CN216490688U - ATR camera with finely adjustable focusing position - Google Patents

ATR camera with finely adjustable focusing position Download PDF

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Publication number
CN216490688U
CN216490688U CN202122171647.9U CN202122171647U CN216490688U CN 216490688 U CN216490688 U CN 216490688U CN 202122171647 U CN202122171647 U CN 202122171647U CN 216490688 U CN216490688 U CN 216490688U
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China
Prior art keywords
connecting piece
adjusting
hole
lens body
camera
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CN202122171647.9U
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Chinese (zh)
Inventor
庄所增
杨艺
张芮
马然
丁永祥
闫少霞
黄劲风
潘伟锋
张珑耀
刘国光
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South GNSS Navigation Co Ltd
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South GNSS Navigation Co Ltd
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Priority to CN202122171647.9U priority Critical patent/CN216490688U/en
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Abstract

The utility model discloses an ATR camera with a finely adjustable focusing position, and belongs to the technical field of surveying and mapping instruments. The ATR camera with the focusing position capable of being finely adjusted comprises a lens body, a connecting piece, an adjusting piece, an imaging circuit board, a photosensitive component and a positioning piece, wherein the lens body is used for receiving and distributing laser; the camera lens body, the connecting piece and the adjusting piece are connected to form a light emitting channel, the imaging circuit board is arranged on the adjusting piece, the photosensitive component is arranged on the imaging circuit board and used for receiving laser emitted by the light emitting channel, the adjusting piece is movably arranged on the connecting piece, and the positioning piece is used for being in contact with the connecting piece and detachably connected with the adjusting piece to maintain the relative position of the adjusting piece and the connecting piece. The utility model can effectively adjust the position of the photosensitive component to form a clear image, and has simple structure, lower cost and higher working efficiency.

Description

ATR camera with finely adjustable focusing position
Technical Field
The utility model relates to a surveying instrument, in particular to an ATR camera with a fine-adjustable focusing position.
Background
Atr (auto Targets recognition), i.e., automatic target recognition, refers to a technique in which a servo total station (Motorized total station) automatically aims at a target prism through image recognition and a servo system to perform measurement. The servo total station emits infrared laser to illuminate the prism. Laser reflected by the prism is subjected to light splitting and convergence through a box body lens of the total station telescope, so that the photosensitive component generates a digital signal. The digital signal can form a prism picture after being processed and amplified. In order to obtain a clear image, the photosensitive device needs to be located near the focal plane of the optical path.
Due to the processing error and the installation error of the optical structural part in different instruments, the focal planes of different instruments have slight differences. Therefore, the positions of the photosensitive components of different instruments are changed differently. The existing product realizes the position change by processing structural members with different heights or using spring gaskets, so that the structure is complex, the cost is high, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide the ATR camera with the finely adjustable focusing position, which can effectively adjust the position of a photosensitive component to form a clear image and has the advantages of simple structure, lower cost and higher working efficiency.
The purpose of the utility model is realized by adopting the following technical scheme:
an ATR camera with a finely adjustable focus position, comprising:
the lens body is used for receiving and distributing laser;
connecting piece, regulating part, imaging circuit board, sensitization components and parts and setting element, camera lens body, connecting piece and regulating part link to each other and are formed with the light-emitting channel, imaging circuit board sets up on the regulating part, sensitization components and parts set up on imaging circuit board and are used for receiving the laser that the light-emitting channel jetted out, the mobilizable setting of regulating part is on the connecting piece, the setting element be used for with the connecting piece contact and with the regulating part can be dismantled and be connected in order to maintain the relative position of regulating part and connecting piece.
Further, the adjusting piece can rotate and move up and down on the connecting piece, and the positioning piece is used for being in contact with the connecting piece and detachably connected with the adjusting piece so as to maintain the relative positions of the adjusting piece and the connecting piece.
Further, the adjusting piece is rotatably connected with the connecting piece through a rotating pair.
Further, the setting element is adjusting screw with regulating part threaded connection, the setting element is adjusting screw, be provided with adjusting hole on the regulating part, adjusting screw wears to establish adjusting hole, adjusting screw and connecting piece contact and with adjusting hole threaded connection.
Furthermore, the lens also comprises an optical filter which is positioned in the light outlet channel and arranged between the lens body and the connecting piece.
Furthermore, a limiting groove is formed in the connecting piece or the lens body, and the optical filter is arranged in the limiting groove.
Further, the connecting piece and the lens body are detachably connected.
Furthermore, the connecting piece passes through fastening screw and camera lens body threaded connection, be provided with connect the via hole on the connecting piece, be provided with fastening through hole on the camera lens body, fastening screw wears to establish connect the via hole, fastening through hole and with fastening through hole threaded connection.
Further, the imaging circuit board and the adjusting piece are detachably connected.
Further, the imaging circuit board is in threaded connection with the adjusting part through a fixing screw, a mounting through hole is formed in the imaging circuit board, a fixing through hole is formed in the adjusting part, and the fixing screw penetrates through the mounting through hole and the fixing through hole and is in threaded connection with the fixing through hole.
Compared with the prior art, the utility model has the beneficial effects that:
the adjusting piece of the ATR camera with the finely adjustable focusing position is movably arranged on the connecting piece, so that the relative position of the adjusting piece and the connecting piece is adjustable, the relative position of the adjusting piece and the connecting piece is maintained through the positioning piece, the relative position of a photosensitive component and a lens body on the imaging circuit board can be effectively adjusted, and the central position of the photosensitive component and a light path in a light outlet channel can be coaxial to form a clear image. The ATR camera with the focusing position capable of being finely adjusted is simple in structure, low in cost and high in working efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an ATR camera with a fine-tunable focus position according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an optical path structure of an ATR camera with a fine-tunable focus position according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure diagram of an ATR camera with a fine-tunable focus position according to an embodiment of the present invention.
In the figure: 1. a lens body; 2. a connecting member; 3. an adjustment member; 4. an imaging circuit board; 5. an adjusting screw; 6. a limiting groove; 7. a set screw; 8. and (3) a filter.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1-3, an ATR camera with a fine-tunable focusing position provided by an embodiment of the present invention includes a lens body 1, a connector 2, an adjusting part 3, an imaging circuit board 4, a photosensitive component and a positioning part, wherein the lens body 1 is used for receiving and distributing laser; lens body 1, connecting piece 2 and regulating part 3 link to each other and are formed with the light-emitting channel, and imaging circuit board 4 sets up on regulating part 3, and sensitization components and parts set up on imaging circuit board 4 and are used for receiving the laser that the light-emitting channel jetted out, and the mobilizable setting of regulating part 3 is on connecting piece 2, and the setting element is used for contacting with connecting piece 2 and can dismantle with regulating part 3 and be connected in order to maintain the relative position of regulating part 3 and connecting piece 2.
On the basis of the structure, the adjusting part 3 is movably arranged on the connecting part 2, so that the relative position of the adjusting part 3 and the connecting part 2 is adjustable, the relative position of the adjusting part 3 and the connecting part 2 is maintained through the positioning part, the relative position of the photosensitive component and the lens body 1 on the imaging circuit board 4 can be effectively adjusted, and the central position of the photosensitive component and the light emitting channel can be coaxial to form a clear image. The ATR camera with the focusing position capable of being finely adjusted is simple in structure, low in cost and high in working efficiency.
In this embodiment, the lens body 1 is provided with a light inlet, the lens body 1, the connecting member 2 and the adjusting member 3 are all provided with a light outlet and can be communicated to form a light outlet channel, so that laser is split and converged to irradiate on the photosensitive component on the imaging circuit board 4, the photosensitive component generates a digital signal, and the digital signal is processed and amplified to form a prism picture.
As a preferred embodiment in this embodiment, the adjusting member 3 can rotate and move up and down on the connecting member 2, and the positioning member is used to contact the connecting member 2 and detachably connect with the adjusting member 3 to maintain the relative positions of the adjusting member 3 and the connecting member 2.
In this embodiment, the adjusting part 3 is rotatably connected to the connecting part 2 via a revolute pair, so that the adjusting part 3 can effectively rotate on the connecting part 2, thereby facilitating adjustment of the angular positions of the photosensitive element and the lens body 1 on the imaging circuit board 4.
In this embodiment, setting element and 3 threaded connection of regulating part, the setting element is adjusting screw 5, is provided with adjusting hole on the regulating part 3, and adjusting screw 5 wears to establish adjusting hole, adjusting screw 5 with connecting piece 2 contact and with adjusting hole threaded connection. Like this for adjusting screw 5 supports and leans on connecting piece 2 and can support reciprocating of regulating part 3 with regulating part 3 threaded connection, and can effectively maintain the upper and lower position of regulating part 3, so as to do benefit to and make sensitization components and parts central point put and form clear image with the optical path is coaxial in the light-emitting channel.
In other embodiments, the locating element is inserted with the adjusting part 3, the locating element comprises a locating rod and a locating sleeve, an insertion hole is formed in the adjusting part 3, the locating rod is abutted to the connecting part 2, the adjusting part 3 penetrates through the insertion hole and can move up and down along the locating rod, a locating through hole is formed in the locating sleeve, the adjusting part 3 penetrates through the locating through hole to enable the locating sleeve to be sleeved on the adjusting part 3, the outer diameter of the locating sleeve is larger than the inner diameter of the insertion hole in the adjusting part 3, and therefore the upper position and the lower position of the adjusting part 3 can be effectively maintained. When the device is specifically implemented, the positioning rod is a polished rod, and the positioning sleeve is a silica gel ring or a rubber ring. Of course, the positioning rod may be a screw, and the positioning sleeve may be a nut, so that the screw and the nut are screwed together, and the vertical position of the adjuster 3 can be effectively maintained.
In this embodiment, the ATR camera with a fine-tunable focusing position further includes an optical filter 8, where the optical filter 8 is located in the light-emitting channel and disposed between the lens body 1 and the connector 2, so that stray light in the laser can be filtered out through the optical filter 8, and the ATR camera with a fine-tunable focusing position can form a clear image.
In a more preferred embodiment, the connecting member 2 is provided with a limiting groove 6, and the optical filter 8 is disposed in the limiting groove 6, so that the optical filter 8 can be effectively fixed between the lens body 1 and the connecting member 2.
In other embodiments, the limiting groove 6 is disposed on the lens body 1, so that the filter 8 can be effectively fixed between the lens body 1 and the connecting member 2. Of course, the limiting groove 6 can also be formed by matching the connecting piece 2 and the lens body 1 together.
In this embodiment, the connecting member 2 and the lens body 1 are detachably connected, so that the connecting member 2 and the lens body 1 can be conveniently disassembled and assembled, and the optical filter 8 can also be conveniently disassembled and assembled.
In a preferred embodiment, the connector 2 is screwed to the lens body 1 by a fastening screw, the connector 2 is provided with a connecting through hole, the lens body 1 is provided with a fastening through hole, and the fastening screw penetrates through the connecting through hole and the fastening through hole and is screwed to the fastening through hole. Thus, the ATR camera with the focusing position capable of being finely adjusted has a simple structure, the connecting piece 2 and the lens body 1 can be conveniently and quickly disassembled, and the optical filter 8 can be conveniently and quickly disassembled.
In other embodiments, the connecting member 2 is connected with the lens body 1 in a clamping manner, so that the connecting member 2 and the lens body 1 can be conveniently disassembled and assembled, and the optical filter 8 can be conveniently disassembled and assembled.
In this embodiment, the imaging circuit board 4 and the adjusting member 3 are detachably connected, which facilitates the disassembly and assembly of the imaging circuit board 4 and the adjusting member 3.
As a preferred embodiment, the imaging circuit board 4 is in threaded connection with the adjusting member 3 through a fixing screw 7, a mounting through hole is formed in the imaging circuit board 4, a fixing through hole is formed in the adjusting member 3, and the fixing screw 7 penetrates through the mounting through hole and the fixing through hole and is in threaded connection with the fixing through hole. Thus, the adjusting member 3 and the imaging circuit board 4 can be conveniently and quickly disassembled.
In other embodiments, the imaging circuit board 4 and the adjusting member 3 are clamped, so that the imaging circuit board 4 and the adjusting member 3 can be conveniently disassembled.
When the ATR camera with the finely adjustable focusing position is used, the adjusting piece 3 is enabled to rotate on the connecting piece 2 to adjust the angle position of the adjusting piece 3, the adjusting piece 3 drives the imaging circuit board 4 to rotate synchronously, and further the angle positions of the photosensitive component and the lens body 1 on the imaging circuit board 4 can be adjusted, the adjusting piece 3 is enabled to move up and down on the connecting piece 2 and the upper and lower positions of the adjusting piece 3 can be maintained through the positioning piece, the upper and lower positions of the photosensitive component and the lens body 1 on the imaging circuit board 4 can be adjusted, the relative positions of the photosensitive component and the lens body 1 on the imaging circuit board 4 can be effectively adjusted, and the light path in the photosensitive component central position and the light outlet channel is coaxial to form a clear image. After the clear image is obtained, the fixed screw 7 is locked, and the imaging focusing distance can be fixed.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (10)

1. An ATR camera with a finely adjustable focus position, comprising:
a lens body (1) for receiving and distributing laser light;
connecting piece (2), regulating part (3), imaging circuit board (4), sensitization components and parts and setting element, camera lens body (1), connecting piece (2) and regulating part (3) link to each other and are formed with the light-emitting channel, imaging circuit board (4) set up on regulating part (3), sensitization components and parts set up on imaging circuit board (4) and are used for receiving the laser that the light-emitting channel jetted out, the mobilizable setting of regulating part (3) is on connecting piece (2), the setting element be used for with connecting piece (2) contact and with regulating part (3) can be dismantled and be connected in order to maintain the relative position of regulating part (3) and connecting piece (2).
2. The ATR camera with fine tunable in-focus position of claim 1, wherein: the adjusting piece (3) can rotate and move up and down on the connecting piece (2).
3. The ATR camera with fine tunable in-focus position of claim 2, wherein: the adjusting piece (3) is rotatably connected with the connecting piece (2) through a revolute pair.
4. The ATR camera according to claim 2, wherein the in-focus position fine-tunable ATR camera comprises: the locating element is in threaded connection with the adjusting part (3), the locating element is an adjusting screw (5), an adjusting through hole is formed in the adjusting part (3), the adjusting screw (5) penetrates through the adjusting through hole, and the adjusting screw (5) is in contact with the connecting piece (2) and is in threaded connection with the adjusting through hole.
5. The ATR camera with fine tunable in-focus position of claim 1, wherein: the lens further comprises an optical filter (8), wherein the optical filter (8) is positioned in the light outlet channel and is arranged between the lens body (1) and the connecting piece (2).
6. The ATR camera according to claim 5, wherein the in-focus position fine-tuning unit comprises: be provided with spacing recess (6) on connecting piece (2) or camera lens body (1), light filter (8) set up in spacing recess (6).
7. The ATR camera with fine tunable in-focus position of claim 1, wherein: the connecting piece (2) is detachably connected with the lens body (1).
8. The ATR camera with fine tunable in-focus position of claim 7, wherein: the connecting piece (2) is in threaded connection with the lens body (1) through a fastening screw, a connecting through hole is formed in the connecting piece (2), a fastening through hole is formed in the lens body (1), and the fastening screw penetrates through the connecting through hole and the fastening through hole and is in threaded connection with the fastening through hole.
9. The ATR camera with fine tunable in-focus position of claim 1, wherein: the imaging circuit board (4) is detachably connected with the adjusting piece (3).
10. The ATR camera with fine tunable in-focus position of claim 9, wherein: imaging circuit board (4) are through set screw (7) and regulating part (3) threaded connection, be provided with the mounting hole on imaging circuit board (4), be provided with fixing hole on regulating part (3), mounting hole, fixing hole are worn to establish by set screw (7) and with fixing hole threaded connection.
CN202122171647.9U 2021-09-08 2021-09-08 ATR camera with finely adjustable focusing position Active CN216490688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122171647.9U CN216490688U (en) 2021-09-08 2021-09-08 ATR camera with finely adjustable focusing position

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122171647.9U CN216490688U (en) 2021-09-08 2021-09-08 ATR camera with finely adjustable focusing position

Publications (1)

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CN216490688U true CN216490688U (en) 2022-05-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113923326A (en) * 2021-09-08 2022-01-11 广州南方卫星导航仪器有限公司 ATR camera with finely adjustable focusing position

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113923326A (en) * 2021-09-08 2022-01-11 广州南方卫星导航仪器有限公司 ATR camera with finely adjustable focusing position

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