CN209342792U - A kind of protective device of voltage signal sensor - Google Patents
A kind of protective device of voltage signal sensor Download PDFInfo
- Publication number
- CN209342792U CN209342792U CN201822079657.8U CN201822079657U CN209342792U CN 209342792 U CN209342792 U CN 209342792U CN 201822079657 U CN201822079657 U CN 201822079657U CN 209342792 U CN209342792 U CN 209342792U
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- shield
- fixed
- main body
- sensor
- voltage signal
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Abstract
The utility model relates to electric appliances to protect field, specifically disclose a kind of protective device of voltage signal sensor, it is inconvenient for the installation and removal of existing shield, the problem for causing the maintenance of sensor inconvenient, now propose following scheme, it includes mounting base, sensor main body is fixed on the mounting base, the outside of the sensor main body is provided with shield, connecting wire is connected on the sensor main body, the outside of shield is arranged in far from one end of shield for the connecting wire, the both sides external of the shield is respectively and fixedly provided with fixed plate, fixed groove is offered in the fixed plate, four groups of rotation axis are fixed on the mounting base, rotor plate is connected in the rotation axis, the bottom of the rotor plate is provided with limited block.The utility model, it is structurally reasonable, it is novel in design, can the fast and convenient outside that shield is fixed on to sensor main body, the installation and removal of shield are easy, to facilitate the maintenance of sensor.
Description
Technical field
The utility model relates to electric appliance protection field more particularly to a kind of protective devices of voltage signal sensor.
Background technique
Voltage sensor be it is a kind of by tested electrical parameter be converted into DC current, DC voltage and be isolated output simulation letter
Number or digital signal device.Voltage sensor is used to measure wave distortion in power grid more serious voltage or current signal,
It can measure square wave, the nonsinusoidal waveforms such as triangular wave, along with the expansion of urban population and construction scale, various electrical equipments
Increase, electricity consumption is increasing, the frequent overload operation of the power supply unit in city, and power utilization environment becomes more and more severe, to electricity
" test " in source is increasingly severe.According to statistics, daily electrical equipment will be invaded by 120 times or so various power issues
It disturbs, the 60% of electronic failure comes from power supply.Therefore, the importance of power issue is increasingly prominent comes out.It is originally used as supporting role,
Attention of the less power supply of capital investment increasingly by manufacturer and researcher, power technology develop into then one it is brand-new
Technology, in order to detect and show electric current automatically, and when the Harms such as overcurrent, over-voltage occur with automatic protection functions and more
Advanced intelligent control detects electric current or electricity with sensing detection, sense samples, the power technology for sensing protection gradually at trend
The sensor of pressure just comes into being and starts the favor by numerous circuit designers in China.
Existing voltage signal sensor is provided with shield when in use, by the outside in sensor, to avoid biography
Enter dust inside sensor, to influence the service life of sensor, existing shield at the outside for being mounted on sensor,
Fixed between screw or other modes, the installation and removal inconvenience of shield is generallyd use, and then makes the maintenance of sensor more
Inconvenience, we design a kind of protective device of voltage signal sensor to solve the above problems thus.
Summary of the invention
The utility model proposes a kind of voltage signal sensor protective device, solve the installation and removal of shield
Inconvenience, the problem for causing the maintenance of sensor inconvenient.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of protective device of voltage signal sensor, including mounting base are fixed with sensor on the mounting base
Main body, the outside of the sensor main body are provided with shield, and connecting wire, the connection are connected on the sensor main body
The outside of shield is arranged in far from one end of shield for conducting wire, and the both sides external of the shield is respectively and fixedly provided with fixed plate, institute
It states and offers fixed groove in fixed plate, four groups of rotation axis are fixed on the mounting base, be connected with and turn in the rotation axis
Movable plate, the bottom of the rotor plate are provided with limited block, and the limited block is fixed on the rotating shaft, is fixed on the rotor plate
Standing screw, the lower rotation of the standing screw are connected with fixed briquetting, are connected between the fixed briquetting and rotor plate
Connecting spring, the connecting spring are set between standing screw.
Preferably, the structure of rotation axis described in four groups is identical, is symmetrically arranged at the two sides both ends of fixed plate.
Preferably, the setting of the fixed groove and rotation axis in the same horizontal line, and the hole slot size of fixed groove
It is matched with the size of fixed briquetting.
Preferably, through-hole is offered at the top of the shield, the connecting wire passes through the through-hole on shield respectively
The outside of shield is set.
Preferably, the C-shaped structure of the shield, and the c-opening of shield is arranged downward.
In the utility model, it is arranged in the fixed groove in fixed plate by fixed briquetting, effectively consolidates fixed plate
It is fixed, so that shield to be fixed on to the outside of sensor main body by fixed plate, make the simple installation of shield, thus convenient pair
The disassembly of shield.
The utility model, it is structurally reasonable, it is novel in design, fast and convenient shield can be fixed on the outer of sensor main body
The installation and removal in portion, shield are easy, to facilitate the maintenance of sensor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is enlarged drawing at the A in Fig. 1.
Fig. 3 is the local structure top view of the mounting base in the utility model.
Figure label: 1 mounting base, 2 sensor main bodies, 3 shields, 4 connecting wires, 5 fixed plates, 6 fixed grooves, 7
Rotation axis, 8 rotor plates, 9 limited blocks, 10 standing screws, 11 fixed briquettings, 12 connecting springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of protective device of voltage signal sensor, including mounting base 1, it is fixed on mounting base 1
There is sensor main body 2, the outside of sensor main body 2 is provided with shield 3, the C-shaped structure of shield 3, and the c-type of shield 3
Opening down setting is connected with connecting wire 4 on sensor main body 2, and one end setting of the connecting wire 4 far from shield 3 is anti-
The outside of shield 3, the top of shield 3 offer through-hole, and connecting wire 4 is respectively by the through-hole setting on shield 3 anti-
The outside of shield 3, the both sides external of shield 3 are respectively and fixedly provided with fixed plate 5, and fixed groove 6 is offered in fixed plate 5, install bottom
Four groups of rotation axis 7 are fixed on plate 1, the structure of four groups of rotation axis 7 is identical, the two sides both ends of fixed plate 5 are symmetrically arranged at,
In the same horizontal line, and the hole slot size of fixed groove 6 and fixation briquetting 11 is big for the setting of fixed groove 6 and rotation axis 7
Small matching is connected with rotor plate 8 in rotation axis 7, and the bottom of rotor plate 8 is provided with limited block 9, and limited block 9 is fixed on rotation axis 7
On, standing screw 10 is fixed on rotor plate 8, the lower rotation of standing screw 10 is connected with fixed briquetting 11, fixed briquetting 11
Connecting spring 12 is connected between rotor plate 8, connecting spring 12 is set between standing screw 10, and the utility model passes through
Fixed briquetting 11 is arranged in the fixed groove 6 in fixed plate 5, effectively that fixed plate 5 is fixed, thus will by fixed plate 5
Shield 3 is fixed on the outside of sensor main body 2, makes the simple installation of shield 3, thus the convenient disassembly to shield 3.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Working principle: when the utility model is used, shield 3 is during installation, by rotor plate 8 around 7 turns of rotation axis
It is dynamic, the top for the fixed groove 6 that the fixation briquetting 11 connected on rotor plate 8 is set in the fixed plate 5 of 3 two sides of shield,
By rotating standing screw 10, make standing screw 10 that fixed briquetting 11 be pushed to be arranged in fixed groove 5, by by fixed plate 5
It is fixed, thus the outside for the sensor main body 2 shield 3 being fixed on mounting base 1, thus effectively to sensor main body
2 are protected.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of protective device of voltage signal sensor, including mounting base (1), which is characterized in that the mounting base (1)
On be fixed with sensor main body (2), the outside of the sensor main body (2) is provided with shield (3), the sensor main body
(2) it is connected on connecting wire (4), one end setting of the connecting wire (4) far from shield (3) is in the outer of shield (3)
The both sides external in portion, the shield (3) is respectively and fixedly provided with fixed plate (5), offers fixed groove (6) on the fixed plate (5),
It is fixed with four groups of rotation axis (7) on the mounting base (1), is connected with rotor plate (8), the rotation on the rotation axis (7)
The bottom of plate (8) is provided with limited block (9), and the limited block (9) is fixed on rotation axis (7), fixed on the rotor plate (8)
Have standing screw (10), the lower rotation of the standing screw (10) is connected with fixed briquetting (11), the fixed briquetting (11)
It is connected between rotor plate (8) connecting spring (12), the connecting spring (12) is set between standing screw (10).
2. a kind of protective device of voltage signal sensor according to claim 1, which is characterized in that rotated described in four groups
The structure of axis (7) is identical, is symmetrically arranged at the two sides both ends of fixed plate (5).
3. a kind of protective device of voltage signal sensor according to claim 1, which is characterized in that the fixed groove
(6) with the setting of rotation axis (7) in the same horizontal line, and the hole slot size of fixed groove (6) with fixation briquetting (11) it is big
Small matching.
4. a kind of protective device of voltage signal sensor according to claim 1, which is characterized in that the shield
(3) through-hole is offered at the top of, the connecting wire (4) is arranged by the through-hole on shield (3) in shield (3) respectively
It is external.
5. a kind of protective device of voltage signal sensor according to claim 1, which is characterized in that the shield
(3) C-shaped structure, and the c-opening of shield (3) is arranged downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079657.8U CN209342792U (en) | 2018-12-12 | 2018-12-12 | A kind of protective device of voltage signal sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079657.8U CN209342792U (en) | 2018-12-12 | 2018-12-12 | A kind of protective device of voltage signal sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209342792U true CN209342792U (en) | 2019-09-03 |
Family
ID=67756606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822079657.8U Active CN209342792U (en) | 2018-12-12 | 2018-12-12 | A kind of protective device of voltage signal sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209342792U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113741A (en) * | 2021-10-26 | 2022-03-01 | 杭州巨骐信息科技股份有限公司 | Voltage sensor based on tamper-proof function |
| CN116430175A (en) * | 2023-05-24 | 2023-07-14 | 常熟市景弘盛通信科技股份有限公司 | High-frequency high-speed signal transmission cable test fixture |
-
2018
- 2018-12-12 CN CN201822079657.8U patent/CN209342792U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113741A (en) * | 2021-10-26 | 2022-03-01 | 杭州巨骐信息科技股份有限公司 | Voltage sensor based on tamper-proof function |
| CN116430175A (en) * | 2023-05-24 | 2023-07-14 | 常熟市景弘盛通信科技股份有限公司 | High-frequency high-speed signal transmission cable test fixture |
| CN116430175B (en) * | 2023-05-24 | 2024-03-26 | 常熟市景弘盛通信科技股份有限公司 | High-frequency high-speed signal transmission cable test fixture |
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