CN212302066U - Double-speed focusing mechanism for lens body of target observation lens - Google Patents
Double-speed focusing mechanism for lens body of target observation lens Download PDFInfo
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- CN212302066U CN212302066U CN202021187155.8U CN202021187155U CN212302066U CN 212302066 U CN212302066 U CN 212302066U CN 202021187155 U CN202021187155 U CN 202021187155U CN 212302066 U CN212302066 U CN 212302066U
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Abstract
The utility model discloses a mirror body double speed focusing mechanism of sighting telescope, which comprises an outer shell, the solid fixed ring of left side fixedly connected with of shell inner chamber, gu fixed ring's inner chamber swing joint has objective, gu the first slide bar of fixedly connected with and swing joint are respectively distinguished to the top and the bottom on fixed ring right side, the first casing of the bottom fixedly connected with of shell inner chamber, the surperficial cover of fast knob of transferring is equipped with first initiative bevel gear. The utility model discloses a set up shell, second lead screw, second movable block, lens, first movable block, first lead screw, objective, solid fixed ring, first slide bar, first slider, second slide bar, second slider, eyepiece, the driven bevel gear of second, second casing, second initiative bevel gear, fine setting knob, first driven bevel gear, first initiative bevel gear, first casing and the cooperation of adjusting the knob soon use, it is accurate to possess the focusing, the operation degree of difficulty is little, advantage that manufacturing cost is low.
Description
Technical Field
The utility model relates to an optical instrument technical field specifically is a mirror body double speed focusing mechanism of sighting telescope.
Background
The optical instrument is composed of single or multiple optical devices. Optical instruments mainly fall into two main categories, one is an optical instrument for real image, such as a slide projector, a camera and the like; another type is virtual imaging optical instruments such as telescopes, microscopes, loupes, etc.
The target observation mirror is an optical instrument, the target observation mirror needs to clearly observe objects through adjusting focal length when in use, most of the existing target observation mirrors are focused at a single speed, so that under the condition of accurate focusing, the operation difficulty is high, the operation difficulty of double-speed focusing is low, the focusing is accurate, the existing double-speed focusing mechanism is complex, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sight glass's mirror body double speed focusing mechanism possesses the focusing accuracy, and the operation degree of difficulty is little, and low in manufacturing cost's advantage has solved the focusing mechanism operation degree of difficulty great, the focusing inaccuracy, problem that the cost of manufacture is high.
In order to achieve the above object, the utility model provides a following technical scheme: a double-speed focusing mechanism for a lens body of a target observation mirror comprises a shell, wherein a fixing ring is fixedly connected to the left side of an inner cavity of the shell, an objective is movably connected to the inner cavity of the fixing ring, a first slide rod and a first screw rod are respectively and fixedly connected to the top and the bottom of the right side of the fixing ring, a first slide block and a first movable block are respectively sleeved on the surfaces of the first slide rod and the first screw rod, a first shell is fixedly connected to the bottom of the inner cavity of the shell, a quick adjusting knob is movably connected to the inner cavity of the first shell, a first driving bevel gear is sleeved on the surface of the quick adjusting knob, the bottom of the quick adjusting knob sequentially penetrates through the first shell and the shell and extends to the bottom of the shell, a first driven bevel gear matched with the first driving bevel gear is sleeved on the right side of the first screw rod, a second screw rod and a second slide rod are respectively arranged on the right sides of the first, the surface of second slide bar and second lead screw is equipped with second slider and second movable block respectively, fixedly connected with lens between second slider and the second movable block, the top fixedly connected with second casing of shell inner chamber, the inner chamber swing joint of second casing has fine setting knob, the surface cover of fine setting knob is equipped with second initiative bevel gear, the top of fine setting knob runs through second casing and shell in proper order and extends to the top of shell, the right side of second lead screw runs through to the inner chamber of second casing and the cover is equipped with the driven bevel gear of second that cooperation second initiative bevel gear used, the right side fixedly connected with eyepiece of shell.
Preferably, the surface of the first screw rod is in threaded connection with the joint of the first movable block, and the joint of the surface of the first screw rod and the first shell is movably connected through a first bearing.
Preferably, the surface of the quick adjusting knob is movably connected with the joint of the shell, and the joint of the surface of the quick adjusting knob and the first shell is movably connected through a second bearing.
Preferably, the surface of the second screw rod is in threaded connection with the joint of the second movable block, and the left side of the second screw rod is fixedly connected with the inner cavity of the shell.
Preferably, both sides of the second sliding rod are fixedly connected with an inner cavity of the shell, and the joint of the surface of the second screw rod and the second shell is movably connected through a third bearing.
Preferably, the surface of the fine adjustment knob is movably connected with the joint of the shell, and the surface of the fine adjustment knob is movably connected with the joint of the second shell through a fourth bearing.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up shell, the second lead screw, the second movable block, lens, first movable block, first lead screw, objective, solid fixed ring, first slide bar, first slider, the second slide bar, the second slider, the eyepiece, the driven bevel gear of second, the second casing, second initiative bevel gear, fine setting knob, first driven bevel gear, first initiative bevel gear, the cooperation of first casing and quick adjustment knob is used, it is accurate to possess the focusing, the operation degree of difficulty is little, low in manufacturing cost's advantage is worth promoting.
2. The utility model can conveniently install the first lead screw by arranging the first bearing;
the moving track of the objective lens can be limited by arranging the first slide bar and the first slide block;
the second bearing is arranged, so that the quick adjusting knob can be conveniently installed;
the moving track of the lens can be limited by arranging the second slide bar and the second slide block;
by arranging the fixing ring, the objective lens can be conveniently fixed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is an enlarged view of A in FIG. 1 according to the present invention;
fig. 4 is an enlarged view of B in fig. 1 according to the present invention.
In the figure: the fast adjusting mechanism comprises a shell 1, a second screw rod 2, a second movable block 3, a lens 4, a first movable block 5, a first screw rod 6, an objective lens 7, a fixed ring 8, a first slide rod 9, a first slide block 10, a second slide rod 11, a second slide block 12, an eyepiece 13, a second driven bevel gear 14, a second shell 15, a second driving bevel gear 16, a fine adjusting knob 17, a first driven bevel gear 18, a first driving bevel gear 19, a first shell 20 and a fast adjusting knob 21.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a shell 1, second lead screw 2, second movable block 3, lens 4, first movable block 5, first lead screw 6, objective 7, solid fixed ring 8, first slide bar 9, first slider 10, second slide bar 11, second slider 12, eyepiece 13, second driven bevel gear 14, second casing 15, second drive bevel gear 16, fine setting knob 17, first driven bevel gear 18, first drive bevel gear 19, parts such as first casing 20 and fast adjusting knob 21 are general standard or the parts that technical staff in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical staff in the field.
Referring to fig. 1-4, a double-speed focusing mechanism for a scope body of a target observation mirror comprises a housing 1, a fixing ring 8 is fixedly connected to the left side of the inner cavity of the housing 1, an objective lens 7 is movably connected to the inner cavity of the fixing ring 8, a first slide bar 9 and a first screw rod 6 are respectively fixedly connected to the top and the bottom of the right side of the fixing ring 8, a first slide block 10 and a first movable block 5 are respectively sleeved on the surfaces of the first slide bar 9 and the first screw rod 6, a first housing 20 is fixedly connected to the bottom of the inner cavity of the housing 1, a quick adjustment knob 21 is movably connected to the inner cavity of the first housing 20, a first driving bevel gear 19 is sleeved on the surface of the quick adjustment knob 21, the bottom of the quick adjustment knob 21 sequentially penetrates through the first housing 20 and the housing 1 and extends to the bottom of the housing 1, a first driven bevel gear 18 used in cooperation with the first driving bevel gear 19 is sleeved, a second screw rod 2 and a second slide rod 11 are respectively arranged on the right sides of the first slide rod 9 and the first shell 20, a second slider 12 and a second movable block 3 are respectively sleeved on the surfaces of the second slide rod 11 and the second screw rod 2, a lens 4 is fixedly connected between the second slider 12 and the second movable block 3, a second shell 15 is fixedly connected to the top of the inner cavity of the shell 1, a fine adjustment knob 17 is movably connected to the inner cavity of the second shell 15, a second driving bevel gear 16 is sleeved on the surface of the fine adjustment knob 17, the top of the fine adjustment knob 17 sequentially penetrates through the second shell 15 and the shell 1 and extends to the top of the shell 1, a second driven bevel gear 14 matched with the second driving bevel gear 16 is sleeved on the right side of the second screw rod 2, and an eyepiece 13 is fixedly connected to the right side of the shell 1;
the surface of the first screw rod 6 is in threaded connection with the joint of the first movable block 5, and the joint of the surface of the first screw rod 6 and the first shell 20 is movably connected through a first bearing;
the surface of the quick adjusting knob 21 is movably connected with the joint of the shell 1, and the joint of the surface of the quick adjusting knob 21 and the first shell 20 is movably connected through a second bearing;
the surface of the second screw rod 2 is in threaded connection with the joint of the second movable block 3, and the left side of the second screw rod 2 is fixedly connected with the inner cavity of the shell 1;
both sides of the second slide bar 11 are fixedly connected with the inner cavity of the shell 1, and the joint of the surface of the second screw rod 2 and the second shell 15 is movably connected through a third bearing;
the surface of the fine adjustment knob 17 is movably connected with the joint of the shell 1, and the joint of the surface of the fine adjustment knob 17 and the second shell 15 is movably connected through a fourth bearing;
the first screw rod 6 can be conveniently installed by arranging the first bearing;
the moving track of the objective lens 7 can be limited by arranging the first slide bar 9 and the first slide block 10;
by arranging the second bearing, the quick adjusting knob 21 can be conveniently installed;
the moving track of the lens 4 can be limited by arranging the second slide bar 11 and the second slide block 12;
by providing the fixing ring 8, the objective lens 7 can be conveniently fixed.
During the use, when needs focus adjustment, at first rotatory fast adjust knob 21, fast adjust knob 21 makes first lead screw 6 rotate through the cooperation connection of first drive bevel gear 19 and first driven bevel gear 18, first lead screw 6 rotates and makes objective 7 remove left or right through first movable block 5, focusing that can be quick like this, after the quick focusing is accomplished, then rotatory fine setting knob 17 again, fine setting knob 17 drives second lead screw 2 through second drive bevel gear 16 and second driven bevel gear 14 and rotates, second lead screw 2 rotates and makes lens 4 remove left or right through second slider 12, finely tune lens 4 like this, it is more clear when can making to watch, the regulation degree of difficulty is low.
In summary, the following steps: this sight target's mirror body double speed focusing mechanism, through shell 1, second lead screw 2, second movable block 3, lens 4, first movable block 5, first lead screw 6, objective 7, solid fixed ring 8, first slide bar 9, first slider 10, second slide bar 11, second slider 12, eyepiece 13, second driven bevel gear 14, second casing 15, second drive bevel gear 16, fine setting knob 17, first driven bevel gear 18, first drive bevel gear 19, the cooperation of first casing 20 and quick adjustment knob 21 is used, it is great to have solved the focusing mechanism operation degree of difficulty, the focusing is not accurate, the problem of cost of manufacture height.
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 a mirror body double speed focusing mechanism of sighting telescope, includes shell (1), its characterized in that: the utility model discloses a quick adjusting mechanism for the automobile engine, including shell (1), the left side fixedly connected with of inner chamber solid fixed ring (8), the inner chamber swing joint of solid fixed ring (8) has objective (7), the top and the bottom on solid fixed ring (8) right side respectively first slide bar (9) of fixedly connected with and swing joint have first lead screw (6), the surface of first slide bar (9) and first lead screw (6) is overlapped respectively and is equipped with first slider (10) and first movable block (5), the bottom fixedly connected with first casing (20) of shell (1) inner chamber, the inner chamber swing joint of first casing (20) has quick adjusting knob (21), the surface cover of quick adjusting knob (21) is equipped with first initiative bevel gear (19), the bottom of quick adjusting knob (21) runs through first casing (20) and shell (1) in proper order and extends to the bottom of shell (1), the right side of first lead screw (6) runs through to the inner chamber of first casing (20) and is equipped with cooperation first initiative bevel gear(s) and cover 19) The used first driven bevel gear (18), a second lead screw (2) and a second lead screw (11) are respectively arranged on the right sides of the first sliding rod (9) and the first shell (20), a second sliding block (12) and a second movable block (3) are respectively sleeved on the surfaces of the second sliding rod (11) and the second lead screw (2), a lens (4) is fixedly connected between the second sliding block (12) and the second movable block (3), a second shell (15) is fixedly connected to the top of the inner cavity of the shell (1), a fine adjustment knob (17) is movably connected to the inner cavity of the second shell (15), a second driving bevel gear (16) is sleeved on the surface of the fine adjustment knob (17), the top of the fine adjustment knob (17) sequentially penetrates through the second shell (15) and the shell (1) and extends to the top of the shell (1), and the right side of the second lead screw (2) penetrates through the inner cavity of the second shell (15) and is sleeved with the second driving bevel gear (16) And the right side of the shell (1) is fixedly connected with an eyepiece (13) by using a second driven bevel gear (14).
2. The double-speed focusing mechanism for the scope body of the target observation mirror as claimed in claim 1, wherein: the surface of the first screw rod (6) is in threaded connection with the joint of the first movable block (5), and the joint of the surface of the first screw rod (6) and the first shell (20) is movably connected through a first bearing.
3. The double-speed focusing mechanism for the scope body of the target observation mirror as claimed in claim 1, wherein: the surface of the quick adjusting knob (21) is movably connected with the joint of the shell (1), and the joint of the surface of the quick adjusting knob (21) and the first shell (20) is movably connected through a second bearing.
4. The double-speed focusing mechanism for the scope body of the target observation mirror as claimed in claim 1, wherein: the surface of the second screw rod (2) is in threaded connection with the joint of the second movable block (3), and the left side of the second screw rod (2) is fixedly connected with the inner cavity of the shell (1).
5. The double-speed focusing mechanism for the scope body of the target observation mirror as claimed in claim 1, wherein: both sides of the second sliding rod (11) are fixedly connected with an inner cavity of the shell (1), and the joint of the surface of the second screw rod (2) and the second shell (15) is movably connected through a third bearing.
6. The double-speed focusing mechanism for the scope body of the target observation mirror as claimed in claim 1, wherein: the surface of the fine adjustment knob (17) is movably connected with the joint of the shell (1), and the surface of the fine adjustment knob (17) is movably connected with the joint of the second shell (15) through a fourth bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021187155.8U CN212302066U (en) | 2020-06-24 | 2020-06-24 | Double-speed focusing mechanism for lens body of target observation lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021187155.8U CN212302066U (en) | 2020-06-24 | 2020-06-24 | Double-speed focusing mechanism for lens body of target observation lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212302066U true CN212302066U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021187155.8U Active CN212302066U (en) | 2020-06-24 | 2020-06-24 | Double-speed focusing mechanism for lens body of target observation lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212302066U (en) |
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2020
- 2020-06-24 CN CN202021187155.8U patent/CN212302066U/en active Active
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