CN214901870U - Heat dissipation device for machine tool control cabinet - Google Patents

Heat dissipation device for machine tool control cabinet Download PDF

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Publication number
CN214901870U
CN214901870U CN202121244262.4U CN202121244262U CN214901870U CN 214901870 U CN214901870 U CN 214901870U CN 202121244262 U CN202121244262 U CN 202121244262U CN 214901870 U CN214901870 U CN 214901870U
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CN
China
Prior art keywords
cooling
water
machine tool
tool control
control cabinet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202121244262.4U
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Chinese (zh)
Inventor
王向飞
徐先净
韩超荣
张志越
王腾飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Wusike Numerical Control Equipment Co ltd
Shinva Surgical Instrument Co ltd
Original Assignee
Shandong Wusike Numerical Control Equipment Co ltd
Shinva Surgical Instrument Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong Wusike Numerical Control Equipment Co ltd, Shinva Surgical Instrument Co ltd filed Critical Shandong Wusike Numerical Control Equipment Co ltd
Priority to CN202121244262.4U priority Critical patent/CN214901870U/en
Application granted granted Critical
Publication of CN214901870U publication Critical patent/CN214901870U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a heat abstractor for machine tool control cabinet, including rack casing, machine tool control cabinet, cooling module and water-cooling component, the rack casing is one side open-ended cavity setting, the machine tool control cabinet is located in the rack casing, cooling module locates rack casing one end and locates machine tool control cabinet one side, cooling module includes cooling support plate, bottom plate, an upper fixed plate, sliding tray, slip guide arm, sliding spring, mounting, semiconductor refrigerator, cooling motor and cooling fan. The utility model belongs to the technical field of heat abstractor, specifically provide a convenient dismantlement of cooling module, the maintenance of being convenient for make even blowing of cold wind on the component of machine tool control cabinet, the cooling rate of water-cooling module be convenient for accelerate machine tool control cabinet diapire, simple structure, reliable and stable, nimble convenient, easy operation, radiating effect are good, the high heat abstractor who is used for the machine tool control cabinet of practicality.

Description

Heat dissipation device for machine tool control cabinet
Technical Field
The utility model belongs to the technical field of heat abstractor, specifically indicate a heat abstractor for machine tool control rack.
Background
Machine tools are machines for manufacturing machines, and are generally classified into metal cutting machines, forging machines, woodworking machines, and the like. For guaranteeing the normal processing use of lathe, the control cabinet is indispensable equipment, and when the control cabinet was used, internal element can produce a large amount of heats, thereby the too high heat in the cabinet can lead to internal element to damage and influence the rack and use, so need add heat abstractor inside the rack.
The heat dissipation fan in the existing heat dissipation device is fixedly connected, so that the heat dissipation fan cannot move, the maintenance is difficult, and the flexibility of the heat dissipation device is reduced; and cold air cannot be uniformly blown to internal elements in the cabinet, so that poor heat dissipation effect is easily caused, and the practicability of the heat dissipation device is reduced. Therefore, a novel heat dissipation device for a machine tool control cabinet is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned current difficult problem, the utility model provides a convenient dismantlement of cooling module, the maintenance of being convenient for make even blowing of cold wind on the component of machine tool control cabinet, the cooling rate of machine tool control cabinet diapire is convenient for accelerate by water-cooling module, simple structure, reliable and stable, nimble convenient, easy operation, radiating effect are good, the high heat abstractor who is used for the machine tool control cabinet of practicality.
The utility model adopts the following technical scheme: the utility model discloses a heat abstractor for machine tool control cabinet, including rack casing, machine tool control cabinet, cooling module and water-cooling subassembly, the rack casing is the cavity setting of one side open-ended, the machine tool control cabinet is located in the rack casing, cooling module locates rack casing one end and locates machine tool control cabinet one side, cooling module includes cooling support plate, bottom plate, upper fixed plate, sliding tray, sliding guide, sliding spring, mounting, semiconductor refrigerator, cooling motor and cooling fan, cooling support plate locates rack casing one side, the bottom plate is located cooling support plate and is close to the one side lower extreme of rack casing, the one end that cooling support plate kept away from the bottom plate is located to the upper fixed plate, the one end that cooling support plate was kept away from to bottom plate and upper fixed plate link up rack casing lateral wall, the sliding tray is located cooling support plate and is close to the lateral wall upper end of rack casing, the cooling device is characterized in that one end of the upper fixing plate is slidably arranged in the sliding groove, the sliding guide rod is arranged in the sliding groove and penetrates through the upper fixing plate, the sliding spring sleeve is arranged on the side wall of the sliding guide rod and below the upper fixing plate, the fixing piece is arranged above one end, far away from the cooling support plate, of the lower fixing plate and below one end, far away from the cooling support plate, of the upper fixing plate, the fixing piece is transversely arranged in an inverted C shape, the semiconductor refrigerator is arranged between the fixing pieces, the two ends of the semiconductor refrigerator are clamped in the fixing piece, the cooling motor is rotatably arranged on one side of the cooling support plate and between the lower fixing plate and the upper fixing plate, the cooling fan is rotatably arranged on one side of the semiconductor refrigerator, the center of the cooling fan is connected with the output end of the cooling motor, the water cooling component is arranged at the lower end of the cabinet shell and below the machine tool control cabinet, and comprises a heat conducting plate, A water-cooling water tank, a water-cooling pump, a water-cooling pipe, a water-cooling valve, a circulating water pipe, a water-cooling motor and a water-cooling fan, the heat conducting plate is arranged in the cabinet shell and below the bottom wall of the machine tool control cabinet, the water cooling tank is arranged at the lower end of the cabinet shell and below the heat conducting plate, the water-cooling pump is arranged above one end of the water-cooling water tank and below the heat-conducting plate, the water-cooling pipe is arranged at the output end of the water-cooling pump and below the bottom wall of the heat-conducting plate, one end of the water-cooling pipe far away from the water-cooling pump is communicated with the top wall of the water-cooling water tank, the water-cooling valve is arranged at one end of the water-cooling pipe far away from the water-cooling pump, the circulating water pipe is arranged at the output end of the water-cooling pump, one end of the circulating water pipe far away from the water-cooling pump is communicated with the top wall of the water-cooling water tank, the water-cooled motor rotates and locates water-cooled tank roof top and locate the water-cooled tube below, the water-cooled fan is located water-cooled motor's output and is located the water-cooled tube below.
Furthermore, the two ends of the cooling support plate are symmetrically provided with fixing screws, the fixing screws penetrate through the cooling support plate and are connected with the cabinet shell, and the fixing screws are convenient for fixing the cooling support plate and conveniently detaching the cooling assembly.
Further, a cabinet door is arranged at the opening end of the cabinet shell, one end of the cabinet door is hinged to the side wall of the cabinet shell, the cabinet door is convenient for preventing dust from entering from the opening end of the cabinet shell, and the protection of the cabinet shell to the machine tool control cabinet is improved.
Further, the side wall of the cabinet shell is provided with heat dissipation windows which are symmetrically arranged on two sides of the machine tool control cabinet, the heat dissipation windows are arranged in a hollow shape, and the heat dissipation speed of the machine tool control cabinet is convenient to increase through the heat dissipation windows.
Further, the cabinet shell below is equipped with the universal wheel, the universal wheel symmetry is located cabinet shell diapire both ends, and the universal wheel is convenient for drive cabinet shell and removes.
Further, cabinet housing below is equipped with fixed foot, universal wheel one side is located to fixed foot symmetry, and fixed foot is convenient for fix cabinet housing, prevents that cabinet housing from removing.
Further, the cabinet side wall is provided with a touch screen, the touch screen is arranged below the cabinet door, and the touch screen is convenient for controlling the operation of the heat dissipation device.
Further, a storage battery is arranged in the cabinet shell, the storage battery is arranged above the heat conducting plate and on one side of the machine tool control cabinet, and the storage battery is electrically connected with the controller, the touch screen, the cooling motor, the semiconductor refrigerator, the water-cooling pump, the water-cooling valve and the water-cooling motor respectively.
Further, a controller is arranged in the cabinet shell and is electrically connected with the storage battery, the touch screen, the cooling motor, the semiconductor refrigerator, the water-cooling pump, the water-cooling valve and the water-cooling motor respectively.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme is used for heat abstractor of lathe control cabinet, and the fix with screw that cooling module passes through is convenient to dismantle, the maintenance of being convenient for, and cooling fan blows the air around the semiconductor refrigerator, makes the even component of blowing at the lathe switch board of cold wind, and water-cooling fan blows the air around the water-cooled tube, is convenient for accelerate the radiating rate of lathe switch board diapire, simple structure, reliable and stable, nimble convenient, easy operation, radiating effect are good, the practicality is high.
Drawings
Fig. 1 is a front view of the heat dissipation device for a machine tool control cabinet of the present invention;
fig. 2 is a side view of the heat dissipation device for a machine tool control cabinet of the present invention;
fig. 3 is the utility model discloses a heat abstractor for machine tool control cabinet looks sideways at the schematic structure diagram.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings: 1. the cooling device comprises a cabinet shell, 2, a machine tool control cabinet, 3, a cooling assembly, 4, a water cooling assembly, 5, a cooling support plate, 6, a lower fixing plate, 7, an upper fixing plate, 8, a sliding groove, 9, a sliding guide rod, 10, a sliding spring, 11, a fixing piece, 12, a semiconductor refrigerator, 13, a cooling motor, 14, a cooling fan, 15, a heat conducting plate, 16, a water cooling water tank, 17, a water cooling pump, 18, a water cooling pipe, 19, a water cooling valve, 20, a circulating water pipe, 21, a water cooling motor, 22, a water cooling fan, 23, a fixing screw, 24, a cabinet door, 25, a heat dissipation window, 26, a universal wheel, 27, a fixing pin, 28, a storage battery, 29, a touch screen, 30 and a controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the heat dissipation device for a machine tool control cabinet of the present invention comprises a cabinet housing 1, a machine tool control cabinet 2, a cooling assembly 3 and a water cooling assembly 4, wherein the cabinet housing 1 is a hollow cavity with an opening at one side, the machine tool control cabinet 2 is disposed in the cabinet housing 1, the cooling assembly 3 is disposed at one end of the cabinet housing 1 and disposed at one side of the machine tool control cabinet 2, the cooling assembly 3 comprises a cooling support plate 5, a lower fixing plate 6, an upper fixing plate 7, a sliding groove 8, a sliding guide rod 9, a sliding spring 10, a fixing member 11, a semiconductor refrigerator 12, a cooling motor 13 and a cooling fan 14, the cooling support plate 5 is disposed at one side of the cabinet housing 1, the lower fixing plate 6 is disposed at a lower end of the cooling support plate 5 close to the cabinet housing 1, the upper fixing plate 7 is disposed at an end of the cooling support plate 5 far from the lower fixing plate 6, the end, far away from the cooling support plate 5, of the lower fixing plate 6 and the end, far away from the cooling support plate 5, of the upper fixing plate 7 penetrates through the side wall of the cabinet shell 1, the sliding groove 8 is formed in the upper end, close to the cabinet shell 1, of the cooling support plate 5, one end of the upper fixing plate 7 is arranged in the sliding groove 8 in a sliding mode, the sliding guide rod 9 is arranged in the sliding groove 8 and penetrates through the upper fixing plate 7, the sliding spring 10 is sleeved on the side wall of the sliding guide rod 9 and is arranged below the upper fixing plate 7, the fixing piece 11 is arranged above the end, far away from the cooling support plate 5, of the lower fixing plate 6 and below the end, far away from the cooling support plate 5, of the upper fixing plate 7, the cross section of the fixing piece 11 is in an inverted C-shaped arrangement, the semiconductor refrigerator 12 is arranged between the fixing pieces 11, the two ends of the semiconductor refrigerator 12 are clamped in the fixing piece 11, the cooling motor 13 is rotatably arranged on one side of the cooling support plate 5 and is arranged between the lower fixing plate 6 and the upper fixing plate 7, the cooling fan 14 is rotatably arranged on one side of the semiconductor refrigerator 12, the center of the cooling fan 14 is connected with the output end of the cooling motor 13, the water cooling component 4 is arranged at the lower end of the cabinet shell 1 and below the machine tool control cabinet 2, the water cooling component 4 comprises a heat conducting plate 15, a water cooling water tank 16, a water cooling pump 17, a water cooling pipe 18, a water cooling valve 19, a circulating water pipe 20, a water cooling motor 21 and a water cooling fan 22, the heat conducting plate 15 is arranged in the cabinet shell 1 and below the bottom wall of the machine tool control cabinet 2, the water cooling water tank 16 is arranged at the lower end of the cabinet shell 1 and below the heat conducting plate 15, the water cooling pump 17 is arranged above one end of the water cooling water tank 16 and below the heat conducting plate 15, the water cooling pipe 18 is arranged at the output end of the water cooling pump 17 and below the bottom wall of the heat conducting plate 15, one end of the water cooling pipe 18 far away from the water cooling pump 17 penetrates through the top wall of the water cooling tank 16, the water-cooling valve 19 is arranged at one end of the water-cooling pipe 18 far away from the water-cooling pump 17, the output end of the water-cooling pump 17 is arranged on the circulating water pipe 20, one end of the circulating water pipe 20 far away from the water-cooling pump 17 penetrates through the top wall of the water-cooling water tank 16, the water-cooling fan 21 is rotated and arranged above the top wall of the water-cooling water tank 16 and below the water-cooling pipe 18, and the output end of the water-cooling fan 21 is arranged below the water-cooling pipe 18.
Wherein, the two ends of the cooling support plate 5 are symmetrically provided with fixing screws 23, the fixing screws 23 penetrate through the cooling support plate 5 and are connected with the cabinet shell 1, the open end of the cabinet shell 1 is provided with a cabinet door 24, one end of the cabinet door 24 is hinged with the side wall of the cabinet shell 1, the side wall of the cabinet shell 1 is provided with a heat dissipation window 25, the heat dissipation window 25 is symmetrically arranged at the two sides of the machine tool control cabinet 2, the heat dissipation window 25 is arranged in a hollow shape, universal wheels 26 are arranged below the cabinet shell 1, the universal wheels 26 are symmetrically arranged at the two ends of the bottom wall of the cabinet shell 1, fixing feet 27 are arranged below the cabinet shell 1, the fixing feet 27 are symmetrically arranged at one side of the universal wheels 26, the side wall of the cabinet is provided with a touch screen 29, the touch screen 29 is arranged below the cabinet door 24, a storage battery 28 is arranged in the cabinet shell 1, the storage battery 28 is arranged above the heat conducting plate 15 and at one side of the machine tool control cabinet 2, the storage battery 28 is respectively electrically connected with the controller 30, the touch screen 29, the cooling motor 13, the semiconductor refrigerator 12, the water cooling pump 17, the water cooling valve 19 and the water cooling motor 21, the controller 30 is arranged in the cabinet shell 1, and the controller 30 is respectively electrically connected with the storage battery 28, the touch screen 29, the cooling motor 13, the semiconductor refrigerator 12, the water cooling pump 17, the water cooling valve 19 and the water cooling motor 21.
When the machine tool control cabinet is used specifically, the machine tool control cabinet 2 is placed in the machine cabinet shell 1, the machine tool control cabinet 2 is placed on the heat conducting plate 15, when the machine tool works, the machine tool control cabinet 2 is started, a heat radiation starting instruction is sent through the touch screen 29, the controller 30 controls the semiconductor refrigerator 12, the cooling motor 13, the water cooling pump 17, the water cooling valve 19 and the water cooling motor 21 to be started, the semiconductor refrigerator 12 reduces the temperature of the surrounding air, the cooling motor 13 drives the cooling fan 14 to rotate, the cooling fan 14 blows the air around the semiconductor refrigerator 12, so that cold air is uniformly blown onto elements of the machine tool control cabinet 2, the temperature of the machine tool control cabinet 2 is reduced, meanwhile, the water cooling pump 17 pumps out the water in the water cooling tank 16 through the circulating water pipe 20 and flows into the water cooling pipe 18, the water cooling motor 21 drives the water cooling fan 22 to rotate, the water cooling fan 22 blows the air around the water cooling pipe 18, so that the temperature of the heat conducting plate 15 is reduced, the radiating rate of 2 diapalls of lathe switch board is convenient for accelerate, the water that flows in water-cooling tube 18 flows to water-cooling tank 16 through water-cooling valve 19 again, accomplish the hydrologic cycle, reinforcing heat abstractor's radiating effect, when cooling module 3 need be overhauld, pull down set screw 23, then stimulate cooling support plate 5, make bottom plate 6, top plate 7 slowly separates with rack casing 1, when top plate 7 separates with rack casing 1, sliding spring 10 promotes 7 one end of top plate and slides along the sliding guide 9 in the sliding tray 8, make the mounting 11 and the semiconductor refrigerator 12 separation of 7 diapalls of top plate, pull down semiconductor refrigerator 12 this moment can, make things convenient for all-round maintenance cooling module 3, moreover, the steam generator is simple in structure, reliable and stable, it is nimble convenient, and convenient, the operation is easy, the radiating effect is good, and the practicality is high.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a heat abstractor for machine tool control cabinet which characterized in that: the cooling device comprises a cabinet shell, a machine tool control cabinet, a cooling assembly and a water cooling assembly, wherein the cabinet shell is a hollow cavity with an opening at one side, the machine tool control cabinet is arranged in the cabinet shell, the cooling assembly is arranged at one end of the cabinet shell and at one side of the machine tool control cabinet, the cooling assembly comprises a cooling support plate, a lower fixing plate, an upper fixing plate, a sliding groove, a sliding guide rod, a sliding spring, a fixing piece, a semiconductor refrigerator, a cooling motor and a cooling fan, the cooling support plate is arranged at one side of the cabinet shell, the lower fixing plate is arranged at the lower end, close to the cabinet shell, of the cooling support plate, the upper fixing plate is arranged at one end, far away from the lower fixing plate, of the cooling support plate, the lower fixing plate and the upper fixing plate penetrate through the side wall of the cabinet shell, the sliding groove is arranged at the upper end, close to the side wall of the cabinet shell, of the cooling support plate, the cooling device is characterized in that one end of the upper fixing plate is slidably arranged in the sliding groove, the sliding guide rod is arranged in the sliding groove and penetrates through the upper fixing plate, the sliding spring sleeve is arranged on the side wall of the sliding guide rod and below the upper fixing plate, the fixing piece is arranged above one end, far away from the cooling support plate, of the lower fixing plate and below one end, far away from the cooling support plate, of the upper fixing plate, the fixing piece is transversely arranged in an inverted C shape, the semiconductor refrigerator is arranged between the fixing pieces, the two ends of the semiconductor refrigerator are clamped in the fixing piece, the cooling motor is rotatably arranged on one side of the cooling support plate and between the lower fixing plate and the upper fixing plate, the cooling fan is rotatably arranged on one side of the semiconductor refrigerator, the center of the cooling fan is connected with the output end of the cooling motor, the water cooling component is arranged at the lower end of the cabinet shell and below the machine tool control cabinet, and comprises a heat conducting plate, A water-cooling water tank, a water-cooling pump, a water-cooling pipe, a water-cooling valve, a circulating water pipe, a water-cooling motor and a water-cooling fan, the heat conducting plate is arranged in the cabinet shell and below the bottom wall of the machine tool control cabinet, the water cooling tank is arranged at the lower end of the cabinet shell and below the heat conducting plate, the water-cooling pump is arranged above one end of the water-cooling water tank and below the heat-conducting plate, the water-cooling pipe is arranged at the output end of the water-cooling pump and below the bottom wall of the heat-conducting plate, one end of the water-cooling pipe far away from the water-cooling pump is communicated with the top wall of the water-cooling water tank, the water-cooling valve is arranged at one end of the water-cooling pipe far away from the water-cooling pump, the circulating water pipe is arranged at the output end of the water-cooling pump, one end of the circulating water pipe far away from the water-cooling pump is communicated with the top wall of the water-cooling water tank, the water-cooled motor rotates and locates water-cooled tank roof top and locate the water-cooled tube below, the water-cooled fan is located water-cooled motor's output and is located the water-cooled tube below.
2. The heat dissipation device for a machine tool control cabinet according to claim 1, wherein: and fixing screws are symmetrically arranged at two ends of the cooling support plate and penetrate through the cooling support plate to be connected with the cabinet shell.
3. The heat dissipation device for a machine tool control cabinet according to claim 1, wherein: a cabinet door is arranged at the opening end of the cabinet shell, and one end of the cabinet door is hinged with the side wall of the cabinet shell.
4. The heat dissipation device for a machine tool control cabinet according to claim 1, wherein: the side wall of the cabinet shell is provided with heat dissipation windows which are symmetrically arranged on two sides of the machine tool control cabinet, and the heat dissipation windows are arranged in a hollow manner.
5. The heat dissipation device for a machine tool control cabinet according to claim 1, wherein: and universal wheels are arranged below the cabinet shell and symmetrically arranged at two ends of the bottom wall of the cabinet shell.
6. The heat dissipation device for a machine tool control cabinet according to claim 5, wherein: and fixing feet are arranged below the cabinet shell and symmetrically arranged on one side of the universal wheel.
7. The heat dissipation device for a machine tool control cabinet according to claim 3, wherein: the cabinet side wall is provided with a touch screen, and the touch screen is arranged below the cabinet door.
8. The heat dissipating device for a machine tool control cabinet of claim 7, wherein: the storage battery is arranged in the cabinet shell, is arranged above the heat conducting plate and is arranged on one side of the machine tool control cabinet, and is electrically connected with the controller, the touch screen, the cooling motor, the semiconductor refrigerator, the water-cooling pump, the water-cooling valve and the water-cooling motor respectively.
9. The heat dissipating device for a machine tool control cabinet of claim 8, wherein: the cabinet is characterized in that a controller is arranged in the cabinet shell, and the controller is electrically connected with the storage battery, the touch screen, the cooling motor, the semiconductor refrigerator, the water-cooling pump, the water-cooling valve and the water-cooling motor respectively.
CN202121244262.4U 2021-06-04 2021-06-04 Heat dissipation device for machine tool control cabinet Expired - Fee Related CN214901870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121244262.4U CN214901870U (en) 2021-06-04 2021-06-04 Heat dissipation device for machine tool control cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121244262.4U CN214901870U (en) 2021-06-04 2021-06-04 Heat dissipation device for machine tool control cabinet

Publications (1)

Publication Number Publication Date
CN214901870U true CN214901870U (en) 2021-11-26

Family

ID=78903079

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121244262.4U Expired - Fee Related CN214901870U (en) 2021-06-04 2021-06-04 Heat dissipation device for machine tool control cabinet

Country Status (1)

Country Link
CN (1) CN214901870U (en)

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Granted publication date: 20211126