CN112268551B - Photoelectric tracking and aiming device based on optical inner channel and double-seal ring dynamic seal - Google Patents
Photoelectric tracking and aiming device based on optical inner channel and double-seal ring dynamic seal Download PDFInfo
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- CN112268551B CN112268551B CN202011101217.3A CN202011101217A CN112268551B CN 112268551 B CN112268551 B CN 112268551B CN 202011101217 A CN202011101217 A CN 202011101217A CN 112268551 B CN112268551 B CN 112268551B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/46—Sighting devices for particular applications
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Abstract
The invention relates to the technical field of photoelectricity, aims to solve the problems that an ATP system in the prior art is insufficient in light path channel cleaning type and dynamic sealing performance under high maneuverability, and provides a photoelectricity tracking and aiming device based on an optical inner channel and double sealing ring dynamic sealing. The tracking rack comprises a pitching axis system, a horizontal axis system, a pitching motor and a horizontal motor; the pitching axis system is connected with the horizontal axis system and can rotate horizontally under the drive of the horizontal axis system; the transmitting telescope device and the tracking auxiliary device are respectively connected with the pitching axis system; an accommodating space is arranged in the tracking rack, the inlet end of the lower box body is sealed by a window sealing mirror, and the outlet end of the lower box body is communicated with a first corrugated pipe; the outlet end of the first corrugated pipe is sealed by an optical dynamic sealing window; the pitching rotating shaft of the pitching shaft system is provided with a through hole and a yielding notch; the inlet end of the second corrugated pipe corresponds to the outlet end of the first corrugated pipe, and the outlet end of the second corrugated pipe enters the through hole of the pitching rotating shaft through the abdicating notch. The invention has the beneficial effect of ensuring the cleanness and dynamic sealing of the channel in the light path.
Description
Technical Field
The invention relates to the technical field of photoelectricity, in particular to a photoelectric tracking device based on an optical inner channel and double-sealing-ring dynamic sealing.
Background
A beam control and tracking aiming system (ATP) is one of key technologies of a high-power laser system, and mainly completes functional links such as high-power laser transmission, pointing control, target recognition and tracking, active lighting, aiming and striking and the like. In the 90's of the last century, with the invention of fast control mirror technology, tracking systems could be designed as beam directors and applied to laser emitting systems. The Continuous Brashear System (CBS) in 1998 has successfully developed a large set of beam director systems weighing up to 15000 pounds, in which a high precision, high dynamic, low jitter, three axis gimbal mount can be used as a telescopic launch System for target imaging and laser beam directing and focusing mechanisms. Since then, the "nautilus" tactical high-energy laser weapon system developed by united states and israel marks the maturity of the ground based ATP system design and is applied to the actual system.
With the increasing requirements of the ATP system, especially the mobility of the ATP system itself, the cleanness of the inner channel of the ATP device at high power, and the dynamic sealing characteristics, the ATP system has become the key point of research.
Disclosure of Invention
The invention aims to provide a photoelectric tracking device based on optical inner channels and double-seal ring dynamic seal, and aims to solve the problems that an ATP system in the prior art is insufficient in cleaning type and dynamic seal of optical path channels under high mobility.
The embodiment of the invention is realized by the following steps:
a photoelectric tracking device based on optical inner channels and double seal ring dynamic seals comprises a transmitting telescopic device, a tracking frame and a tracking auxiliary device;
the tracking rack comprises a pitching shaft system, a horizontal shaft system, a pitching motor and a horizontal motor; the pitching shaft system can be driven to rotate by the pitching motor, and the horizontal shaft system can be driven to rotate by the horizontal motor;
the pitching shaft system is connected to the horizontal shaft system and can be driven by the horizontal shaft system to horizontally rotate; the launching telescope device and the tracking and aiming auxiliary device are respectively connected to the pitching axis system and can be driven by the pitching axis system to pitch and rotate;
an accommodating space is arranged in the tracking rack, and a lower box body, a first corrugated pipe, a second corrugated pipe, a first relay fast reflecting mirror and a second relay fast reflecting mirror are arranged in the accommodating space;
the inlet end of the lower box body is sealed by a window sealing mirror, and the outlet end of the lower box body is communicated with the first corrugated pipe; the outlet end of the first corrugated pipe is sealed by an optical dynamic sealing window; the first relay quick reflection mirror is arranged in the lower box body and is inclined to correspond to the window sealing mirror and the first corrugated pipe so as to reflect the light beam incident from the window sealing mirror to the first corrugated pipe;
The pitching shafting comprises a pitching seat part and a pitching rotating shaft with a shaft hole matched in the pitching seat part; the pitching rotating shaft is provided with a through hole which is communicated along the axial direction of the pitching rotating shaft, and one side of the peripheral wall of the rotating shaft, which faces the horizontal shaft system, is provided with a abdicating notch; the inlet end of the second corrugated pipe corresponds to the outlet end of the first corrugated pipe, and the outlet end of the second corrugated pipe enters the through hole of the pitching rotating shaft through the abdicating notch; the second relay fast reflecting mirror is arranged in the through hole of the pitching rotating shaft, obliquely corresponds to the outlet end of the second corrugated pipe, and can reflect the light beam emitted from the second corrugated pipe to enter the emission telescopic device along the axial direction of the pitching rotating shaft;
the exit end of the emission telescope device is closed by the emission large window, and the entrance end of the emission telescope device is closed by the emission small window.
When the photoelectric tracking and aiming device based on the optical inner channel and the double-seal ring dynamic seal in the scheme is used, under the auxiliary tracking and aiming of the auxiliary device, a light beam enters the lower box body through the 1.5-degree window sealing lens, and then sequentially passes through the first corrugated pipe and the second corrugated pipe after being reflected by the first relay fast reflector, and then is reflected by the second relay fast reflector to be emitted to the transmitting telescope device along the axis direction of the pitching axis system, enters through the small transmitting window of the transmitting telescope device, and is emitted from the large window of the transmitting telescope device.
In the structure, the lower box body is connected with the first corrugated pipe, and the ports of the lower box body and the first corrugated pipe are respectively sealed by the 1.5-degree window sealing mirror and the optical window sealing window, so that one internally sealed segment is formed, and the device can realize dynamic sealing of an internal light path in the segment when horizontally rotating; similarly, the close arrangement of the small and large transmission windows of the telescope causes the telescope to form another internally sealed segment that separates the telescope from the tracking gantry.
To sum up, the photoelectricity of the interior passageway of the basis in this scheme and double seal circle movive seal is followed and is aimed the device and compare prior art and have one of following beneficial effect at least:
1) the scheme realizes the dynamic sealing of the horizontal shaft system and the pitch shaft system of the transmitting telescope device by the mode of the optical inner channel, and the dynamic sealing characteristic can ensure the cleanness of the inner channel for a long time; particularly when the power is ultrahigh, dry gas can be filled in the inner channel, so that the dynamic sealing property of the gas is ensured;
2) the scheme can realize the sectional dynamic sealing, has strong device maintainability for the local sealing of the tracking device, and realizes the conversion of a product prototype to product equipment;
3) the scheme adopts modularization to realize the dynamic sealing of ATP, and the structure can realize local inflation at the same time to realize a constant working environment under a local environment;
4) The system is simple and easy to realize.
In one embodiment:
the horizontal shafting support is arranged on the base; the base is hollow; the horizontal shaft system comprises a horizontal seat part and a horizontal rotating part which is rotatably arranged on the horizontal seat part, and the horizontal seat part and the horizontal rotating part are provided with inner holes which are communicated along the direction of the rotating axis; the pitching seat part is connected to the horizontal rotating part in a supporting mode and is provided with a communicating hole, the lower end of the communicating hole is communicated with an inner hole of the horizontal shaft system, and the upper end of the communicating hole is communicated with a abdicating notch of the pitching rotating shaft; the base is inside, the hole of horizontal axis, the intercommunicating pore of every single move seat portion the notch of stepping down, the through-hole of every single move pivot communicates the formation in proper order the accommodation space.
Under this setting, set up the hole and form the accommodation space of intercommunication in each structure inside for the box, first bellows, second bellows, the first relay is turned over the mirror soon and the second relay is turned over the mirror isotructure soon of holding down aforesaid, makes when device level is rotated or every single move is rotated, and inside light path can not receive the pivoted influence, is convenient for realize the dynamic seal and realizes passageway in the light path.
In one embodiment:
and a sealing ring is arranged between the pitching seat part and the contact surface between the horizontal rotating parts to realize sealing, so that a communication channel between an inner hole of the horizontal shaft system and the communication hole of the pitching seat part is sealed.
This arrangement can achieve sealing between the pitching seat portion and the horizontal turning portion.
In one embodiment:
the launching telescoping device is connected to one axial end of the pitching rotating shaft through a flange on one side of an inlet end of the launching telescoping device, and the connecting surface of the launching telescoping device and the pitching rotating shaft is sealed through a sealing ring.
In one embodiment:
the middle part of the pitching rotating shaft protrudes outwards to form a shape with a larger diameter at the middle part and smaller diameters at two ends, the pitching rotating shaft is in running fit with the pitching seat part through the outer circumferences of the sections with smaller diameters at the two ends, and a sealing ring is arranged between the pitching rotating shaft and the matching surface of the pitching rotating shaft and the pitching seat part;
the second relay fast reflecting mirror is arranged in the middle of the pitching rotating shaft.
In one embodiment:
the first relay fast reflecting mirror and the second relay fast reflecting mirror are both set to be adjustable in mirror body inclination angle so as to be used for correcting deviation of an optical axis, a horizontal axis system and a pitching axis system mechanical axis.
In one embodiment:
The first corrugated pipe and the second corrugated pipe are both sealing cavities of internal channels, and the end faces of the first corrugated pipe and the second corrugated pipe are sealed through flanges and sealing rings.
In one embodiment:
the tracking and aiming auxiliary device comprises an auxiliary frame, and an illumination laser device, a target distance measuring machine, a target visible light detector and an infrared capturing and imaging camera which are arranged on the auxiliary frame;
the auxiliary frame is connected to the other axial end of the pitching rotating shaft and rotates in a pitching mode along with the pitching rotating shaft synchronously with the launching telescoping device.
In one embodiment:
the circumferential extension angle of the abdicating notch is larger than the pitching rotation angle of the pitching rotation shaft, so that the communication of the accommodating space is kept in the pitching rotation.
In one embodiment:
the window sealing mirror is a window sealing mirror with an emission angle of 1.5 degrees.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings referred to in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram illustrating an optoelectronic tracking device based on an optical inner channel and a double-sealing ring dynamic seal in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a tracking gantry in an embodiment of the present invention (base not shown);
FIG. 3 is an exploded view of the launch telescope;
FIG. 4 is a front view of the launch telescope;
FIG. 5 is a cross-sectional view of a flange structure of the launch telescope device for attachment to a tracking gantry;
FIG. 6 is a schematic structural diagram of a pitch rotating shaft;
FIG. 7 is a cross-sectional view of a pitch shaft;
FIG. 8 is an enlarged view of FIG. 2 at B;
fig. 9 is an enlarged view of fig. 2 at C.
Icon: the device comprises a photoelectric tracking device 10 based on an optical inner channel and double-seal ring dynamic seal, a transmitting telescopic device 11, a tracking frame 12, a tracking auxiliary device 13, a base 14, a pitching axis system 15, a horizontal axis system 16, a horizontal seat 17, a pitching motor 18, a horizontal motor 19, an accommodating space 20, a lower box body 21, a first corrugated pipe 22, a second corrugated pipe 23, a first relay quick-reflection mirror 24, a second relay quick-reflection mirror 25, a window sealing mirror 26, an optical dynamic seal window sealing window 27, a pitching seat 28, a pitching rotating shaft 29, a through hole 30, a abdicating notch 31, an auxiliary frame 32, an illumination laser device 33, a target distance measuring machine 34, a target visible light detector 35, an infrared capture imaging camera 36, a transmitting large window 37, a transmitting small window 38, a flange 39, a horizontal rotating part 40, a sealing groove 41, an inner hole 42, a communicating hole 43 and a special navigation plug-in 44.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
With reference to fig. 1 and fig. 2, the present embodiment provides an optical tracking device 10 based on optical inner channel and double-sealing-ring dynamic seal, which includes a transmitting telescope device 11, a tracking frame 12, and a tracking auxiliary device 13. The tracking frame 12 includes a base 14, a pitch axis system 15, and a horizontal axis system 16. The horizontal axis 16 is arranged on the base 14, the pitch axis 15 is connected on the horizontal axis 16, the pitch axis 15 can be driven by the pitch motor 18 to rotate, and the horizontal axis 16 can be driven by the horizontal motor 19 to rotate. The pitching axis system 15 is connected to the horizontal axis system 16 and can rotate horizontally under the driving of the horizontal axis system 16; the transmitting telescope device 11 and the tracking auxiliary device 13 are respectively connected to the pitch axis system 15 and can rotate in a pitching manner under the driving of the pitch axis system 15. Optionally, the transmitting telescope device 11 and the tracking auxiliary device 13 are respectively arranged at two axial ends of the pitching axis system 15 so as to be in a certain symmetrical arrangement mode, so that the overall gravity center of the structure falls on the tracking frame 12 as much as possible, and the overall balance of the structure is improved.
Referring to fig. 2, in the present embodiment, an accommodating space 20 is provided in the tracking rack 12, and a lower box 21, a first corrugated tube 22, a second corrugated tube 23, a first relay fast reflector 24, and a second relay fast reflector 25 are provided in the accommodating space 20. Wherein, optionally, the first relay fast reflecting mirror 24 and the second relay fast reflecting mirror 25 are both arranged with adjustable mirror body inclination angles for correcting the deviation of the optical axis and the mechanical axes of the horizontal axis system 16 and the pitch axis system 15. The modulation of the first 24 and second 25 relay mirrors may be closed loop with an external control unit by a connector, which may be a dedicated navigation card 44 with sealing features. The first bellows 22 and the second bellows 23 are both sealed cavities of an internal channel, and the end surfaces thereof are sealed by flanges and sealing rings. The inlet end of the lower box 21 is closed by a window sealing mirror 26, and the outlet end is communicated with the first corrugated pipe 22, and optionally, the window sealing mirror 26 is a window sealing mirror 26 with an emission angle of 1.5 degrees, which can prevent the returned laser from damaging the laser. The outlet end of the first bellows 22 is closed by an optical dynamic seal window 27; the first relay quick mirror 24 is disposed in the lower case 21 and is inclined with respect to the window sealing mirror 26 and the first corrugated tube 22 so that it can reflect the light beam incident from the window sealing mirror 26 to the first corrugated tube 22. The pitch axis system 15 includes a pitch seat 28 and a pitch rotation shaft 29 whose shaft hole is fitted inside the pitch seat 28; the pitching rotating shaft 29 is provided with a through hole 30 which penetrates along the axial direction of the pitching rotating shaft, and one side of the peripheral wall of the pitching rotating shaft 29, which faces the horizontal shaft system 16, is provided with a relief notch 31; the inlet end of the second corrugated pipe 23 corresponds to the outlet end of the first corrugated pipe 22, and the outlet end of the second corrugated pipe 23 enters the through hole 30 of the pitch rotating shaft 29 through the abdicating notch 31; the second relay quick mirror 25 is disposed in the through hole 30 of the elevation rotation shaft 29, and is obliquely corresponding to the exit end of the second bellows 23, and can reflect the light beam emitted from the second bellows 23 to enter the emission telescopic device 11 along the axial direction of the elevation rotation shaft 29.
In this embodiment, optionally, the tracking aid 13 includes an auxiliary frame 32, and an illumination laser device 33, a target distance measuring machine 34, a target visible light detector 35, and an infrared capture imaging camera 36 which are mounted on the auxiliary frame 32; the sub-frame 32 is attached to the other axial end of the pitch rotating shaft 29 to perform pitch rotation with the pitch rotating shaft 29 in synchronization with the launch telescope unit 11.
With reference to fig. 3, 4 and 5, the exit end of the telescopic launching device 11 is closed by a large launching window 37 and the entrance end is closed by a small launching window 38. The launch telescope device 11 is connected to one axial end of the pitch rotating shaft 29 by a flange 39 on the inlet end side thereof, and the connection surface between the two is sealed by a seal ring. Specifically, referring to fig. 5, a sealing groove 41 may be formed at the connecting surface, and a sealing ring (not shown) may be disposed in the sealing groove 41. The arrangement mode is convenient to realize the connection of the launching telescope device 11 and the tracking frame 12 on the basis of ensuring the separation of the launching telescope device 11 and the tracking frame 12.
When the photoelectric tracking device 10 based on the optical inner channel and the double-seal ring dynamic seal in the scheme is used, under the auxiliary tracking of the tracking auxiliary device 13, light beams enter the lower box body 21 through the 1.5-degree window sealing mirror 26, are reflected by the first relay fast reflecting mirror 24 and then sequentially pass through the first corrugated pipe 22 and the second corrugated pipe 23, are reflected by the second relay fast reflecting mirror 25 to be emitted to the emission telescope device 11 along the axial direction of the pitching axis system 15, enter through the emission small window 38 of the emission telescope device 11 and are emitted from the emission small window 37 of the emission telescope device 11.
In the structure, because the lower box body 21 is connected with the first corrugated pipe 22, and the ports are respectively closed by the 1.5-degree window sealing mirror 26 and the optical dynamic sealing window 27, one internally sealed segment is formed, and the device can realize dynamic sealing of an internal optical path in the segment when horizontally rotating; similarly, the close arrangement of the small emission window 38 and the large emission window 37 of the telescopic emission device 11 allows the telescopic emission device 11 to form another internally sealed segment, isolating the telescopic emission device from the tracking gantry 12.
In conclusion, the photoelectric tracking and aiming device 10 based on the optical inner channel and the double-seal ring dynamic seal in the scheme has at least one of the following beneficial effects compared with the prior art:
1) the scheme realizes the dynamic sealing of the horizontal shaft system 16 and the transmitting telescope device pitching shaft system 15 in an optical inner channel mode, and the dynamic sealing characteristic can ensure the cleanness of the inner channel for a long time; particularly when the power is ultrahigh, dry gas can be filled into the inner channel, so that the dynamic sealing property of the gas is ensured;
2) the scheme can realize the sectional dynamic sealing, has strong device maintainability for the local sealing of the tracking device, and realizes the conversion of a product prototype to product equipment;
3) The scheme adopts modularization to realize the dynamic sealing of ATP, and the structure can realize local inflation at the same time to realize a constant working environment under a local environment;
4) the system is simple and easy to realize.
In this embodiment, the accommodating space 20 is formed as follows:
the horizontal shaft 16 is supported on the base 14; the base 14 is hollow inside; the horizontal shaft system 16 comprises a horizontal seat part 17 and a horizontal rotating part 40 which is rotatably arranged on the horizontal seat part 17, and the horizontal seat part 17 and the horizontal rotating part 40 are provided with inner holes 42 which penetrate along the rotating axis direction; the pitching seat part 28 is supported and connected on the horizontal rotating part 40 and is provided with a communication hole 43, the lower end of the communication hole 43 is communicated with an inner hole 42 of the horizontal shaft system 16, and the upper end is communicated with the abdicating notch 31 of the pitching rotating shaft 29; the inner hole 42 of the horizontal shaft system 16, the communication hole 43 of the pitching seat portion 28, the relief notch 31 and the through hole 30 of the pitching rotating shaft 29 are sequentially communicated to form the accommodating space 20 inside the base 14. Under this setting, set up the hole and form the accommodation space 20 of intercommunication in each structure inside for the structure such as the aforesaid lower box 21 of holding, first bellows 22, second bellows 23, first relay fast reflection mirror 24 and second relay fast reflection mirror 25 for when the device level is rotated or the every single move rotation, inside light path can not receive the pivoted influence, is convenient for realize the dynamic seal and realizes passageway in the light path.
In this embodiment, a sealing ring is provided between the contact surfaces between the pitching holding portion 28 and the horizontal rotating portion 40 to seal the communication passage between the inner hole 42 of the horizontal shaft system 16 and the communication hole 43 of the pitching holding portion 28. This arrangement provides a seal between the pitch seat portion 28 and the horizontal swivel portion 40. Specifically, referring to fig. 8, a sealing groove 41 may be formed at the contact surface, and a sealing ring (not shown) may be disposed in the sealing groove 41.
Referring to fig. 6 and 7 in a matching manner, in the present embodiment, the middle of the pitch rotating shaft 29 protrudes outwards to form a shape with a larger diameter at the middle and smaller diameters at the two ends, the pitch rotating shaft 29 forms a rotating fit with the pitch seat 28 through the outer circumference of the small-diameter sections at the two ends, and a sealing ring is arranged between the outer circumference and the matching surface of the pitch rotating shaft 29 and the pitch seat 28; specifically, referring to fig. 9, a sealing groove 41 may be formed at the connecting surface, and a sealing ring (not shown) may be disposed in the sealing groove 41. The second relay fast mirror 25 is disposed in the middle of the pitch rotation shaft 29. The circumferential extension angle of the relief notch 31 is larger than the pitch rotation angle of the pitch rotation shaft 29 so that the communication of the accommodation space 20 is maintained in the pitch rotation.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a photoelectric tracking aims device based on passageway and double seal circle movive seal in optics which characterized in that:
the photoelectric tracking device comprises a transmitting telescopic device, a tracking frame and a tracking auxiliary device;
the tracking rack comprises a pitching shaft system, a horizontal shaft system, a pitching motor and a horizontal motor; the pitching shaft system can be driven to rotate by the pitching motor, and the horizontal shaft system can be driven to rotate by the horizontal motor;
the pitching shaft system is connected to the horizontal shaft system and can be driven by the horizontal shaft system to horizontally rotate; the transmitting telescope device and the tracking auxiliary device are respectively connected to the pitching axis system and can be driven by the pitching axis system to pitch and rotate;
an accommodating space is arranged in the tracking rack, and a lower box body, a first corrugated pipe, a second corrugated pipe, a first relay fast reflecting mirror and a second relay fast reflecting mirror are arranged in the accommodating space;
the inlet end of the lower box body is sealed by a window sealing mirror, and the outlet end of the lower box body is communicated with the first corrugated pipe; the outlet end of the first corrugated pipe is sealed by an optical dynamic sealing window; the first relay quick reflection mirror is arranged in the lower box body and is inclined to correspond to the window sealing mirror and the first corrugated pipe so as to reflect the light beam incident from the window sealing mirror to the first corrugated pipe;
The pitching shafting comprises a pitching seat part and a pitching rotating shaft, wherein the shaft hole of the pitching rotating shaft is matched in the pitching seat part; the pitching rotating shaft is provided with a through hole which is communicated along the axial direction of the pitching rotating shaft, and one side of the peripheral wall of the rotating shaft, which faces the horizontal shaft system, is provided with a abdicating notch; the inlet end of the second corrugated pipe corresponds to the outlet end of the first corrugated pipe, and the outlet end of the second corrugated pipe enters the through hole of the pitching rotating shaft through the abdicating notch; the second relay quick reflection mirror is arranged in the through hole of the pitching rotating shaft, obliquely corresponds to the outlet end of the second corrugated pipe, and can reflect the light beam emitted from the second corrugated pipe to be emitted into the emission telescopic device along the axial direction of the pitching rotating shaft;
the outlet end of the transmitting telescopic device is sealed by a transmitting large window, and the inlet end of the transmitting telescopic device is sealed by a transmitting small window;
the horizontal shafting support is arranged on the base; the base is hollow;
the horizontal shaft system comprises a horizontal seat part and a horizontal rotating part which is rotatably arranged on the horizontal seat part, and the horizontal seat part and the horizontal rotating part are provided with inner holes which are communicated along the direction of the rotating axis;
the pitching seat part is connected to the horizontal rotating part in a supporting mode and is provided with a communicating hole, the lower end of the communicating hole is communicated with an inner hole of the horizontal shaft system, and the upper end of the communicating hole is communicated with a abdicating notch of the pitching rotating shaft;
The inner part of the base, the inner hole of the horizontal shaft system, the communication hole of the pitching seat part, the abdicating notch and the through hole of the pitching rotating shaft are sequentially communicated to form the accommodating space;
a sealing ring is arranged between contact surfaces between the pitching seat part and the horizontal rotating part to realize sealing, so that a communication channel between an inner hole of the horizontal shaft system and a communication hole of the pitching seat part is sealed;
the launching telescoping device is connected with one axial end of the pitching rotating shaft through a flange on one side of the inlet end of the launching telescoping device, and the connecting surfaces of the launching telescoping device and the pitching rotating shaft are sealed through a sealing ring;
the first corrugated pipe and the second corrugated pipe are both sealing cavities of the inner channel, and the end faces of the first corrugated pipe and the second corrugated pipe are sealed through flanges and sealing rings.
2. The photoelectric tracking device based on the optical inner channel and the double-sealing-ring dynamic seal according to claim 1, characterized in that:
the middle part of the pitching rotating shaft protrudes outwards to form a shape with a larger diameter at the middle part and smaller diameters at two ends, the pitching rotating shaft is in running fit with the pitching seat part through the outer circumferences of the sections with smaller diameters at the two ends, and a sealing ring is arranged between the pitching rotating shaft and the matching surface of the pitching rotating shaft and the pitching seat part;
the second relay fast reflecting mirror is arranged in the middle of the pitching rotating shaft.
3. The photoelectric tracking device based on the optical inner channel and the double-sealing-ring dynamic seal as claimed in claim 1, wherein:
the first relay fast reflecting mirror and the second relay fast reflecting mirror are both set to be adjustable in mirror body inclination angle so as to be used for correcting deviation of an optical axis, a horizontal axis system and a pitching axis system mechanical axis.
4. The photoelectric tracking device based on the optical inner channel and the double-sealing-ring dynamic seal according to claim 1, characterized in that:
the tracking and aiming auxiliary device comprises an auxiliary frame, and an illumination laser device, a target distance measuring machine, a target visible light detector and an infrared capturing and imaging camera which are arranged on the auxiliary frame;
the auxiliary frame is connected to the other axial end of the pitching rotating shaft and synchronously rotates in a pitching mode along with the pitching rotating shaft together with the launching telescoping device.
5. The photoelectric tracking device based on the optical inner channel and the double-sealing-ring dynamic seal according to claim 1, characterized in that:
the circumferential extension angle of the abdicating notch is larger than the pitching rotation angle of the pitching rotation shaft, so that the communication of the accommodating space is kept in the pitching rotation.
6. The photoelectric tracking device based on the optical inner channel and the double-sealing-ring dynamic seal according to claim 1, characterized in that:
The window sealing mirror is a window sealing mirror with a 1.5-degree emission angle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011101217.3A CN112268551B (en) | 2020-10-15 | 2020-10-15 | Photoelectric tracking and aiming device based on optical inner channel and double-seal ring dynamic seal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011101217.3A CN112268551B (en) | 2020-10-15 | 2020-10-15 | Photoelectric tracking and aiming device based on optical inner channel and double-seal ring dynamic seal |
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| CN112268551B true CN112268551B (en) | 2022-06-28 |
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