CN110366343A - A kind of telecommunication 5G pilot location mode - Google Patents

A kind of telecommunication 5G pilot location mode Download PDF

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Publication number
CN110366343A
CN110366343A CN201910662675.5A CN201910662675A CN110366343A CN 110366343 A CN110366343 A CN 110366343A CN 201910662675 A CN201910662675 A CN 201910662675A CN 110366343 A CN110366343 A CN 110366343A
Authority
CN
China
Prior art keywords
threaded rod
containing cavities
base station
fixed
transport case
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Withdrawn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
CN201910662675.5A
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Chinese (zh)
Inventor
张以谦
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.)
Jiaxing Babi Trading Co Ltd
Original Assignee
Jiaxing Babi Trading 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 Jiaxing Babi Trading Co Ltd filed Critical Jiaxing Babi Trading Co Ltd
Priority to CN201910662675.5A priority Critical patent/CN110366343A/en
Publication of CN110366343A publication Critical patent/CN110366343A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings
    • H05K5/0234Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1401Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Handcart (AREA)

Abstract

The invention discloses a kind of telecommunication 5G pilot location modes, wherein, telecommunication 5G pilot distribution apparatus includes transport case and the containing cavities that are set in the transport case, the containing cavities upward opening, rotatably upper threaded rod is equipped in the containing cavities, screw shell is threaded on the upper threaded rod, four support plates are fixed on the upper screw shell periphery, the support plate is circumferentially uniformly distributed along the upper screw shell, upper and lower perforative through hole is equipped in the support plate of left and right, the configuration of the present invention is simple, use simplicity, facilitate installation, convenient transport, the present invention is transported to after designated position, the present invention can be by base station auto-extending, simultaneously, wheel is equipped in the present invention, can the direct pull present invention move, 5G pilot is improved in the process to base station conevying efficiency, to convenient Technical staff is transformed base station, repairs.

Description

A kind of telecommunication 5G pilot location mode
Technical field
The present invention relates to communication machinery technical field, specially a kind of telecommunication 5G pilot location mode.
Background technique
With the development of science and technology, the 5G epoch that the communication technology comes into, when 5G in addition to being also equipped with highly reliable, low at high speed Prolong, low-power consumption two key properties of big connection, tele-medicine, Industry Control, long-range driving, smart city, intelligence can be pushed significantly The applications such as intelligent household are popularized, and the pilot work that current some cities have had begun 5G needs during pilot by 5G base Station is installed on designated position, in the use process of the base station 5G, due to the immature equal other reasons of technology, needs multiple to base station It improves or replaces, this requires base station install convenient, convenient transports, in view of the above-mentioned problems, proposing the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of telecommunication 5G pilot location modes, overcome above-mentioned ask Topic.
The present invention is achieved through the following technical solutions.
A kind of telecommunication 5G pilot location mode of the invention, wherein telecommunication 5G pilot distribution apparatus includes transport Case and the containing cavities being set in the transport case, the containing cavities upward opening are equipped in the containing cavities rotatable Upper threaded rod is threaded with screw shell on the upper threaded rod, is fixed with four on the upper screw shell periphery A support plate, the support plate are circumferentially uniformly distributed along the upper screw shell, are equipped in the support plate of left and right and are run through up and down Through hole;
Containing cavities bottom wall bilateral symmetry is fixed with fixed column, the fixed column pass through the through hole and with the perforation Hole inner wall is slidably connected, and the upper end face of support plate is fixed with support rod, is set in the containing cavities there are four base station, the base It stands and is equipped with two groups of fasteners symmetrical above and below, the fastener, which is covered, to be fixed on the support rod by fixed screw, when need When using the base station, the upper threaded rod is rotated, makes the support plate that the base station be driven to rise;
Symmetrical installation cavity is equipped in the transport case, the installation cavity is open out, rotatable in the installation cavity Equipped with lower threaded rod, sliding is equipped with the lower screw shell that is threadedly coupled with the lower threaded rod in the installation cavity, control described in Lower screw shell is located remotely from each other one end and is hingedly equipped with mounting plate by the installation axle, and the left and right mounting plate is located remotely from each other one End is fixed with fixed plate, and fixation symmetrical above and below is equipped in the fixed plate and moves hole, the fixation moves hole or so through described Fixed plate;
After the transport case is placed in suitable position by being technically characterized in that of this method, the lower threaded rod is rotated, under described Screw shell drives the fixed plate to move out, and the fixed plate is rotated to ground and is offseted, is led to screw using electric drill It crosses the dynamic hole of the fixation and pierces ground, so that the transport case is fixed, rotate the upper threaded rod, the upper thread bush Cylinder drives the support rod to rise by the support plate, to make that the base station is driven to rise, when the base station rises to conjunction When suitable height, stop operating the upper threaded rod.
Further technical solution, is equipped with downwardly open tire containing cavities in the transport case, before the tire containing cavities After be symmetrical arranged, the transport case front/rear end is equipped with the spring groove that be connected to the tire containing cavities, cunning in the spring groove It is dynamic to be equipped with sliding shoe, the tire axis for being rotatably connected to the sliding shoe, the tire containing cavities are equipped in the tire containing cavities In be equipped with and be fixedly connected on the tire of the tire axis, be connected with press bullet between the sliding shoe and the spring groove bottom wall Spring, be equipped with the location hole being open to the right in the sliding shoe, and the transport case front/rear end is equipped with to be connected to the spring groove Sliding slot, sliding is equipped with slide bar in the sliding slot, and the pull rod chamber of upward opening is equipped in the transport case, is slided in the pull rod chamber Equipped with pull rod, the pull rod upper end is extended on the upside of transport case, is connected with connection between the pull rod and pull rod bottom of chamber wall Spring;
This method be technically characterized in that pilot after when needing to transport base station equipment, by the base station accommodation to the receipts It receives in chamber, the slide bar is inserted into the location hole, the tire is made to offset with ground by sliding shoe described in slide downward, will The screw that the fixation is moved on hole is removed, and is started the lower motor reversion and is stored the fixed plate into the installation cavity, draws The pull rod is moved to transport the transport case.
Further technical solution is equipped with cavity in described containing cavities or so inner wall, is fixed with rotation axis in the cavity, Closed plate is hingedly installed in the rotation axis;
This method is technically characterized in that when the base station accommodation is in the containing cavities, and the closed plate is by the storage Chamber closing.
Further technical solution is equipped with power cavity in the transport case, and the upper threaded rod lower end extends to the power In chamber, the upper motor being connected by power with the upper threaded rod is equipped in the power cavity, the lower threaded rod extends to described dynamic In power chamber, the lower motor being connected by power with the lower threaded rod is equipped in the power cavity;
This method is technically characterized in that the upper motor driving upper threaded rod rotation, under the lower motor driving is described Threaded rod rotation.
Beneficial effects of the present invention: the configuration of the present invention is simple facilitates installation, convenient transport will be of the invention using simplicity Transport to after designated position, the present invention can by base station auto-extending, meanwhile, wheel is equipped in the present invention, can direct pull this hair It is bright to be moved, 5G pilot is improved in the process to base station conevying efficiency, so that technical staff be facilitated to be transformed, tie up to base station It repairs.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only to invent Some embodiments for those of ordinary skill in the art without creative efforts, can also basis These attached drawings obtain other attached drawings.
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is structural schematic diagram at A-A in Fig. 1;
Fig. 3 is the positive structure diagram of Fig. 1;
Fig. 4 is structural schematic diagram at B-B in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-4, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
A kind of telecommunication 5G pilot location mode in conjunction with described in attached drawing 1-4, wherein the distribution of telecommunication 5G pilot is set The standby containing cavities 11 for including transport case 10 and being set in the transport case 10,11 upward opening of containing cavities, the receipts Receive and be equipped with rotatably upper threaded rod 33 in chamber 11, be threaded with screw shell 32 on the upper threaded rod 33, it is described on Four support plates 24 are fixed on 32 periphery of screw shell, the support plate 24 is circumferential uniformly along the upper screw shell 32 It is distributed, upper and lower perforative through hole 35 is equipped in the support plate 24 of left and right;
11 bottom wall of containing cavities bilateral symmetry is fixed with fixed column 25, the fixed column 25 pass through the through hole 35 and with 35 inner wall of through hole is slidably connected, and 24 upper surface of support plate is fixed with support rod 29, sets in the containing cavities 11 There are four base station 27, the base station 27 is equipped with two groups of fasteners 28 symmetrical above and below, and 28 sets of the fastener in the support rod 29 It is upper to be fixed by fixed screw 26, when needing using the base station 27, the upper threaded rod 33 is rotated, the support is made Plate 24 drives the base station 27 to rise;
Symmetrical installation cavity 21 is equipped in the transport case 10, the installation cavity 21 is open out, in the installation cavity 21 It is rotatably equipped with lower threaded rod 18, sliding is equipped with the lower screw thread being threadedly coupled with the lower threaded rod 18 in the installation cavity 21 Sleeve 19, the left and right lower screw shell 19 are located remotely from each other one end and are hingedly equipped with mounting plate 20 by the installation axle 15, left The right mounting plate 20 is located remotely from each other one end and is fixed with fixed plate 22, and it is dynamic to be equipped with fixation symmetrical above and below in the fixed plate 22 Hole 23, the fixation move hole 23 or so and run through the fixed plate 22.
Valuably, downwardly open tire containing cavities 38,38 front and back of tire containing cavities are equipped in the transport case 10 It is symmetrical arranged, 10 front/rear end of transport case is equipped with the spring groove 44 being connected to the tire containing cavities 38, the spring groove Sliding is equipped with sliding shoe 41 in 44, is equipped with the tire axis 36 for being rotatably connected to the sliding shoe 41 in the tire containing cavities 38, The tire 37 for being fixedly connected on the tire axis 36, the sliding shoe 41 and the spring groove are equipped in the tire containing cavities 38 It is connected with top pressure spring 43 between 44 bottom walls, is equipped with the location hole 42 being open to the right, the transport case 10 in the sliding shoe 41 Front/rear end is equipped with the sliding slot 39 being connected to the spring groove 44, and sliding is equipped with slide bar 40, the transport case in the sliding slot 39 The pull rod chamber 14 of upward opening is equipped in 10, sliding is equipped with pull rod 12 in the pull rod chamber 14, and 12 upper end of pull rod extends to 10 upside of transport case, is connected with connecting spring 13 between the pull rod 12 and 14 bottom wall of pull rod chamber.
Valuably, it is equipped with cavity 34 in 11 or so the inner wall of containing cavities, is fixed with rotation axis 30 in the cavity 34, Closed plate 31 is hingedly installed in the rotation axis 30.
Valuably, power cavity 16 is equipped in the transport case 10, upper 33 lower end of threaded rod extends to the power cavity In 16, the upper motor 45 being connected by power with the upper threaded rod 33 is equipped in the power cavity 16, the lower threaded rod 18 extends To in the power cavity 16, the lower motor 17 being connected by power with the lower threaded rod 18 is equipped in the power cavity 16.
In the following, applicant with reference to attached drawing 1-4 and will be described above specifically to introduce a kind of telecommunication of the application 5G pilot location mode:
After the transport case 10 is placed in suitable position, starting the lower motor 17 rotates the lower threaded rod 18, described Lower screw shell 19 drives the fixed plate 22 to move out, and the lower screw shell 19 moves the lower motor after a distance 17 stop, and by the fixed plate 22 rotation to offseting with ground, screw are moved hole 23 by the fixation using electric drill and pierces ground Face, so that the transport case 10 is fixed;
The closed plate 31 is rotated to be into plumbness, opens the containing cavities 11, starting the upper motor 45 makes on described Threaded rod 33 rotates, and the upper screw shell 32 drives the support rod 29 to rise by the support plate 24, to make to drive The base station 27 rises, and when the base station 27 rises to proper height, stop operating the upper threaded rod 33;
When needing to transport base station equipment after pilot, start the upper reversion of motor 45 for the base station 27 storage to the receipts It receives in chamber 11, the closed plate 31 is rotated, close the containing cavities 11;
The slide bar 40 is inserted into the location hole 42 by sliding shoe 41 described in slide downward, makes the tire 37 and ground phase It supports, the screw on hole 23 is moved into the fixation and is removed, start the lower reversion of motor 17 and store the fixed plate 22 to described In installation cavity 21;
Pull the pull rod 12 that can easily transport the transport case 10.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.

Claims (4)

1. a kind of telecommunication 5G pilot location mode, wherein telecommunication 5G pilot distribution apparatus includes transport case and setting Containing cavities in the transport case, the containing cavities upward opening are equipped with rotatably upper threaded rod, institute in the containing cavities It states and is threaded with screw shell on threaded rod, be fixed with four support plates, institute on the upper screw shell periphery It states support plate to be circumferentially uniformly distributed along the upper screw shell, upper and lower perforative through hole is equipped in the support plate of left and right;
Containing cavities bottom wall bilateral symmetry is fixed with fixed column, the fixed column pass through the through hole and with the perforation Hole inner wall is slidably connected, and the upper end face of support plate is fixed with support rod, is set in the containing cavities there are four base station, the base It stands and is equipped with two groups of fasteners symmetrical above and below, the fastener, which is covered, to be fixed on the support rod by fixed screw, when need When using the base station, the upper threaded rod is rotated, makes the support plate that the base station be driven to rise;
Symmetrical installation cavity is equipped in the transport case, the installation cavity is open out, rotatable in the installation cavity Equipped with lower threaded rod, sliding is equipped with the lower screw shell that is threadedly coupled with the lower threaded rod in the installation cavity, control described in Lower screw shell is located remotely from each other one end and is hingedly equipped with mounting plate by the installation axle, and the left and right mounting plate is located remotely from each other one End is fixed with fixed plate, and fixation symmetrical above and below is equipped in the fixed plate and moves hole, the fixation moves hole or so through described Fixed plate;
After the transport case is placed in suitable position by being technically characterized in that of this method, the lower threaded rod is rotated, under described Screw shell drives the fixed plate to move out, and the fixed plate is rotated to ground and is offseted, is led to screw using electric drill It crosses the dynamic hole of the fixation and pierces ground, so that the transport case is fixed, rotate the upper threaded rod, the upper thread bush Cylinder drives the support rod to rise by the support plate, to make that the base station is driven to rise, when the base station rises to conjunction When suitable height, stop operating the upper threaded rod.
2. a kind of telecommunication 5G pilot location mode according to claim 1, wherein be equipped in the transport case downward The tire containing cavities of opening, the tire containing cavities front and back are symmetrical arranged, and the transport case front/rear end is equipped with and the tire The spring groove of containing cavities connection, sliding is equipped with sliding shoe in the spring groove, is equipped with and is rotatably connected in the tire containing cavities The tire axis of the sliding shoe is equipped with the tire for being fixedly connected on the tire axis, the sliding shoe in the tire containing cavities It is connected with top pressure spring between the spring groove bottom wall, is equipped with the location hole being open to the right, the transport in the sliding shoe Case front/rear end is equipped with the sliding slot being connected to the spring groove, and sliding is equipped with slide bar in the sliding slot, is equipped in the transport case The pull rod chamber of upward opening, sliding is equipped with pull rod in the pull rod chamber, and the pull rod upper end extends on the upside of transport case, the drawing Connecting spring is connected between bar and pull rod bottom of chamber wall;
This method be technically characterized in that pilot after when needing to transport base station equipment, by the base station accommodation to the receipts It receives in chamber, the slide bar is inserted into the location hole, the tire is made to offset with ground by sliding shoe described in slide downward, will The screw that the fixation is moved on hole is removed, and is started the lower motor reversion and is stored the fixed plate into the installation cavity, draws The pull rod is moved to transport the transport case.
3. a kind of telecommunication 5G pilot location mode according to claim 1, wherein in described containing cavities or so inner wall Equipped with cavity, it is fixed with rotation axis in the cavity, closed plate is hingedly installed in the rotation axis;
This method is technically characterized in that when the base station accommodation is in the containing cavities, and the closed plate is by the storage Chamber closing.
4. a kind of telecommunication 5G pilot location mode according to claim 1, wherein be equipped with power in the transport case Chamber, the upper threaded rod lower end extend in the power cavity, are equipped in the power cavity and are connected by power with the upper threaded rod Upper motor, the lower threaded rod extends in the power cavity, is equipped in the power cavity and the lower threaded rod power connects The lower motor connect;
This method is technically characterized in that the upper motor driving upper threaded rod rotation, under the lower motor driving is described Threaded rod rotation.
CN201910662675.5A 2019-07-22 2019-07-22 A kind of telecommunication 5G pilot location mode Withdrawn CN110366343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910662675.5A CN110366343A (en) 2019-07-22 2019-07-22 A kind of telecommunication 5G pilot location mode

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Application Number Priority Date Filing Date Title
CN201910662675.5A CN110366343A (en) 2019-07-22 2019-07-22 A kind of telecommunication 5G pilot location mode

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111031717A (en) * 2019-11-26 2020-04-17 深圳市科信通信技术股份有限公司 Support device and cabinet
CN112333941A (en) * 2020-10-26 2021-02-05 吴双 Communication terminal and communication method
CN112787064A (en) * 2020-12-31 2021-05-11 江苏嘉康机械制造有限公司 Portable signal enhancement mechanism of movable

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205176266U (en) * 2015-10-28 2016-04-20 安徽四创电子股份有限公司 Motor -driven large -scale air traffic control secondary radar of formula
CN206851232U (en) * 2017-05-18 2018-01-05 泉州市歌天电子商务有限公司 A kind of communication cabinet with radiating and locomotive function
CN108185906A (en) * 2018-01-31 2018-06-22 何华勇 A kind of service robot device
CN207915778U (en) * 2017-12-02 2018-09-28 无锡汇欧陶瓷有限公司 A kind of ceramic tile cutting device being moved easily
CN108732644A (en) * 2018-06-12 2018-11-02 韩磊 A kind of removable civil aviation synoptic weather observation and HERALD equipment
CN208970033U (en) * 2018-11-05 2019-06-11 南京交通职业技术学院 A kind of alarm board fixing rack for building easy to remove
CN109879204A (en) * 2019-03-22 2019-06-14 中铁建设集团设备安装有限公司 A kind of building installation engineering Special elevator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205176266U (en) * 2015-10-28 2016-04-20 安徽四创电子股份有限公司 Motor -driven large -scale air traffic control secondary radar of formula
CN206851232U (en) * 2017-05-18 2018-01-05 泉州市歌天电子商务有限公司 A kind of communication cabinet with radiating and locomotive function
CN207915778U (en) * 2017-12-02 2018-09-28 无锡汇欧陶瓷有限公司 A kind of ceramic tile cutting device being moved easily
CN108185906A (en) * 2018-01-31 2018-06-22 何华勇 A kind of service robot device
CN108732644A (en) * 2018-06-12 2018-11-02 韩磊 A kind of removable civil aviation synoptic weather observation and HERALD equipment
CN208970033U (en) * 2018-11-05 2019-06-11 南京交通职业技术学院 A kind of alarm board fixing rack for building easy to remove
CN109879204A (en) * 2019-03-22 2019-06-14 中铁建设集团设备安装有限公司 A kind of building installation engineering Special elevator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111031717A (en) * 2019-11-26 2020-04-17 深圳市科信通信技术股份有限公司 Support device and cabinet
CN112333941A (en) * 2020-10-26 2021-02-05 吴双 Communication terminal and communication method
CN112787064A (en) * 2020-12-31 2021-05-11 江苏嘉康机械制造有限公司 Portable signal enhancement mechanism of movable

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Application publication date: 20191022

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