CN212876240U - Outdoor installation rack for communication equipment - Google Patents

Outdoor installation rack for communication equipment Download PDF

Info

Publication number
CN212876240U
CN212876240U CN202020536767.7U CN202020536767U CN212876240U CN 212876240 U CN212876240 U CN 212876240U CN 202020536767 U CN202020536767 U CN 202020536767U CN 212876240 U CN212876240 U CN 212876240U
Authority
CN
China
Prior art keywords
cabinet
fixedly connected
rack
communication equipment
right sides
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.)
Active
Application number
CN202020536767.7U
Other languages
Chinese (zh)
Inventor
刘广洲
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.)
Guangzhou Zhicheng Hechuang Information Technology Co.,Ltd.
Original Assignee
刘广洲
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 刘广洲 filed Critical 刘广洲
Priority to CN202020536767.7U priority Critical patent/CN212876240U/en
Application granted granted Critical
Publication of CN212876240U publication Critical patent/CN212876240U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Casings For Electric Apparatus (AREA)

Abstract

The utility model provides an outdoor installation rack for communication equipment, the on-line screen storage device comprises a base, the telescopic link, the lead screw sleeve, the rack, the side case, base top central point puts the switching and has connect the lead screw sleeve, the inside cavity position threaded connection of lead screw sleeve has the lead screw, lead screw top fixedly connected with rack, the rack bottom all around and between the base fixedly connected with telescopic link, the rack front side articulates there is the cabinet door, the equal fixedly connected with side case in the rack left and right sides, the rack top is located the equal fixedly connected with ventilating duct in the fixed case left and right sides, the equal fixedly connected with inner panel in the inside left and right sides of rack and rear side, the left and right sides inner panel is from last to equidistant fixedly connected with Contraband type loading board in proper order down in the rack, set up relatively between the Contraband type loading board, swing joint has the backup pad between the Contraband type, Dust is accumulated in the cabinet, so that the cabinet and the circuit are easily damaged.

Description

Outdoor installation rack for communication equipment
Technical Field
The utility model relates to a communication rack technical field especially relates to a communication equipment user installs rack outward.
Background
The outdoor communication cabinet is one of outdoor cabinets, is a cabinet body which is directly under the influence of natural climate and is made of metal or nonmetal materials, does not allow an operator without permission to enter the cabinet body for operation, provides an outdoor physical working environment and a safety system for a wireless communication station or a wired network station workstation, is suitable for outdoor environments such as roadside, parks, roofs, mountainous areas and flatly-installed cabinets, can be internally provided with base station equipment, power supply equipment, a storage battery, temperature control equipment, transmission equipment and other matched equipment or reserves an installation space and heat exchange capacity for the equipment, and can provide reliable mechanical and environmental protection for the normal operation of internal equipment.
The existing outdoor cabinet still has certain disadvantages, because the outdoor environment is bad, the outside of the cabinet can be frequently washed by rainwater, the cabinet is easy to corrode, the hidden trouble that rainwater is immersed in the cabinet to cause short circuit can be caused, the service life of the cabinet is seriously influenced, the outdoor dust is more, the cabinet needs to dissipate heat, the dust easily enters the cabinet through the ventilation holes, the dust is easily accumulated in the cabinet, and the cabinet is difficult to clean, so that the outdoor installation cabinet for the communication equipment is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an outdoor installation rack for communication equipment to solve current outdoor communication rack and suffer rainwater easily and strike, the interior dust that stays of cabinet, cause rack and the very easily impaired problem of circuit.
The utility model relates to a purpose and efficiency of outdoor installation rack for communication equipment is reached by following specific technological means: an outdoor installation cabinet for communication equipment comprises a base, a telescopic rod, a screw rod sleeve, a cabinet and side boxes, wherein the screw rod sleeve is rotatably connected at the central position of the top of the base, a screw rod is connected at the hollow position in the screw rod sleeve in a threaded manner, the cabinet is fixedly connected at the top of the screw rod, the telescopic rod is fixedly connected between the periphery of the bottom of the cabinet and the base, the front side of the cabinet is hinged with a cabinet door, the left side and the right side of the cabinet are fixedly connected with the side boxes, supporting rods are fixedly connected at the periphery of the top of the cabinet, a rain shielding plate is fixedly connected between the tops of the supporting rods, solar assemblies are respectively installed at the left side and the right side of the top of the rain shielding plate, a fixed box is fixedly connected at the central position of the top of the cabinet, a storage battery is installed in the fixed box, ventilating ducts are, contraband type bearing plates are oppositely arranged, and a supporting plate is movably connected between Contraband type bearing plates.
Preferably, the fixedly connected with ring flange is cup jointed to the lead screw sleeve upper end, and base internally mounted has positive and negative motor, and positive and negative motor top output shaft cup joints and is fixed with the ring flange, and passes through the hold-in range with lead screw sleeve upper end ring flange and be connected, and the lead screw bottom extends to inside the base.
Preferably, the telescopic link is still including supporting a section of thick bamboo, connecting rod, stopper, spring, and the inside cavity position joint of a supporting section of thick bamboo has the stopper, stopper top fixedly connected with connecting rod, and the connecting rod top extends to supporting a section of thick bamboo outside and rack bottom fixed connection, and the spring has been cup jointed to the upper end in the connecting rod is located the supporting section of thick bamboo.
Preferably, inside the dryer intercommunication rack, dryer center fixedly connected with braced frame, braced frame central point put bottom fixedly connected with motor, and motor top output shaft extends to braced frame upper end fixedly connected with fan, and braced frame all is equipped with hollow groove all around.
Preferably, the inner plate is an insulating high-temperature-resistant plate.
Preferably, the supporting plate is correspondingly clamped with the central grooves of the Contraband-shaped bearing plates on the two sides, and the upper ends of the supporting plate are sequentially provided with ventilation grooves at equal intervals from front to back.
Preferably, the flashing is in the form of an inverted V, the solar module is electrically connected to a battery, and the battery supplies power to the communication device.
Preferably, the left side and the right side of the central position of the upper end and the lower end in the side box are fixedly connected with clamping blocks, an electrostatic dust removal net is clamped in a groove between the clamping blocks, the clamping blocks are triangular prisms, and the bottom of the side box is provided with an ash falling groove corresponding to the inclined plane of the clamping blocks.
Preferably, the left side and the right side of the cabinet are sequentially provided with a through hole from top to bottom at equal intervals, the through hole penetrates through the inner plate and is communicated with the cabinet and the side box, the through hole is located at the upper end of the side box and is fixedly connected with a 7-shaped plate, and the through hole is obliquely arranged downwards.
Preferably, the side of the side box away from the cabinet is sequentially provided with two through holes from top to bottom at equal intervals, and the two through holes are obliquely arranged and are opposite to the first through hole in the oblique direction.
Has the advantages that:
(1) the utility model discloses the rack top is equipped with the form of falling V and hides the flashing, and the rainwater is difficult for erodeing the rack, can lead the rainwater down fast through hiding the flashing, drives the lead screw sleeve through starting positive and negative motor simultaneously and rotates for the lead screw rotates, thereby adjustable rack terrain clearance can prevent that the rainwater from erodeing to get into inside the rack, prevents that the circuit from weing the short circuit, and support section of thick bamboo inside connecting rod also follows and reciprocate in the adjustment process about the rack, thereby has increased the steadiness of rack.
(2) Penetrating space around rain shielding plate and rack are directly left, are equipped with the motor in the draft tube, and the motor drives the fan and rotates for inside heat can distribute out very fast, prevents that overheated problem that leads to the circuit to damage can not appear in rack internal communication equipment.
(3) Be equipped with a through-hole between rack lateral wall and the side case outside wall respectively, No. two through-holes, a through-hole, No. two through-holes all can dispel the heat, the electrostatic precipitator net of side incasement portion can prevent to get into the rack with the dust simultaneously, 7 templates further stop the dust and get into the rack through a through-hole simultaneously, inner panel in the rack is high temperature resistant insulation board, when communication equipment installation need drill, can operate on the inner panel, can not damage the rack, still can prevent that other accident from going into conflagration etc. and destroying internals and circuit.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the cross-sectional structure of the present invention.
Fig. 3 is a schematic view of the top view structure of the supporting plate of the present invention.
Fig. 4 is a schematic view of the section structure of the ventilator of the present invention.
Fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
Fig. 6 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
In fig. 1 to 6, the correspondence between the component names and the reference numbers is:
the solar energy dust collection device comprises a base 1, an expansion link 2, a support cylinder 201, a connecting rod 202, a limiting block 203, a spring 204, a screw rod sleeve 3, a cabinet 4, a cabinet door 401, a first through hole 402, a side box 5, a second through hole 501, a rain shielding plate 6, a solar assembly 7, a fixed box 8, a storage battery 801, a ventilating duct 9, a support frame 901, a motor 902, a fan 903, a support rod 10, an electrostatic dust collection net 11, a support plate 12, a ventilating groove 1201, an inner plate 13, an Contraband type bearing plate 14, a screw rod 15, a 7 type plate 16, a clamping block 17 and a dust falling groove 18.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example (b):
as shown in figures 1 to 6: an outdoor installation cabinet for communication equipment comprises a base 1, an expansion link 2, a screw rod sleeve 3, a cabinet 4 and a side box 5, wherein the screw rod sleeve 3 is rotatably connected at the center position of the top of the base 1, a screw rod 15 is in threaded connection with the hollow position inside the screw rod sleeve 3, the top of the screw rod 15 is fixedly connected with the cabinet 4, the expansion link 2 is fixedly connected between the periphery of the bottom of the cabinet 4 and the base 1, the front side of the cabinet 4 is hinged with a cabinet door 401, the left side and the right side of the cabinet 4 are fixedly connected with the side box 5, the periphery of the top of the cabinet 4 is fixedly connected with a support rod 10, a rain shielding plate 6 is fixedly connected between the tops of the support rods 10, the left side and the right side of the top of the rain shielding plate 6 are both provided with solar modules 7, the center position of the top of, the inside left and right sides of rack 4 and the equal fixedly connected with inner panel 13 in rear side, the equal fixedly connected with Contraband type loading board 14 of equidistance in proper order from last to down of left and right sides inner panel 13 in rack 4, set up relatively between the Contraband type loading board 14, swing joint has backup pad 12 between the Contraband type loading board 14.
Wherein: fixedly connected with ring flange is cup jointed to 3 upper ends of lead screw sleeve, and 1 internally mounted of base has positive and negative motor, and positive and negative motor top output shaft cup joints and is fixed with the ring flange, and passes through the hold-in range with 3 upper end ring flanges of lead screw sleeve to be connected, and 15 bottoms of lead screw extend to inside 1 of base.
Wherein: the telescopic rod 2 also comprises a supporting cylinder 201, a connecting rod 202, a limiting block 203 and a spring 204, the limiting block 203 is clamped at the hollow position in the supporting cylinder 201, the connecting rod 202 is fixedly connected with the top of the limiting block 203, the top of the connecting rod 202 extends to the outer side of the supporting cylinder 201 and is fixedly connected with the bottom of the cabinet 4, the spring 204 is sleeved at the upper end of the connecting rod 202 in the supporting cylinder 201, the screw rod sleeve 3 is driven to rotate by starting the positive and negative motors, so that the screw rod 15 rotates, thereby adjusting the height of the cabinet 4 from the ground, preventing rainwater from entering the cabinet 4 and preventing the circuit from being affected with damp and short circuit, the connecting rod 202 in the supporting cylinder 201 moves up and down along with the up and down movement in the up and down adjusting process of the cabinet 4, thereby increased the steadiness of rack 4, stopper 203 can prevent simultaneously that connecting rod 202 from breaking away from supporting barrel 201, and spring 204 can realize the shock attenuation, prevents that artificial or external natural environment from making rack 4 atress vibration damage.
Wherein: inside dryer 9 intercommunication rack 4, dryer 9 center fixedly connected with braced frame 901, braced frame 901 central point puts bottom fixedly connected with motor 902, motor 902 top output shaft extends to braced frame 901 upper end fixedly connected with fan 903, braced frame 901 all is equipped with hollow groove all around, motor 902 drives fan 903 and rotates for 4 inside heats of rack can distribute out very fast, prevent that overheated problem that leads to the circuit to damage can not appear in 4 inside communication equipment of rack.
Wherein: inner panel 13 is insulating high temperature resistant panel, for the epoxy insulation board, and inner panel 13 can completely cut off the influence of external environment, prevents that conflagration etc. from destroying internal communication equipment, and when communication equipment installs and need drill simultaneously, can operate at inner panel 13 upper end, can not damage rack 4.
Wherein: the support plate 12 corresponds the joint with the central recess of Contraband type loading board 14 in both sides, and the equidistance is equipped with the air channel 1201 in proper order after to in the past in the upper end of support plate 12, and the communication equipment can be supported to the support plate 12, and is easy to assemble, and the air channel 1201 makes the inside heat of rack 4 easily dispel by through-hole and draft tube 9.
Wherein: rain shield 6 is the form of falling V, and solar energy component 7 is connected with battery 801 electricity, and battery 801 supplies power for communication equipment, and the rainwater is difficult for erodeing rack 4, can lead the rainwater down fast through rain shield 6, and rack 4 is difficult to be corroded by the rainwater, and 7 photoelectric conversion of solar energy component, battery 801 store the electric energy, and battery 801 supplies power for each electric power storage component, environmental protection and energy saving more.
Wherein: the equal fixedly connected with clamp splice 17 in the left and right sides that the inside upper and lower end central point of side case 5 put, the joint has electrostatic precipitator net 11 in the recess between the clamp splice 17, clamp splice 17 is the triangular prism form, the side case 5 bottom corresponds the clamp splice 17 inclined plane and is equipped with the ash chute 18 that falls, electrostatic precipitator net 11 can prevent that the dust from getting into rack 4, when the dust of electrostatic precipitator net 11 upper end falls down, fall into ash chute 18 through clamp splice 17 inclined plane, discharge through ash chute 18 that falls, it is clean convenient.
Wherein: the left and right sides of rack 4 are equipped with No. one through-hole 402 from last to equidistant in proper order down, and No. one through-hole 402 runs through inner panel 13, communicates rack 4 and side case 5, and No. one through-hole 402 is located the equal fixedly connected with 7 templates 16 in side case 5 upper end, and No. one through-hole 402 slope sets up downwards.
Wherein: side case 5 keeps away from rack 4 one side from last to being equipped with No. two through-holes 501 down the equidistance in proper order, and No. two through-holes 501 slope sets up, and is relative with a through-hole 402 incline direction, dispels the heat through a through-hole 402, No. two through- holes 501, and 7 boards 16 further block the dust and get into rack 4 through a through-hole 402 simultaneously.
The working principle is as follows: when the solar energy storage cabinet is used, the solar energy component 7 is subjected to photoelectric conversion, the storage battery 801 stores electric energy, the storage battery 801 supplies power for each electric storage element, rainwater can be quickly guided down through the rain shielding plate 6 in rainy days, the height of the cabinet 4 can be adjusted according to the terrain during installation, the positive and negative motors are started to drive the screw rod sleeve 3 to rotate, the screw rod 15 is rotated, the ground clearance of the cabinet 4 can be adjusted, rainwater can be prevented from washing into the inside of the cabinet 4, the damp short circuit of a circuit can be prevented, the connecting rod 202 in the supporting cylinder 201 can move up and down in the up and down adjusting process of the cabinet 4, the stability of the cabinet 4 is improved, meanwhile, the limiting block 203 can prevent the connecting rod 202 from separating from the supporting cylinder 201, the spring 204 can realize damping, the cabinet 4 is prevented from being damaged by stress vibration caused by artificial or external natural environment, the motor 902 in the ventilating cylinder 9 can always keep rotating through the power supply, prevent that overheated problem that leads to the circuit to damage can not appear in 4 internal communication equipment of rack, a through-hole 402, No. two through-holes 501 all can dispel the heat, the inside electrostatic precipitator net 11 of side case 5 can prevent to get into rack 4 with the dust simultaneously, 7 the template 16 further blocks that the dust gets into rack 4 through a through-hole 402, inner panel 13 in rack 4 is high temperature resistant insulation board, when communication equipment installs and need drill, can be in 13 upper end operations of inner panel, can not damage rack 4, general communication equipment pass through backup pad 12 installation can.

Claims (10)

1. The utility model provides an outdoor installation rack for communication equipment, includes base (1), telescopic link (2), screw rod sleeve (3), rack (4), side case (5), its characterized in that: the solar energy storage cabinet is characterized in that a screw rod sleeve (3) is connected to the center of the top of the base (1) in a rotating mode, a screw rod (15) is connected to the hollow position inside the screw rod sleeve (3) in a threaded mode, a cabinet (4) is fixedly connected to the top of the screw rod (15), telescopic rods (2) are fixedly connected to the periphery of the bottom of the cabinet (4) and the base (1), a cabinet door (401) is hinged to the front side of the cabinet (4), side boxes (5) are fixedly connected to the left side and the right side of the cabinet (4), supporting rods (10) are fixedly connected to the periphery of the top of the cabinet (4), a rain shielding plate (6) is fixedly connected to the top of the supporting rods (10), solar energy assemblies (7) are mounted to the left side and the right side of the top of the rain shielding plate (6), a fixing box, the utility model discloses a cabinet, including rack (4), cabinet (4), the top is located the equal fixedly connected with draft tube (9) of the fixed box (8) left and right sides, the equal fixedly connected with inner panel (13) of the inside left and right sides of rack (4) and rear side, left and right sides inner panel (13) is from last to equidistant fixedly connected with Contraband type loading board (14) down in proper order in rack (4), set up relatively between Contraband type loading board (14), swing joint has backup pad (12) between Contraband type loading board (14).
2. The outdoor mounting cabinet for communication equipment of claim 1, wherein: fixedly connected with ring flange is cup jointed to lead screw sleeve (3) upper end, and base (1) internally mounted has positive and negative motor, and positive and negative motor top output shaft cup joints and is fixed with the ring flange, and passes through the hold-in range with lead screw sleeve (3) upper end ring flange and be connected, lead screw (15) bottom extends to inside base (1).
3. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the telescopic rod (2) is characterized by further comprising a supporting cylinder (201), a connecting rod (202), a limiting block (203), a spring (204), the limiting block (203) is connected to the hollow position inside the supporting cylinder (201) in a clamped mode, the connecting rod (202) is fixedly connected to the top of the limiting block (203), the top of the connecting rod (202) extends to the outside of the supporting cylinder (201) and is fixedly connected to the bottom of the cabinet (4), and the spring (204) is sleeved at the upper end of the connecting rod (202) in the supporting cylinder (201).
4. The outdoor mounting cabinet for communication equipment of claim 1, wherein: inside dryer (9) intercommunication rack (4), dryer (9) center fixedly connected with braced frame (901), braced frame (901) central point puts bottom fixedly connected with motor (902), and motor (902) top output shaft extends to braced frame (901) upper end fixedly connected with fan (903), braced frame (901) all are equipped with hollow groove all around.
5. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the inner plate (13) is an insulating high-temperature-resistant plate.
6. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the supporting plate (12) is correspondingly clamped with central grooves of Contraband-shaped bearing plates (14) on two sides, and ventilation grooves (1201) are sequentially formed in the upper end of the supporting plate (12) from the front to the back at equal intervals.
7. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the rain shielding plate (6) is in an inverted V shape, the solar assembly (7) is electrically connected with the storage battery (801), and the storage battery (801) supplies power for the communication equipment.
8. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the equal fixedly connected with clamp splice (17) in the left and right sides that side case (5) inside upper and lower end central point put, the joint has electrostatic precipitator net (11) in the recess between clamp splice (17), clamp splice (17) are the triangular prism form, side case (5) bottom corresponds clamp splice (17) inclined plane and is equipped with ash chute (18) that falls.
9. The outdoor mounting cabinet for communication equipment of claim 1, wherein: the utility model discloses a cabinet, including rack (4), rack (4) left and right sides, be equipped with one number through-hole (402) from last to lower equidistance in proper order, one number through-hole (402) run through inner panel (13), intercommunication rack (4) and side case (5), one number through-hole (402) are located the equal fixedly connected with 7 templates (16) in side case (5) upper end, one number through-hole (402) slope sets up downwards.
10. The outdoor mounting cabinet for communication equipment of claim 1, wherein: cabinet (4) one side is kept away from in side case (5) is from last to being equipped with No. two through-holes (501) down the equidistance in proper order, No. two through-holes (501) slope sets up, and is relative with a through-hole (402) incline direction.
CN202020536767.7U 2020-04-13 2020-04-13 Outdoor installation rack for communication equipment Active CN212876240U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020536767.7U CN212876240U (en) 2020-04-13 2020-04-13 Outdoor installation rack for communication equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020536767.7U CN212876240U (en) 2020-04-13 2020-04-13 Outdoor installation rack for communication equipment

Publications (1)

Publication Number Publication Date
CN212876240U true CN212876240U (en) 2021-04-02

Family

ID=75186393

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020536767.7U Active CN212876240U (en) 2020-04-13 2020-04-13 Outdoor installation rack for communication equipment

Country Status (1)

Country Link
CN (1) CN212876240U (en)

Similar Documents

Publication Publication Date Title
CN213151279U (en) Dustproof and moistureproof intelligent power distribution cabinet
CN212876240U (en) Outdoor installation rack for communication equipment
CN116505389B (en) Outdoor ring main unit with good dehumidification effect and application method thereof
CN214337317U (en) Energy-saving heat-dissipation lifting type electric box
CN210040903U (en) Wind-force automatic dust removal switch board
CN214044384U (en) Box-type substation convenient to clearance
CN212726704U (en) Generator is protection device for real time based on under on-line monitoring
CN212875365U (en) Outdoor cable branch box
CN211352682U (en) Rainproof device for outdoor electrical equipment
CN210167696U (en) Distribution box convenient for fixing cable
CN213816853U (en) Novel power distribution cabinet
CN207134651U (en) A kind of dustproof distributor box
CN211234498U (en) Novel raise dust detector for building site
CN113746010B (en) Power supply device of equipment on transmission line iron tower
CN214849771U (en) Multifunctional intelligent power distribution cabinet
CN212936509U (en) High-efficient heat dissipation type electromechanical device is with supplementary heat dissipation equipment
CN214627633U (en) Protective device for heat dissipation of cabinet top
CN219420721U (en) Photovoltaic string installs monitoring vibrating device additional
CN218715785U (en) Protective enclosure structure for house building construction
CN214673500U (en) Multifunctional power box
CN213125314U (en) Outdoor electric power cabinet for controlling distribution electric energy
CN213542741U (en) Integrated ventilator of horizontal fossil fragments under unit curtain
CN210167665U (en) Dustproof and waterproof outdoor hanging switch board of type
CN211509486U (en) Dustproof device for outdoor communication engineering
CN219106871U (en) Electrical engineering is electrical box for automation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210630

Address after: Room 2705, room 2706, 620 Tianhe North Road, Tianhe District, Guangzhou, Guangdong 510630

Patentee after: Guangzhou Zhicheng Hechuang Information Technology Co.,Ltd.

Address before: Room 242, building 18, No.38, Wusi West Road, Chengxi District, Xining City, Qinghai Province

Patentee before: Liu Guangzhou