CN220541854U - Antifog device for optical sighting telescope - Google Patents

Abstract

The utility model discloses an anti-fog device for an optical sighting telescope, which comprises a sighting telescope shell, wherein an installation shell is arranged at the lower side of an eyepiece end of the sighting telescope shell, a clamping assembly is movably arranged at the upper end of the installation shell and used for fixing the installation shell and the sighting telescope shell, and a defogging mechanism is arranged in the installation shell; the utility model has simple structure and reasonable design, realizes the quick elimination of the water mist on the surface of the sighting telescope objective lens, does not need to consider abrasion compared with a sighting telescope with an anti-fog coating, and can stably output dry hot air flow under the windless state without being influenced by ambient humidity due to the defogging effect of the dry hot air flow, thereby improving the defogging effect, improving the environment adaptability of the sighting telescope, simultaneously realizing the quick installation and removal of a defogging mechanism on the sighting telescope, improving the use convenience, and being capable of adapting to sighting telescope with more sizes because the clamping block and the installation shell are contracted and clamped by the elasticity of the spring.

Description

Antifog device for optical sighting telescope

Technical Field

The utility model relates to the technical field of sighting telescope accessories, in particular to an anti-fog device for an optical sighting telescope.

Background

The optical sighting telescope is widely used in the fields of military, hunting, sports shooting and the like, under the outdoor complex environmental conditions, the change of temperature and humidity often causes the lens of the sighting telescope objective lens to generate water mist, and the formation of the water mist can seriously influence the visual field definition of a user and even can completely obstruct the sight, so that the sighting precision is reduced, the use risk is increased, and therefore, the problem of fogging of the sighting telescope is solved, not only is the clear visual field ensured, but also the safety and the sighting efficiency of the user are ensured.

The prior art has the following defects:

the existing demisting technology for the optical sighting telescope mainly depends on that a special hydrophobic coating is coated on a mirror surface of an objective lens to prevent water vapor from condensing on the mirror surface, a small amount of sighting telescope can guide air flow in the environment to the mirror surface through a plurality of guide structures to accelerate evaporation of the water vapor by constructing a simple ventilation system, although the coating treatment in the two schemes can prevent condensation of the water vapor to a certain extent, the coating can be worn after being used in a complex environment for a long time, the effect is gradually weakened, so that the service life is shorter, and the ventilation system is still larger due to the fact that the guided air is from the surrounding environment, so that the effect is also unsatisfactory, the ventilation system does not have driving force, and does not have demisting effect in the environment with small wind speed, so that the requirements under various environmental conditions are difficult to meet.

Disclosure of Invention

The present utility model is directed to an anti-fog device for an optical sighting telescope, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-fog device for the optical sighting telescope comprises a sighting telescope shell, wherein an installation shell is movably arranged at the lower side of an eyepiece end of the sighting telescope shell, a clamping assembly is movably arranged at the upper end of the installation shell and used for fixing the installation shell and the sighting telescope shell, and a defogging mechanism is arranged in the installation shell;

the defogging mechanism is including:

the L-shaped air groove is formed in the mounting shell, and a plurality of heating nets are transversely arranged at the lower end of the L-shaped air groove;

the rotating shaft is movably and symmetrically arranged in the upper notch of the L-shaped wind groove through a bracket, and the lower end of the rotating shaft is provided with a first bevel gear;

the miniature motor is arranged in the cavity at one side of the installation shell, the output end of the miniature motor is connected with a second bevel gear, and the second bevel gear is arranged in the L-shaped wind groove and is meshed with the first bevel gear;

the transmission belt is connected between the rotating shafts and used for driving the rotating shafts to synchronously rotate;

and the fan is arranged at the upper end of the rotating shaft.

Preferably, the clamping assembly comprises:

the clamping block is movably arranged on the upper side of the eyepiece end of the sighting telescope shell;

the springs are arranged in the mounting holes at two sides of the mounting shell;

the upper end of the connecting rod is connected with the two sides of the clamping block, and the lower end of the connecting rod is movably arranged in the mounting holes on the two sides of the mounting shell and connected with the springs.

Preferably, a rubber pad is arranged on one side of the upper end face of the mounting shell and one side of the lower end face of the clamping block.

Preferably, an air guide strip is arranged on one side, far away from the sighting telescope shell, of the lower end face of the clamping block.

Preferably, a guide cover for guiding flow is arranged at the air outlet of the L-shaped air groove at the upper end of the installation shell.

Preferably, a lithium battery is arranged on one side of the inside of the installation shell through a cavity, a solar panel is movably arranged in a sliding groove at the upper end of the clamping block, a wire is arranged on one side of the solar panel, and the wire penetrates through the clamping block, the connecting rod and the spring to be connected with the lithium battery.

Preferably, a clamping ring for supporting is arranged at one end, far away from the clamping block, of the solar cell panel.

Compared with the prior art, the utility model has the beneficial effects that:

the anti-fog device for the optical sighting telescope is provided with the defogging mechanism, the defogging mechanism comprises an L-shaped air groove, a heating net, a rotating shaft, a first bevel gear, a miniature motor, a second bevel gear, a driving belt and a fan, so that the quick elimination of the surface water fog of the sighting telescope objective lens is realized, compared with the problem that the sighting telescope with an anti-fog coating does not need to consider abrasion, the service life is longer, the defogging effect is not influenced by ambient humidity through drying hot air flow, and the drying hot air flow can be stably output under the windless state, thereby improving the defogging effect and improving the environment adaptability of the sighting telescope;

this antifog device for optical sighting telescope through being provided with clamping assembly, and clamping assembly is including clamp splice, spring and connecting rod, has realized installing fast and demolishing defogging mechanism on the sighting telescope, has improved the convenience of use to because rely on the elasticity shrink clamp splice of spring between installing the shell to press from both sides tightly, consequently also can adapt more sizes sighting telescope, further improved the practicality.

Drawings

FIG. 1 is an overall front view of the present utility model;

FIG. 2 is an overall side view of the present utility model;

FIG. 3 is a schematic diagram of the internal structure of the front view of the present utility model;

FIG. 4 is a schematic side view of the internal structure of the present utility model;

FIG. 5 is an enlarged schematic view of FIG. 3 at A in accordance with the present utility model;

fig. 6 is an enlarged schematic view of the present utility model at B in fig. 4.

In the figure: 1. a scope housing; 2. a mounting shell; 3. a clamping assembly; 301. clamping blocks; 302. a spring; 303. a connecting rod; 4. a defogging mechanism; 401. an L-shaped air duct; 402. a heating net; 403. a rotating shaft; 404. a first bevel gear; 405. a micro motor; 406. a second bevel gear; 407. a transmission belt; 408. a fan; 5. a rubber pad; 6. an air guiding strip; 7. a guide cover; 8. a lithium battery; 9. a solar cell panel; 10. and (5) conducting wires.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-6, the present utility model provides an anti-fog device for an optical sighting telescope, which comprises the following technical scheme: the anti-fog device for the optical sighting telescope comprises a sighting telescope shell 1, wherein an installation shell 2 is movably installed at the lower side of an eyepiece end of the sighting telescope shell 1, a clamping assembly 3 is movably installed at the upper end of the installation shell 2 and used for fixing the installation shell 2 and the sighting telescope shell 1, and a defogging mechanism 4 is installed in the installation shell 2; the defogging mechanism 4 comprises an L-shaped air groove 401, a rotating shaft 403, a micro motor 405, a driving belt 407 and a fan 408, wherein the L-shaped air groove 401 is arranged in the installation shell 2, the lower end of the L-shaped air groove 401 is transversely and fixedly provided with a plurality of heating nets 402, the rotating shaft 403 is symmetrically arranged in an upper notch of the L-shaped air groove 401 through a bracket, the rotating shaft 403 is rotationally connected with the bracket, the lower end of the rotating shaft 403 is welded with a first bevel gear 404, the micro motor 405 is arranged in a cavity at one side of the installation shell 2 through the bracket, the output end of the micro motor 405 is fixedly connected with a second bevel gear 406, the second bevel gear 406 is positioned in the L-shaped air groove 401 and is in meshed connection with the first bevel gear 404, the driving belt 407 is connected between the rotating shafts 403 for driving the rotating shaft 403 to synchronously rotate, the fan 408 is arranged at the upper end of the rotating shaft 403, when an objective lens of a sighting telescope is defogging to influence the sight, the micro motor 405 and the heating nets 402 are electrified, the micro motor 405 drives the second bevel gear 406, the first bevel gear 404 and the rotating shaft 403 at one side of the micro motor 405 to rotate, then under the linkage action of the transmission belt 407, the rotating shafts 403 at two sides start to rotate synchronously, so that the rotation of the fans 408 at two sides is realized, the air outlet end of the L-shaped air groove 401 forms negative pressure, external air flow starts to enter from the air inlet end of the L-shaped air groove 401 and is heated and dried by the heating net 402, finally, dry hot air flow is discharged from the air outlet end of the L-shaped air groove 401 and blown to the surface of the sighting telescope objective lens under the action of the fans 408, the water mist on the sighting telescope objective lens is eliminated, the quick elimination of the water mist on the sighting telescope objective lens is realized through the defogging mechanism 4, compared with the sighting telescope with the coating antifog sighting telescope, the service life is longer, and the defogging effect is not influenced by the ambient humidity through the defogging of the dry hot air flow, the device can stably output dry hot air flow under the windless state, improves the defogging effect and also improves the environment adaptability of the sighting telescope.

The clamping assembly 3 comprises the clamping block 301, the spring 302 and the connecting rod 303, the clamping block 301 is movably mounted on the upper side of the eyepiece end of the sighting telescope shell 1, the spring 302 is fixedly mounted at the bottom of the mounting hole on two sides of the mounting shell 2, the upper end of the connecting rod 303 is connected with two sides of the clamping block 301, the lower end of the connecting rod 303 is slidably connected in the mounting hole on two sides of the mounting shell 2 and is connected with the upper end of the spring 302, when the defogging mechanism 4 is required to be mounted on an objective lens of the sighting telescope, the clamping block 301 and the mounting shell 2 are firstly separated by utilizing the two hands to overcome the elasticity of the spring 302, then the clamping block 301 and the mounting shell 2 are sleeved on the objective lens of the sighting telescope, and then the clamping block 301 and the mounting shell 2 are tightened under the connection action of the elasticity of the spring 302 and the connecting rod 303, so that the fixation on the sighting telescope objective lens is realized, when the defogging mechanism 4 is required to be dismounted, the clamping block 301 and the mounting shell 2 are pulled again, the defogging mechanism 4 is rapidly mounted and dismounted on the sighting telescope through the clamping assembly 3, the convenience is improved, and the practical size is further improved due to the fact that the clamping block 301 and the mounting shell 2 are contracted by the elasticity of the spring 302.

A rubber pad 5 is arranged on one side of the upper end face of the installation shell 2 and one side of the lower end face of the clamping block 301, and the rubber pad 5 is positioned between the sighting telescope shell 1 and the installation shell 2 and the clamping block 301, so that the lining function is achieved, and abrasion of the sighting telescope shell 1 is avoided.

The air guide strip 6 is installed to one side that the clamp splice 301 lower terminal surface kept away from gun sight casing 1, and the lower terminal surface of air guide strip 6 is the curved surface and is used for guiding the wind discharge of blowing through the mirror surface, thereby avoids the air current disorder on objective surface to influence defogging effect.

The upper end of the installation shell 2 is provided with a guide cover 7 used for guiding air at the air outlet of the L-shaped air groove 401, and the guide cover 7 is used for controlling the air flow blowing angle, so that the air flow can be effectively blown on the surface of the objective lens.

One side of the inside of the installation shell 2 is provided with a lithium battery 8 through a cavity, a sliding groove at the upper end of the clamping block 301 is slidably connected with a solar panel 9, one side of the solar panel 9 is connected with a lead 10, the lead 10 passes through the clamping block 301, the connecting rod 303 and the spring 302 to be connected with the lithium battery 8, the lithium battery 8 realizes electric energy storage, the micro motor 405 and the heating network 402 are powered in operation, and meanwhile, the solar panel 9 realizes electric energy supplement of the lithium battery 8 in an outdoor environment.

The solar cell panel 9 is installed and is used for the snap ring of support away from the one end of clamp block 301, because solar cell panel 9 length is longer, the snap ring can provide effectual support for solar cell panel 9's end.

The working principle of the utility model is as follows:

when the anti-fog device for the optical sighting telescope is used, if the objective lens of the sighting telescope is atomized to influence the sight, the clamping block 301 and the mounting shell 2 are separated by using two hands to overcome the elasticity of the spring 302, then the clamping block 301 and the mounting shell 2 are sleeved on the objective lens of the sighting telescope, then the hands are loosened, the clamping block 301 and the mounting shell 2 are tightened under the connection action of the elasticity of the spring 302 and the connecting rod 303, the fixation on the objective lens of the sighting telescope is realized, then an external switch is manually pressed, the micro motor 405 and the heating network 402 are electrified by utilizing the lithium battery 8, the micro motor 405 drives the second bevel gear 406, the first bevel gear 404 and the rotating shaft 403 on one side of the micro motor 405 to rotate, and then the rotating shafts 403 on two sides start to synchronously rotate under the linkage action of the driving belt 407, so that the rotation of the fans 408 on two sides is realized, the air outlet end of the L-shaped air groove 401 forms negative pressure, external air flow starts to enter from the air inlet end of the L-shaped air groove 401 and is heated and dried by the heating network 402, and finally the hot air flow is discharged from the air outlet end of the L-shaped air groove 401 to the air outlet end of the air groove 402 to the surface of the sighting telescope under the action of the fan 408 to blow the objective lens to the surface of the objective lens; the utility model has simple structure and reasonable design, realizes the quick elimination of the water mist on the surface of the objective lens of the sighting telescope through the defogging mechanism 4, has longer service life compared with the problem that the sighting telescope with the anti-fog coating is not required to be considered, and can stably output the dry hot air flow under the windless state because the defogging effect is not influenced by the ambient humidity by defogging the dry hot air flow, improves the defogging effect, also improves the environment adaptability of the sighting telescope, realizes the quick installation and the dismantling of the defogging mechanism 4 on the sighting telescope through the clamping component 3, improves the use convenience, and can also adapt to sighting telescope with more sizes because the sighting telescope is clamped between the clamping block 301 and the installation shell 2 by means of the elastic shrinkage of the spring 302, thereby further improving the practicability.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. An anti-fog device for an optical sighting telescope comprises a sighting telescope shell (1), and is characterized in that: the sighting telescope comprises a sighting telescope shell (1), wherein a mounting shell (2) is movably arranged at the lower side of an eyepiece end of the sighting telescope shell (1), a clamping assembly (3) is movably arranged at the upper end of the mounting shell (2) and used for fixing the mounting shell (2) and the sighting telescope shell (1), and a defogging mechanism (4) is arranged in the mounting shell (2);

the demisting mechanism (4) comprises:

the L-shaped air groove (401), the L-shaped air groove (401) is formed in the mounting shell (2), and a plurality of heating nets (402) are transversely arranged at the lower end of the L-shaped air groove (401);

the rotating shaft (403) is movably and symmetrically arranged in the upper notch of the L-shaped wind groove (401) through a bracket, and a first bevel gear (404) is arranged at the lower end of the rotating shaft (403);

the miniature motor (405) is arranged in a cavity at one side of the installation shell (2), the output end of the miniature motor (405) is connected with a second bevel gear (406), and the second bevel gear (406) is arranged in the L-shaped air groove (401) and is meshed with the first bevel gear (404);

the transmission belt (407) is connected between the rotating shafts (403) and used for driving the rotating shafts (403) to synchronously rotate;

and a fan (408), wherein the fan (408) is arranged at the upper end of the rotating shaft (403).

2. The antifogging device for an optical sighting telescope according to claim 1, wherein: the clamping assembly (3) comprises:

the clamping block (301) is movably arranged on the upper side of the eyepiece end of the sighting telescope shell (1);

the springs (302) are arranged in mounting holes on two sides of the mounting shell (2);

the connecting rod (303), the upper end of connecting rod (303) is connected with the both sides of clamp splice (301), the lower extreme activity of connecting rod (303) sets up in the mounting hole of installing shell (2) both sides and is connected with spring (302).

3. The antifogging device for an optical sighting telescope according to claim 2, characterized in that: one side of the upper end surface of the installation shell (2) and one side of the lower end surface of the clamping block (301) are provided with rubber pads (5).

4. The antifogging device for an optical sighting telescope according to claim 2, characterized in that: one side of the lower end surface of the clamping block (301) far away from the sighting telescope shell (1) is provided with an air guide strip (6).

5. The antifogging device for an optical sighting telescope according to claim 1, wherein: the upper end of the installation shell (2) is provided with a guide cover (7) for guiding the air at the air outlet of the L-shaped air duct (401).

6. The antifogging device for an optical sighting telescope according to claim 2, characterized in that: the lithium battery (8) is arranged on one side of the inside of the installation shell (2) through a cavity, a solar cell panel (9) is movably arranged in a chute at the upper end of the clamping block (301), a lead (10) is arranged on one side of the solar cell panel (9), and the lead (10) penetrates through the clamping block (301), the connecting rod (303) and the spring (302) to be connected with the lithium battery (8).

7. The antifogging device for an optical sighting telescope of claim 6, wherein: one end of the solar cell panel (9) far away from the clamping block (301) is provided with a clamping ring for supporting.