Supporting rod dismounting structure of measuring wheel

Abstract

The utility model discloses a supporting rod dismounting structure of a measuring wheel, which comprises a measuring wheel main body, the measuring wheel main body extends upwards to be provided with a mounting cylinder, a supporting rod is detachably arranged in the mounting cylinder, the supporting rod is detachably connected in the mounting cylinder through a dismounting structure, the supporting rod dismounting structure also comprises a positioning structure, and the positioning structure is arranged on the dismounting structure and in the mounting cylinder. And the dismounting structure is positioned in the mounting cylinder through the positioning structure. The measuring wheel is reasonable in structural design, the supporting rod and the mounting cylinder on the measuring wheel body are detachably connected through the dismounting structure, meanwhile, positioning connection of the dismounting structure in the mounting cylinder is achieved through the positioning structure, detachable mounting of the supporting rod and the measuring wheel body is achieved, and the measuring wheel can be conveniently carried and transported by dismounting the supporting rod in the carrying and transporting process. Therefore, transportation is convenient, and meanwhile storage is easy when not in use.

Description

Technical Field

[0001] This utility model relates to the field of measuring wheels, and in particular to a support rod disassembly structure for a measuring wheel. Background Technology

[0002] Measuring wheels, also known as distance measuring wheels, are mechanical distance measuring vehicles, digital distance measuring wheels, and geodetic wheels. They are widely used in professional surveying operations, road engineering, pipeline laying engineering, wire and cable engineering, and other construction operations for measurement and evaluation. They can also be used for construction surveying in landscape gardens and golf courses, measuring distances and locations in traffic accidents, and measuring farmland construction and management. Mechanical distance measuring wheels are designed with high-quality precision, are compact, lightweight, and durable. Measuring wheels are easy to use; simply press the reset button on the counter, and the count increases when moving forward and decreases when moving backward. Electronic digital measuring wheels have an electronic display screen that shows the length.

[0003] Currently, the push rod of the measuring wheel cannot be disassembled from the main body of the measuring wheel. Due to its large size, it is inconvenient to transport and store, causing considerable inconvenience to users. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a support rod disassembly structure for a measuring wheel, in light of the current state of the technology.

[0005] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows: a support rod disassembly structure for a measuring wheel, including a measuring wheel body, an installation cylinder extending upward from the measuring wheel body, a support rod detachably provided inside the installation cylinder, the support rod being detachably connected to the installation cylinder through a disassembly and assembly structure, and a positioning structure, which is provided on the disassembly and assembly structure and inside the installation cylinder, and the disassembly and assembly structure is positioned inside the installation cylinder through the positioning structure.

[0006] Preferably, the disassembly and assembly structure includes an installation component, a fixing plate inserted into the installation component, the fixing plate being arranged near the bottom of the installation component, a support rod being fixedly sleeved on the outside of the installation component, and a screw that cooperates with the fixing plate for fixing. The bottom surface of the installation cylinder has an upward protrusion of a fixing channel, the fixing channel connecting the inside of the installation cylinder and the outside, and the fixing plate abutting against the top of the fixing channel.

[0007] Preferably, the fixing plate is provided with a fixing hole for fixing and connecting with the screw, and the end of the screw passes through the fixing channel and is fixedly connected to the fixing plate through the fixing hole; a gasket is provided between the screw and the outer bottom surface of the mounting cylinder.

[0008] Preferably, the positioning structure includes a positioning groove on the outer edge of the mounting component, the positioning groove being evenly spaced along the bottom outer edge of the mounting component, and the positioning structure also includes positioning protrusions that cooperate with the positioning grooves for positioning, the positioning protrusions being evenly spaced along the inner bottom edge of the mounting cylinder.

[0009] Preferably, the outer wall of the mounting component has a limiting boss protruding outward, a positioning groove is provided on the outer edge of the limiting boss, the bottom surface of the support rod is in contact with the limiting boss, the support rod is arranged between the outer wall of the mounting component and the inner wall of the mounting cylinder, and the inner wall of the support rod is relatively fixedly connected to the outer wall of the mounting component.

[0010] Preferably, both ends of the measuring wheel body are provided with wheel body connecting parts for connecting the measuring wheel.

[0011] Preferably, the support rod is directly and detachably connected inside the mounting cylinder, the fixing plate is horizontally inserted into the support rod near the bottom, and the end of the screw passes through the fixing channel and is fixedly connected to the fixing plate through the fixing hole.

[0012] Preferably, the support rod is directly and detachably connected to the mounting cylinder, the fixing plate is horizontally inserted into the support rod near the bottom, the positioning groove is evenly spaced along the outer edge of the bottom of the support rod, and the positioning protrusion is evenly spaced along the inner bottom edge of the mounting cylinder, with the positioning groove and positioning protrusion cooperating for positioning.

[0013] Compared with the prior art, the advantages of this utility model are as follows: the support rod and the mounting cylinder on the measuring wheel body are detachably connected by a disassembly and assembly structure, and the disassembly and assembly structure is positioned and connected in the mounting cylinder by a positioning structure, thereby realizing the detachable installation between the support rod and the measuring wheel body. During the carrying and transportation process, the support rod can be disassembled to facilitate transportation and easy storage when not in use. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This is an exploded structural diagram of the present invention;

[0016] Figure 3 This is a structural diagram of the disassembly and assembly structure of this utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the measuring wheel body of this utility model;

[0018] Figure 5 This is a cross-sectional structural diagram of the present invention.

[0019] Reference numerals in the attached drawings: 1. Measuring wheel body; 2. Mounting cylinder; 3. Support rod; 4. Disassembly and assembly structure; 5. Mounting component; 6. Fixing plate; 7. Screw; 8. Fixing channel; 9. Fixing hole; 10. Washer; 11. Positioning groove; 12. Positioning protrusion; 13. Limiting boss; 14. Wheel body connecting part. Detailed Implementation

[0020] The following drawings will disclose several embodiments of this utility model. For clarity, many practical details will be described in the following description. However, it should be understood that these practical details should not be used to limit this utility model. That is, in some embodiments of this utility model, these practical details are not essential. In addition, for the sake of simplicity, some conventional structures and components will be shown in the drawings in a simple schematic manner.

[0021] It should be noted that all directional indicators in this utility model embodiment, such as up, down, left, right, front, back, etc., are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0022] Furthermore, in addition to indicating orientation or positional relationship, the aforementioned terms may also be used to indicate other meanings. For example, the term "above" may also be used in some cases to indicate a certain dependency or connection relationship. For those skilled in the art, the specific meaning of these terms in this utility model can be understood according to the specific circumstances.

[0023] Furthermore, the terms "installation," "setting," "equipped with," "connection," "linking," and "socketing" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral structures; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium, or internal connections between two devices, components, or parts. The connection methods described herein are existing technologies without any modifications and are common knowledge to those skilled in the art. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] Furthermore, in this utility model, the use of terms such as "first" and "second" is for descriptive purposes only and does not specifically refer to any order or sequence, nor is it intended to limit the utility model. They are merely used to distinguish components or operations described with the same technical terms and should not be construed as indicating or implying their relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of various embodiments can be combined with each other, but only if they are feasible for those skilled in the art. If a combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model. Example 1

[0025] like Figures 1 to 5As shown, this utility model provides a support rod disassembly structure for a measuring wheel, including a measuring wheel body 1, and an mounting cylinder 2 extending upward from the measuring wheel body 1; specifically, a support rod 3 is detachably provided inside the mounting cylinder 2, and the support rod 3 is detachably connected to the mounting cylinder 2 through a disassembly and assembly structure 4. It also includes a positioning structure, which is provided on the disassembly and assembly structure 4 and inside the mounting cylinder 2. The disassembly and assembly structure 4 is positioned inside the mounting cylinder 2 through the positioning structure.

[0026] The disassembly and assembly structure 4 includes an installation component 5, a fixing piece 6 is inserted into the installation component 5, the fixing piece 6 is arranged near the bottom of the installation component 5, the support rod 3 is fixedly sleeved on the outside of the installation component 5, and the support rod 3 and the installation component 5 are glued or riveted together, that is, the support rod 3 and the installation component 5 are relatively fixedly connected; specifically, it also includes a screw 7 that cooperates with the fixing piece 6 for fixing, and a fixing channel 8 is provided with an upward protrusion on the bottom surface of the inner side of the installation cylinder 2, the fixing channel 8 connects the inside of the installation cylinder 2 and the outside, and the fixing piece 6 is abutted against the top of the fixing channel 8.

[0027] The screw 7 does not necessarily have to be fixed and installed at the bottom of the mounting cylinder 2. As long as a fixed connection between the mounting cylinder 2 and the mounting part 5 can be achieved, the screw 7 can be placed in any reasonable position.

[0028] The fixing plate 6 is provided with a fixing hole 9 for fixing and connecting with the screw 7. The end of the screw 7 passes through the fixing channel 8 and is fixedly connected to the fixing plate 6 through the fixing hole 9. Specifically, a gasket 10 is provided between the screw 7 and the outer bottom surface of the mounting cylinder 2.

[0029] The positioning structure includes a positioning groove 11 located on the outer edge of the mounting component 5, and the positioning groove 11 is evenly spaced along the bottom outer edge of the mounting component 5; specifically, the positioning structure also includes positioning protrusions 12 that cooperate with the positioning groove 11 for positioning, and the positioning protrusions 12 are evenly spaced along the inner bottom edge of the mounting cylinder 2.

[0030] The outer wall of the mounting component 5 has a limiting boss 13 protruding outward, and a positioning groove 11 is provided on the outer edge of the limiting boss 13. The bottom surface of the support rod 3 is in contact with the limiting boss 13. Specifically, the support rod 3 is arranged between the outer wall of the mounting component 5 and the inner wall of the mounting cylinder 2, and the inner wall of the support rod 3 is relatively fixedly connected to the outer wall of the mounting component 5.

[0031] Both ends of the measuring wheel body 1 are provided with wheel body connecting parts 14 for connecting the measuring wheel.

[0032] The installation and disassembly principle of this utility model is as follows: The support rod 3 is sleeved on the mounting part 5, so that the bottom of the support rod 3 abuts against the limiting boss 13 on the outer edge of the mounting part 5. The mounting part 5 with the support rod 3 sleeved on it is placed into the mounting cylinder 2. The outer support rod 3 is rotated horizontally around the central axis, so that the support rod 3 drives the mounting part 5 to rotate synchronously until the positioning groove 11 on the outer edge of the upper limit boss 13 of the mounting part 5 engages with the positioning protrusion 12 on the inner bottom surface of the mounting cylinder 2. At this time, the support rod 3 is tightly abutted between the inner wall of the mounting cylinder 2 and the outer wall of the mounting part 5. The end of the screw 7 is inserted into the fixing channel 8 through the through hole on the outer bottom surface of the mounting cylinder 2 until the end of the screw 7 passes through the fixing hole 9 on the fixing piece 6. The screw 7 is tightened to fix it. The screw 7 plays the role of further fixing the mounting part 5 and the support rod 3.

[0033] The disassembly process is the reverse of the installation process, so I won't go into details.

[0034] The advantages of this utility model are: the support rod 3 and the mounting cylinder 2 on the measuring wheel body 1 are detachably connected by the disassembly and assembly structure 4, and the positioning structure realizes the positioning connection of the disassembly and assembly structure 4 in the mounting cylinder 2, thus realizing the detachable installation between the support rod 3 and the measuring wheel body 1. During the carrying and transportation process, the support rod 3 can be disassembled to facilitate transportation and easy to store when not in use. Example 2

[0035] Unlike Embodiment 1, in this embodiment, the support rod 3 is directly and detachably connected to the mounting cylinder 2, the fixing plate 6 is horizontally inserted into the support rod 3 near the bottom, and the end of the screw 7 passes through the fixing channel 8 and is fixedly connected to the fixing plate 6 through the fixing hole 9. Other structures are the same as in Embodiment 1. Example 3

[0036] Unlike Embodiment 1, in this embodiment, the support rod 3 is directly and detachably connected to the mounting cylinder 2. The fixing plate 6 is horizontally inserted into the support rod 3 near its bottom. The end of the screw 7 passes through the fixing channel 8 and is fixedly connected to the fixing plate 6 through the fixing hole 9. The positioning grooves 11 are evenly spaced along the outer edge of the bottom of the support rod 3, and the positioning protrusions 12 are evenly spaced along the inner bottom edge of the mounting cylinder 2. The positioning grooves 11 and the positioning protrusions 12 cooperate for positioning. Other structures are the same as in Embodiment 1.

[0037] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0038] All standard parts used in this invention can be purchased from the market, and irregular parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional methods such as bolts, rivets, welding, and bonding that are mature in the existing technology, and will not be described in detail here.

[0039] The above description is only a preferred embodiment of this utility model. For those skilled in the art, various modifications and variations can be made in the specific implementation and application scope based on the idea of ​​this utility model. The content of this specification should not be construed as a limitation of this utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of this utility model should be included within the scope of the claims of this utility model.

Claims

1. A support rod disassembly structure for a measuring wheel, comprising a measuring wheel body, wherein a mounting cylinder extends upward from the measuring wheel body, characterized in that: The mounting cylinder is detachably equipped with a support rod, which is detachably connected to the mounting cylinder through a disassembly and assembly structure. It also includes a positioning structure, which is located on the disassembly and assembly structure and inside the mounting cylinder. The disassembly and assembly structure is positioned inside the mounting cylinder through the positioning structure.

2. The support rod disassembly structure for a measuring wheel according to claim 1, characterized in that: The disassembly and assembly structure includes an installation component, a fixing plate inserted into the installation component, the fixing plate being arranged near the bottom of the installation component, a support rod being fixedly sleeved on the outside of the installation component, and screws that cooperate with the fixing plate for fixing. The bottom surface of the installation cylinder has an upward protrusion with a fixing channel, the fixing channel connecting the inside of the installation cylinder and the outside, and the fixing plate abutting against the top of the fixing channel.

3. The support rod disassembly structure for a measuring wheel according to claim 2, characterized in that: The fixing plate is provided with fixing holes for fixing and connecting with screws. The end of the screw passes through the fixing channel and is fixedly connected to the fixing plate through the fixing holes. A gasket is provided between the screw and the outer bottom surface of the mounting cylinder.

4. The support rod disassembly structure for a measuring wheel according to claim 2, characterized in that: The positioning structure includes a positioning groove on the outer edge of the mounting component, the positioning groove being evenly spaced along the bottom outer edge of the mounting component, and the positioning structure also includes positioning protrusions that cooperate with the positioning grooves for positioning, the positioning protrusions being evenly spaced along the inner bottom edge of the mounting cylinder.

5. The support rod disassembly structure for a measuring wheel according to claim 4, characterized in that: The outer wall of the mounting component has a limiting boss protruding outward, and a positioning groove is provided on the outer edge of the limiting boss. The bottom surface of the support rod is in contact with the limiting boss. The support rod is arranged between the outer wall of the mounting component and the inner wall of the mounting cylinder. The inner wall of the support rod is relatively fixedly connected to the outer wall of the mounting component.

6. The support rod disassembly structure for a measuring wheel according to claim 1, characterized in that: Both ends of the measuring wheel body are provided with wheel body connecting parts for connecting the measuring wheel.

7. The support rod disassembly structure for a measuring wheel according to claim 3, characterized in that: The support rod is directly and detachably connected to the mounting cylinder. The fixing plate is horizontally inserted into the support rod near the bottom. The end of the screw passes through the fixing channel and is fixedly connected to the fixing plate through the fixing hole.

8. The support rod disassembly structure for a measuring wheel according to claim 4, characterized in that: The support rod is directly and detachably connected to the mounting cylinder. The fixing plate is horizontally inserted into the support rod near the bottom. The positioning groove is evenly spaced along the outer edge of the bottom of the support rod, and the positioning protrusion is evenly spaced along the inner bottom edge of the mounting cylinder. The positioning groove and the positioning protrusion cooperate to position the rod.

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