Universal image acquisition equipment capable of improving acquisition efficiency

Abstract

The invention relates to the technical field of image acquisition, in particular to universal image acquisition equipment capable of improving the acquisition efficiency, and solves the problems that the image acquisition efficiency of the equipment is relatively low, and when the equipment is used in an environment with more dust, dust falls on the outer surface of a lens, so that the image acquisition of the equipment is influenced. Comprising a high-acquisition-efficiency external camera. According to the invention, the high-transmittance lens, the large-aperture lens, the anti-fog lens and the prime lens can be pushed to the rear part of the image collector one by one through the one-by-one pushing mechanism, and the dust falling prevention mechanism can continuously blow a circle of wind flowing backwards on the outer side of the rear part of the image collector during operation; according to the technical scheme, the image collector can use different lenses to carry out image collection operation according to the external environment, so that the focusing speed of the device in different environments is improved, the overall image collection efficiency of the device is improved, and meanwhile dust can be prevented from being adsorbed to the outer surface of the lens in the device through wind power blowing backwards.

Description

Technical Field

[0001] The present invention relates to the technical field of image acquisition, and in particular to a universal image acquisition device capable of improving acquisition efficiency. Background Art

[0002] Image acquisition devices are devices with image acquisition capabilities. Image acquisition devices can capture and convert image information into digital signals for storage, processing, analysis or real-time communication. They are widely used in industrial detection, medical diagnosis, security monitoring and remote communication. A universal image acquisition device is a device that can be widely used in different fields and scenarios. For example, it can be connected to a variety of different devices such as computers, TVs, industrial production quality monitoring equipment, and vehicles via USB, Type-C or Micro USB to act as an external camera for image acquisition of a driving recorder. This external camera for image acquisition that can be widely used in different fields can be called a universal image acquisition device.

[0003] However, this type of external camera-type universal image acquisition device has poor environmental adaptability and cannot use different lenses to acquire images of the outside world in different environments, which affects the image acquisition effect and efficiency of this image acquisition device. When this universal image acquisition device is used to perform image acquisition operations in a dusty environment, external dust is likely to be adsorbed on the outer surface of the lens, thereby affecting the image acquisition quality of the device. Therefore, it does not meet existing needs. In this regard, we propose a universal image acquisition device that can improve acquisition efficiency. Summary of the invention

[0004] The purpose of the present invention is to provide a universal image acquisition device that can improve the acquisition efficiency, so as to solve the problem that the external camera-type universal image acquisition device proposed in the above background technology has poor environmental adaptability and cannot use different lenses to perform image acquisition operations on the outside world in different environments, thereby affecting the image acquisition effect and efficiency of this image acquisition device. When this universal image acquisition device is used to perform image acquisition operations in a dusty environment, external dust may be adsorbed on the outer surface of the lens, thereby affecting the image acquisition quality of the device.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a universal image acquisition device capable of improving acquisition efficiency, comprising a high acquisition efficiency external camera, wherein the high acquisition efficiency external camera comprises a high acquisition efficiency camera housing, an image collector, four mounting plates, four lens clamping mounting grooves, a high light transmittance lens, a large aperture lens, an anti-fog lens, a fixed focus lens and a one-by-one pushing mechanism, wherein the image collector is fixed at the middle position inside the high acquisition efficiency camera housing, and the high light transmittance lens is located behind the image collector; The four lens clamping and mounting grooves are respectively located on the outer surfaces of the four mounting plates, and the high-light-transmittance lens, large-aperture lens, anti-fog lens and fixed-focus lens are respectively fixed and clamped inside the four lens clamping and mounting grooves, and the one-by-one pushing mechanism can push the high-light-transmittance lens, large-aperture lens, anti-fog lens and fixed-focus lens to the rear of the image collector one by one; A dust-proof mechanism for preventing dust from falling during operation is provided at the rear of the high-collection-efficiency external camera, and the dust-proof mechanism for preventing dust from falling during operation includes an air outlet pipe, two small filter-type exhaust fans, two connecting pipes, an annular pipe and a plurality of L-shaped air outlet pipe heads, wherein the two small filter-type exhaust fans are respectively fixedly mounted on both sides of the outer surface of the air outlet pipe, the annular pipe is fixed inside the air outlet pipe, and the two small filter-type exhaust fans are respectively connected to the annular pipe through two connecting pipes; The plurality of L-shaped air outlet pipe heads are fixedly installed on the inner wall of the annular pipe in an annular shape.

[0006] Preferably, the high-collection efficiency external camera also includes a brightness sensor, a humidity sensor fixedly mounted on the outer surface of the high-collection efficiency camera housing is provided below the brightness sensor, and the brightness sensor and the humidity sensor are both electrically connected to the one-by-one pushing mechanism.

[0007] Preferably, the one-by-one pushing mechanism includes a stepper motor, the output shaft of the stepper motor is connected to a transmission shaft through a coupling, a first bevel gear is fixedly sleeved on one side of the outer surface of the transmission shaft, the first bevel gear is meshed with a second bevel gear, the axis of the second bevel gear is connected to the first gear shaft, a third bevel gear is fixedly sleeved on one side of the outer surface of the first gear shaft, the third bevel gear is meshed with a fourth bevel gear, and the axis of the fourth bevel gear is connected to the second gear shaft.

[0008] Preferably, a small gear is fixedly sleeved on one side of the outer surface of the second gear shaft, the small gear is meshed with a medium gear located outside the image collector, and the image collector is located in the middle position inside the medium gear.

[0009] Preferably, a roller bearing ring connected to the housing of the high-collection efficiency camera through a roller bearing is fixedly provided inside the medium-sized gear, and an adjustment ring is fixedly connected to the rear end face of the roller bearing ring. A sliding mounting groove is provided at each of the four end corners of the outer surface of the adjustment ring, and the four mounting plates are respectively slidably installed inside the four sliding mounting grooves.

[0010] Preferably, one side of the outer surface of the mounting plate is an arc-shaped head, a semicircular positioning groove is provided in the middle position of the outer surface of the arc-shaped head, a semicircular positioning plate is clamped inside the semicircular positioning groove located at the top, and the upper end surface of the semicircular positioning plate is connected to an arc-shaped pushing plate fixed inside the housing of the high-collection efficiency camera.

[0011] Preferably, a reset rod is fixedly provided on the outer surface of the mounting plate near the lens clamping mounting groove, the top end of the reset rod movably passes through the adjusting ring so as to extend to the outside of the adjusting ring, the outer surface of the reset rod located on the outside of the adjusting ring is fixedly connected with an anti-slip head, a set of springs arranged on the outer surface of the reset rod is provided between the anti-slip head and the adjusting ring, and the two ends of the spring are respectively connected with the anti-slip head and the adjusting ring.

[0012] Preferably, the anti-dust falling mechanism during operation also includes a fixed mounting ring, a circular mounting groove located on the rear end face of the high-collection efficiency external camera is provided in front of the fixed mounting ring, and the outer surface shape of the fixed mounting ring corresponds to the shape of the inner wall of the circular mounting groove.

[0013] Preferably, an internal thread connection groove is provided at the rear end surface of the air outlet pipe behind the fixed mounting ring, an external thread connection type sealing cover is provided behind the internal thread connection groove, and the external thread of the external thread connection type sealing cover matches the internal thread of the internal thread connection groove.

[0014] Preferably, a circular cover plate located on the outer surface of the high-collection-efficiency camera housing is provided in front of the stepper motor, and the high-collection-efficiency camera housing and the circular cover plate are fixed by threads.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention can push the high-transmittance lens, large aperture lens, anti-fog lens and fixed-focus lens to the rear of the image collector one by one through the one-by-one pushing mechanism. Through the above technical solution, the image collector in the high-collection efficiency external camera can automatically use different lenses to collect images of the outside world according to the external environment. The appropriate lens can better focus the light, reduce distortion and chromatic aberration, thereby improving the clarity and contrast of the image, and by using the corresponding lens in different environments, the overall focusing speed of the device can be improved, thereby improving the overall image collection efficiency of the device; 2. The present invention can continuously blow a circle of wind backwards on the outer side behind the image collector through the dust-proof mechanism during operation. This wind can prevent dust from being adsorbed on the outer surface of the lens inside the device when the device is used in a dusty environment. The above technical solution ensures that the shooting effect of the device in a dusty environment will not be affected by dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 A magnified view of the structure at center A; Figure 3 For the present invention Figure 1 The front view of the internal structure of the dust-falling prevention mechanism when operating at position A in the middle; Figure 4 This is a front view of the high acquisition efficiency external camera in the present invention; Figure 5 For the present invention Figure 4 A magnified view of the structure at B in the middle; Figure 6 It is a side view of the high acquisition efficiency external camera in the present invention; Figure 7 For the present invention Figure 6 Enlarged view of the structure at C in the middle.

[0017] In the figure: 1. High-efficiency external camera; 2. Anti-dust mechanism during operation; 201. Air outlet pipe; 202. Small filter exhaust fan; 203. Connecting pipe; 204. Ring pipe; 205. L-shaped air outlet pipe head; 206. Internal thread connection groove; 207. External thread connection sealing cover; 208. Fixed mounting ring; 209. Circular mounting groove; 3. Brightness sensor; 4. Humidity sensor; 5. Image collector; 6. Stepper motor; 7. Transmission shaft; 8. First bevel gear; 9. Second bevel gear; 10. First gear shaft; 11. The third bevel gear; 12. The fourth bevel gear; 13. The second gear shaft; 14. The small gear; 15. The medium gear; 16. The roller bearing ring; 17. The adjustment ring; 18. The sliding mounting groove; 19. The mounting plate; 20. The lens clamping mounting groove; 21. The high-transmittance lens; 22. The large aperture lens; 23. The anti-fog lens; 24. The fixed-focus lens; 25. The arc head; 26. The arc push plate; 27. The semicircular positioning groove; 28. The semicircular positioning plate; 29. ​​The reset rod; 30. The anti-drop head; 31. The spring; 32. The high-collection efficiency camera housing. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] See also Figures 1 to 7 , an embodiment of the present invention provides: a universal image acquisition device capable of improving acquisition efficiency, including an external camera 1 for high acquisition efficiency, the external camera 1 for high acquisition efficiency including a high acquisition efficiency camera housing 32, an image collector 5, four mounting plates 19, four lens clamping mounting grooves 20, a high light transmittance lens 21, a large aperture lens 22, an anti-fog lens 23, a fixed focus lens 24 and a one-by-one pushing mechanism, the image collector 5 is fixed in the middle position inside the high acquisition efficiency camera housing 32, and the high light transmittance lens 21 is located behind the image collector 5; The four lens clamping and mounting grooves 20 are respectively located on the outer surfaces of the four mounting plates 19, and the high-transmittance lens 21, large aperture lens 22, anti-fog lens 23 and fixed-focus lens 24 are respectively fixed and clamped inside the four lens clamping and mounting grooves 20, and the one-by-one pushing mechanism can push the high-transmittance lens 21, large aperture lens 22, anti-fog lens 23 and fixed-focus lens 24 to the rear of the image collector 5 one by one.

[0020] The high-capture efficiency external camera 1 also includes a brightness sensor 3, and a humidity sensor 4 is provided below the brightness sensor 3 and is fixedly installed on the outer surface of the high-capture efficiency camera housing 32, and the brightness sensor 3 and the humidity sensor 4 are electrically connected to the one-by-one pushing mechanism; the brightness sensor 3 and the humidity sensor 4 can detect the environment around the device in real time, and move different lenses to the rear of the image collector 5 according to different environments.

[0021] The one-by-one pushing mechanism includes a stepper motor 6, the output shaft of the stepper motor 6 is connected to a transmission shaft 7 through a coupling, a first bevel gear 8 is fixedly sleeved on one side of the outer surface of the transmission shaft 7, the first bevel gear 8 is meshed with a second bevel gear 9, the axis of the second bevel gear 9 is connected to a first gear shaft 10, a third bevel gear 11 is fixedly sleeved on one side of the outer surface of the first gear shaft 10, the third bevel gear 11 is meshed with a fourth bevel gear 12, and the axis of the fourth bevel gear 12 is connected to a second gear shaft 13; when the brightness of the outside world is low, the image collector 5 needs to collect the outside image through the large aperture lens 22, the stepper motor 6 is connected to the transmission shaft 7, the first bevel gear 8 is fixedly sleeved on one side of the outer surface of the first gear shaft 10, the third bevel gear 11 is meshed with a fourth bevel gear 12, and the axis of the fourth bevel gear 12 is connected to the second gear shaft 13; when the brightness of the outside world is low, the image collector 5 needs to collect the outside image through the large aperture lens 22, The stepper motor 6 will start automatically, and the stepper motor 6 can drive the transmission shaft 7 connected thereto and the first bevel gear 8 fixedly mounted on the outer surface of the transmission shaft 7 to rotate. The rotating first bevel gear 8 can drive the second bevel gear 9 meshing therewith and the first gear shaft 10 connected to the axis of the second bevel gear 9 to rotate together. When the first gear shaft 10 rotates, the third bevel gear 11 fixedly mounted on the outer surface of the first gear shaft 10 and the fourth bevel gear 12 meshing therewith will rotate synchronously therewith, and the rotating fourth bevel gear 12 can drive the second gear shaft 13 connected to the axis of the fourth bevel gear 12 to rotate.

[0022] A small gear 14 is fixedly sleeved on one side of the outer surface of the second gear shaft 13, and the small gear 14 is meshed with a medium gear 15 located on the outside of the image collector 5, and the image collector 5 is located in the middle position of the inside of the medium gear 15; a roller bearing ring 16 connected to the high-collection efficiency camera housing 32 through a roller bearing is fixedly provided inside the medium gear 15, and an adjustment ring 17 is fixedly connected to the rear end face of the roller bearing ring 16, and a sliding mounting groove 18 is provided at the four end corners of the outer surface of the adjustment ring 17, and four mounting plates 19 are respectively slidably mounted inside the four sliding mounting grooves 18; the rotating second gear shaft 13 can drive the small gear 14 fixedly sleeved on the outer surface of the second gear shaft 13 and the medium gear 15 meshed with the small gear 14 to rotate, and the rotating medium gear 15 can drive the roller bearing ring 16 fixed inside the medium gear 15 and the adjustment ring 17 fixed on the rear end face of the roller bearing ring 16 to rotate together.

[0023] One side of the outer surface of the mounting plate 19 is an arc-shaped head 25, and a semicircular positioning groove 27 is provided in the middle position of the outer surface of the arc-shaped head 25. A semicircular positioning plate 28 is clamped inside the uppermost semicircular positioning groove 27, and the upper end surface of the semicircular positioning plate 28 is connected to an arc-shaped pushing plate 26 fixed to the inside of the high-collection efficiency camera housing 32; when the adjustment ring 17 rotates, the four mounting plates 19 slidably mounted inside the four sliding mounting grooves 18 on the outer surface of the adjustment ring 17 will revolve around the center point inside the adjustment ring 17. When the arc-shaped head 25 on the outer surface of the mounting plate 19 with the large aperture lens 22 fixedly mounted on the outer surface contacts the arc-shaped pushing plate 26, the mounting plate 19 will be pushed toward the square of the image collector 5 under the push of the arc-shaped pushing plate 26. When the mounting plate 19 is fixed to the arc After the semicircular positioning plate 28 on the outer surface of the shaped pushing plate 26 is inserted into the semicircular positioning groove 27 on the outer surface of the mounting plate 19, the large aperture lens 22 fixed on the outer surface of the mounting plate 19 will move to the rear of the image collector 5, and then the image collector 5 can use the large aperture lens 22 to perform image acquisition operations in a low light environment. Through the above technical solution, the image collector 5 in the high-acquisition efficiency external camera 1 can automatically use different lenses to perform image acquisition operations on the outside world according to the external environment. The appropriate lens can improve the focus of light, reduce distortion and chromatic aberration, thereby improving the clarity and contrast of the image, and by using the corresponding lens in different environments, the overall focusing speed of the device can be improved, thereby improving the overall image acquisition efficiency of the device.

[0024] A reset rod 29 is fixedly provided on the outer surface of the mounting plate 19 near the lens clamping mounting groove 20, and the top end of the reset rod 29 movably penetrates the adjusting ring 17 so as to extend to the outer side of the adjusting ring 17, and an anti-slipping head 30 is fixedly connected to the outer surface of the reset rod 29 located on the outer side of the adjusting ring 17, and a set of springs 31 arranged on the outer surface of the reset rod 29 is provided between the anti-slipping head 30 and the adjusting ring 17, and the two ends of the spring 31 are respectively connected between the anti-slipping head 30 and the adjusting ring 17; when the mounting plate 19 is pushed, the reset rod 29 fixed thereto and the anti-slipping head 30 fixed on the outer surface of the reset rod 29 will move therewith, and the movement of the anti-slipping head 30 will squeeze the spring 31 located between the anti-slipping head 30 and the adjusting ring 17, and when it is necessary to replace the lens again, with the rotation of the adjusting ring 17 and the reaction force of the squeezed spring 31, the mounting plate 19 with the large aperture lens 22 fixed on the outer surface and the large aperture lens 22 can be pushed back to their original positions.

[0025] A dust-proof mechanism 2 for preventing dust from falling during operation is provided at the rear of the high-collection-efficiency external camera 1. The dust-proof mechanism 2 for preventing dust from falling during operation includes an air outlet pipe 201, two small filter-type exhaust fans 202, two connecting pipes 203, an annular pipe 204 and a plurality of L-shaped air outlet pipe heads 205. The two small filter-type exhaust fans 202 are respectively fixedly installed on both sides of the outer surface of the air outlet pipe 201, the annular pipe 204 is fixed inside the air outlet pipe 201, and the two small filter-type exhaust fans 202 are respectively connected to the annular pipe 204 through the two connecting pipes 203; A plurality of L-shaped air outlet pipe heads 205 are fixedly installed in a ring shape on the inner wall of the annular pipe 204; the dust-falling prevention mechanism 2 during operation also includes a fixed mounting ring 208, and a circular mounting groove 209 located on the rear end face of the high-collection-efficiency external camera 1 is provided in front of the fixed mounting ring 208, and the outer surface shape of the fixed mounting ring 208 corresponds to the shape of the inner wall of the circular mounting groove 209; when the dust-falling prevention mechanism 2 during operation needs to be used, the air outlet pipe 201 is fixed to the rear end face of the high-collection-efficiency external camera 1 through the fixed mounting ring 208 and the circular mounting groove 209, and when shooting operations are performed in a dusty environment, the small process is started The filter-type exhaust fan 202 can draw in external air through the small filter-type exhaust fan 202 and transport it to the inside of the annular tube 204 through the connecting tube 203. The air transported to the inside of the annular tube 204 will be ejected from the L-shaped air outlet pipe head 205 fixed to the inner wall of the annular tube 204. Through the above technical solution, a circle of wind flowing backward can be continuously blown on the outside behind the image collector 5. This wind can prevent dust from being adsorbed on the outer surface of the lens inside the device when the device is used in a dusty environment. This structure ensures that the shooting effect of the device in a dusty environment will not be affected by dust.

[0026] An internal threaded connection groove 206 is provided at the rear of the fixed mounting ring 208 and is located on the rear end face of the air outlet pipe 201. An external threaded connection sealing cover 207 is provided at the rear of the internal threaded connection groove 206, and the external thread of the external threaded connection sealing cover 207 matches the internal thread of the internal threaded connection groove 206. When the shooting operation is completed, the external threaded connection sealing cover 207 is installed on the rear end face of the air outlet pipe 201 through the threaded structure to prevent dust from falling onto the outer surface of the lens when the equipment is not in use.

[0027] A circular cover plate is provided in front of the stepper motor 6 and is located on the outer surface of the high-collection efficiency camera housing 32, and the high-collection efficiency camera housing 32 and the circular cover plate are fixed by threads; the circular cover plate can protect the internal structure of the high-collection efficiency camera housing 32, and when the internal structure of the high-collection efficiency camera housing 32 fails, the circular cover plate can be removed to repair the internal structure of the high-collection efficiency camera housing 32.

[0028] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A universal image acquisition device capable of improving acquisition efficiency, comprising a high acquisition efficiency external camera (1), characterized in that: The high-collection-efficiency external camera (1) comprises a high-collection-efficiency camera housing (32), an image collector (5), four mounting plates (19), four lens clamping mounting grooves (20), a high-light-transmittance lens (21), a large-aperture lens (22), an anti-fog lens (23), a fixed-focus lens (24), and a one-by-one pushing mechanism, wherein the image collector (5) is fixed at a middle position inside the high-collection-efficiency camera housing (32), and the high-light-transmittance lens (21) is located behind the image collector (5); The four lens clamping and mounting grooves (20) are respectively located on the outer surfaces of the four mounting plates (19); the high-light-transmittance lens (21), the large-aperture lens (22), the anti-fog lens (23) and the fixed-focus lens (24) are respectively fixedly clamped inside the four lens clamping and mounting grooves (20); and the one-by-one pushing mechanism can push the high-light-transmittance lens (21), the large-aperture lens (22), the anti-fog lens (23) and the fixed-focus lens (24) to the rear of the image collector (5) one by one; A dust-falling prevention mechanism (2) is provided at the rear of the high-collection-efficiency external camera (1), and the dust-falling prevention mechanism (2) comprises an air outlet pipe (201), two small filter-type exhaust fans (202), two connecting pipes (203), an annular pipe (204), and a plurality of L-shaped air outlet pipe heads (205), wherein the two small filter-type exhaust fans (202) are respectively fixedly mounted on two sides of the outer surface of the air outlet pipe (201), the annular pipe (204) is fixed inside the air outlet pipe (201), and the two small filter-type exhaust fans (202) are respectively connected to the annular pipe (204) through the two connecting pipes (203); The plurality of L-shaped air outlet pipe heads (205) are fixedly mounted in a ring shape on the inner wall of the ring-shaped pipe (204).

2. A universal image acquisition device capable of improving acquisition efficiency according to claim 1, characterized in that: The high-collection-efficiency external camera (1) further comprises a brightness sensor (3), a humidity sensor (4) fixedly mounted on the outer surface of the high-collection-efficiency camera housing (32) is provided below the brightness sensor (3), and the brightness sensor (3) and the humidity sensor (4) are both electrically connected to the one-by-one pushing mechanism.

3. The universal image acquisition device capable of improving acquisition efficiency according to claim 1, characterized in that: The one-by-one pushing mechanism comprises a stepping motor (6), the output shaft of the stepping motor (6) being connected to a transmission shaft (7) via a coupling, a first bevel gear (8) being fixedly sleeved on one side of an outer surface of the transmission shaft (7), the first bevel gear (8) being meshed with a second bevel gear (9), the axis of the second bevel gear (9) being connected to a first gear shaft (10), a third bevel gear (11) being fixedly sleeved on one side of an outer surface of the first gear shaft (10), the third bevel gear (11) being meshed with a fourth bevel gear (12), the axis of the fourth bevel gear (12) being connected to a second gear shaft (13).

4. The universal image acquisition device capable of improving acquisition efficiency according to claim 3, characterized in that: A small gear (14) is fixedly sleeved on one side of the outer surface of the second gear shaft (13), the small gear (14) is meshed with a medium gear (15) located outside the image collector (5), and the image collector (5) is located at a middle position inside the medium gear (15).

5. The universal image acquisition device capable of improving acquisition efficiency according to claim 4, characterized in that: A roller bearing ring (16) connected to the high-collection-efficiency camera housing (32) via a roller bearing is fixedly disposed inside the medium-sized gear (15); an adjustment ring (17) is fixedly connected to the rear end face of the roller bearing ring (16); four end corners of the outer surface of the adjustment ring (17) are each provided with a sliding mounting groove (18), and the four mounting plates (19) are respectively slidably mounted inside the four sliding mounting grooves (18).

6. A universal image acquisition device capable of improving acquisition efficiency according to claim 5, characterized in that: One side of the outer surface of the mounting plate (19) is an arc-shaped head (25), a semicircular positioning groove (27) is provided in the middle of the outer surface of the arc-shaped head (25), a semicircular positioning plate (28) is clamped inside the uppermost semicircular positioning groove (27), and the upper end surface of the semicircular positioning plate (28) is connected to an arc-shaped pushing plate (26) fixed inside the high-collection efficiency camera housing (32).

7. A universal image acquisition device capable of improving acquisition efficiency according to claim 6, characterized in that: A reset rod (29) is fixedly provided on the outer surface of the mounting plate (19) at a position close to the lens clamping mounting groove (20); the top end of the reset rod (29) movably penetrates the adjustment ring (17) so as to extend to the outside of the adjustment ring (17); an anti-slipping head (30) is fixedly connected to the outer surface of the reset rod (29) located outside the adjustment ring (17); a set of springs (31) arranged on the outer surface of the reset rod (29) is provided between the anti-slipping head (30) and the adjustment ring (17); and two ends of the spring (31) are respectively connected to the anti-slipping head (30) and the adjustment ring (17).

8. The universal image acquisition device capable of improving acquisition efficiency according to claim 1, characterized in that: The anti-dust falling mechanism (2) during operation further comprises a fixed mounting ring (208), a circular mounting groove (209) located on the rear end surface of the high-collection efficiency external camera (1) being provided in front of the fixed mounting ring (208), and the shape of the outer surface of the fixed mounting ring (208) corresponds to the shape of the inner wall of the circular mounting groove (209).

9. The universal image acquisition device capable of improving acquisition efficiency according to claim 8, characterized in that: An internal thread connection groove (206) located at the rear end surface of the air outlet pipe (201) is provided behind the fixed installation ring (208), and an external thread connection type sealing cover (207) is provided behind the internal thread connection groove (206), and the external thread of the external thread connection type sealing cover (207) matches the internal thread of the internal thread connection groove (206).

10. The universal image acquisition device capable of improving acquisition efficiency according to claim 3, characterized in that: A circular cover plate is provided in front of the stepper motor (6) and is located on the outer surface of the high-collection-efficiency camera housing (32), and the high-collection-efficiency camera housing (32) and the circular cover plate are fixed via threads.

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