CN111343806A - Split formula 5G communication rack - Google Patents

Split formula 5G communication rack Download PDF

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Publication number
CN111343806A
CN111343806A CN202010288325.XA CN202010288325A CN111343806A CN 111343806 A CN111343806 A CN 111343806A CN 202010288325 A CN202010288325 A CN 202010288325A CN 111343806 A CN111343806 A CN 111343806A
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CN
China
Prior art keywords
cabinet
split
cover
groove
heat dissipation
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Granted
Application number
CN202010288325.XA
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Chinese (zh)
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CN111343806B (en
Inventor
韩小林
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.)
Nanjing Hongzhu Tai Information Technology Co.,Ltd.
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韩小林
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Priority to CN202010288325.XA priority Critical patent/CN111343806B/en
Publication of CN111343806A publication Critical patent/CN111343806A/en
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Publication of CN111343806B publication Critical patent/CN111343806B/en
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0004—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks

Abstract

The invention discloses a detachable communication cabinet, which structurally comprises a cabinet body, a cabinet door, a heat dissipation device and a cabinet cover, wherein the cabinet door is hinged right ahead the cabinet body, the heat dissipation device is connected to the side of the cabinet body through a bolt, the cabinet body comprises a detaching device, a cabinet plate, a cabinet door detaching device and a placing plate, the cabinet plate is arranged between the detaching device in a clearance fit manner, and the cabinet door detaching device is fixed with the detaching device through the cabinet plate. The different heat dissipation plates are adjusted and installed, the heat dissipation area is enlarged, and the situation that a heat dissipation opening is blocked is avoided.

Description

Split formula 5G communication rack
Technical Field
The invention relates to the field of 5G communication, in particular to a split type 5G communication cabinet.
Background
The communication cabinet is a protective device which can be internally provided with base station equipment, power supply equipment, a storage battery, transmission equipment and other matched equipment, the cabinet is usually internally provided with criss-cross reinforcements which can block a wiring channel and an air duct, and a server needs a large amount of electricity to operate when in operation, so that a large amount of heat is generated inside the communication cabinet, the cabinet needs to be subjected to heat dissipation treatment at the moment, if the heat dissipation condition is lower, the internal temperature of the cabinet rises, the high-temperature resistance of parts inside the equipment is low, the server fault and the damage condition of the internal parts are caused, and the cabinet is large in size, so that the carrying work is difficult.
Disclosure of Invention
The invention provides a detachable 5G communication cabinet, which aims to solve the problems that when the server runs, a large amount of electricity is needed for operation, a large amount of heat is generated in the communication cabinet, the heat is needed to be radiated at the moment, if the heat radiation condition is low, the internal temperature of the communication cabinet is increased, and the high-temperature resistance of parts in the communication cabinet is low.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a split formula communication rack, its structure includes the cabinet body, cabinet door, heat abstractor, cabinet cover clearance fit installs on cabinet body top, cabinet door hinged joint is in the dead ahead of the cabinet body, heat abstractor bolted connection is in cabinet body side, the cabinet body mainly includes split device, cabinet board, cabinet door split device, places the board, cabinet board clearance fit installs between the split device, cabinet door split device left end activity block has the cabinet door, cabinet door split device is fixed mutually through cabinet board and split device, it inlays solid the connection in cabinet board middle section position to place the board.
As a further improvement of the invention, the splitting device mainly comprises three fixing sleeves, three clamping grooves and three supporting columns, wherein the supporting columns are in threaded connection with the top end of the left side of the cabinet plate, the clamping grooves are formed in the right end of the fixing sleeves, the cabinet plate is installed on the side of the fixing sleeves in a clearance fit mode through the clamping grooves, and the fixing sleeves are uniformly fixed on the left side of the cabinet plate.
As a further improvement of the invention, the support columns mainly comprise four clamping rods and threaded rods, the threaded rods are movably clamped inside the clamping rods, and the four clamping rods are in threaded connection with four corners of the top of the cabinet body and can be embedded into the bottom of the cabinet cover.
As a further improvement of the invention, the clamping rod mainly comprises a machine body, a connecting groove, an extension rod, a ball body and a triangular clamping block, the ball body is fixedly embedded at the top end of the threaded rod, the triangular clamping block is connected inside the connecting groove in a riveting mode, the extension rod is movably clamped at two sides of the connecting groove, the extension rod is fixedly embedded at two side positions of the inner wall of the machine body, and the triangular clamping block is made of butyl rubber and has wear resistance.
As a further improvement of the invention, the cabinet door splitting device mainly comprises a combined sleeve, a combined block and a rotating groove, wherein the combined sleeve is fixedly embedded at one end of a cabinet plate, the combined block is connected to the left side of the combined sleeve through a bolt, the rotating groove is arranged in the combined block, the right end of the cabinet door is movably clamped in the combined block, a supporting column is fixedly connected to the top end of the combined sleeve, and the combined block is of a hemispherical structure and has a certain radian.
As a further improvement of the invention, the heat dissipation device mainly comprises a heat dissipation plate and a top cover, wherein the top cover is connected to the top end of the heat dissipation plate through bolts, and the number of the heat dissipation plates is three, and the heat dissipation plates are uniformly distributed in a trapezoidal structure.
As a further improvement of the invention, the heat dissipation plate mainly comprises a support rod, a fixing plate and two air vents, wherein the support rod is connected to two sides of the fixing plate through bolts, the fixing plate is provided with the air vents, and the two support rods have a telescopic function.
As a further improvement of the invention, the air vent mainly comprises a fixing ring and a sponge block, wherein the sponge block is attached to the inside of the fixing ring, and the sponge block is made of polyester and has certain adsorbability.
As a further improvement of the invention, the support rod mainly comprises a rod sleeve, a telescopic rod, a linkage rod, a movable groove, a spring and a fixed roller, wherein the movable groove is arranged on the left side inside the rod sleeve, the linkage rod is movably clamped inside the telescopic rod through the fixed roller, the spring is fixedly embedded behind the foremost end of the linkage rod, the telescopic rod is arranged inside the rod sleeve in a clearance fit manner, the movable groove is of an arc-shaped structure and is continuously arranged on the left side of the inner wall of the rod sleeve, and the foremost end of the linkage rod is of a semicircular structure.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. when the communication cabinet is disassembled and installed, the triangular clamping blocks in the supporting columns can contract towards the inside of the machine body under the action of pressure by lifting the cabinet cover upwards, so that the cabinet cover is unfastened, at the moment, the cabinet door is opened and pulled upwards to separate the cabinet door from the rotating groove of the combining block, the cabinet door is disassembled, and then the cabinet plate is pulled upwards to separate the cabinet door from the clamping groove of the fixing sleeve, so that the communication cabinet is disassembled, and the problem that the communication cabinet is difficult to carry due to large size is solved.
2. When the communication cabinet is cooled, the linkage rod is pressed downwards and is matched with the fixed roller and the spring, so that the linkage rod can be adjusted up and down in the movable groove, different cooling plates are adjusted and installed, the cooling area is enlarged, the cooling work of the inside of the communication cabinet is finished, and the situation of blocking a cooling opening is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a split 5G communication cabinet according to the present invention.
Fig. 2 is a schematic top sectional view of a communication cabinet of the present invention.
Fig. 3 is a top view partially sectional structural schematic diagram of the separation device of the present invention.
Fig. 4 is a partial structural schematic diagram of the splitting device of the present invention.
FIG. 5 is a schematic structural diagram of a support column of the present invention.
FIG. 6 is a schematic structural view of a support pillar in partial section in front view.
Fig. 7 is a schematic structural view of a cabinet door disassembling device in a top view and in partial section.
Fig. 8 is a schematic structural diagram of the heat dissipation device of the present invention.
Fig. 9 is a schematic view of a heat sink part according to the present invention.
FIG. 10 is a top, partially cross-sectional, schematic view of a vent according to the present invention.
Fig. 11 is a front view, partially sectional, schematic structural view of the support rod of the present invention.
In the figure: the cabinet body-1, the cabinet door-2, the heat dissipation device-3, the cabinet cover-4, the splitting device-A, the cabinet plate-B, the cabinet door splitting device-C, the placing plate-D, the fixing sleeve-A1, the clamping groove-A2, the supporting column-A3, the clamping rod-A31, the threaded rod-A32, the machine body-1, the connecting groove-a 2, the extending rod-A3, the sphere-a 4, the triangular clamping block-a 5, the combined sleeve-C1, the combining block-C2, the rotating groove-C3, the heat dissipation plate-31, the top cover-32, the supporting rod-311, the fixing plate-312, the vent-313, the fixing ring-B1, the sponge block-B2, the rod sleeve-D1, the telescopic rod-D2, the linkage rod-D3, the movable groove-D4, the spring-D5, roller-d 6 was fixed.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1
As shown in fig. 1-7:
the invention provides a split type 5G communication cabinet which structurally comprises a cabinet body 1, a cabinet door 2, a heat dissipation device 3 and a cabinet cover 4, wherein the cabinet cover 4 is installed at the top end of the cabinet body 1 in a clearance fit mode, the cabinet door 2 is connected to the front of the cabinet body 1 in a hinged mode, the heat dissipation device 3 is connected to the side of the cabinet body 1 through bolts, the cabinet body 1 mainly comprises a splitting device A, a cabinet plate B, a cabinet door splitting device C and a placing plate D, the cabinet plate B is installed between the splitting device A in a clearance fit mode, the cabinet door 2 is movably clamped at the left end of the cabinet door splitting device C, the cabinet door splitting device C is fixed with the splitting device A through the cabinet plate B, and the placing plate D is fixedly connected to the middle section.
Wherein, split device A mainly includes fixed cover A1, draw-in groove A2, support column A3, support column A3 threaded connection is in cabinet board B left side top position, fixed cover A1 right-hand member is equipped with draw-in groove A2, cabinet board B passes through the fixed cover A1 side of draw-in groove A2 clearance fit installation, fixed cover A1 is equipped with threely altogether, and evenly fixes in cabinet board B left side, and the inside draw-in groove A2 of fixed cover A1 can further carry out the block to cabinet door 2 and handle, avoids cabinet board B not hard up.
The supporting column A3 mainly comprises a clamping rod A31 and a threaded rod A32, the threaded rod A32 is movably clamped inside the clamping rod A31, the four clamping rods A31 are arranged, the four clamping rods A31 are in threaded connection with four corners of the top end of the cabinet body 1, the four clamping rods A31 can be embedded into the bottom of the cabinet cover 4, and the cabinet cover 4 is fixed.
The clamping rod A31 mainly comprises a machine body a1, a connecting groove a2, an extending rod A3, a ball a4 and a triangular clamping block a5, wherein the ball a4 is fixedly connected to the top end of the threaded rod A32 in an embedded mode, the triangular clamping block a5 is connected to the inside of the connecting groove a2 in a riveted mode, the extending rod A3 is movably clamped on two sides of the connecting groove a2 in an engaged mode, the extending rod A3 is fixedly connected to two sides of the inner wall of the machine body a1 in an embedded mode, the triangular clamping block a5 is made of butyl rubber, the wear resistance is achieved, further stability can be provided when the cabinet cover 4 is fixed, and the problem that the triangular clamping block a5 is difficult to detach due to excessive embedding can be avoided.
Wherein, cabinet door split device C mainly includes joint cover C1, combines piece C2, rotates groove C3, joint cover C1 inlays the solid connection in cabinet board B one end, combine piece C2 bolted connection in joint cover C1 left side, combine the inside rotation groove C3 that is equipped with of piece C2, 2 right-hand member activity blocks of cabinet door are inside combining piece C2, joint cover C1 top fixedly connected with support column A3, combine the inside hemisphere structure that is of piece C2, have certain radian, can make the circular slot block of cabinet door 2 left end outside hemisphere structure, make it rotate and split work.
The specific use mode and function of the embodiment are as follows:
when the communication cabinet is disassembled, the cabinet cover 4 is lifted upwards, the ball body a4 at the top end of the threaded rod A32 moves downwards, the ball body a4 between the triangular clamping blocks a5 is separated downwards, the triangular clamping block a5 contacts the inner wall of the cabinet cover 4 and is pressed inwards to contract towards the inside of the machine body a1, so that the cabinet cover 4 is unlocked, at the moment, the cabinet door 2 is opened by matching with the combination block C2 and is pulled upwards, the cabinet door 2 is separated from the rotating groove C3 of the combination block, the cabinet door 2 is disassembled, and the cabinet plate B is pulled upwards to be separated from the clamping groove A2 of the fixing sleeve A1, so that the communication cabinet is disassembled, and the problem that the communication cabinet is difficult to carry due to large size is solved.
Example 2
As shown in fig. 8-11:
the invention provides a split type 5G communication cabinet, wherein a heat dissipation device 3 mainly comprises a heat dissipation plate 31 and three heat dissipation plates 31 and a top cover 32, the top cover 32 is connected to the top end of the heat dissipation plate 31 through bolts, the heat dissipation plates 31 are uniformly distributed in a trapezoidal structure, the heat dissipation area can be enlarged, and the heat dissipation speed is increased.
Wherein, heating panel 31 mainly includes bracing piece 311, fixed plate 312, blow vent 313, bracing piece 311 bolted connection is in fixed plate 312 both sides, fixed plate 312 is equipped with blow vent 313, bracing piece 311 is equipped with two, and has flexible function, can adjust different fixed plates 312, makes its laminating in cabinet body 1 side.
Wherein, vent 313 mainly includes solid fixed ring b1, sponge piece b2, sponge piece b2 laminating and solid fixed ring b1 are inside, sponge piece b2 adopts the polyester material, has certain adsorptivity, when the heat is more and when the hydroecium condenses into the water droplet in the air, can absorb it, avoids the problem that the water droplet influences the circuit.
The supporting rod 311 mainly comprises a rod sleeve d1, a telescopic rod d2, a linkage rod d3, a movable groove d4, a spring d5 and a fixed roller d6, the movable groove d4 is formed in the left side inside the rod sleeve d1, the linkage rod d3 is movably clamped inside the telescopic rod d2 through a fixed roller d6, the spring d5 is fixedly connected to the rear of the front end of the linkage rod d3 in an embedded mode, the telescopic rod d2 is installed inside the rod sleeve d1 in a clearance fit mode, the movable groove d4 is of an arc-shaped structure and is continuously arranged on the left side of the inner wall of the rod sleeve d1, and the front end of the linkage rod d3 is of a semicircular structure and can be attached to the movable groove d4, so that the linkage rod d3 is further fixed inside the movable groove d 4.
The specific use mode and function of the embodiment are as follows:
when the communication cabinet is cooled, the linkage rod d3 is pressed downwards, the linkage rod d3 is matched with the fixed roller d6 to rotate and press the spring d5 backwards, the telescopic rod d2 can be adjusted up and down in the movable groove d4, different heat dissipation plates 31 are adjusted and installed, the heat dissipation area of the communication cabinet is enlarged, a circuit or a reinforcing rod is prevented from being blocked at the heat dissipation opening, and the sponge block b2 is arranged in the heat dissipation plate 31, so that when the heat is high and water molecules in the air are condensed into small water drops, the small water drops can be absorbed by the sponge block b2, and the problem that the small water drops affect the circuit and equipment is avoided.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims (9)

1. The utility model provides a split formula 5G communication rack, its structure includes the cabinet body (1), cabinet door (2), heat abstractor (3), cabinet cover (4) clearance fit installs on the cabinet body (1) top, cabinet door (2) hinged joint is in the cabinet body (1) dead ahead, its characterized in that: the heat dissipation device (3) is connected to the side of the cabinet body (1) through bolts;
the cabinet body (1) mainly includes split device (A), cabinet board (B), cabinet door split device (C), places board (D), install between split device (A) cabinet board (B) clearance fit, cabinet door split device (C) left end activity block has cabinet door (2), cabinet door split device (C) is fixed mutually through cabinet board (B) and split device (A), it inlays solid the connection in cabinet board (B) middle section position to place board (D).
2. The split 5G communication cabinet of claim 1, wherein: splitting device (A) mainly includes fixed cover (A1), draw-in groove (A2), support column (A3), support column (A3) threaded connection is in cabinet board (B) left side top position, fixed cover (A1) right-hand member is equipped with draw-in groove (A2), cabinet board (B) passes through draw-in groove (A2) fixed cover of clearance fit installation (A1) side.
3. The split 5G communication cabinet of claim 2, wherein: the supporting column (A3) mainly comprises a clamping rod (A31) and a threaded rod (A32), and the threaded rod (A32) is movably clamped inside the clamping rod (A31).
4. The split 5G communication cabinet of claim 3, wherein: card pole (A31) mainly include organism (a1), connecting groove (a2), extension rod (A3), spheroid (a4), triangle fixture block (a5), spheroid (a4) are embedded and are connected at threaded rod (A32) top, triangle fixture block (a5) riveting is connected inside connecting groove (a2), extension rod (A3) activity block is in connecting groove (a2) both sides, extension rod (A3) are embedded and are connected in organism (a1) inner wall both sides position.
5. The split 5G communication cabinet of claim 1, wherein: cabinet door split device (C) mainly include joint cover (C1), combine piece (C2), rotate groove (C3), joint cover (C1) built-in connection is in cabinet board (B) one end, combine piece (C2) bolted connection in joint cover (C1) left side, combine inside rotation groove (C3) that is equipped with of piece (C2), cabinet door (2) right-hand member activity block is combining inside piece (C2), joint cover (C1) top fixedly connected with support column (A3).
6. The split 5G communication cabinet of claim 1, wherein: the heat dissipation device (3) mainly comprises a heat dissipation plate (31) and a top cover (32), wherein the top cover (32) is connected to the top end of the heat dissipation plate (31) through bolts.
7. The split 5G communication cabinet of claim 6, wherein: heating panel (31) mainly include bracing piece (311), fixed plate (312), air vent (313), bracing piece (311) bolted connection is in fixed plate (312) both sides, fixed plate (312) are equipped with air vent (313).
8. The split 5G communication cabinet of claim 7, wherein: the air vent (313) mainly comprises a fixing ring (b1) and a sponge block (b2), wherein the sponge block (b2) is attached to the inside of the fixing ring (b 1).
9. The split 5G communications cabinet of claim 8, wherein: bracing piece (311) mainly include pole cover (d1), telescopic link (d2), gangbar (d3), activity groove (d4), spring (d5), fixed roll (d6), the inside left side of pole cover (d1) is equipped with activity groove (d4), gangbar (d3) are through fixed roll (d6) activity block inside telescopic link (d2), gangbar (d3) front end rear portion is inlayed firmly and is connected with spring (d5), telescopic link (d2) clearance fit is installed inside pole cover (d 1).
CN202010288325.XA 2020-04-14 2020-04-14 Split formula 5G communication rack Active CN111343806B (en)

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Application Number Priority Date Filing Date Title
CN202010288325.XA CN111343806B (en) 2020-04-14 2020-04-14 Split formula 5G communication rack

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Application Number Priority Date Filing Date Title
CN202010288325.XA CN111343806B (en) 2020-04-14 2020-04-14 Split formula 5G communication rack

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CN111343806B CN111343806B (en) 2021-03-26

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030016494A1 (en) * 2001-07-18 2003-01-23 Chih-Chung Chen Snap-in computer casing structure
CN2809702Y (en) * 2005-06-04 2006-08-23 鸿富锦精密工业（深圳）有限公司 Covering & closing structure
CN202985032U (en) * 2012-10-30 2013-06-12 五冶集团上海有限公司 Special quick hydraulic coupler disassembling tool
CN204598508U (en) * 2015-05-21 2015-08-26 福建煜讯科技有限公司 A kind of packaging outdoor cabinet
US9801302B2 (en) * 2015-07-17 2017-10-24 Delta Electronics, Inc. Equipment cabinet and slidable-and-rotatable rack assembly thereof
CN207612487U (en) * 2017-10-24 2018-07-13 伊犁职业技术学院 A kind of calculating cabinet of maintenance easy to disassemble
CN207783368U (en) * 2018-05-31 2018-08-28 成都易格机械有限责任公司 A kind of heat radiation box
CN209105045U (en) * 2018-12-20 2019-07-12 方占萍 A kind of new energy wind-power electricity generation power cabinet
CN209658666U (en) * 2019-05-07 2019-11-19 滁州隆建泰轨道车辆电器有限公司 A kind of electric appliance box cabinet door using movable cabling reinforcing rib

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030016494A1 (en) * 2001-07-18 2003-01-23 Chih-Chung Chen Snap-in computer casing structure
CN2809702Y (en) * 2005-06-04 2006-08-23 鸿富锦精密工业（深圳）有限公司 Covering & closing structure
CN202985032U (en) * 2012-10-30 2013-06-12 五冶集团上海有限公司 Special quick hydraulic coupler disassembling tool
CN204598508U (en) * 2015-05-21 2015-08-26 福建煜讯科技有限公司 A kind of packaging outdoor cabinet
US9801302B2 (en) * 2015-07-17 2017-10-24 Delta Electronics, Inc. Equipment cabinet and slidable-and-rotatable rack assembly thereof
CN207612487U (en) * 2017-10-24 2018-07-13 伊犁职业技术学院 A kind of calculating cabinet of maintenance easy to disassemble
CN207783368U (en) * 2018-05-31 2018-08-28 成都易格机械有限责任公司 A kind of heat radiation box
CN209105045U (en) * 2018-12-20 2019-07-12 方占萍 A kind of new energy wind-power electricity generation power cabinet
CN209658666U (en) * 2019-05-07 2019-11-19 滁州隆建泰轨道车辆电器有限公司 A kind of electric appliance box cabinet door using movable cabling reinforcing rib

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Inventor after: Gao Xia

Inventor after: Han Xiaolin

Inventor before: Han Xiaolin

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Effective date of registration: 20210301

Address after: 210000 Baiyu group, Baiyu neighborhood committee, Yudai Town, Jiangbei new district, Nanjing City, Jiangsu Province

Applicant after: Nanjing Hongzhu Tai Information Technology Co.,Ltd.

Address before: Wansheng antenna feeder testing laboratory, West Branch of China Academy of information and communication, No.301 Shengjing Road, Qijiang District, Chongqing 401420

Applicant before: Han Xiaolin

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