CN222553220U - A pipe mouth grinding device for pipe processing - Google Patents
A pipe mouth grinding device for pipe processing Download PDFInfo
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- CN222553220U CN222553220U CN202421202856.2U CN202421202856U CN222553220U CN 222553220 U CN222553220 U CN 222553220U CN 202421202856 U CN202421202856 U CN 202421202856U CN 222553220 U CN222553220 U CN 222553220U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
本申请提供一种用于管材加工的管材管口打磨设备，涉及管材加工领域。该用于管材加工的管材管口打磨设备，包括外箱、移动机构和打磨机构，所述外箱顶部固定连接有固定机构，所述固定机构包括弧形板和橡胶垫，所述弧形板设置在外箱内部上方，所述橡胶垫侧面与弧形板一侧固定连接。该用于管材加工的管材管口打磨设备，通过设置固定机构，第一电机输出轴转动带动齿轮转动，齿轮转动带动齿条移动，齿条移动带动连接杆一侧的弧形板移动至橡胶垫贴合在管材两侧将管材夹持固定，降低了管材在打磨管口时被高速运转的打磨片带动转动或者移位从而导致打磨效果不合格的情况发生的可能性，降低管材使用时打磨管材管口的材料成本。
The present application provides a pipe orifice grinding device for pipe processing, which relates to the field of pipe processing. The pipe orifice grinding device for pipe processing comprises an outer box, a moving mechanism and a grinding mechanism, wherein the top of the outer box is fixedly connected with a fixing mechanism, wherein the fixing mechanism comprises an arc plate and a rubber pad, wherein the arc plate is arranged above the inner part of the outer box, and the side of the rubber pad is fixedly connected with one side of the arc plate. The pipe orifice grinding device for pipe processing, by setting a fixing mechanism, the rotation of the first motor output shaft drives the gear to rotate, the rotation of the gear drives the rack to move, and the movement of the rack drives the arc plate on one side of the connecting rod to move until the rubber pad fits on both sides of the pipe to clamp and fix the pipe, thereby reducing the possibility that the pipe is driven to rotate or shift by the high-speed grinding sheet when grinding the pipe orifice, thereby causing an unqualified grinding effect, and reducing the material cost of grinding the pipe orifice when the pipe is used.
Description
Technical Field
The application relates to the technical field of pipe machining, in particular to pipe orifice polishing equipment for pipe machining.
Background
The pipe is the material used for making the pipe fitting. Different pipes are needed for different pipes, and the quality of the pipes is directly determined by the quality of the pipes. In practical application of the pipe, the pipe orifice polishing equipment is often used for polishing the pipe so as to meet the practical use scene and requirements.
Patent No. CN218904719U discloses a pipe orifice polishing equipment for PE pipe processing, this pipe orifice polishing equipment for PE pipe processing passes through two dwang through rotating, make the one end of dwang pass through fixed block fixed position, make the other end of dwang slide on the spout, make the distance between two sliding blocks change, adjust the distance between movable bottom plate and the movable roof, make movable bottom plate and movable roof slide to two outsides respectively, through all setting up the gasbag at the lateral wall of movable bottom plate and movable roof, make the gasbag laminate with the arc lateral wall of PE pipe, realize the effect to the laminating of the PE pipe inside wall of different pipe diameters, be convenient for the quick fixed blade position of polishing polishes the PE mouth of pipe, the rate of polishing equipment to the orificial of different pipe diameters has been improved. However, the equipment only utilizes the arc-shaped air bags to fix the polished pipe, the fixing range is only half of the surface of the pipe, the possibility that the polishing blade of the pipe is inclined due to high-speed operation in the polishing process cannot be ensured, the qualification rate of polishing the pipe is not ensured, and the polishing and using cost of the pipe is increased.
Disclosure of utility model
(One) solving the technical problems
In order to overcome the defects in the prior art, the application provides pipe orifice polishing equipment for pipe processing, and solves the problems in the prior art.
(II) technical scheme
The pipe orifice polishing device for pipe machining comprises an outer box, a moving mechanism for adjusting the placing height of the pipe and a polishing mechanism for polishing the pipe orifice, wherein the top of the outer box is fixedly connected with a fixing mechanism for attaching different-diameter pipe surfaces to fix the pipe, the fixing mechanism comprises an arc plate and a rubber pad, the arc plate is arranged above the inside of the outer box, the side surface of the rubber pad is fixedly connected with one side of the arc plate, the bottom of the moving mechanism is fixedly connected with the right side of the bottom of the inner wall of the outer box, and the polishing mechanism is fixedly connected with the left side of the outer box.
Through adopting above-mentioned technical scheme, can utilize the arc of one side fixedly connected with rubber pad to carry out the centre gripping with the tubular product that needs to polish fixedly, prevent that tubular product from removing and influencing the effect of polishing.
Preferably, the fixing mechanism further comprises a first motor and a gear, the bottom of the first motor is fixedly connected with the top of the outer box, the top of the gear is fixedly connected with an output shaft of the first motor, a rack is connected to the side face of the gear in a meshed mode, the top of the rack is slidably connected with the top of the inner wall of the outer box, one side of the bottom of the rack is fixedly connected with a connecting rod, and one side of the bottom of the connecting rod is fixedly connected with the other side of the arc-shaped plate.
Through adopting above-mentioned technical scheme, can utilize the rotation of first motor output shaft to drive the arc of connecting rod one side of rack bottom connection with the gear engagement to be connected and remove to laminating tubular product surface one side.
Preferably, the number of racks, connecting rods, arc plates and rubber pads in the fixing mechanism is two and the center is symmetrical.
Through adopting above-mentioned technical scheme, can utilize rack, connecting rod, arc and the rubber pad that the symmetry set up to fix its centre gripping in tubular product both sides, prevent that tubular product from squinting under external force influence.
Preferably, the right side of the outer box is provided with an inlet which is convenient for placing the pipe into the equipment and is positioned under the fixing mechanism, and a transparent plate which is convenient for observing the polishing condition of the pipe at any time is fixedly connected above the front side of the outer box.
By adopting the technical scheme, the inlet can be utilized to conveniently put the pipe into polishing equipment, and the possibility of deflection when the pipe is placed is reduced.
Preferably, the moving mechanism comprises an electric telescopic rod and a moving rod, wherein the bottom of the electric telescopic rod is fixedly connected with the right side of the bottom of the inner wall of the outer box, the center of the bottom of the moving rod is fixedly connected with the top of the electric telescopic rod, two ends of the moving rod are fixedly connected with telescopic pipes, the bottom of each telescopic pipe is fixedly connected with the bottom of the outer box, and the top of each telescopic pipe is fixedly connected with a supporting plate.
Through adopting above-mentioned technical scheme, can utilize the flexible pipe that drives the movable rod both ends of electric telescopic rod flexible carry out the altitude mixture control to the tubular product that the backup pad top was placed, with tubular product and grinding machanism parallel and level.
Preferably, the polishing mechanism comprises a fixed shell and a second motor, wherein the right side of the fixed shell is fixedly connected with the left side of the outer box, the second motor is fixedly connected with the inner wall of the fixed shell, and an output shaft of the second motor is fixedly connected with a polishing sheet.
Through adopting above-mentioned technical scheme, can utilize the second motor output shaft in the fixed shell to rotate and drive the piece of polishing and rotate and polish the pipe mouth of pipe to utilize the second motor that sets up in the fixed shell to avoid producing when polishing piece entering second motor inside to lead to influencing the condition emergence of second motor normal operating.
Preferably, the left side of the inner wall of the outer box is provided with a waste storage mechanism for collecting waste generated in the process of polishing the pipe, the waste storage mechanism comprises a chute and a waste storage box, the chute is arranged on the left side of the bottom of the inner wall of the outer box, and the surface of the waste storage box is in sliding connection with the inner wall of the chute.
Through adopting above-mentioned technical scheme, can utilize the waste material that produces in the inside gliding storage useless box of spout to grinding the in-process to the waste storage box of inner wall and outer tank inner wall parallel and level has reduced the possibility that the waste material falls in the outside of storage useless box.
Preferably, the waste storage mechanism further comprises a lower fixing plate and a fixing rod, the lower fixing plate is fixedly connected with the front side of the waste storage box, a fixing hole is formed in the top of the lower fixing plate, the fixing rod is slidably connected with the fixing hole, a spring is fixedly connected to the outer side of the fixing rod, an upper fixing plate is fixedly connected to the top of the spring, the upper fixing plate is slidably connected with the upper portion of the surface of the fixing rod, and the upper fixing plate is fixedly connected with the upper portion of the front side of the outer box.
Through adopting above-mentioned technical scheme, can utilize the elasticity of spring self with last fixed plate sliding connection's dead lever pass the fixed orifices of seting up on the fixed plate surface down, prevent to store up useless box and remove under external force influence and lead to the condition emergence that the waste material dropped in other regions of equipment.
(III) beneficial effects
The application provides a pipe orifice polishing device for pipe processing. The beneficial effects are as follows:
1. This a tubular product mouth of pipe equipment of polishing for tubular product processing through setting up fixed establishment, and first motor output shaft rotates and drives gear rotation, and gear rotation drives the rack and removes, and the rack removes the arc that drives connecting rod one side and removes to the rubber pad laminating and fix tubular product centre gripping in tubular product both sides, thereby reduced tubular product when polishing the mouth of pipe by high-speed moving polishing piece drive rotation or shift and lead to polishing the unqualified condition emergence of effect possibility, reduce the tubular product mouth of pipe material cost of polishing when tubular product uses.
2. This a tubular product mouth of pipe equipment of polishing for tubular product processing, through setting up storing up useless mechanism, when needing to clear up the waste material, the dead lever that moves up and go up fixed plate sliding connection makes it break away from the fixed orifices that the fixed plate was offered down, spring compression simultaneously, the fixed plate drives down and stores up useless box and break away from the spout, can empty the waste material that stores up in the useless box clean, prevent the inside waste material that produces after many times tubular product mouth of pipe polishes of equipment and pile up the normal use that influences equipment, and the possibility that the waste material that has reduced accumulational gets into equipment internals and links up department reduction equipment life.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of the right-side plan view outline structure of the present application;
FIG. 2 is an enlarged schematic view of the part A structure of the present application;
FIG. 3 is a schematic view of the left-side view of the bottom outline structure of the present application;
FIG. 4 is an enlarged schematic view of part B of the present application;
FIG. 5 is a schematic cross-sectional view of a right-side bottom view of a portion of the present application;
FIG. 6 is an enlarged schematic view of the structure of the portion C of the present application;
fig. 7 is a schematic sectional view of a right-side view of a part of the structure according to the present application.
The device comprises a box 1, an inlet 2, a moving mechanism 3, a 301, an electric telescopic rod 302, a moving rod 303, a telescopic tube 304, a supporting plate 4, a fixing mechanism 401, a first motor 402, a gear 403, a rack 404, a connecting rod 405, an arc plate 406, a rubber pad 5, a polishing mechanism 501, a fixing shell 502, a second motor 503, a polishing sheet 6, a waste storage mechanism 601, a chute 602, a waste storage box 603, a lower fixing plate 604, a fixing hole 605, a fixing rod 606, a spring 607, an upper fixing plate 7 and a transparent plate.
Detailed Description
It should be noted that, in the description of the embodiments of the present application, the terms "front, rear", "left, right", "upper, lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, or may be directly connected, or may be indirectly connected through an intermediate medium, or may be in communication with the inside of two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
The application is further illustrated by the figures and examples.
Referring to fig. 1, fig. 5 and fig. 6, the embodiment of the application provides a pipe orifice polishing device for pipe processing, which comprises an outer box 1, a moving mechanism 3 for adjusting the placing height of a pipe and a polishing mechanism 5 for polishing the pipe orifice, wherein the top of the outer box 1 is fixedly connected with a fixing mechanism 4 for attaching pipe surfaces with different diameters to fix the pipe, the fixing mechanism 4 comprises an arc plate 405 and a rubber pad 406, the arc plate 405 is arranged above the inside of the outer box 1, the side surface of the rubber pad 406 is fixedly connected with one side of the arc plate 405, the bottom of the moving mechanism 3 is fixedly connected with the right side of the bottom of the inner wall of the outer box 1, the polishing mechanism 5 is fixedly connected with the left side of the outer box 1, the top of the outer box 1 is fixedly connected with a first motor 401, an output shaft of the first motor 401 is fixedly connected with a gear 402, the side surface of the gear 402 is meshed with a rack 403, the top of the rack 403 is in sliding connection with the top of the inner wall of the outer box 1, one side of the rack 403 is fixedly connected with a connecting rod 404, one side of the bottom of the connecting rod 404 is fixedly connected with the other side of the arc plate 405, the connecting rod 403, the numbers of the connecting rod 404, the arc plate 405 and the rubber pad 406 are two and are symmetrical, the number of the first motor output shaft 403 is fixedly connected with one side of the arc plate 405, the rack 403 and the rack is driven by the rack 404 to rotate, the rack 404 drives the rack to rotate, and the rack 404 is driven to move the rack to move the rack 404.
Referring to fig. 1, in an aspect of the present embodiment, an inlet 2 which is convenient for placing a pipe into the equipment and is located right below the fixing mechanism 4 is formed on the right side of the outer box 1, a transparent plate 7 which is convenient for observing the polishing condition of the pipe at any time is fixedly connected to the upper side of the front side of the outer box 1, the pipe is placed into the equipment through the inlet 2, and the polishing condition of the pipe is observed through the transparent plate 7.
Referring to fig. 5 and 7, in one aspect of the present embodiment, the moving mechanism 3 includes an electric telescopic rod 301 and a moving rod 302, the bottom of the electric telescopic rod 301 is fixedly connected to the right side of the bottom of the inner wall of the outer case 1, the center of the bottom of the moving rod 302 is fixedly connected to the top of the electric telescopic rod 301, two ends of the moving rod 302 are fixedly connected to telescopic tubes 303, the bottom of the telescopic tubes 303 are fixedly connected to the bottom of the outer case 1, the tops of the telescopic tubes 303 are fixedly connected to a supporting plate 304, after a pipe is placed on the surface of the supporting plate 304, the electric telescopic rod 301 stretches and drives the moving rod 302 to move up and down, the moving rod 302 moves up and down to drive the telescopic tubes 303 on two sides to move up and down to drive the supporting plate 304 to locate a pipe orifice at the center of the polishing plate 503.
Referring to fig. 3, 4 and 7, in one aspect of the present embodiment, the polishing mechanism 5 includes a fixed housing 501 and a second motor 502, the right side of the fixed housing 501 is fixedly connected with the left side of the outer box 1, the second motor 502 is fixedly connected with the inner wall of the fixed housing 501, an output shaft of the second motor 502 is fixedly connected with a polishing plate 503, and rotation of the output shaft of the second motor 502 in the fixed housing 501 drives the polishing plate 503 to rotate so as to polish the pipe orifice of the pipe.
Referring to fig. 1, fig. 2 and fig. 7, in one aspect of the present embodiment, a waste storage mechanism 6 for collecting waste generated in the process of polishing pipes is disposed on the left side of the inner wall of the outer box 1, the waste storage mechanism 6 includes a chute 601 and a waste storage box 602, the chute 601 is disposed on the left side of the bottom of the inner wall of the outer box 1, the surface of the waste storage box 602 is slidably connected with the inner wall of the chute 601, a lower fixing plate 603 is fixedly connected with the front side of the waste storage box 602, a fixing hole 604 is disposed on the top of the lower fixing plate 603, a fixing rod 605 is slidably connected with a spring 606, an upper fixing plate 607 is fixedly connected with the top of the spring 606, the upper fixing plate 607 is slidably connected with the upper surface of the fixing rod 605, after the apparatus is used, the fixing rod 605 slidingly connected with the upper fixing plate 607 is moved up to be separated from the fixing hole 604 disposed on the bottom of the lower fixing plate 603, and simultaneously the spring 606 is driven to compress, the lower fixing plate 603 is pulled to drive the chute 601 of the waste storage box 602, and the waste in the waste storage box 602 can be completely separated from the waste storage box 602.
All the electric equipment in this scheme all carry out the power supply through external power supply.
When the device is used, a pipe is placed on the surface of a supporting plate 304 through an inlet 2, a pipe orifice is attached to the surface of a polishing sheet 503, an electric telescopic rod 301 stretches and drives a moving rod 302 to move up and down, the moving rod 302 moves up and down to drive telescopic pipes 303 on two sides to move up and down, the telescopic pipes 303 move up and down to drive the supporting plate 304 to move up and down to locate the pipe orifice at the center of the polishing sheet 503, an output shaft of a first motor 401 rotates to drive a gear 402 to rotate, the gear 402 rotates to drive a rack 403 to move, the rack 403 moves to drive an arc plate 405 on one side of a connecting rod 404 to move to a rubber pad 406 to attach to two sides of the pipe to clamp and fix the pipe, an output shaft of a second motor 502 in a fixed shell 501 rotates to drive the polishing sheet 503 to polish the pipe orifice, the pipe orifice is observed through a transparent plate 7, after the device is used, a fixed rod 605 which is moved up and is connected with an upper fixed plate 607 in a sliding mode to enable the fixed rod 605 to be separated from a fixed hole 604 arranged on a lower fixed plate 603, and simultaneously a spring 606 is driven to compress, and the lower fixed plate 603 is pulled to drive a waste storage box 602 to separate from a chute 601, and waste in the waste storage box 602 can be dumped.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A pipe orifice polishing device for pipe machining comprises an outer box (1), a moving mechanism (3) for adjusting the height of a pipe to be placed and a polishing mechanism (5) for polishing the pipe orifice, and is characterized in that a fixing mechanism (4) for fixing the pipe by attaching pipe surfaces with different diameters is fixedly connected to the top of the outer box (1), the fixing mechanism (4) comprises an arc-shaped plate (405) and a rubber pad (406), the arc-shaped plate (405) is arranged above the inner part of the outer box (1), the side surface of the rubber pad (406) is fixedly connected with one side of the arc-shaped plate (405), the bottom of the moving mechanism (3) is fixedly connected with the right side of the bottom of the inner wall of the outer box (1), and the polishing mechanism (5) is fixedly connected with the left side of the outer box (1).
2. The pipe orifice polishing device for pipe machining according to claim 1, wherein the fixing mechanism (4) further comprises a first motor (401) and a gear (402), the bottom of the first motor (401) is fixedly connected with the top of the outer box (1), the top of the gear (402) is fixedly connected with an output shaft of the first motor (401), a rack (403) is connected to the side face of the gear (402) in a meshed mode, the top of the rack (403) is slidably connected with the top of the inner wall of the outer box (1), a connecting rod (404) is fixedly connected to one side of the bottom of the rack (403), and one side of the bottom of the connecting rod (404) is fixedly connected with the other side of the arc plate (405).
3. A pipe orifice polishing apparatus for pipe machining according to claim 2, wherein the number of racks (403), connecting rods (404), arcuate plates (405) and rubber pads (406) in said fixing mechanism (4) is two and is center-symmetrical.
4. The pipe orifice polishing device for pipe machining according to claim 1, wherein an inlet (2) which is convenient for placing a pipe into the device and is positioned right below the fixing mechanism (4) is formed in the right side of the outer box (1), and a transparent plate (7) which is convenient for observing the polishing condition of the pipe at any time is fixedly connected above the front side of the outer box (1).
5. The pipe orifice polishing device for pipe machining according to claim 1, wherein the moving mechanism (3) comprises an electric telescopic rod (301) and a moving rod (302), the bottom of the electric telescopic rod (301) is fixedly connected with the right side of the bottom of the inner wall of the outer box (1), the center of the bottom of the moving rod (302) is fixedly connected with the top of the electric telescopic rod (301), two ends of the moving rod (302) are fixedly connected with telescopic pipes (303), the bottom of the telescopic pipe (303) is fixedly connected with the bottom of the outer box (1), and the tops of the telescopic pipes (303) are fixedly connected with supporting plates (304).
6. The pipe orifice polishing device for pipe machining according to claim 1, wherein the polishing mechanism (5) comprises a fixed shell (501) and a second motor (502), the right side of the fixed shell (501) is fixedly connected with the left side of the outer box (1), the second motor (502) is fixedly connected with the inner wall of the fixed shell (501), and an output shaft of the second motor (502) is fixedly connected with a polishing sheet (503).
7. The pipe orifice polishing device for pipe machining according to claim 6, wherein a waste storage mechanism (6) for collecting waste generated in the pipe machining process is arranged on the left side of the inner wall of the outer box (1), the waste storage mechanism (6) comprises a sliding groove (601) and a waste storage box (602), the sliding groove (601) is formed in the left side of the bottom of the inner wall of the outer box (1), and the surface of the waste storage box (602) is in sliding connection with the inner wall of the sliding groove (601).
8. The pipe orifice polishing device for pipe machining according to claim 7, wherein the waste storage mechanism (6) further comprises a lower fixing plate (603) and a fixing rod (605), the lower fixing plate (603) is fixedly connected with the front side of the waste storage box (602), a fixing hole (604) is formed in the top of the lower fixing plate (603), the fixing rod (605) is slidably connected with the fixing hole (604), a spring (606) is fixedly connected to the outer side of the fixing rod (605), an upper fixing plate (607) is fixedly connected to the top of the spring (606), the upper fixing plate (607) is slidably connected with the upper portion of the surface of the fixing rod (605), and the upper fixing plate (607) is fixedly connected with the upper portion of the front side of the outer box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421202856.2U CN222553220U (en) | 2024-05-30 | 2024-05-30 | A pipe mouth grinding device for pipe processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421202856.2U CN222553220U (en) | 2024-05-30 | 2024-05-30 | A pipe mouth grinding device for pipe processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222553220U true CN222553220U (en) | 2025-03-04 |
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ID=94754725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421202856.2U Active CN222553220U (en) | 2024-05-30 | 2024-05-30 | A pipe mouth grinding device for pipe processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222553220U (en) |
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2024
- 2024-05-30 CN CN202421202856.2U patent/CN222553220U/en active Active
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