Suction seat and endoscope

Abstract

The embodiment of the utility model provides a suction seat and an endoscope, and relates to the field of endoscopes. The suction base comprises a suction base head, a clamping base and a pipe connector, the clamping base is detachably connected to the suction base head, the pipe connector is connected to the clamping base, one end of the pipe connector is connected and communicated with the suction pipe, and the other end of the pipe connector is communicated with the interior of the suction base head. According to the suction base, the pipe connector and the suction base head are detachable, the suction pipe is connected to the pipe connector, and therefore the suction pipe and the suction base head are also detachably matched, all components can be manufactured and then assembled in the manufacturing process, the machining difficulty is lowered, and the machining efficiency is improved. During cleaning, the cleaning brush can enter the suction tube from the head of the suction seat more easily to clean the suction tube, suction tubes of different specifications can be assembled according to requirements, the suction tube or a tube joint is more convenient to replace after being abraded, and the reuse rate is increased. The embodiment of the utility model further provides an endoscope. The endoscope comprises the suction base.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of endoscopes, in particular to an aspiration seat and an endoscope. BACKGROUND

[0002] The aspiration seat is an important component of the endoscope, usually installed in the shell of the endoscope, and can be used to suck the blood stasis or effusion in the patient's body after connecting with the negative pressure suction device.

[0003] The existing aspiration seat is integrally formed or welded with the bent pipe for suction during manufacturing, which reduces the number of components, but the overall processing of the aspiration seat is complex, the bent pipe cannot be replaced during use, resulting in poor adaptability, and the bent pipe is thin and long, which is not convenient to clean, and the whole needs to be replaced when the component is damaged, and the overall reusability is low. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of aspiration seat and endoscope, it can solve the above-mentioned problems existing in the aspiration seat of prior art.

[0005] The embodiment of the utility model can be realized as follows:

[0006] The embodiment of the utility model provides a kind of aspiration seat, it includes:

[0007] Aspiration seat head;

[0008] Clamping seat, clamping seat is detachably connected to aspiration seat head;

[0009] Pipe joint, pipe joint is connected to clamping seat, one end of pipe joint is used to connect with suction pipe and communicate, and the other end of pipe joint is used to communicate with the inside of aspiration seat head.

[0010] Optionally, clamping seat includes docking portion and sleeve ring, docking portion is arranged along the circumferential outer wall of sleeve ring, docking portion is used to connect with aspiration seat head, and sleeve ring is used to connect with pipe joint.

[0011] Optionally, docking portion is connected with aspiration seat head by screw thread.

[0012] Optionally, joint includes reducing pipe, reducing pipe has outer step, sleeve ring has inner step, part of reducing pipe is contained in the inside of sleeve ring and makes outer step and inner step butt joint.

[0013] Optionally, pipe joint further includes pressing block and outer sleeve tube, outer sleeve tube is connected to clamping seat, pressing block is arranged between outer sleeve tube and reducing pipe, and pressing block and reducing pipe are left with clamping gap for clamping suction pipe.

[0014] Optionally, the variable diameter pipe comprises a large diameter section and a small diameter section, and the outer step is arranged at the joint of the large diameter section and the small diameter section, and the outer wall of the small diameter section is wedge-shaped.

[0015] Optionally, a sealing element is arranged between the variable diameter pipe and the head of the suction seat.

[0016] Optionally, the suction seat further comprises a connecting element, which is used to connect the head of the suction seat and the endoscope shell together.

[0017] Optionally, the head of the suction seat has an outer thread, and the connecting element is a nut with an inner thread, which is matched with the outer thread.

[0018] The embodiment of the utility model further provides an endoscope, which comprises the suction seat.

[0019] The embodiment of the utility model has the advantages of:

[0020] The suction seat comprises a head, a clamping seat and a pipe joint, the clamping seat is detachably connected to the head, the pipe joint is connected to the clamping seat, one end of the pipe joint is connected to and communicates with the suction pipe, and the other end of the pipe joint communicates with the inside of the head. The pipe joint of the suction seat is connected to the clamping seat, and the detachable connection of the clamping seat and the head is realized, the detachable connection of the pipe joint and the head is realized, the suction pipe is connected to the pipe joint, so that the suction pipe and the head are also detachably connected, each component can be manufactured respectively and then assembled, the processing difficulty is reduced, the cleaning brush is more easily inserted into the inside of the suction pipe from the head to clean the suction pipe when the product is cleaned, different specifications of the suction pipe can be assembled according to requirements, the suction pipe or the pipe joint is more convenient to replace after being worn, and the reusability is improved.

[0021] The endoscope comprises the suction seat, and has all the functions of the suction seat. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can be obtained without creative labor.

[0023] Figure 1 It is a structural schematic view of the suction seat provided in the embodiments of the utility model;

[0024] Figure 2 It is an axial sectional view of the suction seat provided in the embodiments of the utility model;

[0025] Figure 3 It is Figure 2A local enlarged view at the middle A;

[0026] Figure 4 A structure schematic view of the suction seat in the embodiment of the utility model for endoscope;

[0027] Figure 5 For Figure 4 The axial sectional view of the endoscope in the middle.

[0028] Icon: 1-suction seat head; 2-socket; 21-docking part; 22-sleeve; 221-inner step; 3-tube joint; 31-reducing pipe; 311-large diameter section; 312-small diameter section; 313-outer step; 32-pressing block; 33-outer sleeve; 34-clamp joint; 4-suction pipe; 5-seal; 6-connector. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0030] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0031] It should be noted that: similar labels and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0032] In the description of the utility model, it should be noted that if the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the utility model product is used, only for the convenience of describing the utility model and simplifying the description, and it does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0033] In addition, if the terms "first", "second" and the like appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0034] The terms "comprise", "contain", or any other variant 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 can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, the element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus comprising the element.

[0035] Unless otherwise explicitly specified and limited, the terms "provided", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, or can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] It should be noted that the features in the embodiments of the utility model can be combined with each other without conflict.

[0037] The embodiments of the utility model provide a kind of suction seat and endoscope, the problems existing in the prior art endoscope in the background art can be solved by the suction seat and endoscope, which will be described in detail.

[0038] Please refer to Figures 1 to 3 The suction seat includes suction seat head 1, clamping seat 2 and pipe joint 3, clamping seat 2 is detachably connected to suction seat head 1, pipe joint 3 is connected to clamping seat 2, one end of pipe joint 3 is connected with suction pipe 4 and communicates, the other end of pipe joint 3 communicates with the inside of suction seat head 1.The suction seat of the utility model embodiment realizes the detachability of pipe joint 3 and suction seat head 1, when suction pipe 4 needs to be removed, pipe joint 3 can be directly removed, or pipe joint 3 and suction pipe 4 can be disassembled by being removed.

[0039] Compared with the existing integrated suction seat, the suction seat of the utility model has the advantages of independent production, flexible replacement, convenient cleaning and repeated use. The components of the suction seat of the utility model can be respectively manufactured and then assembled for use, thereby reducing the difficulty of machining. The inside of the suction pipe 4 is communicated with the inside of the suction seat head 1 through the clamping seat 2 and the pipe joint 3. The channel stroke into the inside of the suction pipe 4 is also shortened under the condition that the connection stability is guaranteed, which is more conducive to cleaning with the cleaning brush. Moreover, different specifications of suction pipes 4 can be assembled according to requirements to adapt to different surgical needs. After being used for a period of time, the clamping seat 2, the pipe joint 3 and the suction pipe 4 can be replaced according to the damage degree, thereby improving the product reuse rate, saving medical costs and reducing material waste.

[0040] In the embodiment, the clamping seat 2 comprises a butt joint part 21 and a sleeve ring 22. The sleeve ring 22 is in the shape of a circular tube, and the butt joint part 21 is in the shape of a flat plate. The butt joint part 21 is arranged along the circumferential outer wall of the sleeve ring 22. The butt joint part 21 is connected with the suction seat head 1, and the sleeve ring 22 is connected with the pipe joint 3.

[0041] Specifically, a plurality of screw holes are formed in the butt joint part 21, and a plurality of screw holes are also formed in the suction seat head 1. The screw holes are matched with the screw holes. Screws are screwed into the screw holes and the screw holes to realize the threaded connection of the butt joint part 21 and the suction seat head 1, so as to facilitate the disassembly and assembly of the suction seat head 1 and the clamping seat 2. Of course, the side surface shape of the butt joint part 21 in contact with the suction seat head 1 is matched with the outer wall surface shape of the suction seat head 1.

[0042] The butt joint part 21 and the sleeve ring 22 can be connected together by welding, or can be integrally formed by pouring or made by turning and drilling. The butt joint part 21 does not block the through hole in the middle of the sleeve ring 22, and is fixed along the edge of the sleeve ring 22.

[0043] In other embodiments, the clamping seat 2 can also have other structures, as long as it can be detachably connected with the suction seat head 1 and is stable and reliable in use. The form of the clamping seat 2 is not limited here.

[0044] The pipe joint 3 of the embodiment comprises a reducing pipe 31, a pressing block 32 and an outer sleeve pipe 33. Part of the reducing pipe 31 is sleeved inside the sleeve ring 22. One end of the outer sleeve pipe 33 is connected to the clamping seat 2, and the other end of the outer sleeve pipe 33 is sleeved outside the reducing pipe 31. The pressing block 32 is arranged between the outer sleeve pipe 33 and the reducing pipe 31, and a clamping gap 34 for clamping the suction pipe 4 is arranged between the pressing block 32 and the reducing pipe 31.

[0045] As an example, the variable diameter pipe 31 is a circular pipe, one end is a large diameter section 311, the other end is a small diameter section 312, the diameter of the large diameter section 311 is larger than that of the small diameter section 312; the large diameter section 311 and the small diameter section 312 are provided with an outer step 313, the outer step 313 is located on the outer wall of the variable diameter pipe 31, and the small diameter section 312 is wedge-shaped along the axial direction thereof, and the side close to the outer step 313 is a wedge-shaped large end. The sleeve ring 22 has an inner step 221, the inner step 221 is located at the port of the sleeve ring 22 and faces the inside of the sleeve, when it is needed to connect the variable diameter pipe 31 with the cartridge 2, the small diameter section 312 of the variable diameter pipe 31 is inserted into the inside of the sleeve ring 22, and the outer step 313 is abutted and clamped with the inner step 221, so that the inner step 221 limits and fixes the variable diameter pipe 31, and the small diameter section 312 of the variable diameter pipe 31 extends out of the end of the sleeve ring 22 and is exposed. Of course, the size and shape of the hollow channel in the inside of the sleeve ring 22 are matched with the outer diameter and shape of the large diameter section 311 of the variable diameter pipe 31, so as to ensure that the variable diameter pipe 31 does not shake in the inside of the sleeve ring 22 and is easy to disassemble and assemble.

[0046] Here, the large diameter and the small diameter refer to the outer diameter of the variable diameter pipe 31, and do not include the diameter of the internal hole of the variable diameter pipe 31, of course, the diameter of the internal hole of the variable diameter pipe 31 shown in the drawings of the embodiment changes synchronously with the outer diameter of the variable diameter pipe 31, that is, the diameter of the internal hole of the small diameter section 312 of the variable diameter pipe 31 is smaller than that of the large diameter section 311.

[0047] The outer sleeve 33 is also a circular pipe, and a hollow hole is formed in the axial direction thereof, and the end of one end of the outer sleeve 33 is also provided with a ring block extending radially into the hollow hole, and the inner wall of the hollow hole of the outer sleeve 33 is provided with an internal thread, and the outer wall of the sleeve ring 22 is provided with an external thread, and the outer sleeve 33 is sleeved on the sleeve ring 22 and is threadedly connected with the sleeve ring 22.

[0048] The pressing block 32 is located in the inside of the outer sleeve 33, and one end face of the pressing block 32 can be abutted with the ring block of the outer sleeve 33, and the other end face of the pressing block 32 is gap-fitted with the close end face of the sleeve ring 22. The pressing block 32 is a circular pipe, and an axial hole is formed in the inside thereof, the axial hole penetrates through the two end faces of the pressing block 32, and the axial hole is a variable diameter hole, that is, the variable diameter hole is wedge-shaped matched with the small diameter section 312 of the variable diameter pipe 31. The gap 34 is left between the axial hole of the pressing block 32 and the small diameter section 312 of the variable diameter pipe 31, and the suction pipe 4 is clamped and attracted through the gap 34.

[0049] When installing, the size of the gap 34 is large, one end of the suction tube 4 is inserted into the gap 34 and is sleeved on the outer wall of the small-diameter section 312, the sleeve tube 33 is screwed, the ring block of the sleeve tube 33 drives the compression block 32 to move to one side of the clamping seat 2, since the axial hole of the compression block 32 is a variable-diameter hole, when the compression block 32 moves to one side of the clamping seat 2, the suction tube 4 in the gap 34 is extruded on the wedge-shaped outer wall of the variable-diameter tube 31, thereby clamping the suction tube 4. Conversely, the sleeve tube 33 is reversely rotated to increase the size of the gap 34, so as to facilitate the insertion or removal of the suction tube 4.

[0050] In the embodiment, the suction seat head 1 has a flow channel inside, the flow channel can be butted against the large-diameter section 311 of the variable-diameter tube 31, in order to ensure the butting sealing, avoid liquid leakage and accurately negative pressure suction, a sealing element 5 is arranged between the variable-diameter tube 31 and the flow channel inside the suction seat head 1, so as to realize effective sealing.

[0051] For example, the outer wall of the large-diameter section 311 of the variable-diameter tube 31 or the port of the large-diameter section 311 is provided with one or more annular grooves, a sealing ring or a sealing gasket is arranged in the annular groove, so as to realize the sealing connection with the suction seat head 1, wherein the sealing ring can adopt an O-ring, and the sealing gasket can adopt a polytetrafluoroethylene gasket, so as to adapt to different pressure changes.

[0052] In use, the suction seat is installed inside the endoscope shell, the suction seat head 1 passes through the endoscope shell, so as to facilitate the connection of the suction seat head 1 with the negative pressure suction device outside, and realize negative pressure suction. In order to ensure the reliable connection between the suction seat and the endoscope shell, the suction seat head 1 is further provided with a connecting element 6, the suction seat head 1 is connected with the endoscope shell through the connecting element 6.

[0053] In the embodiment, the suction seat head 1 has external threads, the connecting element 6 is a nut with internal threads, the internal threads are matched with the external threads. The end of the suction seat head 1 away from the clamping seat 2 has an external convex ring, the external convex ring is clamped on the outer side wall surface of the endoscope shell, the nut sleeved on the suction seat head 1 is rotated along the suction seat head 1 and is abutted against the inner side wall surface of the endoscope shell, so as to realize the connection of the suction seat head 1 with the endoscope shell.

[0054] The suction seat of the embodiment of the utility model adopts a split structure, the suction seat head 1 is separated from the suction tube 4, the difficulty of machining the suction seat is reduced, meanwhile, the suitable suction tube 4 can also be replaced according to the need in use, and the split structure is also convenient for cleaning and sterilization, the suction seat head 1 and the suction tube 4 after cleaning and sterilization are qualified can also be repeatedly used, material waste is reduced and the repeated use rate is improved.

[0055] Reference Figure 4 With Figure 5The embodiment of the utility model provides a kind of endoscope, including above suction seat, still including the shell of endoscope, endoscope shell inside can also be provided other mechanism and device, to realize the purpose of visual, operation and treatment, regarding other mechanism and device of endoscope, the utility model embodiment is not detailed, and specifically can refer to the arrangement of endoscope in prior art.

[0056] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered within the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. An attraction seat, characterized in that, The application relates to an aspirator, comprising: an aspirator head (1); a clamping seat (2) detachably connected to the aspirator head (1); a pipe joint (3) connected to the clamping seat (2), one end of the pipe joint (3) being used for connecting and communicating with an aspirating pipe (4), and the other end of the pipe joint (3) being used for communicating with the inside of the aspirator head (1).

2. The suction seating of claim 1, wherein The clamping seat (2) comprises a butt joint part (21) and a sleeve ring (22), the butt joint part (21) being arranged along the circumferential outer wall of the sleeve ring (22), the butt joint part (21) being used for connecting with the aspirator head (1), and the sleeve ring (22) being used for connecting with the pipe joint (3).

3. The suction seating of claim 2, wherein The butt joint part (21) is threadedly connected with the aspirator head (1).

4. The suction seating of claim 2, wherein The pipe joint (3) comprises a variable-diameter pipe (31) having an outer step (313), the sleeve ring (22) has an inner step (221), and the variable-diameter pipe (31) is partially arranged inside the sleeve ring (22) and makes the outer step (313) butt joint with the inner step (221).

5. The suction seating of claim 4, wherein The pipe joint (3) further comprises a pressing block (32) and an outer sleeve pipe (33), the outer sleeve pipe (33) is connected to the clamping seat (2), the pressing block (32) is arranged between the outer sleeve pipe (33) and the variable-diameter pipe (31), and a clamping gap (34) for clamping the aspirating pipe (4) is arranged between the pressing block (32) and the variable-diameter pipe (31).

6. The suction seating of claim 4, wherein The variable-diameter pipe (31) comprises a large-diameter section (311) and a small-diameter section (312), the outer step (313) is arranged at the joint of the large-diameter section (311) and the small-diameter section (312), and the outer wall of the small-diameter section (312) is wedge-shaped.

7. The suction seating of claim 4, wherein A sealing element (5) is arranged between the variable-diameter pipe (31) and the aspirator head (1).

8. The suction seating according to any one of claims 1 to 7, characterized in that The aspirator further comprises a connecting element (6) used for connecting the aspirator head (1) and an endoscope shell together.

9. The suction seating of claim 8, wherein, The aspirator head (1) has an outer thread, and the connecting element (6) is a nut having an inner thread matched with the outer thread.

10. An endoscope characterized by comprising: The application further relates to an aspirator comprising the aspirator as claimed in any one of claims 1 to 9.

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