CN112235654A - 5g protection box convenient to installation - Google Patents

5g protection box convenient to installation Download PDF

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Publication number
CN112235654A
CN112235654A CN202011094458.XA CN202011094458A CN112235654A CN 112235654 A CN112235654 A CN 112235654A CN 202011094458 A CN202011094458 A CN 202011094458A CN 112235654 A CN112235654 A CN 112235654A
Authority
CN
China
Prior art keywords
square
square ring
ring
fixedly connected
groove
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.)
Withdrawn
Application number
CN202011094458.XA
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Chinese (zh)
Inventor
渠衍飞
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.)
Suzhou Yangzirui Information Technology Co ltd
Original Assignee
Suzhou Yangzirui Information Technology 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 Suzhou Yangzirui Information Technology Co ltd filed Critical Suzhou Yangzirui Information Technology Co ltd
Priority to CN202011094458.XA priority Critical patent/CN112235654A/en
Publication of CN112235654A publication Critical patent/CN112235654A/en
Withdrawn legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • H04Q1/025Cabinets
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • H04Q1/035Cooling of active equipments, e.g. air ducts
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • H04Q1/04Frames or mounting racks for selector switches; Accessories therefor, e.g. frame cover
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • H04Q1/11Protection against environment
    • H04Q1/114Protection against environment flooding protection, e.g. using water proof provision

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention relates to the technical field of 5g protective boxes, in particular to a 5g protective box convenient to mount, which comprises a bottom plate, wherein a concave ring groove is formed in the top end of the bottom plate, a first square ring is arranged inside the concave ring groove, the first square ring is in sliding fit with the concave ring groove, a plurality of first compression springs are uniformly and fixedly connected to the bottom end of the concave sliding groove, the top ends of the first compression springs are in contact with the bottom end of the first square ring, limiting grooves are formed in the inner side wall and the outer side wall of the concave ring groove, and limiting rings are arranged inside the two limiting grooves in a sliding manner; it can play the cushioning effect to the protection box, slows down the impact of external object to the protection box, alleviates the degree that the protection box warp, improves the effect of its protection, has the effect of certain theftproof simultaneously, can prevent that other people from demolising the protection box, is convenient for dispel the heat to the inside of protection box, prevents that the inside temperature of protection box is too high, prolongs the life of 5G equipment, improves the protectiveness of its use.

Description

5g protection box convenient to installation
Technical Field
The invention relates to the technical field of 5g protection boxes, in particular to a 5g protection box convenient to install.
Background
As is well known, the fifth Generation mobile communication technology (english: 5th Generation mobile networks or 5th Generation wireless systems, 5th-Generation, 5G for short) is the latest Generation cellular mobile communication technology, and is an extension behind the 4G (LTE-A, WiMax), 3G (UMTS, LTE) and 2G (gsm) systems. The performance goals of 5G are high data rates, reduced latency, energy savings, reduced cost, increased system capacity, and large-scale device connectivity.
Present current 5G equipment is installed in the inside of protecting the box mostly, present protection box is mostly through the screw fixation on the bottom plate, simple to operate is nevertheless dismantled by lawless persons easily, the effect of theftproof is relatively poor, when the protection box receives the striking of outside object, the protection box damages easily, can lead to 5G equipment to damage sometimes, influence its normal work, the most leakproofness of protection box is better, the heat that 5G equipment during operation produced is not convenient for discharge, be in the high heat environment for a long time and lead to 5G equipment internals to damage.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the 5G protective box which can play a role in buffering the protective box, slow down the impact of an external object on the protective box, reduce the deformation degree of the protective box, improve the protective effect of the protective box, has a certain anti-theft effect, can prevent other people from dismantling the protective box, is convenient for radiating the inside of the protective box, prevents the internal temperature of the protective box from being too high, prolongs the service life of 5G equipment, and improves the protective property of the protective box.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a5 g protection box convenient to install comprises a base plate, wherein a concave ring groove is arranged at the top end of the base plate, a first square ring is arranged inside the concave ring groove, the first square ring is in sliding fit with the concave ring groove, a plurality of first compression springs are uniformly and fixedly connected with the bottom end of the concave chute, the top ends of the first compression springs are in contact with the bottom end of the first square ring, limiting grooves are respectively arranged on the inner side wall and the outer side wall of the concave ring groove, limiting rings are respectively arranged inside the two limiting grooves in a sliding manner, one ends of the two limiting rings, which are close to the first square ring, are respectively and fixedly connected with the inner side wall and the outer side wall of the first square ring, a convex ring groove is arranged at the top end of the first square ring, a convex square ring is arranged inside the convex ring groove, a plurality of second compression springs are respectively and fixedly connected with the inner side wall and the outer side wall of the convex slide, the top end of the convex square ring is provided with a square ring groove, the inside of the square ring groove is provided with a second square ring in a sliding manner, the front end, the rear end, the left end and the right end of the second square ring are respectively provided with two clamping grooves, the top end of the second square ring is fixedly connected with a 5G protective box, the bottom end of the 5G protective box is contacted with the top end of the convex square ring, the top end of the bottom plate is provided with a 5G device, the 5G device is positioned inside the 5G protective box, the front end, the rear end, the left end and the right end of the 5G protective box are respectively provided with a plurality of heat dissipation ports, the outer side wall of the 5G protective box is fixedly connected with a plurality of rain shields which are respectively positioned above the plurality of heat dissipation ports, the inside of the first square ring is provided with two square grooves at the front side, the rear side, the left side and the right side of the square ring groove, a square block is arranged in a sliding manner, one end of the square block close to the square ring groove is fixedly connected with a, the one end fixedly connected with solenoid of card post is kept away from to the square, the outside cover of solenoid is equipped with third compression spring, the inside front side, the rear side, left side and the right side that are located first square ring of bottom plate all are provided with two spouts, the inside slip of spout is provided with the slider, the one end fixedly connected with screw rod that the slider is close to first square ring, the outside cover of keeping away from the slider of screw rod is equipped with fourth compression spring, the one end that the slider was kept away from to the screw rod runs through bottom plate and first square ring and extends to the inside of square groove, the one end that the slider was kept away from to the screw rod and the one end screw-thread fit that the square was kept away from to the solenoid, the one end fixedly connected with push rod of screw rod.
Preferably, the left end bottom side and the right end bottom side of the 5G protection box are both provided with a threading hole, and rubber rings are fixedly connected inside the threading holes.
Preferably, the bottom side of the inner side wall of the convex square ring is fixedly connected with a first sealing ring, the bottom of the outer side wall of the convex ring groove is fixedly connected with a second sealing ring, and the bottom ends of the first sealing ring and the second sealing ring are both in contact with the top end of the first square ring.
Preferably, a transparent baffle is mounted at the top end of the 5G protection box in an embedded mode.
Preferably, the inside of the plurality of heat dissipation openings is fixedly connected with a filter screen.
Preferably, the bottom of the outer side of the 5G device is fixedly connected with a plurality of mounting blocks, and the plurality of mounting blocks are fixedly connected with the top end of the bottom plate through first screws.
Preferably, the top front side, the rear side, the left side and the right side of bottom plate all are provided with the screw hole that extends to the spout inside, and the inside spiral shell of screw hole is equipped with the second screw, and the bottom of second screw contacts with the top of slider.
(III) advantageous effects
Compared with the prior art, the invention provides a 5g protection box convenient to install, which has the following beneficial effects:
the 5G protection box convenient to install pushes the sliding block through the push plate, overcomes the acting force of the fourth compression spring to enable the sliding block to drive the screw rod to slide towards one side close to the square groove, enables the screw rod to be inserted into the interior of the screw tube, then rotates the push block to enable the screw rod to be screwed in the interior of the screw tube, then pulls the push plate outwards to enable the sliding block to move to one side of the sliding groove far away from the square groove, screws tightly the second screw to fix the sliding block, then inserts the second square ring into the interior of the square ring groove, then screws loosely fixes the second screw, rotates the push plate to enable the screw rod to be separated from the screw tube, pushes the clamping column to be clamped in the interior of the clamping groove through the effect of the third compression spring, thereby fixing the 5G protection box, the connection stability of the 5G protection box is improved, personnel other than workers do not know that the interior structure is inconvenient to disassemble the 5G protection box, thereby having a certain anti-theft function, the interior of 5G equipment can be, prevent that 5G from protecting the inside high temperature of box, prolong the life of 5G equipment, prevent through the filter screen that outside dust from getting into the inside of 5G protection box, prevent through the weather shield that the rainwater from getting into 5G protection box portion, guarantee 5G equipment and normally work, the effect through first compression spring and second compression spring can play the effect of buffering to 5G protection box, the impact of external object to 5G protection box is slowed down, alleviate the degree that 5G protection box warp, improve the effect of its protection, improve the protectiveness of its use.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is an enlarged partial view of FIG. 1 at A according to the present invention;
fig. 5 is a schematic view of the present invention at a portion B in fig. 1.
In the figure: 1. a base plate; 2. a first square ring; 3. a first compression spring; 4. a limiting groove; 5. a limiting ring; 6. a convex square ring; 7. a second compression spring; 8. a second square ring; 9. 5G protective box; 10. 5G equipment; 11. a heat dissipation port; 12. a rain shield; 13. a square block; 14. clamping the column; 15. a solenoid; 16. a third compression spring; 17. a slider; 18. a screw; 19. a fourth compression spring; 20. a push rod; 21. threading holes; 22. a rubber ring; 23. a first seal ring; 24. a second seal ring; 25. a transparent baffle; 26. a filter screen; 27. mounting blocks; 28. a first screw; 29. a second screw.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-5, a 5g protective box convenient to mount comprises a base plate 1, a concave ring groove is arranged at the top end of the base plate 1, a first square ring 2 is arranged inside the concave ring groove, the first square ring 2 is in sliding fit with the concave ring groove, a plurality of first compression springs 3 are uniformly and fixedly connected with the bottom end of the concave groove, the top ends of the first compression springs 3 are in contact with the bottom end of the first square ring 2, the first square ring 2 is buffered up and down by the first springs, limiting grooves 4 are arranged on the inner side wall and the outer side wall of the concave ring groove, limiting rings 5 are arranged inside the two limiting grooves 4 in a sliding manner, the limiting function is achieved, the first square ring 2 is prevented from sliding out of the convex ring groove, one ends of the two limiting rings 5, which are close to the first square ring 2, are fixedly connected with the inner side wall and the outer side wall of the first square ring 2 respectively, a convex ring groove is arranged at the top, the convex square ring 6 is arranged in the convex ring groove, the inner side wall and the outer side wall of the convex sliding groove are fixedly connected with a plurality of second compression springs 7, one ends of the second compression springs 7, which are close to the convex square ring 6, are contacted with the side wall of the convex square ring 6, the front and back directions and the left and right directions of the convex square ring 6 are buffered through the second compression springs 7, the top end of the convex square ring 6 is provided with a square ring groove, the inside of the square ring groove is slidably provided with a second square ring 8, the front end, the rear end, the left end and the right end of the second square ring 8 are respectively provided with two clamping grooves, the top end of the second square ring 8 is fixedly connected with a 5G protective box 9, the bottom end of the 5G protective box 9 is contacted with the top end of the convex square ring 6, the top end of the bottom plate 1 is provided with a 5G device 10, the 5G device 10 is positioned in the 5G protective box 9, the bottom of the outer side part, the mounting blocks 27 are fixedly connected with the top end of the bottom plate 1 through first screws 28, the 5G equipment 10 is fixedly connected with the bottom plate 1 through the mounting blocks 27, the front end, the rear end, the left end and the right end of the 5G protective box 9 are respectively provided with a plurality of heat dissipation ports 11, the interiors of the heat dissipation ports 11 are respectively and fixedly connected with a filter screen 26, external dust is prevented from entering the 5G equipment 10 to influence the normal work of internal elements, the outer side wall of the 5G protective box 9 is fixedly connected with a plurality of rain shields 12, the plurality of rain shields 12 are respectively positioned above the plurality of heat dissipation ports 11 to prevent rainwater from entering the interiors of the 5G protective box 9 from the heat dissipation ports 11, two square grooves are respectively arranged on the front side, the rear side, the left side and the right side of the square ring groove in the first square ring 2, a square 13 is arranged in the square groove in a sliding manner, one end, close to the square ring groove, of the square 13, one end, far away from the square block 13, of the clamping column 14 penetrates through the convex square ring 6 and the first square ring 2 and extends to the inside of the clamping groove, one end, far away from the clamping column 14, of the square block 13 is fixedly connected with a solenoid 15, the outer side of the solenoid 15 is sleeved with a third compression spring 16, the clamping column 14 is pushed to be clamped in the clamping groove through the third compression spring 16, the fixed connection between the 5G protection box 9 and the convex square ring 6 is improved, the connection stability of the protection box is improved, two sliding grooves are formed in the bottom plate 1 and are positioned on the front side, the rear side, the left side and the right side of the first square ring 2, a sliding block 17 is arranged in the sliding grooves in a sliding mode, one end, close to the first square ring 2, of the sliding block 17 is fixedly connected with a screw 18, the outer side, far away from the sliding block 17, of the screw 18 is sleeved with a fourth compression spring 19, one end, far away from the sliding block 17, of the, one end fixedly connected with push rod 20 that screw rod 18 was kept away from to slider 17, the outside fixedly connected with push pedal of bottom plate 1 that the one end of slider 17 was extended is kept away from to push rod 20, promote slider 17 through the push pedal, and overcome fourth compression spring 19's effort and make slider 17 drive screw rod 18 to slide to the one side that is close to the square groove, and make screw rod 18 insert the inside to screwed pipe 15, then rotate the ejector pad and make the screw rod 18 spiral shell dress in the inside of screwed pipe 15, then outside pulling push pedal makes slider 17 move to the spout and keeps away from one side of square groove, make card post 14 and draw-in groove separation, and the tight second screw 29 of spiral shell is fixed slider 17, thereby be convenient for dismantle 5G protection box 9.
It should be further noted that the left end bottom side and the right end bottom side of the 5G protection box 9 are respectively provided with a threading hole 21, the inside of the threading hole 21 is fixedly connected with a rubber ring 22, so as to facilitate the connection line of the 5G device 10 to pass through, the rubber ring 22 plays a role in protecting the connection line, the rubber ring 22 is tightly squeezed with the connection line to play a role in sealing, the bottom side of the inner side wall of the convex square ring 6 is fixedly connected with a first sealing ring 23, the bottom of the outer side wall of the convex annular groove is fixedly connected with a second sealing ring 24, the bottom ends of the first sealing ring 23 and the second sealing ring 24 are both contacted with the top end of the first square ring 2, the first sealing ring 23 and the second sealing ring 24 play a role in sealing, so as to prevent rainwater from entering the inside of the convex square groove, the top end of the 5G protection box 9 is embedded with a transparent baffle 25, so as to facilitate observation, the top front side, the rear side, the left side and the right side of bottom plate 1 all are provided with the screw hole that extends to the spout inside, and the inside spiro union of screw hole is equipped with second screw 29, and the bottom of second screw 29 contacts with the top of slider 17, fixes slider 17 through second screw 29.
In summary, in the 5G protection box convenient to mount, when in use, the slide block 17 is pushed by the push plate, the slide block 17 drives the screw rod 18 to slide towards the side close to the square groove by overcoming the acting force of the fourth compression spring 19, the screw rod 18 is inserted into the screw tube 15, then the push block is rotated to enable the screw rod 18 to be screwed into the screw tube 15, then the push plate is pulled outwards to enable the slide block 17 to move to the side of the sliding groove far away from the square groove, the second screw 29 is screwed tightly to fix the slide block 17, then the second square ring 8 is inserted into the square groove, then the second screw 29 is screwed loose, the push plate is rotated to enable the screw rod 18 to be separated from the screw tube 15, the clamping column 14 is pushed to be clamped into the clamping groove by the action of the third compression spring 16, so as to fix the 5G protection box 9, the connection stability is improved, and people except for workers do not know that the internal structure is inconvenient to dismount the 5G protection box 9, thereby have certain theftproof function, can dispel the heat to the inside of 5G equipment 10 through being provided with thermovent 11 on the 5G protection box 9, prevent that the inside high temperature of 5G protection box 9, the life of extension 5G equipment 10, prevent outside dust entering 5G protection box 9's inside through filter screen 26, prevent through rain-proof cover 12 that the rainwater from getting into 5G protection box 9 portion, guarantee 5G equipment 10 normal work, can play the effect of buffering to 5G protection box 9 through the effect of first compression spring 3 and second compression spring 7, slow down the impact of external object to 5G protection box 9, alleviate the degree that 5G protection box 9 warp, improve the effect of its protection, improve the protectiveness of its use.
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 (7)

1. The utility model provides a 5g protection box convenient to installation, includes bottom plate (1), its characterized in that: the top end of the bottom plate (1) is provided with a concave ring groove, a first square ring (2) is arranged inside the concave ring groove, the first square ring (2) is in sliding fit with the concave ring groove, the bottom end of the concave ring groove is uniformly and fixedly connected with a plurality of first compression springs (3), the top ends of the first compression springs (3) are in contact with the bottom end of the first square ring (2), the inner side wall and the outer side wall of the concave ring groove are both provided with limit grooves (4), the inside of the two limit grooves (4) is both provided with limit rings (5) in a sliding manner, one ends of the two limit rings (5) close to the first square ring (2) are respectively and fixedly connected with the inner side wall and the outer side wall of the first square ring (2), the top end of the first square ring (2) is provided with a convex ring groove, the inside of the convex ring groove is provided with a convex square ring (6), the inner side wall, one end of each second compression spring (7) close to the convex square ring (6) is in contact with the side wall of the convex square ring (6), a square ring groove is formed in the top end of the convex square ring (6), a second square ring (8) is arranged inside the square ring groove in a sliding mode, two clamping grooves are formed in the front end, the rear end, the left end and the right end of the second square ring (8), a 5G protective box (9) is fixedly connected to the top end of the second square ring (8), the bottom end of the 5G protective box (9) is in contact with the top end of the convex square ring (6), 5G equipment (10) is arranged on the top end of the bottom plate (1), the 5G equipment (10) is located inside the 5G protective box (9), a plurality of heat dissipation ports (11) are formed in the front end, the rear end, the left end and the right end of the 5G protective box (9), a plurality of rain shields (12) are fixedly connected to the outer side wall of the 5G protective box (9), and the plurality of rain shields (12) are respectively located above the plurality, the inner part of the first square ring (2) is positioned on the front side, the rear side, the left side and the right side of the square ring groove and is provided with two square grooves, a square block (13) is arranged in the square groove in a sliding manner, one end, close to the square ring groove, of the square block (13) is fixedly connected with a clamping column (14), one end, far away from the square block (13), of the clamping column (14) penetrates through the convex square ring (6) and the first square ring (2) and extends to the inside of the clamping groove, one end, far away from the clamping column (14), of the square block (13) is fixedly connected with a solenoid (15), the outer side of the solenoid (15) is sleeved with a third compression spring (16), the inner part of the bottom plate (1) is positioned on the front side, the rear side, the left side and the right side of the first square ring (2) and is provided with two sliding grooves, a sliding block (17) is arranged in the sliding manner, one end, close to the first square ring (2), of the sliding block, one end of the screw rod (18) far away from the sliding block (17) penetrates through the bottom plate (1) and the first square ring (2) and extends to the inside of the square groove, one end of the screw rod (18) far away from the sliding block (17) is in threaded fit with one end of the screw pipe (15) far away from the square block (13), one end of the sliding block (17) is far away from a push rod (20) fixedly connected with the one end of the sliding block (17), and the push plate is fixedly connected with the outer side of the bottom plate (1) far away from one end of the sliding block (17) through the push.
2. A 5g protective case for ease of installation according to claim 1, wherein: the left end bottom side and the right end bottom side of the 5G protection box (9) are provided with threading holes (21), and rubber rings (22) are fixedly connected inside the threading holes (21).
3. A 5g protective case for ease of installation according to claim 2, wherein: the bottom side fixedly connected with first sealing ring (23) of the inside wall of protruding type square ring (6), the bottom fixedly connected with second sealing ring (24) of the outside wall of protruding type annular, the bottom of first sealing ring (23) and second sealing ring (24) all contacts with the top of first square ring (2).
4. A 5g protective case for ease of installation according to claim 3, wherein: and a transparent baffle (25) is embedded and installed at the top end of the 5G protection box (9).
5. A5 g protective case for ease of installation according to claim 4, wherein: the insides of the plurality of heat dissipation openings (11) are fixedly connected with filter screens (26).
6. A5 g protective case for ease of installation according to claim 5, wherein: the bottom of the outer side of the 5G device (10) is fixedly connected with a plurality of mounting blocks (27), and the mounting blocks (27) are fixedly connected with the top end of the bottom plate (1) through first screws (28).
7. A5 g protective case for ease of installation according to claim 6, wherein: the top front side, the rear side, the left side and the right side of bottom plate (1) all are provided with the screw hole that extends to the spout inside, and second screw (29) are equipped with to the inside spiral shell of screw hole, and the bottom of second screw (29) contacts with the top of slider (17).
CN202011094458.XA 2020-10-14 2020-10-14 5g protection box convenient to installation Withdrawn CN112235654A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011094458.XA CN112235654A (en) 2020-10-14 2020-10-14 5g protection box convenient to installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011094458.XA CN112235654A (en) 2020-10-14 2020-10-14 5g protection box convenient to installation

Publications (1)

Publication Number Publication Date
CN112235654A true CN112235654A (en) 2021-01-15

Family

ID=74112567

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011094458.XA Withdrawn CN112235654A (en) 2020-10-14 2020-10-14 5g protection box convenient to installation

Country Status (1)

Country Link
CN (1) CN112235654A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112867332A (en) * 2021-01-19 2021-05-28 许家文 Information processing device and installation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112867332A (en) * 2021-01-19 2021-05-28 许家文 Information processing device and installation method thereof
CN112867332B (en) * 2021-01-19 2023-01-06 中咨数据有限公司 Information processing device and installation method thereof

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Application publication date: 20210115