Marker post fixed-point clamping device for river surveying and mapping

Abstract

The utility model discloses a marker post fixed-point clamping device for river surveying and mapping, relates to the technical field of marker post fixed-point clamping devices, and aims to solve the problems that the existing marker post fixed-point clamping device realizes positioning by supporting a marker post through an arranged ship body structure, but the ship body can jolt due to the influence of water flow in a river, so that the marker post is unstable, and the working efficiency is high. The device comprises a device guide rod and a water level marker post, a lower connecting seat is welded to the bottom of the device guide rod, a top seat plate is arranged at the top of the water level marker post, the top seat plate and the water level marker post are of an integrated structure, and a movable connecting rod is movably arranged in the device guide rod; the fixed-point frame is arranged at the outer position of the water level marker post, clamping sleeve rods are welded to the inner walls of the two sides of the fixed-point frame, bearing cavities are formed in the clamping sleeve rods, and reset springs and clamping insertion rods are arranged in the bearing cavities.

Description

Technical Field

[0001] The utility model relates to the technical field of a benchmark fixed-point clamping device, in particular to a benchmark fixed-point clamping device for river surveying and mapping. Background Art

[0002] When surveying a river, it is necessary to use a benchmark to mark the location and determine the water level of that section of the river. In order to prevent the benchmark from shaking due to the influence of the water flow and affecting the surveying results, it is necessary to use a fixed-point clamping device to position the benchmark.

[0003] For example, the announcement number is: CN219545036U (named as a fixed-point clamping device for river surveying), which includes a hull, a first partition is provided in the middle of the hull, and the first partition divides the hull into an upper half warehouse and a lower half warehouse, a hull stabilizing mechanism is provided in the lower half warehouse, and a rectangular groove is provided at the bottom of the lower half warehouse, the hull stabilizing mechanism includes a liftable load-bearing lead block arranged above the rectangular groove, and the hull stabilizing mechanism also includes a winding shaft, and the two ends of the winding shaft are respectively hinged to the two second partitions in the lower half warehouse through sealed bearings, and the two second partitions are respectively hinged to the two second partitions in the lower half warehouse through sealed bearings. The plate divides the lower half of the warehouse into a driving warehouse and a control warehouse; a large bevel gear is fixed to the end of the winding shaft extending into the driving warehouse, and the large bevel gear is meshed with a small bevel gear, and the small bevel gear is fixed on the motor shaft of the motor, and the motor is fixed in the driving warehouse; the motor is electrically connected to a controller and a power supply, and the controller and the power supply are fixed in the control warehouse, and a signal receiving and transmitting device is provided in the controller, and the signal receiving and transmitting device is wirelessly connected to the remote control, and the load-bearing effect can be increased by increasing the number of counterweight lead blocks, so that the hull can be stabilized more stably, and it can also meet the working conditions of fast and slow water flows in different rivers.

[0004] The above-mentioned benchmark fixed-point clamping device realizes positioning by supporting the benchmark with the set hull structure, but the hull will be affected by the water flow and cause bumps in the river, causing the benchmark to be unstable, resulting in large errors in the surveying and mapping results. For this reason, we provide a benchmark fixed-point clamping device for river surveying and mapping. Utility Model Content

[0005] The purpose of the utility model is to provide a marker fixed-point clamping device for river surveying and mapping, so as to solve the problem that the existing marker fixed-point clamping device proposed in the above background technology realizes positioning by supporting the marker with a hull structure, but the hull will be affected by the water flow in the river and cause turbulence, which makes the marker unstable and leads to large errors in the surveying and mapping results.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: a fixed-point clamping device for river surveying and mapping, comprising a device guide rod and a water level mark rod, a lower seat is welded at the bottom of the device guide rod, a top seat plate is arranged at the top of the water level mark rod, the top seat plate and the water level mark rod are an integrated structure, and a movable connecting rod is arranged inside the device guide rod;

[0007] Also includes:

[0008] A fixed point frame is arranged at an external position of the water level mark, and clamping sleeves are welded on the inner walls of both sides of the fixed point frame, a bearing cavity is arranged inside the clamping sleeve, and a return spring and a clamping plunger are arranged inside the bearing cavity;

[0009] A vertical rack rod is arranged at the upper end of the fixed point frame, the vertical rack rod and the fixed point frame are an integrated structure, and a positioning socket is arranged inside the vertical rack rod, and a horizontal positioning rod is installed inside the positioning socket;

[0010] A position through hole is arranged inside the movable connecting rod, five position through holes are arranged, and a connecting screw hole and a screw pin through hole are arranged at one end of the device guide rod, and the connecting screw hole and the screw pin through hole are located on the same vertical line;

[0011] The top ring seat is welded and arranged at the center position of the upper end of the top seat plate, and a threaded through hole is arranged inside the top ring seat, and the threaded through hole and the top ring seat are an integral structure.

[0012] Preferably, a threaded wall is provided on the outer wall of the horizontal positioning rod, and the horizontal positioning rod is movably connected with the threaded through hole through the threaded wall.

[0013] Preferably, an electric push rod is arranged below the lower connecting seat, a piston rod of the electric push rod is fixedly connected to the lower connecting seat by screws, and a mounting seat is arranged at the bottom of the electric push rod.

[0014] Preferably, both ends of the return spring are fixedly connected to the clamping rod and the bearing cavity by means of nail-free glue.

[0015] Preferably, a positioning screw is installed inside one of the position through-holes, the connecting screw holes and the screw pin through-holes, and the movable connecting rod is fixedly connected to the guide rod of the device via the positioning screw.

[0016] Preferably, clamping top grooves are provided on the outer walls on both sides of the water level mark, and the clamping rod is connected to the water level mark by fixed-point clamping through the clamping top grooves.

[0017] Preferably, the fixed-point frame and the movable connecting rod are an integrated structure, and the movable connecting rod is arranged parallel to the lower connecting seat.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model performs preliminary positioning and clamping of the water level marker by sleeve-mounting a fixed-point frame onto the outside of the water level marker, and by using a reset spring to push the clamping plug into the inside of the clamping top groove, and then rotates and installs the horizontal positioning rod into the inside of the top ring seat, and the horizontal positioning rod is engaged with the threaded through-hole through the threaded wall, and finally the end of the horizontal positioning rod is inserted into the inside of the positioning plug hole, so as to realize secondary positioning of the water level marker. The positioning on both sides does not require the aid of the hull structure, which improves the stability of the marker fixed-point clamping and overcomes the problem that the existing marker fixed-point clamping device realizes positioning by supporting the marker with the set hull structure, but the hull will be affected by the water flow in the river channel and cause bumps, which makes the marker unstable and leads to large errors in the surveying and mapping results.

[0020] 2. Install the mounting base on the bank of the river channel through the grounding bolt. The electric push rod drives the fixed-point clamping device to adjust the lifting height. Then, according to the location of the water level mark, pull the movable connecting rod to make a position perforation correspond to the connecting screw hole and the screw pin perforation, and install the positioning screw pin to fix the length adjustment position of the movable connecting rod, so as to achieve the purpose of adjustable use of the fixed-point clamping device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the benchmark fixed-point clamping device for river surveying and mapping of the utility model;

[0022] Figure 2 This is a schematic diagram of the connection structure between the water level benchmark and the fixed point frame of the utility model;

[0023] Figure 3 It is an enlarged schematic diagram of the structure of part A of the utility model;

[0024] Figure 4 This is a schematic diagram of the connection structure between the movable connecting rod and the device guide rod of the utility model;

[0025] In the figure: 1. device guide rod; 2. water level mark rod; 3. lower seat; 4. electric push rod; 5. mounting seat; 6. movable connecting rod; 7. positioning screw pin; 8. top seat plate; 9. fixed point frame; 10. clamping sleeve rod; 11. vertical frame rod; 12. clamping top groove; 13. load-bearing cavity; 14. reset spring; 15. clamping plug rod; 16. top ring seat; 17. threaded through hole; 18. positioning plug hole; 19. horizontal positioning rod; 20. threaded wall; 21. position through hole; 22. connecting screw hole; 23. screw pin through hole. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] See also Figure 1-4 The utility model provides an embodiment: a fixed-point clamping device for river surveying and mapping, comprising a device guide rod 1 and a water level mark rod 2, a lower seat 3 is welded at the bottom of the device guide rod 1, a top seat plate 8 is arranged at the top of the water level mark rod 2, the top seat plate 8 and the water level mark rod 2 are an integral structure, and a movable connecting rod 6 is movably arranged inside the device guide rod 1;

[0028] Also includes:

[0029] A fixed point frame 9 is arranged at an external position of the water level mark 2, and a clamping sleeve rod 10 is welded on the inner walls of both sides of the fixed point frame 9, a bearing cavity 13 is arranged inside the clamping sleeve rod 10, and a return spring 14 and a clamping plunger 15 are arranged inside the bearing cavity 13;

[0030] A vertical rod 11 is arranged at the upper end of the fixed point frame 9. The vertical rod 11 and the fixed point frame 9 are an integral structure, and a positioning hole 18 is arranged inside the vertical rod 11. A horizontal positioning rod 19 is installed inside the positioning hole 18.

[0031] Position through holes 21, which are arranged inside the movable link 6, and there are five position through holes 21, and one end of the device guide rod 1 is provided with a connecting screw hole 22 and a screw pin through hole 23, and the connecting screw hole 22 and the screw pin through hole 23 are located on the same vertical line;

[0032] The top ring seat 16 is welded to the center of the upper end of the top seat plate 8 , and a threaded through hole 17 is provided inside the top ring seat 16 . The threaded through hole 17 and the top ring seat 16 are an integral structure.

[0033] When in use, the fixed-point frame is sleeved onto the outside of the water level marker, and the clamping rod is pushed into the inside of the clamping top groove by the reset spring to initially position and clamp the water level marker. Then the horizontal positioning rod is rotated and installed to the inside of the top ring seat. The horizontal positioning rod is connected and movable through the threaded wall and the threaded through-hole. Finally, the end of the horizontal positioning rod is inserted into the inside of the positioning socket to achieve secondary positioning of the water level marker. The positioning on both sides does not require the help of the hull structure, which improves the stability of the fixed-point clamping of the marker.

[0034] See also Figure 3 A threaded wall 20 is provided on the outer wall of the horizontal positioning rod 19, and the horizontal positioning rod 19 is movably connected with the threaded through hole 17 through the threaded wall 20. The threaded wall 20 provided on the outer wall of the horizontal positioning rod 19 plays a role of corresponding connection with the threaded through hole 17.

[0035] See also Figure 1An electric push rod 4 is arranged below the lower connecting seat 3, and a piston rod of the electric push rod 4 is fixedly connected to the lower connecting seat 3 by screws. A mounting seat 5 is arranged at the bottom of the electric push rod 4. The electric push rod 4 arranged below the lower connecting seat 3 plays a role in controlling the lifting and lowering activities.

[0036] See also Figure 2 The two ends of the return spring 14 are fixedly connected to the clamping rod 15 and the bearing cavity 13 by nail-free glue.

[0037] See also Figure 4 A positioning screw 7 is installed inside a position through hole 21, a connecting screw hole 22 and a screw pin through hole 23. The movable connecting rod 6 is fixedly connected to the device guide rod 1 through the positioning screw 7. The positioning screw 7 installed inside a position through hole 21, a connecting screw hole 22 and a screw pin through hole 23 plays a role of plug-in positioning.

[0038] See also Figure 2 The outer walls on both sides of the water level mark 2 are provided with clamping top grooves 12, and the clamping rod 15 is fixed-point clamped and connected to the water level mark 2 through the clamping top grooves 12. The clamping top grooves 12 provided on the outer walls on both sides of the water level mark 2 serve to facilitate the clamping of the clamping rod 15 after insertion.

[0039] See also Figure 1 The fixed point frame 9 and the movable connecting rod 6 are an integrated structure, and the movable connecting rod 6 is arranged parallel to the lower connecting seat 3.

[0040] Working principle: When in use, the mounting base 5 is installed on the bank of the river channel through the grounding bolt, and the electric push rod 4 drives the fixed-point clamping device to adjust the lifting height. Then, according to the location of the water level mark 2, the movable connecting rod 6 is pulled so that a position through-hole 21 corresponds to the connecting screw hole 22 and the screw pin through-hole 23, and the length adjustment position of the movable connecting rod 6 is fixed by the positioning screw pin 7. After the fixing is completed, the fixed-point frame 9 is sleeved onto the outside of the water level mark 2, and the clamp is pushed by the reset spring 14. The holding and inserting rod 15 is pushed into the inside of the clamping top groove 12 to preliminarily position and clamp the water level marker 2, and then the horizontal positioning rod 19 is rotated and installed to the inside of the top ring seat 16. The horizontal positioning rod 19 is connected with the threaded through hole 17 through the threaded wall 20, and finally the end of the horizontal positioning rod 19 is inserted into the inside of the positioning socket 18 to achieve secondary positioning of the water level marker 2. The positioning on both sides does not require the help of the hull structure, which improves the stability of the marker fixed-point clamping and completes the use of the marker fixed-point clamping device for river surveying and mapping.

[0041] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A fixed-point clamping device for a river surveying pole, comprising a device guide rod (1) and a water level pole (2), wherein a lower seat (3) is welded to the bottom of the device guide rod (1), a top seat plate (8) is arranged on the top of the water level pole (2), the top seat plate (8) and the water level pole (2) are an integral structure, and a movable connecting rod (6) is movably arranged inside the device guide rod (1); Features: Also includes: A fixed point frame (9) is arranged at an external position of the water level mark (2), and a clamping sleeve rod (10) is welded on the inner walls of both sides of the fixed point frame (9), a bearing cavity (13) is arranged inside the clamping sleeve rod (10), and a return spring (14) and a clamping plunger (15) are arranged inside the bearing cavity (13); A vertical frame rod (11) is arranged at the upper end of the fixed point frame (9), the vertical frame rod (11) and the fixed point frame (9) are an integrated structure, and a positioning hole (18) is arranged inside the vertical frame rod (11), and a horizontal positioning rod (19) is inserted and installed inside the positioning hole (18); A position through hole (21) is arranged inside the movable connecting rod (6), five position through holes (21) are arranged, and a connecting screw hole (22) and a screw pin through hole (23) are arranged at one end of the device guide rod (1), and the connecting screw hole (22) and the screw pin through hole (23) are located on the same vertical line; The top ring seat (16) is welded and arranged at the center position of the upper end of the top seat plate (8), and a threaded through hole (17) is arranged inside the top ring seat (16), and the threaded through hole (17) and the top ring seat (16) are an integral structure.

2. The device for holding a fixed-point marker for river surveying and mapping according to claim 1 is characterized in that: A threaded wall (20) is provided on the outer wall of the horizontal positioning rod (19), and the horizontal positioning rod (19) is movably connected to the threaded penetration hole (17) through the threaded wall (20).

3. The device for holding a fixed-point marker for river surveying and mapping according to claim 1 is characterized in that: An electric push rod (4) is arranged below the lower connecting seat (3); a piston rod of the electric push rod (4) is fixedly connected to the lower connecting seat (3) via screws; and a mounting seat (5) is arranged at the bottom of the electric push rod (4).

4. The device for holding a fixed-point marker for river surveying and mapping according to claim 1 is characterized in that: The two ends of the return spring (14) are fixedly connected to the clamping rod (15) and the bearing cavity (13) by means of nail-free glue.

5. The device for holding a fixed-point marker for river surveying according to claim 1 is characterized in that: A positioning screw (7) is installed inside the position through hole (21), the connecting screw hole (22) and the screw through hole (23), and the movable connecting rod (6) is fixedly connected to the device guide rod (1) through the positioning screw (7).

6. The device for holding a fixed-point marker for river surveying according to claim 1 is characterized in that: The outer walls on both sides of the water level mark rod (2) are provided with clamping top grooves (12), and the clamping plug rod (15) is connected to the water level mark rod (2) by fixed-point clamping through the clamping top grooves (12).

7. The device for holding a fixed-point marker for river surveying according to claim 1 is characterized in that: The fixed point frame (9) and the movable connecting rod (6) are an integrated structure, and the movable connecting rod (6) and the lower connecting seat (3) are arranged in parallel.

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