CN215128616U - Leg circumference measuring scale - Google Patents

Abstract

The utility model discloses a leg circumference measuring scale, which comprises a shell, wherein the left side and the right side of the shell are respectively provided with a binding belt, one end of one binding belt, which is far away from the shell, is provided with a belt buckle, the upper side and the lower side of the shell are respectively provided with a measuring flexible rule component, the central position of the shell is provided with a containing space, a rotary reset piece is arranged in the containing space, the rotary reset piece is provided with a first connecting rope and a second connecting rope, the first connecting rope and the second connecting rope are wound on the rotary reset piece, both ends of the first connecting rope are respectively connected with the rotary reset piece and the measuring flexible rule component on the upper side, both ends of the second connecting rope are respectively connected with the rotary reset piece and the measuring flexible rule component on the lower side, the shell is also provided with a locking device which is used for locking the rotary reset piece, and the leg circumference measuring scale can rapidly measure the leg circumference of both legs of a patient, and is convenient and accurate.

Description

Leg circumference measuring scale

Technical Field

The utility model relates to the technical field of medical equipment, more specifically the utility model relates to a leg circumference dipperstick that says so.

Background

Deep vein thrombosis of the lower extremities usually causes swelling of the lower extremities, as described in the "research progress on deep vein thrombosis of the lower extremities" in release military care journal 2017, 12, 34(24), Zhongzhou Asia Ting et al. One method of determining deep vein thrombosis in a patient's lower limb is to measure the circumference of the patient's legs separately for comparison. Specifically, for each leg, the leg circumference at 15cm from the superior patella edge and the leg circumference at 10cm from the inferior patella edge were measured.

The existing measurement method comprises the following steps: measuring the positions 15cm above and 10cm below the patella by using the soft tape and taking the patella as the center, marking points by using marked strokes respectively, and measuring data by using the soft tape around the leg at the marked points. However, the mark points of the measuring method are easy to wipe off, the measurement is troublesome and time-consuming, and the measured data may be inaccurate due to inaccurate mark of the mark points.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a leg encloses dipperstick, this leg encloses dipperstick can enclose the leg of patient's both legs fast and measure to convenient accurate.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a leg circumference dipperstick, includes the casing, the left and right sides of casing is provided with a band respectively, and the one end that the casing was kept away from to one of them band is provided with the belt buckle, the upper and lower both sides of casing are provided with respectively measures the flexible rule subassembly, the central point of casing puts and is provided with the rotation piece that resets in the accommodation space, be provided with first connecting rope and second connecting rope on the rotation piece that resets, first connecting rope and second connecting rope twine on the rotation piece that resets to the measurement flexible rule subassembly of rotation piece and upside is connected respectively to the both ends of first connecting rope, and the measurement flexible rule subassembly of rotation piece and downside that resets is connected respectively to the both ends of second connecting rope, still be provided with locking device on the casing, locking device is used for locking the rotation piece that resets.

Further rotatory piece that resets includes rotatory piece, first torsion spring and fixed column, the fixed column is located accommodation space and casing fixed connection, rotatory piece top is provided with the elasticity space, the bottom in elasticity space is provided with the rotatory hole that runs through, the fixed column passes the rotatory hole and makes rotatory piece rotate with the fixed column and be connected, first torsion spring is located the elasticity space to the one end and the rotatory piece fixed connection of first torsion spring, the other end and fixed column fixed connection, be provided with first bulge and second bulge on the lateral wall of rotatory piece, the diameter of first bulge is greater than the diameter of second bulge, first connecting rope twines on first bulge, the second connecting rope twines on the second bulge.

It is further measure the tape measure subassembly and include the measuring block, be provided with the measurement space in the measuring block, one side of measuring block is provided with the opening, opening and measurement space intercommunication, be provided with pivot, second torsion spring and tape measure in the measurement space, the pivot rotates with the measuring block to be connected, second torsion spring one end suit is in the pivot to second torsion spring one end and pivot fixed connection, the other end and measuring block fixed connection, the tape measure twines in the pivot to tape measure one end is fixed with the pivot, and the other end is connected with and snatchs the post.

Furthermore, one end of the opening of the measuring block is provided with a hidden groove, and one end of the measuring block, which is far away from the opening, is provided with a buckling groove.

Further locking device is including the control block, sliding block and the locking piece that connect gradually, be provided with the sliding tray on the casing, sliding tray and accommodation space intercommunication, be provided with the locking recess on the lateral wall of rotatory piece, the control block is located the housing face, sliding block and locking piece are located the sliding tray to the sliding tray is provided with the locking lug for the both sides that are close to accommodation space one end, and the sliding block is provided with the locking recess towards the both sides of sliding tray, locking lug and locking recess cooperation, the locking piece cooperates with the locking recess.

Further both sides all are provided with the holding tank about the casing, it is located the holding tank to measure the tape measure subassembly.

Further the length of the first connecting rope is 15 cm.

Further the length of the second connecting rope is 10 cm.

Compared with the prior art, the beneficial effects of the utility model are that: the leg circumference measuring scale of the utility model can rapidly fix the shell on the patella of a patient through the bridle and the belt buckle on the two sides of the shell, then the measuring flexible rule components on the upper and lower sides of the shell can rapidly reach the upper edge 15cm of the patella and the lower edge 10cm of the patella, and then the leg circumferences of the two parts are accurately measured; and be provided with rotatory piece that resets, can reset the measuring tape assembly of both sides about the casing automatically.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a first schematic structural view of a leg circumference measuring scale according to the present invention;

fig. 2 is a schematic structural view of a leg circumference measuring scale of the present invention;

fig. 3 is a cross-sectional view of a leg circumference measuring ruler according to the present invention;

FIG. 4 is a cross-sectional view of the rotating block;

FIG. 5 is a cross-sectional view of the measuring tape assembly;

FIG. 6 is a top view of the measurement tape assembly;

fig. 7 is a partial enlarged view a in fig. 3.

Labeled as: 1. a housing; 2. a belt; 3. a buckle; 4. a measuring tape assembly; 401. a measuring block; 402. a rotating shaft; 403. a soft tape measure; 404. grabbing the column; 405. buckling the groove; 406. a second torsion spring; 407. measuring a space; 408. hiding the groove; 5. an accommodating space; 6. a rotating reset member; 601. rotating the block; 602. a first torsion spring; 603. fixing a column; 604. a locking groove; 605. an elastic space; 606. a first convex circle; 607. a second convex circle; 7. a first connecting rope; 8. a second connecting rope; 9. a control block; 10. a slider; 11. a locking block; 12. a sliding groove; 13. locking the groove; 14. and locking the convex block.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

A leg circumference measuring scale, as shown in figures 1-3, which comprises a shell 1, wherein the left side and the right side of the shell 1 are respectively provided with a bridle 2, one end of one binding belt 2 far away from the shell 1 is provided with a belt buckle 3, the upper side and the lower side of the shell 1 are respectively provided with a measuring tape assembly 4, the central position of the shell 1 is provided with an accommodating space 5, a rotary reset piece 6 is arranged in the accommodating space 5, the rotary reset piece 6 is provided with a first connecting rope 7 and a second connecting rope 8, the first connecting rope 7 and the second connecting rope 8 are wound on the rotary reset piece 6, and both ends of the first connecting rope 7 are respectively connected with the rotary reset piece 6 and the upper measuring tape assembly 4, both ends of the second connecting rope 8 are respectively connected with the rotary reset piece 6 and the lower measuring tape assembly 4, the shell 1 is also provided with a locking device which is used for locking the rotary reset piece 6;

when the leg circumference of a patient is measured, the shell 1 is placed at the patella position of the patient, then the belts 2 at the left side and the right side of the shell 1 surround the patella, the two belts 2 are fixed by the belt buckles 3, the shell 1 is fixed at the patella position, then the measuring flexible rule components 4 at the upper side and the lower side of the shell 1 are pulled, the measuring flexible rule component 4 at the upper side is positioned at the 15cm position of the upper edge of the patella, the measuring flexible rule component 4 at the lower side is positioned at the 10cm position of the patella lower edge (at the moment, the first connecting rope 7 and the second connecting rope 8 are both in a tightening state), then the locking device is used for locking the rotary reset piece 6, the measuring flexible rule components 4 at the upper side and the lower side of the shell 1 can not retract, then the leg circumference of the two positions is measured by the measuring flexible rule components 4, required data is obtained and recorded, after the measurement is completed, the locking device is closed, the locking device is not used for locking the rotary reset piece 6, then the measuring tape components 4 on the upper and lower sides of the shell 1 automatically retract to the upper and lower sides of the shell 1.

In this embodiment, as shown in fig. 3, the rotary reset 6 includes a rotary block 601, a first torsion spring 602 and a fixed column 603, the fixing column 603 is located in the accommodating space 5 and is fixedly connected with the housing 1, an elastic space 605 is arranged at the top of the rotating block 601, the bottom of the elastic space 605 is provided with a through rotating hole, the fixed column 603 passes through the rotating hole to enable the rotating block 601 to be rotatably connected with the fixed column 603, the first torsion spring 602 is positioned in the elastic space 605, and one end of the first torsion spring 602 is fixedly connected with the rotation block 601, the other end is fixedly connected with the fixing column 603, a first convex circle 606 and a second convex circle 607 are arranged on the outer side wall of the rotating block 601, the diameter of the first convex circle 606 is larger than that of the second convex circle 607, the first connecting rope 7 is wound on the first convex circle 606, and the second connecting rope 8 is wound on the second convex circle 607;

when the measuring tape assembly 4 on the upper side and the lower side of the shell 1 is pulled, the first connecting rope 7 and the second connecting rope 8 can drive the rotating block 601 to rotate clockwise, and meanwhile, the first torsion spring 602 in the elastic space 605 rotates to accumulate force; when the measuring tape assembly 4 is loosened after the leg circumference is measured, the first torsion spring 602 releases the elastic force to drive the rotation block 601 to rotate counterclockwise, and drives the first connection rope 7 and the second connection rope 8 to be automatically wound around the first convex circle 606 and the second convex circle 607 when rotating. (assuming that the rotary block 601 is rotated clockwise when the first and second connection cords 7 and 8 are drawn out; and the rotary block 601 is rotated counterclockwise when the first and second connection cords 7 and 8 are wound and retracted.)

The first convex circle 606 and the second convex circle 607 are both located on the rotating block 601, when the rotating block 601 rotates, the rotating speeds of the first convex circle 606 and the second convex circle 607 are the same, and after the diameter of the first convex circle 606 is larger than that of the second convex circle 607, the length of the first connecting rope 7 wound (or stretched) on the first convex circle 606 is larger than that of the second connecting rope 8 wound (or stretched) on the second convex circle 607 at the same rotating speed, so that the measuring flexible rule assemblies 4 on the upper side and the lower side of the shell 1 can reach different positions.

In this embodiment, as shown in fig. 5, the measuring tape assembly 4 includes a measuring block 401, a measuring space 407 is disposed in the measuring block 401, an opening is disposed on one side of the measuring block 401, the opening is communicated with the measuring space 407, a rotating shaft 402, a second torsion spring 406 and a tape 403 are disposed in the measuring space 407, the rotating shaft 402 is rotatably connected to the measuring block 401, one end of the second torsion spring 406 is sleeved on the rotating shaft 402, one end of the second torsion spring 406 is fixedly connected to the rotating shaft 402, the other end of the second torsion spring 406 is fixedly connected to the measuring block 401, the tape 403 is wound on the rotating shaft 402, one end of the tape 403 is fixed to the rotating shaft 402, and the other end of the tape is connected to a grabbing column 404;

when the measuring tape assembly 4 is used for measuring the leg circumference of a patient, the measuring block 401 is attached to the leg, the grabbing column 404 is grabbed, the flexible tape 403 is pulled out, the flexible tape 403 surrounds the leg for one circle, then the leg circumference data is measured, the grabbing column 404 is loosened after the measurement is finished, and under the action of the second torsion spring 406, the rotating shaft 402 automatically rotates, so that the flexible tape 403 is wound in the rotating hidden and measuring space 407 again.

Preferably, in this embodiment, as shown in fig. 6, a hidden slot 408 is disposed at one end of the opening of the measuring block 401, and a fastening slot 405 is disposed at one end of the measuring block 401 away from the opening; by arranging the hidden groove 408, the grabbing column 404 can be hidden in the hidden groove 408, so that the structure of the measuring tape assembly 4 is more simplified; through setting up buckling groove 405, make soft tape measure 403 around shank a week after, can block into in buckling groove 405 grabbing post 404, need not to snatch again and hold, can vacate the hand and observe the record.

In this embodiment, as shown in fig. 7, the locking device includes a control block 9, a sliding block 10, and a locking block 11, which are connected in sequence, a sliding groove 12 is provided on the housing 1, the sliding groove 12 is communicated with the accommodating space 5, a locking groove 604 is provided on the outer side wall of the rotating block 601, the control block 9 is located on the surface of the housing 1, the sliding block 10 and the locking block 11 are located in the sliding groove 12, and locking protrusions 14 are provided on two sides of the sliding groove 12 near one end of the accommodating space 5, locking grooves 13 are provided on two sides of the sliding block 10 facing the sliding groove 12, the locking protrusions 14 are engaged with the locking grooves 13, and the locking blocks 11 are engaged with the locking grooves 604;

when the rotating block 601 is locked, the control block 9 on the surface of the housing 1 is pushed by hand to drive the sliding block 10 to slide in the sliding groove 12, when the locking block 11 slides into the locking groove 604, the locking convex blocks 14 on both sides of the sliding groove 12 can extend into the locking grooves 13 on both sides of the sliding block 10 to lock the sliding block 10, so that the sliding block 10 keeps the position, and the rotating block 601 is locked all the time; when the locking of the rotating block 601 needs to be released, the control card is pushed reversely, so that the locking block 11 extends out of the locking groove 604.

Preferred in this embodiment, both sides all are provided with the holding tank about casing 1, when not measuring, measure flexible rule subassembly 4 can be accomodate with the holding tank in, make whole leg enclose the dipperstick structure compacter retrench.

In the preferred embodiment, the length of the first connecting string 7 is 15cm, and when the upper measuring tape assembly 4 is pulled out and the rotating block 601 can not rotate any more and the first connecting string 7 is straightened, the upper measuring tape assembly 4 can be directly positioned at the position of 15cm on the upper edge of the patella.

In the preferred embodiment, the length of the second connecting string 8 is 10cm, when the lower measuring tape assembly 4 is pulled out, and when the rotary block 601 can not rotate any more and the second connecting string 8 is straightened, the lower measuring tape assembly 4 can be directly positioned at 10cm of the upper edge of the patella.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a leg circumference dipperstick which characterized in that: the flexible rule assembly locking device comprises a housin, the left and right sides of casing is provided with a band respectively, and the one end that the casing was kept away from to one of them band is provided with the belt buckle, the upper and lower both sides of casing are provided with respectively and measure the flexible rule subassembly, the central point of casing puts and is provided with the accommodation space, is provided with the rotatory piece that resets in the accommodation space, be provided with first connecting rope and second connecting rope on the rotatory piece that resets, first connecting rope and second connecting rope twine on the rotatory piece that resets to the measurement flexible rule subassembly that the piece that resets and upside are connected respectively to the both ends of first connecting rope, the rotatory piece that resets and the measurement flexible rule subassembly of downside are connected respectively to the both ends of second connecting rope, still be provided with locking device on the casing, locking device is used for locking the rotatory piece that resets.

2. The leg circumference measuring ruler of claim 1, wherein: the rotary reset piece comprises a rotary block, a first torsion spring and a fixed column, the fixed column is located in the containing space and fixedly connected with the shell, an elastic space is arranged at the top of the rotary block, a rotary hole penetrating through the elastic space is formed in the bottom of the elastic space, the fixed column penetrates through the rotary hole to enable the rotary block to be rotatably connected with the fixed column, the first torsion spring is located in the elastic space, one end of the first torsion spring is fixedly connected with the rotary block, the other end of the first torsion spring is fixedly connected with the fixed column, a first convex circle and a second convex circle are arranged on the outer side wall of the rotary block, the diameter of the first convex circle is larger than that of the second convex circle, the first connecting rope is wound on the first convex circle, and the second connecting rope is wound on the second convex circle.

3. The leg circumference measuring ruler of claim 2, wherein: the flexible rule component comprises a measuring block, a measuring space is arranged in the measuring block, an opening is formed in one side of the measuring block, the opening is communicated with the measuring space, a rotating shaft, a second torsion spring and a flexible rule are arranged in the measuring space, the rotating shaft is connected with the measuring block in a rotating mode, one end of the second torsion spring is sleeved on the rotating shaft, one end of the second torsion spring is fixedly connected with the rotating shaft, the other end of the second torsion spring is fixedly connected with the measuring block, the flexible rule is wound on the rotating shaft, one end of the flexible rule is fixed with the rotating shaft, and the other end of the flexible rule is connected with a grabbing column.

4. The leg circumference measuring ruler of claim 3, wherein: the one end of measuring block opening part is provided with hides the groove, and the one end that the opening part was kept away from to the measuring block is provided with the lock groove.

5. The leg circumference measuring ruler of claim 4, wherein: locking device is including the control block, sliding block and the locking piece that connect gradually, be provided with the sliding tray on the casing, sliding tray and accommodation space intercommunication, be provided with the locking recess on the lateral wall of rotatory piece, the control block is located the housing face, sliding block and locking piece are located the sliding tray to the sliding tray is provided with the locking lug for the both sides that are close to accommodation space one end, and the sliding block is provided with the locking recess towards the both sides of sliding tray, locking lug and locking recess cooperation, the locking piece cooperates with the locking recess.

6. The leg circumference measuring ruler of claim 5, wherein: the upper side and the lower side of the shell are provided with accommodating grooves, and the measuring tape assembly is located in the accommodating grooves.

7. The leg circumference measuring ruler of claim 6, wherein: the length of the first connecting rope is 15 cm.

8. The leg circumference measuring ruler of claim 7, wherein: the length of the second connecting rope is 10 cm.

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