CN219374748U

CN219374748U - Locking mechanism of sample collection container, sample collection container and endoscope

Info

Publication number: CN219374748U
Application number: CN202320684802.3U
Authority: CN
Inventors: 戴笛
Original assignee: Hunan Vathin Medical Instrument Co Ltd
Current assignee: Hunan Vathin Medical Instrument Co Ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-07-21
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to a locking mechanism of a sample collection container, the sample collection container and an endoscope, which comprise a shell and a locking control piece, wherein a fluid channel and the locking control channel which are mutually communicated in a staggered way are arranged on the shell, a mounting groove is formed in the inner wall of the inlet end of the fluid channel, a sealing piece is arranged in the mounting groove, the locking control channel passes through the mounting groove, the locking control channel is positioned between the sealing piece and the inlet end face of the fluid channel, and the locking control piece is arranged in the locking control channel in a sliding way. According to the utility model, the lock control is arranged, when the sample leading-out interface and the sample collecting container are required to be separated, the seal piece is limited in the mounting groove through the lock control, so that the friction force from the sample leading-out interface in the separation process is resisted, and the position of the seal piece in the fluid channel is ensured to be stable all the time, so that the long-term continuous and effective sealing performance of the sample collecting container is realized, and the use convenience and safety of the sample collecting container are effectively improved.

Description

Locking mechanism of sample collection container, sample collection container and endoscope

Technical Field

The utility model relates to the technical field of endoscopes, in particular to a locking mechanism of a sample collection container, the sample collection container and an endoscope.

Background

An endoscope is one of important medical instruments in modern medical technology, and can be matched with a sample bottle, the sample bottle is in butt joint with an endoscope handle, an endoscope insertion part extends into a body cavity of a human body to sample, and the sample is driven to be introduced into the sample bottle through the endoscope to be collected.

In the process of realizing the utility model, the applicant finds that in order to avoid sample leakage, the joint of the sample bottle and the endoscope handle is in interference fit with the butt joint interface of the sealing element and the endoscope handle so as to realize sealing communication, meanwhile, in order to facilitate rapid butt joint installation of the sample bottle and the endoscope handle, the sealing element is generally glued at the butt joint interface of the sample bottle in the prior art, and in the process of using, after sampling is finished, when the sample bottle and the endoscope handle are separated, the sealing element is easily displaced by friction force of the butt joint interface in the separation process, so that the sealing performance is reduced.

Disclosure of Invention

The utility model provides an object provides a locking mechanism of endoscope sample collection container, sample collection container and endoscope, solves the above-mentioned technical problem that exists among the prior art, mainly includes following three aspect:

the first aspect of the application provides a locking mechanism of sample collection container, including casing and lock controlling piece, be provided with fluid channel and the lock accuse passageway of mutual crisscross intercommunication on the casing, be provided with the standing groove on the entry end inner wall of fluid channel, be provided with the sealing member in the standing groove, the sealing member is used for drawing forth the interface cooperation with the sample, realizes that fluid channel and sample draw forth the sealed intercommunication of interface, the lock accuse passageway is through the standing groove, and the lock accuse passageway is located between sealing member and the fluid channel entry terminal surface, the lock controlling piece slides and sets up in the lock accuse passageway, has the sliding stroke between lock controlling piece and the lock accuse passageway, the sliding stroke includes first position and second position, is used for realizing drawing forth the relative position locking of interface and casing to the sample in the first position, and the second position is used for realizing drawing forth the relative position unblock of interface and casing to the sample, and when the second position, the lock controlling piece and the entry terminal surface butt of sealing member.

Further, during the sliding stroke, the lock control abuts the inlet end face of the seal.

Further, the sliding stroke comprises a third position, the third position is used for realizing disassembly and assembly of the sealing element, and when the third position is used, the lock control is not related to the sealing element, and the relative position of the sample leading-out interface and the shell is unlocked.

Further, a clamping groove is formed in the lock control and is used for being matched with the sample leading-out interface in a clamping mode, so that the relative position of the sample leading-out interface and the shell is locked.

Further, an operation control part is arranged on the lock control part and used for driving the lock control part to slide along the lock control channel.

Further, an avoidance groove matched with the control part is formed in the inlet end of the lock control channel.

Further, the sealing element is of an annular structure, and the inlet end of the sealing element is of a wide-mouth structure.

Further, the outlet end face of the sealing piece is abutted with the inner wall of the placing groove.

The second aspect of the application provides a sample collection container, including bottle and foretell locking mechanism, be provided with connecting portion on the casing, connecting portion can dismantle with the bottle and be connected, fluid channel's exit end and the inside intercommunication of bottle.

A third aspect of the present application provides an endoscope comprising a handle on which a sample extraction port is provided, the endoscope further comprising a locking mechanism as described above or a sample collection container as described above, the outlet end of the sample extraction port being in communication with the inlet end of the fluid channel.

Compared with the prior art, the utility model has at least the following technical effects:

according to the utility model, the lock control is arranged, when the sample leading-out interface and the sample collecting container are required to be separated, the seal piece is limited in the mounting groove through the lock control, so that the friction force from the sample leading-out interface in the separation process is resisted, and the position of the seal piece in the fluid channel is ensured to be stable all the time, so that the long-term continuous and effective sealing performance of the sample collecting container is realized, and the use convenience and safety of the sample collecting container are effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the embodiments of the present utility model or the drawings used in the description of the prior art, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the locking mechanism of the present utility model;

FIG. 2 is a schematic view of the internal structure of the locking mechanism (second position) of the present utility model;

FIG. 3 is a schematic illustration of the connection between the lock control and the seal in a second position of the present utility model;

FIG. 4 is a schematic view of the internal structure of the locking mechanism (first position) of the present utility model;

FIG. 5 is a schematic illustration of the connection between the lock control and the seal in a first position state of the present utility model;

FIG. 6 is a schematic illustration of the connection between the lock control and the seal in a third position of the present utility model;

FIG. 7 is a schematic view of the internal structure of the housing of the present utility model;

FIG. 8 is a schematic view of the structure of an endoscope of the present utility model;

in the drawing the view of the figure,

110. a housing; 120. a lock control; 121. a control unit; 122. a clamping groove; 123. a limit clamping piece; 130. a fluid channel; 131. a mounting groove; 140. a lock control channel; 150. a seal; 160. an avoidance groove; 170. a connection part; 200. a handle; 210. a sample extraction interface; 220. a groove; 310. and (3) a bottle body.

Detailed Description

The following description provides many different embodiments, or examples, for implementing different features of the utility model. The elements and arrangements described in the following specific examples are presented for purposes of brevity and are provided only as examples and are not intended to limit the utility model.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the present utility model, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.

In addition, in the utility model, the 'near end' and the 'far end' are far and near positions of the structure relative to human body operation under the use environment, so that the description of the position relationship among the components is convenient, and meanwhile, the understanding is convenient; for the same component, "proximal" and "distal" are relative positional relationships of the component, not absolute; accordingly, it should be understood from the perspective of implementing the principles of the present utility model without departing from the spirit of the utility model.

Example 1:

the embodiment of the application provides a locking mechanism of a sample collection container, as shown in fig. 1-6, the locking mechanism comprises a shell 110 and a lock control 120, a fluid channel 130 and a lock control channel 140 which are communicated with each other in a staggered manner are arranged on the shell 110, a mounting groove 131 is arranged on the inner wall of the inlet end of the fluid channel 130, a sealing piece 150 is arranged in the mounting groove 131, the sealing piece 150 is used for being matched with a sample leading-out interface 210 to realize the sealing communication of the fluid channel 130 and the sample leading-out interface 210, the lock control channel 140 passes through the mounting groove 131, the lock control 140 is positioned between the sealing piece 150 and the inlet end face of the fluid channel 130, the lock control 120 is arranged in the lock control channel 140 in a sliding manner, a sliding stroke is arranged between the lock control 120 and the lock control channel 140, the sliding stroke comprises a first position and a second position, the first position is used for realizing the locking of the relative position of the sample leading-out interface 210 and the shell 110, the second position is used for realizing the unlocking of the relative position of the sample leading-out interface 210 and the sample leading-out interface 210, and the second position is abutted against the inlet end face of the sealing piece 150.

When the endoscope is used for collecting samples in a body cavity of a human body, in order to avoid sample leakage, the joint of the sample bottle and the endoscope handle 200 is in interference fit with the butt joint interface of the sealing element 150 and the endoscope handle 200 to realize sealed communication, meanwhile, in order to facilitate quick butt joint installation of the sample bottle and the endoscope handle 200 and quick processing of a butt joint structure, the sealing element 150 is generally installed at the butt joint inlet of the sample bottle in the prior art and fixed in a gluing way, and in the use process, when the sample bottle and the endoscope handle 200 are separated after the sampling is finished, the sealing element 150 is easily influenced by the interference fit between the sealing element 150 and the butt joint interface in the separation process, so that the sealing performance is reduced; in the present embodiment, the sealing member 150 can be completely installed into the mounting groove 131 from the inlet end of the fluid channel 130 during the manufacturing process, and no additional resistance is generated during the installation process, so that the manufacturing process is simplified, and the production efficiency is improved; when in use, the control lock control 120 is in a second position, as shown in fig. 2 and 3, the sample extraction port 210 on the endoscope handle 200 is inserted into the fluid channel 130, the sealing element 150 is matched with the sample extraction port 210 to realize the sealing communication between the sample extraction port 210 and the fluid channel 130, and then the control 120 is slid to a first position, as shown in fig. 4 and 5, the relative positions of the sample extraction port 210 and the shell 110 are locked and limited, so that the sealing communication between the sample extraction port 210 and the fluid channel 130 is ensured to be stable in the use process; when the sample extraction interface 210 and the sample collection container need to be separated after sample collection is completed, the lock control 120 is slid to the second position, at this time, the relative position of the sample extraction interface 210 and the shell 110 is unlocked, separation work can be easily achieved, the lock control 120 is abutted to the inlet end face of the sealing member 150, the sealing member 150 is limited in the placement groove 131, friction force from the sample extraction interface 210 in the separation process is resisted by the lock control 120, and the position of the sealing member 150 in the fluid channel 130 is ensured to be stable all the time, so that long-term continuous and effective sealing performance of the sample collection container is achieved, and the use convenience and safety of the sample collection container are effectively improved.

In an embodiment, the lock control 120 may be configured to be always abutted against the inlet end face of the sealing member 150 in the sliding stroke, so that in the sliding stroke of the whole lock control 120, the lock control 120 can limit and protect the position of the sealing member 150 in the placement groove 131, and use safety and stability of the sealing member 150 are further improved.

In one embodiment, to facilitate installation and maintenance of the seal 150, the sliding travel of the lock control 120 may include a third position, as shown in fig. 6, where the third position is used to achieve disassembly and assembly of the seal 150, and where the lock control 120 is not associated with the seal 150, the relative positions of the sample extraction interface 210 and the housing 110 are unlocked, and where the seal 150 needs to be replaced, the lock control 120 may be slid to the third position, where the lock control 120 is not associated with the seal 150, and an operator may detach the old seal 150 from the inlet end of the fluid channel 130 without interference, and then install a new seal 150 into the receiving groove 131 without interference, thereby improving convenience in use and maintenance of the locking mechanism and the sample collection container.

It should be noted that, the sliding connection between the lock control 120 and the lock control channel 140 is in the prior art, and may specifically be a rail fit, a clearance fit or a roller fit, which is not limited herein specifically; the sample extraction port 210 refers to a tube body capable of guiding a sample, and may specifically be a sample output tube on an endoscope handle, or may be a drainage tube for clinical surgery, which is not limited herein, and in this embodiment, the sample output tube on the endoscope handle is used as the sample extraction port 210.

Specifically, to ensure stable locking of the lock control 120 to the sample extraction interface 210, a clamping groove 122 may be provided on the lock control 120, where the clamping groove 122 is configured to be in clamping engagement with the sample extraction interface 210 to lock the relative position of the sample extraction interface 210 and the housing 110, and accordingly, in the first position, the sample extraction interface 210 is located in the clamping groove 122 to realize clamping engagement, and is constrained by the clamping engagement, so as to lock the relative position of the sample extraction interface 210 in the fluid channel 130.

Specifically, to facilitate sliding control of the lock control 120, a control portion 121 may be disposed on the lock control 120, where the control portion 121 is configured to drive the lock control 120 to slide along the lock control channel 140.

In some embodiments, to facilitate a stable snap fit between the lock control 120 and the sample extraction interface 210, the snap fit portion of the sample extraction interface 210 may be disposed on the same plane as the lock control 120.

Specifically, in order to avoid the problem of unlocking caused by false touch after locking, an avoidance groove 160 matched with the control part 121 may be provided at the inlet end of the lock control channel 140, and when the lock control 120 is in the first position, the control part 121 is located in the avoidance groove 160, so as to not only realize the accommodating protection of the control part 121, but also improve the space utilization rate of the housing 110, and realize the small-sized integrated setting of the locking mechanism; when the lock control 120 is in the second position, the control portion 121 is located outside the avoidance groove 160, and protrudes out of the housing 110, so that the operator can perform instant control.

Specifically, to further improve the tightness between the sample extraction port 210 and the fluid channel 130, the sealing member 150 may be configured in an annular structure, and the inlet end of the sealing member 150 may be configured in a wide-mouth structure, and accordingly, the portion of the sample extraction port 210 matching with the sealing member 150 is also in a wide-mouth shape, so that the interference fit between the sample extraction port 210 and the sealing member 150 is achieved.

Specifically, the outlet end face of the sealing member 150 abuts against the inner wall of the mounting groove 131, and the matching lock control 120 abuts against the inlet end face of the sealing member 150, so that the limiting and fixing of the position of the sealing member 150 in the mounting groove 131 are realized, and the continuous and stable position of the sealing member 150 in the mounting groove 131 is ensured in the use process.

In some embodiments, to prevent the lock control 120 from sliding off the lock control channel 140 during use, a limiting clip 123 may be disposed on one of the lock control 120 and the lock control channel 140, and a limiting slot may be disposed on the other of the lock control 120 and the lock control channel 140, and the sliding travel of the lock control 120 in the lock control channel 140 is limited and restrained by the cooperation of the limiting clip 123 and the limiting slot, so as to ensure that the lock control 120 is stably located in the lock control channel 140 during use; further, to facilitate quick installation of the lock control 120 into the lock control channel during processing, a wedge surface may be provided on the stop clip 123 to guide installation of the lock control 120 into the lock control channel 140.

Example 2:

the embodiment of the application provides a sample collection container, as shown in fig. 1 to 7, including a bottle 310 and the locking mechanism in embodiment 1, be provided with connecting portion 170 on the casing 110, connecting portion 170 is connected with the bottle 310 can be dismantled, the exit end of fluid channel 130 communicates with the inside of bottle 310.

In the use process, the bottle 310 is connected with the locking mechanism through the connecting part 170, then the sample collection container is in butt joint with the sample leading-out interface 210 on the endoscope handle, so that the sample leading-out interface 210, the fluid channel 130 and the bottle 310 can be communicated, and the sample can be led into the bottle 310 through the sample leading-out interface 210 to finish collection.

It should be noted that the detachable connection is in the prior art, and may specifically be a clamping connection, a threaded connection, a bolt connection, an interference fit, or a joggle, which is not limited herein.

Example 3:

an embodiment of the present application provides an endoscope, as shown in fig. 8, including a handle 200, where a sample extraction port 210 is provided on the handle 200, and the endoscope further includes the locking mechanism in embodiment 1 or the sample collection container in embodiment 2, where an outlet end of the sample extraction port 210 is in communication with an inlet end of the fluid channel 130.

Specifically, the sample extraction port 210 is provided with a groove 220, and the groove 220 is configured to be in snap fit with the clamping groove 122 on the lock control 120, so as to lock the relative position of the sample extraction port 210 and the housing 110, correspondingly, when in the first position, the groove 220 of the sample extraction port 210 is located in the clamping groove 122 to realize snap fit, and is constrained by snap fit, so as to lock the relative position of the sample extraction port 210 in the fluid channel 130.

It should be noted that, the endoscope in the embodiment of the present application may be a bronchoscope, a pyeloscope, an esophagoscope, a gastroscope, a enteroscope, an otoscope, a nasal scope, a stomatoscope, a laryngoscope, a colposcope, a laparoscope, an arthroscope, etc., and the embodiment of the present application does not specifically limit the type of the endoscope.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a locking mechanism of sample collection container, its characterized in that, including casing (110) and lock controlling piece (120), be provided with fluid channel (130) and lock controlling piece (140) of mutual crisscross intercommunication on casing (110), be provided with mounting groove (131) on the entry end inner wall of fluid channel (130), be provided with sealing member (150) in mounting groove (131), sealing member (150) are used for drawing forth interface (210) with the sample, realize fluid channel (130) and sample and draw forth the sealed intercommunication of interface (210), lock controlling piece (140) are through mounting groove (131), lock controlling piece (140) are located between sealing member (150) and fluid channel (130) entry terminal surface, lock controlling piece (120) slide and set up in lock controlling piece (140), have sliding travel between lock controlling piece (120) and the lock controlling piece (140), sliding travel includes first position and second position, be used for realizing drawing forth interface (210) to the sample and casing (110) relative position locking, second position is used for realizing drawing forth interface (210) and sample and casing (110) relative position when lock controlling piece (150) and the relative position of opening controlling piece (150) are in the end surface.

2. The locking mechanism of claim 1, wherein the lock control (120) abuts an inlet end face of the seal (150) during a sliding stroke.

3. The locking mechanism of claim 1, wherein the sliding travel includes a third position for enabling removal and installation of the seal (150), and wherein in the third position, the lock control (120) is unassociated with the seal (150) and the relative position of the sample extraction interface (210) and the housing (110) is unlocked.

4. A locking mechanism as claimed in any one of claims 1 to 3, wherein the locking control (120) is provided with a slot (122), the slot (122) being adapted to be in snap-fit with the sample extraction interface (210) to lock the relative positions of the sample extraction interface (210) and the housing (110).

5. The locking mechanism as recited in claim 4, wherein the lock control (120) is provided with a manipulation portion (121), and the manipulation portion (121) is configured to drive the lock control (120) to slide along the lock control channel (140).

6. The locking mechanism as recited in claim 5, characterized in that an entrance end of the lock control channel (140) is provided with a relief groove (160) that mates with the handling portion (121).

7. The locking mechanism as recited in claim 4, wherein the seal (150) is of annular configuration and the inlet end of the seal (150) is of wide mouth configuration.

8. The locking mechanism as recited in claim 4, wherein an outlet end face of the seal (150) abuts an inner wall of the seating groove (131).

9. A sample collection container, comprising a bottle body (310) and the locking mechanism according to any one of claims 1 to 8, wherein a connecting portion (170) is provided on the housing (110), the connecting portion (170) is detachably connected to the bottle body (310), and an outlet end of the fluid channel (130) is communicated with the interior of the bottle body (310).

10. An endoscope, characterized by comprising a handle (200), on which handle (200) a sample extraction interface (210) is provided, the endoscope further comprising a locking mechanism according to any one of claims 1-8 or a sample collection container according to claim 9, an outlet end of the sample extraction interface (210) being in communication with an inlet end of a fluid channel (130).