CN209028293U - A kind of compact five doubles mirror again - Google Patents

Abstract

The utility model discloses a kind of compacts five to double mirror again, including shank, the both ends of shank are separately installed with the eyepiece component that the objective lens unit that focal length is 109mm~114mm and focal length are 20mm~23mm, it can guarantee that visual field is constant, under the premise of efficiently controlling the enlargement ratio that the ratio between objective focal length and eyepiece focal length are five, light path is shortened, reduces shank length, objective lens unit uses the effective aperture of 15mm simultaneously, and object lens chamber i.e. frame aperture size can be made to reduce；Additional mirror is arranged in inside the front end of prism cylinder, so as to shorten the length at the eyepiece chamber for being located at lens barrel installation eyepiece component correspondingly；And trajectory adjusting component is acted on into prism tube rear end, shank length can also be further reduced；The weight and volume of shank also reduces simultaneously, therefore can it is easy to carry and realize can easily convert gun sight, shank entire length finally can be achieved and reduce about a quarter than traditional structure design, while being located at prism cylinder setting stop screw and bulb pressing ring in shank can prevent prism cylinder from falling off.

Description

A kind of compact five doubles mirror again

Technical field

The utility model relates to rifles to take aim at technical field, and especially a kind of compact five doubles mirror again.

Background technique

It doubles mirror structure at present and has following deficiency for traditional five times: one, to meet magnifying power five times, objective focal length and mesh The matching numerical value of the ratio between mirror focal length is larger, therefore light path is longer, so that shank is longer；Two, object lens outer profile, frame effective aperture Size is larger, therefore objective lens unit is relatively large in diameter, so that the aobvious heaviness of shank, not readily portable and use；Three, trajectory adjusts component peace Mounted in shank, opposite to protrude, shank volume also can be larger, and product may appear to than cumbersome and influence appearance；Four, shank inner cylinder Be relatively large in diameter, be easy to cause prism cylinder to fall off.

Summary of the invention

In order to solve the above technical problems, the utility model provides a kind of compact five and doubles mirror again, can keep Reduce the volume and length of shank in the case of identical enlargement ratio.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of compact five doubles mirror again, including Shank, the both ends of the shank are separately installed with objective lens unit and eyepiece component, the focal length of the objective lens unit be 109mm~ 114mm, the focal length of the eyepiece component are 20mm~23mm, and the effective aperture of the objective lens unit is 15mm, and the shank leans on The part of the nearly objective lens unit is inserted with prism cylinder, and the front end of the prism cylinder is internally provided with additional mirror, the prism cylinder Prism assemblies are equipped with inside rear end, in the direction of insertion of the prism cylinder, the diameter of prism cylinder front end is straight compared with rear end Diameter is small, and the rear end of the prism cylinder uses spherical structure, and the spherical structure is contacted with the inner wall mating spherical surfaces of the shank, institute The side wall for stating shank is located at the front end of the prism cylinder and is provided with trajectory and adjusts component, and the trajectory adjusts component for adjusting institute The angle stating prism cylinder pitching and swinging, there is stop screw in the rear end top side that the shank is located at prism cylinder, described The bottom end of stop screw and the rear end upper surface of the prism cylinder abut against, after shank bottom side inner wall and the prism cylinder End is provided with bulb pressing ring between lower surface, and the bulb pressing ring is fixedly connected with shank bottom side inner wall.

Further, the objective lens unit is cemented doublet.

Further, the eyepiece component is the combination of cemented doublet and convex lens.

Further, it includes positioned at the vertical adjustment screw on shank top and positioned at shank side that the trajectory, which adjusts component, Front end of the bottom end of the lateral adjustments screw at end, the vertical adjustment screw and lateral adjustments screw with prism cylinder abuts against, It further includes that compression respectively is set to the longitudinal direction between the front end face and shank, inner wall of the prism cylinder that the trajectory, which adjusts component, Spring and crossed strip, the longitudinal spring are set to the bottom end of shank, and the crossed strip is set to another side of shank.

Further, the longitudinal spring and the vertical adjustment screw are located at same longitudinal direction, the crossed strip and The lateral adjustments screw is located at same transverse direction.

Further, the both ends of the longitudinal spring are fixedly connected with the inner wall of prism cylinder outer surface and shank respectively；Institute The both ends for stating crossed strip are fixedly connected with the inner wall of prism cylinder outer surface and shank respectively.

Further, barral of a gun upper end is fixed on by pedestal in the shank bottom end, and the pedestal is set in shank bottom end Portion, the side that the shank bottom end is located at pedestal are threaded with the first adjusting screw, and the first adjusting screw passes through limit Structure is fixedly connected with the front end of pedestal.

Further, the position limiting structure includes being set to the first convex block of pan frontward end and the second convex block and being set to One adjusts the adjusting block of screw one end, and the adjusting block is fastened between first convex block and second convex block.

Further, the bottom end other side of the shank is additionally provided with reset spring and push rod, one end of the reset spring It is fixedly connected with the side of the shank bottom end, being fixedly connected for one end of the other end and push rod of the reset spring is described The other end of push rod is abutted with position limiting structure, and the position limiting structure setting is adjusted between screw and the push rod described first.

The beneficial effects of the utility model are: being separately installed with focal length by the both ends in shank is 109mm~114mm's The eyepiece component that objective lens unit and focal length are 20mm~23mm can guarantee that visual field is constant, efficiently control objective focal length and mesh Under the premise of the enlargement ratio that the ratio between mirror focal length is five, light path is shortened, reduces shank length, while objective lens unit uses The effective aperture of 15mm can be such that object lens chamber i.e. frame aperture size reduces；Additional mirror is arranged in inside the front end of prism cylinder, from And the length at the eyepiece chamber for being located at lens barrel installation eyepiece component can be made correspondingly to shorten；And trajectory adjusting component is acted on into rib Lens barrel rear end can also further reduce shank length；The weight and volume of shank also reduces simultaneously, therefore can be easy to carry and realizes Gun sight can be easily converted, shank entire length finally can be achieved than traditional structure design and reduce about a quarter, simultaneously Being located at prism cylinder setting stop screw and bulb pressing ring in shank can prevent prism cylinder from falling off.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a kind of structural schematic diagram of preferred embodiment of the utility model；

Fig. 2 is the cross-sectional view of A-A in Fig. 1；

Fig. 3 is the bottom substance schematic diagram of shank；

Fig. 4 is enlarged diagram at the B of Fig. 3.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below with reference to embodiment and The technical effect of the design of the utility model, specific structure and generation is clearly and completely described in attached drawing, with sufficiently geographical Solve the purpose of this utility model, feature and effect.Obviously, described embodiment is that a part of the utility model is implemented Example, rather than whole embodiments, those skilled in the art's other realities obtained without creative efforts Example is applied, the range of the utility model protection is belonged to.

It referring to Fig.1, is a kind of preferably embodiment, a kind of compact five doubles mirror, including shank 1 again, and shank 1 is substantially Cylindrical structure, both ends are provided with object lens chamber and eyepiece chamber, pass through the lesser unthreaded hole of diameter between object lens chamber and eyepiece chamber Connection, the both ends of the shank 1 are separately installed with objective lens unit 2 and eyepiece component 3, and it is intracavitary that objective lens unit 2 is mounted on object lens, mesh Mirror assembly 3 is mounted on that eyepiece is intracavitary, and the focal length of the objective lens unit 2 is 109mm~114mm, and the focal length of the eyepiece component 3 is 20mm~23mm, control distance of exit pupil are 59mm-64mm, to efficiently control objective focal length and mesh guaranteeing that visual field is constant Under the premise of the enlargement ratio that the ratio between mirror focal length is five, light path is shortened, is additionally provided with inside the front end of the prism cylinder 4 additional Mirror 5 correspondingly shortens, furthermore the objective lens unit 2 so as to make to be located at the length that lens barrel is installed at the eyepiece chamber of eyepiece component 3 Effective aperture be 15mm, object lens chamber i.e. frame aperture size can be made to reduce, while can reduce the weight of shank 1；The shank 1 It is inserted with prism cylinder 4 close to the part of the objective lens unit 2, prism assemblies 6 are equipped with inside 4 rear end of prism cylinder, described In the direction of insertion of prism cylinder 4, the diameter of 4 front end of prism cylinder is small compared with the diameter of rear end, and the rear end of the prism cylinder 4 uses Spherical structure, the spherical structure are contacted with the inner wall mating spherical surfaces of the mirror, and the side wall of the shank 1 is located at the prism cylinder 4 front end is provided with trajectory and adjusts component, and the trajectory adjusts component for adjusting 4 pitching of prism cylinder and left and right pendulum Trajectory adjusting component is acted on 6 rear end of prism assemblies by dynamic angle, and since 4 point diameter of prism cylinder is smaller, therefore trajectory is adjusted Component can be more insinuated into shank 1, so as to correspondingly reduce shank 1 radial width；Mirror finally can be achieved 1 length of body reduces about a quarter than traditional structure design, and the present embodiment can realize that 1 length of shank is 94mm.

It further include stop screw 9 and bulb pressing ring 10, the stop screw 9 is plugged in the top side of the shank 1, the limit The bottom end of position screw 9 and the rear end upper surface of the prism cylinder 4 abut against, and the bulb pressing ring 10 is fixed in 1 bottom side of shank Between wall and the rear end lower surface of the prism cylinder 4, the bulb pressing ring 10 is fixedly connected with 1 bottom side inner wall of shank, installs rib When lens barrel 4, rotatable stop screw 9 moves up stop screw 9 relative to shank 1, until prism cylinder 4 can be from object lens chamber It fills in shank 1, after stablizing prism cylinder 4, just rotary stopper screw 9 again, moves down stop screw 9 relative to shank 1, Until stop screw 9 obtains, bottom end is low with the upper surface of 4 rear end of prism cylinder to be connect, and cooperates bulb pressing ring 10, and the card of prism assemblies 6 can be made to set Between stop screw 9 and bulb pressing ring 10, prism cylinder 4 is thus prevented to skid off outside shank 1.

Preferably, in order to correct paraxial spherical aberration, correction color difference, the objective lens unit 2 uses cemented doublet；The eyepiece Component 3 uses the combination of cemented doublet and convex lens.

The gun sight of the present embodiment efficiently solves tradition in the case where guaranteeing its optical property and constant visual field The too long overweight problem of gun sight shank 1, and realize fast and easily convert.

Referring to Figures 1 and 2, it includes the vertical adjustment spiral shell positioned at 1 top of shank that trajectory described in the present embodiment, which adjusts component, Nail 7 and the lateral adjustments screw 71 positioned at 1 one side of shank, the bottom of the vertical adjustment screw 7 and lateral adjustments screw 71 Front end with prism cylinder 4 is held to abut against, it further includes before compression is set to the prism cylinder 4 respectively that the trajectory, which adjusts component, Longitudinal spring 8 and crossed strip 81 between end face and the inner wall of shank 1, the longitudinal spring 8 are set to the bottom end of shank 1, The crossed strip 81 is set to another side of shank 1.

In order to improve the stability in 4 pitching of prism cylinder and the adjustment process to swing, the longitudinal spring 8 with it is described Vertical adjustment screw 7 is located at same longitudinal direction, and the crossed strip 81 is located at same transverse direction with the lateral adjustments screw 71 Direction.

The both ends of the longitudinal spring 8 are fixedly connected with the inner wall of 4 outer surface of prism cylinder and shank 1 respectively；The cross It is fixedly connected respectively with the inner wall of 4 outer surface of prism cylinder and shank 1 to the both ends of spring 81, makes the longitudinal spring 8 and cross It is directly fixedly connected to spring 81 with 1 inner wall of shank, can avoid aperture to improve the leakproofness of shank 1, effectively keep Drying property inside shank 1.

The bottom end of the vertical adjustment screw 7 and the bottom end of the lateral adjustments screw 71 with 4 appearance of prism cylinder Face abuts against；When rotating vertical adjustment screw 7 forward or reverse, it can be made to move up or down, cooperation 1 bottom end of shank Longitudinal spring 8 is adjusted the upper and lower position of prism cylinder 4 so as to swing up and down the position of prism assemblies 6；When rotation is longitudinal When adjusting screw 7 forward or reverse, vertical adjustment screw 7 can be made to be moved to the left or right with respect to shank 1, cooperation shank 1 is another The crossed strip 81 of side, the position so as to the prism cylinder 4 that swings are adjusted the left-right position of prism assemblies 6.

With reference to Fig. 3, in order to adjust the rectilinear direction of trajectory, then the positional relationship between adjustment shank 1 and gun is needed, it is described Barral of a gun upper end is fixed on by pedestal 11 in 1 bottom end of shank, and the pedestal 11 is set to the middle part of 1 bottom end of shank, 1 bottom of shank The side that end is located at pedestal 11 is threaded with adjusting screw, the front end for adjusting screw and passing through position limiting structure 13 and pedestal 11 It is fixedly connected.

The position limiting structure 13 include be set to 11 front end of pedestal the first convex block 131 and the second convex block 132 and setting In the adjusting block 133 that first adjusts 12 one end of screw, the adjusting block 133 is fastened on first convex block 131 and described second Between convex block 132, since the first convex block 131 and the second convex block 132 clip adjusting block 133, therefore when the first adjusting screw 12 is static When, even if due to being fixedly connected between pedestal 11 and the first adjusting screw 12, therefore shank 1 is by pedestal there are the effect of external force 11 front end limitation, then so will not be there is a situation where mobile, position will not shift shank 1.

It further include reset spring 15 and push rod 14, the fixed company in one end of the reset spring 15 and the side of 1 bottom end of shank It connects, the other end of the reset spring 15 is tied with being fixedly connected for one end of push rod 14, the other end of the push rod 14 and limit Structure 13 abuts, and the setting of position limiting structure 13 is adjusted between screw 12 and the push rod 14 described first；By described in rotation First adjusts screw 12, is adjusted described first and adjusts screw 12 at a distance from the threaded connection of shank 1, so as to shorten or increase Distance between 1 right side of shank and position limiting structure 13, on the right side of shank 1 and position limiting structure 13 is apart from when reducing, and can make 14 phase of push rod It is past for pedestal 11 to move left, so that reset spring 15 is compressed, and reset spring 15 can push away in restoring former growth process It turns left on the left of index glass body 1 promotion, to realize shank 1 relative to pedestal 11 toward moving left；When 1 right side of shank and position limiting structure 13 When distance increases, then the right side meeting compression reseting spring 15 of ontology is aimed at, and reset spring 15 can push away in restoring former growth process Dynamic push rod 14 relative to pedestal 11 toward moving right, to realize shank 1 relative to pedestal 11 toward moving right.

In order to which the position more preferably to pedestal 11 is adjusted, the pedestal 11 and first convex block 131 and described second Convex block 132 is an integral molding structure；The first adjusting screw 12 is also an integral molding structure with adjusting block 133.

It is rotation connection between 1 rear end of shank and 11 rear end of pedestal with reference to Fig. 3 and Fig. 4, the reset spring 15 It is fixedly connected on the left of one end and 1 bottom end of shank, the first adjusting screw 12 is threadedly coupled with the right side of 1 bottom end of shank, institute The left end that position limiting structure 13 adjusts screw 12 positioned at first is stated, in practical applications, the pedestal 11 is fixed on barral of a gun, is passed through Rotation first adjusts screw 12, then micro- rotation that shank 1 can be made to be controlled relative to pedestal 11, specific Principles of Regulation Are as follows: when being rotated forward or backwards to the first adjusting screw 12, be adjusted first adjust screw 12 and 1 bottom end of shank it Between the distance that is threadedly coupled, so as to shorten or increase distance between 1 right side of shank and position limiting structure 13, due to adjusting block 133 It is fastened between the first convex block 131 and the second convex block 132, therefore adjusting block 133 remains motionless relative to pedestal 11, therefore when contracting When the distance between 1 right side of small shank and pedestal 11, since the elastic force of reset spring 15 acts on, it will push shank 1 and turn left offset, Realize shank 1 relative to pedestal 11 toward left pivot movement, when increasing the distance between 1 right side of shank and pedestal 11, due to resetting The elastic force of spring 15 acts on, and will pull shank 1 and turns right offset, and realization shank 1 is turned right rotation relative to pedestal 11；Utilize the One adjusts the effect of 15 deformation of promotion and reset spring of screw 12, the position for aiming at ontology can be adjusted, to realize The fine adjustment that the straight line trajectory of shank 1 is controlled.

The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality Example is applied, as long as its technical effect for reaching the utility model with any same or similar means, all should belong to the utility model Protection scope.

Claims (9)

1. a kind of compact five doubles mirror, including shank (1) again, the both ends of the shank (1) are separately installed with objective lens unit (2) With eyepiece component (3), it is characterised in that: the focal length of the objective lens unit (2) is 109mm~114mm, the eyepiece component (3) Focal length be 20mm~23mm, the effective aperture of the objective lens unit (2) is 15mm, and the shank (1) is close to the objective lens The part of part (2) is inserted with prism cylinder (4), and the front end of the prism cylinder (4) is internally provided with additional mirror (5), the prism cylinder (4) prism assemblies (6) are equipped with inside rear end, in the direction of insertion of the prism cylinder (4), prism cylinder (4) front end it is straight Diameter is small compared with the diameter of rear end, and the rear end of the prism cylinder (4) uses spherical structure, the spherical structure and the shank (1) The contact of inner wall mating spherical surfaces, the front end that the side wall of the shank (1) is located at the prism cylinder (4) are provided with trajectory and adjust component, The trajectory adjusts component for adjusting angle prism cylinder (4) pitching and swung, and the shank (1) is located at The rear end top side of prism cylinder (4) has stop screw (9), on the rear end of the bottom end of the stop screw (9) and the prism cylinder (4) Surface abuts against, and is provided with bulb pressing ring between shank (1) the bottom side inner wall and the rear end lower surface of the prism cylinder (4) (10), the bulb pressing ring (10) is fixedly connected with the shank (1) bottom side inner wall.

2. compact five according to claim 1 doubles mirror again, it is characterised in that: it includes being located at that the trajectory, which adjusts component, The vertical adjustment screw (7) on shank (1) top and the lateral adjustments screw (71) for being located at (1) one side of shank, the longitudinal direction It adjusts front end of the bottom end of screw (7) and lateral adjustments screw (71) with prism cylinder (4) to abut against, the trajectory adjusts component It further include that compression respectively is set to longitudinal spring (8) and cross between the front end face of the prism cylinder (4) and the inner wall of shank (1) To spring (81), the longitudinal spring (8) is set to the bottom end of shank (1), and the crossed strip (81) is set to shank (1) Another side.

3. compact five according to claim 1 doubles mirror again, it is characterised in that: shank (1) bottom end passes through pedestal (11) it is fixed on barral of a gun upper end, the pedestal (11) is set to the middle part of shank (1) bottom end, and shank (1) bottom end is located at bottom The side of seat (11) is threaded with the first adjusting screw (12), described first adjust screw (12) by position limiting structure (13) with The front end of pedestal (11) is fixedly connected.

4. compact five according to claim 1 doubles mirror again, it is characterised in that: the objective lens unit (2) is double glued Lens.

5. compact five according to claim 1 doubles mirror again, it is characterised in that: the eyepiece component (3) is double glued The combination of lens and convex lens.

6. compact five according to claim 2 doubles mirror again, it is characterised in that: the longitudinal spring (8) is indulged with described It is located at same longitudinal direction to screw (7) are adjusted, the crossed strip (81) is located at same with the lateral adjustments screw (71) Transverse direction.

7. compact five according to claim 2 doubles mirror again, it is characterised in that: the both ends of the longitudinal spring (8) are equal It is fixedly connected respectively with the inner wall of prism cylinder (4) outer surface and shank (1)；The both ends of the crossed strip (81) respectively with rib Lens barrel (4) outer surface is fixedly connected with the inner wall of shank (1).

8. compact five according to claim 3 doubles mirror again, it is characterised in that: the position limiting structure (13) includes setting In pedestal (11) front end the first convex block (131) and the second convex block (132) and be set to first adjusting screw (12) one end Adjusting block (133), the adjusting block (133) are fastened between first convex block (131) and second convex block (132).

9. compact five according to claim 3 doubles mirror again, it is characterised in that: the bottom end other side of the shank (1) It is additionally provided with reset spring (15) and push rod (14), one end of the reset spring (15) and the side of the shank (1) bottom end Be fixedly connected, the other end of the reset spring (15) and being fixedly connected for one end of push rod (14), the push rod (14) it is another One end is abutted with position limiting structure (13), and position limiting structure (13) setting adjusts screw (12) and the push rod described first (14) between.