CN102722026B - Telescopic visual instrument sight glass - Google Patents
Telescopic visual instrument sight glass Download PDFInfo
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- CN102722026B CN102722026B CN2011100765989A CN201110076598A CN102722026B CN 102722026 B CN102722026 B CN 102722026B CN 2011100765989 A CN2011100765989 A CN 2011100765989A CN 201110076598 A CN201110076598 A CN 201110076598A CN 102722026 B CN102722026 B CN 102722026B
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- visor
- thing
- telescopic cavity
- sight glass
- expansion link
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Abstract
The invention discloses a piece of telescopic visual instrument sight glass, comprising a piece of eye sight glass (15), a piece of object sight glass (22), an eye-sight-glass base (16), a spherical rotation shaft (17) of the eye sight glass, a fixing nut (4) for a shaft rod of the object sight glass, the shaft rod (24) of the object sight glass, a spherical rotation shaft (3) of the object sight glass, a stirring fork (6), a stirring block (7), telescopic rods (10, 11), a casing (21) of an upper telescopic cavity and a casing (18) of a lower telescopic cavity. The object sight glass is mounted on the shaft rod of the object sight glass through the spherical rotation shaft of the object sight glass, the shaft rod of the object sight glass is fixedly mounted on the stirring fork, the stirring block is correspondingly disposed in a fork entry, a tension spring (23) is arranged in the center of the stirring fork, the tension spring is connected to the stirring fork and the stirring block, the other end of the stirring block is fixed to the telescopic rod, and a cross section of the telescopic rod is square. The sight glass in the invention is delicate and convenient to take, can meet the demand of instrumental and electrical maintenance personnel on site for extension of visual space, and is convenient in data reading.
Description
Technical field
The present invention relates to a kind of sight glass, relate in particular to a kind of telescopic instrument sight glass directly perceived.
Background technology
The electric maintainer of field instrument, in routine work checks, need to be to on-the-spot intelligent instrument data gauge outfit, indicating gauge carries out data and reads, compares, analyzes on the spot, continual and steady to guarantee equipment state, and can prevent in advance and solve the unit exception state.In actual field work, because the table meter is installed and the problem designed, check operational difficulties.Such as in power plant, the table case such as heavy oil flux, steam water-level transmitter because narrow space can't estimate and read; The head temperature such as well heater, the liftoff height in pressure display table installation site, data read difficult; Difficulty, at below ground, is read equally in water-level gauge indication such as solidifying holes etc. on the spot.These not high work of technology content seemingly, in fact give the maintainer in the course of work of processing burst, emergency, impact is direct, such as 2010, because can't see the instant SEA LEVEL VARIATION of solidifying hole drain tank, control and extremely cause drainage pump just obviously to extend the time of Failure elimination in frequently jumping electric defect analyzing this cistern water level, wasted the electric power energy consumption, and all brought serious threat to condenser vacuum and turbine blade.These on-the-spot problems have not only increased the electric maintainer's of field instrument working pressure, also to equipment operation condition, have brought labile factor simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of telescopic instrument sight glass directly perceived, this sight glass is small and exquisite and be easy to carry, can meet the demand that the electric maintainer's visual space of field instrument extends, convenient each difficult space at the scene and dim light place can carry out as required data and read.
To achieve these goals, the present invention adopts following technical scheme:
A kind of telescopic instrument sight glass directly perceived, comprise a visor, thing visor, eye visor base, the spherical rotation axis of eye visor, thing visor axostylus axostyle hold-doun nut, thing visor axostylus axostyle, the spherical rotation axis of thing visor, stir fork, slide block, expansion link, upper telescopic cavity shell and lower telescopic cavity shell;
Described lower telescopic cavity outer cover suit is in upper telescopic cavity shell, and upper telescopic cavity shell upper one side has the thing form, and lower telescopic cavity outer casing underpart opposite side has corresponding view window;
Described thing visor is installed on thing visor axostylus axostyle through the spherical rotation axis of thing visor, and thing visor axostylus axostyle is arranged on the top in upper telescopic cavity shell through thing visor axostylus axostyle hold-doun nut, and the thing visor is in the face of the thing form on upper telescopic cavity shell; Thing visor axostylus axostyle axle sleeve is housed and stirs fork at thing visor shaft rod upper sleeve, thing visor axostylus axostyle axle sleeve is fixed on the telescopic cavity member frame;
Describedly stir that fork is upper fixedly is equipped with thing visor axostylus axostyle, stir in the prong of fork slide block should be arranged, stir the fork center extension spring is housed, extension spring is connected in to stir and pitches and slide block, and the slide block other end is fixed on expansion link;
Described expansion link is comprised of interior expansion link and external extension bar, the external extension bar is set in outside interior expansion link, the xsect of interior expansion link and external extension bar is square, slide block is equipped with in interior expansion link upper end, fixed stop is equipped with on interior expansion link top, interior expansion link is through being fixedly installed in the Upper shaft sleeve on the telescopic cavity inwall, and interior expansion link can rotate in Upper shaft sleeve; The external extension bar is through being fixedly installed in the Lower shaft sleeve on lower telescopic cavity inwall, the external extension bar can rotate in Lower shaft sleeve, driving lever is equipped with in external extension bar bottom, driving lever exposes outside through the window of offering on lower telescopic cavity, stir driving lever, can rotate expansion link and drive slide block, and then the visual angle of instrumentality visor;
Described eye visor is installed on a visor base through the spherical rotation axis of eye visor, and eye visor base is fixed in lower telescopic cavity bottom, and the eye visor is towards view window, and the eye visor is corresponding to the thing visor; Light enters from the thing form, through the thing visor and the eye visor after from view window out.
Several LED luminotrons for illumination are equipped with in the thing form top of described upper telescopic cavity shell.
Magnet is equipped with in the thing form below of described upper telescopic cavity shell, for described sight glass is pulled on ironware and is convenient to Orientation observation.
The telescopic instrument sight glass directly perceived of the present invention adopts stirring of spherical thing visor and thing visor axostylus axostyle one to pitch and the slide block combination, and angular field of view is enlarged, and has rationally solved because there is dead angle in vision and has caused data to read difficult problem; But the elongation of sight glass of the present invention height free adjustment, solved a high position and read difficult problem with low data; Consider that observing environment for use can read and cause difficulty data because of the light problem, sight glass of the present invention has adopted integrated LED light source illumination, and convenient maintenance is used.
Sight glass of the present invention is small and exquisite and be easy to carry, can meet the demand that the electric maintainer's visual space of field instrument extends, convenient each difficult space at the scene and dim light place can carry out as required data and read, and improve work quality, are conducive to plant maintenance work.
The accompanying drawing explanation
Fig. 1 is the telescopic instrument sight glass structural representation directly perceived of the present invention;
Fig. 2 a be in Fig. 1 A to view, Fig. 2 b be in Fig. 1 B to view;
Fig. 3 is for stirring fork and slide block fundamental diagram, wherein: a is the schematic diagram of slide block while stirring counterclockwise, and b is the schematic diagram of slide block while stirring clockwise;
Fig. 4 is the schematic diagram of the telescopic instrument sight glass directly perceived of the present invention under the flexible state of difference, and wherein a is the schematic diagram of the present invention under elongation state, and b is the schematic diagram of the present invention under contraction state, and c is rear view of the present invention under the b state.
In figure: 1 thing form, 2 LED luminotrons, the spherical rotation axis of 3 thing visor, 4 thing visor axostylus axostyle hold-doun nuts, 5 thing visor axostylus axostyle axle sleeves, 6 stir fork, 7 slide blocks, 8 fixed stops, 9 Upper shaft sleeves, 10 interior expansion links, 11 external extension bars, 12 Lower shaft sleeves, 13 driving levers, the light path that 14 things are looked and eye is looked, 15 visors, 16 visor bases, 17 spherical rotation axiss of visor, 18 times telescopic cavity shells (lower telescopic cavity), 19 things are looked and eye is looked central axis, 20 magnet, telescopic cavity shell on 21 (upper telescopic cavity), 22 thing visors, 23 extension springs, 24 thing visor axostylus axostyles, 25 view windows.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Referring to Fig. 1, Fig. 2, a kind of telescopic instrument sight glass directly perceived, comprise a visor 15, thing visor 22, eye visor base 16, the spherical rotation axis 17 of eye visor, thing visor axostylus axostyle hold-doun nut 4, the spherical rotation axis 3 of thing visor, stir fork 6, slide block 7, expansion link, upper telescopic cavity shell 21 and lower telescopic cavity shell 18.
Described lower telescopic cavity shell 18 is sleeved in telescopic cavity shell 21, and upper telescopic cavity shell 21 top one sides have thing form 1, and lower telescopic cavity shell 18 bottom opposite sides have corresponding view window 25;
Described thing visor 22 is installed on thing visor axostylus axostyle 24 through the spherical rotation axis 3 of thing visor, the top that thing visor axostylus axostyle 24 is arranged in upper telescopic cavity shell 21 through thing visor axostylus axostyle hold-doun nut 4, and thing visor 22 is in the face of the thing form 1 on upper telescopic cavity shell 21; Be set with thing visor axostylus axostyle axle sleeve 5 and stir fork 6 on thing visor axostylus axostyle 24, thing visor axostylus axostyle axle sleeve 5 is fixed on telescopic cavity 21 member frames.
Described stirring on fork 6 fixedly is equipped with thing visor axostylus axostyle 24, and the prong of stirring fork 6 is interior to slide block 7 should be arranged, and stirs fork 6 centers an extension spring 23 is housed, and extension spring 23 is connected in stirs fork 6 and slide block 7, and slide block 7 other ends are fixed on expansion link, referring to Fig. 2 a.
Referring to Fig. 3, owing to stirring fork 6 centers, there is an extension spring 23 to be connected with slide block 7, so, while with hand, rotating slide block 7, stir fork 6 and can be with animal visor axostylus axostyle 24 to rotate; When hand is decontroled, due to the effect of extension spring 23, can make and stir fork 6 stretching recoveries, thereby thing visor 22 visual angles are restored.
Described expansion link is comprised of interior expansion link 10 and external extension bar 11, external extension bar 11 is set in outside interior expansion link 10, the xsect of interior expansion link 10 and external extension bar 11 is square, referring to Fig. 2 b, slide block 7 is equipped with in interior expansion link 10 upper ends, fixed stop 8 is equipped with on interior expansion link 10 tops, and interior expansion link 10 is through being fixedly installed in the Upper shaft sleeve 9 on telescopic cavity 21 inwalls, and interior expansion link 10 can be in the interior rotation of Upper shaft sleeve 9; External extension bar 11 is through being fixedly installed in the Lower shaft sleeve 12 on lower telescopic cavity 18 inwalls, and external extension bar 11 can be in the interior rotation of Lower shaft sleeve 12, and driving lever 13 is equipped with in external extension bar 11 bottoms, and driving lever 13 exposes outside through the window of offering on lower telescopic cavity 18.Stir driving lever 13, can rotate expansion link and drive slide block 7, and then the visual angle of instrumentality visor 22, by stirring 7 pairs of thing visors of slide block, the 22 adjustable maximum angles in visual angle at positive and negative 15 degree.
Described eye visor 15 is installed on a visor base 16 through the spherical rotation axis 17 of eye visor, and eye visor base 16 is fixed in lower telescopic cavity 18 bottoms, and eye visor 15 is towards view window 25, and eye visor 15 is corresponding to thing visor 22; Light enters from thing form 1, after thing visor 15 and eye visor 22 from view window 25 out, the light path 14 that construct is looked and eye is looked, wherein light is looked through thing and eye is looked central axis 19, operating personnel can see 1 object that can see of thing form at view window 25.
Several LED luminotrons 2 for illumination are equipped with in thing form 1 top of described upper telescopic cavity shell 21, for the use of the dark place's illumination of light.
Referring to Fig. 4, the telescopic instrument sight glass directly perceived of the present invention can be applied to different flexible states, and wherein Fig. 4 a is the schematic diagram of the present invention under elongation state, can be applicable to need to observe instrument, the pipe adapter of higher position, or, than the subterranean pipe line of depths, valve and instrument etc., also can be applicable to side-looking; Sight glass of the present invention has been arranged, and the work of patrolling and examining of equipment just becomes easy.Fig. 4 b is the schematic diagram of the present invention under contraction state, and Fig. 4 c is rear view of the present invention under Fig. 4 b state.
These are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention, therefore, all any modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. a telescopic instrument sight glass directly perceived, is characterized in that: comprise a visor (15), thing visor (22), eye visor base (16), the eye spherical rotation axis of visor (17), thing visor axostylus axostyle hold-doun nut (4), thing visor axostylus axostyle (24), the spherical rotation axis of thing visor (3), stir fork (6), slide block (7), expansion link (10,11), upper telescopic cavity shell (21) and lower telescopic cavity shell (18);
Described lower telescopic cavity shell (18) is sleeved in telescopic cavity shell (21), and upper telescopic cavity shell (21) top one side has thing form (1), and lower telescopic cavity shell (18) bottom opposite side has corresponding view window (25);
Described thing visor (22) is installed on thing visor axostylus axostyle (24) through the spherical rotation axis of thing visor (3), the top of thing visor axostylus axostyle (24) in thing visor axostylus axostyle hold-doun nut (4) is arranged on upper telescopic cavity shell (21), thing visor (22) is in the face of the thing form (1) on upper telescopic cavity shell (21); Be set with thing visor axostylus axostyle axle sleeve (5) and stir fork (6) on thing visor axostylus axostyle (24), thing visor axostylus axostyle axle sleeve (5) is fixed on telescopic cavity (21) member frame;
The described upper thing visor axostylus axostyle (24) that fixedly is equipped with of fork (6) of stirring, the prong of stirring fork (6) is interior to slide block (7) should be arranged, stir fork (6) center an extension spring (23) is housed, extension spring (23) is connected in stirs fork (6) and slide block (7), and slide block (7) other end is fixed on expansion link;
Described expansion link is comprised of interior expansion link (10) and external extension bar (11), external extension bar (11) is set in outside interior expansion link (10), the xsect of interior expansion link (10) and external extension bar (11) is square, slide block (7) is equipped with in interior expansion link (10) upper end, fixed stop (8) is equipped with on interior expansion link (10) top, interior expansion link (10) is through being fixedly installed in the Upper shaft sleeve (9) on telescopic cavity (21) inwall, and interior expansion link (10) can rotate in Upper shaft sleeve (9); External extension bar (11) is through being fixedly installed in the Lower shaft sleeve (12) on lower telescopic cavity (18) inwall, external extension bar (11) can rotate in Lower shaft sleeve (12), driving lever (13) is equipped with in external extension bar (11) bottom, driving lever (13) exposes outside through the window of offering on lower telescopic cavity (18), stir driving lever (13), can rotate expansion link and drive slide block (7), and then the visual angle of instrumentality visor (22);
Described eye visor (15) is installed on a visor base (16) through the spherical rotation axis of eye visor (17), eye visor base (16) is fixed in lower telescopic cavity (18) bottom, eye visor (15) is towards view window (25), and eye visor (15) is corresponding to thing visor (22); Light enters from thing form (1), after thing visor (22) and eye visor (15) from view window (25) out.
2. telescopic instrument sight glass directly perceived according to claim 1, is characterized in that: several LED luminotrons (2) for illumination are housed above the thing form (1) of described upper telescopic cavity shell (21).
3. telescopic instrument sight glass directly perceived according to claim 1, is characterized in that: below the thing form (1) of described upper telescopic cavity shell (21), magnet (20) is housed, for described sight glass is pulled on ironware and is convenient to Orientation observation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100765989A CN102722026B (en) | 2011-03-29 | 2011-03-29 | Telescopic visual instrument sight glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100765989A CN102722026B (en) | 2011-03-29 | 2011-03-29 | Telescopic visual instrument sight glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102722026A CN102722026A (en) | 2012-10-10 |
| CN102722026B true CN102722026B (en) | 2013-12-25 |
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ID=46947837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100765989A Active CN102722026B (en) | 2011-03-29 | 2011-03-29 | Telescopic visual instrument sight glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102722026B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941045B (en) * | 2014-04-16 | 2017-04-12 | 象山一山工业设计有限公司 | Electric meter reading mirror |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281546Y (en) * | 1996-09-19 | 1998-05-13 | 尤晋川 | Periscope for circumferential observation |
| CN2528034Y (en) * | 2002-01-15 | 2002-12-25 | 曹泽岗 | Special-purpose instrument for viewing high altitude |
| EP2113739A2 (en) * | 2008-04-29 | 2009-11-04 | Krauss-Maffei Wegmann GmbH & Co. KG | Articulated periscope and viewing device for same |
| CA2792937A1 (en) * | 2009-03-13 | 2010-09-16 | Gus Praezision In Kunststoff Glas Und Optik Gmbh & Co. Kg | Periscope |
-
2011
- 2011-03-29 CN CN2011100765989A patent/CN102722026B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281546Y (en) * | 1996-09-19 | 1998-05-13 | 尤晋川 | Periscope for circumferential observation |
| CN2528034Y (en) * | 2002-01-15 | 2002-12-25 | 曹泽岗 | Special-purpose instrument for viewing high altitude |
| EP2113739A2 (en) * | 2008-04-29 | 2009-11-04 | Krauss-Maffei Wegmann GmbH & Co. KG | Articulated periscope and viewing device for same |
| CA2792937A1 (en) * | 2009-03-13 | 2010-09-16 | Gus Praezision In Kunststoff Glas Und Optik Gmbh & Co. Kg | Periscope |
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| Publication number | Publication date |
|---|---|
| CN102722026A (en) | 2012-10-10 |
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