CN218547141U - Detachable portable myopia prevention reading appearance - Google Patents

Abstract

The utility model relates to a separable portable myopia-preventing reading instrument, which comprises an objective lens for reflecting the object image of a reading object, an eyepiece for reflecting the virtual image of the objective lens into human eyes, and a bracket for mounting the eyepiece and the objective lens; the objective lens and the ocular lens are longitudinally arranged and are opposite to each other in a front-back mode, the objective lens is rotatably connected with the bracket, and the ocular lens is detachably connected with the bracket; the utility model discloses overall structure design benefit can realize eyepiece and objective quickly separating, and the user of being more convenient for separately accomodates eyepiece and objective, has effectively avoided the touching of objective and eyepiece, has guaranteed the life of objective and eyepiece.

Description

Detachable portable myopia prevention reading appearance

Technical Field

The utility model relates to a learning tools technical field, in particular to portable myopia prevention of detachable reading appearance.

Background

In recent years, china has more and more myopia population, particularly the myopia phenomenon of teenagers is common, and the spine and cervical vertebra diseases are caused more and more because of long-time reading with heads down. The existing myopia prevention methods force or remind a reader to straighten the body posture through mechanical structure design or electronic equipment, so that the eyes, books and the like are kept as far as possible, and the effects of preventing myopia and preventing diseases of the spine and the cervical vertebra are achieved.

Currently, for the anti-myopia mode of keeping the appropriate distance between the reading person's eyes and the book by mechanical structure design, for example, the device disclosed in patent No. CN202122735550.6, or the device disclosed in patent No. CN202220093076.3, both of which are the enlarged display device composed of two lenses, the former belong to the floor type device, and the latter belong to the desktop type device, both of which are specialized for study rooms of study rooms or children, although the existing device has solved the myopia problem, there are some other disadvantages structurally, that is, the volume of the device is not small, during the daily storage, two lenses on the device need to be folded and stored, and this folding and storing mode can hardly avoid the two overlapped lenses touching, which further causes the reflection surface to be scratched, therefore, in order to ensure the long-term use of the lenses, we specially propose a detachable portable anti-myopia reading apparatus so that the user can separately store the lenses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a portable myopia prevention reading appearance of detachable, this portable myopia prevention reading appearance of detachable can solve above-mentioned problem well.

In order to meet the above requirements the utility model provides a technical scheme that its technical problem adopted is:

the detachable portable myopia-preventing reading instrument comprises an objective lens, an eyepiece and a bracket, wherein the objective lens reflects an object image of a reading object, the eyepiece reflects a virtual image of the objective lens into human eyes, and the bracket is used for mounting the eyepiece and the objective lens; the objective lens with the eyepiece all vertically sets up and relative each other front and back, the objective lens with the support rotates to be connected, the eyepiece with the connection can be dismantled to the support.

The utility model discloses a detachable portable myopia prevention reading instrument, wherein, the eyepiece comprises an eyepiece body and an eyepiece back shell for fixing the eyepiece body; the bracket is provided with an extension part, and the rear shell of the eyepiece is provided with a slot for clamping the extension part.

Portable myopia prevention of detachable reading appearance, wherein, the support is equipped with two and locates respectively both ends about objective, the trench corresponds two the extension is equipped with two and is located respectively on the both ends of controlling of eyepiece backshell.

Portable myopia prevention of detachable reading appearance, wherein, the support be rectangular form and one end with objective vertically rotates to be connected, the other end forms extension and joint in the trench.

Portable myopia prevention of detachable reading appearance, wherein, be equipped with in the trench with the extension locking is in locking part in the trench.

Portable myopia prevention of detachable reads appearance, wherein, the trench orientation objective is seted up, the eyepiece backshell is left the trench runs through the left side wall of eyepiece backshell, eyepiece backshell right side the trench runs through the right side wall of eyepiece backshell, when the assembly targets in place, the locking part runs through the extension and with eyepiece backshell spiro union.

Portable myopia prevention of detachable reading appearance, wherein, the lower part at both ends all is equipped with the U-shaped piece about the eyepiece backshell, the U-shaped piece opening orientation objective, the U-shaped inner wall of U-shaped piece with the lateral wall of eyepiece backshell encloses jointly and closes the formation the trench, be located in the trench be equipped with on the eyepiece backshell in the screw of locking part adaptation.

Portable myopia prevention of detachable reads appearance, wherein, when the assembly targets in place, the upper end of eyepiece is higher than the upper end of objective.

The utility model discloses a detachable portable myopia prevention reading instrument, wherein, the detachable portable myopia prevention reading instrument further comprises an adjusting bracket, the adjusting bracket comprises a multi-axis supporting arm and a chassis arranged at the lower end of the multi-axis supporting arm; the upper end of the multi-axis supporting arm is connected with the ocular or the objective or the bracket.

Detachable portable myopia prevention reading appearance, wherein, the bulb is passed through to the upper end of multiaxis support arm with the eyepiece or objective or the support rotates the connection.

The beneficial effects of the utility model reside in that: the eyepiece adopts the mode of dismantling the connection with the support, has realized that eyepiece and objective separable can make up for the user is more convenient for separately accomodate eyepiece and objective in daily use, has effectively avoided the unexpected touching of objective and eyepiece, avoids scraping the flower, has guaranteed the life of objective and eyepiece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein 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 efforts according to these drawings:

fig. 1 is a side view of the whole structure of the detachable portable myopia-preventing reading apparatus of the present invention.

Fig. 2 is an exploded view of the local structure of the detachable portable myopia-preventing reading apparatus of the present invention.

FIG. 3 is an exploded view of the separated portable myopia-preventing reading apparatus of the present invention

Detailed Description

The terms "first," "second," "third," and "fourth," etc. in the description and claims of the invention and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.

"plurality" means two or more. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

Also, the terms "upper, lower, left, right, upper, lower, longitudinal" and the like, which indicate orientation, are all referenced to the attitude and position of the device or apparatus described in this disclosure during normal use.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The detachable portable myopia-preventing reading apparatus of the preferred embodiment of the present invention, as shown in fig. 1-3, comprises an objective lens 1 for reflecting the object image of the reading material, an eyepiece 2 for reflecting the virtual image of the objective lens 1 into the human eye, and a bracket 3 for connecting the eyepiece 2 and the objective lens 1; objective 1 and eyepiece 2 all vertically set up and relative around each other, objective 1 rotates with support 3 to be connected, eyepiece 2 can dismantle with support 3 and be connected, eyepiece 2 adopts the mode that can dismantle the connection with support 3, it can make up to have realized eyepiece 2 and objective 1 separable, make in daily use the user more be convenient for accomodate eyepiece 2 and objective 1 separately, objective 1 and eyepiece 2's unexpected touching has effectively been avoided, avoid scraping the flower, objective 1 and eyepiece 2's life has been guaranteed.

Further, eyepiece 2 includes eyepiece body 21, and the eyepiece backshell 22 of fixed eyepiece body 21, wherein, eyepiece body 21 is the concave surface magnifying glass, objective 1 is convex surface or level crossing, is equipped with extension 31 on support 3, is equipped with the trench 4 of joint extension 31 on the eyepiece backshell 22, and extension 31 can remove the joint in trench 4, and then realizes eyepiece 2 and objective 1's quick separation, during the separation, only need take trench 4 out with extension 31 of support 3, alright parts fast.

Further, support 3 is equipped with two and rotates respectively and connect in the upper portion at both ends about objective 1, and two extensions 31 on the two supports 3 of trench 4 correspondence are equipped with two and are located the eyepiece backshell 22 respectively about both ends, can guarantee through setting up two supports 3 that objective 1 rotates stably when rotating angle regulation, and then guarantee that the virtual image that objective 1 reflects can be totally just to getting into eyepiece 2.

Further, support 3 is rectangular form and one end and the vertical rotation of objective 1 is connected, and the other end forms extension 31 and joint in trench 4, and during the assembly, objective 1 just aligns the trench 4 with extension 31 and inserts in place to eyepiece 2, and then alright realization fast assembly can guarantee that objective 1 and eyepiece 2 are fixed relatively through two supports 3.

Further, a locking piece 5 for locking the extension portion 31 in the slot 4 is provided in the slot 4 to prevent the extension portion 31 of the bracket 3 from being released from the slot 4.

Further, the trench 4 is opened towards the objective lens 1 and inclines upwards, the trench 4 on the left side of the eyepiece rear shell 22 penetrates through the left side wall of the eyepiece rear shell 22, the trench 4 on the right side of the eyepiece rear shell 22 penetrates through the right side wall of the eyepiece rear shell 22, when the eyepiece rear shell is assembled in place, the locking part 5 penetrates through the extension part 31 and is in threaded connection with the eyepiece rear shell 22, concretely, the locking part 5 is a screw, a through hole 6 for the locking part 5 to penetrate through is formed in the extension part 31, and when the eyepiece rear shell is disassembled or assembled, the bracket 3 can be effectively prevented from being separated from the eyepiece 2 only by loosening or screwing the locking part 5.

Preferably, the lower parts of the left end and the right end of the eyepiece rear shell 22 can be respectively provided with a U-shaped part 7 with an opening facing the objective lens 1 in a detachable mode, two arms of the U-shaped part 7 are opposite up and down and are attached to the side wall of the eyepiece rear shell 22, the U-shaped inner wall of the U-shaped part 7 and the side wall of the eyepiece rear shell 22 jointly enclose to form a slot 4, a screw hole 8 matched with the locking piece 5 is formed in the eyepiece rear shell 22 in the slot 4, the slot 4 is formed together with the eyepiece rear shell 22 by arranging the U-shaped part 7, and machining and replacement are facilitated.

Further, when assembled in place, the upper end of the eyepiece 2 is higher than the upper end of the objective lens 1, so that the user's line of sight is directed horizontally towards the eyepiece 2, avoiding bending down.

Furthermore, the detachable portable myopia-preventing reading instrument further comprises an adjusting frame 9, wherein the adjusting frame 9 comprises a multi-axis supporting arm 91 and a chassis 92 arranged at the lower end of the multi-axis supporting arm 91; the upper end of multiaxis support arm 91 is connected in eyepiece 2 or objective 1 or support 3, and wherein, the upper end of multiaxis support arm 91 is passed through bulb 10 and is connected with eyepiece 2 or objective 1 or support 3 rotation, and is concrete, and the multiaxis support arm is connected on the back of eyepiece backshell 22, through chassis 92 and the adaptive regulation eyepiece 2 of multiaxis support 3 and the spatial position of objective 1, and the angle of eyepiece 2 can be convenient for adjust in the setting of bulb 10.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims (10)

1. A detachable portable myopia-prevention reading instrument is characterized by comprising an objective lens for reflecting an object image of a reading object, an eyepiece for reflecting a virtual image of the objective lens into human eyes, and a bracket for mounting the eyepiece lens and the objective lens; the objective with the eyepiece all vertically sets up and relative around each other, the objective with the support rotates to be connected, the eyepiece with the connection can be dismantled to the support.

2. The detachable portable myopia-prevention reading apparatus of claim 1 wherein the eyepiece includes an eyepiece body and an eyepiece back housing that secures the eyepiece body; the bracket is provided with an extension part, and the rear shell of the eyepiece is provided with a slot for clamping the extension part.

3. The detachable portable myopia-preventing reading device of claim 2, wherein the two brackets are respectively disposed at the left and right ends of the objective lens, and the two slots are respectively disposed at the left and right ends of the rear shell of the objective lens corresponding to the two extending portions.

4. The detachable portable myopia-preventing reading device of claim 2 or 3 in which the holder is elongated and has one end connected to the objective lens for longitudinal rotation and the other end forming the extension and engaging with the slot.

5. The detachable portable myopia-prevention reader according to claim 2, wherein a locking member is provided in the slot for locking the extension portion in the slot.

6. The detachable portable myopia prevention reader according to claim 5, wherein the slot is open toward the objective lens, the slot on the left side of the eyepiece rear housing extends through the left side wall of the eyepiece rear housing, the slot on the right side of the eyepiece rear housing extends through the right side wall of the eyepiece rear housing, and when in place, the locking member extends through the extension and is in threaded engagement with the eyepiece rear housing.

7. The detachable portable myopia-preventing reading apparatus of claim 6 wherein the lower portions of the left and right ends of the eyepiece rear housing are each provided with a U-shaped member, the U-shaped member opens toward the objective lens, the U-shaped inner wall of the U-shaped member and the side wall of the eyepiece rear housing together enclose the slot, and a screw hole adapted to the locking member is provided in the slot on the eyepiece rear housing.

8. The detachable portable myopia-prevention reader according to claim 1, wherein the upper end of the eyepiece is higher than the upper end of the objective lens when assembled in place.

9. The detachable portable myopia prevention reader of any one of claims 1-3 and 5-8, further comprising an adjustment bracket, the adjustment bracket including a multi-axis support arm and a chassis disposed at a lower end of the multi-axis support arm; the upper end of the multi-axis supporting arm is connected with the ocular lens or the objective lens or the bracket.

10. The detachable portable myopia-prevention reading apparatus of claim 9 wherein the upper end of the multi-axis support arm is pivotally connected to the eyepiece or the objective lens or the stand via a ball joint.

Images