Measuring drill rod for engineering surveying and mapping

Abstract

The utility model discloses a measuring borer for engineering surveying and mapping, and particularly relates to the technical field of measuring borers, which comprises a cylinder, the upper end of the cylinder is fixedly connected with a lighting lamp, the lower end of the cylinder is fixedly connected with a threaded rod, and the middle of the outer surface of the threaded rod is in threaded connection with a rotating assembly. Four telescopic devices are fixedly connected to the annular outer side of the rotating assembly and the lower portion of the outer surface of the threaded rod in an annular array mode, and sliding devices are slidably connected to the portions, away from one another, of the four telescopic devices. According to the measuring borer for engineering surveying and mapping, the rotating assembly and the telescopic device are designed, the measuring borer is in a vertical state when not used, the occupied space of the measuring borer is reduced, carrying is more convenient, when the measuring borer needs to be used, the telescopic device can be unfolded, then the rotating assembly is rotated, the telescopic device pushes the sliding device to move towards the edge, and the measuring borer is convenient to carry. And the sliding device fixes the device, so that the practicability of the device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of surveying, especially to a surveying rod for engineering surveying. BACKGROUND

[0002] Engineering surveying is a comprehensive technical field that involves surveying and investigating the air, surface, water bodies, and underground of the area where the engineering project is located, thereby providing important data support for engineering management, design, and construction.

[0003] A surveying rod is a tool used to mark the position of a section point and calculate the number of sections for measurement. In engineering surveying, surveying rods are often used to assist in measuring and marking the position of specific points to ensure the accuracy and reliability of the surveying results.

[0004] When using a surveying rod, it is important to ensure that it is inserted into the soil or ground deep enough to ensure the accuracy of the measurement.

[0005] Surveying rods play an important role in engineering surveying, and they need to be stably fixed in the measured soil surface so that they do not shift during measurement, affecting the accuracy of the measurement data. Therefore, a surveying rod for engineering surveying is needed.

[0006] Chinese patent publication No. CN208968556U discloses a surveying rod for engineering surveying, which includes a round pipe-shaped rod barrel, the rod barrel surface is engraved with a scale, the rod barrel inside is equipped with a round rod-shaped core rod, the length of the core rod is greater than the length of the rod barrel, the diameter of the core rod is equal to the inner diameter of the rod barrel, one end of the core rod is vertically provided with a straight rod-shaped handle, the other end of the core rod is symmetrically and obliquely provided with a plurality of barb-shaped check spurs, and the side surface of the rod barrel near the handle end is vertically provided with two annular handle rings.

[0007] The above-mentioned patent still has the following shortcomings when implemented:

[0008] The above-mentioned patent fixes the device in the ground through the core rod and the check spurs, which can fix the device in the ground, but it tilts and swings under the interference of strong wind, affecting the measurement data during measurement and reducing the integrity of the device. UTILITY MODEL CONTENT

[0009] The main purpose of the utility model is to provide a surveying rod for engineering surveying, which can effectively solve the problem of unstable fixation of the surveying rod for engineering.

[0010] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0011] The utility model provides a surveying and mapping surveying drill, including the cylinder, the cylinder upper end fixedly connected with the bright light, the cylinder lower end fixedly connected with the threaded rod, the threaded rod outer surface middle part is connected with the rotating component, the rotating component annular outside and the threaded rod outer surface lower part all are fixedly connected with four telescopic devices, four telescopic devices are far away from each other one part all are slidably connected with the sliding device.

[0012] Preferably, the rotating component includes a threaded shell, the threaded shell is threadedly connected to the middle part of the outer surface of the threaded rod, and the lower part of the outer surface of the threaded shell is rotatably connected with a connecting shell.

[0013] Preferably, the telescopic device includes two fixed rods, two connecting blocks one and two connecting blocks two, the two connecting blocks one are fixedly connected to the right middle side of the outer surface of the connecting shell, the two connecting blocks two are fixedly connected to the left side of the upper part of the sliding device, the two connecting blocks one and the two connecting blocks two are rotatably connected with an arc-shaped rod between them, the two fixed rods are fixedly connected to the right side of the lower part of the outer surface of the threaded rod, the middle part of the end of the two fixed rods far away from each other is fixedly connected with a limiting component, the inner surface of the right part of the two fixed rods is rotatably connected with a connecting column, and the right part of the end of the two fixed rods is rotatably connected with a sliding rod.

[0014] Preferably, the inner surface of the left part of the sliding rod is fixedly connected with the outer surface of the two connecting columns far away from each other on one side respectively.

[0015] Preferably, the limiting component includes a rectangular block and a rotating ring, the rectangular block is fixedly connected to the middle part of the rear end of the fixed rod located at the rear, the right end of the rectangular block is fixedly connected with a cylindrical shell, the inner surface of the right part of the cylindrical shell is slidably connected with an extension column, the left wall of the cylindrical shell and the left end of the extension column are fixedly connected with a rebound spring between them, and the rotating ring is fixedly connected to the rear end of the connecting column located at the rear.

[0016] Preferably, the sliding device includes a sliding block, the sliding block is slidably connected with the inner surface of the sliding rod, a circular hole is formed in the middle part of the upper end of the sliding block, the inner surface of the circular hole is slidably connected with a pressing rod, the lower end of the pressing rod is fixedly connected with a conical column, and the right middle side of the upper end of the sliding device is fixedly connected with a rebound component.

[0017] Preferably, an arc-shaped groove is formed in the lower right side of the outer surface of the pressing rod, and the left part of the rebound component is fitted with the arc-shaped groove.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The device is fixed in the ground through the sliding device by the designed four-corner fixing method, so that the device will not be tilted due to the interference of wind speed, and the data in surveying and mapping is influenced, the fixing method is simple and convenient, and the working efficiency of the device is improved.

[0020] The device is in a vertical state when not in use, the occupied space is reduced, the carrying is more convenient, the telescopic device is unfolded when in use, the rotating assembly is rotated, the telescopic device pushes the sliding device to move to the edge, and the sliding device fixes the device, and the practicability of the device is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic view of the utility model.

[0022] Figure 2 It is a rotating assembly structure schematic view of the utility model.

[0023] Figure 3 It is a telescopic device structure schematic view of the utility model.

[0024] Figure 4 It is a limiting assembly structure schematic view of the utility model.

[0025] Figure 5 It is a sliding device structure schematic view of the utility model.

[0026] In the figure: 1, cylinder; 2, telescopic device; 3, sliding device; 4, rotating assembly; 5, threaded rod; 6, bright light; 41, connecting shell; 42, threaded shell; 21, connecting block one; 22, connecting column; 23, connecting block two; 24, fixed rod; 25, limiting assembly; 26, sliding rod; 27, arc-shaped rod; 251, rectangular block; 252, cylindrical shell; 253, rebound spring; 254, telescopic column; 255, rotating ring; 31, pressing rod; 32, rebound assembly; 33, sliding block; 34, conical column. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0028] As Figure 1 shown, a surveying peg for engineering surveying, comprising a cylinder 1, the upper end of the cylinder 1 is fixedly connected with a bright light 6, the lower end of the cylinder 1 is fixedly connected with a threaded rod 5, the outer surface of the threaded rod 5 is threadedly connected with a rotating assembly 4 in the middle, the annular outer side of the rotating assembly 4 and the lower part of the outer surface of the threaded rod 5 are both fixedly connected with four telescopic devices 2 in an annular array, and the mutually faraway parts of the four telescopic devices 2 are all slidingly connected with sliding devices 3.

[0029] The light 6 in the device can be powered by an external power supply.

[0030] The device is a folding surveying rod, which is convenient to transport under the premise of being fixed, does not occupy space after being folded, and has good practicability.

[0031] The device can be used for land engineering surveying and mapping.

[0032] Before implementation, the device needs to be transported to the designated location, then the telescopic device 2 is opened to be in a horizontal state, then the rotating assembly 4 is rotated to move downward, so as to drive the sliding device 3 to slide on the inner reference surface of the telescopic device 2 to the edge, after unfolding, the sliding device 3 is knocked to sink into the soil, the device is fixed to have strong stability.

[0033] After the surveying and mapping is completed, the sliding device 3 is pulled out and fixed so as not to fall during transportation, then the rotating assembly 4 is rotated in the opposite direction to move the sliding device 3 upward to the initial position, after rotation, the telescopic device 2 is rotated to be in a vertical state, reducing the space occupation, making the device more convenient to transport, and improving the practicability of the device.

[0034] In the above, the light 6 can ensure that the staff can timely perceive the position of the surveying rod at night.

[0035] Further, in order to realize the purpose of the rotating assembly 4 rising and falling, referring to Figure 2 , the rotating assembly 4 includes a threaded shell 42, the threaded shell 42 is threadedly connected to the outer surface of the middle part of the threaded rod 5, and the outer surface of the lower part of the threaded shell 42 is rotationally connected with a connecting shell 41.

[0036] In the above, by rotating the threaded shell 42, the threaded shell 42 is rotated, and then through the threaded connection with the upper part of the threaded rod 5, when the threaded shell 42 is rotated, it presents a downward moving trend, and when it is reversed, it presents an upward trend, when the threaded shell 42 rises or falls, it drives the connecting shell 41 to move together, realizing the purpose of rising or falling, and driving the telescopic device 2 to move.

[0037] Further, in order to realize the purpose of unfolding and folding the telescopic device 2 and moving the sliding device 3, referring to Figure 3 and Figure 4The telescopic device 2 comprises two fixed rods 24, two connecting blocks one 21 and two connecting blocks two 23, the two connecting blocks one 21 are fixedly connected to the middle side of the right part of the outer surface of the connecting shell 41, the two connecting blocks two 23 are fixedly connected to the left side of the upper part of the sliding device 3, the two connecting blocks one 21 and the two connecting blocks two 23 are commonly rotationally connected with the arc-shaped rod 27, the two fixed rods 24 are fixedly connected to the lower right side of the outer surface of the threaded rod 5, the middle part of the ends of the two fixed rods 24, which are away from each other, are fixedly connected with the limiting assembly 25, the inner surfaces of the right parts of the two fixed rods 24 are rotationally connected with the connecting columns 22, and the right parts of the ends of the two fixed rods 24, which are away from each other, are commonly rotationally connected with the sliding rod 26.

[0038] The left inner surfaces of the sliding rod 26 are fixedly connected with the outer surfaces of the two connecting columns 22, which are away from each other, on the sides.

[0039] The limiting assembly 25 comprises a rectangular block 251 and a rotating ring 255, the rectangular block 251 is fixedly connected to the middle part of the rear end of the fixed rod 24 at the rear part, the right end of the rectangular block 251 is fixedly connected with a cylindrical shell 252, the inner surface of the cylindrical shell 252 is slidably connected with an extension column 254, the left wall of the cylindrical shell 252 and the left end of the extension column 254 are commonly fixedly connected with a rebound spring 253, and the rotating ring 255 is fixedly connected to the rear end of the connecting column 22 at the rear part.

[0040] In the above, Figure 3 The telescopic device 2 is shown in an unfolded state.

[0041] In the above, when the telescopic device 2 is in a folded state, the sliding device 3 is located on the inner surface of the fixed rod 24, the sliding rod 26 is in a vertical state, the limiting assembly 25 fixes the same so that it will not tilt, and when unfolding is needed, the sliding rod 26 is only needed to be rotated downward, the rotating ring 255 is rotated with the connecting column 22 as the center, when the extension column 254 contacts the protruding part of the rotating ring 255, the extension column 254 moves to the left on the inner surface of the cylindrical shell 252, the rebound spring 253 is compressed to generate pressure, the sliding rod 26 is continuously rotated, the rotating ring 255 is rotated, when the rotation is 90 degrees, the extension column 254 contacts the recessed part of the rotating ring 255, and then the rebound spring 253 releases the compressed pressure so that the extension column 254 moves to the right and is fixed to the recessed part of the rotating ring 255.

[0042] In the above, the right end of the extension column 254 is fixedly connected with a rubber ball, the rubber ball has strong friction, and when the limiting assembly 25 is not rotated, the rubber ball can prevent the limiting assembly 25 from rotating downward due to external force or gravity.

[0043] When the sliding rod 26 is unfolded to be horizontal, the threaded shell 42 is moved downward, and the connecting shell 41 is moved downward, and when the connecting shell 41 moves, the arc-shaped rod 27 rotatingly connected between the connecting block one 21 and the connecting block two 23 pushes the sliding device 3 to slide on the inner surface of the fixed rod 24 and the sliding rod 26, and after the sliding device 3 slides to the right part of the sliding rod 26, the sliding device 3 is knocked to be embedded in the soil for fixing.

[0044] When it is needed to be folded back, the threaded shell 42 is rotated reversely, the threaded shell 42 moves upward, and the connecting shell 41 moves upward, and then the connecting block one 21 and the arc-shaped rod 27 pull the connecting block two 23 to move, and the connecting block two 23 pulls the sliding device 3 to move, and when the threaded shell 42 and the connecting shell 41 rise to the top of the threaded rod 5, the connecting block one 21 moves the sliding device 3 to the left part of the inner surface of the fixed rod 24 through the arc-shaped rod 27 and the connecting block two 23, the arc-shaped rod 27 is in a vertical state, and the sliding rod 26 is rotated 90 degrees to the left to be in a vertical folded state, so as to reduce the space occupied by the device and make the device more convenient to transport.

[0045] Further, in order to realize the sliding of the sliding device 3 in the sliding rod 26 and the fixed rod 24 and the knocking of the sliding device 3 to be fixed, referring to Figure 5 , the sliding device 3 comprises a sliding block 33 sliding on the inner surface of the sliding rod 26, a circular hole is formed in the middle of the upper end of the sliding block 33, a pressure rod 31 is slidingly connected to the inner surface of the circular hole, a tapered column 34 is fixedly connected to the lower end of the pressure rod 31, and a rebound assembly 32 is fixedly connected to the right middle side of the upper end of the sliding device 3;

[0046] An arc-shaped groove is formed in the right lower side of the outer surface of the pressure rod 31, and the left part of the rebound assembly 32 is matched with the arc-shaped groove.

[0047] In the above, the arc-shaped rod 27 and the connecting block two 23 drive the sliding block 33 to slide on the inner surface of the sliding rod 26 and the fixed rod 24, and the sliding block 33 drives the connected tapered column 34, rebound assembly 32 and pressure rod 31 to move together when sliding, and the pressure rod 31 drives the tapered column 34 to move downward when knocking the pressure rod 31 to move downward, so as to be fixed in the soil.

[0048] When the pressure rod 31 moves downward, the arc-shaped groove on the outer surface of the pressure rod 31 also moves downward, so that the rebound assembly 32 leaves the arc-shaped groove, and the rebound assembly 32 is pushed to generate pressure, so that the pressure rod 31 moves upward when the pressure rod 31 and the tapered column 34 are pulled out subsequently, and the rebound assembly 32 releases the pressure when contacting the position of the arc-shaped groove, and the rebound assembly 32 is matched with the arc-shaped groove on the outer surface of the pressure rod 31 to fix the pressure rod 31.

[0049] Among the above, the rebound assembly 32 is composed of a hollow shell, a telescopic spring and a telescopic rod, the hollow shell is fixedly connected to the right middle side of the upper end of the sliding block 33, the telescopic rod is slidingly connected to the inner surface of the hollow shell, and the telescopic spring is fixedly connected between the right wall of the hollow shell and the right end of the telescopic rod.

[0050] It should be particularly pointed out that the specific installation mode of the light 6, the connection mode of the circuit and the control method adopted in the utility model all belong to conventional design, and the utility model will not be described in detail.

[0051] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by the skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A surveying rod for engineering surveying, comprising a cylinder (1), characterised in that: The upper end of the cylinder (1) is fixedly connected with a bright lamp (6), the lower end of the cylinder (1) is fixedly connected with a threaded rod (5), the outer surface of the threaded rod (5) is threadedly connected with a rotating assembly (4), the annular outer side of the rotating assembly (4) and the lower part of the outer surface of the threaded rod (5) are fixedly connected with four telescopic devices (2), and the mutually faraway parts of the four telescopic devices (2) are slidably connected with sliding devices (3).

2. The surveying rod according to claim 1, characterized in that: The rotating assembly (4) comprises a threaded shell (42), which is threadedly connected to the middle part of the outer surface of the threaded rod (5), and the lower part of the outer surface of the threaded shell (42) is rotatably connected with a connecting shell (41).

3. The surveying rod according to claim 1, characterized in that: The telescopic device (2) comprises two fixed rods (24), two connecting blocks one (21) and two connecting blocks two (23), the two connecting blocks one (21) are fixedly connected to the right middle side of the outer surface of the connecting shell (41), the two connecting blocks two (23) are fixedly connected to the left side of the upper part of the sliding device (3), the two connecting blocks one (21) and the two connecting blocks two (23) are rotatably connected with an arc-shaped rod (27) between them, the two fixed rods (24) are fixedly connected to the lower right side of the outer surface of the threaded rod (5), the mutually faraway ends of the two fixed rods (24) are fixedly connected with limiting assemblies (25) in the middle part, the right inner surfaces of the two fixed rods (24) are rotatably connected with connecting columns (22), and the right ends of the two fixed rods (24) are rotatably connected with sliding rods (26).

4. The surveying rod according to claim 3, characterized in that: The left inner surfaces of the sliding rods (26) are fixedly connected with the outer surfaces of the two connecting columns (22) away from each other on the left side, respectively.

5. The surveying rod according to claim 3, characterized in that: The limiting assembly (25) comprises a rectangular block (251) and a rotating ring (255), the rectangular block (251) is fixedly connected to the middle part of the rear end of the fixed rod (24) at the rear, the right end of the rectangular block (251) is fixedly connected with a cylindrical shell (252), the inner surface of the cylindrical shell (252) is slidably connected with an elastic column (254), the left wall of the cylindrical shell (252) and the left end of the elastic column (254) are fixedly connected with a rebound spring (253) between them, and the rotating ring (255) is fixedly connected to the rear end of the connecting column (22) at the rear.

6. The surveying rod according to claim 1, characterized in that: The sliding device (3) comprises a sliding block (33), which is slidably connected to the inner surface of the sliding rod (26), a circular hole is formed in the middle part of the upper end of the sliding block (33), the inner surface of the circular hole is slidably connected with a pressing rod (31), the lower end of the pressing rod (31) is fixedly connected with a tapered column (34), and the upper right middle side of the sliding device (3) is fixedly connected with a rebound assembly (32).

7. The surveying rod according to claim 6, characterized in that: An arc-shaped groove is formed in the lower right side of the outer surface of the pressing rod (31), and the left part of the rebound assembly (32) is fitted with the arc-shaped groove.

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