Measuring rod easy to adjust and store

Abstract

The utility model relates to the technical field of surveying and mapping tools, and discloses a measuring rod easy to adjust and store, which comprises a storage rod, storage bags are fixedly arranged on the surface of the storage rod in sequence, a first insertion rod is fixedly arranged on the inner wall of the upper end of the storage rod, and a first spring is sleeved on the surface of the first insertion rod. A first clamping block is fixedly installed at one end of the first spring, and a pressing plate is movably connected to one end of the first clamping block. According to the measuring rod easy to adjust and store, through the arrangement of the storage rod, the storage bag, the first sliding rod, the base, a first rotating shaft, a connecting rod, a limiting rod, a torsion spring and a clamping plate, when the measuring rod is used, the base can be pulled out of a certain position, then the torsion spring drives the clamping plate to rotate, the base can be placed on the ground, and the clamping plate prevents the base from returning; and then the bottom rod can be put down by pulling the limiting rod, and the measuring rod can be placed in a storage bag when the measuring rod is not used, so that the measuring rod is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping tools, in particular to a measuring rod that is easy to adjust and store. Background Art

[0002] Surveying and mapping plays a crucial role in many fields such as engineering construction, geographic information collection, and land resource management. In engineering construction, accurate surveying and mapping data are the basis for planning and design, construction layout, and quality control. Geographic information collection provides key data for map production, navigation system development, and resource management. Land resource management requires surveying and mapping to determine land boundaries, monitor land use changes, etc. With the continuous development of technology and social progress, the requirements for the accuracy and efficiency of surveying and mapping work are also getting higher and higher.

[0003] However, the existing measuring rods that are easy to adjust and store have the following disadvantages:

[0004] (1) Longer surveying rods are often troublesome to carry and store. Some surveying rods cannot be well stored, occupy a large space, and are not convenient for transportation and storage;

[0005] (2) The lengths of traditional surveying rods are usually fixed, or the adjustment method is relatively complex. In different surveying and mapping scenarios, surveying rods of different lengths are required.

[0006] Therefore, the utility model provides a measuring rod that is easy to adjust and store. Summary of the Utility Model

[0007] (1) Technical Problems to be Solved

[0008] The technical problem solved by the utility model is to provide a measuring rod that is highly practical, can be adjusted through simple operations, and has a relatively simple structure, solving the problems that longer surveying rods are often troublesome to carry and store. Some surveying rods cannot be well stored, occupy a large space, are not convenient for transportation and storage, the lengths of traditional surveying rods are usually fixed, or the adjustment method is relatively complex. In different surveying and mapping scenarios, surveying rods of different lengths are required.

[0009] (2) Technical Solutions

[0010] To achieve the above object, the utility model is realized by the following technical solutions: A measuring rod that is easy to adjust and store, including a storage rod, on the surface of the storage rod, a storage bag is fixedly installed in sequence, on the inner wall of the upper end of the storage rod, a first insertion rod is fixedly installed, on the surface of the first insertion rod, a first spring is sleeved, at one end of the first spring, a first clamping block is fixedly installed, at one end of the first clamping block, a pressing plate is movably connected, on one side of the pressing plate, a measuring rod is movably connected, on the inner top wall of the lower end of the storage rod, a first sliding rod is fixedly installed, on the surface of the first sliding rod, a base is slidably connected, and on the inner wall of the base, a first rotating shaft is fixedly installed in sequence.

[0011] Optionally, on the surface of the first rotating shaft, a connecting rod is slidably connected, at one end of the connecting rod, a roller is provided, and the roller plays a role in facilitating the lowering of the bottom rod.

[0012] Optionally, on one side of the roller, a bottom rod is movably connected, on one side of the bottom rod, a second sliding rod is fixedly installed, and the second sliding rod plays a role in installing a second spring.

[0013] Optionally, on the surface of the second sliding rod, a second spring is sleeved, at one end of the second spring, a limiting rod is fixedly installed, and the limiting rod plays a role in facilitating the fixing of the bottom rod and the base.

[0014] Optionally, on the inner walls on both sides of the first sliding rod, second rotating shafts are fixedly installed, on the surfaces of the second rotating shafts, torsion springs are sleeved, at one end of the torsion springs, clamping plates are fixedly installed, and the clamping plates play a role in facilitating the limiting and fixing of the base.

[0015] Optionally, scale lines are provided on the surface of the measuring rod, and the number of measuring rods is four. Through the setting of the clamping plate, it plays a role in facilitating the limiting and fixing of the base.

[0016] (III) Beneficial effects

[0017] The utility model provides a measuring rod that is easy to adjust and store, and has the following beneficial effects:

[0018] 1. For this measuring rod that is easy to adjust and store, through the settings of the storage rod, storage bag, first sliding rod, base, first rotating shaft, connecting rod, limiting rod, torsion spring and clamping plate, when in use, after the base is pulled out to a certain position, the torsion spring drives the clamping plate to rotate, and then the base can be placed on the ground and the clamping plate prevents the base from returning. Then, by pulling the limiting rod, the bottom rod can be lowered, and when not in use, the measuring rod can be placed into the storage bag, which is convenient for carrying.

[0019] 2. The easily adjustable and storable measuring rod, through the settings of the first insertion rod, the first spring, the first clamping block and the pressing plate, can pull out the measuring rod of the corresponding length from the storage bag during use, then insert the lower end of the measuring rod into the upper end of the storage rod. At the same time, the first clamping block slides on the first insertion rod and compresses the first spring. Then, when the first spring resets at the pressing plate, the first clamping block can be clamped to one side of the pressing plate to limit and fix the measuring rod. The measuring rods of the corresponding quantity can be installed according to requirements, which is convenient for adjusting the length of the measuring rod and also convenient for disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0021] Figure 2 is a schematic diagram of the overall structure of the present utility model;

[0022] Figure 3 is a schematic diagram of the structure of the first insertion rod of the present utility model;

[0023] Figure 4 is a schematic diagram of the structure of the connecting rod of the present utility model;

[0024] Figure 5 is a schematic diagram of the structure of the second sliding rod of the present utility model.

[0025] In the figure: 1, storage rod; 2, storage bag; 3, first insertion rod; 4, first spring; 5, first clamping block; 6, pressing plate; 7, measuring rod; 8, first sliding rod; 9, base; 10, first rotating shaft; 11, connecting rod; 12, roller; 13, bottom rod; 14, second sliding rod; 15, second spring; 16, limiting rod; 17, second rotating shaft; 18, torsion spring; 19, clamping plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1 to 5, the present utility model provides a technical solution: an easily adjustable and retractable measuring rod, including a retractable rod 1. A retractable bag 2 is fixedly installed on the surface of the retractable rod 1 in sequence. A first insertion rod 3 is fixedly installed on the inner wall of the upper end of the retractable rod 1. A first spring 4 is sleeved on the surface of the first insertion rod 3. One end of the first spring 4 is fixedly installed with a first clamping block 5. One end of the first clamping block 5 is movably connected with a pressing plate 6. Through the settings of the first insertion rod 3, the first spring 4, the first clamping block 5 and the pressing plate 6, when in use, the measuring rod 7 of the corresponding length can be pulled out from the retractable bag 2, and then the lower end of the measuring rod 7 is inserted into the upper end of the retractable rod 1. At the same time, the first clamping block 5 slides on the first insertion rod 3 and compresses the first spring 4. Then, when the first spring 4 resets at the pressing plate 6, the first clamping block 5 can be clamped to one side of the pressing plate 6 to limit and fix the measuring rod 7. The measuring rods 7 of the corresponding quantity can be installed according to requirements, which is convenient to adjust the length of the measuring rod 7 and convenient for disassembly. One side of the pressing plate 6 is movably connected with the measuring rod 7. The inner top wall of the lower end of the retractable rod 1 is fixedly installed with a first sliding rod 8. A base 9 is slidably connected to the surface of the first sliding rod 8. A first rotating shaft 10 is fixedly installed on the inner wall of the base 9 in sequence. Through the settings of the retractable rod 1, the retractable bag 2, the first sliding rod 8, the base 9, the first rotating shaft 10, the connecting rod 11, the limiting rod 16, the torsion spring 18 and the clamping plate 19, when in use, after the base 9 is pulled out to a certain position, the torsion spring 18 drives the clamping plate 19 to rotate. Then, the base 9 can be placed on the ground and the clamping plate 19 prevents the base 9 from returning. Then, by pulling the limiting rod 16, the bottom rod 13 can be put down, and when not in use, the measuring rod 7 can be placed into the retractable bag 2, which is convenient for carrying;

[0028] A connecting rod 11 is slidably connected to the surface of the first rotating shaft 10. One end of the connecting rod 11 is provided with a roller 12. Through the setting of the roller 12, it plays a role in facilitating the putting down of the bottom rod 13;

[0029] One side of the roller 12 is movably connected with a bottom rod 13. A second sliding rod 14 is fixedly installed on one side of the bottom rod 13. Through the setting of the second sliding rod 14, it plays a role in installing the second spring 15;

[0030] A second spring 15 is sleeved on the surface of the second sliding rod 14. One end of the second spring 15 is fixedly installed with a limiting rod 16. Through the setting of the limiting rod 16, it plays a role in facilitating the fixing of the bottom rod 13 and the base 9;

[0031] Second rotating shafts 17 are fixedly installed on the inner walls on both sides of the first sliding rod 8. A torsion spring 18 is sleeved on the surface of the second rotating shaft 17. One end of the torsion spring 18 is fixedly installed with a clamping plate 19. Through the setting of the clamping plate 19, it plays a role in facilitating the limiting and fixing of the base 9;

[0032] The surface of the measuring rod 7 is provided with scale lines. By setting the scale lines, it plays a role in facilitating the staff to observe the measurement data. The number of measuring rods 7 is four.

[0033] In the present utility model, the working steps of the device are as follows:

[0034] The first step: First, when in use, the base 9 can be pulled out to a certain position and then the torsion spring 18 drives the clamping plate 19 to rotate. Then the base 9 can be placed on the ground and the clamping plate 19 prevents the base 9 from returning. Then, by pulling the limiting rod 16, the bottom rod 13 can be lowered. And when not in use, the measuring rod 7 can be placed in the storage bag 2, which is convenient for carrying.

[0035] The second step: When in use, the measuring rod 7 of the corresponding length can be pulled out from the storage bag 2, and then the lower end of the measuring rod 7 is inserted into the upper end of the storage rod 1. At the same time, the first block 5 slides on the first plug rod 3 and compresses the first spring 4. Then, when the first spring 4 resets at the pressing plate 6, the first block 5 can be clamped to one side of the pressing plate 6 to limit and fix the measuring rod 7. The measuring rods 7 of the corresponding quantity can be installed according to requirements, which is convenient for adjusting the length of the measuring rod 7 and also convenient for disassembly.

[0036] It should be noted that the device structure and drawings of the present utility model mainly describe the principle of the present utility model. On the basis of this design principle, the settings of the power mechanism, power supply system, control system, etc. of the device are not fully described clearly. And on the premise that those skilled in the art understand the principle of the above-mentioned utility model, the specific power mechanism, power supply system and control system can be clearly known. The control mode of the application document is automatically controlled by a controller, and the control circuit of the controller can be realized by simple programming of those skilled in the art.

[0037] The standard parts used therein can all be purchased from the market, and can also be customized according to the records of the specification and drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, welding, etc. that are mature in the prior art. The machines, parts and equipment all adopt conventional models in the prior art, and the components known to those skilled in the art, their structures and principles can all be known by those skilled in the art through technical manuals or through conventional experimental methods.

[0038] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A measuring rod that is easily adjustable and retractable, comprising a retractable rod (1), characterized in that: The surface of the storage rod (1) is fixedly mounted with a storage bag (2) in sequence; the inner wall of the upper end of the storage rod (1) is fixedly mounted with a first insertion rod (3); the surface of the first insertion rod (3) is sleeved with a first spring (4); one end of the first spring (4) is fixedly mounted with a first clamping block (5); one end of the first clamping block (5) is movably connected with a pressure plate (6); one side of the pressure plate (6) is movably connected with a measuring rod (7); the inner top wall of the lower end of the storage rod (1) is fixedly mounted with a first sliding rod (8); the surface of the first sliding rod (8) is slidably connected with a base (9); and the inner wall of the base (9) is fixedly mounted with a first rotating shaft (10) in sequence.

2. The easily adjustable and retractable measuring rod according to claim 1, characterized in that: A connecting rod (11) is slidably connected to the surface of the first rotating shaft (10), and a roller (12) is provided at one end of the connecting rod (11).

3. The easily adjustable and retractable measuring rod according to claim 2, characterized in that: One side of the roller (12) is movably connected to a bottom rod (13), and one side of the bottom rod (13) is fixedly mounted with a second sliding rod (14).

4. The easily adjustable and retractable measuring rod according to claim 3, characterized in that: A second spring (15) is sleeved on the surface of the second sliding rod (14), and a limiting rod (16) is fixedly mounted on one end of the second spring (15).

5. The easily adjustable and retractable measuring rod according to claim 1, characterized in that: A second rotating shaft (17) is fixedly mounted on the inner walls of both sides of the first sliding rod (8), a torsion spring (18) is sleeved on the surface of the second rotating shaft (17), and a clamping plate (19) is fixedly mounted on one end of the torsion spring (18).

6. The easily adjustable and retractable measuring rod according to claim 1, characterized in that: The surface of the measuring rod (7) is provided with scale lines, and the number of the measuring rods (7) is four.

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