CN101950071A - Beam barrel-type microscope focusing device - Google Patents
Beam barrel-type microscope focusing device Download PDFInfo
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- CN101950071A CN101950071A CN 201010270832 CN201010270832A CN101950071A CN 101950071 A CN101950071 A CN 101950071A CN 201010270832 CN201010270832 CN 201010270832 CN 201010270832 A CN201010270832 A CN 201010270832A CN 101950071 A CN101950071 A CN 101950071A
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Abstract
The invention discloses a beam barrel-type microscope focusing device. The device comprise an inner sleeve (1) and an outer sleeve (2), wherein the inner sleeve (1) is arranged in the outer sleeve (2); the inner sleeve (1) is provided with a rack (3); the outer sleeve (2) is provided with a gear (4); and the rack (3) is engaged with the gear (4). The inner sleeve (1) can move along the axis direction of the inner sleeve (1) and the outer sleeve (2) by rotating the gear (4). The focusing device is used for supporting an optical system of a microscope, and can change the distance between the optical system and an observed object by rotating the gear (4) so as to realize focusing. The beam barrel-type microscope focusing device of the invention has the characteristics of small volume and is convenient to carry, can be used indoor as well as carried about, and can meet the requirements on outdoor application and field observation.
Description
Technical field
The present invention relates to a kind of microscope, be specifically related to a kind of microscopical focus control.
Background technology
The structure of optical microscope can be decomposed into three parts: mechanical system, optical system and illuminator; Optical system is microscopical core ingredient, comprises eyepiece, object lens etc.; The function of mechanical system is to support and focusing, i.e. support of optical system, and the effect with focusing (instrumentality distance).The mechanical system of conventional microscope is made of microscope base, mirror post and handel.The heavy base that microscope base normally is made by metal, and it must have bigger base plane, so that it is stable that whole microscope is placed; The top of microscope base is fixed with the mirror post, and handel adopts hinge axis rotatably to link together with the mirror post, and microscopical optical system places on the handel, so that observe by optical system.By the distance (object distance) between the rotation handel change object lens and the object of observation, reach the purpose of focusing.
Because the mechanical system of conventional microscope is heavier, it is very inconvenient to carry; Simultaneously, cause the conventional microscope can only be in indoor use because its base must be placed on desktop, experiment table or other the smooth supporting surfaces, can't satisfy carry, the needs of outdoor application, field observation; Especially in more rugged place, when being difficult to find smooth supporting surface, just can't utilize conventional microscope to observe.
Summary of the invention
The object of the present invention is to provide a kind of volume beam barrel formula focusing of microscope device little, in light weight, easy to carry, use the microscope of this focus control easy to carry, can use in any environment, satisfy carry, the needs of outdoor application, field observation.
To achieve these goals, basic design of the present invention is: microscopical mechanical system is improved to beam barrel formula focusing of microscope device, it comprises inner sleeve and outer sleeve, inner sleeve is installed in the inside of outer sleeve, tooth bar is installed on the inner sleeve, gear is installed on the outer sleeve, and rack and pinion meshes together; By transmitting gear, inner sleeve is subjected to displacement with respect to outer sleeve along the axis direction of inner sleeve and outer sleeve.When using microscope, optical system is installed on the inner sleeve, by aforementioned focus control support of optical system; By swing pinion, optical system moves under the promotion of inner sleeve, can change the distance between the optical system and the object of observation, realizes focusing.
As the first kind of technical scheme that realizes that the present invention conceives substantially, the outside surface of inner sleeve is provided with the tooth bar platform, and tooth bar is installed on the outside surface of tooth bar platform; The barrel of outer sleeve is provided with the slit that holds the tooth bar platform, the outside surface of outer sleeve is equipped with the gear case across slit, and gear is installed in the inside of gear case, and gear shaft stretches out from the both sides of gear case, the two ends of gear shaft all are equipped with rotary handle, and wheel and rack meshes together.Rotate by rotating the rotary handle driven gear, and then the drive inner sleeve moves along inner sleeve and outer sleeve axis direction.
As the second kind of technical scheme that realizes that the present invention conceives substantially, the outside surface of inner sleeve is provided with rach slot, and rach slot has certain degree of depth but do not penetrate the barrel of inner sleeve on the barrel of inner sleeve, and tooth bar is installed in the inside of rach slot; The barrel of outer sleeve is provided with gear hole, the outside surface of outer sleeve is equipped with the gear case across gear hole, and gear is installed in the inside of gear case, and gear shaft stretches out from the both sides of gear case, the two ends of gear shaft all are equipped with rotary handle, and wheel and rack meshes together.Rotate by rotating the rotary handle driven gear, and then the drive inner sleeve moves with respect to outer sleeve along inner sleeve and outer sleeve axis direction.
For the ease of placing, the lower external face of outer sleeve is provided with three hinge axis, and described hinge axis connects a pillar in lower external face 120 ° of settings at interval along the circumferential direction of outer sleeve on each hinge axis, and pillar can rotate around hinge axis.Can form the beam barrel formula focusing of microscope device that has support like this.Described support can be a jack column.
As a kind of improvement to the beam barrel formula focusing of microscope device that has support, the following of described beam barrel formula focusing of microscope device can connect tripod, described tripod comprises three pillars, three hinge axis and a center drum, described three hinge axis are in outside surface 120 ° of settings at interval along the circumferential direction of center drum, connect a pillar on each hinge axis, pillar can rotate around hinge axis; The bottom of described outer sleeve is provided with the columnar installing sleeve that cooperates with described center drum, and installing sleeve is used for focus control and tripod are linked together, and center drum can cooperate with installing sleeve links together focus control and tripod.During use, open tripod, and make the tripod horizontal positioned, the installing sleeve of outer sleeve bottom is inserted the center drum of tripod, focus control and tripod are coupled together by swinging strut.The barrel of described center drum is provided with dog screw, and the screwed in place screw can make tripod firmly be connected with beam barrel formula focusing of microscope device.The outside surface of described installing sleeve can be provided with the locating slot that along the circumferential direction extends, and when installing sleeve inserted center drum, the bottom that can withstand locating slot after the dog screw on the center drum is tightened made focus control more stable with being connected of tripod.The pillar of described tripod preferably adopts collapsible prop.
As the improvement to the aforementioned techniques scheme, the barrel of described inner sleeve is provided with the optical system trip bolt; The barrel of described outer sleeve is provided with the inner sleeve trip bolt.
In order to make inner sleeve can move to arbitrary height with respect to outer sleeve, described tooth bar is a diagonal-cut rack, described gear is an angular gear, and promptly the vertical line of the axis of the tooth of described rack and pinion and described inner sleeve and outer sleeve has a certain degree, such as can being 10 ° or 20 °.Diagonal-cut rack and angular gear mesh together can make inner sleeve in its maximum displacement scope continuous dislocation take place with respect to outer sleeve, avoids tooth because of rack and pinion to have certain width and makes the displacement of inner sleeve generation great-jump-forward.
Beam barrel formula focusing of microscope device of the present invention comprises inner sleeve and outer sleeve, and described two sleeves are connected with tooth bar by gear, by swing pinion inner sleeve are moved with respect to outer sleeve; Optical system is placed on the beam barrel formula focusing of microscope device of the present invention, can realizes focusing (instrumentality distance) by swing pinion.Focus control volume of the present invention is little, in light weight, and itself and optical system easy accessibility, is easy to carry, and can realize outdoor application, field observation.The beam barrel formula focusing of microscope device that has support or tripod because of the pillar of its support or tripod can rotate, draws pillar in, is easy to carry; Open support or tripod, focus control is supported, can use; Because of supported at three point has stability, support or tripod all have three pillars, in any environment, even without smooth supporting surface, utilize this focus control all can the support of optical system to observe, and no longer make the observation place be confined to indoor.During use, at first tentatively regulate (coarse adjustment) by the hinge axis and the collapsible prop of support or tripod, make focus control be positioned at suitable height and horizontal positioned, then optical system is placed on the focus control, finely tune by gear again, so that obtain the optimal viewing effect by microscopical optical system.
Description of drawings
Below by accompanying drawing, beam barrel formula focusing of microscope device of the present invention is described further.
Fig. 1 is the stereographic map of the inner sleeve of first kind of beam barrel formula of the present invention focusing of microscope device;
Fig. 2 is the stereographic map of the outer sleeve of first kind of beam barrel formula of the present invention focusing of microscope device;
Fig. 3 is the structural representation of the gear of first and second kind of the present invention beam barrel formula focusing of microscope device;
Fig. 4 is the structural representation of the gear case of first and second kind of the present invention beam barrel formula focusing of microscope device;
Fig. 5 is the stereographic map of first kind of beam barrel formula of the present invention focusing of microscope device;
Fig. 6 is the structural representation behind the beam barrel formula focusing of microscope device mounting bracket shown in Figure 5;
Fig. 7 is the structural representation of microscope optical system;
Fig. 8 is the structural representation that optical system shown in Figure 7 and beam barrel formula focusing of microscope device shown in Figure 6 are combined together;
Fig. 9 is the stereographic map of the inner sleeve of second kind of beam barrel formula of the present invention focusing of microscope device;
Figure 10 is the stereographic map of the outer sleeve of second kind of beam barrel formula of the present invention focusing of microscope device;
Figure 11 is the stereographic map of second kind of beam barrel formula of the present invention focusing of microscope device;
Figure 12 is the stereographic map of the tripod of second kind of beam barrel formula of the present invention focusing of microscope device;
Figure 13 is the structural representation that beam barrel formula focusing of microscope device shown in Figure 11 and tripod shown in Figure 12 are installed together;
Figure 14 is the structural representation that optical system shown in Figure 7, beam barrel formula focusing of microscope device shown in Figure 11 and tripod shown in Figure 12 are combined together.
Embodiment
Below in conjunction with drawings and Examples, beam barrel formula focusing of microscope device of the present invention is described further.
Beam barrel formula focusing of microscope device as shown in Figure 5, comprise inner sleeve shown in Figure 11 and outer sleeve 2 shown in Figure 2, inner sleeve 1 is installed in outer sleeve 2 inside, on the tooth bar platform 5 of inner sleeve 1 tooth bar 3 is installed, tooth bar platform 5 is positioned at the slit 11 of outer sleeve 2, the screw 14 that screw 15 passes on gear case 6 and the outer sleeve 2 is fixed on gear case 6 on the outer sleeve 2, and gear case 6 is across slit 11; The wheel and rack 3 of gear case 6 inside meshes together.Rotating rotary handle 7 can make inner sleeve 1 be subjected to displacement with respect to outer sleeve 2 along the axis direction of inner sleeve 1 and outer sleeve 2.Inner sleeve trip bolt 10 is used for fixing inner sleeve 1, makes inner sleeve 1 move to suitable position by rotating rotary handle 7, tightens inner sleeve trip bolt 10 then, avoids inner sleeve 1 because of action of gravity sedimentation to take place.Optical system trip bolt 9 is used for location and fixed optical system.
As shown in Figure 6, the bottom of beam barrel formula focusing of microscope device is equipped with three hinge axis 13, three hinge axis 13 120 ° of settings at interval along the circumferential direction on the lower external face of outer sleeve 2, on each hinge axis 13 pillar 12 is installed all, pillar 12 is a collapsible prop, and pillar 12 can be around hinge axis 13 rotations.During use, swinging strut 12 makes it rotate around hinge axis 13, perhaps stretches or shrinks pillar 12, focus control is placed in position and is made it steady; Rotate rotary handle 7 gear in the gear case 6 is rotated, under the promotion of the tooth bar on the tooth bar platform 53, the height of inner sleeve 1 changes.
Fig. 7 is the structural representation of microscopical optical system 16.As shown in Figure 8, beam barrel formula focusing of microscope device is supporting optical system 16.In the time of need utilizing microscope to observe,, beam barrel formula focusing of microscope device is placed in position by stretching or shrinking pillar 12 or make it around hinge axis 13 rotations by swinging strut 12; Optical system 16 is installed in the top of the inner sleeve 1 of beam barrel formula focusing of microscope device, and passes through optical system trip bolt 9 location and fixed optical systems 16; Rotate rotary handle 7, inner sleeve 1 moved along the axis of inner sleeve 1 and outer sleeve 2, finely tune, regulate suitable after, tighten that inner sleeve is fastening fixes 10, because of action of gravity sedimentation takes place to avoid inner sleeve 1 and optical system 16; The object of observation is placed on the following suitable position of beam barrel formula focusing of microscope device, can observes.
Beam barrel formula focusing of microscope device as shown in figure 11 comprises inner sleeve shown in Figure 91 and outer sleeve 2 shown in Figure 10, and inner sleeve 1 is installed in outer sleeve 2 inside, and tooth bar 3 is installed on the inner sleeve 1, and gear hole is alignd with tooth bar 3; Gear 4 shown in Figure 3 is installed in the inside of gear case shown in Figure 46, utilizes screw that gear case 6 is installed in the outside surface of outer sleeve 2, and gear case 6 is across gear hole, and the gears in the gear case 6 pass gear hole and tooth bar 3 meshes together.Rotating rotary handle 7 can make inner sleeve 1 move along the axis direction of inner sleeve 1 and outer sleeve 2.Installing sleeve 19 is used for beam barrel formula focusing of microscope device is connected with tripod shown in Figure 12, and locating slot 20 is used for location and stationary shaft cartridge type focusing of microscope.
As shown in figure 12, the tripod that is used for cooperating with beam barrel formula focusing of microscope device shown in Figure 11 comprises three pillars 12, three hinge axis 13 and center drums 21, three hinge axis 13 are in outside surface 120 ° of settings at interval along the circumferential direction of center drum 21, connect a pillar 12 on each hinge axis 13, pillar 12 can be around hinge axis 13 rotations, pillar 12 is a collapsible prop, and the barrel of center drum 21 is provided with dog screw 22.
As shown in figure 13, the installing sleeve of beam barrel formula focusing of microscope bottom of device is inserted the center drum of tripod, beam barrel formula focusing of microscope device and tripod can be linked together.Positioning of rotating screw 22 makes its top withstand the bottom of locating slot, and beam barrel formula focusing of microscope device firmly is connected with tripod.By stretching or shrinking pillar 12, perhaps make pillar 12 around hinge axis 13 rotations, focus control is placed in position and carried out coarse adjustment, rotate rotary handle 7 then inner sleeve 1 is moved relative to outer sleeve 2, finely tune.
As shown in figure 14, microscopical optical system 16 is placed on the beam barrel formula focusing of microscope device shown in Figure 13, the object of observation is placed on suitable position below the focus control, can focus and observe.
Obviously, the foregoing description only is that technical scheme example of the present invention for convenience, clearly is described, and is not limitation of the invention.For those of ordinary skill in the field, can also make the variation or the conversion of various ways on the basis of the above description.Be equal to mutually with the present invention or any variation or the conversion of substantial equivalence all are among protection scope of the present invention.
Claims (9)
1. beam barrel formula focusing of microscope device, it is characterized in that comprising inner sleeve (1) and outer sleeve (2), described inner sleeve (1) is installed in the inside of described outer sleeve (2), tooth bar (3) is installed on the described inner sleeve (1), gear (4) is installed on the described outer sleeve (2), and described tooth bar (3) and gear (4) mesh together; By rotating described gear (4), described inner sleeve (1) is subjected to displacement with respect to described outer sleeve (2) along the axis direction of described inner sleeve (1) and outer sleeve (2).
2. beam barrel formula focusing of microscope device according to claim 1, the outside surface that it is characterized in that described inner sleeve (1) is provided with tooth bar platform (5), described tooth bar (3) is installed on the outside surface of described tooth bar platform (5), the barrel of described outer sleeve (2) is provided with the slit (11) that holds described tooth bar platform (5), the outside surface of described outer sleeve (2) is equipped with the gear case (6) across described slit (11), described gear (4) is installed in the inside of described gear case (6), gear shaft (8) stretches out from the both sides of described gear case (6), the two ends of described gear shaft (8) all are equipped with rotary handle (7), and described gear (4) meshes together with tooth bar (3).
3. beam barrel formula focusing of microscope device according to claim 1, the outside surface that it is characterized in that described inner sleeve (1) is provided with rach slot (17), described tooth bar (3) is installed in the inside of described rach slot (17), the barrel of described outer sleeve (2) is provided with gear hole (18), the outside surface of described outer sleeve (2) is equipped with the gear case (6) across described gear hole (18), described gear (4) is installed in the inside of described gear case (6), gear shaft (8) stretches out from the both sides of described gear case (6), the two ends of described gear shaft (8) all are equipped with rotary handle (7), and described gear (4) meshes together with tooth bar (3).
4. according to claim 1,2 or 3 described beam barrel formula focusing of microscope devices, the lower external face that it is characterized in that described outer sleeve (2) is provided with three hinge axis (13), described hinge axis (13) is in lower external face 120 ° of settings at interval along the circumferential direction of described outer sleeve (2), all connect a pillar (12) on each hinge axis (13), described pillar (12) can rotate around described hinge axis (13).
5. according to claim 1,2 or 3 described beam barrel formula focusing of microscope devices, the bottom that it is characterized in that described outer sleeve (2) is provided with columnar installing sleeve (19), described installing sleeve (19) is connected with tripod, described tripod comprises three pillars (12), three hinge axis (13) and a center drum (21), described three hinge axis (13) are in outside surface 120 ° of settings at interval along the circumferential direction of center drum (21), described hinge axis (13) is connected with described pillar (12) respectively, described pillar (12) can be around described hinge axis (13) rotation, and described center drum (21) can cooperate with described installing sleeve (19) links together focus control and tripod.
6. beam barrel formula focusing of microscope device according to claim 5 is characterized in that having dog screw (22) on the barrel of described center drum (21).
7. beam barrel formula focusing of microscope device according to claim 6 is characterized in that the outside surface of described installing sleeve (19) has the locating slot (20) that along the circumferential direction extends.
8. according to claim 1,2,3,6 or 7 described beam barrel formula focusing of microscope devices, it is characterized in that the barrel of described inner sleeve (1) is provided with optical system trip bolt (9); The barrel of described outer sleeve (2) is provided with inner sleeve trip bolt (10).
9. beam barrel formula focusing of microscope device according to claim 8 is characterized in that described tooth bar (3) is a diagonal-cut rack, and described gear (4) is an angular gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010270832 CN101950071A (en) | 2010-09-03 | 2010-09-03 | Beam barrel-type microscope focusing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010270832 CN101950071A (en) | 2010-09-03 | 2010-09-03 | Beam barrel-type microscope focusing device |
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| Publication Number | Publication Date |
|---|---|
| CN101950071A true CN101950071A (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010270832 Pending CN101950071A (en) | 2010-09-03 | 2010-09-03 | Beam barrel-type microscope focusing device |
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| CN (1) | CN101950071A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122108A (en) * | 2011-04-01 | 2011-07-13 | 扬州大学 | Independently moving and independently rotating two-degree-of-freedom parallel mechanism |
| CN108577792A (en) * | 2018-05-22 | 2018-09-28 | 浙江优亿医疗器械有限公司 | A kind of focusing system of endoscope |
| CN109633884A (en) * | 2018-12-29 | 2019-04-16 | 深圳市钰创合成光电技术有限公司 | The horizontal microscopic system of bracket component and its utilization with focal length fine adjustment function |
| CN109990739A (en) * | 2019-03-25 | 2019-07-09 | 水利部南京水利水文自动化研究所 | A kind of straight line flume rail linearity degree tester |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063069Y (en) * | 2007-06-19 | 2008-05-21 | 杨德良 | Adjustment and calibration structure for optical instrument |
| CN201487510U (en) * | 2009-07-28 | 2010-05-26 | 中山立信摄影器材有限公司 | Portable tripod |
| CN201765376U (en) * | 2010-09-03 | 2011-03-16 | 赵海平 | Shaft sleeve type microscope focusing apparatus |
-
2010
- 2010-09-03 CN CN 201010270832 patent/CN101950071A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063069Y (en) * | 2007-06-19 | 2008-05-21 | 杨德良 | Adjustment and calibration structure for optical instrument |
| CN201487510U (en) * | 2009-07-28 | 2010-05-26 | 中山立信摄影器材有限公司 | Portable tripod |
| CN201765376U (en) * | 2010-09-03 | 2011-03-16 | 赵海平 | Shaft sleeve type microscope focusing apparatus |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122108A (en) * | 2011-04-01 | 2011-07-13 | 扬州大学 | Independently moving and independently rotating two-degree-of-freedom parallel mechanism |
| CN102122108B (en) * | 2011-04-01 | 2012-08-22 | 扬州大学 | Independently moving and independently rotating two-degree-of-freedom parallel mechanism |
| CN108577792A (en) * | 2018-05-22 | 2018-09-28 | 浙江优亿医疗器械有限公司 | A kind of focusing system of endoscope |
| CN109633884A (en) * | 2018-12-29 | 2019-04-16 | 深圳市钰创合成光电技术有限公司 | The horizontal microscopic system of bracket component and its utilization with focal length fine adjustment function |
| CN109990739A (en) * | 2019-03-25 | 2019-07-09 | 水利部南京水利水文自动化研究所 | A kind of straight line flume rail linearity degree tester |
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Open date: 20110119 |