CN205215182U - Eyesight testing instruction stick torch with adjustable it is multi -functional - Google Patents
Eyesight testing instruction stick torch with adjustable it is multi -functional Download PDFInfo
- Publication number
- CN205215182U CN205215182U CN201521069923.9U CN201521069923U CN205215182U CN 205215182 U CN205215182 U CN 205215182U CN 201521069923 U CN201521069923 U CN 201521069923U CN 205215182 U CN205215182 U CN 205215182U
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- rod
- rear end
- wall
- torch
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Abstract
The utility model provides an eyesight testing instruction stick torch with adjustable it is multi -functional, including a plurality of bodies of rod, lighting device, a plurality of bodies of rod divide into the first body of rod, the second body of rod, the third body of rod, the N body of rod, N is more than or equal to 3 and less than or equal to 6's integer, body of rod top at inlayer sets up the rubber cap, still include the rear end body of rod, rear end body of rod outer wall is equipped with the external screw thread, first body of rod inner wall is equipped with the internal thread that matches with the external screw thread, lighting device installs in the body of rod of rear end, lighting device includes lighting switch, a battery, the LED lamp, still set up the recording device in the body of rod of rear end, the utility model discloses the structure principle is simple, convenient to use, function are various, can accomplish eyesight testing instruction, still has illumination function and recording function simultaneously.
Description
Technical field:
This utility model relates to vision detection field, particularly relates to a kind of multifunctional adjustable vision and detects indicating bar torch.
Background technology:
Visual acuity chart is according to the principle design at visual angle.So-called visual angle is exactly by extraneous 2 light sent, through the angle that ophthalmic node is formed.Under normal circumstances, the visual angle that the minimum range that human eye can tell point-to-point transmission is formed is minimum visual angle, i.e. one point of visual angle.Visual acuity chart designs in units of one point of visual angle.
What current visual acuity chart used mainly checked is central vision, namely checks the recessed visual acuity of macula retinae district center, thus simply promptly can recognize the preliminary situation of visual function, have important meaning to the clinical conditions of oculopathy.The sight line of examinee is parallel with a line of 1.0, distance visual acuity chart 5 meters, and the distance of visual acuity chart and those who are investigated must be correct fixing, and patient is 5 meters apart from table.When as inadequate in indoor distances 5 meters long, then should reflect visual acuity chart at 2.5 meters of holding plane mirrors.Carry out detecting first covering one to follow, simple eye " E " the word breach direction of identification from top to bottom, until can not recognize, records.Twenty-twenty vision should more than 1.0.If when testee 0.1 also can't see, move forward, until can see 0.1, its vision is then " 0.1 × distance/5=vision "; If still can't see 0.1 in half meter, testee can be made to recognize index, survey manually, light sensation etc.By inspection situation record vision.Near vision multiplex " J " near vision test type, same method identification " E " word breach direction, until can not recognize, closely can from Row sum-equal matrix, normal near vision sees 1.0 a line clearly in 30 centimeters, and examination of near vision contributes to ametropic diagnosis.Existing examination of visual acuity indicating bar, function singleness, just plays the effect that instruction guides, and arbitrarily can not regulate length or be used as other purposes, poor practicability.
Utility model content:
In order to solve the problem, it is simple, easy to use that this utility model provides a kind of structural principle, diverse in function, can complete vision and detect instruction, also have the technical scheme of illumination functions and sound-recording function simultaneously:
A kind of multifunctional adjustable vision detects indicating bar torch, it comprises multiple body of rod, illuminator, multiple body of rod is divided into first body of rod, second body of rod, 3rd body of rod, the N body of rod, N be more than or equal to 3 and be less than or equal to 6 integer, on the body of rod top of innermost layer, rubber cap is set, also comprise the rear end body of rod, rear end body of rod outer wall is provided with external screw thread, first body of rod inwall is provided with the female thread mated with external screw thread, illuminator is arranged in the body of rod of rear end, illuminator comprises light switch, battery, LED, light switch is arranged on the outer wall of the rear end body of rod, battery is arranged in the body of rod internal cell container cavity of rear end, LED arranges two and LED front end is provided with lampshade, light switch is sequentially connected in series battery and LED.
As preferably, also arrange recording device in the body of rod of rear end, recording device comprises recording microphone and taping component and USB interface, and microphone and USB interface are arranged on rear end body of rod outer wall, and taping component is arranged on rear end body of rod inner chamber.
As preferably, second body of rod is sheathed with in first body of rod, and the second body of rod outer wall and the first body of rod inwall are slidably connected, and the second body of rod sliding end is provided with the first metal catch; 3rd body of rod is sheathed with in second body of rod, and the 3rd body of rod outer wall and the second body of rod inwall are slidably connected, 3rd body of rod sliding end is provided with the second metal catch, the N body of rod is sheathed with in the N-1 body of rod, and N body of rod outer wall and N-1 body of rod inwall are slidably connected, N body of rod sliding end is provided with N-1 metal catch, N be more than or equal to 3 and be less than or equal to 6 integer.
As preferably, after multiple body of rod stretches, total length is 300mm-480mm.
As preferably, the outer wall of the rear end body of rod evenly arranges multiple antiskid particles.
The beneficial effects of the utility model are:
(1) this utility model structural principle is simple, easy to use, diverse in function, can complete vision and detect instruction, also have illumination functions and sound-recording function simultaneously.
(2) this utility model can adjusting rod body length, when not using, can be condensed to the shortest by the body of rod, be easy to carry.
(3) this utility model arranges antiskid particles at rear end body of rod outer wall, can prevent indicating bar in use landing, damages illuminator or recording device.
Accompanying drawing illustrates:
Fig. 1 is Integral connection structure figure of the present utility model;
Fig. 2 is rear end of the present utility model bar structure schematic diagram.
Detailed description of the invention:
For making goal of the invention of the present utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
As shown in Figure 1 and Figure 2, a kind of multifunctional adjustable vision detects indicating bar torch, comprise multiple body of rod, illuminator, multiple body of rod is divided into first body of rod 1, second body of rod 2, the 3rd body of rod 3, the N body of rod, N be more than or equal to 3 and be less than or equal to 6 integer, after the multiple body of rod stretches, total length is 300mm-480mm.On the body of rod top of innermost layer, rubber cap 4 is set, rubber cap 4 is set, noise can be reduced in use, also comprise the rear end body of rod 5, the described rear end body of rod 5 outer wall is provided with external screw thread, described first body of rod 1 inwall is provided with the female thread mated with external screw thread, the rear end body of rod 5 is connected with multiple body of rod dismountable, described illuminator is arranged in the described rear end body of rod 5, described illuminator comprises light switch 7, battery 8, LED 9, described light switch 7 is arranged on the outer wall of the described rear end body of rod 5, described battery 8 is arranged in the rear end body of rod 5 internal cell container cavity, LED 9 arranges two and LED 9 front end is provided with lampshade, light switch 7 is sequentially connected in series battery 8 and LED 9.
In the present embodiment, in the rear end body of rod 5, also recording device is set, described recording device comprises recording microphone 10 and taping component 11 and usb 12, and described microphone 10 and usb 12 are arranged on the described rear end body of rod 5 outer wall, and described taping component 11 is arranged on the described rear end body of rod 5 inner chamber.
In the present embodiment, in sheathed and described first body of rod 1 of second body of rod 2, and described second body of rod 2 outer wall and described first body of rod 1 inwall are slidably connected, and described second body of rod 2 sliding end is provided with the first metal catch 21; In sheathed and described second body of rod 2 of described 3rd body of rod 3, and described 3rd body of rod 3 outer wall and described second body of rod 2 inwall are slidably connected, described 3rd body of rod 3 sliding end is provided with the second metal catch 31, the N body of rod is sheathed with in the N-1 body of rod, and N body of rod outer wall and N-1 body of rod inwall are slidably connected, N body of rod sliding end is provided with N-1 metal catch, N be more than or equal to 3 and be less than or equal to 6 integer.During use, successively the N body of rod can be pulled out in the N-1 body of rod, metal catch is set, can prevent the N body of rod from all pulling out in the N-1 body of rod.
In addition, multiple antiskid particles 51 is evenly set at the outer wall of the rear end body of rod 5, during use, can prevents indicating bar landing from hands from damaging illuminator or recording device.
The beneficial effects of the utility model are: this utility model structural principle is simple, easy to use, diverse in function, can complete vision and detect instruction, also have illumination functions and sound-recording function simultaneously; This utility model can adjusting rod body length, when not using, can be condensed to the shortest by the body of rod, be easy to carry; In addition antiskid particles is set at rear end body of rod outer wall, indicating bar in use landing can be prevented, damage illuminator or recording device.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of this utility model patent.
Claims (5)
1. a multifunctional adjustable vision detects indicating bar torch, it is characterized in that: comprise multiple body of rod, illuminator, multiple body of rod is divided into first body of rod, second body of rod, 3rd body of rod, the N body of rod, N be more than or equal to 3 and be less than or equal to 6 integer, on the body of rod top of innermost layer, rubber cap is set, also comprise the rear end body of rod, described rear end body of rod outer wall is provided with external screw thread, described first body of rod inwall is provided with the female thread mated with external screw thread, described illuminator is arranged in the body of rod of described rear end, described illuminator comprises light switch, battery, LED, described light switch is arranged on the outer wall of the described rear end body of rod, described battery is arranged in the body of rod internal cell container cavity of rear end, LED arranges two and LED front end is provided with lampshade, light switch is sequentially connected in series battery and LED.
2. a kind of multifunctional adjustable vision according to claim 1 detects indicating bar torch, it is characterized in that: in the body of rod of described rear end, also recording device is set, described recording device comprises recording microphone and taping component and USB interface, described microphone and USB interface are arranged on described rear end body of rod outer wall, and described taping component is arranged on described rear end body of rod inner chamber.
3. a kind of multifunctional adjustable vision according to claim 1 detects indicating bar torch, it is characterized in that: in sheathed and described first body of rod of described second body of rod, and described second body of rod outer wall and described first body of rod inwall are slidably connected, described second body of rod sliding end is provided with the first metal catch; In sheathed and described second body of rod of described 3rd body of rod, and described 3rd body of rod outer wall and described second body of rod inwall are slidably connected, described 3rd body of rod sliding end is provided with the second metal catch, the N body of rod is sheathed with in the N-1 body of rod, and N body of rod outer wall and N-1 body of rod inwall are slidably connected, N body of rod sliding end is provided with N-1 metal catch, N be more than or equal to 3 and be less than or equal to 6 integer.
4. a kind of multifunctional adjustable vision according to claim 1 detects indicating bar torch, it is characterized in that: after multiple body of rod stretches, total length is 300mm-480mm.
5. a kind of multifunctional adjustable vision according to claim 1 detects indicating bar torch, it is characterized in that: the outer wall of the described rear end body of rod evenly arranges multiple antiskid particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521069923.9U CN205215182U (en) | 2015-12-22 | 2015-12-22 | Eyesight testing instruction stick torch with adjustable it is multi -functional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521069923.9U CN205215182U (en) | 2015-12-22 | 2015-12-22 | Eyesight testing instruction stick torch with adjustable it is multi -functional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205215182U true CN205215182U (en) | 2016-05-11 |
Family
ID=55890285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521069923.9U Expired - Fee Related CN205215182U (en) | 2015-12-22 | 2015-12-22 | Eyesight testing instruction stick torch with adjustable it is multi -functional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205215182U (en) |
-
2015
- 2015-12-22 CN CN201521069923.9U patent/CN205215182U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20161222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |