CN204028136U - A kind of electric-field sensor waterproof cover - Google Patents
A kind of electric-field sensor waterproof cover Download PDFInfo
- Publication number
- CN204028136U CN204028136U CN201420466215.8U CN201420466215U CN204028136U CN 204028136 U CN204028136 U CN 204028136U CN 201420466215 U CN201420466215 U CN 201420466215U CN 204028136 U CN204028136 U CN 204028136U
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- China
- Prior art keywords
- half shell
- lower house
- electric
- field sensor
- waterproof cover
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- 230000005684 electric field Effects 0.000 title claims abstract description 20
- 230000006698 induction Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 210000003141 lower extremity Anatomy 0.000 claims description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 241000168254 Siro Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a kind of electric-field sensor waterproof cover, a kind of electric-field sensor waterproof cover, comprises upper shell and the lower house of coaxial setting, is provided with the coaxial axle of photoelectric code disk, cover plate, induction blade and the shielding blade set gradually in described upper shell.This waterproof shell structure is simple, can effectively prevent rainwater to the damage of sensor.
Description
Technical field:
The utility model relates to a kind of waterproof cover, specifically relates to a kind of electric-field sensor waterproof cover.
Background technology:
Along with the development of electrical power transmission system, the electromagnetic environment problem under transmission line of electricity is so more and more that to receive publicity.Under line, the measurement of total electric field strength is one of important indicator passing judgment on electromagnetic environment.At present, the measurement that rotary electric field sensor carries out electric field intensity under line is widely used both at home and abroad.
Generally, one-shot measurement needs the sensor of use about 30.Test on the spot in the wild, weather conditions are difficult to expect, and the structure of most sensor does not possess water-proof function, rain or other chance water environments, easily cause the damage of sensor internal circuit and motor once meet with.
Utility model content:
In order to overcome above-mentioned deficiency existing in prior art, the utility model provides a kind of rotary type electric field sensor water-proof shell, is placed in waterproof cover by the PCB circuit of sensor, prevents rainwater to the damage of sensor.
The technical scheme that the utility model provides is: a kind of electric-field sensor waterproof cover, comprise upper shell and the lower house of coaxial setting, its improvements are: the coaxial axle being provided with photoelectric code disk, cover plate, induction blade and the shielding blade set gradually in described upper shell.
Preferably, described lower house is cavity right cylinder, and the bottom of described lower house is provided with bottom.
Preferably, described cover plate is protruding to center position by edge.
Preferably, described upper shell sidewall is provided with a circle osculum, and the lower limb of described osculum is concordant with described cover plate.
Preferably, described upper shell comprises integrated cavity cylindrical upper half shell and internal diameter and equals described upper half shell internal diameter and external diameter is less than the lower half shell of described upper half shell external diameter, and the bottom of described upper half shell is provided with the circle annular groove coaxial with described upper half shell.
Further, the top of described lower house is provided with along the inwall of described lower house the flange collar that a circle and described groove adapt, and the lower half shell of described upper shell stretches into the inner chamber of described lower house, and the flange collar on described lower house top stretches in the groove of described upper half shell bottom.
Further, the annular recess that a circle is coaxial with described lower half shell is provided with in the middle part of the sidewall of described lower half shell, the sidewall of described lower house is provided with the top wire hole corresponding with described annular recess, and jackscrew props up described annular recess through described top wire hole and is connected with described lower half shell by described upper half shell.
Further, the dividing plate of described upper half shell and described lower half shell being isolated is provided with between described upper half shell and described lower half shell, mounting hole is provided with in the middle part of described dividing plate, motor is arranged in the middle part of described dividing plate by mounting hole, described motor is provided with the little axle of the motor coaxial with described upper half shell, upper and lower end face fixed mask blade and the photoelectric code disk respectively of the little axle of described motor.
Further, the edge of described dividing plate is provided with a circle screw, and described cover plate edge is provided with a circle identical screw corresponding to spacing the size of screw on described dividing plate, and described cover plate is fixed on described dividing plate through described screw by screw.
Further, described bottom edge is provided with a circle screw, and described lower house bottom is provided with the mounting hole corresponding with screw on described bottom, is provided with water proof ring between described bottom and described lower house, and described bottom is fixed by screw and described lower house.
The utility model has following beneficial effect:
(1) water proof ring is provided with between upper shell and cover plate.Cover plate when mounted, utilizes screw and upper shell to combine closely, and strengthens the laminating degree of water proof ring and upper shell, prevents rainwater to enter in upper shell, cause motor damage.
(2) be provided with lower water proof ring between lower house and bottom, utilize screw to connect lower casing and bottom, compress lower water proof ring, achieve the waterproof of bottom, prevent and unrestrainedly on rainwater enter in housing;
(3) coverslip surface is protruding to center position by marginal portion, there is the osculum that a circle is square the side of upper shell, osculum lower limb is concordant with this sheet, when rainwater is larger, rainwater under gravity, to edge's flowing, and discharged by the perforate of upper shell, effectively prevent rainwater gathering on cover plate;
(4) upper shell and lower house junction, the step shape adopting groove and flange collar to be formed is connected, and effectively prevent rainwater and enters in housing chamber.
Accompanying drawing illustrates:
Fig. 1 is overall schematic of the present utility model;
Fig. 2 is decomposing schematic representation of the present utility model;
Fig. 3 is the bottom schematic view of upper shell;
Fig. 4 is the bottom schematic diagram of lower house;
Fig. 5 is longitudinal profile of the present utility model schematic diagram and partial enlarged drawing;
Wherein 1-shielding blade, 2-induction blade, 3-cover plate, the little axle of 4-motor, 5-photoelectric code disk, 6-upper shell, 7-osculum, 8-lower house, 9-bottom.
Embodiment:
In order to understand the utility model better, below in conjunction with Figure of description, content of the present utility model is described further:
As shown in Figure 1, whole waterproof cover is tightly connected by upper shell and lower house and forms the overall schematic of waterproof cover.
The exploded view of waterproof cover is as shown in Figure 2: sensor motor is fixed on upper shell 6, and the little axle 4 of motor is arranged on the axle center of upper shell 6; The lower surface of the little axle 4 of motor connects photoelectric code disk 5, rotates with motor in synchrony, and the other end passes the center of cover plate 3 and induction blade 2, and on induction blade 2 fixed cover sheet 3, the upper surface of the little axle 4 of motor connects shielding blade 1 by screw;
Cover plate 3 edge is provided with six screws, is provided with water proof ring between cover plate 3 and upper shell 6, and cover plate 3 is installed on upper shell 6, edge uses 6 screws, by both compact siro spinning technology, strengthens the laminating degree of water proof ring and upper shell 6, prevent rainwater from entering in upper shell 6, cause motor damage.
Cover plate 3 surface is protruding to center position by edge, avoids rainwater gathering on cover plate 3.The sidewall of upper shell 6 has the osculum 7 that a circle is square, and the lower limb in hole is concordant with cover plate 3, when rainwater is larger, rainwater under gravity, to edge's flowing, and is discharged by the perforate of upper shell 6 sidewall, prevent rainwater gathering on cover plate 3, be convenient to the quick discharge of rainwater.
Upper shell 6 combines with between lower house, and the pcb board of the signal conditioning circuit of sensor, puts in lower house.
Upper shell 6 comprises upper half shell and lower half shell 8; Lower half shell 8 stretches into lower casing inner chamber, pushes down circuit pcb board.
During sensor measurement, usually vertically place.The upper edge of lower house adopts flange collar staircase structural model, stops that rainwater immerses in housing, achieves the waterproof in housing chamber.
Be provided with a circle groove in the middle part of the sidewall of lower half shell 8, lower house outer wall has the top wire hole corresponding with groove, and jackscrew is connected upper-lower casing by top wire hole with groove.
Lower house bottom is provided with bottom 9, is provided with water proof ring between lower house and bottom 9, utilizes screw to connect lower house and bottom 9, compresses water proof ring, achieve the waterproof of bottom 9, prevents unrestrained on rainwater entering in housing.
The bottom schematic view of upper shell 6 is as shown in Figure 3: carry out housing assembling, first be the motor of sensor installation, the bottom center of lower house is provided with the mounting hole 10 of fixed electrical machinery, then the little axle 4 of mounted motor on motor, and side, bottom surface is provided with the grooved perforate 11 for installing photoelectric tube; Bottom edge is provided with six screws corresponding with the screw on cover plate 3, for installing cover plate 3.
Bottom 9 view is as shown in Figure 4: with fastened by screw between bottom 9 and lower house, compresses lower water proof ring between the two, prevents water from immersing sensor.
Longitudinal profile of the present utility model schematic diagram is as shown in Figure 5:
Sidewall below lower house is provided with the hole for mounted connector, adopt the connector of waterproof construction during installation, be provided with airtight rubber ring between connector and lower house, by the nut of lower house inside, connector be fixed on lower house, there is certain pressure to water proof ring, realize the waterproof of connecter hole;
Between cover plate 3 and upper shell 6, adopt water proof ring frame to combine, position is as shown in Fig. 5 12; Between lower house 8 and bottom 9, adopt water proof ring to combine, position is as shown in Fig. 5 14.
The torus of upper shell 6 lower part stretches into lower house inwall, forms the cylindrical space as shown in Fig. 5 15, for the pcb board of fixation of sensor circuit.
Upper-lower casing coupling part as shown in Fig. 5 13, edge on lower house, is provided with the flange collar of step, and the upper half shell bottom of upper shell 6 is provided with the groove matched with flange collar, and flange collar stretches in groove and combined closely in upper-lower casing coupling part.
Upper-lower casing coupling part as shown in Fig. 5 13, edge on lower house, is provided with the flange collar of step, and the upper half shell bottom of upper shell is provided with the groove matched with flange collar, and flange collar stretches in groove and combined closely in upper-lower casing coupling part.
These are only embodiment of the present utility model, be not limited to the utility model, all within spirit of the present utility model and principle, any amendment made, equivalent replacements, improvement etc., all should be included within right of the present utility model that application awaits the reply.
Claims (10)
1. an electric-field sensor waterproof cover, comprises upper shell and the lower house of coaxial setting, it is characterized in that: the coaxial axle being provided with photoelectric code disk, cover plate, induction blade and the shielding blade set gradually in described upper shell.
2. a kind of electric-field sensor waterproof cover as claimed in claim 1, is characterized in that:
Described lower house is cavity right cylinder, and the bottom of described lower house is provided with bottom.
3. a kind of electric-field sensor waterproof cover as claimed in claim 1, is characterized in that:
Described cover plate is protruding to center position by edge.
4. a kind of electric-field sensor waterproof cover as claimed in claim 1, is characterized in that:
Described upper shell sidewall is provided with a circle osculum, and the lower limb of described osculum is concordant with described cover plate.
5. a kind of electric-field sensor waterproof cover as claimed in claim 1, is characterized in that:
Described upper shell comprises integrated cavity cylindrical upper half shell and internal diameter and equals described upper half shell internal diameter and external diameter is less than the lower half shell of described upper half shell external diameter, and the bottom of described upper half shell is provided with the circle annular groove coaxial with described upper half shell.
6. a kind of electric-field sensor waterproof cover as claimed in claim 5, is characterized in that:
The top of described lower house is provided with along the inwall of described lower house the flange collar that a circle and described groove adapt, and the lower half shell of described upper shell stretches into the inner chamber of described lower house, and the flange collar on described lower house top stretches in the groove of described upper half shell bottom.
7. a kind of electric-field sensor waterproof cover as claimed in claim 6, is characterized in that:
The annular recess that a circle is coaxial with described lower half shell is provided with in the middle part of the sidewall of described lower half shell, the sidewall of described lower house is provided with the top wire hole corresponding with described annular recess, and jackscrew props up described annular recess through described top wire hole and is connected with described lower half shell by described upper half shell.
8. a kind of electric-field sensor waterproof cover as claimed in claim 5, is characterized in that:
The dividing plate of described upper half shell and described lower half shell being isolated is provided with between described upper half shell and described lower half shell, mounting hole is provided with in the middle part of described dividing plate, motor is arranged in the middle part of described dividing plate by mounting hole, described motor is provided with the little axle of the motor coaxial with described upper half shell, upper and lower end face fixed mask blade and the photoelectric code disk respectively of the little axle of described motor.
9. a kind of electric-field sensor waterproof cover as claimed in claim 8, is characterized in that:
The edge of described dividing plate is provided with a circle screw, and described cover plate edge is provided with a circle identical screw corresponding to spacing the size of screw on described dividing plate, and described cover plate is fixed on described dividing plate through described screw by screw.
10. a kind of electric-field sensor waterproof cover as claimed in claim 2, is characterized in that:
Described bottom edge is provided with a circle screw, and described lower house bottom is provided with the mounting hole corresponding with screw on described bottom, is provided with water proof ring between described bottom and described lower house, and described bottom is fixed by screw and described lower house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466215.8U CN204028136U (en) | 2014-08-18 | 2014-08-18 | A kind of electric-field sensor waterproof cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466215.8U CN204028136U (en) | 2014-08-18 | 2014-08-18 | A kind of electric-field sensor waterproof cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204028136U true CN204028136U (en) | 2014-12-17 |
Family
ID=52067978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420466215.8U Active CN204028136U (en) | 2014-08-18 | 2014-08-18 | A kind of electric-field sensor waterproof cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204028136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107544065A (en) * | 2016-06-29 | 2018-01-05 | 鸿富锦精密电子(天津)有限公司 | Water-proof device |
-
2014
- 2014-08-18 CN CN201420466215.8U patent/CN204028136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107544065A (en) * | 2016-06-29 | 2018-01-05 | 鸿富锦精密电子(天津)有限公司 | Water-proof device |
| CN107544065B (en) * | 2016-06-29 | 2021-05-11 | 鸿富锦精密电子(天津)有限公司 | Water-proof device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |