CN216823943U - Lifting inclined bed body with stable structure - Google Patents
Lifting inclined bed body with stable structure Download PDFInfo
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- CN216823943U CN216823943U CN202220466346.0U CN202220466346U CN216823943U CN 216823943 U CN216823943 U CN 216823943U CN 202220466346 U CN202220466346 U CN 202220466346U CN 216823943 U CN216823943 U CN 216823943U
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- 230000008093 supporting effect Effects 0.000 claims abstract description 85
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 10
- 230000006378 damage Effects 0.000 description 7
- 230000000474 nursing effect Effects 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 208000014674 injury Diseases 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
A lifting inclined bed body with a stable structure comprises a lower frame, an upper frame, a power device and supporting parts, wherein the upper frame and the lower frame are arranged in an up-down opposite mode, the supporting parts and the power device are provided with two groups and are respectively positioned at two ends of the bed body, the upper end of each supporting part is rotatably connected with the upper frame, the lower end of each supporting part is slidably connected with the lower frame, the upper ends of the supporting parts can be driven by the power device to rotate around the upper frame, the lower ends of the supporting parts slide along the lower frame, lifting action of the upper frame is completed, and meanwhile, the upper frame is inclined through different actions of the two groups of supporting parts and the power device; the upper frame is movably connected with the lower frame through a bolt, the lower end of the lower frame is movably connected with the upper support part, the lower end of the lower frame is movably connected with the lower support part, the upper end of the lower frame is movably connected with the lower support part, and the upper support part is movably connected with the lower frame.
Description
Technical Field
The utility model relates to the technical field of medical devices, in particular to a lifting inclined bed body with stable structure.
Background
In the technical field of medical health, especially in clinical medicine, the application of a bed body is indispensable, such as an operation bed, a nursing bed and the like.
For example, chinese patent CN201720833465.4 discloses a novel bed body lifting and inclining device, which is provided with lifting diagonal bracing members, the upper ends of which are rotatably connected with lifting swing arms, and the lower ends of which are rotatably connected with bottom wheel frames, in order to ensure that the bed bottom frame does not have relative displacement in the horizontal direction during the lifting and inclining process of the bed body, when the lifting diagonal bracing members are pushed out or pulled back along a straight line by a lifting motor main shaft to lift the bed bottom frame, the lifting diagonal bracing members make the bed bottom frame do lifting movement only in the vertical direction relative to the bottom wheel frames, and have no relative displacement in the horizontal direction, but during the use of the bed body, the patient needs to be pushed to move by the rollers to complete various examinations or treatments, simultaneously, because the lift swing arm that realizes the bed body slope and go up and down is with bottom wheel frame sliding connection, this just leads to moving or the lift slope in-process, and bed frame is very easy because jolt, barycenter skew or patient lead to the lift swing arm to take off the bottom wheel frame excessively, causes the secondary injury to patient, because sliding connection relation leads to the bed body very insecure when using.
SUMMERY OF THE UTILITY MODEL
Because the slope operation that goes up and down is carried out to patient to the promotion of solving above-mentioned current bed body when using, very easily leads to the bed body to damage because of jolting, focus skew or patient overweight, causes the problem of secondary injury to patient, the utility model provides a stable in structure's liftable slope bed body.
The utility model discloses technical scheme as follows:
the utility model provides a stable in structure's liftable slope bed body, includes underframe, upper ledge, supporting part and power device, the underframe level is arranged, and its bottom is equipped with the gyro wheel, and can drive the removal through the gyro wheel, and underframe top level is equipped with the frame, the supporting part upper end is rotated with the upper ledge and is connected, lower extreme and underframe sliding connection, power device is connected with the supporting part, and can drive the supporting part upper end through power device and rotate around the upper ledge, and the lower extreme slides along the underframe, accomplishes the lift action of upper ledge, and then accomplishes the lift work of the bed body, makes when treating or nursing, can select the height of the bed body as required, has increased the practicality of the bed body.
The lifting inclined bed body with stable structure is characterized in that the supporting parts and the power device are respectively provided with two groups and respectively arranged at two ends of the bed body, the upper frame comprises a rectangular frame structure, the upper part of the rectangular frame structure is used for bearing a patient, the middle part of the upper frame is provided with a fixed rod which is perpendicular to the length direction of the upper frame, so that the upper frame structure is more stable, the power device comprises a push rod motor, the push rod motor comprises a machine body and a telescopic rod which is telescopically connected with the machine body, the machine body is rotatably connected with the fixed rod, the outer end of the telescopic rod is rotatably connected with the supporting parts, the upper ends of the supporting parts can be pushed to rotate around the upper frame through the action of the push rod motor, the lower ends of the supporting parts slide along the lower frame, the lifting action of the upper frame is completed, meanwhile, the inclined work of the upper frame can be completed through different actions of the two groups of the supporting parts and the power device, so that the height of the bed body can be selected as required during treatment or nursing, the practicability of the bed body is increased.
Specifically, the supporting part includes frame construction, and its upper end is equipped with the dwang, and rotates through dwang and last frame both sides to be connected, and the dwang middle part is equipped with the actuating arm, actuating arm one end is connected with the dwang middle part, and the other end rotates with the telescopic link outer end to be connected, promotes the actuating arm through the telescopic movement of push rod motor drive telescopic link and removes, and then drives the dwang and rotate, accomplishes the sliding support work of supporting part.
Further, the lower end of the supporting portion is connected with the lower frame in an inner sliding mode, a first sliding groove is formed in the inner side of the lower frame of the connecting position, the lower end of the supporting portion is arranged in the first sliding groove in a rolling mode through a first roller, the lower end of the supporting portion slides along the lower frame in a smooth mode through the arrangement of the first roller, meanwhile, rolling friction effectively reduces friction loss, the service life of the bed body is prolonged, and the stability of the bed body is guaranteed.
It should be noted that, when the upper frame rises to the limit distance, the lower end of the supporting portion is inclined to point to the outside of the bed body, so that the supporting effect of the supporting portion on the upper frame is more obvious, and the connection between the upper frame and the lower frame can be more stable.
The lifting and tilting bed body with the stable structure further comprises a reinforcing support, wherein the reinforcing support comprises a first inclined support and a second inclined support, the first inclined support and the second inclined support are respectively located at two ends of the bed body, the upper end of the first inclined support is rotatably connected with the supporting portion, the lower end of the first inclined support is rotatably connected with the lower frame, when the push rod motor drives the supporting portion to move, the supporting portion enables the upper frame to do lifting movement only in the vertical direction relative to the lower frame, and no relative displacement exists in the horizontal direction, the upper end of the second inclined support is rotatably connected with the supporting portion, the lower end of the second inclined support is slidably connected with the lower frame, and the reinforcing support is arranged, so that the connection between the supporting portion and the lower frame is more stable and reliable, and further, when the upper frame performs lifting and tilting actions, the reinforcing supports at two ends can reinforce the connection between the supporting portion and the lower frame, and meanwhile, the connection between the upper frame and the lower frame can be more stable.
Further, first bracing and second bracing all include two, and are located the bed body both sides respectively, have further guaranteed the fastness that supporting part and underframe are connected, and when leading to the supporting part lower extreme to break away from the underframe because of the action of gravity or jolting simultaneously, strengthen to prop and can play good cushioning effect to the supporting part, prevent to strike ground because of the supporting part rigidity, lead to patient secondary injury, improved the result of use of device.
Further, the lower frame is equipped with the second spout with the hookup location of second bracing, in the second spout was located in the roll of second gyro wheel to the second bracing lower extreme, the setting of second gyro wheel, when making the second bracing lower extreme slide along the lower frame, the more smooth of action, rolling friction has effectively reduced the friction loss simultaneously, has increased the life of the bed body, has guaranteed bed body stability.
Preferably, the middle part of the second roller is provided with a tightening bolt along the rolling axis direction, the position of the second roller in the second chute can be fixed through the tightening bolt, the supporting effect of the second diagonal brace is increased, when the inclination or the lifting of the upper frame needs to be adjusted, the tightening bolt is loosened, and meanwhile, when the upper frame rises to a limit distance, the lower end of the reinforcing brace inclines to point to the middle part of the bed body, the use effect of the reinforcing brace is further ensured by matching the arrangement that the lower end of the supporting part inclines to point to the outer side of the bed body, so that the connection between the supporting part and the lower frame is more stable, the lifting and the tilting can be stably carried out, and the stability of the bed body is ensured.
According to the lifting inclined bed body with the stable structure, the lower frame comprises the rectangular frame structure, the line running pipe is arranged in the middle of the rectangular frame structure and perpendicular to the length direction of the lower frame, the line running port is formed in the middle of the connecting position of the inner side of the lower frame and the line running pipe, the line running port and the line running pipe are used for arranging a control line, on one hand, the bed body is more attractive, and meanwhile, unnecessary damage caused by unnecessary abrasion of the control line is effectively prevented.
The beneficial effects of the utility model reside in that: the utility model relates to a liftable inclined bed body with stable structure, the upper end of a supporting part is driven by a power device to rotate around an upper frame, the lower end slides along a lower frame, thereby realizing the lifting work of the bed body, and simultaneously, the inclined function of the bed body is realized by different actions of two groups of supporting parts and the power device, so that the height of the bed body can be selected as required when in treatment or nursing, thereby increasing the practicability of the bed body; the setting that strengthens propping is set up at both ends, makes the supporting part more firm with being connected of underframe, and bed body both sides all are equipped with simultaneously and strengthen propping, wherein second bracing lower extreme and underframe sliding connection, and can loosen and fix the second bracing lower extreme through tightening the bolt, when guaranteeing that the frame can be smooth and easy go up and down and the slope, strengthen propping and can play effectual supporting role to the supporting part, increased joint strength, guaranteed the stability that the frame goes up and down, slope.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
In the drawings:
FIG. 1 is a schematic structural diagram of a bed body in an embodiment;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic structural diagram of a push rod motor in the embodiment;
FIG. 5 is a schematic structural view of the supporting portion in the embodiment;
FIG. 6 is a schematic structural view of a second diagonal brace in the embodiment;
FIG. 7 is a schematic structural view of a lower frame in the embodiment;
the components represented by the reference numerals in the figures are:
1. the main frame comprises an upper frame body, 11, a connecting plate, 2, a supporting part, 21, a main frame, 22, a first roller, 23, a driving arm, 3, a push rod motor, 31, a machine body, 32, a connecting head, 33, a telescopic rod, 4, a lower frame body, 41, a first sliding groove, 42, a second sliding groove, 43, a wiring opening, 5, a reinforcing support, 51, a first inclined support, 52, a second inclined support, 521, a main board, 522 and a second roller.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.
Examples
The embodiment provides a stable in structure's liftable slope bed body, refer to fig. 1, fig. 2 and fig. 3, including last frame 1, underframe 4, supporting part 2 and power device, underframe 4 level is arranged, and its top level is equipped with frame 1, go up and be connected through supporting part 2 between frame 1 and the underframe 4, it is specific, the supporting part 2 upper end is rotated with last frame 1 and is connected, lower extreme and underframe 4 sliding connection, power device is connected with supporting part 2, and can drive supporting part 2 upper end around last frame 1 rotation through power device, and the lower extreme slides along underframe 4, accomplishes the lift action of frame 1, and then accomplishes the lifting work of the bed body, makes when handling or nursing, can select the height of the bed body as required, has increased the practicality of the bed body.
In this embodiment, the upper frame 1 includes a rectangular frame structure, wherein a fixing rod is disposed at a middle portion of the rectangular frame structure perpendicular to the length direction of the upper frame 1, so that the upper frame 1 is more stable in structure, two ends of the fixing rod are respectively connected with two sides of the upper frame 1, two sides of the upper frame 1 are respectively provided with two connecting plates 11, the connecting plates 11 at two sides are arranged oppositely, the two connecting plates 11 arranged oppositely are divided into two groups, the two groups of connecting plates 11 are respectively located on the upper frames 1 at two sides of the fixing rod, the upper ends of the two groups of connecting plates 11 are fixedly connected with the upper frame 1, the lower ends of the two groups of connecting plates are vertically oriented to the lower side of the upper frame 1, and the vertical projection of the lower ends of the connecting plates 11 on the upper frame 1 is located inside two sides of the upper frame 1.
In this embodiment, combine fig. 5, the supporting part 2 is equipped with two sets ofly, and it includes the body frame 21 of day font structure, the upper and lower both ends of body frame 21 are dwang and slide bar respectively, slide bar and connecting rod pass through the connecting rod of both sides and connect, the connecting rod middle part is equipped with the stiffener, the stiffener both ends are connected in the connecting rod of body frame 21 both sides respectively.
Furthermore, the two ends of the rotating rod are respectively connected with the lower ends of the two connecting plates 11 in the same group on the upper frame 1 in a rotating manner, and the two ends of the sliding rod are connected with the lower frame 4 in a sliding manner, it should be noted that when the upper frame 1 rises to the limit height, the lower end of the supporting part 2 inclines downwards to point to the outer side of the bed body, so that the supporting effect of the supporting part 2 on the upper frame 1 is more obvious, and further the connection between the upper frame 1 and the lower frame 4 can be more stable.
In this embodiment, referring to fig. 4, the power device includes two sets of push rod motors 3, each push rod motor 3 includes a body 31 and a telescopic rod 33, one end of the body 31 is telescopically connected to the telescopic rod 33, the other end of the body is provided with a connector 32, the push rod motor 3 is vertically and rotatably connected to the fixed rod through the connector 32, the middle of the rotating rod is provided with a driving arm 23, one end of the driving arm 23 is fixedly connected to the rotating rod, the other end of the driving arm 23 is vertically and rotatably connected to the outer end of the telescopic rod 33, the push rod motor 3 drives the telescopic rod 33 to move to push the driving arm 23 to move, so as to drive the rotating rod to rotate, so that the upper end of the supporting portion 2 rotates around the upper frame 1, and the lower end slides along the lower frame 4, thereby completing the lifting operation of the upper frame 1, and simultaneously, the tilting operation of the upper frame 1 can be completed through different actions of the two sets of the supporting portions 2 and the power device, so that when performing treatment or nursing, the height of the bed body can be selected according to the requirement, and the practicability of the bed body is improved.
In this embodiment, with reference to fig. 7, the lower frame 4 includes a rectangular frame structure, the inner sides of the two ends of the lower frame are both provided with first sliding grooves 41, the two ends of the sliding rod are provided with first rollers 22, the two sides of the lower end of the supporting portion 2 are rolled in the first sliding grooves 41 through the first rollers 22, and the arrangement of the first rollers 22 makes the lower end of the supporting portion 2 slide along the lower frame 4, so that the movement is smoother, the rolling friction effectively reduces the friction loss, prolongs the service life of the bed body, and ensures the stability of the bed body.
Furthermore, the middle of the lower frame 4 is provided with a wiring pipe perpendicular to the length direction of the lower frame 4, two ends of the wiring pipe are respectively connected with two sides of the lower frame 4, a wiring port 43 is arranged on the lower frame 4 inside the connecting position, and the wiring port 43 and the wiring pipe are used for arranging control lines, so that the bed body is more attractive on one hand, and meanwhile, unnecessary damage caused by unnecessary abrasion of the control lines is effectively prevented.
Further, the lower portion of the lower frame 4 is also provided with a roller, and the roller can move under the driving of the roller.
In this embodiment, with reference to fig. 6, the bed body further includes a reinforcing brace 5, the reinforcing brace 5 includes two first braces 51 and two second braces 52 respectively located at two ends of the bed body, wherein the two first braces 51 are located at two sides of the supporting portion 2 at one end of the bed body, an upper end of the first brace 51 is rotatably connected to an outer side of a middle portion of the supporting portion 2, a lower end of the first brace is rotatably connected to an inner side of the lower frame 4, and a connecting position of the first brace is located at an inner side of the first sliding groove 41, when the push rod motor 3 drives the supporting portion 2 to move, the supporting portion 2 enables the upper frame 1 to move up and down only in a vertical direction relative to the lower frame 4, and there is no relative displacement in a horizontal direction.
Further, the second bracing 52 is equipped with two, and is located the both sides of bed body other end supporting part 2 respectively, and it includes mainboard 521 and gyro wheel, mainboard 521 upper end is rotated with the supporting part 2 middle part outside of the bed body other end and is connected, the inboard at underframe 4 both sides is equipped with second spout 42, just the spout is located first spout 41 inboardly, in mainboard 521 lower extreme passes through the gyro wheel roll and locates first spout 41, the setting of second gyro wheel 522, when making second bracing 52 lower extreme slide along underframe 4, move more smoothly, and rolling friction has effectively reduced the friction loss simultaneously, has increased the life of the bed body, has guaranteed bed body stability.
Further, strengthen the setting of propping 5, make supporting part 2 more firm reliable with being connected of underframe 4, and then make upper ledge 1 when carrying out the lift slope action, the enhancement at both ends props 5 homoenergetic and can play the reinforcing action to supporting part 2 and underframe 4's being connected, simultaneously go up frame 1 and underframe 4's being connected can be more firm, two sides set up the mode of setting of strengthening and propping 5, the fastness of supporting part 2 with underframe 4 being connected has further been guaranteed, simultaneously because of the action of gravity or when jolting and leading to supporting part 2 lower extreme to break away from underframe 4, strengthen and prop 5 and can play good cushioning effect to supporting part 2, prevent to strike ground because of supporting part 2 rigidity, lead to patient's secondary injury, the result in the result of use of device has been improved.
Preferably, a tightening bolt (not shown) is arranged in the middle of the second roller 522 along the rolling axis direction, the position of the second roller 522 in the second chute 42 can be fixed through the tightening bolt, the supporting effect of the second inclined strut 52 is increased, when the upper frame 1 needs to be adjusted to incline or lift, the tightening bolt is loosened, and it should be noted that, when the upper frame 1 rises to a limit distance, the lower end of the reinforcing strut 5 inclines to point to the middle of the bed body, and the use effect of the reinforcing strut 5 is further ensured by matching the arrangement that the lower end of the supporting portion 2 inclines to point to the outer side of the bed body, so that the connection between the supporting portion 2 and the lower frame 4 is more stable, further, the lifting and the tilting actions can be stably performed, and the stability of the bed body is ensured.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A lifting inclined bed body with a stable structure comprises a lower frame (4) and an upper frame (1), and is characterized by further comprising a supporting part (2), wherein the upper end of the supporting part (2) is rotatably connected with the upper frame (1), the lower end of the supporting part is slidably connected with the lower frame (4), the supporting part (2) is further connected with a power device, the power device can drive the upper end of the supporting part (2) to rotate around the upper frame (1), and the lower end of the supporting part slides along the lower frame (4), so that the lifting action of the upper frame (1) is completed;
the two supporting parts (2) and the two power devices are respectively arranged at the two ends of the bed body, and the tilting work of the upper frame (1) can be completed through the different actions of the two groups of supporting parts (2) and the two power devices;
the bed is characterized by further comprising a reinforcing support (5), wherein the reinforcing support (5) comprises a first inclined support (51) and a second inclined support (52), the upper ends of the first inclined support (51) and the second inclined support (52) are respectively in rotating connection with the two supporting parts (2) at the two ends of the bed body, the lower ends of a plurality of first inclined supports (51) are in rotating connection with the lower frame (4), and the lower end of the second inclined support (52) is in sliding connection with the lower frame (4).
2. The utility model discloses a stable in structure's liftable slope bed body of claim 1, characterized in that, first bracing (51) and second bracing (52) all include two, and be located the bed body both sides respectively.
3. The liftable and tiltable bed body with stable structure as claimed in claim 2, wherein the connecting position of the lower frame (4) and the second inclined strut (52) is provided with a second sliding slot (42), and the lower end of the second inclined strut (52) is arranged in the second sliding slot (42) by rolling a second roller (522).
4. A structurally stable liftable and tiltable bed body as claimed in claim 3, wherein said second rollers (522) are provided with tightening bolts in their rolling axis direction at their middle portions.
5. A structurally stable liftable and tiltable bed as claimed in claim 4, characterized in that the lower ends of said reinforcing struts (5) are tilted to point to the middle of the bed when said upper frame (1) is raised to a limit distance.
6. The utility model discloses a stable in structure's liftable slope bed body, as claimed in claim 1, wherein, upper frame (1) includes rectangular frame structure, and the dead lever is equipped with at its middle part, power device includes push rod motor (3), push rod motor (3) include fuselage (31) and telescopic link (33) with fuselage (31) telescopic connection, fuselage (31) and dead lever are rotated and are connected, and telescopic link (33) outer end and supporting part (2) are rotated and are connected.
7. The liftable and tiltable bed body with stable structure as claimed in claim 6, wherein the connecting position of the lower frame (4) and the supporting portion (2) is provided with a first sliding slot (41), and the lower end of the supporting portion (2) is arranged in the first sliding slot (41) by rolling the first roller (22).
8. The lifting inclined bed body with stable structure as claimed in claim 7, wherein the upper end of the supporting portion (2) is rotatably connected to both sides of the upper frame (1) by a rotating rod, a driving arm (23) is disposed in the middle of the rotating rod, one end of the driving arm (23) is connected to the middle of the rotating rod, and the other end is rotatably connected to the outer end of the telescopic rod (33).
9. A structurally stable liftable and tiltable bed body as claimed in claim 8, characterized in that when said upper frame (1) is raised to a limit distance, the lower end of said support (2) is tilted to point to the outside of the bed body.
10. A structurally stable liftable and tiltable bed body as claimed in any one of claims 1 to 9, wherein a wire-routing port (43) is provided in the middle of each side of the lower frame (4), and the wire-routing port (43) is located inside the lower frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220466346.0U CN216823943U (en) | 2022-03-04 | 2022-03-04 | Lifting inclined bed body with stable structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220466346.0U CN216823943U (en) | 2022-03-04 | 2022-03-04 | Lifting inclined bed body with stable structure |
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| CN216823943U true CN216823943U (en) | 2022-06-28 |
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| CN202220466346.0U Active CN216823943U (en) | 2022-03-04 | 2022-03-04 | Lifting inclined bed body with stable structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115281957A (en) * | 2022-07-05 | 2022-11-04 | 中国人民解放军联勤保障部队第九八0医院 | Support structure for preventing children obstructive sleep apnea |
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2022
- 2022-03-04 CN CN202220466346.0U patent/CN216823943U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115281957A (en) * | 2022-07-05 | 2022-11-04 | 中国人民解放军联勤保障部队第九八0医院 | Support structure for preventing children obstructive sleep apnea |
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Denomination of utility model: A structurally stable and adjustable inclined bed Effective date of registration: 20231219 Granted publication date: 20220628 Pledgee: Qufu sub branch of Postal Savings Bank of China Ltd. Pledgor: Qufu Lekang Medical Technology Group Co.,Ltd. Registration number: Y2023980072592 |