CN217358953U - Viewing angle detection device - Google Patents

Abstract

The utility model provides a field angle detection device, be applied to the field angle detection of endoscope, including the elevating platform, the camera lens keeps the ware, horizontal regulator and inclination adjustment structure, the camera lens keeps the ware to set up in inclination adjustment structure top, the configuration is to adjust the structure at the inclination with the endoscope centre gripping structurally and change horizontal angle and/or vertical height along with the inclination, the inclination is adjusted the structure and is included the fixed plate, regulating plate and inclination adjustment piece, the inclination adjustment piece through rotatory passing the fixed plate changes the horizontal angle and/or vertical height of regulating plate, with the horizontal angle and/or vertical height that change inclination adjustment structure, inclination adjustment structure sets up on horizontal regulator and along with horizontal regulator lateral shifting, horizontal regulator passes through the connecting plate and is connected with the elevating platform and along with the vertical removal of elevating platform. The problem that the existing field angle detection device is complex in operation of changing the position of the endoscope and easy to directly apply adjusting force on the lens of the endoscope in the adjusting process to cause damage is solved.

Description

Viewing angle detection device

Technical Field

The utility model relates to an endoscope detects technical field, especially relates to a field angle detection device.

Background

The medical endoscope is a clinically important diagnosis and treatment device, and can enter the human body through a natural pore passage or a surgical incision to perform observation, diagnosis or treatment. The field angle is an important technical index of the medical endoscope, directly reflects the observation range of the medical endoscope, and is a basic index for measuring the technical performance of the endoscope. The measurement of the angle of view is essential and significant in the fields of research and development, manufacturing, quality control and the like of medical endoscopes.

In order to improve the accuracy of the endoscope during use, it is necessary to perform an optical test on the endoscope or to check the endoscope having a damage after use to a certain extent. In the process of detecting the field angle of the endoscope, the position of the endoscope and/or the target plate needs to be adjusted, so that the lens field of the endoscope is parallel to and the center of the target plate coincides. The inclination angle adjusting structure in the prior art is positioned on one side of the measuring mark plate far away from the endoscope, when the position of the endoscope and/or the measuring mark plate needs to be adjusted, the relative position of the lens view field and the measuring mark plate cannot be observed from the endoscope display at the same time, the adjustment needs to be carried out repeatedly, the operation is complex, and the consumed time is long. When the horizontal, vertical or transverse position of the endoscope is indirectly changed by applying force to the adjusting device in the process of adjusting the endoscope, the adjusting force is easily directly applied to the lens of the endoscope in the process of applying force to the adjusting device, and the lens of the endoscope is damaged.

In view of the above, it is necessary to provide a new viewing angle detection device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can be easy operation change endoscope's position and can not cause its angle of vision detection device that damages at the adjustment process with the regulating force direct action on the camera lens of endoscope.

In order to achieve the above object, the present invention provides a viewing angle detection device for detecting the viewing angle of an endoscope, comprising a lifting table, a lens holder, a lateral adjuster and an inclination angle adjusting structure, the lens holder is disposed above the tilt angle adjusting structure, configured to clamp the endoscope on the tilt angle adjusting structure and change a horizontal angle and/or a vertical height with the tilt angle adjusting structure, the tilt angle adjusting structure including a fixing plate, an adjusting plate, and a tilt angle adjusting member, changing a horizontal angle and/or a vertical height of the adjusting plate by rotating the inclination adjusting member passing through the fixing plate, to change the horizontal angle and/or vertical height of the recliner structure, the recliner structure being disposed on and laterally movable with the lateral adjuster, the transverse regulator is connected with the lifting platform through a connecting plate and vertically moves along with the lifting platform.

As a further improvement of the present invention, the adjusting plate is provided with a groove for placing the endoscope, the tilt angle adjusting member includes a first ball, and the tilt angle adjusting structure is configured to pass through the fixing plate by rotation, so that the tilt angle adjusting member changes with the first ball butt against the horizontal angle and/or vertical height of the adjusting plate to change the horizontal angle and/or vertical height of the endoscope.

As a further improvement of the utility model, the regulating plate sets up the fixed plate top, the regulating plate with still be equipped with the second ball between the fixed plate, the second ball direct with the regulating plate with the fixed plate butt.

As a further improvement, the two inclination angle adjusting pieces are arranged, and the symmetrical arrangement or the diagonal arrangement is arranged in the inclination angle adjusting structure.

As a further improvement of the present invention, the lens holder includes a holder adjusting portion and a lens holding portion, the holder adjusting portion and the lens holding portion are fixedly connected, the holder adjusting portion is configured to change the height of the lens holding portion through rotation, and the lens holding portion is configured to hold the bending portion and at least a part of the insertion portion of the endoscope on the tilt angle adjusting structure.

As a further improvement, the adjusting plate of the tilt angle adjusting structure is further provided with an accommodating space, and the accommodating space is configured to accommodate the lens clamping portion.

As a further improvement of the present invention, the viewing angle detecting device further includes a supporting portion, the supporting portion includes a supporting plate, a first supporting portion and a second supporting portion, the first supporting portion and the second supporting portion pass through the supporting plate is disposed on the lateral adjuster, the first supporting portion is configured to support the tilt angle adjusting structure, and the second supporting portion is configured to support the endoscope.

As a further improvement of the present invention, the lateral adjuster includes a lateral adjustment first portion, a lateral adjustment second portion and a lateral adjustment member, the lateral adjuster is configured to pass through the lateral adjustment member changes the lateral adjustment first portion with the relative position of the lateral adjustment second portion, thereby driving the structure lateral shifting is adjusted at the inclination angle, so that the inclination angle is adjusted structurally the endoscope follows lateral shifting.

As a further improvement, the field angle detecting device further includes a target plate, the elevating platform, the lens holder, the inclination angle adjusting structure and the horizontal adjuster are located the same side of the target plate.

As a further improvement of the present invention, the field angle detecting device further includes a mark measuring plate fixing member for fixing the mark measuring plate and a lifting table fixing member for fixing the lifting table.

The utility model has the advantages that: compared with the prior art, the utility model discloses a field angle detection device is through keeping the ware setting with the camera lens in inclination regulation structure top, the configuration is to adjust the structure at the inclination and change horizontal angle and/or vertical height along with the inclination with the endoscope centre gripping, the inclination is adjusted the structure and is set up on horizontal adjuster and along with horizontal adjuster lateral shifting, horizontal adjuster passes through the connecting plate and is connected with the elevating platform and along with the vertical removal of elevating platform, the operation of having solved current field angle detection device and changing the endoscope position is complicated, cause its problem of damaging on the camera lens of endoscope with the regulating power directness easily at accommodation process.

Drawings

Fig. 1 is a perspective view of a viewing angle detection device according to a preferred embodiment of the present invention.

Fig. 2 is a perspective view of another angle of fig. 1.

Fig. 3 is a cross-sectional view of fig. 1.

Fig. 4 is a perspective view of the lens holder of fig. 1.

Fig. 5 is a perspective view of the reclining structure of fig. 1.

Fig. 6 is a perspective view of the adjustment plate of fig. 5.

Fig. 7 is a perspective view of another angle of fig. 6.

Fig. 8 is a perspective view of the fixing plate of fig. 5.

Fig. 9 is a perspective view of another angle of fig. 8.

Fig. 10 is a perspective view of the recliner of fig. 5.

Fig. 11 is a perspective view of the support part of fig. 1.

Fig. 12 is an exploded view of the lateral adjuster of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In order to avoid obscuring the present invention with unnecessary details, it should be noted that only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 3, the present invention provides a viewing angle detection apparatus 100 for detecting a viewing angle of an endoscope 200, including: lens holder 1, inclination adjusting structure 2, supporting part 3, horizontal adjuster 4, elevating platform 5, measuring mark board 6, measuring mark board fixing part 7 and elevating platform fixing part 8.

Referring to fig. 4, the lens holder 1 includes a holder adjusting piece 11, a lens holding portion 12, and a holder main body 13, and the lens holder 1 is disposed above the tilt adjusting structure 2 for fixing the endoscope 200 to the tilt adjusting structure 2.

The holder body 13 is located above the reclining mechanism 2 and is fixedly connected to the reclining mechanism 2. The holder adjusting member 11 is disposed on the holder main body 13, an upper portion of the holder adjusting member 11 is a knob, a lower portion thereof is a rod body having a thread, the lower portion of the holder adjusting member 11 is threadedly coupled to the holder main body 13, and a lowermost end of the holder adjusting member 11 is fixedly coupled to the lens holding portion 12, and is configured to change a height of the lens holding portion 12 by rotating the upper portion of the holder adjusting member 11, thereby changing a relative distance between the lens holding portion 12 and the endoscope 200. The lens holding portion 12 is for holding the endoscope 200, and is configured to hold the bending portion 210 and at least a part of the insertion portion 220 of the endoscope 200 on the reclining structure 2. The degree of tightness of the clamping of the endoscope 200 is changed along with the change of the height of the lens clamping portion 12, and the lower the height of the lens clamping portion 12 is, that is, the closer the distance from the lower tilt angle adjusting structure 2 is, the tighter the clamping of the endoscope 200 is, and vice versa. The lens holding portion 12 is made of a soft material, so that when the holder adjusting member 11 is rotated excessively to cause the height of the lens holding portion 12 to be too low, the lens holding portion 12 deforms itself, the endoscope 200 is not damaged due to excessive stress, and the endoscope 200 is effectively protected.

Referring to fig. 5, the tilt angle adjusting structure 2 includes an adjusting plate 21, a fixing plate 22, a tilt angle adjusting member 23, and a second ball 24, and the tilt angle adjusting structure 2 is used for changing the horizontal angle of the endoscope 200 and is configured to change the horizontal angle and/or the vertical height of the adjusting plate 21 abutting against the first ball 231 by rotating the tilt angle adjusting member 23 passing through the fixing plate 22, so as to change the horizontal angle and/or the vertical height of the endoscope 200.

Referring to fig. 6 and 7, specifically, a groove 211 and an abdicating space 212 are provided on the upper end surface of the adjusting plate 21, the groove 211 is used for placing the endoscope 200, and in the embodiment of the present application, the groove 211 is a V-shaped groove to facilitate fixing the endoscope 200 in the groove 211. The relief space 212 is used for accommodating the lens holding portion 12, and when the lens holding portion 12 deforms, the deformed portion is accommodated in the relief space 212, so that excessive pressure cannot be applied to the endoscope 200, and the endoscope 200 cannot be damaged. The holder body 13 of the lens holder 1 is fixed to the adjustment plate 21.

The adjustment plate 21 is disposed above the fixed plate 22, and a first ball contact portion 213 and a second ball contact portion 214 are provided on a lower end surface of the adjustment plate 21. There is a gap between the adjusting plate 21 and the fixing plate 22, the inclination angle adjusting member 23 rotates through the fixing plate 22, the first ball 231 at the tip end abuts against the first ball abutting portion 213 of the adjusting plate 21, and the second ball 24 is directly provided at the adjusting plate 21 and the fixing plate 22, abutting against the second ball abutting portion 214 of the adjusting plate 21. In the embodiment of the present application, two inclination angle adjusting members 23 are provided, that is, two first balls 231 are provided in total, the first ball abutting portion 213 includes a first abutting groove 2131 and a second abutting groove 2132, the first abutting groove 2131 is a groove body having a rectangular cross section, two fixing rods 2133 are provided in the first abutting groove 2131, the two fixing rods 2133 are provided at intervals, and when the first ball 231 extends into the first abutting groove 2131, the first ball 231 is clamped and fixed, so that the first ball 231 is prevented from rolling. The second abutting groove 2132 is a groove body with a circular cross section, and the first ball 231 is directly clamped into the second abutting groove 2132 to be fixed and cannot roll. The second ball abutting portion 214 is also a groove body with a circular cross section, and the second ball 24 is directly clamped into the second ball abutting portion 214 and fixed, so that the second ball cannot roll. In the embodiment of the present application, the diameter of the first ball 231 is smaller than the diameter of the second ball 24, and the diameter of the second abutment groove 2132 is smaller than the diameter of the second ball abutment 214.

The two first beads 231 and the second bead 24 together form a three-point support for the adjustment plate 21, in other words, the tilt angle adjustment structure 2 adopts a three-point surface fixing method, and the adjustment plate 21 is adjusted by the two first beads 231 and the second bead 24. The horizontal angle of the adjustment plate 21 can be changed by rotating a single inclination adjustment member 23, and the horizontal angle and/or the vertical height of the adjustment plate 21, which is the distance of the gap between the adjustment plate 21 and the fixing plate 22 by rotating two inclination adjustment members 23 at the same time, can be changed by rotating two inclination adjustment members 23, thereby changing the vertical height of the endoscope 200 on the inclination adjustment structure 2.

The adjustment plate 21 is also provided with lens holder mounting holes 215 and pitch holding holes 216 that penetrate the upper and lower end surfaces of the adjustment plate 21. The lens holder mounting hole 215 is used to mount and fix the lens holder 1.

Referring to fig. 8 and 9, the fixing plate 22 is disposed below the adjusting plate 21, and includes an inclination adjusting member mounting hole 221 penetrating upper and lower end surfaces of the fixing plate 22, a second pitch maintaining hole 222, and a second ball fixing portion 223. The recliner mounting hole 221 is used to mount the recliner 23 such that the recliner 23 rotates through the stationary plate 22. The second space maintaining holes 222 are provided corresponding to the space maintaining holes 216, and fixing shafts are provided in the space maintaining holes 216 and the second space maintaining holes 222, and are coupled by elastic members to maintain a space between the adjusting plate 21 and the fixing plate 22 and prevent the adjusting plate 21 from being separated from the fixing plate 22. In the embodiment of the present application, three pitch maintaining holes 216 and three second pitch maintaining holes 222 are provided in total. The second ball fixing portion 223 is used for placing the second ball 24 and is provided corresponding to the second ball abutting portion 214.

Referring to fig. 10, the top of the tilt angle adjusting member 23 is provided with a first ball 231, and the tilt angle adjusting member 23 has two knobs which are symmetrically or diagonally arranged, in the embodiment of the present application, the two tilt angle adjusting members 23 are diagonally arranged and are mounted on the fixing plate 22 through the tilt angle adjusting member mounting holes 221, and the two knobs pass through the fixing plate 22 and abut against the adjusting plate 21 through the first ball 231.

Referring to fig. 11, the supporting portion 3 includes a first supporting portion 31, a second supporting portion 32 and a supporting plate 33, and the supporting portion 3 is used for supporting the tilt angle adjusting structure 2 and connecting to the lateral adjuster 4.

The first support portion 31 and the second support portion 32 are disposed on the support plate 33 and fixedly connected to the support plate 33, while the first support portion 31 and the second support portion 32 are disposed at an interval in a direction away from the target plate 6. The first support portion 31 is fixedly connected to the fixing plate 22 of the tilt angle adjusting mechanism 2, and is configured to support the tilt angle adjusting mechanism 2, and the second support portion 32 is provided with a groove for placing the endoscope 200, and is configured such that when the bending portion 210 and at least a part of the insertion portion 220 supporting the endoscope 200 are clamped on the tilt angle adjusting mechanism 2, the other part of the endoscope 200 is supported by the second support portion 32. The support plate 33 is located above the lateral adjuster 4 and is fixedly connected to the lateral adjuster 4.

Referring to fig. 12, the transverse adjuster 4 includes a transverse adjusting first portion 41, a transverse adjusting second portion 42, a transverse adjusting member 43 and a connecting plate 44, and the transverse adjuster 4 is configured to change the relative positions of the transverse adjusting first portion 41 and the transverse adjusting second portion 42 via the transverse adjusting member 43, so as to drive the tilt adjusting structure 2 to move transversely and drive the endoscope 200 on the tilt adjusting structure 2 to move transversely. Specifically, the first lateral adjustment portion 41 is provided with a concave portion 411, the second lateral adjustment portion 42 is provided with a corresponding convex portion 421, and the concave portion 411 and the convex portion 421 extend in the lateral direction, and in the embodiment of the present application, the cross sections of the concave portion 411 and the convex portion 421 are both trapezoidal. The first lateral adjustment portion 41 is disposed above the second lateral adjustment portion 42 by snap-fit connection of the concave portion 411 and the convex portion 421, and the second lateral adjustment portion 42 is disposed above the connecting plate 44 and fixedly connected to the connecting plate 44. The transverse adjusting member 43 comprises a first transverse adjusting member 431 disposed on the first transverse adjusting portion 41 and a second transverse adjusting member 432 disposed on the second transverse adjusting portion 42, and both the first transverse adjusting member 431 and the second transverse adjusting member 432 can change the relative position between the first transverse adjusting portion 41 and the second transverse adjusting portion 42, so that the transverse adjuster 4 can move transversely to drive the fixedly connected supporting portion 3 to move transversely, and the tilt angle adjusting structure 2 connected with the supporting portion 3 can also move transversely to drive the endoscope 200 clamped on the tilt angle adjusting structure 2 to move transversely. The connecting plate 44 is used to connect the traverse adjuster 4 with the elevating table 5 so that the traverse adjuster 4 moves vertically with the elevating table 5

The lifting platform 5 is connected with the transverse regulator 4 through the connecting plate 44 and comprises a lifting block 51 and a lifting regulating piece 52 which are connected with the connecting plate 44, the lifting block 51 is driven to vertically move by rotating the lifting regulating piece 52, the transverse regulator 4 is driven to vertically move by the lifting block 51 through the connecting plate 44, the support part 3 which is fixedly connected is driven to vertically move by the vertical movement of the transverse regulator 4, and the inclination angle regulating structure 2 connected with the support part 3 also vertically moves, so that the endoscope 200 can vertically move.

The target plate 6 is used for detecting the endoscope 200 as a target.

The measuring board fixing part 7 is used for fixedly mounting the measuring board 6, and the lifting platform fixing part 8 is used for fixedly mounting the lifting platform 5.

The lens holder 1, the tilt angle adjusting structure 2, the supporting portion 3, the lateral adjuster 4, and the lifting platform 5 are located on the same side of the measuring board 6, and the lens holder 1 fixes the endoscope 200 on the tilt angle adjusting structure 2 and is configured to clamp the bending portion 210 and at least a portion of the insertion portion 220 of the endoscope 200, so as to drive the bending portion 210 of the endoscope 200 to rotate synchronously. The lens holder 1, the inclination angle adjusting structure 2, the supporting part 3, the transverse adjuster 4 and the lifting platform 5 are arranged on the same side of the target measuring plate 6, so that when an operator detects the field angle of the endoscope 200, the operator can adjust and observe the relative positions of the lens field and the target measuring plate 6, the operation is simple, and the adjusting efficiency is high.

Further, the endoscope 200 includes a bending portion 210 and an insertion portion 220, and a lens (not shown) having an image pickup function is installed in the bending portion 210 to facilitate the detection of the endoscope 200 in the body. The bending portion 210 has a fixed bending direction, and when the angle of view of the endoscope 200 is detected, it is ensured that the lens field of view of the endoscope 200 is parallel to and centered on the target plate 6, but in actual operation, it is difficult to ensure that the adjustment direction completely coincides with the bending direction of the endoscope 200. According to the endoscope 200 and the method, the bending part 210 and at least part of the inserting part 220 of the endoscope 200 are clamped on the inclination angle adjusting structure 2 by the lens holder 1, so that the endoscope 200 and the inclination angle adjusting structure 2 keep synchronous movement, the horizontal position of the endoscope 200 can be adjusted by the inclination angle adjusting structure 2, the lens view field of the endoscope 200 is parallel to and coincident with the center of the marking plate 6, and the detection standard is met. Meanwhile, the bending part 210 is prevented from being stressed unevenly in the process of detecting the angle of view of the endoscope 200, so that the bending function is prevented from being damaged, and further, the lens of the endoscope 200 is prevented from being damaged. In addition, with such an arrangement, the lens of the endoscope 200 can be protected, and the lens of the endoscope 200 is not directly applied with force and damaged during the lateral adjustment and the vertical adjustment.

Further, the endoscope 200 is clamped on the adjusting plate 21 of the inclination angle adjusting structure 2 through the lens holder 1, the angle of the endoscope 200 is changed by changing the horizontal angle of the adjusting plate 21, meanwhile, the inclination angle adjusting structure 2 is arranged close to the endoscope 200, the lens view field of the endoscope 200 is convenient to adjust and observe, meanwhile, the space is reasonably utilized, and the phenomenon that the inclination angle adjusting structure 2 directly acts on the lens of the endoscope 200 in the adjusting process to damage the lens of the endoscope 200 is avoided.

In the present embodiment, in order to simplify the inspection process of the endoscope 200, the position between the target fixing member 7 and the elevating table fixing member 8 is fixed so that the relative distance between the endoscope 200 and the target 6 is maintained at 50mm ± 0.2mm, that is, so that the bending portion 210 of the endoscope 200 faces the target 6 at the same time so that the lens of the endoscope 200 faces the target 6. In other embodiments, the relative distance between the target fixing member 7 and the lifting platform fixing member 8 can be freely changed, that is, the front-back distance between the lens of the endoscope 200 and the target 6 can be adjusted to meet the detection requirement, so that the viewing angle detection apparatus is developed toward the process of automatic detection.

In the present embodiment, when it is necessary to detect the angle of view of the endoscope 200, the bending portion 210 and at least a part of the insertion portion 220 of the endoscope 200 are fixed in the recess 211 of the adjustment plate 21 of the tilt angle adjustment structure 2 by the lens holding portion 12 by first rotating the holder adjustment member 11 of the lens holder 1, thereby changing the height of the lens holding portion 12, while a part of the endoscope 200 is supported by the second support portion 32. Then the lens of the endoscope 200 is opened, the relative position of the lens view field of the endoscope 200 and the target plate 6 is observed from the display of the endoscope 200, the lifting adjusting piece 52 of the lifting table 5 is rotated, the lifting block 51 is controlled to move vertically, and the lifting block 51 drives the transverse adjuster 4 to move vertically, so that the endoscope 200 can move vertically, and the height of the lens view field center of the endoscope 200 is basically coincident with the central point of the target plate 6. Then, the transverse adjusting part 43 of the transverse adjuster 4 is rotated, so that the transverse adjuster 4 moves transversely, the endoscope 200 is driven to move transversely, the transverse position of the center of the lens field of view and the transverse position of the center point of the target plate 6 are basically overlapped, whether the center line of the target plate 6 appearing on the display of the endoscope 200 is a straight line or not is observed, if the center line is a curve, the two inclination angle adjusting parts 23 are adjusted, the horizontal angle and/or the vertical height of the adjusting plate 21 are/is slightly changed, the position and the included angle between the endoscope 200 and the target plate 6 are changed, and finally the center line of the target plate 6 is displayed as a straight line on the display of the endoscope 200.

In the present application, the bending portion 210 and at least a portion of the insertion portion 220 of the endoscope 200 are always fixed in the groove 211 of the adjustment plate 21 of the tilt angle adjustment structure 2 through the lens clamping portion 12, and only receive the fixing force of the lens clamping portion 12, and in the process of adjusting the position of the endoscope 200 through the tilt angle adjustment structure 2, the lateral adjuster 4 and the lifting platform 5, if the adjusting force directly acts on the bending portion 210, a potential damage risk may be caused to the bending function or the outer component of the bending portion, and in the present application, the adjusting force may not directly act on the endoscope 200, especially, the lens of the endoscope 200 may not directly act on the lens of the endoscope 200, thereby effectively protecting the lens of the endoscope 200.

To sum up, the utility model discloses a field angle detection device 100 is through keeping ware 1 setting with the camera lens in inclination regulation structure 2 top, the configuration is to adjust the structure 2 with the endoscope 200 centre gripping at inclination and change horizontal angle and/or vertical height along with inclination regulation structure 2, inclination is adjusted the structure 2 and is set up on horizontal adjuster 4 and along with horizontal adjuster 4 lateral shifting, horizontal adjuster 4 is connected with elevating platform 5 through connecting plate 44 and along with elevating platform 5 vertical shifting, the operation complexity that current field angle detection device changes the endoscope position has been solved, to causing its problem of damaging easily with regulating power direct action on the camera lens of endoscope in accommodation process.

The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. A viewing angle detection device applied to the detection of the viewing angle of an endoscope, characterized in that: including elevating platform, camera lens holder, lateral adjuster and inclination adjustment structure, the camera lens holder sets up inclination adjustment structure top is configured as with the endoscope centre gripping is in inclination adjustment structure is last and along inclination adjustment structure changes horizontal angle and/or vertical height, inclination adjustment structure includes fixed plate, regulating plate and inclination adjustment piece, passes through the rotation the inclination adjustment piece changes the horizontal angle and/or vertical height of regulating plate, in order to change the horizontal angle and/or vertical height of inclination adjustment structure, inclination adjustment structure sets up lateral adjuster is last and along lateral adjuster lateral shifting, lateral adjuster pass through the connecting plate with the elevating platform is connected and is followed elevating platform vertical shifting.

2. The viewing angle detecting apparatus according to claim 1, characterized in that: the adjusting plate is provided with a groove for placing the endoscope, the inclination angle adjusting piece comprises a first ball, and the inclination angle adjusting structure is configured to penetrate through the fixing plate in a rotating mode so as to change the horizontal angle and/or the vertical height of the adjusting plate abutted to the first ball, so that the horizontal angle and/or the vertical height of the endoscope can be changed.

3. The viewing angle detecting apparatus according to claim 2, characterized in that: the regulating plate sets up the fixed plate top, the regulating plate with still be equipped with the second ball between the fixed plate, the second ball direct with the regulating plate with the fixed plate butt.

4. The viewing angle detecting apparatus according to claim 3, characterized in that: the two inclination angle adjusting pieces are symmetrically arranged or diagonally arranged in the inclination angle adjusting structure.

5. The viewing angle detecting apparatus according to claim 1, characterized in that: the lens holder includes a holder adjusting portion and a lens clamping portion, the holder adjusting portion and the lens clamping portion are fixedly connected, the holder adjusting portion is configured to change a height of the lens clamping portion by rotating, and the lens clamping portion is configured to clamp a bending portion and at least a portion of an insertion portion of the endoscope on the tilt angle adjusting structure.

6. The viewing angle detecting apparatus according to claim 5, characterized in that: the adjusting plate of the inclination angle adjusting structure is also provided with an accommodating space which is configured to accommodate the lens clamping part.

7. The viewing angle detection apparatus according to claim 1, characterized in that: the viewing angle detection apparatus further includes a support portion including a support plate, a first support portion, and a second support portion, the first support portion and the second support portion being disposed on the lateral adjuster through the support plate, the first support portion being configured to support the tilt angle adjustment structure, the second support portion being configured to support the endoscope.

8. The viewing angle detecting apparatus according to claim 1, characterized in that: the transverse adjuster comprises a transverse adjusting first part, a transverse adjusting second part and a transverse adjusting piece, and the transverse adjuster is configured to change the relative position of the transverse adjusting first part and the transverse adjusting second part through the transverse adjusting piece so as to drive the inclination angle adjusting structure to transversely move, so that the endoscope on the inclination angle adjusting structure follows the transverse movement.

9. The viewing angle detection apparatus according to claim 1, characterized in that: the field angle detection device also comprises a measuring mark plate, and the lifting platform, the lens holder, the inclination angle adjusting structure and the transverse adjuster are positioned on the same side of the measuring mark plate.

10. The viewing angle detecting apparatus according to claim 9, characterized in that: the field angle detection device further comprises a calibration board fixing piece used for fixing the calibration board and a lifting platform fixing piece used for fixing the lifting platform.

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