PCBA (Printed Circuit Board Assembly) anti-bending endoscope

Abstract

The utility model discloses a PCBA (printed circuit board assembly) anti-bending endoscope, which belongs to the technical field of endoscopes, and is technically characterized by comprising an endoscope body, a built-in groove for mounting a circuit board is arranged in the endoscope body, a movable turning plate for limiting mounting of the turning plate is movably mounted on the built-in groove, and the movable turning plate is provided with a through hole. The miniature circuit board can be conveniently installed through the arranged circuit board installation mechanism, the first PCBA board and the second PCBA board can be connected through a flexible circuit board, electric control of the circuit board is achieved, when the movable turning board needs to be opened for internal maintenance, the movable turning board can be opened only through a hand buckling groove in the movable turning board, and the circuit board can be conveniently installed through the hand buckling groove in the movable turning board. Through the arranged movable limiting mechanism, the movable limiting sleeve can be driven to be screwed to the fixed limiting sleeve and abut against the fixed limiting sleeve, at the moment, the movable limiting sleeve completely covers the upper portion of the movable turning plate, and therefore the movable turning plate is fixed again, and disassembly, installation and use are convenient; the device has the advantages of being convenient to bend for use and convenient to disassemble, assemble and use.

Description

Technical Field

[0001] The utility model relates to the field of endoscopes, in particular to a PCBA board anti-bending endoscope. Background Art

[0002] With the progress of society and the development of science and technology, minimally invasive surgery has the advantages of less trauma, faster recovery and higher success rate, and has been recognized by the majority of patients. At the same time, the medical device industry, especially minimally invasive medical devices, has achieved great development. The development trend of minimally invasive surgery is to make it smaller and smaller. The electronic endoscope, known as the eyes of minimally invasive surgery, is also getting smaller and smaller, and the circuit inside it is also getting smaller and smaller.

[0003] When installing PCBA boards inside existing endoscopes, small PCBA circuit boards are often required, but they cannot adapt to smaller assembly spaces. In addition, the internal circuit boards are often bent at a large angle during installation, which can easily cause damage to the circuit boards. They are also not easy to disassemble and install, which brings great inconvenience to subsequent maintenance. They have poor applicability and cannot meet actual use requirements.

[0004] Therefore, it is necessary to provide a PCBA board anti-bending endoscope to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the embodiments of the utility model is to provide a PCBA board anti-bending endoscope, aiming to solve the technical problems raised in the background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A PCBA board anti-bending endoscope, comprising an endoscope body, a lens arranged on the endoscope body, a built-in groove for installing a circuit board opened in the endoscope body, a movable flap for flap limit installation movably installed on the built-in groove, and further comprising:

[0008] A circuit board mounting mechanism, which is mounted at the inner connection between the movable flap and the built-in slot, and is used to assemble a plurality of anti-bending micro circuit boards;

[0009] The movable limiting mechanism is installed on the outer sides of the endoscope body and the movable flap, and is used for limiting the installation of the movable flap.

[0010] As a further solution of the present invention, the circuit board mounting mechanism includes a first support column for fixing a first PCBA board, the first support column is fixedly installed on the inner side of a movable flap, and the movable flap is rotatably installed at the opening of the built-in groove through a rotating shaft, and the first PCBA board is fastened to the first support column by bolts.

[0011] As a further solution of the present invention, the circuit board mounting mechanism also includes a second support column for fixing a second PCBA board, the second support column is fixedly installed inside the built-in groove, and the second PCBA board is fastened to the second support column by bolts.

[0012] As a further solution of the present invention, a flexible circuit board that can be bent and used is provided at the connection between the first PCBA board and the second PCBA board.

[0013] As a further solution of the utility model, the circuit board mounting mechanism also includes a first magnet and a second magnet for fixing the rotation of the movable flap, a clamping plate is provided at the opening of the built-in groove, the second magnet is provided on the clamping plate, a clamping groove adapted to connect the clamping plate is provided on the movable flap, and a first magnet magnetically connected to the second magnet is provided on the clamping groove.

[0014] As a further solution of the utility model, a hand-grip groove for opening the movable flap is provided on the movable flap.

[0015] As a further solution of the utility model, the movable limiting mechanism includes a fixed limiting sleeve and a movable limiting sleeve for limiting the installation of the movable flap, the fixed limiting sleeve is fixedly installed on the endoscope body, the movable limiting sleeve is movably connected to the outside of the endoscope body, one end of the movable limiting sleeve is provided with an extension ring, the extension ring is provided with an external thread, and the interior of the fixed limiting sleeve is provided with an internal thread that is adapted to be connected to the external thread.

[0016] As a further solution of the utility model, the movable limiting sleeve is provided with anti-skid patterns, and a retaining ring is provided on one side of the movable limiting sleeve, and the retaining ring is fixedly mounted on the endoscope body.

[0017] As a further solution of the utility model, a COMS module is arranged inside the built-in groove, and a connecting harness is arranged on one side of the endoscope body.

[0018] In summary, the embodiments of the present invention have the following beneficial effects compared with the prior art:

[0019] The utility model can facilitate the installation of a micro circuit board by means of the circuit board installation mechanism, and the first PCBA board and the second PCBA board can be connected via a flexible circuit board, thereby realizing the electrical control of the circuit board. When the movable flap needs to be opened for internal maintenance, it can be opened through the finger groove on the movable flap, which is convenient to use and is easy to disassemble, install and use internally.

[0020] The movable limiting mechanism provided can drive the movable limiting sleeve to be rotated on the fixed limiting sleeve and abut against the fixed limiting sleeve. At this time, the movable limiting sleeve completely covers the upper position of the movable flap, thereby realizing the re-fixation of the movable flap installation and facilitating disassembly, installation and use, thus solving the disadvantage of inconvenience in maintenance and use mentioned in the background technology.

[0021] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic structural diagram of an embodiment of the utility model.

[0023] Figure 2 It is a schematic diagram of the structure of the state where the movable limiting sleeve is out of the limiting position in the embodiment of the utility model.

[0024] Figure 3 It is a schematic diagram of the structure of the state in which the movable flap is opened in the embodiment of the utility model.

[0025] Figure 4 It is a schematic diagram of the connection structure inside the endoscope body in the embodiment of the utility model.

[0026] Figure numerals: 1. endoscope body; 2. lens; 3. connecting wire harness; 4. movable flap; 5. hand grip slot; 6. built-in slot; 7. first support column; 8. first PCBA board; 9. flexible circuit board; 10. second PCBA board; 11. second support column; 12. snap-in plate; 13. snap-in slot; 14. first magnet; 15. second magnet; 16. COMS module; 17. fixed limit sleeve; 18. internal thread; 19. movable limit sleeve; 20. extension ring; 21. external thread; 22. anti-slip pattern; 23. retaining ring. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0028] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0029] Example 1

[0030] See also Figure 1 to Figure 4A PCBA anti-bending endoscope includes an endoscope body 1, a lens 2 is arranged on the endoscope body 1, a built-in groove 6 for installing a circuit board is opened in the endoscope body 1, and a movable flap 4 for flap limit installation is movably installed on the built-in groove 6, and also includes:

[0031] The circuit board mounting mechanism is mounted at the inner connection between the movable flap 4 and the built-in groove 6 and is used for assembling a plurality of anti-bending micro circuit boards.

[0032] Furthermore, the circuit board mounting mechanism includes a first support column 7 for fixing the first PCBA board 8, the first support column 7 is fixedly mounted on the inner side of the movable flap 4, and the movable flap 4 is rotatably mounted at the opening of the built-in groove 6 through a rotating shaft, and the first PCBA board 8 is fastened to the first support column 7 by bolts.

[0033] Furthermore, the circuit board mounting mechanism also includes a second support column 11 for fixing the second PCBA board 10. The second support column 11 is fixedly mounted inside the built-in groove 6. The second PCBA board 10 is fastened and mounted on the second support column 11 by bolts.

[0034] Furthermore, a bendable flexible circuit board 9 is provided at the connection between the first PCBA board 8 and the second PCBA board 10 .

[0035] Furthermore, the circuit board mounting mechanism also includes a first magnet 14 and a second magnet 15 for fixing the rotation of the movable flap 4, a clamping plate 12 is provided at the opening of the built-in groove 6, the second magnet 15 is provided on the clamping plate 12, and a clamping groove 13 adapted to connect to the clamping plate 12 is provided on the movable flap 4, and a first magnet 14 magnetically connected to the second magnet 15 is provided on the clamping groove 13.

[0036] Furthermore, a hand-grip groove 5 for opening the movable flap 4 is provided on the movable flap 4 .

[0037] Furthermore, a COMS module 16 is disposed inside the built-in slot 6 , and a connecting harness 3 is disposed on one side of the endoscope body 1 .

[0038] Preferably, when installing the miniature circuit board, the second PCBA board 10 can be fastened and installed on the second support column 11 in the built-in groove 6 by bolts, and the first PCBA board 8 can be fastened and installed on the first support column 7 on the movable flap 4 by bolts, and the first PCBA board 8 and the second PCBA board 10 can be connected by a flexible circuit board 9, so as to realize the electrical control of the circuit board;

[0039] In addition, after the installation is completed, the movable flap 4 can be clamped to the clamping plate 12 on the endoscope body 1, so that the movable flap 4 is magnetically connected and fixed under the relationship of magnetic connection between the first magnet 14 and the second magnet 15;

[0040] When the movable flap 4 needs to be opened for internal maintenance, it can be opened through the hand-locking groove 5 on the movable flap 4, which is convenient to use and easy to disassemble, install and use inside.

[0041] Example 2

[0042] like Figure 1 to Figure 4 As shown, based on the first embodiment, this embodiment further includes a movable limiting mechanism, which is installed at the outer side of the endoscope body 1 and the movable flap 4 and is used to limit the installation of the movable flap 4.

[0043] Furthermore, the movable limiting mechanism includes a fixed limiting sleeve 17 and a movable limiting sleeve 19 for limiting the installation of the movable flap 4. The fixed limiting sleeve 17 is fixedly installed on the endoscope body 1, and the movable limiting sleeve 19 is movably connected to the outer side of the endoscope body 1. An extension ring 20 is provided at one end of the movable limiting sleeve 19, and an external thread 21 is provided on the extension ring 20. The interior of the fixed limiting sleeve 17 is provided with an internal thread 18 that is adapted to be connected to the external thread 21.

[0044] Furthermore, an anti-skid pattern 22 is provided on the movable limiting sleeve 19 , and a retaining ring 23 is provided on one side of the movable limiting sleeve 19 , and the retaining ring 23 is fixedly mounted on the endoscope body 1 .

[0045] Preferably, in this embodiment, for the installed movable flap 4, the extension ring 20 on the movable limit sleeve 19 can be pushed to be set close to the fixed limit sleeve 17, and then under the threaded connection relationship between the external thread 21 and the internal thread 18, the movable limit sleeve 19 is screwed onto the fixed limit sleeve 17 and abuts against the fixed limit sleeve 17. At this time, the movable limit sleeve 19 completely covers the upper position of the movable flap 4, thereby realizing the re-fixation of the installation of the movable flap 4.

[0046] Furthermore, the anti-skid pattern 22 provided on the movable limiting sleeve 19 can facilitate driving the movable limiting sleeve 19 to rotate for use, which is convenient to use.

[0047] It should be particularly noted that the components in this application are all universal standard parts or components well known to those skilled in the art, which effectively solve the technical problems raised in the background technology.

[0048] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A PCBA anti-bending endoscope, comprising an endoscope body (1), on which a lens (2) is arranged, characterized in that: The endoscope body (1) is provided with a built-in groove (6) for installing a circuit board, and a movable flap (4) for flap limit installation is movably installed on the built-in groove (6), and further comprises: A circuit board mounting mechanism, which is mounted at the internal connection between the movable flap (4) and the built-in groove (6) and is used to assemble a plurality of anti-bending micro circuit boards; A movable limiting mechanism is installed on the outer sides of the endoscope body (1) and the movable flap (4) and is used to limit the installation of the movable flap (4).

2. The PCBA anti-bending endoscope according to claim 1, characterized in that: The circuit board mounting mechanism comprises a first support column (7) for fixing a first PCBA board (8); the first support column (7) is fixedly mounted on the inner side of a movable flap (4); the movable flap (4) is rotatably mounted at the opening of the built-in groove (6) via a rotating shaft; the first PCBA board (8) is fastened to the first support column (7) via bolts.

3. The PCBA anti-bending endoscope according to claim 2, characterized in that: The circuit board mounting mechanism further comprises a second support column (11) for fixing a second PCBA board (10); the second support column (11) is fixedly mounted inside the built-in groove (6); and the second PCBA board (10) is fastened and mounted on the second support column (11) by means of bolts.

4. The PCBA anti-bending endoscope according to claim 3, characterized in that: A flexible circuit board (9) that can be bent for use is provided at the connection between the first PCBA board (8) and the second PCBA board (10).

5. The PCBA anti-bending endoscope according to claim 2, characterized in that: The circuit board mounting mechanism further comprises a first magnet (14) and a second magnet (15) for fixing the rotation of the movable flap (4); a clamping plate (12) is provided at the opening of the built-in groove (6); the second magnet (15) is provided on the clamping plate (12); a clamping groove (13) adapted to connect with the clamping plate (12) is provided on the movable flap (4); and a first magnet (14) magnetically connected to the second magnet (15) is provided on the clamping groove (13).

6. The PCBA anti-bending endoscope according to claim 5, characterized in that: The movable flap (4) is provided with a hand-locking groove (5) for opening the movable flap (4).

7. The PCBA anti-bending endoscope according to claim 1, characterized in that: The movable limiting mechanism comprises a fixed limiting sleeve (17) and a movable limiting sleeve (19) for limiting the installation of the movable flap (4); the fixed limiting sleeve (17) is fixedly installed on the endoscope body (1); the movable limiting sleeve (19) is movably sleeved on the outer side of the endoscope body (1); an extension ring (20) is provided at one end of the movable limiting sleeve (19); an external thread (21) is provided on the extension ring (20); and an internal thread (18) adapted to be connected to the external thread (21) is provided inside the fixed limiting sleeve (17).

8. The PCBA anti-bending endoscope according to claim 7, characterized in that: The movable limiting sleeve (19) is provided with anti-skid patterns (22), and a retaining ring (23) is provided on one side of the movable limiting sleeve (19), and the retaining ring (23) is fixedly mounted on the endoscope body (1).

9. The PCBA anti-bending endoscope according to claim 1, characterized in that: A COMS module (16) is disposed inside the built-in slot (6), and a connecting harness (3) is disposed on one side of the endoscope body (1).

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