CN209354847U - RFID label tag direction self-stabilization device for underground utilities positioning - Google Patents
RFID label tag direction self-stabilization device for underground utilities positioning Download PDFInfo
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- CN209354847U CN209354847U CN201822056774.2U CN201822056774U CN209354847U CN 209354847 U CN209354847 U CN 209354847U CN 201822056774 U CN201822056774 U CN 201822056774U CN 209354847 U CN209354847 U CN 209354847U
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- rfid label
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Abstract
This application discloses a kind of RFID label tag direction self-stabilization devices for underground utilities positioning.The RFID label tag direction self-stabilization device for being used for underground utilities positioning includes RFID label tag, and build the first sphere and the second sphere of self-stabilization environment, the inside of first sphere offers first annular seal space room, the inside of second sphere offers the second sealed chamber, liquid filler material is filled in the first annular seal space room, second sphere is arranged in the first annular seal space room, and second sphere floats on the liquid level of the liquid filler material, the lower half of second sealed chamber is filled with solid filler, the density of the solid filler is greater than the density of the liquid filler material, it is located at the lower part of second sphere with the center of gravity of fixation second sphere, the RFID label tag is arranged in second sealed chamber.The technical problem that present application addresses the RFID label tag self-stabilities positioned for underground utilities is poor, stabilising direction precision is not high, service life is short.
Description
Technical field
This application involves wireless location technology fields, mark in particular to a kind of RFID for underground utilities positioning
Sign direction self-stabilization device.
Background technique
City Buried Pipeline includes water supply, draining (rainwater, sewage), combustion gas (coal gas, natural gas, liquefied petroleum gas), electricity
Several major class such as letter, electric power, heating power, industrial pipeline, they are responsible for the work of transmission information or pumped (conveying) medium, are that city is rely life
The material base deposited and developed, referred to as " lifeline " in city.
The management of City Buried Pipeline is a most important ring in urban infrastructure construction management work.It is most of at present
Pipe network figure is that building positions pipeline as object of reference using on ground, and since urban construction paces are accelerated, building, which is removed, to be increased
Factors, the changes and disappearance of original object of reference such as more, road widening transformation cause strong influence to the accurate positioning of pipeline.
In city planting ductwork the various same material pipelines such as water supply, electric power, communication, combustion gas often it is crowded together, be often difficult to confirm certain
The pipeline of type, to daily maintenance, more stringent requirements are proposed with management.Traditional metal pipe locator is during the work time by miscellaneous
The interference of electric current, geological environment etc. is dissipated, detection efficient is often unstable, and traditional detection mode also only resides within determining position
Stage, and the specific object of the pipeline for detecting such as builds age, unit in charge of construction, tubing material etc., it is also necessary to consult
A large amount of drawing data, particularly with the pipeline that the age is permanent, often data check highly difficult or even data of getting up is lost, and is given
The maintenance of pipeline causes difficulty.
Based on the above reasons, the positioning of novel underground utilities and inspection maintenance system use RFID as management means, are
It is a kind of to be just able to satisfy the detection and data processing system that pipeline is accurately positioned and reflects pipeline actual information from ground no-dig technique mode
System, and can be well solved the problem of encountering in conventional line maintenance and construction.
RFID terminal system is divided into reader and RFID label tag two parts, and RFID label tag electron marker is typically buried in underground
Or place and be used as positioning identifier in the duct, operator is come on the ground using RFID reader by searching for RFID label tag
Realize positioning.It is that reading is handled by way of label antenna inductive coupling or electromagnetic backscatter in RFID label tag principle
The electromagnetic wave that device is sent is write, so the directionality of RFID label antenna directly affects process performance.And then directly influence label
Reading distance and be accurately positioned (reader is positioned by judging signal strength, and the offset in label antenna direction can be led
The peak signal point position detected is caused to generate offset).So the electron marker of RFID label tag requires mark when arrangement
Label antenna must assure that the accuracy (such as: in absolute horizontal position) in direction, and need to guarantee possible soil afterwards
The slowly varying antenna direction that can not influence label of earth or water environment, this is proposed construction and maintenance very high
It is required that.For standard to present case, staff is often used carrier of the elongated tube as fixed RFID label tag, and RFID is marked
Label are put into tube, and the direction of RFID label tag and the longitudinal direction of tube are kept fixed relationship, but this kind of scheme enforcement difficulty
Greatly, structural stability is poor, the influence changed vulnerable to geology.
For be used in the related technology underground utilities positioning RFID label tag self-stability is low, stabilising direction precision not
Problem high, service life is short, currently no effective solution has been proposed.
Utility model content
The main purpose of the application is to provide a kind of RFID label tag direction self-stabilization device for underground utilities positioning,
To solve, RFID label tag self-stability for underground utilities positioning is low, stabilising direction precision is not high, service life is short is asked
Topic.
To achieve the goals above, this application provides a kind of RFID label tag direction self-stabilizations for underground utilities positioning
Device.
According to the RFID label tag direction self-stabilization device for underground utilities positioning of the application, comprising: RFID label tag, with
And the first sphere and the second sphere of self-stabilization environment are built, the inside of first sphere offers first annular seal space room, institute
The inside for stating the second sphere offers the second sealed chamber, is filled with liquid filler material in the first annular seal space room, and described the
Two spheres are arranged in the first annular seal space room, and second sphere floats on the liquid level of the liquid filler material, institute
The lower half of the second sealed chamber is stated filled with solid filler, the density of the solid filler is greater than the liquid filler material
Density, be located at the lower part of second sphere with the center of gravity of fixation second sphere, the RFID label tag is arranged described
In second sealed chamber.
Further, the RFID label tag is placed on the surface of the solid filler.
Further, it is provided with fixing piece between the RFID label tag and the solid filler, passes through the fixing piece
The RFID label tag is fixed on to the surface of the solid filler.
Further, there are skies between the liquid level of the liquid filler material and the top inner wall of the first annular seal space room
Between, when second sphere is floated on the liquid level of the liquid filler material, the top exterior walls of second sphere and described the
There are gaps between the top inner wall of one sealed chamber.
Further, the volume of the first annular seal space room is greater than the volume of second sphere.
Further, the global density of second sphere is less than the density of the liquid filler material.
Further, the RFID label tag is laminar RFID electronic mark antenna.
Further, the RFID label tag is horizontally disposed in second sealed chamber.
Further, the RFID label tag is the magnetic core label of strip.
Further, the RFID label tag is arranged along the vertical direction in second sealed chamber.
In the embodiment of the present application, first annular seal space room is offered in the inside of the first sphere, the inside of the second sphere is opened
Equipped with the second sealed chamber, the second sphere is arranged in first annular seal space room, and RFID label tag is arranged in the second sealed chamber, leads to
It crosses in first annular seal space room filled with liquid filler material, so that the second sphere floats on the liquid level of liquid filler material, and leads to
The lower half in the second sealed chamber is crossed filled with solid filler, is located under the second sphere with fixing the center of gravity of the second sphere
Portion has achieved the purpose that guarantee that RFID label tag is in stable state always, has greatly improved RFID in underground utilities to realize
The technical effect of label signal transmission precision, so solve for underground utilities positioning RFID label tag self-stability it is poor,
The technical problem that stabilising direction precision is not high, signal accuracy is low.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is structural schematic diagram of the utility model for the RFID label tag direction self-stabilization device of underground utilities positioning；
Fig. 2 is the utility model for first embodiment in the RFID label tag direction self-stabilization device of underground utilities positioning
Structural schematic diagram；
Fig. 3 is the utility model for second embodiment in the RFID label tag direction self-stabilization device of underground utilities positioning
Structural schematic diagram.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
In this application, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated primarily to better describe the utility model and embodiment
Device, element or component must have particular orientation, or be constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
It may be a fixed connection, be detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be direct phase
It even, or indirectly connected through an intermediary, or is two connections internal between device, element or component.
For those of ordinary skills, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1, this application involves a kind of RFID label tag direction self-stabilization device for underground utilities positioning, the use
In the RFID label tag direction self-stabilization device of underground utilities positioning include RFID label tag 3, the first sphere 1 and the second sphere 2, first
Sphere 1 and the second sphere 2 are used to build self-stabilization environment in underground utilities for RFID label tag 3, and the inside of the first sphere 1 opens up
There is first annular seal space room 4, the inside of the second sphere 2 offers the second sealed chamber 5, is filled with liquid in first annular seal space room 4
Filler 6, the second sphere 2 is arranged in first annular seal space room 4, and the second sphere 2 floats on the liquid level of liquid filler material 6,
The lower half of second sealed chamber 5 is filled with solid filler 7, is located under the second sphere 2 with fixing the center of gravity of the second sphere 2
Portion, RFID label tag 3 are arranged in the second sealed chamber 5.First annular seal space room 4, the second ball are offered in the inside of the first sphere 1
The inside of body 2 offers the second sealed chamber 5, and the second sphere 2 is arranged in first annular seal space room 4, and the setting of RFID label tag 3 is the
In two sealed chambers 5, by being filled with liquid filler material 6 in first annular seal space room 4, by under the second sealed chamber 5
Half portion is filled with solid filler 7, to fix the lower part that the center of gravity of the second sphere 2 is located at the second sphere 2, to guarantee the second ball
Body 2 is stable to be floated on the liquid level of liquid filler material 6, and then guarantees that RFID label tag 3 has good from steady in the second sphere 2
Capability, and then RFID label tag 3 is not only greatly improved in underground utilities to signal transmission precision, but also extends RFID label tag 3
Service life.
In some embodiments of the utility model, the density of solid filler 7 is greater than the density of liquid filler material 6, according to
The volume of second sealed chamber 5 can increase the loading or the replacement biggish solid filler 7 of density of solid filler 7, Gu
Body filler 7 is placed on the surface of solid filler 7 using RFID label tag 3.Since the density of solid filler 7 is filled out greater than liquid
The density of object 6 is filled, when the second sphere 2 is swum on the page of liquid filler material 6, even if the second sphere 2 is sent out with liquid filler material 6
Weak vibrations are given birth to, the solid filler 7 in the second sphere 2 will not move, to can guarantee that RFID label tag 3 will not be sent out
The case where raw offset or shaking.
Specifically, being provided with fixing piece between RFID label tag 3 and solid filler 7, RFID label tag 3 is consolidated by fixing piece
It is scheduled on the surface of solid filler 7, is further ensured that RFID label tag 3 is with good stability.
As shown in Figure 1, there are space, the skies between the liquid level of liquid filler material 6 and the top inner wall of first annular seal space room 4
Between be that reserved position is floated on the liquid level of liquid filler material 6 for the second sphere 2, which can guarantee the second sphere 2 not
It can occur to drift about or shake on a large scale, it is ensured that it is perpendicular to be in the first sphere 1 always for the position of RFID label tag 3 in the second sphere 2
The upward approximate centerline of histogram, to guarantee that the transmission of 3 signal of RFID label tag has good precision always.
As shown in Figure 1, when the second sphere 2 is floated on the liquid level of liquid filler material 6, the top exterior walls of the second sphere 2 with
There are gaps between the top inner wall of first annular seal space room 4, it is ensured that the second sphere 2 normally floats on the liquid level of liquid filler material 6
When upper, the contact of duration will not occur with the inner wall of first annular seal space room 4 for the outer wall of the second sphere 2, thus the second sphere 2 with
The influence of frictional force is not had between first sphere 1.In addition, top exterior walls and first annular seal space room 4 due to the second sphere 2
Between top inner wall there are gap it is smaller, therefore, reduce the second sphere 2 shakes range, even if due to the second sphere 2
Shaking cause the outer wall of the second sphere 2 and the inner wall of first annular seal space room 4 to collide, also for positioned at liquid filler material 6
Collision between the two o'clock of ullage, will not be by liquid table between the outer wall of the second sphere 2 and the inner wall of first annular seal space room 4
Face tension and generate suction-operated, guarantee that the second sphere 2 is stable floats on the liquid level of liquid filler material 6.
As shown in Figure 1, first annular seal space room 4 and the second sealed chamber 4 are spherical hollow space, the body of first annular seal space room 4
Product is greater than the volume of the second sphere 2.The global density of second sphere 2 is less than the density of liquid filler material 6.
As shown in Fig. 2, in the first embodiment of the utility model, RFID label tag 3 be laminar RFID electronic mark
Antenna, RFID label tag 3 are being arranged horizontally in the second sealed chamber 5.In liquid filler material 6 to the floating of the second sphere 2
Under power effect and under the action of 2 position of centre of gravity of the second sphere, it can guarantee the day for the RFID label tag 3 placed in the second sphere 2
Line is in true horizontal position, and is controlled by the loading to liquid filler material 6, make the outer wall of the second sphere 2 with
It is not influenced by frictional force and liquid surface adsorption capacity between the inner wall of first annular seal space room 4, and then can guarantee RFID electronics mark
Knowing antenna has good precision.
As shown in figure 3, RFID label tag 3 is the magnetic core label of strip, RFID mark in the second embodiment of the utility model
Label 3 are arranged vertically in the second sealed chamber 5.In liquid filler material 6 under the buoyancy of the second sphere 2, and
Under the action of second sphere, 2 position of centre of gravity, it can guarantee that the antenna for the RFID label tag 3 placed in the second sphere 2 is in absolute water
Prosposition is set, and is controlled by the loading to liquid filler material 6, and outer wall and the first annular seal space room 4 of the second sphere 2 are made
Inner wall between do not influenced by frictional force and liquid surface adsorption capacity, and then can guarantee magnetic core label have good precision.
It can be seen from the above description that the utility model realizes following technical effect: in the first sphere 1
Portion offers first annular seal space room 4, and the inside of the second sphere 2 offers the second sealed chamber 5, and the second sphere 2 is arranged first
In sealed chamber 4, RFID label tag 3 is arranged in the second sealed chamber 5, by filling out in first annular seal space room 4 filled with liquid
Object 6 is filled, so that the second sphere 2 floats on the liquid level of liquid filler material 6, and by filling out in the lower half of the second sealed chamber 5
Filled with solid filler 7, to fix the lower part that the center of gravity of the second sphere 2 is located at the second sphere 2, guarantee that RFID label tag 3 is located always
In stable state, 3 signal transmission precision of RFID label tag in underground utilities is greatly improved.
Specifically,
1, since the second sphere 2 is floated on always on the liquid level of liquid filler material 6, guarantee RFID label tag 3 by liquid level
Signal transmission direction is always preset direction, to greatly improve the precision of 3 direction of RFID label tag positioning.
2, there are gaps between the top exterior walls of the second sphere 2 and the top inner wall of first annular seal space room 4, guarantee the second ball
Body 2 not will receive the friction effects of 4 inner wall of first annular seal space room under floating state, in addition, due to the top of the second sphere 2
Between outer wall and the top inner wall of first annular seal space room 4 there are gap it is smaller, therefore, reduce shaking for the second sphere 2
Range, even if since the shaking of the second sphere 2 causes the outer wall of the second sphere 2 and the inner wall of first annular seal space room 4 to collide,
It also is the collision between the two o'clock of the ullage of liquid filler material 6, the outer wall of the second sphere 2 and first annular seal space room 4
Inner wall between will not be generated suction-operated by surface tension of liquid, guarantee the second sphere 2 it is stable float on liquid filling
On the liquid level of object 6, the influence of liquid level tension not will receive.
3, due to being filled with liquid filler material 6 in the inside of the first sphere 1, and the second sphere 2 floats on liquid filler material 6
Liquid level on, liquid filler material 6 can buffer the overwhelming majority transport, storage and concussion and collision in installation process, guarantee RFID
The normal use of label 3, in addition, due to the setting of liquid filler material 6, the second sphere 2 will not topple or overturn
Situation prolongs the service life.
4, the apparatus structure is simple, without movable part, processing easy to produce, to manufacture craft without particular/special requirement, significantly
Reduce production cost, and long service life.
5, it is sheathed on the design method in 2 outside of the second sphere using the first sphere 1, is easily installed setting, the first sphere 1 can
It arbitrarily places, since the second sphere of setting 2 of center of gravity carries out the adjustment of position in the inside of the first sphere 1 automatically, to setting side
, without particular/special requirement, it is convenient for construction to installation site.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of RFID label tag direction self-stabilization device for underground utilities positioning characterized by comprising RFID label tag
(3), and build self-stabilization environment the first sphere (1) and the second sphere (2), the inside of first sphere (1) offers
The inside of first annular seal space room (4), second sphere (2) offers the second sealed chamber (5), the first annular seal space room
(4) liquid filler material (6) are filled in, second sphere (2) setting is in the first annular seal space room (4), and described the
Two spheres (2) float on the liquid level of the liquid filler material (6), and the lower half of second sealed chamber (5) is filled with solid
Body filler (7), the density of the solid filler (7) is greater than the density of the liquid filler material (6), with fixation described second
The center of gravity of sphere (2) is located at the lower part of second sphere (2), and the RFID label tag (3) is arranged in second sealed chamber
(5) in.
2. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
The RFID label tag (3) is placed on the surface of the solid filler (7).
3. the RFID label tag direction self-stabilization device according to claim 2 for underground utilities positioning, which is characterized in that
It is provided with fixing piece between the RFID label tag (3) and the solid filler (7), is marked the RFID by the fixing piece
Label (3) are fixed on the surface of the solid filler (7).
4. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
There are space, second balls between the liquid level of the liquid filler material (6) and the top inner wall of the first annular seal space room (4)
When body (2) is floated on the liquid level of the liquid filler material (6), top exterior walls of second sphere (2) and described first close
There are gaps between the top inner wall of envelope chamber (4).
5. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
The volume of the first annular seal space room (4) is greater than the volume of second sphere (2).
6. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
The global density of second sphere (2) is less than the density of the liquid filler material (6).
7. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
The RFID label tag (3) is laminar RFID electronic mark antenna.
8. the RFID label tag direction self-stabilization device according to claim 7 for underground utilities positioning, which is characterized in that
The RFID label tag (3) is horizontally disposed in second sealed chamber (5).
9. the RFID label tag direction self-stabilization device according to claim 1 for underground utilities positioning, which is characterized in that
The RFID label tag (3) is the magnetic core label of strip.
10. the RFID label tag direction self-stabilization device according to claim 9 for underground utilities positioning, feature exist
In the RFID label tag (3) is arranged along the vertical direction in second sealed chamber (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822056774.2U CN209354847U (en) | 2018-12-10 | 2018-12-10 | RFID label tag direction self-stabilization device for underground utilities positioning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822056774.2U CN209354847U (en) | 2018-12-10 | 2018-12-10 | RFID label tag direction self-stabilization device for underground utilities positioning |
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| CN209354847U true CN209354847U (en) | 2019-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404653A (en) * | 2018-12-10 | 2019-03-01 | 上海芯智能科技有限公司 | RFID label tag direction self-stabilization device for underground utilities positioning |
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2018
- 2018-12-10 CN CN201822056774.2U patent/CN209354847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404653A (en) * | 2018-12-10 | 2019-03-01 | 上海芯智能科技有限公司 | RFID label tag direction self-stabilization device for underground utilities positioning |
| CN109404653B (en) * | 2018-12-10 | 2024-03-26 | 上海一芯智能科技有限公司 | RFID tag direction self-stabilizing device for underground pipeline positioning |
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