CN211260223U - A construction project cost on-site surveying and mapping device - Google Patents

Abstract

The utility model relates to an on-spot mapping device of building engineering cost, its total powerstation with be used for supporting the tripod of total powerstation, the tripod includes the mount pad and articulates in the bracing piece of mount pad, the axis circumference evenly distributed of bracing piece along the mount pad has three, the one end that the mount pad was kept away from to three spinal branch vaulting poles all rotates and is connected with the fixed block, the cross-sectional area of fixed block is greater than the cross-sectional area of bracing piece, one side of fixed block is provided with the inserted bar, the one end that the fixed block was kept away from to the inserted bar is most advanced setting, the fixed block rotates when the state that parallels with the bracing piece, the most advanced of inserted bar is. The utility model discloses the tripod with support total powerstation can more stable place, and then is favorable to promoting the effect of total powerstation observation precision.

Description

A construction project cost on-site surveying and mapping device

technical field

The utility model relates to the technical field of surveying and mapping engineering, in particular to an on-site surveying and mapping device for construction engineering cost.

Background technique

At present, various surveying and mapping instruments are often used in construction projects to assist on-site construction, and the total station is the most commonly used auxiliary surveying and mapping instrument.

Although the existing total station has been widely used in construction projects, the environment of the construction site is complex. In order to facilitate the observation of measurement points with different heights, it is often necessary for the surveyors to spend a lot of time to find suitable observation points to meet the requirements as far as possible. It is necessary to measure multiple points, and it is often necessary to set up a tripod very high for easy observation.

The above-mentioned prior art solutions have the following defects: the total station itself is heavy, the tripod is light, and the higher the erection height, the higher the center of gravity moves, resulting in poor stability, which easily affects the observation accuracy. Make improvements.

Utility model content

Aiming at the deficiencies of the prior art, one of the purposes of the present invention is to provide a construction cost on-site surveying and mapping device, which has the advantages of more stable placement of the tripod supporting the total station, thereby improving the observation accuracy of the total station.

The above-mentioned utility model purpose of the present utility model is achieved through the following technical solutions:

An on-site surveying and mapping device for construction cost, including a total station and a tripod for supporting the total station, the tripod includes a mounting seat and a support rod hinged to the mounting seat, the support rod is uniform along the axis of the mounting seat in the circumferential direction There are three distributed, and one end of the three support rods away from the mounting seat is rotatably connected with a fixed block. The cross-sectional area of the fixed block is larger than the cross-sectional area of the support rod. One side of the fixed block is provided with an insertion rod, so The end of the insertion rod away from the fixing block is set at the tip. When the fixing block is rotated to a state parallel to the support rod, the tip of the insertion rod faces the ground. Fixed assembly in a state where the rods are parallel.

By adopting the above technical solution, when the total station is used to survey and map the construction cost site and the surveying and mapping ground is a hard ground, the fixed block is placed in a state of being in contact with the ground, so that the fixed block supports the tripod and the total station. Due to the large contact area between the fixed block and the ground, the static friction between the fixed block and the ground is large, so that the tripod supporting the total station can be placed stably, which is beneficial to improve the observation accuracy of the total station. When the surveying and mapping ground is soft When on the ground, the fixing block is fixed in a state parallel to the support rod through the fixing assembly, and the insertion rod is inserted into the soft ground, so that the tripod supporting the total station can be placed stably, which is beneficial to improve the observation accuracy of the total station. Hard ground Both the device and the soft ground can have the effect of stably placing the tripod supporting the total station, thereby helping to improve the applicability of the device.

In a preferred example of the present invention, it can be further configured as follows: the fixing component includes a fixing plate and a fixing bolt, the fixing plate is fixedly connected to the end of the fixing block away from the insertion rod, and the fixing block rotates to be opposite to the supporting rod. In a parallel state, the fixing plate is in contact with the support rod, and the fixing bolt passes through the fixing plate and is threadedly connected with the support rod.

By adopting the above technical solution, the position of the fixing block is fixed by the cooperation of the fixing bolt and the fixing plate, so that the fixing of the fixing block is stable, the fixing structure is simple, and the practicability is strong.

In a preferred example of the present invention, it can be further configured that: the support rod is provided with a positioning component for preliminarily fixing the fixing plate.

By adopting the above technical solution, the setting of the positioning assembly enables the fixing plate to be preliminarily fixed to the support rod, thereby facilitating the staff to screw the fixing bolt into the fixing plate to stably fix it.

In a preferred example of the present invention, it can be further configured as follows: the positioning assembly includes a limit hole opened on the side wall of the support rod and a fixing rod slidably connected in the limit hole, and the limit hole is provided with a limit hole. A telescopic spring that resets the fixing rod, the fixing rod is in the shape of a hook, and the fixing rod includes a horizontal part slidably connected in the limit hole, a horizontal part vertically arranged at one end of the horizontal part away from the limit hole, and a vertical part. The hook portion at one end of the horizontal portion away from the horizontal portion is disposed toward the side wall of the support rod. When the fixing plate is initially fixed, the fixing plate abuts against the side wall of the hook portion facing the support rod.

By adopting the above technical solution, when the fixing plate is initially fixed, the fixing rod is pulled to move the fixing rod away from the supporting rod. At this time, the telescopic spring is stretched, and the fixing plate is folded to a state parallel to the supporting rod. Open the fixed rod, the fixed rod moves in the direction of the support rod under the reset action of the telescopic spring, when the hook of the fixed rod collides with the fixed plate toward the side wall of the support rod, the preliminary fixing of the fixed board is realized, and the fixed rod is pulled and released. The fixing plate can be fixed, so that the operation of fixing the fixing plate by the staff is simple and convenient.

In a preferred example of the present invention, it can be further configured that: one end of the hook portion away from the horizontal portion is wedge-shaped, and the wedge-shaped surface of the hook portion is located at the side of the hook portion away from the support rod.

By adopting the above technical solution, when the fixing plate is initially positioned, the fixing plate is folded, and when the fixing plate is in contact with the wedge-shaped surface of the hook portion, the fixing rod is moved away from the support rod by the component force of the wedge-shaped surface. When the fixed plate is attached to the support rod, the fixed rod moves in the direction of the support rod under the reset action of the telescopic spring. When the hook of the fixed rod faces the side wall of the support rod and abuts against the fixed plate, the preliminary fixing of the fixed plate is realized, and the wedge-shaped surface The arrangement makes the fixing rod have a component force that moves away from the support rod, which is beneficial to further simplify the operation of the staff to fix the fixing plate.

In a preferred example of the present invention, a wear-resistant pad can be fixedly arranged on the side of the fixing block facing the ground.

By adopting the above technical solution, the wear-resistant pad is beneficial to further enhance the static friction force between the fixed block and the hard ground, thereby facilitating the tripod to be more stably fixed on the hard ground.

In a preferred example of the present invention, it can be further configured as follows: the end of the fixing block away from the support rod fixes two oppositely arranged clamping plates, both of the clamping plates have elasticity, and the two clamping plates A rotating shaft is inserted between the holding plates, the rotating shaft penetrates the insertion rod and is rotatably connected with the insertion rod, the rotating shaft respectively penetrates out of the clamping plate and is threadedly connected with the clamping plate, and one end of the rotating shaft is fixedly connected with a bolt head , the other end of the rotating shaft is screwed with a fixing nut.

By adopting the above technical solution, when the soft ground is fixed, the fixing block is fixed in a state parallel to the support rod by the fixing assembly, and the insertion rod rotates relative to the fixing block, so that the insertion rod can always be inserted into the ground from the vertical direction, and thus there is a It is beneficial to enhance the stability of the tripod when it is fixed on soft ground.

In a preferred example of the present invention, the support rod can be further configured as follows: the support rod includes a first support rod and a second support rod, the first support rod is hinged to the mounting seat, and the first support rod is far away from the mounting seat. One end is provided with a sliding hole, one end of the second supporting rod is located in the sliding hole and is slidably connected with the sliding hole, and the first supporting rod is provided with a second supporting rod fixed in the sliding hole. A limiting piece, wherein the fixing block is arranged at one end of the second support rod away from the first support rod.

By adopting the above technical solution, when the second support rod is fixed at different positions in the sliding hole, the second support rod is fixed by the limiter, so that the length of the support rod can be adjusted, and then the full length of the support rod fixed on the mounting seat can be adjusted. The height of the station is adjusted, which is beneficial to enhance the applicability of the device. At the same time, when the second support rod slides into the sliding hole, the length of the support rod is reduced, so that the volume of the tripod is reduced, which is convenient for the staff. Handling and transporting the device.

In a preferred example of the present invention, it can be further configured that: the side wall of the first support rod is provided with a fixing hole, the side wall of the second support rod is provided with a threaded hole, and the threaded hole is formed along the second support rod. A plurality of rods are arranged in the length direction, and the limit member is a limit bolt, and the limit bolt passes through the fixing hole and is threadedly connected with one of the threaded holes.

By adopting the above technical solution, when the second support rod slides in the sliding hole to the position where the threaded hole is directly opposite to the fixing hole, the limit bolt is passed through the fixing hole and screwed into the threaded hole, so that the second support rod can be fixed to the second support rod. For fixing, the setting of the limit bolts makes the fixing of the second support rod stable and the mechanism is simple, which is beneficial to further enhance the practicability of the device.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. When facing the hard ground, the tripod is supported by the fixed block. Because the fixed block has a large contact area with the ground, and the bottom of the fixed block is provided with a wear-resistant pad, the static friction between the fixed block and the ground is relatively high. large, so that the tripod supporting the total station can be placed stably, thereby improving the observation accuracy of the total station;

2. When facing the soft ground, fix the fixing block in a state parallel to the support rod through the fixing bolts, and rotate the insertion rod so that the insertion rod is inserted into the soft ground in the vertical direction, and the fixing between the insertion rod and the soft ground makes the The tripod supporting the total station is placed stably, thereby improving the observation accuracy of the total station;

3. The fixing rod is used to preliminarily fix the fixing plate, so as to facilitate the staff to fix the position of the fixing block.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present utility model;

2 is a schematic diagram of the connection relationship between the second support rod and the first support rod in the embodiment of the present invention;

Fig. 3 is the partial enlarged schematic diagram of A part in Fig. 2;

FIG. 4 is another state schematic diagram of the fixing block in the embodiment of the present invention.

In the figure: 1. total station; 2. tripod; 201, mounting seat; 202, support rod; 2021, first support rod; 2022, second support rod; 3, sliding hole; 4, fixing hole; 5, Threaded hole; 6. Limit bolt; 7. Fixing block; 8. Clamping plate; 9. Shaft; 10. Insert rod; 11. Bolt head; 12. Fixing nut; 13. Fixing plate; 14. Fixing bolt; 15 16, fixed rod; 161, horizontal part; 162, horizontal part; 163, hook part; 17, limit plate; 18, limit groove; 19, wear pad; 20, telescopic spring.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIG. 1 , an on-site surveying and mapping device for construction engineering cost disclosed by the present utility model includes a total station 1 and a tripod 2 supporting the total station 1 .

1 and 2, the tripod 2 includes a mounting seat 201 and a support rod 202 hinged to the mounting seat 201, the mounting seat 201 is cylindrical, the total station 1 is fixedly connected to one side of the circular surface of the mounting seat 201, and the support rod 202 is hinged to the side wall of the mounting seat 201, and three supporting rods 202 are evenly distributed along the circumference of the mounting seat 201. The supporting rods 202 include a first supporting rod 2021 and a second supporting rod 2022, and the first supporting rod 2021 is hinged to the mounting base 202. On the side wall of the seat 201, one end of the first support rod 2021 away from the mounting seat 201 is provided with a sliding hole 3, and one end of the second support rod 2022 is located in the sliding hole 3 and is slidably connected with the sliding hole 3. The cross-sections of the rod 2021 and the second support rod 2022 are both square, so that the second support rod 2022 is not easy to rotate in the first support rod 2021, and the second support rod 2022 slides in the first support rod 2021 so that the support rod The adjustment range of the support rod 202 is larger and convenient for storage and transportation of the support rod 202 .

The side wall of the first support rod 2021 is provided with a fixing hole 4 extending through the sliding hole 3 in the horizontal direction, and the side wall of the second support rod 2022 is provided with a horizontally arranged threaded hole 5 (thread not shown). A plurality of holes 5 are evenly distributed along the length direction of the second support rod 2022, the threaded holes 5 are all located on the same line as the fixing hole 4, and the first support rod 2021 is provided with a second support rod 2022 to be fixed in the sliding hole 3. The limiting member is a limiting bolt 6 , which passes through the fixing hole 4 and is threadedly connected with one of the threaded holes 5 to fix the position of the second support rod 2022 .

Referring to FIG. 4 , one end of the second support rod 2022 away from the first support rod 2021 is rotatably connected with a fixed block 7 , and the cross-sectional area of the fixed block 7 is larger than that of the second support rod 2022 . The total station 1 is supported on the ground, the cross section of the fixed block 7 is square, one end of the fixed block 7 is fixedly connected with two oppositely arranged clamping plates 8 , and a rotating shaft 9 is arranged between the two clamping plates 8 , the rotating shaft 9 passes through two clamping plates 8 along the horizontal direction and is respectively connected with the two clamping plates 8 threadedly, between the two clamping plates 8, an insertion rod 10 is arranged, and the rotating shaft 9 penetrates the insertion rod 10 and is connected with the insertion rod. 10. Rotationally connected, one end of the rotating shaft 9 is fixedly connected with a bolt head 11, the other end of the rotating shaft 9 is threadedly connected with a fixing nut 12, and the two clamping plates 8 are elastic, so that the clamping plate 8 passes through the rotating shaft 9 and the fixing nut 12. The position of the matching insertion rod 10 is fixed.

Looking back at FIG. 2 , the end of the insertion rod 10 away from the fixed block 7 is set at a tip, so that when facing the soft ground, the insertion rod 10 is inserted into the soft ground to stably support the total station 1, and the insertion rod 10 rotates relative to the shaft 9 and The two clamping plates 8 are used for fixing, so that the angle of the insertion rod 10 when inserted into the ground can be adjusted, which facilitates the insertion of the insertion rod 10 into the ground from a suitable angle, thereby further enhancing the stability of the insertion rod 10 when it is fixed on the soft ground.

2 and 3 , the second support rod 2022 is provided with a fixing component for fixing the fixing block 7 in a state parallel to the second support rod 2022, so that when the tripod 2 is fixed on the soft ground, the second support rod 2022 is not easy to Due to the rotational connection with the fixed block 7, the fixed assembly includes a fixed plate 13 and a fixed bolt 14. The fixed plate 13 is fixedly connected to the end of the fixed block 7 away from the insertion rod 10, and the fixed block 7 rotates to the second support rod 2022. In the parallel state, the fixing bolts 14 pass through the fixing plate 13 and are threadedly connected with the second support rod 2022 to fix the fixing plate 13 .

The second support rod 2022 is provided with a positioning assembly for preliminarily fixing the fixing plate 13 . The positioning assembly includes a limit hole 15 horizontally opened on the side wall of the second support rod 2022 and a fixed rod slidably connected to the limit hole 15 16. The fixing rod 16 is in the shape of a hook. The fixing rod 16 includes a horizontal portion 161 slidably connected to the limiting hole 15, a horizontal portion 162 vertically arranged at one end of the horizontal portion 161 away from the limiting hole 15, and a horizontal portion 162 vertically arranged on the horizontal portion 162. The hook portion 163 at one end away from the horizontal portion 161, the end of the horizontal portion 161 away from the horizontal portion 162 is fixedly connected to the limit plate 17, and the hole wall of the limit hole 15 is provided with a limit groove 18 for the limit plate 17 to slide horizontally. Two telescopic springs 20 are arranged in the position hole 15 , and the two telescopic springs 20 are distributed on both sides of the limit plate 17 . When the limit groove 18 is close to the groove wall of the limit hole 15 to reset the fixing rod 16 , the hook portion 163 is disposed toward the side wall of the second support rod 2022 . When the positioning assembly performs preliminary fixing of the fixing plate 13 , the fixing plate 13 Against the side wall of the hook portion 163 facing the second support rod 2022 , the end of the hook portion 163 away from the horizontal portion 162 is wedge-shaped, and the wedge-shaped surface of the hook portion 163 is located on the side of the hook portion 163 away from the second support rod 2022 , so that When the fixing plate 13 is in contact with the wedge-shaped surface, the fixing rod 16 has a component force in the horizontal direction, thereby automatically fixing the fixing plate 13 .

4, the side of the fixing block 7 and the fixing plate 13 away from the second support rod 2022 is bonded with a wear-resistant pad 19, and the material of the wear-resistant pad 19 is preferably rubber, so as to increase the rigidity of the fixed block 7 and the fixed plate 13. The friction force between the hard ground can be reduced, so that the tripod 2 can be more stably fixed on the hard ground.

The implementation principle of this embodiment is as follows: when the total station 1 is used to survey and map the construction cost site, the second support rod 2022 is firstly fixed in the sliding hole 3 through the limit bolt 6, so that the support rod 202 is adjusted to a suitable Length, when the surveying and mapping ground is a hard ground, the fixed block 7 is placed in a state in which it is in contact with the ground, so that the fixed block 7 and the fixed plate 13 jointly support the tripod 2 and the total station 1, because the fixed block 7 and the fixed The plate 13 has a large contact area with the ground, and the wear pads 19 are adhered to each other, so that there is a large static friction between the support rod 202 and the ground, so that the tripod 2 supporting the total station 1 can be placed stably on hard ground.

When the surveying and mapping ground is a soft ground, the fixing block 7 is rotated, and the fixing plate 13 is rotated accordingly. When the fixing plate 13 is rotated to a state in which it is in contact with the wedge-shaped surface of the hook portion 163, the fixing rod 16 moves away from the second support rod 2022. , when the fixing plate 13 is attached to the side wall of the hook portion 163 of the fixing plate 13 toward the second support rod 2022, the fixing rod 16 is reset under the elastic force of the telescopic spring 20, and then the fixing plate 13 is preliminarily fixed by the fixing bolt 14 Firmly fix the fixing plate 13, rotate the insertion rod 10 to a suitable angle, and fix it through the clamping plate 8, insert the insertion rod 10 into the soft ground, so that the tripod 2 supporting the total station 1 is stably fixed on the soft ground , the tripod 2 supporting the total station 1 can be placed stably on both hard ground and soft ground, which is beneficial to improve the observation accuracy of the total station 1 .

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (9)

1. A construction cost site surveying and mapping device, comprising a total station (1) and a tripod (2) for supporting the total station (1), characterized in that: the tripod (2) comprises a mounting seat (201) and a support rod (202) hinged to the mounting seat (201), the support rods (202) are evenly distributed in the circumferential direction of the axis of the mounting seat (201), and the three support rods (202) are far away from the mounting seat (201) ) is rotatably connected to one end of a fixed block (7), the cross-sectional area of the fixed block (7) is greater than the cross-sectional area of the support rod (202), and one side of the fixed block (7) is provided with an insertion rod ( 10), the end of the insertion rod (10) away from the fixing block (7) is set at a tip, and when the fixing block (7) is rotated to a state parallel to the support rod (202), the insertion rod (10) The tip of the support rod (202) is provided with a fixing component for fixing the fixing block (7) in a state parallel to the support rod (202). 2. A construction cost site surveying and mapping device according to claim 1, characterized in that: the fixing component comprises a fixing plate (13) and a fixing bolt (14), and the fixing plate (13) is fixedly connected to the fixing plate (13). The end of the block (7) away from the insertion rod (10), when the fixing block (7) is rotated to a state parallel to the support rod (202), the fixing plate (13) abuts against the support rod (202), and the fixing bolt ( 14) Pass through the fixing plate (13) and be screwed with the support rod (202). 3 . The on-site surveying and mapping device for construction cost according to claim 2 , characterized in that: the support rod ( 202 ) is provided with a positioning assembly for preliminarily fixing the fixing plate ( 13 ). 4 . 4. A construction cost on-site surveying and mapping device according to claim 3, characterized in that: the positioning assembly comprises a limit hole (15) opened on the side wall of the support rod (202) and a limit hole (15) that is slidably connected to the limit A fixing rod (16) in the hole (15), a telescopic spring (20) for restoring the fixing rod (16) is arranged in the limiting hole (15), and the fixing rod (16) is hook-shaped, so The fixing rod (16) includes a horizontal portion (161) slidably connected in the limiting hole (15), a horizontal portion (162) vertically arranged at one end of the horizontal portion (161) away from the limiting hole (15), and a vertical portion The hook portion (163) at one end of the horizontal portion (162) away from the horizontal portion (161), the hook portion (163) is disposed toward the side wall of the support rod (202), and when the fixing plate (13) is initially fixed, the The fixing plate (13) abuts against the side wall of the hook portion (163) facing the support rod (202). 5. A construction cost on-site surveying and mapping device according to claim 4, characterized in that: one end of the hook portion (163) away from the horizontal portion (162) is wedge-shaped, and the hook portion (163) is wedge-shaped. The face is located on the side of the hook (163) away from the support rod (202). 6 . The on-site surveying and mapping device for construction cost according to claim 2 , wherein a wear-resistant pad ( 19 ) is fixedly arranged on the side of the fixing block ( 7 ) facing the ground. 7 . 7. A construction cost on-site surveying and mapping device according to claim 1, characterized in that: one end of the fixing block (7) away from the support rod (202) fixes two oppositely arranged clamping plates (8) , the two clamping plates (8) are both elastic, and a rotating shaft (9) is passed between the two clamping plates (8), and the rotating shaft (9) penetrates the insertion rod (10) and is connected with the insertion rod (10). The rod (10) is rotatably connected, the rotating shaft (9) respectively penetrates out of the clamping plate (8) and is threadedly connected with the clamping plate (8), and one end of the rotating shaft (9) is fixedly connected with a bolt head (11) and a fixing nut (12) is threadedly connected to the other end of the rotating shaft (9). 8. A construction cost site surveying and mapping device according to claim 1, characterized in that: the support rod (202) comprises a first support rod (2021) and a second support rod (2022), and the first support rod (2022) The support rod (2021) is hinged to the mounting seat (201), the end of the first support rod (2021) away from the mounting seat (201) is provided with a sliding hole (3), and one end of the second support rod (2022) is located in the sliding hole (3) and is slidably connected to the sliding hole (3), the first support rod (2021) is provided with a second support rod (2022) fixed in the sliding hole (3) A limiter, wherein the fixing block (7) is disposed at one end of the second support rod (2022) away from the first support rod (2021). 9. A construction cost on-site surveying and mapping device according to claim 8, characterized in that: the side wall of the first support rod (2021) is provided with a fixing hole (4), and the second support rod (2022) ) is provided with a threaded hole (5) on the side wall, the threaded hole (5) is provided with a plurality of threaded holes (5) along the length direction of the second support rod (2022), the limiting member is a limiting bolt (6), the The limit bolt (6) passes through the fixing hole (4) and is threadedly connected with one of the threaded holes (5).

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