CN222265497U - Multifunctional adjustable lower limb traction frame - Google Patents

Multifunctional adjustable lower limb traction frame Download PDF

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Publication number
CN222265497U
CN222265497U CN202420728563.1U CN202420728563U CN222265497U CN 222265497 U CN222265497 U CN 222265497U CN 202420728563 U CN202420728563 U CN 202420728563U CN 222265497 U CN222265497 U CN 222265497U
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China
Prior art keywords
rod
telescopic
lower limb
telescopic rods
rods
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CN202420728563.1U
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Chinese (zh)
Inventor
肖馨爽
汤曼力
肖欢
谭杰
张严丽
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Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
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Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
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Priority to CN202420728563.1U priority Critical patent/CN222265497U/en
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Abstract

本实用新型提供了一种多功能可调节下肢牵引架,包括下肢支撑架以及底座组件;下肢支撑架包括两个间隔设置的组合杆,组合杆设置有相互铰接的第一伸缩杆以及第二伸缩杆,以通过两个所述组合杆形成用于支撑患者下肢的支撑架;底座组件包括两个第三伸缩杆,两个第三伸缩杆与两个第二伸缩杆相铰接,且通过四个第四伸缩杆与两个第一伸缩杆进行固定,以保持下肢支撑架与底座组件之间的稳定性;通过第一伸缩杆、第二伸缩杆、第三伸缩杆以及第四伸缩杆的设置,实现下肢牵引架的高度、长度以及支撑角度的调节,以适配不同体形的患者调节使用;同时,四个第四伸缩杆可拆卸连接,不使用时可进行拆卸,提高了装置整体的可折叠收纳性,便于收纳与存放。

The utility model provides a multifunctional adjustable lower limb traction frame, comprising a lower limb support frame and a base assembly; the lower limb support frame comprises two combination rods arranged at intervals, the combination rods are provided with a first telescopic rod and a second telescopic rod hinged to each other, so that a support frame for supporting the patient's lower limbs is formed through the two combination rods; the base assembly comprises two third telescopic rods, the two third telescopic rods are hinged to the two second telescopic rods, and are fixed to the two first telescopic rods through four fourth telescopic rods to maintain the stability between the lower limb support frame and the base assembly; through the arrangement of the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod, the height, length and support angle of the lower limb traction frame can be adjusted to adapt to patients of different body shapes for use; at the same time, the four fourth telescopic rods are detachably connected and can be disassembled when not in use, thereby improving the foldability and storage property of the entire device, and facilitating storage and storage.

Description

Multifunctional adjustable lower limb traction frame
Technical Field
The utility model belongs to the technical field of medical appliances, and particularly relates to a multifunctional adjustable lower limb traction frame.
Background
Various medical traction frames are used for carrying out traction on relevant parts of a patient, and the medical traction frames can be divided into a Brownian frame, an upper limb traction frame, a lower limb traction frame, a cervical vertebra traction frame, a bedside traction frame, a lumbar vertebra traction frame, and the Brownian frame is a medical auxiliary device commonly used in orthopaedics and is mainly used for traction. The traction frame pulley is used for bone traction or skin traction, so that the aims of reducing fracture, dislocation, maintaining the position after reduction or correcting joint deformity and relieving muscle spasm and pain are fulfilled, and the traction frame pulley is simple in structure and suitable for lower limb traction, ankle bone traction and femur traction.
Among the prior art, brown traction frame is fixed support body structure, can't satisfy different height build patient's low limbs length, and raise the angle adjustment to the material is harder easily to take place to press adverse event such as sore, and is inconvenient for accomodating the storage of traction frame, and required space is great and the function is single.
Therefore, how to provide a multifunctional adjustable lower limb traction frame capable of improving the fit degree between the traction frame and patients with different body shapes, and facilitating storage and storage is a technical problem to be solved by those skilled in the art.
Disclosure of utility model
The utility model aims to provide a multifunctional adjustable lower limb traction frame so as to at least solve one technical problem.
The multifunctional adjustable lower limb traction frame comprises a lower limb support frame, wherein the lower limb support frame comprises two combined rods which are arranged at intervals, each combined rod comprises a first telescopic rod and a second telescopic rod, one end of each first telescopic rod and one end of each second telescopic rod in the combined rod are hinged with one end of each first rotating rod respectively, one end of each first telescopic rod and one end of each second telescopic rod in the combined rod are hinged with the other end of each first rotating rod respectively, the other ends of the two first telescopic rods are hinged with the two ends of a first pulley frame respectively, the middle parts of the two first telescopic rods are connected with the two ends of the second pulley frame respectively, a base component comprises two third telescopic rods, one end of each third telescopic rod and the other ends of the two second telescopic rods are hinged with the two ends of the second rotating rods respectively, the two first telescopic rods and the two telescopic rods are connected with the two ends of the two telescopic rods respectively, and the two telescopic rods are arranged in parallel with the first telescopic rods and the four telescopic rods.
Optionally, the first telescopic rod comprises a first inner rod and a first outer rod, one end of the first inner rod is inserted into one end of the first outer rod and is connected with the inner wall of the first outer rod in a sliding manner, the other end of the first inner rod is hinged with the first pulley frame, one end of the first outer rod is fixedly connected with the second pulley frame, and the other end of the first outer rod is hinged with the first rotating rod.
Optionally, the second telescopic rod comprises a second inner rod and a second outer rod, one end of the second inner rod is inserted into one end of the second outer rod and is connected with the inner wall of the second outer rod in a sliding manner, the other end of the second inner rod is hinged with the second rotating rod, and the other end of the second outer rod is hinged with the first rotating rod.
Optionally, the third telescopic rod comprises a third inner rod and a third outer rod, one end of the third inner rod is inserted into one end of the third outer rod and is connected with the inner wall of the third outer rod in a sliding manner, and the other end of the third outer rod is hinged with the second rotating rod.
Optionally, the other ends of the two third inner rods are in a U-shaped structure, the tail ends of the two U-shaped structures are provided with screwing bolts, the end parts of the two screwing bolts are detachably connected with a fixing plate, and the fixing plate is arranged in parallel with the plane where the two third telescopic rods are located.
Optionally, the first telescopic rod is detachably connected with a foot top plate, and the foot top plate is perpendicular to the first telescopic rod.
Optionally, two ends of the four fourth telescopic rods are detachably connected with the two first telescopic rods and the two third telescopic rods through tee sleeves.
Optionally, the multifunctional adjustable lower limb traction frame further comprises a fan-shaped angle ruler, wherein the fan-shaped angle ruler is arranged at the hinged connection position of the second telescopic rod and the third telescopic rod, the fan-shaped angle ruler comprises a graduated scale and a shell, one side of the graduated scale is fixedly connected with the second telescopic rod, the other side of the graduated scale is inserted into the shell and is in sliding connection with the interior of the shell, the other side of the shell is fixedly connected with the third telescopic rod, and the graduated scale and the shell are of mutually matched fan-shaped structures.
Optionally, a protection cushion is sleeved and fixed on the outer sides of the first outer rod and the second outer rod.
Optionally, the protection cushion is made of TEP cold gel materials.
The beneficial effects are that:
The utility model provides a multifunctional adjustable lower limb traction frame, which comprises a lower limb support frame and a base assembly; the lower limb support frame comprises two combined rods which are arranged at intervals, the combined rods comprise first telescopic rods and second telescopic rods which are mutually hinged, the thigh part support angle of the lower limb support frame and the lower leg support frame are stably supported through the two-section design of the first telescopic rods and the second telescopic rods, the lower limb support frame for supporting lower limbs of a patient is further formed through the assembly of the two combined rods, the base assembly comprises two third telescopic rods, the third telescopic rods are hinged with the second telescopic rods, meanwhile, the four fourth telescopic rods are fixed with the two first telescopic rods, on one hand, the adjustment of the thigh part support angle is realized through the hinging between the four fourth telescopic rods and the telescopic fit of the fourth telescopic rods, on the other hand, the support stability between the lower limb support frame and the base assembly is kept, the adjustment of the height, the length and the support angle of the lower limb traction frame is realized through the arrangement of the first telescopic rods, the fitting degree between the traction frame and different patients is improved from the whole, the four telescopic rods are convenient to adjust the patients with different body shapes, meanwhile, the four telescopic rods can be detachably connected with the whole telescopic rods, the lower limb support frame can be conveniently detached, and the whole storage device can be conveniently folded, the whole storage device can be conveniently and can be conveniently detached, and can be conveniently folded.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
In order to more clearly illustrate the embodiments of the present description or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a multifunctional adjustable lower limb traction frame provided by an embodiment of the application;
Fig. 2 is a schematic diagram of the overall structure of the multifunctional adjustable lower limb traction frame according to the embodiment of the application;
fig. 3 is a schematic diagram of the overall structure of the multifunctional adjustable lower limb traction frame according to the embodiment of the application, and reference numerals are as follows:
1-a lower limb support frame;
11-a first telescopic rod;
111-a first inner rod;
112-a first outer rod;
12-a second telescopic rod;
121-a second inner rod;
122-a second outer rod;
13-a first rotating rod;
14-a second rotating rod;
15-a foot top plate;
2-a base assembly;
21-a third telescopic rod;
211-a third inner rod;
212-a third outer rod;
22, screwing the bolt;
23-a fixed plate;
3-a first pulley frame;
4-a second pulley frame;
5-fourth telescopic rod;
6-a fan-shaped angle ruler;
61-a scale;
62-a housing;
7-protecting soft pad;
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a multifunctional adjustable lower limb traction frame, which includes a lower limb support frame 1, wherein the lower limb support frame 1 includes two combined rods arranged at intervals, the combined rods include a first telescopic rod 11 and a second telescopic rod 12, one end of the first telescopic rod 11 and one end of the second telescopic rod 12 in one combined rod are respectively hinged with one end of a first rotating rod 13, and one end of the first telescopic rod 11 and one end of the second telescopic rod 12 in the other combined rod are respectively hinged with the other end of the first rotating rod 13; the base assembly 2 comprises two third telescopic rods 21, one ends of the two third telescopic rods 21 and the other ends of the two second telescopic rods 12 are hinged with two ends of a second rotating rod 14 respectively, the two first telescopic rods 11 and the two third telescopic rods 21 are fixedly connected through four fourth telescopic rods 5, the first telescopic rods 11 are arranged in parallel with the third telescopic rods 21, and the fourth telescopic rods 5 are arranged perpendicular to the first telescopic rods 11.
Specifically, the multifunctional adjustable lower limb traction frame provided by the utility model has the advantages that the lower limb support frame 1 comprises two combined rods which are arranged at intervals, each combined rod comprises a first telescopic rod 11 and a second telescopic rod 12 which are mutually hinged, so that the thigh and the lower limb of a patient are stably supported through the two-section design of the first telescopic rod 11 and the second telescopic rod 12, and the two combined rods are assembled to form the support frame for supporting the lower limb of the patient; the base component 2 comprises two third telescopic rods 21, the third telescopic rods 21 are hinged with the second telescopic rods 12, and are fixed with the two first telescopic rods 11 through four fourth telescopic rods 5, on one hand, the adjustment of the supporting angle of the thigh part is realized through the coordination of the hinging of the second telescopic rods 12 and the telescopic action of the fourth telescopic rods 5, and on the other hand, the supporting stability between the lower limb supporting frame 1 and the base component 2 is maintained; through the arrangement of the first telescopic rod 11, the second telescopic rod 12, the third telescopic rod 21 and the fourth telescopic rod 5, the height, the length and the supporting angle of the lower limb traction frame are adjusted, the adaptation degree between the traction frame and patients with different body shapes is improved on the whole, the adjustment and the use of the patients with different body shapes are facilitated, meanwhile, the four fourth telescopic rods 5 are detachably connected, can be detached when not used, and then are folded through the hinge joint between the third telescopic rod 21 and the second telescopic rod 12, the whole folding storage performance of the device is improved, the storage and the storage are facilitated, the functions of flexibly adjusting and disassembling all parts of the whole device, simultaneously, raising and preventing the drop foot are realized, and the like are realized, and the first telescopic rod 11, the second telescopic rod 12, the lower limb traction frame are used as an realizable mode, scale marks are engraved on the third telescopic rod 21 and the fourth telescopic rod 5, so that medical staff can accurately adjust according to the limb size of a patient measured in advance, and the traction accuracy and effectiveness are guaranteed.
In some possible embodiments, the first telescopic rod 11 comprises a first inner rod 111 and a first outer rod 112, wherein one end of the first inner rod 111 is inserted into one end of the first outer rod 112 and is slidably connected along the inner wall of the first outer rod 112, the other end of the first inner rod 111 is hinged with the first pulley frame 3, one end of the first outer rod 112 is fixedly connected with the second pulley frame 4, and the other end of the first outer rod 112 is hinged with the first rotating rod 13.
Specifically, referring to fig. 2, the first telescopic rod 11 includes a first inner rod 111 and a first outer rod 112 that are slidably connected, where the first pulley frame 3 is hinged to the first inner rod 111, the second pulley frame 4 is fixed to the first outer rod 112, when the first telescopic rod 11 is telescopically adjusted, the first pulley frame 3 follows the first inner rod 111 to keep in place to adjust the rotation angle, the second pulley frame 4 follows the first outer rod 112 to slide, and the two are adjusted to fit the limb sizes of patients with different shapes.
In some possible embodiments, the second telescopic rod 12 includes a second inner rod 121 and a second outer rod 122, one end of the second inner rod 121 is inserted into one end of the second outer rod 122 and slidably connected along an inner wall of the second outer rod 122, the other end of the second inner rod 121 is hinged with the second rotating rod 14, and the other end of the second outer rod 122 is hinged with the first rotating rod 13.
In some possible embodiments, the third telescopic rod 21 includes a third inner rod 211 and a third outer rod 212, one end of the third inner rod 211 is inserted into one end of the third outer rod 212 and slidably connected along an inner wall of the third outer rod 212, and the other end of the third outer rod 212 is hinged with the second rotating rod 14.
In some possible embodiments, the other ends of the two third inner rods 211 are in U-shaped structures, the tail ends of the two U-shaped structures are provided with tightening bolts 22, the end parts of the two tightening bolts 22 are detachably connected with a fixing plate 23, and the fixing plate 23 is arranged in parallel with the plane where the two third telescopic rods 21 are located.
Specifically, through the setting of U-shaped structure for two adjustable fixation clamps that screw bolt 22 and fixed plate combined formation can be used to fix low limbs traction frame and sheet unit, avoid leading to the traction frame to shift because of factors such as traction weight, patient activity, and then lead to invalid traction.
In some possible embodiments, the foot top plate 15 is detachably connected to the first telescopic rod 11, and the foot top plate 15 is perpendicular to the first telescopic rod 11.
Specifically, through the arrangement of the foot top plate 15, the sole of a patient can be abutted against the foot top plate 15 to prevent drop foot of a patient with nerve injury when in use, and as a realizable mode, the foot top plate 15 can be connected or hinged on the first telescopic rod 11 in a sliding way, so that the foot top plate 15 is convenient for adaptively adjusting according to the limb sizes of patients with different body shapes.
In some possible embodiments, both ends of the four fourth telescopic rods 5 are detachably connected to the two first telescopic rods 11 and the two third telescopic rods 21 through three-way bushings.
Specifically, the four fourth telescopic rods 5 are detachably connected with the two first telescopic rods 11 and the two third telescopic rods 21, when the device is not used, the four fourth telescopic rods 5 can be detached, the angle between the second telescopic rods 12 and the third telescopic rods 21 is adjusted to be minimum, the whole device is folded to the maximum extent, the space occupation rate is reduced, and the device is convenient to store and store.
In some possible embodiments, the multifunctional adjustable lower limb traction frame further comprises a fan-shaped angle ruler 6, wherein the fan-shaped angle ruler 6 is arranged at the hinged connection position of the second telescopic rod 12 and the third telescopic rod 21, the fan-shaped angle ruler 6 comprises a graduated scale 61 and a shell 62, one side of the graduated scale 61 is fixedly connected with the second telescopic rod 12, the other side of the graduated scale 61 is inserted into the shell 62 for sliding connection, the other side of the shell 62 is fixedly connected with the third telescopic rod 21, and the graduated scale 61 and the shell 62 are in a mutually matched fan-shaped structure.
Referring to fig. 1-3, through the arrangement of the fan-shaped angle ruler 6, a medical staff or a patient can observe the adjustment condition intuitively when adjusting the whole height of the device, and the accurate and effective traction is ensured, as an achievable mode, the angle scale 61 is carved with an angle scale which starts with the angle of the shell 62, when in an initial state, the angle of the exposed end of the scale 61, which is the minimum angle which can be used by the whole device, is real, and when the scale 61 and the shell 62 slide relatively, other angle scales are gradually exposed according to the sliding degree according to the exposed end of the scale 61, wherein the scale 61 and the shell 62 can be detached, so that the device can be disassembled and folded conveniently, the optimal folding effect is achieved, and the occupied space of the device is reduced.
In some possible embodiments, the outer sides of the first outer rod 112 and the second outer rod 122 are sleeved and fixed with the protective cushion 7.
Specifically, the protection cushion 7 is arranged to effectively prevent pressure sores caused by long-time traction and compression, wherein referring to fig. 1, the positions of the first outer rod 112 and the second outer rod 122 are kept relatively stable when the telescopic rods are telescopic, so that the protection cushion 7 is sleeved on the outer sides of the first outer rod 112 and the second outer rod 122, the protection cushion 7 is prevented from being pulled or stretched when the telescopic rods are used for length adjustment, and as a realizable mode, two sides of the protection cushion 7 are arranged on the outer sides of the first outer rod 112 and the second outer rod 122 through a detachable connecting sleeve of a magic tape, so that replacement and cleaning are facilitated.
In some possible embodiments, the protective cushion 7 is made of TEP cold gel material.
Specifically, the protective cushion 7 can effectively prevent pressure sores caused by long-time traction and compression, and the protective cushion made of the TEP cold gel material can improve softness and use comfort of patients.
It should be noted that the foregoing embodiments are merely illustrative embodiments of the present utility model, and not restrictive, and the scope of the utility model is not limited to the specific embodiments, but it should be understood by those skilled in the art that any modification, variation or substitution of some technical features described in the foregoing embodiments may be made within the technical scope of the present utility model without departing from the spirit of the embodiments. Are intended to be encompassed within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (10)

1. A multifunctional adjustable lower limb traction frame, characterized in that the multifunctional adjustable lower limb traction frame comprises:
The lower limb support frame (1), the lower limb support frame (1) comprises two combined rods which are arranged at intervals, the combined rods comprise a first telescopic rod (11) and a second telescopic rod (12), one end of the first telescopic rod (11) and one end of the second telescopic rod (12) in one combined rod are respectively hinged with one end of a first rotating rod (13), one end of the first telescopic rod (11) and one end of the second telescopic rod (12) in the other combined rod are respectively hinged with the other end of the first rotating rod (13), the other ends of the two first telescopic rods (11) are respectively hinged with two ends of a first pulley frame (3), and the middle parts of the two first telescopic rods (11) are respectively connected with two ends of a second pulley frame (4);
The base assembly (2) comprises two third telescopic rods (21), one ends of the two third telescopic rods (21) and the other ends of the two second telescopic rods (12) are hinged to two ends of the second rotating rod (14) respectively, the two first telescopic rods (11) and the two third telescopic rods (21) are detachably connected through four fourth telescopic rods (5), the first telescopic rods (11) and the third telescopic rods (21) are arranged in parallel, and the fourth telescopic rods (5) and the first telescopic rods (11) are arranged vertically.
2. The multi-purpose adjustable lower limb traction frame according to claim 1, wherein:
The first telescopic rod (11) comprises a first inner rod (111) and a first outer rod (112), one end of the first inner rod (111) is inserted into one end of the first outer rod (112) and is in sliding connection with the inner wall of the first outer rod (112), the other end of the first inner rod (111) is hinged with the first pulley frame (3), one end of the first outer rod (112) is fixedly connected with the second pulley frame (4), and the other end of the first outer rod (112) is hinged with the first rotating rod (13).
3. The multi-purpose adjustable lower limb traction frame according to claim 2, wherein:
The second telescopic rod (12) comprises a second inner rod (121) and a second outer rod (122), one end of the second inner rod (121) is inserted into one end of the second outer rod (122) and is connected with the inner wall of the second outer rod (122) in a sliding mode, the other end of the second inner rod (121) is hinged to the second rotating rod (14), and the other end of the second outer rod (122) is hinged to the first rotating rod (13).
4. A multi-functional adjustable lower limb traction frame according to claim 3, wherein:
The third telescopic rod (21) comprises a third inner rod (211) and a third outer rod (212), one end of the third inner rod (211) is inserted into one end of the third outer rod (212) and is in sliding connection with the inner wall of the third outer rod (212), and the other end of the third outer rod (212) is hinged with the second rotating rod (14).
5. The multi-purpose adjustable lower limb traction frame of claim 4, wherein:
the other ends of the two third inner rods (211) are of U-shaped structures, the tail ends of the two U-shaped structures are provided with screwing bolts (22), the end parts of the two screwing bolts (22) are detachably connected with a fixing plate (23), and the fixing plate (23) is arranged in parallel with the plane where the two third telescopic rods (21) are located.
6. The multifunctional adjustable lower limb traction frame according to claim 1, wherein the first telescopic rod (11) is detachably connected with a foot top plate (15), and the foot top plate (15) is perpendicular to the first telescopic rod (11).
7. The multifunctional adjustable lower limb traction frame according to claim 6, wherein two ends of the four fourth telescopic rods (5) are detachably connected with the two first telescopic rods (11) and the two third telescopic rods (21) through tee sleeves.
8. The multi-purpose adjustable lower limb traction frame of claim 7, the multifunctional adjustable lower limb traction frame is characterized by further comprising:
The fan-shaped angle gauge (6) is arranged at the hinged connection position of the second telescopic rod (12) and the third telescopic rod (21), the fan-shaped angle gauge (6) comprises a graduated scale (61) and a shell (62), one side of the graduated scale (61) is fixedly connected with the second telescopic rod (12), the other side of the graduated scale (61) is inserted into the inner sliding connection of the shell (62), the other side of the shell (62) is fixedly connected with the third telescopic rod (21), and the graduated scale (61) and the shell (62) are of mutually-matched fan-shaped structures.
9. A multi-functional adjustable lower limb traction frame according to claim 3, wherein the outer sides of the first outer rod (112) and the second outer rod (122) are sleeved and fixed with a protective cushion (7).
10. The multifunctional adjustable lower limb traction frame according to claim 9, wherein the protective cushion (7) is made of a TEP cold gel material.
CN202420728563.1U 2024-04-10 2024-04-10 Multifunctional adjustable lower limb traction frame Active CN222265497U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420728563.1U CN222265497U (en) 2024-04-10 2024-04-10 Multifunctional adjustable lower limb traction frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420728563.1U CN222265497U (en) 2024-04-10 2024-04-10 Multifunctional adjustable lower limb traction frame

Publications (1)

Publication Number Publication Date
CN222265497U true CN222265497U (en) 2024-12-31

Family

ID=93959422

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420728563.1U Active CN222265497U (en) 2024-04-10 2024-04-10 Multifunctional adjustable lower limb traction frame

Country Status (1)

Country Link
CN (1) CN222265497U (en)

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