CN208338197U - A kind of test device of digital relay protection device - Google Patents
A kind of test device of digital relay protection device Download PDFInfo
- Publication number
- CN208338197U CN208338197U CN201821093210.XU CN201821093210U CN208338197U CN 208338197 U CN208338197 U CN 208338197U CN 201821093210 U CN201821093210 U CN 201821093210U CN 208338197 U CN208338197 U CN 208338197U
- Authority
- CN
- China
- Prior art keywords
- shell
- circuit board
- fan
- relay protection
- top surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses a kind of test devices of digital relay protection device; including shell; the bottom of the circuit board is equipped with bracket and is fixedly connected with the casing by bracket; the downside of the circuit board is equipped with fan; thermistor is equipped in the middle part of the top surface of the circuit board, the motor is electrically connected by conducting wire and thermistor；The top surface of the shell is equipped in the handle slot being recessed inwardly, and the inside of the handle slot is equipped with handle and rotating member, and the side of the shell is equipped with the wiring hole in the distribution of 4X4 matrix.The utility model detects the temperature of circuit board and enclosure interior by thermistor, can be adjusted accordingly according to temperature to the revolving speed of motor, can be to avoid for a long time using back casing over-heat inside and the problem of heat dissipation effect is not achieved；Wiring hole side is designed into, space that is easy to operate and no longer occupying front surface, top surface is equipped with handle, takes conveniently, portability is higher.
Description
Technical field
The utility model relates to test device technical field, the test of specially a kind of digital relay protection device is filled
It sets.
Background technique
Microcomputer protective relay has been widely used in route protection, transform er differential protection, the every field such as excitation con-trol.Power transformation
Comprehensive automation of standing has become mainstream.Relay-protection tester is a kind of important test for guaranteeing power system security reliability service
Tool.With the rapid development of computer technology, microelectric technique, power electronic technique, constantly pushed away using latest technological achievements
Novel high-performance test device for relay protection is the inexorable trend of technological progress out.Microcomputer relay protection tester is to be known as: micro-
Machine relay protection check instrument, microcomputer relay protection instrument, relay-protection tester, three-phase relay-protection tester, relay protection tester, three-phase
Relay protection tester, three-phase relay protection check instrument, relay protection tester, three-phase relay protection tester, relay protection instrument.
However, being equipped with radiator inside the test device of existing protective relaying device at present, and radiator is big
It is set to the top surface or side of circuit board, the heat dissipation effect of the radiator of such design is poor, to protective relaying device more
The working time is too long when test, and the temperature inside test device is excessively high, and the output power of radiator is fixed value, cannot
Certain adjusting is carried out according to test device internal temperature；Furthermore the wiring hole of test device is set to front surface, occupies face
Larger and test device the volume and weight of product is excessive, it has not been convenient to carry.Change for this reason, it may be necessary to design a new scheme and give
Into.
Summary of the invention
The purpose of this utility model is to provide a kind of test devices of digital relay protection device, solve background skill
The problem of proposed in art, meets the actual needs.
To achieve the above object, the utility model provides the following technical solutions: a kind of survey of digital relay protection device
Trial assembly is set, including shell, and the both side surface of the shell is equipped in the radiating groove being recessed inwardly, and the inside of the shell is equipped with electricity
Road plate, the bottom of the circuit board are equipped with bracket and are fixedly connected with the casing by bracket, and the downside of the circuit board is equipped with wind
Fan, the fan are fixedly connected with the casing by bolt, and thermistor is equipped in the middle part of the top surface of the circuit board and passes through soldering
Mode be electrically connected, be equipped with motor in the middle part of the top surface of the fan and the power output end of motor and the power intake of fan
Connection, the motor are electrically connected by conducting wire and thermistor；The top surface of the shell is equipped in the handle slot being recessed inwardly,
The inside of the handle slot is equipped with handle and rotating member, and the handle is connect by rotating member with housing into rotation, the shell
Side is equipped with the wiring hole in the distribution of 4X4 matrix.
As a kind of preferred embodiment of the utility model, the two sides of the bottom of the circuit board are equipped with cooling fin, described
Cooling fin is set to the upside of fan and top surface is fitted and connected with circuit board.
As a kind of preferred embodiment of the utility model, thermovent and thermovent are equipped in the middle part of the bottom surface of the shell
Positioned at the downside of fan, the thermovent, which is connected in the interior outside of shell and thermovent, is equipped with filter screen.
As a kind of preferred embodiment of the utility model, the front surface of the shell is equipped with display screen, control panel
And USB interface, the display screen, control panel and USB interface are connect by way of inlaying with shell.
As a kind of preferred embodiment of the utility model, the bottom surface of the shell passes through the side of bonding close to corner
Formula is connected with foot pad, and the foot pad sets 4 altogether and is symmetric.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) top of the circuit board of the test device is equipped with thermistor, by thermistor come to circuit board and shell
Internal temperature is detected, and is adjusted accordingly by the result of detection to resistance value, can according to temperature come pair
The revolving speed of motor is adjusted accordingly, can be improved the efficiency and efficiency of heat dissipation, after can avoid long-time use
Enclosure interior overheat and heat dissipation effect the problem of being not achieved；
(2) wiring hole side has been designed into, space that is easy to operate and no longer occupying front surface becomes the volume of shell
Small, top surface is equipped with handle, can be carried shell in hand by handle, takes conveniently, portability is higher.
Detailed description of the invention
Fig. 1 is a kind of top view of the test device of digital relay protection device of the utility model；
Fig. 2 is a kind of front view of the test device of digital relay protection device of the utility model；
Fig. 3 is a kind of side view of the test device of digital relay protection device of the utility model；
Fig. 4 is a kind of lateral sectional view of the test device of digital relay protection device of the utility model.
In figure: shell 1；Radiating groove 2；Handle 3；Handle slot 4；Rotating member 5；Foot pad 6；Wiring hole 7；Display screen 8；Control plane
Plate 9；Usb 10；Thermistor 11；Circuit board 12；Bracket 13；Cooling fin 14；Thermovent 15；Motor 16；Fan 17.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of test dress of digital relay protection device
It sets, including shell 1, the both side surface of the shell 1 is equipped in the radiating groove 2 being recessed inwardly, and the inside of the shell 1 is equipped with electricity
Road plate 12, the bottom of circuit board 12 are equipped with bracket and are fixedly connected by bracket 13 with shell 1, and the downside of circuit board 12 is equipped with wind
Fan 17, fan 17 are fixedly connected by bolt with shell 1, and thermistor 11 is equipped in the middle part of the top surface of the circuit board 12 and is passed through
The mode of soldering is electrically connected, and is detected by thermistor 11 to the temperature inside circuit board 12 and shell 1；The wind
It is equipped with motor 16 in the middle part of the top surface of fan 17 and the power output end of motor 16 is connect with the power intake of fan 17, motor 16 is logical
It crosses conducting wire and thermistor 11 is electrically connected, the resistance value to the input power of motor 16 is adjusted after the detection temperature of thermistor 11,
To adjust the revolving speed of motor 16, energy utilization rate is improved；The top surface of the shell 1 is equipped in the handle slot 4 being recessed inwardly, handle
The inside of slot 4 is equipped with handle 3 and rotating member 5, and handle 3 is rotatablely connected by rotating member 5 and shell 1, can be very square by handle 3
Picking up shell 1 just, improves the portability of device；The side of the shell 1 is equipped with the wiring hole 7 in the distribution of 4X4 matrix,
Wiring hole 7 is designed in the side of shell 1,1 front surface space of shell is not take up, the volume of overall housing 1 can be reduced.
It is further improved ground, as shown in Figure 4: the two sides of the bottom of the circuit board 12 are equipped with cooling fin 14, and cooling fin 14 is set
In fan 17 upside and top surface be fitted and connected with circuit board 12, cooling fin 14 can play thermally conductive effect, improve heat radiation energy
Power.
It is further improved ground, as shown in Figure 4: being equipped with thermovent 15 in the middle part of the bottom surface of the shell 1 and thermovent 15 is located at
The downside of fan 17, the thermovent 15, which is connected in the interior outside of shell 1 and thermovent 15, is equipped with filter screen 18, and fan 17 passes through
Thermovent 15 blows to cool breeze on cooling fin 14, can filter out the dust in air in the filter screen 18 that thermovent 15 is arranged
And impurity, avoid because 1 inside dust of shell is excessive and caused by circuit damage.
It is further improved ground, as shown in Figure 3: the front surface of the shell 1 is equipped with display screen 8, control panel 9 and USB and connects
Mouth 10, the display screen 8, control panel 9 and usb 10 are connect by way of inlaying with shell 1, by display screen 8, control
Panel 9 and usb 10 design processed is conveniently operated on it in the front surface of shell, can connect by usb 10 outer
And if data downloading.
Specifically, the bottom surface of the shell 1 is connected with foot pad 6, the foot pad 6 close to corner by way of bonding
4 are set altogether and is symmetric, and when shell 1 is placed on ground, foot pad 6 can cause to scratch in which prevent in face of 1 surface of shell.
Working principle: before being tested, first passing through test lead and connect test device with protective relaying device, will
Test lead is inserted into the wiring hole 7 of test device and protective relaying device respectively, is then referred to by control panel 9 come input test
It enables, since the time of test is longer, the electronic component inside shell 1 can generate heat during the test, pass through temperature-sensitive electricity
Resistance 11 detects the surface temperature of the inside of shell 1 and circuit board 12, and adjusts resistance value with testing result, to adjust
The revolving speed of motor 16, motor 16 drive fan 17 after rotating, the air outside shell 1 is sucked and blown by thermovent 15 by fan 17
Onto cooling fin 14, USB flash disk can be connected by usb 10 to play the effect of heat dissipation, after the completion of test and is carried out under data
It carries, 90 ° of the rotation of handle 3 can be convenient and take.
Note: 15 model 5D-9 of thermistor described in the utility model is common thermistor in the market.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of test device of digital relay protection device, including shell (1), it is characterised in that: the two of the shell (1)
Side surface is equipped in the radiating groove (2) being recessed inwardly, and the inside of the shell (1) is equipped with circuit board (12), the circuit board
(12) bottom is equipped with bracket (13) and is fixedly connected by bracket (13) with shell (1), sets on the downside of the circuit board (12)
Have fan (17), the fan (17) is fixedly connected by bolt with shell (1), is equipped in the middle part of the top surface of the circuit board (12)
It thermistor (11) and is electrically connected by way of soldering, motor (16) and motor is equipped in the middle part of the top surface of the fan (17)
(16) power output end is connect with the power intake of fan (17), and the motor (16) passes through conducting wire and thermistor (11)
It is electrically connected；
The top surface of the shell (1) is equipped in the handle slot (4) being recessed inwardly, and the inside of the handle slot (4) is equipped with handle (3)
With rotating member (5), the handle (3) is rotatablely connected by rotating member (5) and shell (1), and the side of the shell (1), which is equipped with, is in
The wiring hole (7) of 4X4 matrix distribution.
2. a kind of test device of digital relay protection device according to claim 1, it is characterised in that: the circuit
The two sides of the bottom of plate (12) are equipped with cooling fin (14), and the cooling fin (14) is set to the upside of fan (17) and top surface and circuit board
(12) it is fitted and connected.
3. a kind of test device of digital relay protection device according to claim 2, it is characterised in that: the shell
(1) bottom surface middle part is equipped with thermovent (15) and thermovent (15) is located at the downside of fan (17), thermovent (15) connection
Filter screen (18) are equipped in the interior outside of shell (1) and thermovent (15).
4. a kind of test device of digital relay protection device according to claim 3, it is characterised in that: the shell
(1) front surface is equipped with display screen (8), control panel (9) and USB interface (10), the display screen (8), control panel (9) and
USB interface (10) is connect by way of inlaying with shell (1).
5. a kind of test device of digital relay protection device according to claim 4, it is characterised in that: the shell
(1) bottom surface is connected with by way of bonding foot pad (6) close to corner, and the foot pad (6) sets 4 and altogether in symmetrical point
Cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093210.XU CN208338197U (en) | 2018-07-11 | 2018-07-11 | A kind of test device of digital relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093210.XU CN208338197U (en) | 2018-07-11 | 2018-07-11 | A kind of test device of digital relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208338197U true CN208338197U (en) | 2019-01-04 |
Family
ID=64786848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821093210.XU Expired - Fee Related CN208338197U (en) | 2018-07-11 | 2018-07-11 | A kind of test device of digital relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208338197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112351621A (en) * | 2020-11-13 | 2021-02-09 | 深圳银链安全技术有限公司 | Network security equipment capable of real-time monitoring |
-
2018
- 2018-07-11 CN CN201821093210.XU patent/CN208338197U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112351621A (en) * | 2020-11-13 | 2021-02-09 | 深圳银链安全技术有限公司 | Network security equipment capable of real-time monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20200711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |