CN212346653U - Draw subassembly of just - Google Patents

Draw subassembly of just Download PDF

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Publication number
CN212346653U
CN212346653U CN202020897890.1U CN202020897890U CN212346653U CN 212346653 U CN212346653 U CN 212346653U CN 202020897890 U CN202020897890 U CN 202020897890U CN 212346653 U CN212346653 U CN 212346653U
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CN
China
Prior art keywords
spoon
excrement
pipe
bag
pipe joint
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CN202020897890.1U
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Chinese (zh)
Inventor
谢寿田
邵长宏
方志庆
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Suzhou Maidinuo Life Science & Technology Co ltd
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Suzhou Maidinuo Life Science & Technology Co ltd
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Abstract

The utility model discloses an excrement scooping assembly, which comprises an excrement scooping spoon and a side tube bag which is used for placing the excrement scooping spoon in the excrement scooping spoon; the excrement scooping spoon comprises a spoon rod and a spoon cap, the spoon cap is connected to one end of the spoon rod, the spoon cap is of an umbrella-shaped structure formed by more than two petals in a circumferential enclosing mode, two adjacent petals are arranged at intervals, roots of the petals are fixedly connected to a central axis of the spoon cap, one ends, far away from the central axis of the spoon cap, of the two adjacent petals are connected through a connecting portion, and edges of the petals are connected with the connecting portion to form a circle; one end of the side tube bag is closed, the other end of the side tube bag is connected with a tube joint, and the tube joint is suitable for being connected to the side wall of the excrement guide tube; the pipe joint is of a hollow structure and is communicated with the inner cavity of the side pipe bag, and the side pipe bag is a flexible side pipe bag. The utility model discloses an draw just spoon of subassembly encloses to close by two at least lamella mutual intervals and is umbrella-shaped structure, is convenient for get into the rectum, can avoid causing the injury to the anus, and is convenient for draw just or sample with leading just union coupling.

Description

Draw subassembly of just
Technical Field
The utility model relates to the technical field of medical appliances, in particular to an excrement drawing assembly capable of being used with an excrement guide pipe in a matched mode.
Background
At present, although medical and sanitary conditions are greatly improved, some patient groups such as critical patients, old patients, paralyzed bed-ridden patients and the like have the symptoms of fecal incontinence, and further need a fecal catheter to assist defecation. Adopt and lead excrement and urine pipe defecation in-process, if excrement and urine induration appears in the rectum position and is difficult to get rid of, or need carry out excrement and urine sample test time from the rectum position, then need one kind can with lead excrement and urine pipe cooperation use or exclusive use be convenient for draw out hard excrement and urine or sample test draw out just subassembly.
Chinese patent document CN2721073 discloses a "medical excrement scooping spoon", which comprises a spoon handle, wherein one end of the spoon handle is provided with an annular hook spoon, the annular hook spoon is slightly inserted into the anus of a patient, excrement is stirred and then is cleaned out of the anus by means of the ring of the hook spoon, and the hook spoon is made of plastic or stainless steel. The hook spoon is a medical auxiliary tool used independently in vitro, the hook spoon at the front end and the flat spoon handle are difficult to apply to defecation, because the hook spoon made of stainless steel or plastic products is of a hard structure, for a patient who defecates with the defecation guide tube in long-term lying diseases, muscles at the anus position are always propped open by the defecation guide tube to be in an expanded state, and the defecation guide tube is made of a flexible thin and soft material and is easy to scratch and leak; and the flat annular hook spoon is difficult to achieve the purpose of sampling or defecating in the excrement guide pipe. Therefore, a need exists for a novel excrement drawing assembly which is suitable for drawing excrement from an excrement guide pipe and can be used independently for drawing excrement without damaging anus or rectum.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model is to overcome the above-mentioned not enough that exists among the current excrement guide pipe defecation in-process, and then provide a draw just subassembly.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fecal sampling assembly including a fecal sampling spoon and a side tube bag having the fecal sampling spoon disposed therein; the excrement scooping spoon comprises a spoon rod and a spoon cap, the spoon cap is connected to one end of the spoon rod, the spoon cap is of an umbrella-shaped structure formed by more than two petals in a surrounding mode along the circumferential direction, two adjacent petals are arranged at intervals, the roots of the petals are fixedly connected to the central axis of the spoon cap, one ends, far away from the central axis of the spoon cap, of the two adjacent petals are connected through a connecting portion, and the edges of the petals are connected with the connecting portion to form a circle; one end of the side tube bag is closed, and the other end of the side tube bag is connected with a pipe joint which is suitable for being connected to the side wall of the excrement guide tube; the pipe joint is of a hollow structure and is communicated with the inner cavity of the side pipe bag, and the side pipe bag is a flexible side pipe bag.
Preferably, the connecting part is a flexible connecting part; the two ends of the connecting part are respectively connected to the opposite side faces of the two adjacent petals.
Preferably, the two ends of the connecting part are straight sections, an arc section is arranged between the two straight sections, and the arc section and the two straight sections jointly form the connecting part.
Preferably, the bending direction of the arc-shaped section is parallel to the axis of the spoon cap and is bent towards one side of the spoon rod.
Preferably, the cross-sectional area of the arcuate section is smaller than the cross-sectional area of the straight section.
Preferably, the petal is provided with threely, three the petal is followed the even interval arrangement of circumferencial direction of spoon cap.
Preferably, the interval between two adjacent petals is fan-shaped.
Preferably, the spoon rod is a hollow rod, and a rod sleeve suitable for being connected with the spoon rod in an inserting mode is arranged on the central axis of the spoon cap.
Preferably, the rod sleeve is of a hollow structure, the roots of the petals are fixedly connected to the side face of the rod sleeve, a through hole is formed in the side face or the end face of one end, far away from the spoon rod, of the rod sleeve, and the through hole is communicated with the rod sleeve and the hollow cavity of the spoon rod.
Preferably, the spoon cap is integrally formed by injection molding of silica gel.
A side branch tube assembly comprising a side tube bag closed at one end and having a tube connector attached to the other end, the tube connector adapted to be attached to a side wall of a fecal guide tube; the pipe joint is of a hollow structure and is communicated with the inner cavity of the side pipe bag, and the side pipe bag is a flexible side pipe bag.
Preferably, the side tube bag is a transparent side tube bag.
Preferably, the side tube bag is made of flexible plastic film or flexible silica gel.
Preferably, the side tube bag is of a cylindrical structure, and one end, far away from the pipe joint, of the side tube bag is pressed into a flat shape for hot melt sealing or adhesive sealing.
Preferably, the pipe joint comprises a first pipe joint connected with the side pipe bag in a sealing mode and a second pipe joint connected with the side wall of the excrement guide pipe in a sealing mode, and the first pipe joint and the second pipe joint are connected in a detachable sealing mode.
Preferably, the first side pipe joint and the second pipe joint are in threaded sealing connection or in clamping type sealing connection.
Preferably, a self-sealing slit is arranged in the inner cavity of the second pipe joint or in the middle of the connection position of the second pipe joint and the excrement guide pipe, the self-sealing slit is suitable for the excrement scooping spoon in the side pipe bag to penetrate through the self-sealing slit and further into the inner cavity of the excrement guide pipe, and the slit is suitable for self-sealing after the excrement scooping spoon is pulled out of the self-sealing slit.
Preferably, one end of the second pipe joint, which is far away from the first pipe joint, is provided with a connecting sheet, the connecting sheet is fixedly and hermetically connected with the second pipe joint, a through hole with a shape matched with the hollow cavity of the second pipe joint is arranged at a position, which is right opposite to the hollow cavity, of the connecting sheet, the cross section of the connecting sheet is of an arc-shaped structure, and the radian of the connecting sheet is matched with the radian of the outer wall of the excrement guide pipe.
Preferably, the connecting piece is connected with the second pipe joint at an acute angle.
The utility model discloses an it has following beneficial effect at least to draw just subassembly:
the excrement scooping spoon on the excrement scooping assembly is in an umbrella-shaped structure which is enclosed by at least two mutually spaced flaps and is sent into the rectum through the spoon rod, and the spoon cap in the umbrella-shaped structure can be radially contracted by the extrusion of anus muscles when entering the anus, so that the spoon cap is convenient to enter the rectum; when outwards taking out from the rectum, excrement is accumulated in the umbrella-shaped containing cavity of the spoon cap, then the excrement is taken out from the rectum, the excrement taking or sampling action is completed, and when the excrement accumulated in the umbrella-shaped containing cavity of the spoon cap is taken out outwards along with the spoon rod, the spoon cap has a certain lubricating function on the anus wall and the spoon cap, so that the spoon cap can be conveniently taken out, and the injury to the anus is avoided.
The utility model discloses a draw just subassembly can connect in the side of leading just pipe, use with leading just pipe cooperation, the diameter of spoon cap is less than the diameter of side pipe bag, need draw just or when excrement and urine sample, snatch the spoon pole in the side pipe bag and can draw just or the sample in order to send the spoon cap into the rectum from leading just tub inner chamber and anus, it need not to contact the anus wall to draw just the subassembly this moment, the injury to the anus lateral wall has been reduced, the change just pipe has also been avoided simultaneously, patient's pain has been reduced, medical personnel's work load has been alleviateed, and can avoid drawing just the in-process and take place to leak.
The utility model discloses a draw just subassembly still can pour into corresponding medicine into to the rectum through the cavity chamber part of spoon pole and spoon cap, and then reach mesh such as diminishing inflammation, soft excrement and urine, enema.
Drawings
In order that the present invention may be more readily and clearly understood, reference is now made to the following detailed description of the invention taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic view of the whole structure of the excrement picking assembly of the present invention;
fig. 2 is a schematic view of the structure of the spoon rod and the spoon cap of the excrement scooping assembly of the present invention
FIG. 3 is an exploded view of the spoon shaft and the spoon cap of the defecation assembly of the present invention;
fig. 4 is a schematic structural view of the scoop cap of the defecation assembly of the present invention;
fig. 5 is a schematic structural view of the connection between the pipe joint and the connecting piece of the excrement collecting assembly of the present invention.
The reference numbers in the figures denote:
1-spoon rod; 11-elastic buckle; 2-spoon cap; 21-petals; 22-a connecting part; 220-straight section, 221-arc section; 23-a spacer region; 24-a rod sleeve; 25-a through hole; 40-side tube bag; 41-a first pipe joint; 42-a second pipe joint; 43-connecting piece.
Detailed Description
Referring to fig. 1-5, a fecal sampling assembly includes a fecal sampling spoon and a side tube bag 40 having the fecal sampling spoon disposed therein; draw just spoon including spoon pole 1 and spoon cap 2, spoon cap 2 is connected the upper end of spoon pole 1, spoon cap 2 is enclosed to close along circumference by three lamella 21 and is umbrella-shaped structure, see figure 4, and two adjacent lamella 21 intervals set up, the root of lamella 21 is in the axle department fixed connection of spoon cap 2, adjacent two keeping away from of lamella 21 the one end of spoon cap 2 axle is passed through connecting portion 22 and is connected, the border of lamella 21 with connecting portion connect and form circularly. The excrement drawing component of the utility model is in an umbrella structure enclosed by at least two flaps at intervals and is sent into the rectum through the spoon rod, and the spoon cap of the umbrella structure can be contracted along the radial direction under the extrusion of the anus muscle when entering the anus, thereby facilitating the entering of the rectum; when outwards taking out from the rectum, excrement is accumulated in the umbrella-shaped containing cavity of the spoon cap, then the excrement is taken out from the rectum, the excrement taking or sampling action is completed, and when the excrement accumulated in the umbrella-shaped containing cavity of the spoon cap is taken out outwards along with the spoon rod, the spoon cap has a certain lubricating function on the anus wall and the spoon cap, so that the spoon cap can be conveniently taken out, and the injury to the anus is avoided. The utility model discloses a draw just spoon can adapt to and lead the stool pot to use, can place it on the inner wall of leading the stool pot, or set up a branch pipe on leading the stool pot, this draw just the subassembly arrange in the branch pipe in, the diameter of spoon cap is less than the diameter of leading stool pot or branch pipe, when needing to draw just or excrement and urine sample, because it is flexible thin pipe to lead stool pot or branch pipe, snatch the spoon pole in leading stool pot or the branch pipe this moment and send into the rectum with the spoon cap from the anus can, because it need strut the anus so that excrement and urine flows at the anus to lead the stool pot, draw just the subassembly this moment and need not to contact the anus wall and can get into in the rectum.
Referring to fig. 5, the right lower end of the side tube bag 40 of the present embodiment is closed, and the left upper end thereof is connected with a tube connector, the tube connector comprises a first tube connector 41 connected with the side tube bag 40 in a sealing manner, and a second tube connector 42 connected with the side wall of the excrement guide tube in a sealing manner, and the first tube connector 41 and the second tube connector 42 are detachably connected in a sealing manner. The first pipe joint 41 and the second pipe joint 42 are in threaded sealing connection or clamping type sealing connection; the second adapter 42 is adapted to be connected to a side wall of a toilet; the pipe joint is of a hollow structure and is communicated with the inner cavity of the side pipe bag 40, and the side pipe bag 40 is a flexible side pipe bag. The utility model discloses a collateral branch pipe assembly is connected with the side of leading just pipe, can place the spoon of drawing things convenient for in the collateral branch pipe bag, use the pipe of leading just to the patient and lead just in-process, if need with the help of drawing things convenient for the spoon defecation to arrange or need draw when just the spoon takes a sample, then directly from the outside through handheld flexible collateral branch pipe bag and draw just the spoon, go deep into in the pipe of leading just, and extend to anus and rectum along the internal channel of leading just pipe, and then outwards draw out the excrement and urine of rectum position indulge out or sample here, draw just handheld flexible collateral branch pipe and will draw just the spoon and take out from the rectum and place the side completely in and take out to arrange the spoon of just in the side in and take out, it need not to change the pipe to draw just the process, and then avoided changing the pain that the pipe caused the patient and infect the risk, medical personnel's nursing work load has been reduced. The excrement taking and sampling processes are all carried out in the excrement guide pipe, so that the excrement leakage generated in the excrement changing and excrement taking processes is avoided, and the sanitary quality of nursing work is improved.
Referring to fig. 2-4, in order to facilitate the good radial contractibility of the scoop cap 2 when passing through the anus, the connection portion 22 is a flexible connection portion; two ends of the connecting portion 22 are respectively connected to opposite side surfaces of two adjacent flaps 21.
Referring to fig. 3, in order to further improve the radial retraction performance of the scoop cap when entering the anus, the two ends of the connecting portion 22 are flat sections 220, an arc section 221 is arranged between the two flat sections 220, and the arc section 221 and the two flat sections 220 together form the connecting portion 22. When the spoon cap is squeezed by anus muscles when entering the anus, the arc-shaped section is easier to increase the bending amount along the arc-shaped bending direction due to stress, so that the spoon cap can be more conveniently radially contracted.
The curved direction of the arc-shaped section 221 of the embodiment is parallel to the axis of the spoon cap and is curved towards one side of the spoon shaft 1. The arc-shaped section 221 is bent towards one side of the spoon rod (namely, the direction from top to bottom in fig. 1), so that the radial contraction of the spoon cap is facilitated.
In order to further improve and ensure that the compressed spoon cap is contracted on the connecting part, the cross-sectional area of the arc-shaped section 221 is smaller than that of the straight section 220, so that when external radial compression is received, the arc-shaped section is firstly bent toward the arc direction, the bending amount of the arc-shaped section 221 and the radial contraction amount of the spoon cap are further ensured, and the injury to the anus is reduced.
This embodiment the flap 21 is provided with threely, three the flap 21 is followed the even interval arrangement of circumferencial direction of spoon cap 2, adjacent two interval 23 between the flap is fan-shaped. Set up three lamella, can simplify the overall structure of spoon cap when guaranteeing the sample volume, and set the compartment into fan-shaped to make the interval width of compartment along with keeping away from the axis of spoon cap increases gradually, this kind of mode of setting can guarantee when deepening the anus with the spoon cap and rectum, if receive the extrusion, then the lamella part can be along radially contracting, and the compartment then provides the space of shrink for the shrink of lamella.
The spoon rod 1 of this embodiment is a hollow rod, the axis of the spoon cap 2 is provided with a rod sleeve 24 which is suitable for being connected with the spoon rod 1 in an inserting manner. In order to improve the inserting connection strength of the spoon cap and the spoon rod, the connection part of the spoon cap and the spoon rod can be fixed in a gluing or riveting mode. In the embodiment, the elastic buckle 11 embedded into the inner cavity of the spoon rod is preferably arranged at the position, close to the end part, of the spoon rod, a groove is arranged at the position, corresponding to the rod sleeve, of the spoon cap 2, after the rod sleeve is inserted into the spoon rod, the elastic buckle 11 is just embedded into the groove, and therefore the spoon cap is limited to fall off along the axial direction.
For this embodiment the rod cover 24 is also hollow structure, the root fixed connection of flap 21 is in on the side of rod cover 24, keeping away from of rod cover 24 be provided with through-hole 25 on the side or the terminal surface of the one end of spoon pole, through-hole 25 with rod cover 24 and the cavity intercommunication of spoon pole 1. By the arrangement, medicines can be injected into the rectum of the patient through the hollow cavities of the spoon rod and the sleeve rod so as to soften deposited excrement around the excrement guide tube or treat inflammation in the rectum, and meanwhile, the enema treatment effect on the patient can be realized.
The spoon cap of this embodiment is by integrative injection moulding of silica gel, the spoon pole can select to make by materials such as stainless steel or medical silica gel.
In the embodiment, the structure inside the side tube is convenient to view so as to facilitate the drawing operation, the side tube bag 40 is made of a transparent side tube bag, and the side tube bag 40 is preferably made of a flexible plastic film or flexible silica gel so as to facilitate the drawing operation of the side tube bag from the outside before ensuring no leakage.
Referring to fig. 1-2, the side tube bag 40 of the present embodiment is a cylindrical structure, and an end (the lower right end in fig. 1) of the side tube bag 40 away from the tube joint is pressed into a flat shape and then is heat-sealed, and in other embodiments, an adhesive seal may be used. The specific sealing form is not limited as long as the end sealing effect can be achieved.
In order to prevent the excrement in the excrement guide tube from automatically entering the tube connector and the side tube replacement, a self-sealing slit is arranged in the inner cavity of the second tube connector 42 or in the middle of the connecting position of the second tube connector 42 and the excrement guide tube, the self-sealing slit is suitable for the excrement scoop in the side tube bag to penetrate through the self-sealing slit and then deeply enter the inner cavity of the excrement guide tube, and the slit is suitable for self-sealing after the excrement scoop is pulled out of the self-sealing slit. Self sealss crack preferred sets up on the silica gel material, if the body material of leading just pipe is the silica gel material, then sets up a crack in its position of being connected with the second coupling, and the crack relies on the self flexibility of silica gel to realize sealedly under the normal conditions, when needs are drawn out just or are sampled, draws the head of just spoon and struts the crack so that get into in the inner chamber of leading just pipe, draws just the spoon to withdraw from after just finishing, and the crack resumes sealedly by oneself. A radially-opened silicone membrane can also be arranged in the inner cavity of the second pipe joint, the periphery of the silicone membrane is in sealing connection with the wall of the inner cavity of the second pipe joint, and a self-sealing crack which is suitable for the head of the excrement spoon to penetrate is arranged in the middle of the silicone membrane.
Referring to fig. 2, in order to facilitate connection with the excrement guide pipe, a connecting piece 43 is arranged at one end of the second pipe joint 42, which is far away from the first pipe joint 41, the connecting piece 43 is fixedly and hermetically connected with the second pipe joint 42, a through hole with a shape adapted to allow the excrement scoop to pass through is arranged at a position, which is right opposite to a hollow cavity of the connecting piece 43 and the second pipe joint 42, a cross section of the connecting piece 43 has an arc-shaped structure, and an arc degree of the connecting piece 43 is adapted to an arc degree of an outer wall of the excrement guide pipe, so that the second pipe joint is connected with an outer wall of the excrement guide pipe through the connecting piece.
In order to facilitate the easy passage of the scoop through the bowel guiding tube into the rectum during the bowel drawing operation, the connecting piece 43 is connected to the second pipe connector 42 at an acute angle, preferably 30-40 degrees, so that the scoop can be inserted from the side pocket into the bowel guiding tube and the rectum. Of course, the connection position of the second pipe joint and the excrement guide pipe is arranged close to the upper part, so that the length of the shaft of the excrement spoon can be ensured to be deep into the rectum.
The above-mentioned embodiments are only for explaining the technical solution of the present invention in detail, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art should understand that all the modifications and substitutions based on the above-mentioned principle and spirit should be within the protection scope of the present invention.

Claims (10)

1. An excrement drawing assembly, which is characterized in that: comprises a defecation scoop and a side tube bag for placing the defecation scoop in; the excrement scooping spoon comprises a spoon rod and a spoon cap, the spoon cap is connected to one end of the spoon rod, the spoon cap is of an umbrella-shaped structure formed by more than two petals in a surrounding mode along the circumferential direction, two adjacent petals are arranged at intervals, the roots of the petals are fixedly connected to the central axis of the spoon cap, one ends, far away from the central axis of the spoon cap, of the two adjacent petals are connected through a connecting portion, and the edges of the petals are connected with the connecting portion to form a circle; one end of the side tube bag is closed, and the other end of the side tube bag is connected with a pipe joint which is suitable for being connected to the side wall of the excrement guide tube; the pipe joint is of a hollow structure and is communicated with the inner cavity of the side pipe bag, and the side pipe bag is a flexible side pipe bag.
2. The fecal assembly according to claim 1, characterized in that: the connecting part is a flexible connecting part; the two ends of the connecting part are respectively connected to the opposite side faces of the two adjacent petals.
3. The fecal assembly according to claim 1, characterized in that: the two ends of the connecting part are straight sections, an arc section is arranged between the straight sections, and the arc section and the straight sections jointly form the connecting part.
4. A pick assembly as claimed in claim 3, wherein: the cross-sectional area of the arc-shaped section is smaller than that of the straight section.
5. The fecal assembly according to claim 4, characterized in that: the spoon rod is a hollow rod, and a rod sleeve suitable for being connected with the spoon rod in an inserting mode is arranged on the central axis of the spoon cap.
6. The fecal assembly according to claim 5, characterized in that: the spoon is characterized in that the rod sleeve is of a hollow structure, the root parts of the petals are fixedly connected to the side surface of the rod sleeve, a through hole is formed in the side surface or the end surface of one end, far away from the spoon rod, of the rod sleeve, and the through hole is communicated with the rod sleeve and the hollow cavity of the spoon rod.
7. A pick assembly as claimed in any one of claims 1 to 6, wherein: the side tube bag is a transparent side tube bag.
8. The fecal assembly according to claim 7, characterized in that: the pipe joint comprises a first pipe joint connected with the side pipe bag in a sealing mode and a second pipe joint connected with the side wall of the excrement guide pipe in a sealing mode, and the first pipe joint and the second pipe joint are connected in a detachable sealing mode.
9. The fecal assembly according to claim 8, characterized in that: a self-sealing slit is arranged in the inner cavity of the second pipe joint or in the middle of the connecting position of the second pipe joint and the excrement guide pipe, the self-sealing slit is suitable for the excrement scooping spoon in the side pipe bag to penetrate through the self-sealing slit and then penetrate into the inner cavity of the excrement guide pipe, and the slit is suitable for self-sealing after the excrement scooping spoon is pulled out of the self-sealing slit.
10. The fecal assembly according to claim 8, characterized in that: the excrement guide pipe is characterized in that a connecting sheet is arranged at one end, far away from the first pipe joint, of the second pipe joint, the connecting sheet is fixedly and hermetically connected with the second pipe joint, a through hole with a shape matched with the hollow cavity of the second pipe joint is formed in the position, right opposite to the hollow cavity, of the connecting sheet, the cross section of the connecting sheet is of an arc-shaped structure, and the radian of the connecting sheet is matched with that of the outer wall of the excrement guide pipe.
CN202020897890.1U 2020-05-25 2020-05-25 Draw subassembly of just Active CN212346653U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020897890.1U CN212346653U (en) 2020-05-25 2020-05-25 Draw subassembly of just

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020897890.1U CN212346653U (en) 2020-05-25 2020-05-25 Draw subassembly of just

Publications (1)

Publication Number Publication Date
CN212346653U true CN212346653U (en) 2021-01-15

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ID=74154513

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020897890.1U Active CN212346653U (en) 2020-05-25 2020-05-25 Draw subassembly of just

Country Status (1)

Country Link
CN (1) CN212346653U (en)

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