of the second spring is fixedly connected to the inner surface of the hollow shell. The arrangement of the guide rod, the guide block and the second spring has the function of guiding and elastically resetting the lateral movement of the locking pin.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model sets a surveying and mapping bracket composed of a supporting foot and a mounting plate, and then sets a connecting seat above the mounting plate, and sets a drawing board on the connecting seat, so as to increase the applicability of the drawing board. In addition, a moving block which is laterally adjusted by an adjusting rod is set on the connecting seat, and the elevation angle of the drawing board can be changed by the lateral movement of the moving block, thereby achieving the purpose of adjusting the use angle of the drawing board.

[0013] 2. The utility model sets an adjustment column that can slide up and down at the center of the mounting plate, and then the user can install the connecting seat of the drawing board on the top of the adjustment column. In addition, a locking pin that can be retracted and extended by a spring is set at the upper end of the mounting plate. The locking pin cooperates with the ring groove on the adjustment column to limit the adjustment column. In this way, the overall use height can be adjusted to meet the needs of users of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0016] Figure 3 For the utility model Figure 1 A three-dimensional diagram of the adjusting column structure;

[0017] Figure 4 For the utility model Figure 2 A magnified view of the structure of part A;

[0018] Figure 5 For the utility model Figure 2 Enlarged view of the structure of part B.

[0019] In the figure: 1. Mounting plate; 2. Support foot; 3. Adjustment column; 4. Connecting seat; 41. Block; 42. Pin; 43. Spring 1; 5. Drawing board; 6. Adjustment seat; 7. Adjustment rod; 8. Moving block; 9. Knob; 10. Elastic band; 11. Hollow shell; 12. Locking pin; 13. Pull button; 14. Guide rod; 15. Guide block; 16. Spring 2; 17. Limiting frame. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-3 , an engineering surveying and mapping support with a drawing board, comprising a mounting plate 1, a support foot 2 is hinged at the bottom of the mounting plate 1, a limit frame 17 is welded at the bottom of the mounting plate 1, and the limit frame 17 is in contact with the support foot 2. The setting of the limit frame 17 has a limiting effect on the support foot 2, an adjustment column 3 is slidably connected inside the mounting plate 1, a connecting seat 4 is placed on the top of the adjustment column 3, a drawing board 5 is hinged on the upper edge of the connecting seat 4, an adjustment seat 6 is fixedly connected to the middle of the upper end of the connecting seat 4, an adjustment rod 7 is installed inside the adjustment seat 6 through a bearing, and a knob 9 is fixedly connected to one end of the adjustment rod 7 located outside the adjustment seat 6, and the knob 9 is made of plastic. The setting of the knob 9 facilitates the rotation of the adjustment rod 7, the middle section of the rod body of the adjustment rod 7 is connected to a moving block 8 through a thread, and the moving block 8 is slidably connected to the inner side of the adjustment seat 6, the moving block 8 is in contact with the drawing board 5, and an elastic band 10 is fixedly connected between the drawing board 5 and the connecting seat 4.

[0022] See also Figure 4The bottom of the connection seat 4 is fixedly connected with a block 41, which is engaged with the adjustment column 3, and the inside of the block 41 is slidably connected with a latch 42, which is engaged with the adjustment column 3, and the inside of the block 41 is provided with a spring 1 43, one end of the spring 1 43 is fixedly connected with the latch 42, and the other end of the spring 1 43 is fixedly connected to the inner surface of the block 41. The arrangement of the block 41, the latch 42 and the spring 1 43 facilitates the positioning and installation of the connection seat 4 on the adjustment column 3.

[0023] See also Figure 5 , the upper end of the mounting plate 1 and the right side of the adjusting column 3 are fixedly connected with a hollow shell 11, and a locking pin 12 is slidably connected inside the hollow shell 11, one end of the locking pin 12 is slidably connected to the adjusting column 3, and the other end of the locking pin 12 is fixedly connected to a pull button 13. An annular groove is provided on the column body of the adjusting column 3, and the end of the locking pin 12 can be inserted into the annular groove. A guide rod 14 is fixedly connected to the inner side of the hollow shell 11, and a guide block 15 is fixedly connected to the middle section of the pin body of the locking pin 12, and the guide block 15 is slidably connected to the inner side of the hollow shell 11. The guide rod 14 penetrates the guide block 15 and is slidably connected to the guide block 15. A spring 2 16 is sleeved on the outer side of the rod body of the guide rod 14, one end of the spring 2 16 is fixedly connected to the guide block 15, and the other end of the spring 2 16 is fixedly connected to the inner surface of the hollow shell 11. The arrangement of the guide rod 14, the guide block 15 and the spring 16 has the function of guiding and elastically resetting the lateral movement of the locking pin 12.

[0024] The specific implementation process of the utility model is as follows: when in use, the connecting seat 4 is placed on the top of the adjusting column 3, and the card block 41 at the bottom of the connecting seat 4 is inserted into the adjusting column 3 and fixed by the card pin 42. Then the staff will open the supporting foot 2 and place it on the ground for surveying and mapping. If the elevation angle of the drawing board 5 needs to be adjusted, it is only necessary to rotate the adjusting rod 7 through the knob 9, and the moving block 8 moves horizontally through the relative threaded movement with the adjusting rod 7, and then the moving block 8 pushes up the drawing board 5. If the height of the drawing board 5 needs to be adjusted, it is only necessary to pull the locking pin 12 horizontally through the pull button 13 so that the locking pin 12 is disengaged from the current annular groove on the adjusting column 3, thereby releasing the restriction on the adjusting column 3, and then pulling the adjusting column 3 upward, so that the height of the drawing board 5 also changes accordingly. After adjusting to the required position, release the pull button 13, the locking pin 12 will be reset under the action of the spring 16 and inserted into the corresponding annular groove on the adjusting column 3. In addition, the adjusting column 3 can be rotated, and similarly, the drawing board 5 can also rotate synchronously.

[0025] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An engineering surveying and mapping support with a drawing board, comprising a mounting plate (1), characterized in that: The bottom of the mounting plate (1) is hinged with a supporting foot (2), the interior of the mounting plate (1) is slidably connected with an adjusting column (3), a connecting seat (4) is placed on the top of the adjusting column (3), a drawing board (5) is hinged on the upper edge of the connecting seat (4), an adjusting seat (6) is fixedly connected to the middle of the upper end of the connecting seat (4), an adjusting rod (7) is installed inside the adjusting seat (6) through a bearing, the middle section of the rod body of the adjusting rod (7) is connected with a moving block (8) through a thread, and the moving block (8) is slidably connected to the inner side of the adjusting seat (6), the moving block (8) is in contact with the drawing board (5), and an elastic band (10) is fixedly connected between the drawing board (5) and the connecting seat (4).

2. The engineering surveying and mapping support with a drawing board according to claim 1, characterized in that: A limiting frame (17) is welded to the bottom of the mounting plate (1), and the limiting frame (17) is in contact with the supporting foot (2).

3. The engineering surveying and mapping support with a drawing board according to claim 1, characterized in that: A clamping block (41) is fixedly connected to the bottom of the connecting seat (4), the clamping block (41) is clamped with the adjusting column (3), a clamping pin (42) is slidably connected inside the clamping block (41), the clamping pin (42) is clamped with the adjusting column (3), a spring (43) is arranged inside the clamping block (41), one end of the spring (43) is fixedly connected to the clamping pin (42), and the other end of the spring (43) is fixedly connected to the inner surface of the clamping block (41).

4. The engineering surveying and mapping support with a drawing board according to claim 1, characterized in that: One end of the adjusting rod (7) located outside the adjusting seat (6) is fixedly connected to a knob (9), and the knob (9) is made of plastic.

5. The engineering surveying and mapping support with a drawing board according to claim 1, characterized in that: A hollow shell (11) is fixedly connected to the upper end of the mounting plate (1) and located on the right side of the adjusting column (3); a locking pin (12) is slidably connected inside the hollow shell (11); one end of the locking pin (12) is slidably connected to the adjusting column (3); and the other end of the locking pin (12) is fixedly connected to a pull button (13).

6. The engineering surveying and mapping support with a drawing board according to claim 5, characterized in that: The inner side of the hollow shell (11) is fixedly connected with a guide rod (14), the middle section of the pin body of the locking pin (12) is fixedly connected with a guide block (15), and the guide block (15) is slidably connected with the inner side of the hollow shell (11), the guide rod (14) penetrates the guide block (15) and is slidably connected with the guide block (15), and a second spring (16) is sleeved on the outer side of the rod body of the guide rod (14), one end of the second spring (16) is fixedly connected with the guide block (15), and the other end of the second spring (16) is fixedly connected to the inner surface of the hollow shell (11).

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