CN206379305U - A kind of impedance relay - Google Patents
A kind of impedance relay Download PDFInfo
- Publication number
- CN206379305U CN206379305U CN201720104682.XU CN201720104682U CN206379305U CN 206379305 U CN206379305 U CN 206379305U CN 201720104682 U CN201720104682 U CN 201720104682U CN 206379305 U CN206379305 U CN 206379305U
- Authority
- CN
- China
- Prior art keywords
- protective case
- relay
- heat emission
- supporting plate
- installing plate
- 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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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of impedance relay, including relay body and protective case, the bottom of the relay body is installed with supporting plate, the surrounding of the relay body outer surface is flexibly connected by the first spring with protective case, the two ends of the relay bodies top are flexibly connected by second spring with protective case, the middle-end of the protective case inner cavity top is installed with heat emission fan, lower end on the left of the protective case inner chamber is installed with temperature sensor, the output end of the temperature sensor and the input of heat emission fan are electrically connected with, the bottom of protective case outer surface is fixedly connected with installing plate.Heat emission fan has been fixedly mounted in the middle-end of protective case inner cavity top in the utility model; and heat emission fan is controlled by temperature sensor; cooling processing can be carried out to relay body; heat can be produced in the process of running by solving impedance relay; its service life is not only reduced, while the problem of also reducing its safety in utilization.
Description
Technical field
The utility model is related to relay technical field, specially a kind of impedance relay.
Background technology
Impedance relay is directed to for the impedance of circuit, so analysis circuit impedance is very important, is generally risen
Dynamic element uses overcurrent relay or impedance relay, in order to improve the sensitivity of element, also can be using reaction negative-sequence current
Or the compound pass filter of zero-sequence current component is used as initiating element, but impedance relay can produce heat in the process of running,
Its service life is not only reduced, while its security used is also reduced, therefore, it is proposed that impedance relay.
Utility model content
The purpose of this utility model is the provision of a kind of impedance relay, possesses the advantage cooled automatically, solves resistance
Reactance relay can produce heat in the process of running, not only reduce its service life, while also reducing its safety in utilization
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of impedance relay, including relay sheet
Body and protective case, the bottom of the relay body are installed with supporting plate, and the surrounding of the relay body outer surface is equal
It is flexibly connected by the first spring with protective case, the two ends of the relay bodies top are lived by second spring and protective case
Dynamic connection, the lower end that the middle-end of the protective case inner cavity top is installed with the left of heat emission fan, the protective case inner chamber is fixed
Temperature sensor is installed, the output end of the temperature sensor and the input of heat emission fan are electrically connected with, outside the protective case
The bottom on surface is fixedly connected with installing plate, and the inner chamber of the installing plate and supporting plate offers the first screw, and installing plate
It is threadedly coupled between supporting plate by fastening screw, the upper end and top of the protective case both sides offer heat emission hole,
The top of the protective case and offer and opened up on the right side of the second screw, the protective case outer surface positioned at the both sides of heat emission fan
There is connecting groove.
It is preferred that, the protective case, supporting plate and installing plate are square structure, and the bottom of protective case is hollow knot
Structure.
It is preferred that, the junction of the installing plate and supporting plate is fixedly connected with rubber blanket.
It is preferred that, the outer surface of the connecting groove, heat emission hole and the second screw has been fixedly connected with screen pack, and connecting groove
Quantity be two.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, heat emission fan has been fixedly mounted in the middle-end of protective case inner cavity top in the utility model, and heat emission fan is passed by temperature
Sensor is controlled, and can carry out cooling processing to relay body, heat can be produced in the process of running by solving impedance relay
Amount, not only reduces its service life, while the problem of also reducing its safety in utilization.
2nd, the utility model can play a part of buffering, reduce external force by the effect of the first spring and second spring
To the damage caused by relay body, its service life is extended.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
In figure：1 relay body, 2 heat emission fans, 3 second springs, 4 protective cases, 5 temperature sensors, 6 first screws, 7
Fagging, 8 installing plates, 9 fastening screws, 10 first springs, 11 connecting grooves, 12 heat emission holes, 13 second screws.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, a kind of impedance relay, including relay body 1 and protective case 4, the bottom of relay body 1 is consolidated
Dingan County is equipped with supporting plate 7, and the surrounding of the outer surface of relay body 1 is flexibly connected by the first spring 10 with protective case 4, relay
The two ends at the top of device body 1 are flexibly connected by second spring 3 with protective case 4, pass through the first spring 10 and second spring 3
Effect, can play a part of buffering, reduce external force to the damage caused by relay body 1, extend its service life, protect
The lower end that the middle-end of the inner cavity top of sheath 4 is installed with the left of heat emission fan 2, the inner chamber of protective case 4 is installed with TEMP
Device 5, the output end of temperature sensor 5 is electrically connected with the input of heat emission fan 2, can carry out cooling processing to relay body 1,
Heat can be produced in the process of running by solving impedance relay, not only reduce its service life, while also reducing it makes
The problem of using security, the bottom of the outer surface of protective case 4 is fixedly connected with installing plate 8, protective case 4, supporting plate 7 and installing plate 8
It is square structure, and the bottom of protective case 4 is hollow-core construction, installing plate 8 and the inner chamber of supporting plate 7 offer the first screw
It is threadedly coupled between 6, and installing plate 8 and supporting plate 7 by fastening screw 9, the junction of installing plate 8 and supporting plate 7, which is fixed, to be connected
Rubber blanket is connected to, increases the density that installing plate 8 is connected with supporting plate 7, the upper end and top of the both sides of protective case 4 are offered
Heat emission hole 12, the top of protective case 4 and offers the second screw 13 positioned at the both sides of heat emission fan 2, is convenient for people to protective case 4
The installation requirements of diverse location, the right side opening of the outer surface of protective case 4 is provided with connecting groove 11, connecting groove 11, heat emission hole 12 and second
The outer surface of screw 13 has been fixedly connected with screen pack, and the quantity of connecting groove 11 is two, it is to avoid dust enters in protective case 4
Portion, so that the phenomenon for reducing the service life of relay body 1 occurs.
In use, heat emission fan 2 has been fixedly mounted in the middle-end in the inner cavity top of protective case 4, and heat emission fan 2 passes through TEMP
Device 5 is controlled, and can carry out cooling processing to relay body 1, heat can be produced in the process of running by solving impedance relay
Amount, not only reduces its service life, while the problem of also reducing its safety in utilization, passes through the first spring 10 and the second bullet
The effect of spring 3, can play a part of buffering, reduce external force to the damage caused by relay body 1, extend it and use the longevity
Life.
In summary：The impedance relay, by the effect of heat emission fan 2 and temperature sensor 5, solves impedance relay
Heat can be produced in the process of running, its service life is not only reduced, while the problem of also reducing its safety in utilization.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of impedance relay, including relay body (1) and protective case (4), it is characterised in that：The relay body
(1) bottom is installed with supporting plate (7), and the surrounding of relay body (1) outer surface passes through the first spring (10)
It is flexibly connected with protective case (4), the two ends at the top of the relay body (1) are living by second spring (3) and protective case (4)
Dynamic connection, the middle-end of protective case (4) inner cavity top is installed with the left of heat emission fan (2), protective case (4) inner chamber
Lower end is installed with temperature sensor (5), and the input of the output end and heat emission fan (2) of the temperature sensor (5) is electrical
Connection, the bottom of protective case (4) outer surface is fixedly connected with installing plate (8), the installing plate (8) and supporting plate (7)
Inner chamber offers between the first screw (6), and installing plate (8) and supporting plate (7) and is threadedly coupled by fastening screw (9), institute
The upper end and top for stating protective case (4) both sides offer heat emission hole (12), the top of the protective case (4) and positioned at radiating
The both sides of fan (2) offer the second screw (13), and the right side opening of protective case (4) outer surface is provided with connecting groove (11).
2. a kind of impedance relay according to claim 1, it is characterised in that：The protective case (4), supporting plate (7) and
Installing plate (8) is square structure, and the bottom of protective case (4) is hollow-core construction.
3. a kind of impedance relay according to claim 1, it is characterised in that：The installing plate (8) and supporting plate (7)
Junction is fixedly connected with rubber blanket.
4. a kind of impedance relay according to claim 1, it is characterised in that：The connecting groove (11), heat emission hole (12)
Screen pack has been fixedly connected with the outer surface of the second screw (13), and the quantity of connecting groove (11) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104682.XU CN206379305U (en) | 2017-01-24 | 2017-01-24 | A kind of impedance relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104682.XU CN206379305U (en) | 2017-01-24 | 2017-01-24 | A kind of impedance relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206379305U true CN206379305U (en) | 2017-08-04 |
Family
ID=59400559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720104682.XU Expired - Fee Related CN206379305U (en) | 2017-01-24 | 2017-01-24 | A kind of impedance relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206379305U (en) |
-
2017
- 2017-01-24 CN CN201720104682.XU patent/CN206379305U/en not_active Expired - Fee Related
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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: 20170804 Termination date: 20180124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |