CN111342887A - Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals - Google Patents

Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals Download PDF

Info

Publication number
CN111342887A
CN111342887A CN202010229480.4A CN202010229480A CN111342887A CN 111342887 A CN111342887 A CN 111342887A CN 202010229480 A CN202010229480 A CN 202010229480A CN 111342887 A CN111342887 A CN 111342887A
Authority
CN
China
Prior art keywords
rotating shaft
bevel gear
machine body
gear
meshed
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.)
Granted
Application number
CN202010229480.4A
Other languages
Chinese (zh)
Other versions
CN111342887B (en
Inventor
计宏炜
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.)
Jiangxi Tianheng communication equipment Co., Ltd
Original Assignee
Wenzhou Gufeng Electronic 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 Wenzhou Gufeng Electronic Technology Co ltd filed Critical Wenzhou Gufeng Electronic Technology Co ltd
Priority to CN202010229480.4A priority Critical patent/CN111342887B/en
Publication of CN111342887A publication Critical patent/CN111342887A/en
Application granted granted Critical
Publication of CN111342887B publication Critical patent/CN111342887B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/18502Airborne stations
    • H04B7/18504Aircraft used as relay or high altitude atmospheric platform
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/18502Airborne stations
    • H04B7/18506Communications with or from aircraft, i.e. aeronautical mobile service
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/02Constructional details
    • H04Q1/08Frames or mounting racks for relays; Accessories therefor

Abstract

The invention discloses portable communication auxiliary equipment capable of being lifted into the air to enhance communication signals, which comprises an inflation mechanism and a supporting mechanism, wherein the inflation mechanism and the supporting mechanism are respectively arranged at the upper part and the lower part of an equipment body, a motor is arranged in the equipment body, the supporting mechanism comprises a first rotating shaft arranged at the lower end of the motor, the first rotating shaft is rotatably arranged in the equipment body, a first gear is arranged at the lower end of the first rotating shaft, the first gear is meshed with a second gear, the second gear is arranged at the upper end of a second rotating shaft, the second rotating shaft is rotatably arranged in the equipment body, the equipment is in a folded state under a normal state, the equipment is convenient for an expedition team to carry, and when the equipment is started to communicate in a place with weak signals or no signals, the equipment can automatically inflate a hydrogen balloon in the equipment.

Description

Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals
Technical Field
The invention relates to the technical field of communication, in particular to portable communication auxiliary equipment capable of being lifted into the air to enhance communication signals.
Background
There are many areas on the earth where people have not developed or even arrived, there may be abundant resources or rare creatures, which are the thoughts of human mind, so people can build exploration teams or research teams to go to these deserted and smokeless areas to explore, in order to ensure the safety of the teams, the people must keep contact with them at all times, but if the exploration areas do not receive communication signals, there is a danger, such as jungles of trees and caverns of humorous, and the areas without communication signals are mostly because the surrounding trees or rocks block the signals, so that the equipment for receiving signals needs to be sent to the open area above the trees or rocks to communicate.
Disclosure of Invention
In view of the above technical deficiencies, the present invention provides a portable communication accessory capable of being raised into the air to enhance communication signals, which can overcome the above deficiencies.
The invention relates to a portable communication auxiliary device capable of being lifted into the air to enhance communication signals, which comprises an inflating mechanism and a supporting mechanism which are respectively arranged at the upper part and the lower part of a machine body, wherein a motor is arranged in the machine body, the supporting mechanism comprises a first rotating shaft arranged at the lower end of the motor, the first rotating shaft is rotatably arranged in the machine body, a first gear is arranged at the lower end of the first rotating shaft, the first gear is meshed with a second gear, the second gear is arranged at the upper end of a second rotating shaft, the second rotating shaft is rotatably arranged in the machine body, a first bevel gear is arranged at the lower end of the second rotating shaft, a worm is arranged in the middle of the second rotating shaft, the worm is meshed with three turbines, the turbines are arranged on a third rotating shaft, the third rotating shaft is rotatably arranged in the machine body, supporting legs are arranged on the third rotating shaft, and fourth rotating shafts are, the lower end of the fourth rotating shaft is provided with a second bevel gear which can be meshed with the first bevel gear, the upper end of the fourth rotating shaft is provided with a third bevel gear, the third bevel gear is meshed with the fourth bevel gear, the fourth bevel gear is arranged on a spline sleeve, the spline sleeve is rotatably arranged in the supporting leg, a spline block is arranged on the spline in the spline sleeve, a screw is arranged on the spline block, the upper end of the supporting leg is rotatably arranged with a reel, and a rope is wound on the reel.
Advantageously, the inflation mechanism comprises a fifth rotating shaft mounted at the upper end of the motor, the fifth rotating shaft is rotatably mounted in the machine body, a first incomplete bevel gear and a second incomplete bevel gear which can be meshed with the fifth bevel gear are mounted at the upper end of the fifth rotating shaft, the fifth bevel gear is mounted on a sixth rotating shaft, the sixth rotating shaft is rotatably mounted in the machine body, a valve is mounted at the left end of the sixth rotating shaft, the valve is mounted on an inflation tube, the inflation tube is mounted on a compressed hydrogen tank at the lower part, the compressed hydrogen tank is arranged in the middle of the machine body, and a balloon is sleeved at the opening of the inflation tube.
Advantageously, a sixth bevel gear is further mounted on the sixth rotating shaft, the sixth bevel gear is meshed with a seventh bevel gear, the seventh bevel gear is arranged on a sleeve shaft, the sleeve shaft is rotatably arranged at the upper part of the machine body, a third gear is arranged on the sleeve shaft, the third gear is meshed with the two rack blocks, the upper ends of the rack blocks are provided with connecting rods, the upper ends of the connecting rods are provided with anti-falling blocks, the upper end of the anti-falling block is provided with ratchets which can drive the ratchet wheel to rotate when sliding outwards, the ratchet wheel is rotatably arranged on the upper part of the machine body, the ratchet wheel is matched with the ratchet plate, the ratchet plate is arranged in the communication module in a left-right sliding mode, the rope is connected to the communication module, ratchet bars capable of being mutually inserted and fixed are arranged on the inner sides of the ratchet plates, and combined release ports through which the ratchet plates can pass are arranged above the ratchet plates.
The beneficial effects are that: the equipment is in a folded state under a normal state, is convenient for exploration teams to carry, and can automatically inflate a hydrogen balloon in the equipment and send the signal receiving equipment into the air by starting the equipment when the signal is weak or no signal is available for local communication.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a portable communication accessory capable of being raised into the air to enhance communication signals in accordance with the present invention;
FIG. 2 is an enlarged view of a portion "A" in FIG. 1;
FIG. 3 is a schematic sectional view taken along the direction "B-B" in FIG. 1;
FIG. 4 is a schematic sectional view of the structure of FIG. 1 taken along the direction of "C-C";
FIG. 5 is a schematic sectional view of the structure of FIG. 1 taken along the direction "D-D".
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a portable communication auxiliary device capable of being lifted into the air to enhance communication signals, which comprises an inflating mechanism and a supporting mechanism which are respectively arranged at the upper part and the lower part of a machine body 1, wherein a motor 2 is arranged in the machine body 1, the supporting mechanism comprises a first rotating shaft 3 arranged at the lower end of the motor 2, the first rotating shaft 3 is rotatably arranged in the machine body 1, a first gear 4 is arranged at the lower end of the first rotating shaft 3, the first gear 4 is meshed with a second gear 5, the second gear 5 is arranged at the upper end of a second rotating shaft 6, the second rotating shaft 6 is rotatably arranged in the machine body 1, a first bevel gear 7 is arranged at the lower end of the second rotating shaft 6, a worm 8 is arranged in the middle of the second rotating shaft 6, the worm 8 is meshed with three turbines 9, the turbines 9 are arranged on a third rotating shaft 10, and the third rotating shaft 10 is rotatably arranged in the machine, the supporting leg comprises a third rotating shaft 10, a supporting leg 11 is installed on the third rotating shaft 10, a fourth rotating shaft 12 is installed in the supporting leg 11 in a rotating mode, a second bevel gear 13 capable of being meshed with a first bevel gear 7 is installed at the lower end of the fourth rotating shaft 12, a third bevel gear 14 is installed at the upper end of the fourth rotating shaft 12, the third bevel gear 14 is meshed with a fourth bevel gear 16, the fourth bevel gear 16 is installed on a spline housing 17, the spline housing 17 is installed in the supporting leg 11 in a rotating mode, a spline block 18 is installed on a spline in the spline housing 17, a screw 19 is installed on the spline block 18, a reel 20 is installed at the upper end of a supporting leg 1 in a rotating mode, and a rope 21 is wound on the reel.
Advantageously, the inflation mechanism comprises a fifth rotating shaft 22 mounted at the upper end of the motor 2, the fifth rotating shaft 22 is rotatably mounted in the machine body 1, a first incomplete bevel gear 23 and a second incomplete bevel gear 24 which can be meshed with a fifth bevel gear 25 are mounted at the upper end of the fifth rotating shaft 22, the fifth bevel gear 25 is mounted on a sixth rotating shaft 26, the sixth rotating shaft 26 is rotatably mounted in the machine body 1, a valve 28 is mounted at the left end of the sixth rotating shaft 26, the valve 28 is mounted on an inflation tube 29, the inflation tube 29 is mounted on a compressed hydrogen tank 30, the compressed hydrogen tank 30 is arranged in the middle of the machine body 1, and a balloon 40 is sleeved at the orifice of the inflation tube 29.
Advantageously, a sixth bevel gear 27 is further mounted on the sixth rotating shaft 26, the sixth bevel gear 27 is engaged with a seventh bevel gear 31, the seventh bevel gear 31 is mounted on a sleeve shaft 32, the sleeve shaft 32 is rotatably mounted on the upper portion of the machine body 1, a third gear 33 is mounted on the sleeve shaft 32, the third gear 33 is engaged with two rack blocks 34, a connecting rod 35 is mounted at the upper end of each rack block 34, an anti-disengaging block 36 is mounted at the upper end of the connecting rod 35, ratchet teeth capable of driving a ratchet wheel 37 to rotate when sliding outwards are arranged at the upper end of the anti-disengaging block 36, the ratchet wheel 37 is rotatably mounted on the upper portion of the machine body 1, the ratchet wheel 37 is engaged with a ratchet plate 38, the ratchet plate 38 is slidably mounted in a communication module 39 from left to right, the rope 21 is connected to the communication module 39, and a ratchet rack 42 capable of being inserted and fixed into each other is arranged inside the ratchet, a release opening 41 through which the combined ratchet plate 38 can pass is arranged above the ratchet plate 38.
In the initial state, the supporting leg 11 is in a vertical state, the first bevel gear 7 is not meshed with the second bevel gear 13, and the fifth bevel gear 25 is meshed with the second incomplete bevel gear 24 and is not meshed with the first incomplete bevel gear 23 in the closed state of the valve;
when the operation is started, the motor 2 is started, so as to drive the first rotating shaft 3 and the fifth rotating shaft 22 to rotate, the first rotating shaft 3 drives the first gear 4 to rotate, so as to drive the second gear 5 to rotate, so as to drive the second rotating shaft 6 to rotate, so as to drive the worm 7 and the worm 8 to rotate, the worm 8 drives the worm wheel 9 to rotate, so as to drive the supporting leg 11 to rotate to the horizontal level, so that the second bevel gear 13 is meshed with the first bevel gear 7, so as to drive the first bevel gear 7 to drive the second bevel gear 13 to rotate, so as to drive the fourth rotating shaft 12 to rotate, so as to drive the third bevel gear 14 to rotate, so as to drive the fourth bevel gear 16 to rotate, so as to drive the spline housing 17 to rotate, so as to drive the screw 19 to rotatably drill into the ground for fixation, meanwhile, the fifth rotating shaft 22 drives the first incomplete bevel gear 23 and the second, thereby rotating the sixth rotating shaft 26 to open the valve 28, thereby inflating the balloon 40 on the inflation tube 29, rotating the sixth rotating shaft 26 to rotate the sixth bevel gear 27, thereby rotating the seventh bevel gear 31, thereby rotating the sleeve shaft 32, thereby rotating the third gear 33, thereby driving the rack block 34 to slide inward, thereby driving the anti-dropping block 36 to slide inward to press the balloon 40 on the inflation tube 29 to prevent dropping, thereafter, the second incomplete bevel gear 24 continues to rotate and separate from the fifth bevel gear 25, the first incomplete bevel gear 23 continues to rotate and mesh with the fifth bevel gear 25, thereby causing the first incomplete bevel gear 23 to drive the fifth bevel gear 25 to rotate, thereby driving the sixth rotating shaft 26 to rotate in reverse, thereby closing the valve 28, and driving the anti-dropping block 36 to slide outward to release the balloon 40, and simultaneously driving the ratchet wheel 37 to rotate, thereby driving the ratchet wheel 38 to slide inward to insert the ratchet wheel 42 into the ratchet wheel 38 for fixation, and clamps the balloon 40 so that the hydrogen filled balloon 40 is raised into the air with the communication module 39.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (3)

1. A portable communication auxiliary device capable of being lifted into the air to enhance communication signals comprises an inflating mechanism and a supporting mechanism which are respectively arranged at the upper part and the lower part of a machine body, wherein a motor is arranged in the machine body, the supporting mechanism comprises a first rotating shaft arranged at the lower end of the motor, the first rotating shaft is rotatably arranged in the machine body, a first gear is arranged at the lower end of the first rotating shaft and is meshed with a second gear, the second gear is arranged at the upper end of a second rotating shaft, the second rotating shaft is rotatably arranged in the machine body, a first bevel gear is arranged at the lower end of the second rotating shaft, a worm is arranged in the middle of the second rotating shaft and is meshed with three turbines, the turbines are arranged on a third rotating shaft, the third rotating shaft is rotatably arranged in the machine body, supporting legs are arranged on the third rotating shaft, and a fourth rotating shaft is rotatably arranged in the supporting legs, the lower end of the fourth rotating shaft is provided with a second bevel gear which can be meshed with the first bevel gear, the upper end of the fourth rotating shaft is provided with a third bevel gear, the third bevel gear is meshed with the fourth bevel gear, the fourth bevel gear is arranged on a spline sleeve, the spline sleeve is rotatably arranged in the supporting leg, a spline block is arranged on the spline in the spline sleeve, a screw is arranged on the spline block, the upper end of the supporting leg is rotatably arranged with a reel, and a rope is wound on the reel.
2. The portable communications accessory of claim 1, wherein the portable communications accessory is configured to be raised into the air to enhance communications signals: the inflation mechanism comprises a fifth rotating shaft arranged at the upper end of the motor, the fifth rotating shaft is rotatably arranged in the machine body, a first incomplete bevel gear and a second incomplete bevel gear which can be meshed with the fifth bevel gear are arranged at the upper end of the fifth rotating shaft, the fifth bevel gear is arranged on a sixth rotating shaft, the sixth rotating shaft is rotatably arranged in the machine body, a valve is arranged at the left end of the sixth rotating shaft, the valve is arranged on an inflation pipe, the inflation pipe is arranged on a compressed hydrogen tank, the compressed hydrogen tank is arranged in the middle of the machine body, and a balloon is sleeved at the opening of the inflation pipe.
3. The portable communications accessory of claim 2, wherein the portable communications accessory is configured to be raised into the air to enhance communications signals: a sixth bevel gear is also arranged on the sixth rotating shaft and meshed with the seventh bevel gear, the seventh bevel gear is arranged on a sleeve shaft, the sleeve shaft is rotatably arranged at the upper part of the machine body, a third gear is arranged on the sleeve shaft, the third gear is meshed with the two rack blocks, the upper ends of the rack blocks are provided with connecting rods, the upper ends of the connecting rods are provided with anti-falling blocks, the upper end of the anti-falling block is provided with ratchets which can drive the ratchet wheel to rotate when sliding outwards, the ratchet wheel is rotatably arranged on the upper part of the machine body, the ratchet wheel is matched with the ratchet plate, the ratchet plate is arranged in the communication module in a left-right sliding mode, the rope is connected to the communication module, ratchet bars capable of being mutually inserted and fixed are arranged on the inner sides of the ratchet plates, and combined release ports through which the ratchet plates can pass are arranged above the ratchet plates.
CN202010229480.4A 2020-03-27 2020-03-27 Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals Active CN111342887B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010229480.4A CN111342887B (en) 2020-03-27 2020-03-27 Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010229480.4A CN111342887B (en) 2020-03-27 2020-03-27 Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals

Publications (2)

Publication Number Publication Date
CN111342887A true CN111342887A (en) 2020-06-26
CN111342887B CN111342887B (en) 2020-12-01

Family

ID=71182790

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010229480.4A Active CN111342887B (en) 2020-03-27 2020-03-27 Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals

Country Status (1)

Country Link
CN (1) CN111342887B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112040341A (en) * 2020-08-19 2020-12-04 赖夏新 5G signal base station equipment capable of providing self protection according to external environment
CN112317701A (en) * 2020-09-17 2021-02-05 繁昌县琪鑫铸造有限公司 Sand mold composite forming equipment

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020069017A1 (en) * 1995-08-14 2002-06-06 Schmier Kenneth J. Public transit vehicle arrival information system
US20060041345A1 (en) * 2004-08-09 2006-02-23 Darrell Metcalf System for safely disabling and re-enabling the manual vehicle control input of aircraft and other vehicles
CN1926719A (en) * 2003-12-04 2007-03-07 约翰·雷蒙德·Jr.·埃西格 Modular inflatable multifunction field-deployable apparatus and methods of manufacture
CN201690616U (en) * 2010-01-06 2010-12-29 张三川 Mobile communication air base station
CN102141627A (en) * 2010-02-03 2011-08-03 中国科学院光电研究院 Burst type navigation signal system and receiving method
US8157205B2 (en) * 2006-03-04 2012-04-17 Mcwhirk Bruce Kimberly Multibody aircrane
US20130199399A1 (en) * 2011-07-27 2013-08-08 Autoliv Asp, Inc. Hydrogen enhanced reactive gas inflator
CN106984051A (en) * 2017-01-24 2017-07-28 王乾 A kind of kite of new detection haze
CN109687900A (en) * 2019-02-28 2019-04-26 重庆大学 A kind of air-ground integrated coverage enhancement method and system in the day of automatic adjusument

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020069017A1 (en) * 1995-08-14 2002-06-06 Schmier Kenneth J. Public transit vehicle arrival information system
CN1926719A (en) * 2003-12-04 2007-03-07 约翰·雷蒙德·Jr.·埃西格 Modular inflatable multifunction field-deployable apparatus and methods of manufacture
US20060041345A1 (en) * 2004-08-09 2006-02-23 Darrell Metcalf System for safely disabling and re-enabling the manual vehicle control input of aircraft and other vehicles
US8157205B2 (en) * 2006-03-04 2012-04-17 Mcwhirk Bruce Kimberly Multibody aircrane
CN201690616U (en) * 2010-01-06 2010-12-29 张三川 Mobile communication air base station
CN102141627A (en) * 2010-02-03 2011-08-03 中国科学院光电研究院 Burst type navigation signal system and receiving method
US20130199399A1 (en) * 2011-07-27 2013-08-08 Autoliv Asp, Inc. Hydrogen enhanced reactive gas inflator
CN106984051A (en) * 2017-01-24 2017-07-28 王乾 A kind of kite of new detection haze
CN109687900A (en) * 2019-02-28 2019-04-26 重庆大学 A kind of air-ground integrated coverage enhancement method and system in the day of automatic adjusument

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
GUDI SIVA LEELA KRISHNA CHAND: "《Drone Based Wireless Mesh Network for Disaster/Military Environment》", 《JOURNAL OF COMPUTER AND COMMUNICATIONS》 *
黑沫: "《精密谐波齿轮传动系统建模与控制方法研究》", 《中国优秀硕士学位论文全文数据库》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112040341A (en) * 2020-08-19 2020-12-04 赖夏新 5G signal base station equipment capable of providing self protection according to external environment
CN112317701A (en) * 2020-09-17 2021-02-05 繁昌县琪鑫铸造有限公司 Sand mold composite forming equipment

Also Published As

Publication number Publication date
CN111342887B (en) 2020-12-01

Similar Documents

Publication Publication Date Title
CN111342887B (en) Portable communication auxiliary equipment capable of being lifted into air to enhance communication signals
CN102600562B (en) Building life-saving device
CN205516079U (en) Survey fishing device in pit
CN203763775U (en) Foldable crawling body builder with linkage mechanisms
CN104787197A (en) Automatic electric fitness exercise foldable vehicle
CN112278830A (en) Barreled water placing equipment
WO2016165195A1 (en) Automatic electric body building exercise folding vehicle
CN201996002U (en) Folding bed
CN104627297A (en) Automatic folding electric bicycle
CN202569245U (en) Deep shaft rescue device
CN204527480U (en) A kind of automatic electric exercise folded bicycle
CN206279892U (en) Electric lock and its control system
CN204606082U (en) Auto-folder Electrical Bicycle
CN115384703A (en) Be applied to VC shallow drilling equipment's winding and unwinding devices
CN210416158U (en) Sun-proof driver's cabin of container crane
CN112960607A (en) Lifting device for assisting in replacing barreled water for water dispenser
CN113184734B (en) A rescue device for hydraulic engineering
CN219530437U (en) Laser surveying instrument
CN112502526A (en) Mobile 5G emergency base station and use method thereof
CN111865391A (en) Outdoor communication signal reinforcing means
CN113771008B (en) Waist-back type portable operation tool booster
CN219457045U (en) Electric power safety warning sign
CN111501982B (en) Rail mounted sewer filter screen
CN205206418U (en) Drive mechanism of telescopic garage
CN116743198B (en) Anti-interference wireless communication device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20201110

Address after: 344000 building B13, phase II, electronic industrial park, Hedong Industrial Park, Nancheng County, Fuzhou City, Jiangxi Province

Applicant after: Jiangxi Tianheng communication equipment Co., Ltd

Address before: 325000 room 521, Xindu building, Nanhui street railway station, Lucheng District, Wenzhou City, Zhejiang Province

Applicant before: Wenzhou Gufeng Electronic Technology Co.,Ltd.

GR01 Patent grant
GR01 Patent grant