Device for measuring circumference of limb with edema

Abstract

The utility model discloses an edema limb circumference measuring device, which comprises a measuring machine main body, a measuring belt and a digital display control panel, a storage chamber is arranged in the measuring machine main body, and a winding and unwinding roller assembly for winding and unwinding the measuring belt and a hanging roller structure for connecting and fixing one end of the measuring belt are respectively arranged in the storage chamber. The upper side of the measuring machine body located between the winding and unwinding roller assembly and the hanging roller structure is provided with a belt penetrating groove used for allowing a measuring belt to penetrate out, and automatic measurement and measurement data display of the edema limb can be achieved through mutual cooperation of the measuring belt, the display control panel, the winding and unwinding roller assembly, the hanging roller structure and the like; the first steering wheel cylinder, the two second steering wheel cylinders and the like are matched with each other, so that steering supporting of the measuring belt can be achieved, and friction force between the measuring belt and the measuring belt is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of limb measurement, in particular to a device for measuring the circumference of an edematous limb. Background Art

[0002] Limb circumference measurement is a common method for diagnosing limb edema. The circumference of the left and right limbs is often compared. When measuring the circumference of edema, an inelastic tape measure is usually used. At the corresponding measurement point, a colored pen is first used to draw a line to mark it, and then the tape measure is used to measure the circumference at the marked point. Each measurement requires drawing a line on the skin for positioning, and the measurement process is cumbersome.

[0003] An auxiliary measurement device for the circumference of a limb due to lymphedema, with application number 202020827205.8, comprises a limb placement board and a limb tip positioning plate arranged on the limb placement board, a coil spring is arranged inside the limb placement board, a positioning scale is connected to the coil spring via a wide tape measure, an opening is arranged on the side wall of the limb placement board for the wide tape measure to extend, and the positioning scale is located outside the limb placement board.

[0004] However, the existing measurement methods are cumbersome to operate and cannot directly and automatically measure and display the measurement data. Utility Model Content

[0005] The purpose of the utility model is to provide a device for measuring the circumference of an edematous limb in order to solve the above-mentioned problem and to overcome the defects of the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The utility model provides a device for measuring the circumference of an edematous limb, comprising a measuring machine body, a measuring belt and a digital display control panel, wherein a storage chamber is provided in the measuring machine body, wherein a retracting roller assembly for retracting and releasing the measuring belt and a hanging roller structure for connecting and fixing one end of the measuring belt are respectively arranged in the storage chamber, and a belt threading groove for threading the measuring belt is provided on the upper side of the measuring machine body between the retracting roller assembly and the hanging roller structure.

[0008] Preferably, the retractable roller assembly includes a first roller rotatably arranged in a storage chamber, an annular groove is provided on the outer side of the first roller, a motor for driving the rotation thereof is fixedly arranged inside one end of the first roller, an angle sensor for detecting the rotation angle thereof is arranged at the other end of the shaft, the output end of the digital display control panel is electrically connected to the input end of the motor, and the output end of the angle sensor is electrically connected to the input end of the digital display control panel.

[0009] Preferably, the hanging roller structure includes a second roller, a roller shaft is rotatably arranged at the central axis of the second roller, sliders are fixedly arranged at both ends of the roller shaft, the two sliders are slidably arranged in two slide grooves opened on the inner wall of the storage chamber, a pressure sensor is fixedly arranged on the inner end surface of the slide groove, a spring is arranged between the slider and the pressure sensor, and the output end of the pressure sensor is electrically connected to the input end of the digital display control panel.

[0010] Preferably, a shielding cover for covering the belt threading slot is provided on the upper side of the measuring machine body, and a cover opening notch for opening the shielding cover is provided on a side of the measuring machine body close to the belt threading slot.

[0011] Preferably, a first steering wheel cylinder for separating the measuring tape is rotatably provided in the middle of the tape threading groove, and second steering wheel cylinders are rotatably provided at both ends of the tape threading groove.

[0012] Preferably, handles are provided on both sides of the upper part of the measuring machine body.

[0013] Preferably, a plurality of foot columns are provided on the lower side of the measuring machine body.

[0014] Preferably, a length scale mark is provided on one side of the upper portion of the measuring machine body close to the measuring belt.

[0015] The beneficial effects are:

[0016] 1. Through the cooperation between the measuring belt, display control panel, retractable roller assembly and hanging roller structure, the automatic measurement of edematous limbs and the display of measurement data can be realized;

[0017] 2. The first steering wheel cylinder and the two second steering wheel cylinders cooperate with each other to realize the steering support for the measuring belt and reduce the friction between the measuring belt and the measuring belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is the front view of the utility model;

[0020] Figure 2 This utility model Figure 1 Left view of;

[0021] Figure 3 This utility model Figure 1 AA section view;

[0022] Figure 4 This utility model Figure 1 BB cross-section diagram;

[0023] Figure 5 This utility model Figure 4 A partial enlarged view of point D;

[0024] Figure 6 This utility model Figure 2 CC profile of ;

[0025] Figure 7 This utility model Figure 6 A local enlarged view of point E;

[0026] Figure 8 This utility model Figure 1 Stereoscopic diagram.

[0027] The description of the reference numerals in the accompanying drawings is as follows: 1. Measuring machine body; 1a. Foot column; 1b. Handle; 1c. Storage chamber; 1d. Opening notch; 2. Measuring tape; 3. Shielding cover; 4. Digital control panel; 5. Retractable roller assembly; 5a. First roller; 5b. Annular groove; 5c. Motor; 5d. Angle sensor; 6. Hanging roller structure; 6a. Second roller; 6b. Roller shaft; 6c. Slide groove; 6d. Sliding block; 6e. Pressure sensor; 6f. Spring; 7. Belt threading groove; 8. First steering wheel cylinder; 9. Second steering wheel cylinder; 10. Length scale mark. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0029] See also Figure 1-Figure 8As shown, the utility model provides a device for measuring the circumference of an edematous limb, comprising a measuring machine body 1 in the shape of a rectangular parallelepiped, a measuring belt 2 and a digital display control panel 4, and handles 1b are provided on both sides of the upper part of the measuring machine body 1. A plurality of foot posts 1a are provided on the lower side of the measuring machine body 1. The digital display control panel 4 is provided on the measuring machine body 1, and a storage chamber 1c is provided in the measuring machine body 1, and a retracting roller assembly 5 for retracting and releasing the measuring belt 2 and a hanging roller structure 6 for connecting and fixing one end of the measuring belt 2 are provided in the storage chamber 1c, respectively, and a belt threading groove 7 for passing the measuring belt 2 is provided on the upper side of the measuring machine body 1 between the retracting roller assembly 5 and the hanging roller structure 6. The belt threading groove 7 is provided in the middle position of the upper side of the measuring machine body 1 along its width direction.

[0030] This embodiment proposes a specific retractable roller assembly 5, which includes a first roller 5a rotatably arranged in a storage chamber 1c, an annular groove 5b is provided on the outer side of the first roller 5a, a motor 5c for driving the first roller 5a to rotate is fixedly arranged inside one end of the first roller 5a, an angle sensor 5d for detecting the rotation angle of the first roller 5a is arranged at the other end of the shaft end of the first roller 5a, the output end of the digital display control panel 4 is electrically connected to the input end of the motor 5c, and the output end of the angle sensor 5d is electrically connected to the input end of the digital display control panel 4. The annular groove 5b can realize the winding and storage of the measuring tape 2. The angle sensor 5d can detect the rotation angle of the first roller 5a, and transmit the detected angle change to the digital display control panel 4 to display the measured size of the measuring tape 2.

[0031] It should be noted that in order to cooperate with the above-mentioned retractable roller assembly 5, the hanging roller structure 6 includes a second roller 6a, and a roller shaft 6b is rotatably arranged at the central axis of the second roller 6a, and sliders 6d are fixedly arranged at both ends of the roller shaft 6b. The two sliders 6d are slidably arranged in two slide grooves 6c opened on the inner wall of the storage chamber 1c, and a pressure sensor 6e is fixedly arranged on the inner end surface of the slide groove 6c. A spring 6f is arranged between the slider 6d and the pressure sensor 6e, and the output end of the pressure sensor 6e is electrically connected to the input end of the digital display control panel 4.

[0032] A shielding cover 3 for covering the belt threading slot 7 is disposed on the upper side of the measuring machine body 1 , and a cover opening notch 1 d for opening the shielding cover 3 is provided on a side of the measuring machine body 1 close to the belt threading slot 7 .

[0033] A first steering wheel drum 8 for separating the measuring belt 2 is rotatably provided in the middle of the belt-threading groove 7, and second steering wheel drums 9 are rotatably provided at both ends of the belt-threading groove 7. Through the above-mentioned specific structure, the measuring belt 2 passes through the gaps between the first steering wheel drum 8 and the two second steering wheel drums 9, and the first steering wheel drum 8 and the two second steering wheel drums 9 realize rolling support for the measuring belt 2, thereby reducing friction.

[0034] A length scale mark 10 is provided on one side of the upper part of the measuring machine body 1 close to the measuring belt 2, so that when changing the measuring position, the interval distance of the measuring position and the position of the next measuring point can be easily known.

[0035] Working principle:

[0036] When in use, the motor 5c of the retractable roller assembly 5 drives the first roller 5a to rotate, so as to realize the winding and retracting of the measuring tape 2. First, the measuring tape 2 is released so that the measuring tape 2 is expanded to the maximum size in a ring shape on the upper side of the measuring machine body 1, and the finger, arm or leg to be measured is placed in the ring-shaped measuring tape 2. Then, the motor 5c drives the first roller 5a to rotate to tighten the measuring tape 2 until the measuring tape 2 fits the measured limb. The measuring tape 2 continues to pull the hanging roller structure 6, and the slider 6d slides in the slide groove 6c. After the slider 6d abuts against the pressure sensor 6e, the pressure sensor 6e The detected electrical signal is transmitted to the digital display control panel 4, and the digital display control panel 4 controls the motor 5c to stop working. At this time, the number of rotations of the first roller 5a is detected by the angle sensor 5d to display the size measured by the measuring tape 2 on the digital display control panel 4. After reading, the retractable roller assembly 5 releases the restraint of the measuring tape 2 on the limbs, and the slider 6d can be reset under the elastic force of the spring 6f. When storing, the measuring tape 2 is completely stored and wound into the annular groove 5b of the first roller 5a. The first steering wheel drum 8 can realize the support of the measuring tape 2, and the shielding cover 3 can realize the covering of the tape groove 7.

[0037] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A device for measuring the circumference of an edematous limb, characterized in that: The measuring machine comprises a measuring machine body (1), a measuring tape (2) and a digital display control panel (4); a storage chamber (1c) is provided in the measuring machine body (1); a retracting roller assembly (5) for retracting and retracting the measuring tape (2) and a hanging roller structure (6) for connecting and fixing one end of the measuring tape (2) are respectively provided in the storage chamber (1c); a tape insertion groove (7) for passing the measuring tape (2) is provided on the upper side of the measuring machine body (1) between the retracting roller assembly (5) and the hanging roller structure (6).

2. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: The retractable roller assembly (5) comprises a first roller (5a) rotatably arranged in a storage chamber (1c), an annular groove (5b) is provided on the outer side of the first roller (5a), a motor (5c) for driving the first roller to rotate is fixedly arranged inside one end of the first roller (5a), an angle sensor (5d) for detecting the rotation angle of the first roller (5a) is arranged at the other end of the shaft of the first roller (5a), the output end of the digital display control panel (4) is electrically connected to the input end of the motor (5c), and the output end of the angle sensor (5d) is electrically connected to the input end of the digital display control panel (4).

3. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: The hanging roller structure (6) comprises a second roller (6a), a roller shaft (6b) is rotatably arranged at the central axis of the second roller (6a), sliders (6d) are fixedly arranged at both ends of the roller shaft (6b), the two sliders (6d) are slidably arranged in two slide grooves (6c) opened on the inner wall of the storage chamber (1c), a pressure sensor (6e) is fixedly arranged on the inner end surface of the slide groove (6c), a spring (6f) is arranged between the slider (6d) and the pressure sensor (6e), and the output end of the pressure sensor (6e) is electrically connected to the input end of the digital display control panel (4).

4. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: A shielding cover (3) for covering the belt threading slot (7) is arranged on the upper side of the measuring machine body (1), and a cover opening notch (1d) for opening the shielding cover (3) is provided on a side of the measuring machine body (1) close to the belt threading slot (7).

5. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: A first steering wheel drum (8) for separating the measuring belt (2) is rotatably arranged in the middle of the belt threading groove (7), and second steering wheel drums (9) are rotatably arranged at both ends of the belt threading groove (7).

6. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: Handles (1b) are provided on both sides of the upper part of the measuring machine body (1).

7. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: A plurality of foot columns (1a) are arranged on the lower side of the measuring machine body (1).

8. The device for measuring the circumference of an edematous limb according to claim 1, characterized in that: A length scale mark (10) is provided on one side of the upper portion of the measuring machine body (1) close to the measuring belt (2).

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