CN109755722A - A kind of antenna assembly for shield machine - Google Patents
A kind of antenna assembly for shield machine Download PDFInfo
- Publication number
- CN109755722A CN109755722A CN201910051169.2A CN201910051169A CN109755722A CN 109755722 A CN109755722 A CN 109755722A CN 201910051169 A CN201910051169 A CN 201910051169A CN 109755722 A CN109755722 A CN 109755722A
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- China
- Prior art keywords
- antenna assembly
- rear cover
- structure part
- holding tank
- cable
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Abstract
The invention discloses a kind of antenna assemblies for shield machine.For the antenna assembly of shield machine, shield machine includes the balance cabin for balancing front of tunnel heading pressure, and antenna assembly includes: multiple radiating elements, and multiple radiating elements are evenly arranged along the edge of balance cabin rear cover, for receiving and/or emitting wireless signal；First structure part, first structure part have the first holding tank for accommodating multiple radiating elements；Wherein, multiple radiating elements are set in the first holding tank, and the surface of rear cover is fixed on by first structure part.The antenna assembly for shield machine of the embodiment of the present invention can be avoided shield tunneling dregs and cause to impact to antenna assembly, and form transmission/RX path of multiple wireless signal, improve transmission availability of the wireless signal in balance cabin in medium.Also, when balance cabin in pressure it is larger when, can also guarantee the antenna assembly for shield machine using unaffected.
Description
Technical field
The invention belongs to communication equipment field more particularly to a kind of antenna assemblies for shield machine.
Background technique
In order to monitor Suporting structure shield cutter operating status, the placement sensor generally on shield cutter, the biography
Sensor can will test result and be sent to external processing unit in a manner of wire transmission or wireless transmission.
Currently, the receiver of the wireless transmission signal sent for receiving sensor is mostly whip antenna or columnar antenna,
Receiver is set on the back shroud in shield earth pressure balance cabin or mud and water balance cabin.And Suporting structure is in the process of actual motion
In, earth pressure balance cabin or mud and water balance cabin can be slapped full of the mixture of dregs or muddy water and dregs with certain pressure with balancing
The soil water pressure of side in face of son.At this point, the mixture of soil pressure cabin or dregs or muddy water and dregs in muddy water cabin can be impacted or be rushed
The rear cover in brush earth pressure balance cabin or mud and water balance cabin, so as to there is the hidden danger for destroying receiver.
The structure for how reasonably designing receiver as a result, can resist dregs or the impact of other mixtures, at
For urgent problem to be solved.Meanwhile wireless signal dregs or muddy water in earth pressure balance cabin or mud and water balance cabin are mixed with dregs
Decaying is very big when transmitting in the media such as object, how reliably and effectively to transmit signal and a urgent problem to be solved.
Summary of the invention
In view of above-described one or more problems, the present invention provides a kind of antenna assemblies for shield machine.It is logical
The technical solution in the present invention is crossed, dregs or muddy water and muck mixture is can be avoided and antenna assembly is caused to impact, work as balance
When pressure in cabin is larger, can also guarantee the antenna assembly for shield machine using unaffected.
An aspect of of the present present invention, provides a kind of antenna assembly for shield machine, and shield machine includes balance front of tunnel heading
The balance cabin of pressure, antenna assembly include:
Multiple radiating elements, multiple radiating elements are evenly arranged along the edge of the rear cover in balance cabin, for receiving and/or sending out
Penetrate wireless signal；
First structure part, first structure part have the first holding tank for accommodating multiple radiating elements；
Wherein, multiple radiating elements are set in the first holding tank, and the surface of rear cover is fixed on by first structure part.
Further, multiple radiating elements are made of the multiple notches being uniformly opened on the outer conductor of leaky cable,
In, leaky cable is arranged along the edge of rear cover, so that multiple radiating elements are uniformly distributed along the edge of rear cover.
It further, further include the communications cable, multiple radiating elements on leaky cable are connect with the communications cable, communication line
Cable is fixed on the surface of rear cover, and the communications cable pass through after the electro-hydraulic channel that covers to stretch out balance cabin.
It further, further include the second structural member, the second structural member is equipped with the second holding tank for accommodating the communications cable,
The communications cable is set in the second holding tank, and the second structural member is fixed on the surface of rear cover, and one end and first structure part
Connection, the other end covers electro-hydraulic channel, so that the second holding tank is connected to the first holding tank and electro-hydraulic channel respectively.
Further, first structure part position corresponding with radiating element is equipped with opening, and opening forms radiation window, is open
Upper covering matcoveredn.
Further, first structure part includes multiple sequentially connected first connectors, and multiple first connectors have respectively
There are opening and the first groove body, multiple first groove bodies are sequentially communicated to form the first holding tank.
The antenna assembly for shield machine of the embodiment of the present invention, since radiating element being set in the first holding tank,
And therefore dregs or muddy water and muck mixture etc. can be avoided by the rear cap surface that first structure part is installed on balance cabin
Radiating element is caused to impact, improves the service life of antenna assembly, when the pressure in balance cabin is larger, can also guarantee day
Line apparatus using unaffected.Also, the embodiment of the present invention carries out the reception of wireless signal using multiple radiating elements simultaneously
And transmitting, the reception and emissivities of signal can be enhanced.
Detailed description of the invention
The present invention may be better understood to the description of a specific embodiment of the invention with reference to the accompanying drawing, in which:
By reading detailed description of non-limiting embodiments referring to the drawings, other feature of the invention,
Objects and advantages will become more apparent upon, wherein the same or similar appended drawing reference indicates the same or similar feature.
Fig. 1 is the fit structure schematic diagram of the rear cover of the antenna assembly and balance cabin in one embodiment of the invention；
Fig. 2 is the structural schematic diagram of the first connector in one embodiment of the invention；
Fig. 3 is the structural schematic diagram of the second structural member in one embodiment of the invention.
Specific embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below.In following detailed description
In, many details are proposed, in order to provide complete understanding of the present invention.But to those skilled in the art
It will be apparent that the present invention can be implemented in the case where not needing some details in these details.Below to implementation
The description of example is used for the purpose of providing by showing example of the invention and better understanding of the invention.The present invention never limits
In any concrete configuration set forth below and algorithm, but cover under the premise of without departing from the spirit of the present invention element,
Any modification, replacement and the improvement of component and algorithm.In the the accompanying drawings and the following description, well known structure and skill is not shown
Art is unnecessary fuzzy to avoid causing the present invention.
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.In the figure in order to clear
It is clear, it may be exaggerated the thickness of region and layer.Identical appended drawing reference indicates same or similar structure in figure, thus will save
Slightly their detailed description.
In addition, described feature, structure or characteristic can be incorporated in one or more implementations in any suitable manner
In example.In the following description, many details are provided to provide and fully understand to the embodiment of the present invention.However,
It will be appreciated by persons skilled in the art that technical solution of the present invention can be practiced without one in the specific detail or more
It is more, or can be using other methods, constituent element, material etc..In other cases, be not shown in detail or describe known features,
Material or operation are to avoid major technique intention of the invention is obscured.
The embodiment of the invention provides a kind of antenna assemblies for shield machine.The embodiment of the present invention is to solve shield
Machine in the process of running, the slag for the certain pressure being had in the balance cabin (such as earth pressure balance cabin or mud and water balance cabin) of shield machine
The problem of soil or muddy water and muck mixture destroy antenna assembly due to movement；Meanwhile wireless signal is solved in dregs or mud
In water and muck mixture transmission attenuation it is too big caused by signal the problem of can not effectively receiving.
In the following, the antenna assembly for shield machine is described in detail first.
The antenna assembly of the embodiment of the present invention includes multiple radiating elements and first structure part, and first structure part is used for will be more
A radiating element covers after being fixed on balance cabin.
Specifically, radiating element is mainly used for sending and receiving wirelessly by induced electricity magnetic wave and radiated electromagnetic wave to realize
The function of signal.Multiple radiating elements can be set as certain shape with array, can also uniformly arrange as straight line or curve.?
In the embodiment of the present invention, edge of multiple radiating elements preferably along the rear cover in balance cabin is uniformly distributed.
First structure part is equipped with radiating element, and is covered after radiating element is fixed on balance cabin.Specifically,
First structure part has the first holding tank for accommodating multiple radiating elements, and multiple radiating elements can be set to be accommodated in first
In slot, when first structure part is fixed on the surface of rear cover, after multiple radiating elements can be fixed on by first structure part
The surface of lid.Therefore, first structure part is not only able to the setting position for limiting radiating element, can be also used for as radiation list
Member provides support and protective effect.
In embodiments of the present invention, the first holding tank can be groove-like structure or pipe-like structure or groove-like structure
With the composite construction of pipe-like structure matching.
The structure that first structure part in the embodiment of the present invention can be integrated can also be to be assembled by multiple first connectors
Structure.When first structure part is assembled by multiple first connectors, user can setting by adjusting multiple first connectors
Seated position adjusts the arrangement mode of its internal radiating element.
In embodiments of the present invention, first structure part can be rigid structure, and then can largely protect in it
The leaky cable of portion's setting.
In embodiments of the present invention, multiple radiating elements can be multiple on the outer conductor of leaky cable by being uniformly opened in
Notch is constituted, and due to the characteristic of leaky cable, can only need a leaky cable, it can realize the function of multiple radiating elements
Can, and since leaky cable changes shape with can be convenient, radiating element can be arranged to different arrangement sides
Formula.In embodiments of the present invention, leaky cable can be arranged along the edge of rear cover, so that the edge of multiple radiating element rear covers is equal
Even distribution.Since leaky cable is rope-like constructed, the design of the first holding tank of first structure part can satisfy leakage electricity
The setting requirements of cable.The antenna assembly of the embodiment of the present invention further includes the communications cable, multiple radiating elements on leaky cable with
Communications cable connection, the communications cable are fixed on the surface of rear cover, and the communications cable pass through after the electro-hydraulic channel that covers to stretch out
Cabin, in order to be communicated to connect with control device.
It in embodiments of the present invention, can since multiple radiating elements are distributed in the different parts of the rear cover in balance cabin
To form multiple wireless propagation paths, thus the problem of efficiently solving signal transmission attenuation.
In order to protect the communications cable, the antenna assembly of the embodiment of the present invention further includes the second structural member, and the second structural member is set
There is the second holding tank for accommodating the communications cable, the communications cable is set in the second holding tank, after the second structural member is fixed on
The communications cable can be fixed on the surface of rear cover by the surface of lid.In order to guarantee the connection of the communications cable and leaky cable, and
Prevent the junction of the dregs or muddy water and muck mixture the damage communications cable and leaky cable in balance cabin, the second structural member
One end connect with first structure part, the other end covers electro-hydraulic channel so that the second holding tank respectively with the first holding tank and electricity
The connection of liquid channel.
In an embodiment of the invention, first structure part and the second structural member can be fixed on the surface of rear cover.?
In another embodiment of the present invention, the surface of rear cover can also offer mounting groove, and make first structure part and the second structural member
It is set in mounting groove.
It is destroyed to further avoid impact and pressure of the antenna assembly due to dregs or muddy water and muck mixture, the
The upper surface of one structural member and the upper surface of the second structural member can make respectively with the flush of rear cover or in mounting groove
Its non-bulging surface in rear cover, with the service life of extension antenna device.
In embodiments of the present invention, first structure part position corresponding with radiating element is additionally provided with opening, and opening forms spoke
Window is penetrated, avoids that radiating element is interfered to receive or emit wireless signal.In order to protect radiating element, guarantor should be also covered in opening
Sheath.Specifically, protective layer can be polyfluortetraethylene plate.
It should be noted that when first structure part includes multiple sequentially connected first connectors, multiple first connections
Part can be respectively provided with opening and the first groove body, and multiple first groove bodies are sequentially communicated to form the first holding tank, to accommodate leakage electricity
Cable.
In the following, a specific example in conjunction with the antenna assembly of Fig. 1-3 pairs of embodiment of the present invention is illustrated.
As shown in Figure 1, balance cabin is made of shell 21 and rear cover 22, first structure part 11 and the second structural member 12 are fixed on
On rear cover 22, one end of first structure part 11 is connect with the second structural member 12.Leaky cable (not shown) is contained in first structure
In part 11, communication cable (not shown) is contained in the second structural member 12, and first structure part 11 and the second structural member 12 are right respectively
Leaky cable and communication cable realize the function of guiding, support and protection.
Electro-hydraulic channel (not shown) is additionally provided on rear cover 12, with the second structural member 12 on the passway in ipsilateral electro-hydraulic channel
It is covered with the passage cover plate 13 for playing sealing function, the second structural member 12 is covered on passage cover plate 13, and the second holding tank
It is connected to by passage cover plate 13 with electro-hydraulic channel.
In embodiments of the present invention, the length of first structure part 11 is the one third circumference of rear cover 22, and along leakage
The extending direction of cable may include multiple first connectors 110.As shown in Fig. 2, the first connector in the embodiment of the present invention
110 positions corresponding with radiating element are equipped with opening, which is Openworks shape structure or opening shape structure, and forms radiation
Window impacts the induction of radiating element and the function of radiated electromagnetic wave to avoid the first connector 110.Due to being provided with
Radiation window, therefore, first structure part can be made by metal material.
In assembling process, user can along radiating element predeterminated position one by one by the first connector 110 assemble rear
On lid 22.Since the size of the first connector 110 size whole relative to first structure part 11 is smaller, it can be in order to
User installation, and meet the precision of assembly.
Specifically, the first connector 110 in the embodiment of the present invention includes 1101 He of the first engagement unit being equipped with
Second engagement unit 1102, the first engagement unit 1101 and the second engagement unit 1102, which collectively form, accommodates the first of radiating element
Groove body.First engagement unit 1101 and the second engagement unit 1102 are respectively plate structure.Wherein, the first engagement unit 1101 can
Think at least is arc/fold-line-shaped plate structure on one side or each side is linear plate structure.Second engagement unit
1102 can be slab construction or the plate structure with certain curvature, as long as meeting the first engagement unit 1101 and second
Engagement unit 1102 can be cooperatively connected and not have gap.
The first engagement unit 1101 and the second engagement unit 1102 in the embodiment of the present invention along its length on one
Side is cooperatively connected, and the mode of connection is preferably welded.First engagement unit 1101 and the second engagement unit 1102 be not respectively
The equidirectional upper position for limiting leaky line cable and trend, therefore, the first engagement unit 1101 and the second engagement unit 1102 should be with
The different parts of rear cover 22 connect.
As shown in Figure 1 and Figure 2, the link position of the shell 21 in the embodiment of the present invention and rear cover 22 forms the knot at a turning
Structure, for the circular arc portion of antenna assembly along the structure setting at the turning, i.e. first structure part 11 can be along the structure setting at the turning.
As shown in Fig. 2, the first connector 110 is set on rear cover 22 by bindiny mechanism.Bindiny mechanism includes and first
It the bindiny mechanism first 31 of connector connection, the bindiny mechanism second 32 that connect with rear cover 22 and is removably used to consolidate
Determine bindiny mechanism's third part 33 of relative position between bindiny mechanism first 31 and bindiny mechanism second 32.Bindiny mechanism
One 31 and bindiny mechanism second 32 preferably have sheet metal structural, and the two is corresponding to be provided with for bindiny mechanism's third part
33 cavernous structures passed through.
In embodiments of the present invention, in the assembling process of antenna assembly, by the first engagement unit 1101 and can connect first
Connection mechanism 31 welds together, after the welding of the second engagement unit 1102 and the second bindiny mechanism 32 are welded together and be welded on
On lid 22.Bindiny mechanism composition first is connect for first 31 with bindiny mechanism for second 32 by bindiny mechanism's third part 33 to connect
Fitting 110.It, can be by dismantling connection mechanism third part 33 come first 31 He of releasing connection mechanism when installing leaky cable
Connection between bindiny mechanism second 32, then removes the first engagement unit 1101, in the first groove body of the first connector 110
Middle installation leaky cable, then will be in the installation to the second engagement unit 1102 of the first engagement unit 1101.
It should be noted that the first engagement unit 1101 at least one side or a line at least partly with shell 21
Connection, the mode of connection include connecting, being clamped, being slidably connected.The portion that first engagement unit 1101 is connect with shell 21
Divide and the outline of corresponding shell 21.When the position of corresponding first engagement unit 1101 of shell 21 is arcuate structure, then phase
It answers, the first engagement unit 1101 at least part of profile corresponding with shell 21 is matched with the arc.Second engagement unit
1102 at least one side or a line are at least partly connect with rear cover 22, the mode of connection includes welding, connect,
It is clamped, is slidably connected.The part that second engagement unit 1102 and rear cover 22 connect and the outline of corresponding rear cover 22.When
The position of corresponding second engagement unit 1102 of rear cover 22 is straight plate structure, then correspondingly, the second engagement unit 1102 is with after
The corresponding at least part of profile of lid 22 and the straight plate structure matching.
It is flat where the plane and the second engagement unit 1102 where the first engagement unit 1101 in the embodiment of the present invention
It is a certain included angle between face, so that the two surrounds a groove-like structure jointly.The angle can be any within the scope of 0 °~180 °
Angle, preferably 90 °.The angle can be designed according to the planform of 22 corresponding site of shell 21 and rear cover, adjust.
As shown in Fig. 2, being additionally provided with opening in the first engagement unit 1101 of the first connector 110 in the embodiment of the present invention
111, to be protected to radiating element while guaranteeing the performance of inducing function of radiating element.
The first connector 110 in the embodiment of the present invention further includes protective layer 13.Position of the protective layer 13 relative to opening 111
It installs, and covers opening 111.In present invention embodiment as shown in Figure 3, protective layer 13 protrudes from the first engagement unit
1101 surface.In another embodiment, the surface of protective layer 13 can with the flush of the first engagement unit 1101, with
Guarantee that the structure of antenna assembly is beautiful, and can further avoid scratching.Protective layer 13 in the embodiment of the present invention is preferably
Polytetrafluoroethylene (PTFE) material is made, and can be connect by screw etc. with the first engagement unit 1101.
As shown in figure 3, the second structural member 12 can be set to linear structure, as shown in Figure 1, the extension of the second structural member 12
Direction can be set to the intermediate position that rear cover 22 is directed toward from the edge of rear cover 22, and then can save the length of the communications cable,
Cost is reduced,.
Shown in Fig. 3 for connect the second structural member 12 and rear cover 22 bindiny mechanism structure and assembly method and
The bindiny mechanism of first connector 110 shown in Fig. 2 is identical, therefore, in Fig. 3 with appended drawing reference table identical in Fig. 2
Show all parts of bindiny mechanism, and the assembly method of the second mechanism member 12 and bindiny mechanism and rear cover 22, does not do herein superfluous
It states.
As shield machine in use, cutterhead status monitoring sensor can only send out the direction where signal to balance cabin
It penetrates.It is geologic body in other directions of cutterhead, even if emitting signal into geologic body, user is also that can not detect.For
Reduce the impact of dregs or muddy water and muck mixture to antenna assembly, antenna assembly is preferably provided in the top on rear side of cabin
Position, i.e. the top position body of rear cover.
However, it is desirable to clear, the invention is not limited to specific configuration described above and shown in figure and processing.
Also, the detailed description to known method technology for brevity, is omitted here.In the above-described embodiments, it describes and shows
Several specific steps are as example.But method process of the invention is not limited to described and illustrated specific steps,
Those skilled in the art can be variously modified, modification and addition after understanding spirit of the invention, or change step
Sequence between rapid.
The present invention can realize in other specific forms, without departing from its spirit and essential characteristics.For example, particular implementation
Structure described in example can be modified, and system architecture is without departing from essence spirit of the invention.Therefore, currently
Embodiment be all counted as being exemplary rather than in all respects it is limited, the scope of the present invention by appended claims rather than
Foregoing description definition, also, the meaning of claim and whole changes in the range of equivalent are fallen into all be included in
Among the scope of the present invention.
Those skilled in the art will be understood that above-described embodiment is illustrative and not restrictive.In different embodiments
The different technologies feature of middle appearance can be combined, to obtain beneficial effect.Those skilled in the art are in research attached drawing, explanation
On the basis of book and claims, the embodiment of other variations of revealed embodiment is will be understood that and realized.In right
In claim, term " comprising " is not precluded from other devices or steps；Indefinite article "one" be not excluded for it is multiple；Term " the
One ", " second " is for indicating title not for any specific sequence of expression.Any appended drawing reference in claim is not
It should be understood limiting of its scope.The function of the multiple portions occurred in claim can be by an individual hardware
Or software module is realized.Certain technical characteristic appearance are not meant in different dependent claims cannot be by these skills
Art feature is combined to obtain beneficial effect.
Claims (6)
1. a kind of antenna assembly for shield machine, the shield machine includes the balance cabin for balancing front of tunnel heading pressure, special
Sign is that the antenna assembly includes:
Multiple radiating elements, the multiple radiating element are evenly arranged along the edge of rear cover in the balance cabin, for receive and/
Or transmitting wireless signal；
First structure part, the first structure part have the first holding tank for accommodating the multiple radiating element；
Wherein, the multiple radiating element is set in first holding tank, and is fixed on institute by the first structure part
State the surface of rear cover.
2. antenna assembly according to claim 1, which is characterized in that the multiple radiating element is by being uniformly opened in leakage
Multiple notches on the outer conductor of cable are constituted, wherein the leaky cable is arranged along the edge of the rear cover, so that described more
A radiating element is uniformly distributed along the edge of the rear cover.
3. antenna assembly according to claim 1, which is characterized in that further include the communications cable, on the leaky cable
Multiple radiating elements are connect with the communications cable, and the communications cable is fixed on the surface of the rear cover, and the communication
Cable pass through it is described after the electro-hydraulic channel that covers to stretch out the balance cabin.
4. antenna assembly according to claim 3, which is characterized in that it further include the second structural member, second structural member
Equipped with the second holding tank for accommodating the communications cable, the communications cable is set in second holding tank, described
Second structural member is fixed on the surface of the rear cover, and one end is connect with the first structure part, described in other end covering
Electro-hydraulic channel, so that second holding tank is connected to first holding tank and the electro-hydraulic channel respectively.
5. antenna assembly according to claim 1, which is characterized in that the first structure part is corresponding with the radiating element
Position be equipped with opening, the opening forms radiation window, covers matcoveredn in the opening.
6. antenna assembly according to claim 5, which is characterized in that the first structure part includes multiple sequentially connected
First connector, multiple first connectors are respectively provided with the opening and the first groove body, and multiple first groove bodies are successively
Connection forms first holding tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910051169.2A CN109755722B (en) | 2019-01-18 | 2019-01-18 | Antenna device for shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910051169.2A CN109755722B (en) | 2019-01-18 | 2019-01-18 | Antenna device for shield machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109755722A true CN109755722A (en) | 2019-05-14 |
| CN109755722B CN109755722B (en) | 2021-08-27 |
Family
ID=66405957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910051169.2A Active CN109755722B (en) | 2019-01-18 | 2019-01-18 | Antenna device for shield machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN109755722B (en) |
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| CN201730623U (en) * | 2010-08-16 | 2011-02-02 | 上海地铁盾构设备工程有限公司 | Shield forward detection radar protecting structure |
| CN102136633A (en) * | 2011-03-11 | 2011-07-27 | 珠海汉胜科技股份有限公司 | Aluminum outer conductor leakage coaxial-cable |
| CN202268463U (en) * | 2011-09-19 | 2012-06-06 | 哈尔滨工程大学 | Broadband leaky coaxial cable used for underground track wireless communication |
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|---|---|
| CN109755722B (en) | 2021-08-27 |
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