CN213097813U - Measuring gauge for eyes - Google Patents
Measuring gauge for eyes Download PDFInfo
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- CN213097813U CN213097813U CN202021205916.8U CN202021205916U CN213097813U CN 213097813 U CN213097813 U CN 213097813U CN 202021205916 U CN202021205916 U CN 202021205916U CN 213097813 U CN213097813 U CN 213097813U
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- measuring
- measuring gauge
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Abstract
The utility model discloses an eye measuring gauge, which comprises a first measuring gauge foot, a second measuring gauge foot, a pin, a screw, a nut and a torsional spring which are movably connected; the first measuring gauge foot comprises a first measuring part, a first hinge part and a pointer part which are integrally connected, and the pointer part is provided with a first through hole; the second measuring gauge foot comprises a second measuring part, a second hinge part, a gauge support rod and a measuring gauge which are integrally connected; the first hinge part is provided with a second through hole, the second hinge part is provided with a third through hole, the pin penetrates through the second through hole and the third through hole, and the first measuring gauge foot and the second measuring gauge foot are hinged with each other through the pin; one end of the screw rod is fixedly connected with the scale supporting rod, and the other end of the screw rod penetrates through the first through hole and is in threaded connection with the nut; the torsional spring is sleeved on the outer side of the pin and used for providing restoring force for the first measuring gauge foot and the second measuring gauge foot; when measuring, the nut is rotated to drive the relative movement of the first measuring part and the second measuring part through the screw rod, so that the length of eyes can be accurately measured.
Description
Technical Field
The utility model relates to the field of medical equipment, more specifically say, relate to an eye measuring gauge.
Background
Before an ophthalmologic plastic operation, an eye measuring gauge is required to measure an angle between two points of an eye, and when a linear distance between the two points is required to be measured, the eye measuring gauge is required to be used; the eye measuring gauge belongs to one of surgical instruments, is mainly used for measuring the length of eyes so as to carry out related ophthalmic surgery medical treatment, and the eye measuring gauge in the prior art belongs to the improvement on a common drawing tool, and a measuring part and a reading part are arranged on the same side of a hinge pivot, and because the original size of eyes is smaller, the measuring precision is low, and the reading part is closer to the hinge pivot, and the measuring precision is low because of shaking when in use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an eye is with measuring gauge aims at solving the problem that measuring gauge measurement accuracy is low for eyes among the prior art.
In order to realize the purpose, the utility model provides an eye measuring gauge, which comprises a first measuring gauge foot, a second measuring gauge foot, a pin, a screw rod, a nut and a torsional spring which are movably connected; the first measuring gauge foot comprises a first measuring part, a first hinge part and a pointer part which are integrally connected, the first measuring part and the pointer part are connected to form a first included angle, the first hinge part is connected to the corner of the first included angle, and the pointer part is provided with a first through hole; the second measuring gauge foot comprises a second measuring part, a second hinge part, a gauge supporting rod and a measuring gauge which are integrally connected, the second measuring part and the gauge supporting rod are connected with each other to form a second included angle, the corner of the second included angle is connected with the second hinge part, one end of the gauge supporting rod, which is far away from the second hinge part, is fixedly connected with the measuring gauge, and the measuring gauge is of an arc-shaped structure; the first hinge part is provided with a second through hole, the second hinge part is provided with a third through hole, the pin penetrates through the second through hole and the third through hole, and the first measuring gauge foot and the second measuring gauge foot are hinged with each other through the pin; one end of the screw rod is fixedly connected with the scale supporting rod, and the other end of the screw rod penetrates through the first through hole and is in threaded connection with the nut; the torsional spring is sleeved on the outer side of the pin and used for providing restoring force for the first measuring gauge foot and the second measuring gauge foot.
Preferably, the pointer section has a length greater than that of the first measuring section.
Preferably, the length of the scale support is longer than the second measuring portion.
Preferably, the tip portions of the first measuring portion and the second measuring portion are provided with sharp taper structures.
Preferably, the end of the measuring scale is provided with a smooth curved structure.
Preferably, the outer circumference of the nut is provided with a strip-shaped protrusion.
Preferably, the first and second measuring gauge feet are both made of stainless steel.
Preferably, the scale support rod is fixedly connected with the measuring scale through welding.
Compared with the prior art, the utility model has the advantages of:
the eye measuring gauge is provided with the torsion spring, the screw rod and the nut, and the nut is rotated during measurement, so that the screw rod drives the first measuring part and the second measuring part to move relatively, the pointer part is driven to move on the dial of the measuring scale, and the length of eyes can be accurately measured; when the measurement is finished and the nut is loosened, the first measuring part and the second measuring part can be reset due to the action of the torsion spring, and the pointer part points to the zero scale on the measuring scale.
Drawings
Fig. 1 is a schematic view of the measuring gauge for eyes of the present invention in an unused state.
Fig. 2 is a schematic view of the measuring gauge for eyes of the present invention in a use state.
The reference numbers in the figures illustrate:
1. a first measurement gauge foot; 2. a second measurement gauge foot; 3. a pin; 4. a nut; 5. a screw; 11. a first measuring section; 12. a pointer section; 21. a second measuring section; 22. a second hinge portion; 23. a staff gauge support rod; 24. and measuring a scale.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected," may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements.
Referring to fig. 1 and 2, a first measuring gauge foot 1, a second measuring gauge foot 2, a pin 3, a screw 5, a nut 4 and a torsion spring (not shown); the first measuring gauge foot 1 comprises a first measuring part 11, a first hinge part (not shown) and a pointer part 12 which are integrally connected, wherein the first measuring part 11 and the pointer part 12 are connected to form a first included angle, the first hinge part is connected to the corner of the first included angle, and the pointer part 12 is provided with a first through hole (not shown); the second is measured gauge foot 2 and is included the second measuring part 21, the articulated portion 22 of second, scale branch 23 and the measurement scale 24 of body coupling, second measuring part 21 constitutes the second contained angle with scale branch 23 interconnect, and the corner of second contained angle is connected articulated portion 22 of second, the one end fixed connection of keeping away from articulated portion 22 of second of scale branch 23 measurement scale 24, it is the arc structure to measure scale 24, and the upper surface of measuring scale 24 is equipped with the scale.
The first hinge part is provided with a second through hole (not shown), the second hinge part 22 is provided with a third through hole (not shown), the pin 3 penetrates through the second through hole and the third through hole, and the first measuring gauge foot 1 and the second measuring gauge foot 2 are hinged with each other through the pin 3; one end fixed connection of screw rod 5 can weld in scale branch 23, also can with scale branch 23 integrated into one piece, the other end of screw rod 5 runs through in the first through-hole and the nut 4 spiro union of pointer portion 12.
The torsional spring is sleeved on the outer side of the pin 3 and used for providing restoring force for the first measuring gauge foot 1 and the second measuring gauge foot 2. When the eye measuring gauge is in an unused state, the first measuring part 11 and the second measuring part 21 are tightly attached due to the action of the torsion spring, and the tip of the pointer part 12 points to the zero scale of the measuring scale 24; when the measuring ruler is used, the nut 4 is twisted to drive the first measuring gauge foot 1 and the second measuring gauge foot 2 to move relatively, so that the first measuring part 11 and the second measuring part 21 are close to the preset positions of the eyes of a user, and the pointer part 12 deflects, so that the scales on the measuring ruler 24 are read; after the scales are read, the nut 4 is twisted in the direction opposite to the original direction, and the torsional spring can provide restoring force for the first measuring gauge foot 1 and the second measuring gauge foot 2, so that the first measuring gauge foot 1 and the second measuring gauge foot 2 move relatively again, the first measuring part 11 and the second measuring part 21 are gradually close to the tips of the first measuring gauge foot 1 and the second measuring gauge foot 2 until the tips of the first measuring gauge foot and the second measuring gauge foot abut against each other, and the pointer part 12 points to the zero scales on the measuring scale 24.
Preferably, the pointer part 12 is longer than the first measuring part 11; the length of the scale bar 23 is greater than the second measuring portion 21.
Preferably, the tip portions of the first measuring part 11 and the second measuring part 21 are arranged to be in a sharp taper structure, so that the eye distance can be accurately measured by more accurately positioning.
Meanwhile, the end part of the measuring scale 24 is set to be a smooth curved surface structure, so that the appearance is more attractive, and a user is not easily scratched; one end of the scale strut 23 far away from the second hinge part 22 is fixedly connected with a measuring scale 24 through welding.
Preferably, the outer circumference of the nut 4 is provided with a strip-shaped protrusion, so that the friction force can be increased when the nut is used, and a user can more easily twist the nut 4.
At the same time, the first and second measuring gauge feet 1, 2 are made of stainless steel,
and is safer. By using the eye measuring gauge, the length of the eyes can be accurately measured.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (8)
1. An ophthalmic measuring gauge, its characterized in that: the measuring device comprises a first measuring gauge foot, a second measuring gauge foot, a pin, a screw, a nut and a torsion spring which are movably connected; the first measuring gauge foot comprises a first measuring part, a first hinge part and a pointer part which are integrally connected, the first measuring part and the pointer part are connected to form a first included angle, the first hinge part is connected to the corner of the first included angle, and the pointer part is provided with a first through hole; the second measuring gauge foot comprises a second measuring part, a second hinge part, a gauge supporting rod and a measuring gauge which are integrally connected, the second measuring part and the gauge supporting rod are connected with each other to form a second included angle, the corner of the second included angle is connected with the second hinge part, one end of the gauge supporting rod, which is far away from the second hinge part, is fixedly connected with the measuring gauge, and the measuring gauge is of an arc-shaped structure; the first hinge part is provided with a second through hole, the second hinge part is provided with a third through hole, the pin penetrates through the second through hole and the third through hole, and the first measuring gauge foot and the second measuring gauge foot are hinged with each other through the pin; one end of the screw rod is fixedly connected with the scale supporting rod, and the other end of the screw rod penetrates through the first through hole and is in threaded connection with the nut; the torsional spring is sleeved on the outer side of the pin and used for providing restoring force for the first measuring gauge foot and the second measuring gauge foot.
2. The ophthalmic measuring gauge of claim 1, wherein: the length of the pointer part is larger than that of the first measuring part.
3. The ophthalmic measuring gauge of claim 1, wherein: the length of the scale strut is greater than that of the second measuring part.
4. The ophthalmic measuring gauge of claim 1, wherein: the tip parts of the first measuring part and the second measuring part are arranged to be sharp conical structures.
5. The ophthalmic measuring gauge of claim 1, wherein: the end of the measuring scale is of a smooth curved surface structure.
6. The ophthalmic measuring gauge of claim 1, wherein: the outer circumference of the nut is provided with a strip-shaped bulge.
7. The ophthalmic measuring gauge of claim 1, wherein: the first and second measuring gauge feet are both made of stainless steel.
8. The ophthalmic measuring gauge of claim 1, wherein: the scale supporting rod is fixedly connected with the measuring scale through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021205916.8U CN213097813U (en) | 2020-06-24 | 2020-06-24 | Measuring gauge for eyes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021205916.8U CN213097813U (en) | 2020-06-24 | 2020-06-24 | Measuring gauge for eyes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213097813U true CN213097813U (en) | 2021-05-04 |
Family
ID=75673134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021205916.8U Active CN213097813U (en) | 2020-06-24 | 2020-06-24 | Measuring gauge for eyes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213097813U (en) |
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2020
- 2020-06-24 CN CN202021205916.8U patent/CN213097813U/en active Active
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