A front light plane high-definition zoom video camera adapter lens

Abstract

The application discloses a front light barrier high-definition zoom video camera adapter lens, which comprises a video camera adapter lens and a lens box, the lens box comprises two groups of half boxes which are hinged by hinges, an accommodating cavity for accommodating displacement devices and flaw detection devices is formed in the half boxes, an ultrasonic flaw detector is arranged in the flaw detection device, and the output end of the ultrasonic flaw detector faces the half box, and particularly relates to the front light barrier zoom adapter lens technical field.The front light barrier high-definition zoom video camera adapter lens drives the lead screw to rotate through the driving motor, drives the lead screw sleeve and the instrument box fixedly connected with the lead screw sleeve to slide along the lead screw shaft after the rotation of the lead screw, and then carries out flaw detection operation of the video camera adapter lens by using the ultrasonic flaw detector, so that the crack of the video camera adapter lens can be detected in time and repaired, and the service life of the video camera adapter lens is prolonged.

Description

Technical Field

[0001] This invention belongs to the technical field of front aperture zoom adapter lenses, specifically relating to a front aperture high-definition zoom video camera adapter lens. Background Technology

[0002] Adapter lenses are lenses used in cameras and camcorders, falling under the category of optical lenses. They are optical components used by cinema cameras and projectors to generate images. Based on their performance and shape, they are classified into P-type, E-type, L-type, and auto zoom lenses, among others. They are widely used and can meet the different photographic or video recording needs of cameras and camcorders.

[0003] Existing front-aperture high-definition zoom video camera adapters often need to be connected to cameras or camcorders, which causes the lens to vibrate during disassembly and assembly. Prolonged vibration can easily damage the lens and cause cracks, affecting the lens quality. Summary of the Invention

[0004] The purpose of this invention is to provide a front-aperture high-definition zoom video camera adapter lens to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, the present invention provides the following technical solution: a front-aperture high-definition zoom video camera adapter lens, comprising a video camera adapter lens and a lens box, wherein the lens box comprises two sets of half-boxes hinged together, and the interior of each half-box is provided with a cavity for accommodating a displacement device and a flaw detection device, wherein the flaw detection device is provided with an ultrasonic flaw detector, and the output end of the ultrasonic flaw detector faces the half-box.

[0006] Preferably, the interior of the semi-box is provided with a sliding rod groove, a displacement groove, and a lead screw cavity, which are interconnected. The displacement device includes a motor, a lead screw, a lead screw sleeve, and a bearing. The motor is fixedly connected to the lead screw cavity, and the output end of the motor is fixedly connected to the lead screw. The lead screw sleeve is fitted on the outside of the lead screw. The flaw detection device contains an instrument box, which is movably connected to an ultrasonic flaw detector. Magnets are fixedly connected to both ends of the instrument box, and the instrument box and the lead screw sleeve are magnetically movably connected through the magnets. The end of the lead screw away from the motor is fixedly connected to the lead screw cavity through a bearing.

[0007] Preferably, the displacement groove is movably connected to the flaw detection device, a sliding rod and sliding rod sleeve are movably connected inside the sliding rod groove, and a magnetic connection is made to the outer side of the sliding rod and sliding rod sleeve.

[0008] Preferably, the slide bar assembly / disassembly device includes a slide bar connecting plate, a screw, and a fixing pin. The slide bar groove has a slot for accommodating the slide bar connecting plate and a screw hole for accommodating the screw and the fixing pin. The screw is screwed into the screw hole.

[0009] Preferably, a spring is fixedly connected inside the object box, and the ultrasonic flaw detector is engaged with the object box through the spring.

[0010] Preferably, side plates are fixedly connected to both sides of the slide rod connecting plate, and side grooves are provided on both sides of the slot, with the side plates and side grooves being slidably connected.

[0011] Preferably, the device includes a shielding box, one side of which is fixedly connected to a plug rod via a plug plate, and the interior of the half-box has a plug hole, the plug rod being adapted to the plug hole.

[0012] Preferably, a turntable is fixedly connected to the end of the screw away from the fixing pin.

[0013] Preferably, a groove for accommodating the turntable is provided on one side of the screw hole.

[0014] Preferably, the insertion rod and the insertion hole are interference-fitted.

[0015] Compared with the prior art, the present invention has the following advantages:

[0016] (1) The front-mounted aperture high-definition zoom video camera adapter lens drives the lead screw to rotate through the drive motor. After the lead screw rotates, it drives the lead screw sleeve and the object box fixed to the lead screw sleeve to slide along the lead screw axis. Then, the video camera adapter lens is inspected by an ultrasonic flaw detector, so that the cracks of the video camera adapter lens can be detected and repaired in time, and the service life of the video camera adapter lens can be extended.

[0017] (2) When the ultrasonic flaw detector needs to be repaired, the front-mounted high-definition zoom video camera adapter lens can be used to unscrew the screw from the screw hole by rotating the turntable, thereby releasing the fixed connection between the fixing pin and the slide bar connecting plate. Then, the fixing pin and the slide bar sleeve fixed to the fixing pin can be removed from the slide bar groove and slot. Next, the ultrasonic flaw detector can be pulled out from the displacement groove and the ultrasonic flaw detector can be tested.

[0018] (3) The front-mounted high-definition zoom video camera adapter lens, since the ultrasonic flaw detector is fixed to the object box through the spring sheet, the connection between the ultrasonic flaw detector and the object box is simple and quick, which can effectively improve the detection efficiency of the ultrasonic flaw detector. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of the present invention;

[0020] Figure 2 This is a schematic diagram of the lens box structure of the present invention;

[0021] Figure 3 This is a schematic diagram of the split structure of the half-box of the present invention;

[0022] Figure 4 This is a schematic diagram of the slide bar groove of the present invention;

[0023] Figure 5 This is a schematic diagram of the displacement groove and lead screw cavity of the present invention;

[0024] Figure 6 This is a schematic diagram of the displacement device of the present invention;

[0025] Figure 7 This is a schematic diagram of the disassembled structure of the flaw detection device of the present invention;

[0026] Figure 8 This is an enlarged view of invention A;

[0027] Figure 9 This is a schematic diagram of the disassembled structure of the slide bar assembly / disassembly device of the present invention;

[0028] In the diagram: 1. Video camera adapter lens; 2. Lens box; 21. Hinge; 3. Half box; 31. Slide bar groove; 32. Positioning groove; 33. Lead screw cavity; 34. Slot; 35. Side groove; 36. Countersunk groove; 37. Screw hole; 38. Insertion hole; 4. Shielding box; 41. Insert plate; 42. Insert rod; 5. Positioning device; 51. Motor; 52. Lead screw; 53. Lead screw sleeve; 54. Bearing; 55. Slide bar; 56. Slide bar sleeve; 6. Flaw detection device; 61. Object box; 62. Ultrasonic flaw detector; 63. Spring; 7. Slide bar assembly / disassembly device; 71. Slide bar connecting plate; 72. Side plate; 73. Screw; 74. Fixing pin; 75. Turntable. Detailed Implementation

[0029] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0030] Please see Figures 1-9 As shown, the present invention provides the following technical solution: a front-aperture high-definition zoom video camera adapter lens, including a video camera adapter lens 1 and a lens box 2. The lens box 2 includes two sets of half boxes 3 hinged by hinges 21. The half boxes 3 have accommodating cavity for a displacement device 5 and a flaw detection device 6. The flaw detection device 6 is equipped with an ultrasonic flaw detector 62, and the output end of the ultrasonic flaw detector 62 faces the half box 3.

[0031] Furthermore, the interior of the semi-box 3 is provided with a sliding rod groove 31, a displacement groove 32, and a lead screw cavity 33. The sliding rod groove 31, the displacement groove 32, and the lead screw cavity 33 are interconnected. The displacement device 5 includes a motor 51, a lead screw 52, ​​a lead screw sleeve 53, and a bearing 54. The motor 51 is fixedly connected to the lead screw cavity 33, and the output end of the motor 51 is fixedly connected to the lead screw 52. The lead screw sleeve 53 is sleeved on the outside of the lead screw 52. The flaw detection device 6 is provided with an object box 61. The object box 61 is movably connected to the ultrasonic flaw detector 62. Magnets are fixedly connected to both ends of the object box 61. The object box 61 and the lead screw sleeve 53 are magnetically connected to each other. The end of the lead screw 52 away from the motor 51 is fixedly connected to the lead screw cavity 33 through the bearing 54.

[0032] Furthermore, the displacement groove 32 is movably connected to the flaw detection device 6, the slide rod groove 31 is movably connected to the slide rod sleeve 56, the slide rod sleeve 56 is slidably connected to the outside of the slide rod sleeve 56, and the end of the object box 61 away from the lead screw sleeve 53 is magnetically connected to 56.

[0033] Furthermore, it includes a slide bar assembly / disassembly device 7, which includes a slide bar connecting plate 71, a screw 73, and a fixing pin 74. The slide bar groove 31 has a slot 34 for accommodating the slide bar connecting plate 71 and a screw hole 37 for accommodating the screw 73 and the fixing pin 74. The screw 73 is screwed into the screw hole 37.

[0034] Furthermore, a spring clip 63 is fixedly connected inside the object box 61, and the ultrasonic flaw detector 62 is engaged with the object box 61 through the spring clip 63.

[0035] Furthermore, side plates 72 are fixedly connected to both sides of the slide rod connecting plate 71, and side grooves 35 are opened on both sides of the slot 34, with the side plates 72 and the side grooves 35 slidably connected.

[0036] Furthermore, the shielding box 4 is included. One side of the shielding box 4 is fixedly connected to the plug rod 42 via the plug plate 41. The interior of the half box 3 is provided with a plug hole 38, and the plug rod 42 is adapted to the plug hole 38.

[0037] Furthermore, a turntable 75 is fixedly connected to the end of the screw 73 away from the fixing pin 74.

[0038] Furthermore, a groove 36 for accommodating the turntable 75 is provided on one side of the screw hole 37.

[0039] Furthermore, the insertion rod 42 is interference-fitted with the socket 38.

[0040] During operation, the video camera adapter lens 1 needs to be disassembled and reassembled with a camera or camcorder. During repeated disassembly and reassembly, imperceptible cracks may appear in the lens housing. At this time, the video camera adapter lens 1 is placed in the lens box 2, and then the drive displacement device 5 drives the flaw detection device 6 to perform flaw detection on the video camera adapter lens 1 using the ultrasonic flaw detector 62. The specific operation process is as follows: the drive motor 51 drives the lead screw 52 to rotate. After the lead screw 52 rotates, it drives the lead screw sleeve 53 and the object box 61 fixed to the lead screw sleeve 53 to slide along the axis of the lead screw 52. Then, the ultrasonic flaw detector 62 is used to perform flaw detection on the video camera adapter lens 1, so that the cracks of the video camera adapter lens 1 can be detected and repaired in time, thus extending the service life of the video camera adapter lens 1.

[0041] When the video camera adapter lens 1 is finished and the ultrasonic flaw detector 62 needs to be repaired, the screw 73 can be unscrewed from the screw hole 37 by rotating the turntable 75, which can release the fixed connection between the fixing pin 74 and the slide rod connecting plate 71. Then, the fixing pin 74 and the slide rod sleeve 56 and 56 fixed to the fixing pin 74 can be taken out from the slide rod groove 31 and the slot 34. Then, the ultrasonic flaw detector 62 can be pulled out from the displacement groove 32 and the ultrasonic flaw detector 62 can be tested.

[0042] Since the ultrasonic flaw detector 62 is fixedly connected to the object box 61 through the spring 63, the connection between the ultrasonic flaw detector 62 and the object box 61 is simple and quick, which can effectively improve the detection efficiency of the ultrasonic flaw detector 62.

[0043] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A front-aperture high-definition zoom video camera adapter lens, characterized in that: Includes a video camera adapter lens (1) and a lens box (2). The lens box (2) includes two sets of half boxes (3) hinged by a hinge (21). The half box (3) has a cavity for accommodating a displacement device (5) and a flaw detection device (6). The flaw detection device (6) is equipped with an ultrasonic flaw detector (62). The output end of the ultrasonic flaw detector (62) faces the half box (3). The interior of the half-box (3) is provided with a sliding rod groove (31), a displacement groove (32), and a lead screw cavity (33). The sliding rod groove (31), the displacement groove (32), and the lead screw cavity (33) are interconnected. The displacement device (5) includes a motor (51), a lead screw (52), a lead screw sleeve (53), and a bearing (54). The motor (51) is fixedly connected to the lead screw cavity (33), and the output end of the motor (51) is fixedly connected to the lead screw (52). The lead screw sleeve (53) is sleeved on the outside of the lead screw (52). The flaw detection device (6) is provided with an object box (61). The object box (61) is movably connected to the ultrasonic flaw detector (62). Magnets are fixedly connected to both ends of the object box (61). The object box (61) and the lead screw sleeve (53) are magnetically connected to each other through the magnets. The end of the lead screw (52) away from the motor (51) is fixedly connected to the lead screw cavity (33) through the bearing (54). The displacement groove (32) is movably connected to the flaw detection device (6), the slide bar groove (31) is movably connected to the slide bar sleeve (56), the slide bar sleeve (56) is slidably connected to the outside of the slide bar sleeve (56), and the end of the object box (61) away from the lead screw sleeve (53) is magnetically connected to (56). The slide bar assembly and disassembly device (7) includes a slide bar connecting plate (71), a screw (73) and a fixing pin (74). The slide bar groove (31) has a slot (34) for accommodating the slide bar connecting plate (71) and a screw hole (37) for accommodating the screw (73) and the fixing pin (74). The screw (73) is screwed into the screw hole (37). The object box (61) is fixedly connected to a spring (63), and the ultrasonic flaw detector (62) is engaged with the object box (61) through the spring (63).

2. The front-aperture high-definition zoom video camera adapter lens according to claim 1, characterized in that: Both sides of the slide bar connecting plate (71) are fixedly connected to side plates (72), and both sides of the slot (34) are provided with side grooves (35). The side plates (72) and the side grooves (35) are slidably connected.

3. The front-aperture high-definition zoom video camera adapter lens according to claim 1, characterized in that: Includes a shielding box (4), one side of which is fixedly connected to a plug rod (42) via a plug plate (41), and the interior of the half box (3) is provided with a plug hole (38), and the plug rod (42) is adapted to the plug hole (38).

4. The front-aperture high-definition zoom video camera adapter lens according to claim 1, characterized in that: The screw (73) is fixed to a turntable (75) at the end away from the fixing pin (74).

5. A front-aperture high-definition zoom video camera adapter lens according to claim 1, characterized in that: A groove (36) for accommodating a turntable (75) is provided on one side of the screw hole (37).

6. A front-aperture high-definition zoom video camera adapter lens according to claim 3, characterized in that: The insertion rod (42) is interference-fitted with the insertion hole (38).

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