CN212574851U - Adjustable lower jaw supporting device of comprehensive optometry instrument - Google Patents
Adjustable lower jaw supporting device of comprehensive optometry instrument Download PDFInfo
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- CN212574851U CN212574851U CN202020591171.7U CN202020591171U CN212574851U CN 212574851 U CN212574851 U CN 212574851U CN 202020591171 U CN202020591171 U CN 202020591171U CN 212574851 U CN212574851 U CN 212574851U
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- lower jaw
- movable rod
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- fixed column
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Abstract
The utility model discloses an adjustable synthesizes optometry appearance lower jaw and holds in palm device, hold in the palm including socket cover, fixed column and lower jaw, the top of socket cover and the bottom fixed connection of fixed column, the utility model relates to the technical field of medical instrument. This refractometer lower jaw holds in palm device is synthesized to adjustable, the middle part fixedly connected with movable rod of holding in the palm the bottom through the lower jaw, and the bottom of movable rod rotates and is connected with the regulation pole, the top of adjusting the pole runs through the movable rod and extends to the inside of movable rod, adjust the screw thread on the surface of pole, and the regulation screw hole with regulation screw thread looks adaptation is seted up to the inside of movable rod, at the in-process of synthesizing the optometry, make the quilt examine person head fixed completely, through the height of adjusting the lower jaw support, ensure that the quilt examine person eye aligns with the eyehole center, alleviate the fatigue of quilt examine person head, the comfort level of quilt examine person head has been improved, ensure the correctness of inspection result, examined person's check-up time has been saved.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically be an adjustable synthesizes optometry appearance lower jaw and holds in palm device.
Background
The comprehensive optometry instrument is originally in the form of an instrument for checking the function of extraocular muscles, can be used for checking ametropia, also has the function of checking the ametropia of the extraocular muscles, has no substitute function as a basic checking tool for ophthalmic visual workers, can finish routine quantitative refractive checking of myopia, hypermetropia, astigmatism, presbyopia, binocular refractive balance and the like by operating the comprehensive optometry instrument by an optometrist, can finish multiple special visual testing functions, including qualitative or quantitative analysis of visual functions of binocular simultaneous vision, binocular fusion function, stereoscopic vision, heterophoria, visual fixation difference, adjustment and aggregation, AC/A and the like, has been applied abroad for nearly a hundred years, and is updated for a few times, products have relatively developed and mature, and a relatively perfect clinical practice mode of optometrists is formed, the multifunctional eye speculum is an indispensable diagnostic tool for clinical optometrists, is widely applied to ophthalmic hospitals and eyeglass exclusive shops, and can perform complete visual function test and quantitative analysis by using a comprehensive optometry instrument, which cannot be basically realized by using other optometry modes.
The examinee sits on the optometry chair, makes the instrument location in front of the patient, and the bore hole faces optometry head, and adjustment seat or workstation height make examinee's eye position height and optometrist's eye height phase-match, and the height of optometry head is adjusted, makes the examinee both eyes be located the eye center, according to optometrist's regulation sighting target, and the patient passes through the eye center and recognizes the sighting target direction, finally reaches the measuring result, and such detection device has following defect: the head of the examined person is arranged in front of the optometry instrument, the optometry time is long, the fixation of the head is not facilitated, and the examined person is easy to fatigue; in the inspection process, the eyes of the examinee cannot be ensured to be always positioned in the center of the visual hole, and the inspection result is easily influenced; the detected comfort is not enough, and the experience of a person to be detected is influenced; the comprehensive optometry instruments on the market at present are not provided with a lower jaw supporting device with adjustable height; the head or neck is fatigued and rested during the eye shining process, the examination time of the examinee is delayed, the continuity of the examination process is lacked, and the examination time is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an optometry appearance lower jaw holds in palm device is synthesized to adjustable has solved examinee's head and can not be fixed to and the device can't highly adjust the position that the lower jaw held in the palm according to the seat of examinee, and the examinee's eye is difficult to aim at with the eyehole center, and the comfort level of examinee's head is lower, and the error appears easily in the inspection result, and the examinee inspects consuming time longer problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the lower jaw support device of the adjustable type comprehensive optometry instrument comprises a socket sleeve, a fixed column and a lower jaw support, wherein the top of the socket sleeve is fixedly connected with the bottom end of the fixed column, a movable rod is fixedly connected to the middle of the bottom of the lower jaw support, an adjusting rod is rotatably connected to the bottom end of the movable rod, the top end of the adjusting rod penetrates through the movable rod and extends to the inside of the movable rod, an adjusting thread is formed in the surface of the adjusting rod, an adjusting threaded hole matched with the adjusting thread is formed in the inside of the movable rod, the bottom end of the adjusting rod penetrates through the fixed column and extends to the inside of the fixed column, a movable groove is formed in the inside of the fixed column, a movable block is fixedly connected to one end of the adjusting rod, which extends to the inside of the.
Preferably, the fixing holes are formed in two sides of the top of the mandible support, and fixing nails are movably connected inside the two fixing holes.
Preferably, the surface of the adjusting rod is fixedly connected with a rubber sleeve.
Preferably, the top of the surface of the adjusting rod is in threaded connection with the inner wall of the adjusting threaded hole.
Preferably, the surface of the movable block and the inner part of the movable groove are in transition fit.
Preferably, a fixing threaded hole is formed in the socket sleeve, a screw is connected to the inner thread of the fixing threaded hole, and two ends of the screw are fixedly connected through a clamping nut.
Advantageous effects
The utility model provides an adjustable synthesizes optometry appearance lower jaw and holds in palm device. Compared with the prior art, the method has the following beneficial effects:
(1) the adjustable lower jaw support device of the comprehensive optometry instrument is characterized in that a movable rod is fixedly connected to the middle of the bottom of a lower jaw support, an adjusting rod is rotatably connected to the bottom end of the movable rod, the top end of the adjusting rod penetrates through the movable rod and extends into the movable rod, adjusting threads are formed in the surface of the adjusting rod, adjusting threaded holes matched with the adjusting threads are formed in the movable rod, the bottom end of the adjusting rod penetrates through a fixed column and extends into the fixed column, a movable groove is formed in the fixed column, a movable block is fixedly connected to one end, extending into the fixed column, of the adjusting rod, the surface of the movable block is in sliding connection with the inner wall of the movable groove, the head of a person to be examined is completely fixed in the comprehensive optometry process, the center of eyes of the person to be examined is aligned with the center of a visual hole by adjusting the height of the lower jaw support, the fatigue of the head of, the correctness of the inspection result is ensured, and the inspection time of the inspected person is saved.
(2) This adjustable synthesizes optometry appearance lower jaw and holds in palm device, the fixed orifices has all been seted up through the both sides at lower jaw support top, and the equal swing joint in inside of two fixed orifices has the staple, fixing screw hole has been seted up to the inside of socket cover, fixing screw hole's inside threaded connection has the screw, and the both ends of screw are through clamp nut fixed connection, utilize two staples to hold in the palm the disposable lower jaw of installation on the lower jaw holds in the palm and hold in the palm paper, improve the travelling comfort of examinee's head, utilize clamp nut to carry out firm installation to the socket cover in addition.
Drawings
Fig. 1 is a front view of the structure of the lower jaw supporting device of the present invention;
fig. 2 is a top view of the mandible support structure of the utility model;
FIG. 3 is a cross-sectional view of the movable rod structure of the present invention;
fig. 4 is a side view of the internal structure of the socket cover of the present invention.
In the figure: 1-socket sleeve, 2-fixed column, 3-mandible support, 4-movable rod, 5-adjusting rod, 6-adjusting screw thread, 7-adjusting threaded hole, 8-movable groove, 9-movable block, 10-fixed hole, 11-fixing nail, 12-rubber sleeve, 13-fixed threaded hole, 14-screw and 15-clamping nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a lower jaw support device of an adjustable comprehensive optometry instrument comprises a socket sleeve 1, a fixed column 2 and a lower jaw support 3, wherein a fixed threaded hole 13 is formed in the socket sleeve 1, a screw 14 is connected to the inner thread of the fixed threaded hole 13, two ends of the screw 14 are fixedly connected through a clamping nut 15, fixed holes 10 are formed in two sides of the top of the lower jaw support 3, fixed nails 11 are movably connected to the inner parts of the two fixed holes 10, the top of the socket sleeve 1 is fixedly connected with the bottom end of the fixed column 2, a movable rod 4 is fixedly connected to the middle of the bottom of the lower jaw support 3, an adjusting rod 5 is rotatably connected to the bottom end of the movable rod 4, a rubber sleeve 12 is fixedly connected to the surface of the adjusting rod 5, the top of the surface of the adjusting rod 5 is in threaded connection with the inner wall of an adjusting threaded hole 7, the top end of the adjusting rod 5 penetrates through the, and the inside of movable rod 4 is seted up with the regulation screw hole 7 of adjusting screw thread 6 looks adaptation, the bottom of adjusting pole 5 runs through fixed column 2 and extends to the inside of fixed column 2, and movable groove 8 has been seted up to the inside of fixed column 2, adjust the one end fixedly connected with movable block 9 that pole 5 extended to the inside of fixed column 2, be transition fit between the surface of movable block 9 and the inside of movable groove 8, and the surface of movable block 9 and the inner wall sliding connection of movable groove 8, the content that does not make detailed description in this description all belongs to the prior art that technical staff in the field knows simultaneously.
During the use, at the in-process of synthesizing optometry, utilize two staple 11 to install disposable lower jaw support paper on lower jaw support 3, according to the examinee's particular case, hold lower jaw support 3 through one hand, the rubber sleeve 12 rotation regulation pole 5 is held to the other hand, withdraws from in the regulation screw hole 7 of movable rod 4 inside through the top of adjusting pole 5, adjusts the height that lower jaw held 3, ensures that examinee's eye aligns with the eyehole center, utilizes clamp nut 15 to fix socket cover 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an adjustable synthesizes optometry appearance lower jaw and holds in palm device, includes socket cover (1), fixed column (2) and lower jaw support (3), the bottom fixed connection of the top of socket cover (1) and fixed column (2), its characterized in that: the middle part fixedly connected with movable rod (4) of jaw support (3) bottom to the bottom of movable rod (4) is rotated and is connected with regulation pole (5), the top of adjusting pole (5) runs through movable rod (4) and extends to the inside of movable rod (4), adjust regulation screw thread (6) have been seted up on the surface of pole (5) to the inside of movable rod (4) is seted up with regulation screw thread (6) looks adaptation adjusting screw hole (7), the bottom of adjusting pole (5) is run through fixed column (2) and is extended to the inside of fixed column (2), and movable groove (8) have been seted up to the inside of fixed column (2), adjust pole (5) and extend to the inside one end fixedly connected with movable block (9) of fixed column (2) to the surface of movable block (9) and the inner wall sliding connection of movable groove (8).
2. The adjustable phoropter mandibular rest device of claim 1, wherein: fixing holes (10) are formed in the two sides of the top of the lower jaw support (3), and fixing nails (11) are movably connected inside the two fixing holes (10).
3. The adjustable phoropter mandibular rest device of claim 1, wherein: the surface of the adjusting rod (5) is fixedly connected with a rubber sleeve (12).
4. The adjustable phoropter mandibular rest device of claim 1, wherein: the top of the surface of the adjusting rod (5) is in threaded connection with the inner wall of the adjusting threaded hole (7).
5. The adjustable phoropter mandibular rest device of claim 1, wherein: the surface of the movable block (9) is in transition fit with the inside of the movable groove (8).
6. The adjustable phoropter mandibular rest device of claim 1, wherein: the socket is characterized in that a fixing threaded hole (13) is formed in the socket sleeve (1), a screw (14) is connected to the inner thread of the fixing threaded hole (13), and two ends of the screw (14) are fixedly connected through a clamping nut (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591171.7U CN212574851U (en) | 2020-04-20 | 2020-04-20 | Adjustable lower jaw supporting device of comprehensive optometry instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591171.7U CN212574851U (en) | 2020-04-20 | 2020-04-20 | Adjustable lower jaw supporting device of comprehensive optometry instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212574851U true CN212574851U (en) | 2021-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020591171.7U Active CN212574851U (en) | 2020-04-20 | 2020-04-20 | Adjustable lower jaw supporting device of comprehensive optometry instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212574851U (en) |
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2020
- 2020-04-20 CN CN202020591171.7U patent/CN212574851U/en active Active
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