CN212165816U

CN212165816U - A oral cavity swab collection system for DNA molecule detects

Info

Publication number: CN212165816U
Application number: CN201922209460.6U
Authority: CN
Inventors: 李鹏; 王硕; 陈丽娜
Original assignee: Xi'an Medgen Medical Technology Co ltd
Current assignee: Xi'an Medgen Medical Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-12-18
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses an oral cavity swab collection system for DNA molecule detects, including the handle, seted up a plurality of friction grooves on the lateral wall of handle, set up flutedly at one side middle part of handle, the first support ring of one side fixedly connected with at the handle middle part of being close to of recess, the opposite side middle part fixedly connected with bearing of handle, bearing and first support ring are located same central line, have seted up first through-hole on the handle between bearing and the first support ring, the beneficial effects of the utility model are that: the utility model discloses a set up the fixed cover that has the cotton cover on neotype dead lever, fixed cover is fixed on the dead lever through the inserted bar, after having used, only need to take off fixed cover together with the cotton cover from the dead lever, changes the new fixed cover that has the cotton cover, reaches material saving's purpose, the utility model discloses fixed pipe passes through the bearing to be fixed on the handle, can directly make the dead lever drive the cotton cover roll on the mucous membrane in oral cavity during the use, and the operation process is comparatively convenient.

Description

A oral cavity swab collection system for DNA molecule detects

Technical Field

The utility model relates to an acquisition device technical field specifically is an oral cavity swab collection system for DNA molecule detects.

Background

In the process of DNA analysis, a large number of living biological samples are often required to be collected, the traditional method adopts whole blood as a detection sample, along with the continuous development of DNA detection technology, the collection of oral mucosa cast cells is paid more and more attention as a collection mode which is free of damage, pain and cost, is simple and convenient to operate, and is lower in cost, and a swab is one of tools for collecting the oral mucosa cast cells.

At present, the swabs used when the staff collects the oral mucosa cast-off cells are mostly small sticks with absorbing materials on the heads, the absorbing materials are mostly fixed on the small sticks, after the swabs are used, the absorbing materials can be thrown away together with the small sticks, the materials are wasted, when the small sticks are rotated, the staff needs to make the absorbing materials leave the oral mucosa, then the small sticks are rotated, the absorbing materials are supported on the oral mucosa again, and the operation process is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oral cavity swab collection system for DNA molecule detects, used swab when solving present staff and gathering oral cavity mucosa cast-off cell is mostly the little rod that the head has absorbent material, absorb and tie the material and mostly fix on little rod, use up the back, can throw away absorbent material together with little rod, extravagant material, and when rotating little rod, the staff need make and leave the mucous membrane in the oral cavity with absorbent material, then rotate little rod, again support absorbent material on the mucous membrane in oral cavity, the comparatively trouble problem of operation process.

In order to achieve the above object, the utility model provides a following technical scheme: an oral swab acquisition device for DNA molecule detection comprises a handle, wherein a plurality of friction grooves are formed in the outer side wall of the handle, a groove is formed in the middle of one side of the handle, a first supporting ring is fixedly connected to one side, close to the middle of the handle, of the groove, a bearing is fixedly connected to the middle of the other side of the handle, the bearing and the first supporting ring are located on the same central line, a first through hole is formed in the handle between the bearing and the first supporting ring, the diameter of the first through hole is the same as the inner diameter of the first supporting ring and is communicated with the first supporting ring, a fixing rod is fixedly connected to the inner part of the bearing inner ring, a second through hole is formed in the middle of one end, close to the handle, of the fixing rod, the diameter of the second through hole is the same as the diameter of the first through hole and is communicated with the first through hole, a slot is formed in the middle of one end, far, the slot is close to one side fixedly connected with second support ring of second through-hole, the inside diameter of second support ring is the same and communicate with each other with the diameter of second through-hole, the dead lever is kept away from and is equipped with fixed cover on the lateral wall of handle, the cotton cover of fixedly connected with on the lateral wall of fixed cover.

Preferably, the inside fixedly connected with inserted bar of fixed cover, the inserted bar joint is in the inside of slot, the screw has been seted up at the one end middle part that fixed cover was kept away from to the inserted bar.

Preferably, fixedly connected with fixed plate on the lateral wall of dead lever, one side that fixed cover was kept away from to the fixed plate and one side that the handle is close to fixed cover contact, the spacing groove has been seted up to one side upper end that fixed cover was kept away from to the fixed plate, the handle has been close to one side upper end of fixed cover and has been seted up the spout, the width of spout and the width of spacing groove are the same and communicate with each other, logical groove has been seted up to the upper end of spout, the inside sliding connection of spout has the limiting plate, one side that the limiting plate is close to fixed cover passes the inside of.

Preferably, the upper end fixedly connected with push pedal of limiting plate, the push pedal is T type structure, the upper end of push pedal is passed logical groove and is extended to the outside of handle, distance between the side is greater than the distance between the side around leading to the logical groove around the push pedal.

Preferably, the fastening rod is inserted in the second through hole, an external thread is formed on the outer side wall of one end, away from the handle, of the fastening rod, one end, away from the handle, of the fastening rod penetrates through the second support ring and extends to the inside of the screw hole, and one end, away from the handle, of the fastening rod is connected to the inside of the screw hole through the external thread.

Preferably, the one end that fixed cover was kept away from to the anchorage bar passes first through-hole and first supporting ring in proper order and extends to the outside of handle, the anchorage bar is located the outside one end fixedly connected with hand wheel of handle, the diameter ratio of hand wheel is little than the diameter of recess.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the fixed cover that has the cotton cover on neotype dead lever, fixed cover is fixed on the dead lever through the inserted bar, after having used up, only needs to take off fixed cover together with the cotton cover from the dead lever, changes the fixed cover that has the cotton cover of new, reaches material saving's purpose.

2. The utility model discloses fixed pipe passes through the bearing to be fixed on the handle, can directly make the dead lever drive the cotton cover and roll on the mucous membrane in oral cavity during the use, and operation process is comparatively convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a view of the area A in FIG. 1;

FIG. 3 is a view of the area B in FIG. 2;

FIG. 4 is a sectional view of the fixing rod of the present invention;

fig. 5 is a schematic structural view of the push plate of the present invention.

In the figure: 1. a handle; 2. a groove; 3. a first support ring; 4. a bearing; 5. a first through hole; 6. fixing the rod; 7. an external thread; 8. fixing a sleeve; 9. cotton sleeves; 10. a slot; 11. inserting a rod; 12. a screw hole; 13. A second support ring; 14. a second through hole; 15. a friction groove; 16. a fastening rod; 17. a hand wheel; 18. a fixing plate; 19. a limiting groove; 20. a chute; 21. a through groove; 22. a limiting plate; 23. a push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an oral swab acquisition device for DNA molecule detection comprises a handle 1, wherein a plurality of friction grooves 15 are formed in the outer side wall of the handle 1, a groove 2 is formed in the middle of one side of the handle 1, a first supporting ring 3 is fixedly connected to one side, close to the middle of the handle 1, of the groove 2, a bearing 4 is fixedly connected to the middle of the other side of the handle 1, a fixing sleeve 8 is conveniently rotated through a fixing rod 6, a cotton sleeve 9 rolls on an oral mucosa, the bearing 4 and the first supporting ring 3 are located on the same central line, a first through hole 5 is formed in the handle 1 between the bearing 4 and the first supporting ring 3, the diameter of the first through hole 5 is the same as and communicated with the inner diameter of the first supporting ring 3, the fixing rod 6 is fixedly connected to the inner part of an inner ring of the bearing 4, a second through hole 14 is formed in the middle of one end, close to the handle 1, of the fixing rod 6, the diameter, the one end middle part that handle 1 was kept away from to dead lever 6 has been seted up slot 10, the diameter ratio of slot 10 is big and communicates with each other with second through-hole 14 than the diameter of second through-hole 14, slot 10 is close to one side fixedly connected with second support ring 13 of second through-hole 14, the inside diameter of second support ring 13 is the same with the diameter of second through-hole 14 and communicates with each other, the cover is equipped with fixed cover 8 on the lateral wall that handle 1 was kept away from to dead lever 6, fixedly connected with cotton cover 9 on the lateral wall of fixed cover 8, the cell that the oral mucosa drops is gathered to accessible cotton.

The outer side wall of the fixed rod 6 is fixedly connected with a fixed plate 18, one side of the fixed plate 18, which is far away from the fixed sleeve 8, is contacted with one side of the handle 1, which is close to the fixed sleeve 8, a limit groove 19 is formed in the upper end of one side of the fixed plate 18, which is far away from the fixed sleeve 8, a sliding groove 20 is formed in the upper end of one side of the handle 1, which is close to the fixed sleeve 8, the width of the sliding groove 20 is the same as that of the limit groove 19 and is communicated with that of the limit groove 19, a through groove 21 is formed in the upper end of the sliding groove 20, a limit plate 22 is slidably connected inside the sliding groove 20, one side of the limit plate 22, which is close to the fixed sleeve 8, penetrates through the inside of the sliding groove 20 and extends to the inside of the limit groove 19, the position, the distance between the front side and the rear side of the push plate 23 is larger than the distance between the front side and the rear side of the through groove 21, the limit plate 22 is pushed by the push plate 23 to be inserted into the limit groove 19, the inside of the fixed sleeve 8 is fixedly connected with the inserted rod 11, the inserted rod 11 is clamped inside the through groove 10, the middle part of one end of the inserted rod 11, which is far away from the fixed sleeve 8, is provided with a screw hole 12, the fixed sleeve 8 is clamped on the fixed rod 6 through the inserted rod 11, the inside of the second through hole 14 is inserted with a fastening rod 16, the outer side wall of one end, which is far away from the handle 1, of the fastening rod 16 is provided with an external thread 7, one end, which is far away from the handle 1, of the fastening rod 16 passes through the second support ring 13 and extends to the inside of the screw hole 12 through the external thread 7, so as to fix the inserted rod 11 inside the through groove 10, the fixed sleeve 8 is reinforced, one end, which is, the one end fixedly connected with hand wheel 17 that anchorage bar 16 is located the handle 1 outside, and the diameter ratio of hand wheel 17 is little than the diameter of recess 2, rotates anchorage bar 16 through hand wheel 17, inserts anchorage bar 16 in the inside of screw 12.

Specifically, when the utility model is used, the utility model is carried to the place of use, one end of the fixed rod 6 provided with the slot 10 is inserted into the fixed sleeve 8, the inserted bar 11 arranged inside the fixed sleeve 8 is inserted into the slot 10 and is pressed against the second support ring 13, then the fastening bar 16 is rotated by the hand wheel 17, the fastening bar 16 is inserted into the screw hole 12 arranged on the inserted bar 11, the fixed sleeve 8 is fixed on the fixed rod 6, then the worker grasps the handle 1, inserts the cotton sleeve 9 into the oral cavity, pastes the cotton sleeve 9 on the oral mucosa, collects the cells falling off from the oral mucosa, when the cotton sleeve 9 needs to be rotated, the limit plate 22 is pulled out from the limit groove 19 arranged on the fixed plate 18 by the push plate 23, then the cotton sleeve 9 is driven by the fixed rod 6 to roll on the oral mucosa, collects the cells falling off from the oral mucosa, after collection, the fixing plate 18 is rotated, when a limiting groove 19 formed in the fixing plate 18 is aligned with a sliding groove 20 formed in the handle 1, a limiting plate 22 is inserted into the limiting groove 19 through a push plate 23 to fix the fixing plate 18 and prevent the fixing rod 6 from rotating, the fastening rod 16 is pulled out from the inserting rod 11 through reversely rotating the fastening rod 16 through the hand wheel 17, then the fixing sleeve 8 and the cotton sleeve 9 are pulled out from the fixing rod 6, the steps are repeated, and a new fixing sleeve 8 with the cotton sleeve 9 is replaced.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do 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, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The oral swab acquisition device for DNA molecule detection is characterized by comprising a handle (1), wherein a plurality of friction grooves (15) are formed in the outer side wall of the handle (1), a groove (2) is formed in the middle of one side of the handle (1), a first supporting ring (3) is fixedly connected to one side, close to the middle of the handle (1), of the groove (2), a bearing (4) is fixedly connected to the middle of the other side of the handle (1), the bearing (4) and the first supporting ring (3) are located on the same central line, a first through hole (5) is formed in the handle (1) between the bearing (4) and the first supporting ring (3), the diameter of the first through hole (5) is the same as the inner diameter of the first supporting ring (3) and is communicated with the inner diameter of the first through hole, a fixing rod (6) is fixedly connected to the inner portion of the inner ring of the bearing (4), the utility model discloses a handle, including dead lever (6), slot (10), the diameter of slot (10) is big and communicate with each other with second through-hole (14) that the diameter of dead lever (6) is close to the one end middle part of handle (1) has seted up second through-hole (14), the diameter of second through-hole (14) is the same and communicate with each other with the diameter of first through-hole (5), one side fixedly connected with second support ring (13) that slot (10) is close to second through-hole (14), the inside diameter of second support ring (13) is the same and communicate with each other with the diameter of second through-hole (14), the cover is equipped with fixed cover (8) on the lateral wall that handle (1) was kept away from in dead lever (6), fixedly connected with cotton cover (9) on the lateral wall of fixed cover (8).

2. The buccal swab collecting device for DNA molecule detection as set forth in claim 1, wherein: the inside fixedly connected with inserted bar (11) of fixed cover (8), inserted bar (11) joint is in the inside of slot (10), screw (12) have been seted up in the one end middle part that fixed cover (8) were kept away from in inserted bar (11).

3. The buccal swab collecting device for DNA molecule detection as set forth in claim 1, wherein: fixedly connected with fixed plate (18) on the lateral wall of dead lever (6), one side that fixed cover (8) were kept away from in fixed plate (18) and one side that handle (1) is close to fixed cover (8) contact, spacing groove (19) have been seted up to one side upper end that fixed cover (8) were kept away from in fixed plate (18), spout (20) have been seted up to one side upper end that handle (1) is close to fixed cover (8), the width of spout (20) is the same and communicate with each other with the width of spacing groove (19), logical groove (21) have been seted up to the upper end of spout (20), the inside sliding connection of spout (20) has limiting plate (22), the inside that spout (20) was passed and extend to the inside of spacing groove (19) is passed to one side that limiting plate (22) are close to fixed cover.

4. The buccal swab collecting device for DNA molecule detection as set forth in claim 3, wherein: the upper end fixedly connected with push pedal (23) of limiting plate (22), push pedal (23) are T type structure, the outside that leads to groove (21) and extend to handle (1) is passed to the upper end of push pedal (23), distance between the side is greater than the distance between the side around leading to groove (21) around push pedal (23).

5. The buccal swab collecting device for DNA molecule detection as set forth in claim 1, wherein: the utility model discloses a handle of screw (12) is characterized in that the inside of second through-hole (14) is inserted and is equipped with anchorage bar (16), external screw thread (7) have been seted up on anchorage bar (16) keep away from the one end lateral wall of handle (1), inside that second support ring (13) and extension to screw (12) is passed and is extended to in anchorage bar (16) one end of keeping away from handle (1), external screw thread (7) threaded connection is passed through in the inside of screw (12) in anchorage bar (16).

6. The buccal swab collecting device for DNA molecule detection as claimed in claim 5, wherein: the one end that fixed cover (8) was kept away from in anchorage bar (16) passes first through-hole (5) and first support ring (3) in proper order and extends to the outside of handle (1), anchorage bar (16) are located handle (1) outside one end fixedly connected with hand wheel (17), the diameter ratio of hand wheel (17) is little than the diameter of recess (2).