CN220305562U

CN220305562U - Anti-shake telescope and laser range finder comprising same

Info

Publication number: CN220305562U
Application number: CN202322263765.1U
Authority: CN
Inventors: 焦志涛
Original assignee: Chengdu Dingxin Precision Control Technology Co ltd
Current assignee: Chengdu Dingxin Precision Control Technology Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-01-05
Anticipated expiration: 2033-08-21

Abstract

The utility model provides an anti-shake telescope and a laser range finder formed by the same, wherein the anti-shake telescope comprises a tripod head cabin, an objective lens and an eyepiece which are respectively connected to two ends of the tripod head cabin, and a prism tripod head assembly arranged in the tripod head cabin. The prism holder assembly comprises an outer frame which can rotate in a pitching mode and is installed in the holder cabin, a prism shell which can rotate horizontally and is installed in the outer frame, a ridge erecting prism which is installed in the prism shell, inner shaft magnetic steel which is arranged on the side face of the prism shell, an inner shaft driving circuit board which is arranged on the side face of the outer frame and the like. The laser range finder comprises a range finder shell, a range finding circuit board arranged in the range finder shell, a laser range finding module and the anti-shake telescope. The utility model has simple and compact structure, small volume and simple assembly, and can meet the miniaturization requirement of users.

Description

Anti-shake telescope and laser range finder comprising same

Technical Field

The utility model relates to the technical field of telescope anti-shake, in particular to an anti-shake telescope and a laser range finder formed by the same.

Background

The telescope can be slightly rocked due to the influence of external factors such as wind power and the like in the use process, but the slight rocking can bring severe rocking to the field of view, so that the stability of observation is influenced. In order to solve the influence caused by the shaking of the telescope, the applicant discloses a prism holder and an image stabilizing telescope formed by the prism holder in the patent technology with the application number of CN202320138611.7, wherein the technology senses shaking data of the telescope through a sensor and then drives an erecting prism to rotate through an azimuth axis motor and a pitching axis motor so as to eliminate the influence caused by shaking of the telescope. Although the telescope observation is more stable by the technology, the technology has the advantages of complex structure, large volume and difficult assembly, and cannot meet the requirements of users.

Disclosure of Invention

In order to solve the existing problems, the utility model provides an anti-shake telescope and a laser range finder formed by the same, which have simple and compact structure, small volume and relatively low cost, and meet the current miniaturization requirement.

The utility model is realized by the following scheme: an anti-shake telescope and a laser range finder formed by the same comprise a tripod head cabin, an objective lens and an eyepiece which are respectively connected to two ends of the tripod head cabin, and a prism tripod head assembly arranged in the tripod head cabin; the prism holder assembly comprises an outer frame, a prism shell, a ridge positive prism, an inner shaft magnetic steel, an inner shaft driving circuit board, an inner shaft driving coil, an inner shaft Hall element, an outer shaft magnetic steel, an anti-shake control circuit board, a gyroscope sensor, an outer shaft driving coil and an outer shaft Hall element, wherein the outer frame is installed in a holder cabin and can rotate in a pitching mode, the prism shell is installed in the outer frame and can rotate horizontally, the ridge positive prism is installed in the prism shell, the inner shaft magnetic steel is arranged on the side face of the prism shell, the inner shaft driving circuit board is arranged on the side face of the outer frame, the inner shaft driving coil and the inner shaft Hall element are arranged on the inner shaft driving circuit board and are opposite to the inner shaft magnetic steel in position, the anti-shake control circuit board is installed above the holder cabin, and the gyroscope sensor and the outer shaft driving coil and the outer shaft Hall element are arranged on the anti-shake control circuit board.

A battery cabin shell is arranged on the inner side of a cabin cover of the cradle head cabin, a battery is installed in the battery cabin shell, and conductive contact pieces connected with the anode and the cathode of the battery are respectively arranged at two ends of the battery cabin shell; the two conductive contact pieces are respectively contacted with two power supply contacts on the anti-shake control circuit board; the inner shaft driving circuit board is electrically connected with the anti-shake control circuit board.

Furthermore, rotating bearings are arranged on two opposite side walls of the outer frame, and threaded holes are arranged on two opposite side walls of the cradle head cabin; the screw hole is internally provided with a screw, and the front end of the screw is connected with a rotating bearing so that the outer frame can rotate in a pitching way.

The upper end and the lower end of the prism shell are respectively connected with the upper side wall and the lower side wall of the outer frame through an inner rotation shaft so that the prism shell can horizontally rotate.

The outer wall of the hatch cover is provided with a key cap which is connected with keys on the anti-shake control circuit board.

The inner shaft driving circuit board is electrically connected with the anti-shake control circuit board through a flexible connecting wire.

A transmission display screen is arranged between the cradle head cabin and the ocular.

A laser range finder comprises a range finder shell, a range finding circuit board, a laser range finding module and the anti-shake telescope, wherein the range finding circuit board, the laser range finding module and the anti-shake telescope are arranged in the range finder shell; the laser ranging module is electrically connected with the ranging circuit board, the ranging circuit board is electrically connected with the anti-shake control circuit board and the transmission display screen in the anti-shake telescope, and the ranging circuit board is provided with a power supply battery.

Compared with the prior art, the application has the following beneficial effects: the utility model has simple and compact structure, small volume and simple assembly, and can meet the miniaturization requirement of users.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not limit the application. Like reference symbols in the various drawings indicate like elements. Wherein,

fig. 1 is an exploded view of the present utility model.

Fig. 2 is a block diagram of a prism pan-tilt assembly and hatch cover of the present utility model.

Fig. 3 is a schematic structural diagram of the laser range finder of the present utility model.

The reference numerals in the above figures are: 1-objective lens, 2-prism holder assembly, 20-roof positive prism, 21-prism shell, 22-inner shaft magnetic steel, 23-inner shaft rotary shaft, 24-outer frame, 25-rotary bearing, 26-inner shaft driving circuit board, 27-outer shaft magnetic steel, 28-anti-shake control circuit board, 29-flexible connecting wire, 31-battery compartment shell, 32-conductive contact piece, 33-key cap, 3-cabin cover, 4-holder cabin, 5-eyepiece, 6-transmission display screen, 7-laser ranging module, 8-ranging circuit board, 9-power supply battery and 10-range finder shell.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that if the terms "first," "second," and the like are referred to in the specification, claims, and drawings of the present application, they are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, if the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, if the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like are referred to, the indicated azimuth or positional relationship is based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Further, in this application, the terms "mounted," "configured," "provided," "connected," "sleeved," and the like are to be construed broadly if they refer to. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

As shown in fig. 1 and 2, the present embodiment discloses an anti-shake telescope, which includes a pan-tilt cabin 4, an objective lens 1 and an eyepiece 5 respectively connected to two ends of the pan-tilt cabin 4, and a prism pan-tilt assembly 2 installed in the pan-tilt cabin 4. Specifically, connectors are respectively arranged at two ends of the cradle head cabin 4, and the connectors are connected with the objective lens 1 and the ocular lens 5 through threads. The upper end of the pan-tilt cabin 4 is provided with a cabin cover 3 to facilitate the installation of the prism-pan-tilt assembly 2 inside the pan-tilt cabin 4.

As another embodiment, a transmissive display screen 6 is provided between the pan-tilt-head module 4 and the eyepiece 5.

As shown in fig. 2, the prism holder assembly 2 includes an outer frame 24, a prism case 21, a roof prism 20, an inner shaft magnetic steel 22, an inner shaft driving circuit board 26, an inner shaft driving coil, an inner shaft hall element, an outer shaft magnetic steel 27, an anti-shake control circuit board 28, a gyro sensor, an outer shaft driving coil, and an outer shaft hall element.

The two opposite side walls of the outer frame 24 are respectively provided with a rotary bearing 25, the two opposite side walls of the cradle head cabin 4 are respectively provided with a threaded hole, and the positions of the rotary bearings 25 and the threaded holes correspond to each other. When the cradle head is installed, the screw is screwed into the threaded hole from outside to inside, and the front end of the screw is connected with the rotating bearing 25, so that the outer frame 24 can do pitching rotation in the cradle head cabin 4. In this embodiment, screws are used to screw into the pan-tilt cabin 4 from outside to inside, so as to serve as a rotating shaft of the outer frame 24, and the assembly and disassembly of the prism pan-tilt assembly 2 are simpler and more convenient.

In addition, the upper and lower ends of the prism case 21 are respectively connected with the upper and lower side walls of the outer frame 24 through the inner rotation shaft 23; that is, bearings are mounted on both upper and lower side walls of the outer frame 24, and one end of the inner rotation shaft 23 is mounted on the bearings while the other end is fixed to the prism housing 21, so that the prism housing 21 can horizontally rotate within the outer frame 24.

The roof prism 20 is mounted in the prism housing 21 such that the light path passes from the objective lens 1 through the roof prism 20, then to the eyepiece 5 and finally to the observer's eye.

The inner shaft magnetic steel 22 is arranged on the side surface of the prism shell 21, the inner shaft driving circuit board 26 is arranged on the side surface of the outer frame 24, and the inner shaft driving coil and the inner shaft Hall element are both arranged on the inner shaft driving circuit board 26 and are electrically connected with the inner shaft driving circuit board 26; in addition, the positions of the inner shaft drive coil and the inner shaft hall element are opposite to the positions of the inner shaft magnetic steel 22. Through the above structure, the inner shaft driving coil and the inner shaft magnetic steel 22 together form an inner shaft driving device capable of driving the prism housing 21 to horizontally rotate. The inner shaft hall element can detect movement information of the inner shaft magnetic steel 22, and is realized by adopting an SS49E type hall element.

Correspondingly, an outer shaft magnetic steel 27 is arranged on the top of the outer frame 24, and an anti-shake control circuit board 28 is arranged above the interior of the cradle head cabin 4 through a mounting column. The gyroscope sensor, the outer shaft driving coil and the outer shaft Hall element are all arranged on the anti-shake control circuit board 28 and are all electrically connected with the anti-shake control circuit board 28; in addition, the positions of the outer shaft driving coil and the outer shaft hall element are opposite to the positions of the outer shaft magnetic steel 27. With the above-described structure, the outer shaft driving coil and the outer shaft magnetic steel 27 together form an outer shaft driving device capable of driving the outer frame 24 to pitch and rotate. The outer shaft hall element is used for detecting movement information of the outer shaft magnetic steel 27, and may also be implemented by an SS49E type hall element. The gyro sensor is capable of detecting pitch axis angular velocity data and azimuth axis angular velocity data of the telescope, which is implemented using the ICM20602 gyro sensor. The inner shaft driving circuit board 26 is electrically connected with the anti-shake control circuit board 28 through a flexible connecting wire 29, and detection information on the inner shaft driving circuit board 26 is transmitted to the anti-shake control circuit board 28, and the outer frame 24 and the prism shell 21 cannot be influenced to rotate due to the fact that the inner shaft driving circuit board 26 is connected with the anti-shake control circuit board 28 through the flexible connecting wire 29. The inner shaft driving circuit board 26 and the anti-shake control circuit board 28 are both installed inside the cradle head cabin, which is convenient for assembly and has high reliability. The driving mode of the coil and the magnetic steel is adopted in the embodiment, so that the whole structure is simple and compact, and the volume is smaller.

The anti-shake control circuit board 28 is used as a controller, which may use a GD32L233 singlechip as a processor to receive the processing information, and this part of the technology is conventional.

In addition, a battery compartment case 31 is provided inside the compartment cover 3, a battery is mounted in the battery compartment case 31, and conductive contact pieces 32 connected to the positive and negative electrodes of the battery are provided at both ends of the battery compartment case 31, respectively. When the anti-shake control circuit board 28 is mounted on the inside of the hatch cover 3, the two conductive contact pieces 32 are respectively contacted with the two power supply contacts on the anti-shake control circuit board 28, so that the battery can supply power to the anti-shake control circuit board 28.

The hatch cover 3 is provided with a perforation, and keys on the anti-shake control circuit board 28 pass through the tripod head hatch from the perforation. And the button cap 33 is arranged on the perforation, and the button can be pressed by pressing the button cap 33, so that the operation is convenient.

When the telescope shakes, the outer shaft Hall element detects the moving distance data of the outer shaft magnetic steel 27 as a control feedback quantity, the gyroscope sensor detects the pitching axis angular velocity data of the telescope, so that a movement target quantity of a pitching axis is obtained, the feedback quantity and the target quantity are subjected to feedback control calculation to obtain a control output quantity, and the outer shaft driving coil pushes the outer shaft magnetic steel 27 to deflect, so that the rotation control of the roof-ridge erecting prism 20 on the pitching axis is realized. Meanwhile, the inner shaft driving coil also detects the offset data of the inner shaft magnetic steel 22 as a control feedback quantity, and the gyroscope sensor also detects the angular velocity of the telescope in the horizontal direction, so that a movement target quantity in the horizontal direction is obtained, the feedback quantity and the target quantity are input into a feedback control algorithm, a control output quantity is calculated, the inner shaft driving coil is controlled to work, the inner shaft driving coil and the inner shaft magnetic steel 22 deflect, and the rotation control of the roof prism 20 in the horizontal direction is realized. Therefore, the influence caused by telescope shake can be eliminated, and the stable view field is maintained.

Example 2

As shown in fig. 3, this embodiment discloses a laser range finder with an anti-shake telescope inside, which includes a range finder housing 10, a range finding circuit board 8 disposed inside the range finder housing 10, a laser range finding module 7, and the anti-shake telescope in embodiment 1. The laser ranging module 7 is electrically connected with a ranging circuit board 8, the ranging circuit board 8 is electrically connected with an anti-shake control circuit board 28 and a transmission display screen 6 in an anti-shake telescope, and a power supply battery 9 is arranged on the ranging circuit board 8. The data in the anti-shake control circuit board 28 is sent to the ranging circuit board 8, and the ranging circuit board 8 sends the data to the transmission display screen 6 for display.

The laser ranging module 7 is composed of a semiconductor laser transceiver, an optical lens, and the like, which are conventional mature technologies, and will not be described here too much.

When the anti-shake telescope is specifically arranged, the objective lens 1 and the ocular 5 of the anti-shake telescope extend out of the range finder shell 10; and, be provided with the range finder shell 10 on, laser range finding module 7 just is to this range finding hole.

The embodiment can maintain the stability of the observation field during distance measurement.

Example 3

The present embodiment is basically the same as embodiment 1, except that the lens barrel of the objective lens 1 and the pan-tilt-head-capsule 4 in the present embodiment are of an integral structure, and a focusing mechanism is provided on the eyepiece 5, focusing is performed through the eyepiece 5, so that the structure can be further simplified, and the cost can be reduced.

It should be noted that all of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except mutually exclusive features and/or steps.

In addition, the foregoing detailed description is exemplary, and those skilled in the art, having the benefit of this disclosure, may devise various arrangements that, although not explicitly described herein, are within the scope of the present disclosure. It should be understood by those skilled in the art that the present description and drawings are illustrative and not limiting to the claims. The scope of the utility model is defined by the claims and their equivalents.

Claims

1. An anti-shake telescope comprises a tripod head cabin (4), an objective lens (1) and an eyepiece (5) which are respectively connected to two ends of the tripod head cabin (4), and a prism tripod head assembly (2) which is arranged in the tripod head cabin (4), and is characterized in that the prism tripod head assembly (2) comprises an outer frame (24) which is arranged in the tripod head cabin (4) and can rotate in a pitching mode, a prism shell (21) which is arranged in the outer frame (24) and can rotate horizontally, a roof positive prism (20) which is arranged in the prism shell (21), an inner shaft magnetic steel (22) which is arranged on the side surface of the prism shell (21), an inner shaft driving circuit board (26) which is arranged on the side surface of the outer frame (24), an inner shaft driving coil and a Hall element which are arranged on the inner shaft driving circuit board (26) and are opposite to the inner shaft magnetic steel (22), an outer shaft magnetic steel (27) which is arranged on the top of the outer frame (24), an anti-shake control circuit board (28) which is arranged above the inner part of the tripod head cabin (4), and an outer shaft driving coil and a Hall element which are opposite to the outer shaft driving coil and the outer shaft driving coil (27);

a battery cabin shell (31) is arranged on the inner side of a cabin cover (3) of the cradle head cabin (4), a battery is arranged in the battery cabin shell (31), and conductive contact pieces (32) connected with the positive electrode and the negative electrode of the battery are respectively arranged at two ends of the battery cabin shell (31); the two conductive contact pieces (32) are respectively contacted with the two power supply contacts on the anti-shake control circuit board (28); the inner shaft driving circuit board (26) is electrically connected with the anti-shake control circuit board (28).

2. The anti-shake telescope according to claim 1, wherein the outer frame (24) is provided with rotary bearings (25) on opposite side walls, and threaded holes are provided on opposite side walls of the pan-tilt-zoom (4); the screw hole is internally provided with a screw, and the front end of the screw is connected with a rotating bearing (25) so that the outer frame (24) can rotate in a pitching way.

3. The anti-shake telescope according to claim 1 or 2, wherein the upper and lower ends of the prism housing (21) are respectively connected to the upper and lower side walls of the outer frame (24) through inner rotation shafts (23), so that the prism housing (21) can horizontally rotate.

4. The anti-shake telescope according to claim 1, wherein a key cap (33) is provided on an outer wall of the hatch (3), and the key cap (33) is connected with keys on an anti-shake control circuit board (28).

5. The anti-shake telescope according to claim 1, wherein the inner shaft driving circuit board (26) and the anti-shake control circuit board (28) are electrically connected by a flexible connection wire (29).

6. An anti-shake telescope according to claim 1, characterized in that a transmissive display screen (6) is arranged between the pan-tilt-head cabin (4) and the eyepiece (5).

7. A laser range finder, characterized by comprising a range finder housing (10), a range finding circuit board (8) arranged inside the range finder housing (10), a laser range finding module (7) and the anti-shake telescope according to any one of claims 1 to 6; the laser ranging module (7) is electrically connected with the ranging circuit board (8), the ranging circuit board (8) is electrically connected with the anti-shake control circuit board (28) and the transmission display screen (6) in the anti-shake telescope, and the ranging circuit board (8) is provided with the power supply battery (9).