CN204926138U - A packaging structure for wireless radio -frequency identification label - Google Patents
A packaging structure for wireless radio -frequency identification label Download PDFInfo
- Publication number
- CN204926138U CN204926138U CN201520490206.7U CN201520490206U CN204926138U CN 204926138 U CN204926138 U CN 204926138U CN 201520490206 U CN201520490206 U CN 201520490206U CN 204926138 U CN204926138 U CN 204926138U
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- China
- Prior art keywords
- frequency identification
- wireless radio
- radio frequency
- identification mark
- housing
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Abstract
The utility model discloses a packaging structure for wireless radio -frequency identification label is including being used for the encapsulation wireless radio -frequency identification label's casing, and with the casing is connected and is used for steadily the head of casing. In the casing motion process, can stabilize the casing through the head to make the casing with stable gesture downstream, and then improve wireless radio -frequency identification label transmit information's validity.
Description
Technical field
The utility model relates to Petroleum Down-hole Tool technical field, particularly a kind of encapsulating structure for wireless radio frequency identification mark.
Background technology
Radio frequency identification is a kind of contactless automatic identification technology, and it automatically identifies destination object by radiofrequency signal and obtains related data, and the work of identification need not manual intervention, can work in various severe (as under oil well) environment.
At present, radio RF recognition technology being applied to intelligence can in switching sliding sleeve fracturing tool.In use, first unique message code will be implanted in wireless radio frequency identification mark.During frac job, the wireless radio frequency identification mark carrying different command message code is dropped in well, these wireless radio frequency identification marks can switching sliding sleeve through intelligence, sliding sleeve control system is waken up, wireless radio frequency identification mark launches the command information of carrying, can antenna trapping in switching sliding sleeve communication module by intelligence, and by wire transfer to electronic control module, thus understand this information, and according to this information content by controlling the flow direction of hydraulic oil in hydraulic control module, make topworks complete the opening of sliding sleeve, closing motion.Because latus rectum in sliding sleeve is consistent, multiple intelligence of can connecting in pipe string can switching sliding sleeve, so can reach the unrestricted construction object of pressure break progression.
Usually needed first to be encapsulated in columniform housing before wireless radio frequency identification mark enters well.But the length of this housing is longer, in the process of housing motion, easily produce rock, rotation etc.Wireless radio frequency identification mark affects the success or failure of signal transmission by attitude during antenna, and the angle of wireless radio frequency identification mark and antenna axis is less, and the success ratio of signal transmission is higher; When wireless radio frequency identification mark is vertical with antenna axis or near normal time, the signal of wireless radio frequency identification mark cannot by antenna trapping.
Therefore, how to solve existing wireless radio frequency identification mark move time unsteady attitude, there is wireless radio frequency identification mark by antenna time, its or near normal vertical with antenna axis, and then affect the problem of result of communication, be those skilled in the art's technical issues that need to address.
Utility model content
The utility model provides a kind of encapsulating structure for wireless radio frequency identification mark, when moving in down-hole, can pass through head steady housing, transmits information to make housing by stable attitude.
Encapsulating structure for wireless radio frequency identification mark of the present utility model comprises the housing for encapsulating described wireless radio frequency identification mark, and is connected with described housing and for head that is stable and the described housing that leads.
In one embodiment, the length of described head is less than 1 with the ratio of width.
In one embodiment, described head is hemispherical nose, and wherein said housing is arranged on the planimetric position of described hemispherical nose.
In one embodiment, in described housing, be provided with the cavity for holding described wireless radio frequency identification mark, and the gap between described cavity and described wireless radio frequency identification mark is filled and is provided with rubber or plastics.
In one embodiment, the degree of depth of described cavity is greater than the length of described wireless radio frequency identification mark.
In one embodiment, the length of described housing is greater than 1 with the ratio of width.
In one embodiment, the shape of described housing is cylindrical or polygonal body.
In one embodiment, the material of described housing and described head is rubber or plastics.
In one embodiment, described housing and described head are integral type structure.
Relative to prior art, of the present utility model in the encapsulating structure of wireless radio frequency identification mark, housing is provided with head.In housing motion process, can head steady housing be passed through, thus housing is moved downward with stable attitude, when ensureing wireless radio frequency identification mark by antenna, the angle of itself and antenna axis is very little, and then improves the success ratio of antenna trapping wireless radio frequency identification mark transmission information.
Accompanying drawing explanation
Also will be described in more detail the utility model with reference to accompanying drawing based on embodiment hereinafter.
Fig. 1 is the structural representation of the encapsulating structure for wireless radio frequency identification mark of the utility model embodiment.
In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the scale of reality.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the encapsulating structure 2 for wireless radio frequency identification mark 1 of the present utility model comprises the housing 21 for encapsulated tags 1, and is connected with housing 21 and for the head 22 of stable housing 21.After being provided with head 22, encapsulating structure 2 can be made to form top-heavy profile feature by the shape arranging head 22.When wireless radio frequency identification mark 1 moves in down-hole, head 22 can be made down, housing 21 is driven to move downward with stable attitude by head 22, thus when ensureing wireless radio frequency identification mark 1 by antenna, the angle of itself and antenna axis is very little, and then improves the success ratio of antenna trapping wireless radio frequency identification mark transmission information.
In one embodiment, the length of head 22 is less than 1 with the ratio of width.Like this, rocking of head 22 can be reduced, thus improve the stability of housing 21 further.More preferably, 22 one-tenth, head hemispherical dome structure.Housing 21 is positioned at the planimetric position of head 22 with the link of head 22.Setting like this, is convenient to head 22 by the aerial coil supporting with wireless radio frequency identification mark 1, thus is conducive to effective transmission of information further.
The length of housing 21 is greater than 1 with the ratio of width, so that be placed in housing 21 by wireless radio frequency identification mark 1.The profile of housing 21 can become cylindrical or polygonal body, so that processing.The cavity 211 for placing wireless radio frequency identification mark 1 is provided with in one end away from head 22 of housing 21.The degree of depth of cavity 211 and width are greater than length and the width of wireless radio frequency identification mark 1.Wireless radio frequency identification mark 1 is being placed on after in cavity 211, in the gap between cavity 211 and wireless radio frequency identification mark 1, rubber or plastics 23 are injected by glue rifle, and be placed on indoor standing 15 minutes, to fix wireless radio frequency identification mark 1 by the gap between rubber 23 filled chamber 211 and wireless radio frequency identification mark 1.Setting like this, fixation, structure is simple, and the stability of housing 21 is better.
Further, rubber can fill the whole space of body 211 of having one's bosom filled with, to improve the stability of housing 21.And wireless radio frequency identification mark 1 is integrally provided in rubber, to reduce the possibility that wireless radio frequency identification mark 1 is damaged by drilling fluid etc.
In addition, the material of housing 21 and head 22 can be rubber or plastics, to reduce the erosion of drilling fluid, and reduces the damage caused because colliding with.Preferably, housing 21 and head 22 can be integral type structure, so that processing and manufacture.When housing 21 and head 22 are rubber, can integrated injection forming be passed through, to be convenient to processing further, and reduce manufacturing cost.
Before or after encapsulation wireless radio frequency identification mark 1, in wireless radio frequency identification mark 1, implant unique message code.Wherein, a wireless radio frequency identification mark 1 is preferably set, to reduce the volume of housing 21 in each housing 21.
Although be described the utility model with reference to preferred embodiment, when not departing from scope of the present utility model, various improvement can be carried out to it and parts wherein can be replaced with equivalent.Especially, only otherwise there is structural hazard, the every technical characteristic mentioned in each embodiment all can combine in any way.The utility model is not limited to specific embodiment disclosed in literary composition, but comprises all technical schemes fallen in the scope of claim.
Claims (9)
1. for an encapsulating structure for wireless radio frequency identification mark, it is characterized in that, comprising the housing for encapsulating described wireless radio frequency identification mark, and to be connected with described housing and for head that is stable and the described housing that leads.
2. the encapsulating structure for wireless radio frequency identification mark according to claim 1, is characterized in that, the length of described head is less than 1 with the ratio of width.
3. the encapsulating structure for wireless radio frequency identification mark according to claim 1, is characterized in that, described head is hemispherical nose, and wherein said housing is arranged on the planimetric position of described hemispherical nose.
4. the encapsulating structure for wireless radio frequency identification mark according to claim 1, it is characterized in that, be provided with the cavity for holding described wireless radio frequency identification mark in described housing, and the gap between described cavity and described wireless radio frequency identification mark is filled and is provided with rubber or plastics.
5. the encapsulating structure for wireless radio frequency identification mark according to claim 4, is characterized in that, the degree of depth of described cavity is greater than the length of described wireless radio frequency identification mark.
6. the encapsulating structure for wireless radio frequency identification mark according to any one of claim 1-5, is characterized in that, the length of described housing is greater than 1 with the ratio of width.
7. the encapsulating structure for wireless radio frequency identification mark according to any one of claim 1-5, is characterized in that, the shape of described housing is cylindrical or polygonal body.
8. the encapsulating structure for wireless radio frequency identification mark according to any one of claim 1-5, is characterized in that, the material of described housing and described head is rubber or plastics.
9. the encapsulating structure for wireless radio frequency identification mark according to any one of claim 1-5, is characterized in that, described housing and described head are integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520490206.7U CN204926138U (en) | 2015-07-08 | 2015-07-08 | A packaging structure for wireless radio -frequency identification label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520490206.7U CN204926138U (en) | 2015-07-08 | 2015-07-08 | A packaging structure for wireless radio -frequency identification label |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204926138U true CN204926138U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520490206.7U Active CN204926138U (en) | 2015-07-08 | 2015-07-08 | A packaging structure for wireless radio -frequency identification label |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204926138U (en) |
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2015
- 2015-07-08 CN CN201520490206.7U patent/CN204926138U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |