An ear canal endoscope

Abstract

The utility model discloses an ear canal endoscope, comprising a fixed sleeve, a threaded rod, a camera assembly, a handle and a negative pressure adsorption mechanism. The ear canal endoscope is provided with a threaded rod, a debris removal mechanism, a handle, a negative pressure adsorption mechanism and a debris collection tube, so that by pressing and resetting the negative pressure adsorption mechanism, the negative pressure adsorption mechanism can be made to perform piston movement while cooperating with the debris collection tube and the debris removal mechanism to absorb and squeeze out the debris in the ear canal, which can prevent the debris from adhering to the camera assembly, thereby improving the recording clarity of the ear canal endoscope and the de-dusting effect inside the ear canal, and the buffer strip on the fixed sleeve can prevent the edge from having a violent rigid contact with the inside of the ear canal to damage the ear canal, and by rotating the adjustment mechanism, the threaded rod can be driven to move inside the fixed sleeve, which is conducive to driving the camera assembly to extend and retract inside the ear canal, thereby improving the endoscope effect of the ear canal endoscope.

Description

Technical Field

[0001] The utility model relates to the technical field of endoscopes, in particular to an ear canal endoscope. Background Art

[0002] An ear canal endoscope is a device that inserts a camera into the ear canal through an extension tube, and then displays a specific image inside the ear through an external display device. However, existing ear canal endoscopes still have certain defects during use;

[0003] For example, an ear canal endoscope proposed in application number CN202321298500.9 includes a device body, a handle is fixedly installed on the bottom of the device body, an ear canal protective shell is fixedly arranged on the left side of the device body, a buffer sleeve is arranged on the outer side of the ear canal protective shell, a cavity is opened inside the ear canal protective shell, and a heat insulating layer, a micro heating resistor wire and a heat conductive layer are respectively arranged inside the cavity, a camera is completely movable through the left side of the ear canal protective shell, and an adjustment mechanism is arranged between the camera and the device body. In actual use, when the device is inserted into the ear canal, it is easy to stain the attachments in the ear canal, so that the attachments will affect the shooting clarity of the camera and reduce the use effect.

[0004] Therefore, we propose an ear canal endoscope to solve the above problems. Utility Model Content

[0005] The utility model aims to provide an ear canal endoscope to solve the problem in the background art that the ear canal endoscope is inconvenient to be contaminated with attachments during the process of being inserted into the ear canal, which affects the clarity of shooting.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ear canal endoscope, comprising a fixed sleeve, a threaded rod, a camera assembly, a handle and a negative pressure adsorption mechanism,

[0007] A buffer strip is fixedly mounted on the front end of the fixing sleeve, a threaded rod runs through the interior of the fixing sleeve, and the threaded rod and the fixing sleeve are connected to each other through an adjustment mechanism;

[0008] A connecting wire is embedded and installed inside the threaded rod, a front end of the connecting wire is fixedly connected to a camera assembly, and a debris removal mechanism is installed at the front end of the camera assembly;

[0009] A handle is fixedly installed at the bottom of the fixed sleeve, a negative pressure adsorption mechanism is fixedly installed inside the handle, one end of the negative pressure adsorption mechanism is connected to a debris collecting pipe, and the debris collecting pipe is connected to the debris removing mechanism.

[0010] Preferably, the adjustment mechanism includes a bearing seat, a bearing seat is embedded and installed inside one end of the fixed sleeve, a ball is installed inside the bearing seat, one end of the bearing seat is fixedly connected to a knob seat, and an internal thread groove is opened inside the knob seat.

[0011] The above-mentioned structural design allows the threaded rod to move by rotating the adjustment mechanism, thereby allowing the threaded rod to slide within the fixed sleeve within a limited position, which is beneficial for driving the camera assembly to extend and retract inside the ear canal, thereby improving the convenience of depth adjustment of the ear canal endoscope.

[0012] Preferably, the bearing seat is rotatably connected to the fixed sleeve seat via a ball, and the knob seat is threadedly connected to the threaded rod via an internal thread groove.

[0013] The above-mentioned structural design facilitates the setting of the ball to improve the rotational smoothness between the bearing seat and the fixed sleeve seat, and the threaded connection between the internal thread groove and the threaded rod can adjust the depth of the threaded rod and the camera assembly when the knob seat is rotated, thereby improving the convenience of operation.

[0014] Preferably, the impurity removal mechanism includes a connecting tube, the connecting tubes are evenly spacedly embedded inside the threaded rod, the front end of the connecting tube is fixedly connected to a positioning tube, the positioning tube is fixedly connected to a camera assembly, the front end of the camera assembly is fixedly equipped with an impurity suction port, and the impurity suction port is communicated with the positioning tube.

[0015] The above-mentioned structural design makes it easier for the debris removal mechanism to cooperate with the debris collection tube and the negative pressure adsorption mechanism to remove and collect debris in the ear canal, which can prevent the debris from sticking to the camera and affecting the camera clarity, thereby improving the debris removal effect of the ear canal endoscope.

[0016] Preferably, the negative pressure adsorption mechanism includes a piston box, the handle has a piston box fixedly installed inside, the piston box is slidably connected inside with a connecting rod, one end of the connecting rod has a piston plate fixedly installed, the piston plate is slidably connected to the piston box, the other end of the connecting rod has a pressure plate fixedly installed, a spring is fixedly connected between the pressure plate and the piston box, the spring is socketed with the connecting rod, a first one-way valve and a second one-way valve are inlaid on the piston box, one end of the first one-way valve is connected to a debris collecting pipe, the debris collecting pipe is connected to the debris removal mechanism, and a sealing cover is movably installed on the bottom of the piston box.

[0017] The above-mentioned structural design facilitates the negative pressure adsorption mechanism to generate suction when pressed and reset, and cooperates with the debris collecting tube and the debris removing mechanism to absorb the debris in the ear canal, thereby improving the convenience of debris removal of the ear canal endoscope.

[0018] Preferably, the connecting rods and the springs are distributed at equal intervals between the pressure plate and the piston box, and the pressure plate forms a telescopic structure with the piston box through the springs.

[0019] The above structural design facilitates the equal spacing of the connecting rods to limit the sliding of the pressure plate and the piston plate, avoiding the displacement of the piston plate when the piston moves inside the piston box, thereby improving the stability of the negative pressure adsorption mechanism.

[0020] Compared with the prior art, the beneficial effects of the utility model are: the ear canal endoscope;

[0021] 1. A fixed sleeve, a buffer strip, a threaded rod, an adjustment mechanism, a connecting wire and a camera assembly are provided, so that the buffer strip on the fixed sleeve can prevent the edge from making a violent rigid contact with the inside of the ear canal to damage the ear canal, and the threaded rod can be driven to move inside the fixed sleeve by rotating the adjustment mechanism, which is conducive to driving the camera assembly to extend and retract inside the ear canal, thereby improving the endoscopic effect of the ear canal endoscope, wherein the setting of the connecting wire can connect the camera assembly to the external display screen, thereby improving the use effect;

[0022] 2. A threaded rod, a debris removal mechanism, a handle, a negative pressure adsorption mechanism and a debris collecting tube are provided, so that by pressing and resetting the negative pressure adsorption mechanism, the piston movement can be performed, and at the same time, the debris collecting tube and the debris removal mechanism can be used to absorb and squeeze out the debris in the ear canal, thereby preventing the debris from adhering to the camera component, and improving the recording clarity of the ear canal endoscope and the debris removal effect inside the ear canal. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the side section structure of the fixed sleeve and the adjustment mechanism of the utility model;

[0025] Figure 3 This is a schematic diagram of the side section structure of the impurity removal mechanism of the utility model;

[0026] Figure 4 This is a schematic diagram of the connection structure between the handle and the negative pressure adsorption mechanism of the utility model;

[0027] Figure 5 It is a schematic diagram of the side section structure of the negative pressure adsorption mechanism of the utility model.

[0028] In the figure: 1. fixed sleeve; 2. buffer strip; 3. threaded rod; 4. adjustment mechanism; 401. bearing seat; 402. ball bearing; 403. knob seat; 404. internal thread groove; 5. connecting line; 6. camera assembly; 7. impurity removal mechanism; 701. connecting pipe; 702. positioning pipe; 703. impurity suction port; 8. handle; 9. negative pressure adsorption mechanism; 901. piston box; 902. connecting rod; 903. piston plate; 904. pressure plate; 905. spring; 906. first one-way valve; 907. second one-way valve; 908. sealing cover; 10. impurity collecting pipe. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-2 The utility model provides a technical solution: an ear canal endoscope, including a fixed sleeve 1, a threaded rod 3, a camera assembly 6, a handle 8 and a negative pressure adsorption mechanism 9, a buffer strip 2 is fixedly installed at the front end of the fixed sleeve 1, a threaded rod 3 runs through the interior of the fixed sleeve 1, the threaded rod 3 and the fixed sleeve 1 are connected to each other through an adjustment mechanism 4, the adjustment mechanism 4 includes a bearing seat 401, a bearing seat 401 is embedded and installed inside one end of the fixed sleeve 1, a ball 402 is installed inside the bearing seat 401, the bearing seat 401 is rotatably connected to the fixed sleeve 1 through the ball 402, and one end of the bearing seat 401 is fixed A knob seat 403 is fixedly connected, and an internal thread groove 404 is provided inside the knob seat 403, and the knob seat 403 is threadedly connected to the threaded rod 3 through the internal thread groove 404. The design of the above structure allows the knob seat 403 to rotate smoothly inside the fixed sleeve 1 in cooperation with the bearing seat 401 and the balls 402 set at equal angles by rotating the knob seat 403, and then the threaded connection between the internal thread groove 404 and the threaded rod 3 can be utilized to drive the threaded rod 3 to slide within the fixed sleeve 1 in a limited position, and at the same time, can drive the camera assembly 6 to extend and retract and adjust the depth inside the ear canal.

[0031] Specific as Figure 1-5As shown, a connecting wire 5 is embedded in the threaded rod 3, and a camera assembly 6 is fixedly connected to the front end of the connecting wire 5. A debris removal mechanism 7 is installed at the front end of the camera assembly 6. The debris removal mechanism 7 includes a connecting tube 701. Connecting tubes 701 are embedded in the threaded rod 3 at equal intervals. A positioning tube 702 is fixedly connected to the front end of the connecting tube 701. The positioning tube 702 is fixedly connected to the camera assembly 6. A debris suction port 703 is fixedly installed at the front end of the camera assembly 6. The debris suction port 703 is connected to the positioning tube 702. A handle 8 is fixedly installed at the bottom of the fixed sleeve 1. The handle 8 is inside A negative pressure adsorption mechanism 9 is fixedly installed, one end of the negative pressure adsorption mechanism 9 is connected to a collection pipe 10, the collection pipe 10 and the impurity removal mechanism 7 are connected to each other, the negative pressure adsorption mechanism 9 includes a piston box 901, the piston box 901 is fixedly installed inside the handle 8, the piston box 901 is slidably connected to a connecting rod 902 inside, one end of the connecting rod 902 is fixedly installed with a piston plate 903, the piston plate 903 is slidably connected to the piston box 901, the other end of the connecting rod 902 is fixedly installed with a pressure plate 904, and a spring 905 is fixedly connected between the pressure plate 904 and the piston box 901. The spring 905 is connected with the connecting rod 902, and the connecting rod 902 and the spring 905 are evenly spaced between the pressure plate 904 and the piston box 901, and the pressure plate 904 forms a telescopic structure with the piston box 901 through the spring 905. The piston box 901 is inlaid with a first one-way valve 906 and a second one-way valve 907. One end of the first one-way valve 906 is connected to a collection pipe 10, and the collection pipe 10 is connected to the impurity removal mechanism 7. A sealing cover 908 is movably installed at the bottom of the piston box 901. The design of the above structure allows the sealing cover 908 to be squeezed and the spring 90 Resetting the sealing cover 908 allows the connecting rod 902 to extend and retract inside the piston box 901, thereby driving the piston plate 903 to extend and retract inside the piston box 901, which is beneficial for cooperating with the first one-way valve 906 and the second one-way valve 907 to perform piston movement during extension and retraction. At the same time, it is beneficial for using the debris collecting pipe 10 and the connecting pipe 701 as well as the positioning pipe 702 and the debris suction port 703 to absorb and collect debris inside the ear canal during the piston movement. The removal of the sealing cover 908 can clean up the debris collected inside the piston box 901.

[0032] Working principle: When using the ear canal endoscope, first Figure 1-5As shown, the front end of the fixed sleeve 1 is positioned and inserted into the ear canal opening with the buffer strip 2, and then the threaded rod 3 is limited. Then, the knob seat 403 is rotated to cooperate with the bearing seat 401 and the ball 402 to smoothly rotate inside the fixed sleeve 1. Then, the internal thread groove 404 is connected with the threaded rod 3, so that the rotation of the knob seat 403 can drive the threaded rod 3 to slide within the fixed sleeve 1, and drive the camera assembly 6 to extend and retract inside the ear canal. During the extension and retraction process, the piston plate 903 is driven to slide inside the piston box 901 by pressing the pressure plate 904, and the connecting rod 902 is used to The second one-way valve 907 is used to exhaust air, and when the pressure on the pressure plate 904 is released, the spring 905 will push the pressure plate 904 to reset, and cooperate with the connecting rod 902 to drive the piston plate 903 to slide in the piston box 901 and generate negative pressure inside the piston box 901. The negative pressure generated at this time will pass through the first one-way valve 906, the debris collecting pipe 10, the connecting pipe 701, the positioning pipe 702 and the suction port 703 to negatively absorb the debris inside the ear canal and store it in the piston box 901. When there are too many debris stored, the debris inside the piston box 901 can be cleared by disassembling the sealing cover 908. The above completes the use process of the ear canal endoscope.

[0033] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An ear canal endoscope, comprising a fixed sleeve (1), a threaded rod (3), a camera assembly (6), a handle (8) and a negative pressure adsorption mechanism (9), characterized in that: A buffer strip (2) is fixedly mounted on the front end of the fixing sleeve (1), a threaded rod (3) penetrates the interior of the fixing sleeve (1), and the threaded rod (3) and the fixing sleeve (1) are connected to each other via an adjustment mechanism (4); A connecting wire (5) is embedded and installed inside the threaded rod (3), a front end of the connecting wire (5) is fixedly connected to a camera assembly (6), and a debris removal mechanism (7) is installed at the front end of the camera assembly (6); A handle (8) is fixedly mounted on the bottom of the fixed sleeve (1), a negative pressure adsorption mechanism (9) is fixedly mounted inside the handle (8), one end of the negative pressure adsorption mechanism (9) is connected to a debris collecting pipe (10), and the debris collecting pipe (10) is connected to the debris removing mechanism (7).

2. An ear canal endoscope according to claim 1, characterized in that: The adjustment mechanism (4) comprises a bearing seat (401), one end of the fixed sleeve (1) is internally embedded with the bearing seat (401), a ball (402) is installed inside the bearing seat (401), one end of the bearing seat (401) is fixedly connected to a knob seat (403), and an internal thread groove (404) is provided inside the knob seat (403).

3. An ear canal endoscope according to claim 2, characterized in that: The bearing seat (401) is rotatably connected to the fixed sleeve seat (1) via a ball (402), and the knob seat (403) is threadedly connected to the threaded rod (3) via an internal thread groove (404).

4. The ear canal endoscope according to claim 1, characterized in that: The impurity removal mechanism (7) comprises a connecting tube (701), the connecting tubes (701) are evenly spacedly embedded in the interior of the threaded rod (3), the front end of the connecting tube (701) is fixedly connected to a positioning tube (702), the positioning tube (702) is fixedly connected to a camera assembly (6), the front end of the camera assembly (6) is fixedly equipped with an impurity suction port (703), and the impurity suction port (703) is in communication with the positioning tube (702).

5. The ear canal endoscope according to claim 1, characterized in that: The negative pressure adsorption mechanism (9) comprises a piston box (901), the piston box (901) is fixedly installed inside the handle (8), a connecting rod (902) is slidably connected inside the piston box (901), a piston plate (903) is fixedly installed on one end of the connecting rod (902), the piston plate (903) is slidably connected to the piston box (901), a pressure plate (904) is fixedly installed on the other end of the connecting rod (902), and the pressure plate (904) is fixedly installed on the other end of the connecting rod (902). 4) and the piston box (901) are fixedly connected with a spring (905), the spring (905) is sleeved with the connecting rod (902), the piston box (901) is inlaid with a first one-way valve (906) and a second one-way valve (907), one end of the first one-way valve (906) is connected to a debris collecting pipe (10), the debris collecting pipe (10) is connected to the debris removing mechanism (7), and a sealing cover (908) is movably installed at the bottom of the piston box (901).

6. An ear canal endoscope according to claim 5, characterized in that: The connecting rod (902) and the spring (905) are distributed at equal intervals between the pressure plate (904) and the piston box (901), and the pressure plate (904) forms a telescopic structure with the piston box (901) through the spring (905).

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