CN209281625U - A kind of city expressway flow geomagnetism detecting device - Google Patents
A kind of city expressway flow geomagnetism detecting device Download PDFInfo
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- CN209281625U CN209281625U CN201822182737.6U CN201822182737U CN209281625U CN 209281625 U CN209281625 U CN 209281625U CN 201822182737 U CN201822182737 U CN 201822182737U CN 209281625 U CN209281625 U CN 209281625U
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- sleeve
- lower case
- top cover
- cover
- screw thread
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Abstract
The utility model relates to a kind of city expressway flow geomagnetism detecting device, shell includes upper housing and lower case；Upper housing includes sleeve, the top cover for being sleeved on sleeve periphery；Sleeve is the tubular structure of lower ending opening, detection module is arranged in sleeve, sleeve lower end outer surface is formed with the first external screw thread, sleeve lower end is set with cover, cover is the tubular structure of upper end opening, it is equipped with collision mat and battery compartment in cover, the battery for powering to detection module is fixed in battery compartment, cover inner surface is formed with the first internal screw thread with the cooperation of the first external screw thread；Lower case is the tubular structure of upper end opening, and sleeve is arranged in lower case, is tightly connected between lower case and top cover；Feed opening is penetratingly offered on top cover, feed opening is sealed by plug, and feed opening is between sleeve and lower case internal perisporium.The utility model can prevent steam from entering in sleeve by repeatedly sealing, avoid the detection module in sleeve from suffering erosion, enable the detector long-term stable work.
Description
Technical field
The utility model relates to geomagnetism detecting device field more particularly to a kind of city expressway flow geomagnetism detecting devices.
Background technique
The ferromagnetic material that vehicle itself contains can have an impact the Geomagnetic signal of vehicle domain of the existence, and making vehicle, there are areas
The geomagnetic chart linesofforce in domain bends；When vehicle sensitive can perceive signal by geomagnetism detecting device near geomagnetism detecting device
Variation can be obtained by the relevant information of detection target through signal analysis.Current geomagnetism detecting device poor waterproof properties, steam are easy
Into inside geomagnetism detecting device, electronic component is caused to corrode, influences the service life of detector.
Utility model content
The utility model is exactly in view of the deficienciess of the prior art, provide a kind of city expressway flow geomagnetism detecting
Device.
To solve the above problems, technical solution adopted in the utility model is as follows:
A kind of city expressway flow geomagnetism detecting device, including shell and setting and the intracorporal detection module of the shell, institute
Stating shell includes upper housing and lower case；The upper housing includes sleeve, the top cover for being sleeved on sleeve periphery；Under the sleeve is
The tubular structure of end opening, the detection module are arranged in the sleeve, and sleeve lower end outer surface is formed with outside first
Screw thread, the sleeve lower end are set with cover, and the cover is the tubular structure of upper end opening, are equipped with collision mat in the cover
And battery compartment, it is fixed with the battery for powering to detection module in the battery compartment, the cover inner surface is formed with and the
First internal screw thread of one external screw thread cooperation；The lower case be upper end opening tubular structure, the sleeve be arranged in it is described under
In shell, it is tightly connected between the lower case and top cover；Penetratingly offer feed opening on the top cover, the feed opening by
Plug sealing, the feed opening is between sleeve and lower case internal perisporium.
Preferably, the lower case top extends outward to form annular plate, and the annular plate outer surface is formed with outside second
Screw thread, the top cover inner surface are formed with the internal screw thread with the cooperation of the second external screw thread；Sealing ring is equipped in the top cover, it is described close
Seal is sleeved on the sleeve periphery, penetratingly offers the circular hole being connected to feed opening on the sealing ring.
Preferably, the sleeve upper end is located above top cover, connects between the sleeve part and top cover above top cover
There are multiple first reinforcing ribs, the first reinforcing rib relative sleeve axis is annularly distributed.
Preferably, the outer surface of the lower case is connected with multiple second reinforcing ribs, and second reinforcing rib is with respect to lower casing
Body axis is annularly distributed.
Preferably, desiccant is perfused between the sleeve and lower case.
Preferably, it is integrally formed between the top cover and sleeve.
Compared with prior art, the implementation result of the utility model is as follows:
(1) once sealing structure is formed between upper housing and lower case, and secondary seal structure is formed between sleeve and cover.
It can prevent steam from entering in sleeve by repeatedly sealing, the detection module in sleeve is avoided to suffer erosion, enable the detector
Long-term stable work.
(2) when needing replacing battery, first by upper housing by being unloaded in lower case, then by cover by being unloaded on sleeve
Under, new battery replacement is fallen used batteries can.This mode makes battery disassembly and assembly conveniently simultaneously as without dismounting detection mould
Block, additionally it is possible to reduce task difficulty.
(3) desiccant can also be injected in the space that sleeve and lower housing cavity are formed by feed opening, passes through desiccant
The intracorporal moisture of lower casing can be absorbed, dampproof effect is played, further prevents steam from entering in sleeve, in effective protection sleeve
Detection module.
(4) feed opening is closed by plug, when needing to inject desiccant, extracts plug, is directly injected by feed opening dry
Plug is reapposed in feed opening by drying prescription after perfusion, and charging processing is simple and easy.
Detailed description of the invention
Fig. 1 is the city expressway flow geomagnetism detecting device structural schematic diagram of the utility model.
Fig. 2 is the decomposition diagram of Fig. 1.
In figure: 11, sleeve；111, the first external screw thread；12, top cover；121, feed opening；13, the first reinforcing rib；14, plug；
15, sealing ring；151, circular hole；21, annular plate；211, the second external screw thread；22, lower case；23, the second reinforcing rib；31, cover；
32, collision mat；33, battery compartment；34, battery.
Specific embodiment
Illustrate the content of the utility model below in conjunction with specific embodiments.
In conjunction with Fig. 1,2, the utility model proposes a kind of city expressway flow geomagnetism detecting device, including shell and setting
With the intracorporal detection module of the shell, the shell includes upper housing and lower case 22；The upper housing includes sleeve 11, suit
Top cover 12 in 11 periphery of sleeve；The sleeve 11 is the tubular structure of lower ending opening, and the detection module is arranged in the set
In cylinder 11, the 11 lower end outer surface of sleeve is formed with the first external screw thread 111, and 11 lower end of sleeve is set with cover 31, institute
The tubular structure that cover 31 is upper end opening is stated, is equipped with 34 storehouse 33 of collision mat 32 and battery, the battery 34 in the cover 31
The battery 34 for powering to detection module is fixed in storehouse 33,31 inner surface of cover is formed with and the first external screw thread 111
First internal screw thread of cooperation；The lower case 22 is the tubular structure of upper end opening, and the sleeve 11 is arranged in the lower case
In 22, it is tightly connected between the lower case 22 and top cover 12；Feed opening 121 is penetratingly offered on the top cover 12, it is described
Feed opening 121 is sealed by plug 14, and the feed opening 121 is located between 22 internal perisporium of sleeve 11 and lower case.
Once sealing structure is formed between upper housing and lower case 22, and secondary seal knot is formed between sleeve 11 and cover 31
Structure.It can prevent steam from entering in sleeve 11 by repeatedly sealing, the detection module in sleeve 11 is avoided to suffer erosion, make the inspection
Survey device energy long-term stable work.
In order to facilitate the dismounting of the detector, maintenance cost is reduced, extends outward to form ring on 22 top of lower case
Shape plate 21,21 outer surface of annular plate are formed with the second external screw thread 211, and 12 inner surface of top cover is formed with and the second outer spiral shell
The internal screw thread that line 211 cooperates；It is equipped with sealing ring 15 in the top cover 12, the sealing ring 15 is sleeved on 11 periphery of sleeve.
When needing replacing battery 34, first by upper housing by being unloaded in lower case 22, then by cover 31 by sleeve 11
On unload, new battery 34 is replaced used batteries 34 can.While this mode keeps battery 34 convenient to disassembly, due to being not necessarily to
Dismount detection module, additionally it is possible to reduce task difficulty.
The circular hole 151 being connected to feed opening 121 is penetratingly offered on sealing ring 15, can also covered by feed opening 121
Desiccant is injected in the space that cylinder 11 and 22 inner cavity of lower case are formed, the moisture in lower case 22 can be absorbed by desiccant,
Dampproof effect is played, further prevents steam from entering in sleeve 11, the detection module in effective protection sleeve 11.
Feed opening 121 is closed by plug 14, when needing to inject desiccant, is extracted plug 14, is directly passed through feed opening 121
Desiccant is injected, plug 14 is reapposed in feed opening 121 after perfusion, charging processing is simple and easy.
11 upper end of sleeve is located at the top of top cover 12,11 part of sleeve above top cover 12 and is connected between top cover 12
Multiple first reinforcing ribs 13,13 relative sleeve of the first reinforcing rib, 11 axis are annularly distributed.The outer surface of lower case 22 is connected with
Multiple second reinforcing ribs 23, opposite 22 axis of lower case of second reinforcing rib 23 are annularly distributed.
First reinforcing rib 13 and the second reinforcing rib 23 are provided with the compressive property for being conducive to improve the detector, can be against
Positive pressure and shear stress when vehicle rolls, extend the service performance of product.
In order to improve the globality of the detector, it is integrally formed between the top cover 12 and sleeve 11.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of city expressway flow geomagnetism detecting device, including shell and setting and the intracorporal detection module of the shell, special
Sign is that the shell includes upper housing and lower case；The upper housing includes sleeve, the top cover for being sleeved on sleeve periphery；Institute
The tubular structure that sleeve is lower ending opening is stated, the detection module is arranged in the sleeve, sleeve lower end outer surface shape
At there is the first external screw thread, the sleeve lower end is set with cover, and the cover is the tubular structure of upper end opening, in the cover
Equipped with collision mat and battery compartment, the battery for powering to detection module, the cover inner surface are fixed in the battery compartment
It is formed with the first internal screw thread with the cooperation of the first external screw thread；The lower case is the tubular structure of upper end opening, and the sleeve is worn
In the lower case, it is tightly connected between the lower case and top cover；Feed opening, institute are penetratingly offered on the top cover
It states feed opening to be sealed by plug, the feed opening is between sleeve and lower case internal perisporium.
2. a kind of city expressway flow geomagnetism detecting device according to claim 1, which is characterized in that in the lower case
Portion extends outward to form annular plate, and the annular plate outer surface is formed with the second external screw thread, the top cover inner surface be formed with
The internal screw thread of second external screw thread cooperation；Sealing ring is equipped in the top cover, the sealing ring is sleeved on the sleeve periphery, described
The circular hole being connected to feed opening is penetratingly offered on sealing ring.
3. a kind of city expressway flow geomagnetism detecting device according to claim 1, which is characterized in that the sleeve upper end
Above top cover, multiple first reinforcing ribs, the first reinforcing rib are connected between the sleeve part and top cover above top cover
Relative sleeve axis is annularly distributed.
4. a kind of city expressway flow geomagnetism detecting device according to claim 1, which is characterized in that the lower case
Outer surface is connected with multiple second reinforcing ribs, and second reinforcing rib is annularly distributed with respect to lower casing body axis.
5. a kind of city expressway flow geomagnetism detecting device according to claim 2, which is characterized in that the sleeve is under
Desiccant is perfused between shell.
6. a kind of city expressway flow geomagnetism detecting device according to claim 1, which is characterized in that the top cover and set
It is integrally formed between cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822182737.6U CN209281625U (en) | 2018-12-25 | 2018-12-25 | A kind of city expressway flow geomagnetism detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822182737.6U CN209281625U (en) | 2018-12-25 | 2018-12-25 | A kind of city expressway flow geomagnetism detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209281625U true CN209281625U (en) | 2019-08-20 |
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ID=67606970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822182737.6U Active CN209281625U (en) | 2018-12-25 | 2018-12-25 | A kind of city expressway flow geomagnetism detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209281625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112907983A (en) * | 2021-01-20 | 2021-06-04 | 迈锐数据（北京）有限公司 | Durable type earth magnetism check out test set |
-
2018
- 2018-12-25 CN CN201822182737.6U patent/CN209281625U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112907983A (en) * | 2021-01-20 | 2021-06-04 | 迈锐数据（北京）有限公司 | Durable type earth magnetism check out test set |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300384 Tianjin Binhai New Area Huayuan Industrial Zone (Outside Rim) Haitai Development Five Road 16 B-2 Building 2 Gate 202 Patentee after: Yixing taichen Technology Co., Ltd Address before: 300384 Tianjin Binhai New Area Huayuan Industrial Zone (Outside Rim) Haitai Development Five Road 16 B-2 Building 2 Gate 202 Patentee before: Yi Xingtai Chen (Tianjin) Technology Co., Ltd. |