Telescopic positioning rod

Abstract

The utility model relates to the technical field of telescopic positioning rods, and discloses a telescopic positioning rod which comprises a fixing ring, a storage barrel is inserted in the fixing ring, a barrel cover is movably connected in the storage barrel, a handle is fixedly connected to the top of the barrel cover, straps are fixedly connected to the surface of the fixing ring, and the straps are fixedly connected to the surface of the fixing ring. A positioning rod body is slidably connected into the storage barrel, a connecting ring is fixedly connected to the bottom of the positioning rod body, a rotary knob is inserted into the connecting ring, a screw rod is fixedly connected to one end of the rotary knob, and a gear is connected to the surface of the screw rod through threads. According to the telescopic positioning rod, through the arrangement of the connecting ring, the rotary knob, the screw rod, the gear, the sawtooth strip, the positioning pointed end, the guide rail strip, the limiting block and the connecting bin, the rotary knob above the connecting bin is twisted to drive the screw rod to rotate and transmit to the gear, the sawtooth strip meshed with the gear moves forwards, the positioning pointed end is closed downwards, and the guide rail strip extends out of the connecting bin.

Description

Technical Field

[0001] The utility model relates to the technical field of telescopic positioning rods, in particular to a telescopic positioning rod. Background Art

[0002] Land surveying in land management is the work of measuring and mapping the quantity, distribution, topography and other characteristics of various types of land using surveying and remote sensing technology. It includes topographic surveying, cadastral surveying, land leveling surveying, current land use surveying, and investigation of reserve resources such as barren hills and wastelands. Positioning rods are used in land surveying. In the existing technology, positioning rods cannot be well fixed on the ground during use. At the same time, they cannot protect the equipment and take into account portability when conducting field measurements. Therefore, a telescopic positioning rod is proposed.

[0003] A positioning rod for land management surveying disclosed in the Chinese utility model patent application publication CN216246375 U adopts an electro-hydraulic push rod as a drive, which makes pushing and positioning more stable and does not require other limiting parts.

[0004] However, the land management surveying positioning rod has the following disadvantages:

[0005] (1) The positioning rod for land management surveying can only be held and fixed, making it difficult for the user to reach another location mark that needs to be located during measurement. The inability to accurately fix the measurement results in inaccurate data during land measurement;

[0006] (2) The scales of the rod body of the positioning rod for land management measurement are all exposed to the outside, which makes it difficult to protect the equipment when carrying it outside, causing the scale lines of the equipment to be easily damaged and unusable. Utility Model Content

[0007] (1) Technical problems solved

[0008] In response to the shortcomings of the existing technology, the utility model provides a telescopic positioning rod, which solves the problems proposed in the above-mentioned background technology that the device can only be held and fixed, making it difficult for the user to reach another location mark that needs to be located during measurement, and the inability to accurately fix the measurement results in inaccurate data during land measurement. It is also difficult to protect the equipment when carrying it outside, causing the equipment scale line to be easily damaged and unusable.

[0009] (2) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a telescopic positioning rod, including a fixing ring, a storage tube is inserted into the interior of the fixing ring, a tube cover is movably connected to the interior of the storage tube, a handle is fixedly connected to the top of the tube cover, a shoulder strap is fixedly connected to the surface of the fixing ring, the interior of the storage tube is slidably connected to the positioning rod body, the bottom of the positioning rod body is fixedly connected to a connecting ring, a knob is inserted into the interior of the connecting ring, one end of the knob is fixedly connected to a spiral rod, and the surface of the spiral rod is connected to a gear through a thread.

[0011] Optionally, a sawtooth bar is meshingly connected to the surface of the gear, and a positioning tip is fixedly connected to one end of the sawtooth bar.

[0012] Optionally, a locking ring is fixedly connected to the top of the positioning rod body, and a hanging rope is movably connected inside the locking ring.

[0013] Optionally, a groove is provided on the surface of the positioning rod body, and a tower ruler is slidably connected to the surface of the groove.

[0014] Optionally, a guide rail is fixedly connected to the bottom of the serrated bar, and a limit block is fixedly connected to one side of the guide rail.

[0015] Optionally, a connection chamber is movably connected to the surface of the spiral rod, and a through hole matching the spiral rod is opened on the top of the connection chamber.

[0016] (3) Beneficial effects

[0017] The utility model provides a telescopic positioning rod, which has the following beneficial effects:

[0018] 1. The telescopic positioning rod, through the setting of the connecting ring, knob, spiral rod, gear, serrated bar, positioning tip, guide bar, limit block and connecting compartment, plays a role of stable fixing on the ground. First, twist the knob above the connecting compartment to drive the spiral rod to rotate and transmit it to the gear, and then the serrated bar engaged with the gear moves forward. Finally, the positioning tips on both sides are combined and downward, and the guide bar extends out of the connecting compartment, and the positioning tips are driven into the ground, which improves the stability of the equipment.

[0019] 2. The telescopic positioning rod, through the setting of the fixing ring, storage tube, tube cover, handle and shoulder strap, plays a role of protection and convenience in carrying. First, pull up the handle of the storage tube cover, then put the positioning rod body into the storage tube, and finally cover the tube cover and carry the shoulder strap, which enhances the portability and protection of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the connecting ring structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the screw rod structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the positioning tip structure of the utility model.

[0024] In the figure: 1. Fixed ring; 2. Storage tube; 3. Tube cover; 4. Handle; 5. Shoulder strap; 6. Positioning rod body; 7. Connecting ring; 8. Knob; 9. Screw rod; 10. Gear; 11. Serrated bar; 12. Positioning tip; 13. Locking ring; 14. Hanging rope; 15. Tower ruler; 16. Guide rail; 17. Limit block; 18. Connecting compartment. DETAILED DESCRIPTION

[0025] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0026] See also Figures 1 to 4 The utility model provides a technical solution: a telescopic positioning rod, including a fixing ring 1, a storage tube 2, a tube cover 3, a handle 4 and a shoulder strap 5, which can protect and facilitate carrying. First, pull up the handle 4 of the tube cover 3 of the storage tube 2, then put the positioning rod body 6 into the storage tube 2, and finally cover the tube cover 3 and carry the shoulder strap 5, which enhances the portability and protection of the equipment. The storage tube 2 is inserted into the interior of the fixing ring 1, and the tube cover 3 is movably connected to the interior of the storage tube 2. The top of the tube cover 3 is fixedly connected to the handle 4, the surface of the fixing ring 1 is fixedly connected to the shoulder strap 5, the interior of the storage tube 2 is slidably connected to the positioning rod body 6, and the bottom of the positioning rod body 6 is fixedly connected to the It is connected to a connecting ring 7. Through the arrangement of the connecting ring 7, knob 8, screw rod 9, gear 10, serrated bar 11, positioning tip 12, guide bar 16, limit block 17 and connecting chamber 18, it plays a role of stable fixing on the ground. First, twist the knob 8 above the connecting chamber 18 to drive the screw rod 9 to rotate and transmit it to the gear 10. Then the serrated bar 11 engaged with the gear 10 moves forward. Finally, the positioning tips 12 on both sides are combined and turned downward, and the guide bar 16 extends out of the connecting chamber 18. The positioning tip 12 is driven into the ground, which improves the stability of the equipment. The knob 8 is inserted into the inside of the connecting ring 7. One end of the knob 8 is fixedly connected to the screw rod 9. The surface of the screw rod 9 is connected to the gear 10 by a thread.

[0027] The surface of the gear 10 is meshed with a sawtooth bar 11, and one end of the sawtooth bar 11 is fixedly connected to a positioning tip 12;

[0028] A lock ring 13 is fixedly connected to the top of the positioning rod body 6, and a hanging rope 14 is movably connected inside the lock ring 13;

[0029] A groove is formed on the surface of the positioning rod body 6, and a tower ruler 15 is slidably connected to the surface of the groove;

[0030] The bottom of the sawtooth bar 11 is fixedly connected to a guide bar 16, and one side of the guide bar 16 is fixedly connected to a limit block 17;

[0031] The surface of the spiral rod 9 is movably connected to a connecting chamber 18 , and a through hole matching the spiral rod 9 is opened on the top of the connecting chamber 18 .

[0032] In the present invention, the working steps of the device are as follows:

[0033] 1. First, twist the knob 8 above the connecting chamber 18, which drives the screw rod 9 to rotate and transmits it to the gear 10. Then the sawtooth bar 11 engaged with the gear 10 moves forward. Finally, the positioning prongs 12 on both sides are closed and downward, and the guide bar 16 extends out of the connecting chamber 18. Drive the positioning prongs 12 into the ground.

[0034] 2. First, pull up the handle 4 of the storage tube 2 and the tube cover 3, then put the positioning rod body 6 into the storage tube 2, and finally close the tube cover 3 and put on the shoulder strap 5.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A telescopic positioning rod, comprising a fixing ring (1), characterized in that: The interior of the fixing ring (1) is plugged with a storage tube (2), the interior of the storage tube (2) is movably connected to a tube cover (3), the top of the tube cover (3) is fixedly connected to a handle (4), the surface of the fixing ring (1) is fixedly connected to a shoulder strap (5), the interior of the storage tube (2) is slidably connected to a positioning rod body (6), the bottom of the positioning rod body (6) is fixedly connected to a connecting ring (7), the interior of the connecting ring (7) is plugged with a knob (8), one end of the knob (8) is fixedly connected to a spiral rod (9), and the surface of the spiral rod (9) is connected to a gear (10) through a thread.

2. The telescopic positioning rod according to claim 1, characterized in that: The surface of the gear (10) is meshedly connected with a sawtooth bar (11), and one end of the sawtooth bar (11) is fixedly connected with a positioning tip (12).

3. The telescopic positioning rod according to claim 1, characterized in that: The top of the positioning rod body (6) is fixedly connected with a lock ring (13), and the interior of the lock ring (13) is movably connected with a hanging rope (14).

4. The telescopic positioning rod according to claim 1, characterized in that: A groove is provided on the surface of the positioning rod body (6), and a tower ruler (15) is slidably connected to the surface of the groove.

5. The telescopic positioning rod according to claim 2, characterized in that: The bottom of the sawtooth bar (11) is fixedly connected to a guide rail bar (16), and one side of the guide rail bar (16) is fixedly connected to a limiting block (17).

6. The telescopic positioning rod according to claim 1, characterized in that: The surface of the spiral rod (9) is movably connected to a connection chamber (18), and a through hole matching the spiral rod (9) is opened on the top of the connection chamber (18).

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