Endoscope

Abstract

The utility model relates to the technical field of endoscopes, in particular to an endoscope which comprises a scraping sleeve, a fixed sliding rod, a driving sliding sleeve, a scraping pull rope and a reset spring, the scraping sleeve is rotationally arranged on the outer side of a probe part, the fixed sliding rod is fixedly arranged on the outer side of the probe part, the driving sliding sleeve is arranged on the fixed sliding rod in a sliding mode in the vertical direction, and the scraping pull rope is arranged on the driving sliding sleeve. The fixed sliding rod is sleeved with the reset spring, the reset spring pushes the driving sliding sleeve to move towards the side away from the hose connecting part, the scraping pull rope is connected to the side end of the driving sliding sleeve, the scraping pull rope is pulled to enable the driving sliding sleeve to move towards the side close to the hose connecting part, and a driving groove is spirally formed in the outer side wall of the scraping sleeve. A driving sliding piece is arranged on the side, close to the scraping sleeve, of the driving sliding sleeve, the driving sliding piece is embedded in the inner side of the driving groove, a scraping assembly is arranged on the driving sliding sleeve, the scraping assembly is attached to the end of the probe part, and the probe part can be cleaned through the arranged scraping assembly.

Description

Technical Field

[0001] This utility model relates to the field of endoscope technology, and in particular to an endoscope. Background Technology

[0002] An endoscope is a diagnostic instrument that integrates traditional optics, ergonomics, precision mechanics, modern electronics, mathematics, and software. It features an image sensor, optical lens, light source, and mechanical devices. It can enter the interior of a device or human body through a narrow opening and transmit images inside, allowing personnel to observe the internal condition and assess the state of the device or person. However, the endoscope's probe is easily obstructed by dirt or grime in the confined space it traverses. For example, turbid bodily fluids or lubricating grease from the machine can adhere to the probe, affecting the observation results. Utility Model Content

[0003] To solve the above-mentioned technical problems, this utility model provides an endoscope, the specific technical solution of which is as follows:

[0004] An endoscope includes an operating section, a flexible tube connector, and a probe section. One end of the flexible tube connector is electrically connected to the operating section. The probe section is located on the side of the flexible tube connector away from the operating section. The endoscope also includes a scraping sleeve, a fixed slide rod, a drive slide sleeve, a scraping pull rope, and a return spring. The scraping sleeve is rotatably disposed on the outside of the probe section. The fixed slide rod is fixedly disposed on the outside of the probe section. The drive slide sleeve is vertically slidably disposed on the fixed slide rod. The return spring is sleeved on the fixed slide rod and pushes the drive slide sleeve to move towards the side away from the flexible tube connector. The scraping pull rope is connected to the side end of the drive slide sleeve. Pulling the scraping pull rope moves the drive slide sleeve towards the side closer to the flexible tube connector. The outer wall of the scraping sleeve is spirally provided with a drive groove. A drive slider is provided on the drive slide sleeve near the scraping sleeve and is embedded in the drive groove. The vertical sliding of the drive slide sleeve causes the scraping sleeve to rotate along the probe section. A scraping assembly is provided on the drive slide sleeve and is fitted with the end of the probe section.

[0005] In some embodiments, the scraping assembly includes a scraping crossbeam and scraping soft rubber, the scraping crossbeam being fixedly disposed inside the scraping sleeve, and the scraping soft rubber being disposed on the side of the scraping crossbeam near the probe portion.

[0006] In some embodiments, the scraping assembly comprises a scraping rotating rod and a scraping spiral, the scraping rotating rod is arranged on the side wall of the scraping sleeve, the scraping spiral is sleeved on the scraping rotating rod, the scraping spiral is in contact with the probe head, the top of the fixed slide rod is provided with a fixed disc, the upper end surface of the fixed disc is provided with a transmission gear, the scraping rotating rod is provided with a synchronous gear, and the synchronous gear is in meshing connection with the transmission gear.

[0007] In some embodiments, the fixed slide rod, the driving slide sleeve, the scraping pull rope and the reset spring are provided in two, the two fixed slide rods are symmetrically arranged on the two sides of the probe head, the two reset springs are sleeved on the two fixed slide rods respectively, the two driving slide sleeves are sleeved on the two fixed slide rods respectively, and the two scraping pull ropes are connected with the two driving slide sleeves respectively.

[0008] In some embodiments, the scraping sleeve is provided with a scraping opening on the side close to the scraping assembly.

[0009] In some embodiments, the probe head and the scraping sleeve are provided with an assembly bearing.

[0010] In some embodiments, the scraping pull rope is embedded in the inner side of the hose connecting part.

[0011] In some embodiments, the driving groove is spirally arranged around the outer side wall of the scraping sleeve.

[0012] In some embodiments, the side wall of the fixed slide rod is vertically provided with a limiting gap, and the driving slide sleeve is provided with a limiting protrusion in matching connection with the limiting gap.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] Firstly, in the scheme, the vertical sliding of the driving slide sleeve drives the scraping sleeve to rotate along the probe head, the scraping assembly is arranged on the driving slide sleeve, the scraping assembly is in contact with the end of the probe head, the scraping sleeve drives the scraping assembly to clean the sealed lens of the probe head when rotating, so that the camera can detect the external scene through the sealed lens.

[0015] Secondly, the scraping assembly in this solution includes a scraping rotating rod and a scraping auger. The scraping rotating rod is rotatably mounted on the side wall of the scraping sleeve, and the scraping auger is sleeved on the scraping rotating rod, abutting against the probe. A fixed plate is provided at the top of the fixed slide rod, and transmission teeth are provided on the upper end face of the fixed plate. A synchronous gear is provided on the scraping rotating rod, and the synchronous gear meshes with the transmission teeth. In use, the rotation of the scraping sleeve drives the scraping rotating rod to rotate synchronously with the axis of the scraping sleeve. The synchronous gear and the fixed plate cooperate to drive the scraping rotating rod to rotate synchronously along its own axis while the scraping rotating rod rotates with the scraping sleeve. The rotation of the scraping rotating rod drives the scraping auger to rotate on the sealing lens, thereby guiding the dirt on it to move outward, thus achieving the removal of dirt from the entire sealing lens. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of an endoscope;

[0017] Figure 2 This is a schematic diagram of the second embodiment of the scraping component in the endoscope;

[0018] Figure 3 yes Figure 2 Enlarged structural diagram at point A;

[0019] Figure 4 This is a schematic diagram of the structure of the scraping component in an endoscope according to Embodiment 1;

[0020] Figure 5 This is a schematic diagram of the probe section in an endoscope;

[0021] Figure 6 This is a top view of the probe section of an endoscope;

[0022] Figure 7 This is a schematic diagram showing the engagement state of the fixed slide rod and the drive slide sleeve in an endoscope.

[0023] Reference numerals: 1. Operating part; 2. Hose connection part; 3. Probe part; 31. Probe housing; 32. Camera; 33. Sealing lens; 4. Scraping sleeve; 41. Drive groove; 42. Assembly bearing; 5. Fixed slide rod; 51. Fixed plate; 6. Drive slide sleeve; 61. Drive slide piece; 62. Limiting protrusion; 7. Scraping pull rope; 8. Return spring; 9. Scraping assembly; 91. Scraping crossbar; 92. Scraping soft rubber; 93. Scraping rotating rod; 93. Synchronous gear; 931. Scraping spiral piece; 94. Scraping port; 95. Detailed Implementation

[0024] The embodiments of the present disclosure will be described in further detail below with reference to the drawings and examples. The following detailed description of the examples and the accompanying drawings are provided for the purpose of illustrating the principles of the present disclosure, and are not intended to limit the scope of the present disclosure, which can be embodied in a variety of different forms, not limited to the specific examples disclosed herein, but include all technical solutions falling within the scope of the claims.

[0025] The present disclosure provides these examples in order to make the present disclosure more thorough and complete, and to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that: unless otherwise specified, the relative arrangement of components and steps, the composition of materials, numerical expressions and values set forth in these examples should be interpreted as merely exemplary, and not as a limitation.

[0026] It should be noted that, in the description of the present disclosure, unless otherwise specified, the meaning of "a plurality of" is greater than or equal to two; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer" and the like is only for the purpose of facilitating the description of the present disclosure and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation to the present disclosure. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0027] In addition, "first", "second", and similar words used in the present disclosure do not indicate any order, number, or importance, but are only used to distinguish different parts. "Vertical" is not strictly vertical, but within the allowable range of error. "Parallel" is not strictly parallel, but within the allowable range of error. "Include" or "contain" and similar words mean that the elements before the word cover the elements listed after the word, and do not exclude the possibility of also covering other elements.

[0028] It should also be noted that, in the description of the present disclosure, unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be interpreted broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present disclosure can be understood according to the specific circumstances. When it is described that a specific device is located between a first device and a second device, there can be an intermediate device between the specific device and the first device or the second device, or there can be no intermediate device.

[0029] All terms used in the present disclosure have the same meaning as understood by those of ordinary skill in the art to which the present disclosure belongs, unless otherwise specifically defined. It should also be understood that terms defined in general dictionaries should be interpreted to have meanings consistent with their meanings in the context of the relevant art, and should not be interpreted in an idealized or overly formalized sense, unless specifically defined herein.

[0030] Techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered part of the specification where appropriate.

[0031] As shown in Figures 1 to 7 An endoscope, comprising an operation part 1, a hose connecting part 2 and a probe part 3, one end of the hose connecting part 2 is electrically connected to the operation part 1, the probe part 3 is arranged on the side of the hose connecting part 2 away from the operation part 1, wherein the probe part 3 comprises a probe shell 31, a camera 32 and a sealing lens 33, the probe shell 31 is sealingly connected with the hose connecting part 2, the camera 32 is inside the probe shell 31, the sealing lens 33 seals the port of the probe shell 31 so that the camera 32 is inside the sealed cavity, the connection data line of the camera 32 is connected with the operation part 1 through the hose connecting part 2 to realize image transmission, wherein the endoscope further comprises a scraping sleeve 4, a fixed sliding rod 5, a driving sliding sleeve 6, a scraping pull rope 7 and a reset spring 8, the scraping sleeve 4 is rotationally arranged on the outside of the probe part 3, the fixed sliding rod 5 is fixedly arranged on the outside of the probe part 3, the driving sliding sleeve 6 is vertically slidably arranged on the fixed sliding rod 5, the reset spring 8 is sleeved on the fixed sliding rod 5, the reset spring 8 pushes the driving sliding sleeve 6 to move away from the hose connecting part 2, the scraping pull rope 7 is connected to the side end of the driving sliding sleeve 6, pulling the scraping pull rope 7 makes the driving sliding sleeve 6 move towards the hose connecting part 2, the outside wall of the scraping sleeve 4 is spirally provided with a driving groove 41, the driving sliding sleeve 6 is provided with a driving sliding piece 61 on the side close to the scraping sleeve 4, the driving sliding piece 61 is embedded inside the driving groove 41, the vertical sliding of the driving sliding sleeve 6 makes the scraping sleeve 4 rotate along the probe part 3, the driving sliding sleeve 6 is provided with a scraping assembly 9, the scraping assembly 9 is in contact with the end of the probe part 3, the scraping assembly 9 is driven to clean the sealing lens 33 of the probe part 3 when the scraping sleeve 4 rotates, so as to ensure that the camera 32 can detect the external scene through the sealing lens 33.

[0032] As shown in Figure 4As shown, in one embodiment of the scraping component 9, the scraping component 9 includes a scraping crossbeam 91 and a scraping soft rubber 92. The scraping crossbeam 91 is fixedly installed inside the scraping sleeve 4, and the scraping soft rubber 92 is installed on the scraping crossbeam 91 on the side near the probe part 3. In use, the scraping sleeve 4 rotates, causing the scraping crossbeam 91 to rotate synchronously. The scraping soft rubber 92 at the lower end of the scraping crossbeam 91 is used to wipe the sealing lens 33, removing the dirt on it.

[0033] like Figure 2 As shown, in a second embodiment of the scraping component 9, the scraping component 9 includes a scraping rotating rod 93 and a scraping auger 94. The scraping rotating rod 93 is rotatably mounted on the side wall of the scraping sleeve 4, and the scraping auger 94 is sleeved on the scraping rotating rod 93. The scraping auger 94 abuts against the probe part 3. A fixing disk 51 is provided at the top of the fixing slide rod 5, and transmission teeth are provided on the upper end face of the fixing disk 51. A synchronous gear 931 is provided on the scraping rotating rod 93, and the synchronous gear 931 is connected to the transmission... The teeth mesh with each other. During use, the scraping sleeve 4 rotates, which drives the scraping rod 93 to rotate synchronously with the axis of the scraping sleeve 4. The synchronous gear 931 and the fixed disk 51 cooperate with each other to drive the scraping rod 93 to rotate synchronously along its own axis while the scraping rod 93 rotates with the scraping sleeve 4. The rotation of the scraping rod 93 drives the scraping auger 94 to rotate on the sealing lens 33, thereby guiding the dirt on it to move to the outside, so as to remove the dirt on the entire sealing lens 33.

[0034] In the above embodiment, a one-way rotation structure is provided between the scraping auger 94 and the scraping rod 93. At this time, the scraping rod 93 can only drive the scraping auger 94 to rotate when it rotates in the forward direction. This can prevent the scraping auger 94 from rotating in the reverse direction and guiding the dirt on it in the reverse direction, thus affecting the cleaning effect of the sealing lens 33. The one-way rotation structure can be a ratchet structure.

[0035] In some embodiments, two fixed slide rods 5, two drive slide sleeves 6, two scraping pull ropes 7, and two return springs 8 are provided. The two fixed slide rods 5 are symmetrically arranged on both sides of the probe part 3. The two return springs 8 are respectively sleeved on the fixed slide rods 5 on both sides. The two drive slide sleeves 6 are respectively sleeved on the fixed slide rods 5 on both sides. The two scraping pull ropes 7 are respectively connected to the drive slide sleeves 6 on both sides. The outer wall of the scraping sleeve 4 is spirally provided with two drive grooves 41. The drive slides 61 on the drive slide sleeves 6 on both sides are respectively embedded in the drive grooves 41 on both sides. This can balance the driving force of the scraping sleeve 4 when rotating and improve the driving stability of the equipment.

[0036] In some embodiments, the scraping sleeve 4 is provided with a scraping opening 95 on the side close to the scraping assembly 9, through which the dirt on the sealed lens 33 is discharged when the scraping assembly 9 is used to clean the dirt.

[0037] In some embodiments, a fitting bearing 42 is arranged between the probe part 3 and the scraping sleeve 4, so as to improve the rotation stability of the scraping sleeve 4.

[0038] In some embodiments, the scraping pull rope 7 is embedded in the inner side of the hose connecting part 2, so as to improve the structural integrity of the endoscope, and the scraping pull rope 7 is arranged at the operating part 1 at the end, so that the dirt on the sealed lens 33 can be cleaned by pulling the scraping pull rope 7 at the operating part 1.

[0039] In some embodiments, the driving groove 41 is spirally arranged on the outer wall of the scraping sleeve 4, and the scraping sleeve 4 can be driven to rotate one round by pulling the scraping pull rope 7, and the number of rotations can be increased to further improve the cleaning efficiency of the sealed lens 33.

[0040] In some embodiments, the side wall of the fixed sliding rod 5 is vertically provided with a limiting gap, and the driving sliding sleeve 6 is provided with a limiting block 62 which is matched with the limiting gap, so as to ensure the driving stability of the driving sliding sleeve 6.

[0041] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model, and cannot be interpreted as limiting the protection scope of the utility model in any way. Based on the explanations herein, the skilled in the art can think of other specific embodiments of the utility model without creative labor, and these embodiments will fall within the protection scope of the claims of the utility model.

Claims

1. An endoscope comprising an operation part (1), a hose connecting part (2) and a probe part (3), one end of the hose connecting part (2) is electrically connected to the operation part (1), the probe part (3) is arranged on the side of the hose connecting part (2) away from the operation part (1), characterized in that, It also includes a scraping sleeve (4), a fixed slide rod (5), a driving slide sleeve (6), a scraping pull rope (7), and a return spring (8). The scraping sleeve (4) is rotatably disposed on the outside of the probe part (3). The fixed slide rod (5) is fixedly disposed on the outside of the probe part (3). The driving slide sleeve (6) is vertically slidably disposed on the fixed slide rod (5). The return spring (8) is sleeved on the fixed slide rod (5). The return spring (8) pushes the driving slide sleeve (6) to move toward the side away from the hose connection part (2). The scraping pull rope (7) is connected to the driving slide sleeve (6). Pull the scraping rope (7) to move the drive sleeve (6) toward the side of the hose connection (2). The outer wall of the scraping sleeve (4) is spirally provided with a drive groove (41). The drive sleeve (6) is provided with a drive slide (61) on the side of the scraping sleeve (4) near the scraping sleeve (4). The drive slide (61) is embedded in the inner side of the drive groove (41). The drive sleeve (6) slides vertically to make the scraping sleeve (4) rotate along the probe part (3). The drive sleeve (6) is provided with a scraping component (9). The scraping component (9) is attached to the end of the probe part (3).

2. The endoscope of claim 1, wherein, The scraping assembly (9) includes a scraping crossbeam (91) and a scraping soft rubber (92). The scraping crossbeam (91) is fixedly disposed on the inner side of the scraping sleeve (4), and the scraping soft rubber (92) is disposed on the scraping crossbeam (91) on the side near the probe part (3).

3. The endoscope of claim 1, wherein, The scraping assembly (9) includes a scraping rotating rod (93) and a scraping auger (94). The scraping rotating rod (93) is rotatably mounted on the side wall of the scraping sleeve (4). The scraping auger (94) is sleeved on the scraping rotating rod (93) and abuts against the probe part (3). A fixing plate (51) is provided on the top of the fixing slide rod (5). The upper end face of the fixing plate (51) is provided with transmission teeth. A synchronous gear (931) is provided on the scraping rotating rod (93). The synchronous gear (931) meshes with the transmission teeth.

4. The endoscope of claim 1, wherein, Two fixed slide rods (5), two drive slide sleeves (6), two scraping pull ropes (7) and two return springs (8) are provided. The two fixed slide rods (5) are symmetrically arranged on both sides of the probe part (3). The two return springs (8) are respectively sleeved on the fixed slide rods (5) on both sides. The two drive slide sleeves (6) are respectively sleeved on the fixed slide rods (5) on both sides. The two scraping pull ropes (7) are respectively connected to the drive slide sleeves (6) on both sides. The outer wall of the scraping sleeve (4) is spirally provided with two drive grooves (41). The drive slides (61) on the drive slide sleeves (6) on both sides are respectively embedded in the drive grooves (41) on both sides.

5. The endoscope of claim 1, wherein, The scraping sleeve (4) has a scraping port (95) on the side near the scraping assembly (9).

6. The endoscope of claim 1, wherein, An assembly bearing (42) is provided between the probe part (3) and the scraping sleeve (4).

7. The endoscope of claim 1, wherein, The scraping rope (7) is embedded inside the hose connection (2).

8. The endoscope of claim 1, wherein, The driving groove (41) is spirally wound around the outer side wall of the scraping sleeve (4).

9. The endoscope of claim 1, wherein, The side wall of the fixed slide rod (5) is vertically provided with a limiting gap, and the driving slide sleeve (6) is provided with a limiting protrusion (62) which is matched with the limiting gap.

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