Arm circumference measuring tool

Abstract

The utility model relates to an arm circumference measuring tool which comprises a supporting plate, an adjusting structure is movably installed on the outer surface of the supporting plate, an arc-shaped groove is formed in the top of the supporting plate, movable plates are movably installed on the outer surfaces of the left side and the right side of the supporting plate, and fixed plates are fixedly installed on the outer surfaces of the opposite sides of the two movable plates. A graduated scale is arranged on the outer surface of the fixing plate. When the arm circumference measuring tool is used, an arm needing to be measured is placed on the outer surface of an arc-shaped groove, then a threaded rod is rotated to drive a threaded block to move left and right, a sliding groove is formed to be matched with a sliding block so that the threaded block can be limited, and therefore the effect that the threaded block is more stable during moving is achieved; through movement of the threaded block, the connecting block can be matched to drive the functional plate and the movable plate to move synchronously, so that the position is adjusted, after the position is adjusted to a proper position, the arm is measured through the graduated scale, measurement is completed, and the arm circumference of the arm is obtained.

Description

Technical Field

[0001] The utility model relates to the technical field of arm circumference measurement, in particular to an arm circumference measuring tool. Background Art

[0002] Arm circumference generally refers to the size of the human arm, mainly including the upper arm and the lower arm. In the fields of clothing design, fitness, etc., arm circumference is an important indicator. In addition, in the medical field, it can also be determined by measuring the arm circumference to determine whether the patient has edema. In the existing arm circumference measurement device, in clinical practice, medical staff mainly use a soft ruler to measure the arm circumference.

[0003] Some traditional arm circumference measurement tools on the market have errors in manual measurement during use, and the measurement comfort is poor, the measurement position cannot be adjusted, and it does not meet the needs of patients with different arm dimensions. For this reason, we propose an arm circumference measurement tool. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an arm circumference measuring tool, which has the advantages of being easy to carry and easy to measure, and solves the problem that traditional measuring tools are inconvenient to carry and inconvenient to measure when in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an arm circumference measuring tool, comprising a support plate, an adjustment structure is movably mounted on the outer surface of the support plate, an arc-shaped groove is provided on the top of the support plate, movable plates are movably mounted on the outer surfaces of the left and right sides of the support plate, fixed plates are fixedly mounted on the outer surfaces of the opposite sides of the two movable plates, and a scale is provided on the outer surface of the fixed plate;

[0006] The adjustment structure includes a threaded rod located on the left outer surface of the support plate, a threaded block is threadedly connected to the outer surface of the threaded rod inside the support plate, a connecting block extending to the bottom outer surface of the support plate is fixedly installed at the bottom of the threaded block, a functional plate is fixedly installed at the bottom of the connecting block, limiting blocks are fixedly installed on the outer surfaces of opposite sides of the two movable plates, and a rubber pad is fixedly installed on the outer surface of the arc-shaped groove.

[0007] Furthermore, the left and right outer surfaces of the support plate are both provided with limiting grooves, and the inner walls of the limiting grooves are matched with the outer surfaces of the limiting blocks.

[0008] Furthermore, the inner wall of the limiting groove and the outer surface of the limiting block are both T-shaped, and a turntable is fixedly mounted on the left outer surface of the threaded rod.

[0009] Furthermore, a movable opening is provided at the bottom of the support plate, and an inner wall of the movable opening is matched with an outer surface of the connecting block.

[0010] Furthermore, a slide groove is provided on the inner top wall of the support plate, and a sliding block movably connected to the slide groove is fixedly installed on the top of the threaded block.

[0011] Furthermore, movable plates are fixedly mounted on the left and right outer surfaces of the functional plate, and the right outer surface of the threaded rod is connected to the right inner wall of the support plate through a bearing.

[0012] Furthermore, a through hole is provided on the outer surface of the movable plate on the left side, and the scale passes through the movable plate through the through hole.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] 1. When using the arm circumference measuring tool, the arm to be measured is placed on the outer surface of the arc groove, and then the threaded rod is rotated to drive the threaded block to move left and right. The slide groove is provided to cooperate with the slider to limit the threaded block, so that the threaded block is more stable when moving. The movement of the threaded block can cooperate with the connecting block to drive the functional board and the movable board to move synchronously, so as to adjust the position.

[0015] 2. After the arm circumference measuring tool is adjusted to a suitable position, the arm is measured by a ruler to complete the measurement and obtain the arm circumference. The arm can be protected by a rubber pad, which increases the comfort, thereby ensuring the accuracy and speed of measuring the arm position, ensuring the tightness of the ruler when measuring the thickness of the arm, thereby ensuring the accuracy of the measurement, and the comfort of the person being measured is ensured by fixing the rubber pad on the top of the support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a side sectional view of the adjustment structure of the utility model;

[0018] Figure 3 This is a front sectional view of the adjustment structure of the utility model.

[0019] In the figure: 1. support plate; 2. adjustment structure; 201. threaded rod; 202. threaded block; 203. connection block; 204. function plate; 205. limit block; 206. rubber pad; 3. arc groove; 4. movable plate; 5. fixed plate; 6. scale. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 In this embodiment, an arm circumference measuring tool comprises a support plate 1, an adjustment structure 2 is movably mounted on the outer surface of the support plate 1, an arc-shaped groove 3 is provided on the top of the support plate 1, and movable plates 4 are movably mounted on the outer surfaces of the left and right sides of the support plate 1, and fixed plates 5 are fixedly mounted on the outer surfaces of the opposite sides of the two movable plates 4, and a scale 6 is provided on the outer surface of the fixed plate 5;

[0022] The adjustment structure 2 includes a threaded rod 201 located on the left outer surface of the support plate 1, and a threaded block 202 is threadedly connected to the outer surface of the threaded rod 201 inside the support plate 1, and a connecting block 203 extending to the outer surface of the bottom of the support plate 1 is fixedly installed at the bottom of the threaded block 202, and a functional board 204 is fixedly installed at the bottom of the connecting block 203. When in use, the arm to be measured is placed on the outer surface of the arc groove 3, and then the threaded rod 201 is rotated to drive the threaded block 202 to move left and right. The threaded block 202 can be limited by providing a sliding groove to cooperate with the slider, so that the threaded block 20 2 has a more stable effect when moving. The movement of the threaded block 202 can cooperate with the connecting block 203 to drive the functional board 204 and the movable board 4 to move synchronously, so as to adjust the position. After adjusting to a suitable position, the arm is measured by the scale 6 to complete the measurement and obtain the arm circumference. The outer surfaces of the opposite sides of the two movable boards 4 are fixedly installed with limit blocks 205, and the outer surface of the arc groove 3 is fixedly installed with a rubber pad 206. By providing the rubber pad 206, the arm can be protected, the comfort is increased, and the accuracy and speed of measuring the arm position are guaranteed.

[0023] In this embodiment, limiting grooves are provided on the left and right outer surfaces of the support plate 1, and the inner walls of the limiting grooves are adapted to the outer surfaces of the limiting blocks 205; further, by providing limiting grooves to cooperate with the limiting blocks 205, the limiting blocks 205 can be limited, making the limiting blocks 205 more stable when moving.

[0024] In this embodiment, the inner wall of the limiting groove and the outer surface of the limiting block 205 are both T-shaped, and a turntable is fixedly installed on the left outer surface of the threaded rod 201; further, the turntable can facilitate the rotation of the threaded rod 201.

[0025] In this embodiment, a movable opening is provided at the bottom of the support plate 1, and the inner wall of the movable opening is adapted to the outer surface of the connection block 203; further, the connection block 203 can be limited by providing the movable opening, thereby limiting the connection block 203.

[0026] In this embodiment, a sliding groove is provided on the inner top wall of the support plate 1, and a slider movably connected to the sliding groove is fixedly installed on the top of the threaded block 202; further, by providing a sliding groove and cooperating with the slider, the threaded block 202 can be limited, making the threaded block 202 more stable when moving.

[0027] To summarize, when using the arm circumference measuring tool, the arm to be measured is placed on the outer surface of the arc groove 3, and then the threaded rod 201 is rotated to drive the threaded block 202 to move left and right. The threaded block 202 can be limited by providing a sliding groove to cooperate with the slider, so that the threaded block 202 can be more stable when moving. The movement of the threaded block 202 can cooperate with the connecting block 203 to drive the functional board 204 and the movable board 4 to move synchronously, so as to adjust the position. After adjusting to the appropriate position, the arm is measured by the ruler 6 to complete the measurement and obtain the arm circumference. By providing a rubber pad 206, the arm can be protected, the comfort is increased, and the accuracy and speed of the measurement of the arm position are guaranteed. The tightness of the ruler 6 when measuring the thickness of the arm is guaranteed, so as to ensure the accuracy of the measurement. The rubber pad 206 is fixedly installed on the top of the support plate 1 to ensure the comfort of the person being measured.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An arm circumference measuring tool, comprising a support plate (1), characterized in that: An adjustment structure (2) is movably mounted on the outer surface of the support plate (1); an arc-shaped groove (3) is provided on the top of the support plate (1); movable plates (4) are movably mounted on the left and right outer surfaces of the support plate (1); fixed plates (5) are fixedly mounted on the outer surfaces of opposite sides of the two movable plates (4); and a scale (6) is provided on the outer surface of the fixed plates (5); The adjustment structure (2) comprises a threaded rod (201) located on the left outer surface of the support plate (1); a threaded block (202) is threadedly connected to the outer surface of the threaded rod (201) inside the support plate (1); a connecting block (203) extending to the outer surface of the bottom of the support plate (1) is fixedly mounted at the bottom of the threaded block (202); a functional plate (204) is fixedly mounted at the bottom of the connecting block (203); limiting blocks (205) are fixedly mounted on the outer surfaces of opposite sides of the two movable plates (4); and a rubber pad (206) is fixedly mounted on the outer surface of the arc-shaped groove (3).

2. An arm circumference measuring tool according to claim 1, characterized in that: Limiting grooves are provided on the left and right outer surfaces of the support plate (1), and the inner walls of the limiting grooves are adapted to the outer surfaces of the limiting blocks (205).

3. An arm circumference measuring tool according to claim 2, characterized in that: The inner wall of the limiting groove and the outer surface of the limiting block (205) are both T-shaped, and a rotating disk is fixedly mounted on the left outer surface of the threaded rod (201).

4. The arm circumference measuring tool according to claim 1, characterized in that: The bottom of the support plate (1) is provided with a movable opening, and the inner wall of the movable opening is adapted to the outer surface of the connection block (203).

5. The arm circumference measuring tool according to claim 1, characterized in that: The inner top wall of the support plate (1) is provided with a sliding groove, and a sliding block movably connected to the sliding groove is fixedly mounted on the top of the threaded block (202).

6. The arm circumference measuring tool according to claim 1, characterized in that: The left and right outer surfaces of the functional plate (204) are both fixedly mounted with movable plates (4), and the right outer surface of the threaded rod (201) is connected to the right inner wall of the support plate (1) via a bearing.

7. The arm circumference measuring tool according to claim 1, characterized in that: A through hole is provided on the outer surface of the movable plate (4) on the left side, and the scale (6) passes through the movable plate (4) through the through hole.

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