CN207282405U - A kind of guard relay - Google Patents
A kind of guard relay Download PDFInfo
- Publication number
- CN207282405U CN207282405U CN201721254283.8U CN201721254283U CN207282405U CN 207282405 U CN207282405 U CN 207282405U CN 201721254283 U CN201721254283 U CN 201721254283U CN 207282405 U CN207282405 U CN 207282405U
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- China
- Prior art keywords
- guard relay
- bottom case
- power supply
- armature
- yoke
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Abstract
It the utility model is related to relay technical field, more particularly to a kind of guard relay, including bottom case, the preventative resistance device that is inserted in two power supply terminals of bottom case and is connected between two power supply terminals, the bottom case is equipped with the mounting groove for being used for being installed with preventative resistance device, each power supply terminal is equipped with clamping part, clamping part is equipped with holding tank, and the both ends of preventative resistance device are installed in two holding tanks respectively, and clamping part is located in mounting groove.A kind of guard relay of the utility model, power supply terminal is equipped with the clamping part for being used for clamping preventative resistance device, clamping part is equipped with the holding tank for being used for clamping preventative resistance device, bottom case is equipped with the mounting groove for being used for being installed with clamping part, preventative resistance device is arranged in holding tank and be installed in mounting groove, the installing of preventative resistance device is firm, stable structure, and protective is good.
Description
Technical field
It the utility model is related to relay technical field, and in particular to a kind of guard relay.
Background technology
Relay is a kind of electric control device, is when the change of input quantity (energizing quantity) reaches regulation requirement, electric
Make controlled volume that a kind of electric appliance of predetermined Spline smoothing occur in output circuit.It has control system (also known as input circuit) and
By the interactive relationship between control system (also known as output loop).It is usually applied in automation control circuit, it is actually
It is one kind " automatic switch " that control high current running is gone with low current.Therefore automatic adjustment, safeguard protection are played in circuit, is turned
Change the effect such as circuit.
At present, the relay of in the market, it has control system (also known as input circuit) and (is also known as exported by control system
Circuit) between interactive relationship, but have a problem that, control system is chronically at "on" position and is easily damaged relay, needs
Increase a preventative resistance device, but preventative resistance device is installed insecure in relay, and easy loose contact, causes excessive
Circuit damage relay.
The content of the invention
The purpose of this utility model is to be directed to above-mentioned deficiency of the prior art, there is provided a kind of guard relay, power end
Son is equipped with the clamping part for being used for clamping preventative resistance device, and clamping part is equipped with the holding tank for being used for clamping preventative resistance device, and bottom case is set
It is useful for being installed with the mounting groove of clamping part, preventative resistance device is arranged in holding tank and be installed in mounting groove, preventative resistance device
Installing is firm, stable structure, and protective is good.
The purpose of this utility model is achieved through the following technical solutions：
A kind of guard relay, including bottom case, be inserted in two power supply terminals of bottom case and be connected to two power ends
Preventative resistance device between son, the bottom case are equipped with the mounting groove for being used for being installed with preventative resistance device, and each power supply terminal is equipped with
Clamping part, clamping part are equipped with holding tank, and the both ends of preventative resistance device are installed in two holding tanks respectively, and clamping part is located in peace
Tankage.
Wherein, the guard relay further includes calutron, and two power supply terminals are used to be powered calutron,
The calutron is equipped with the buckling groove with power supply terminal clamping, and the power supply terminal is equipped with bending part, and bending part is comforted with folder and held
Portion is arranged in a crossed manner, and bending part is arranged in buckling groove.
Wherein, the guard relay further includes connecting device, and connecting device includes yoke, armature and movable contact spring, yoke
It is clamped with bottom case, one end of movable contact spring is installed in yoke, and the other end of movable contact spring is connected with armature, and calutron, which is equipped with, to be used to connect
Connect the fixed connection end of yoke and the working end for attracting armature.
Wherein, the movable contact spring stretches out armature and is equipped with two lugs, and two lugs are equipped with movable contact.
Wherein, the guard relay further includes two lead-out terminals for being inserted in bottom case, and two lead-out terminals are equipped with
Stationary contact, two movable contacts are respectively used to be turned on or off the stationary contacts of two lead-out terminals.
Wherein, one end of the armature contradicts yoke, and lug stretches out the other end of armature, and movable contact is located at lug projection
Go out one end of armature, in the stationary contacts of two lead-out terminals is generally aligned in the same plane.
Wherein, the bottom case is additionally provided with the side plate for block movable contact, and movable contact is between stationary contact and side plate.
Wherein, the yoke is equipped with three fixed feets, and three fixed feets are respectively positioned at one end of yoke, middle part and another
End, fixed feet are installed in bottom case.
Wherein, the guard relay further includes the housing covered on the outside of bottom case, and housing is equipped with the side channel for installing.
Wherein, the housing is additionally provided with installing plate, and one end of installing plate is located in side channel, the other end projection of installing plate
Go out housing.
The beneficial effects of the utility model：A kind of guard relay of the utility model, power supply terminal, which is equipped with, to be used to clamp
The clamping part of preventative resistance device, clamping part are equipped with the holding tank for being used for clamping preventative resistance device, and bottom case, which is equipped with, to be used to be installed with clamping
The mounting groove in portion, makes preventative resistance device be arranged in holding tank and is installed in mounting groove, and the installing of preventative resistance device is firm, and structure is steady
Fixed, protective is good.
Brief description of the drawings
Utility model is described further using attached drawing, but the embodiment in attached drawing does not form and the utility model is appointed
What is limited, without creative efforts, can also be according to the following drawings for those of ordinary skill in the art
Obtain other attached drawings.
Fig. 1 is the structure diagram of the bottom case of the utility model, power supply terminal and preventative resistance device.
Fig. 2 is that the utility model hides the structure diagram after housing.
Fig. 3 is the structure diagram of the utility model power supply terminal, calutron and connecting device.
Fig. 4 is the decomposition texture schematic diagram of the utility model.
Reference numeral includes：
1 --- bottom case；11 --- mounting groove；12 --- side plate；
2 --- power supply terminal；21 --- clamping part；22 --- bending part；211 --- holding tank；
3 --- preventative resistance device；
4 --- calutron；41 --- buckling groove；42 --- fixed connection end；43 --- working end；
5 --- connecting device；51 --- yoke；511 --- fixed feet；52 --- armature；53 --- movable contact spring；
531 --- movable contact；
6 --- lead-out terminal；61 --- stationary contact；
7 --- housing；71 --- side channel；72 --- installing plate.
Embodiment
With the following Examples and attached drawing is further described the utility model.
As shown in Figures 1 to 4, a kind of guard relay, including bottom case 1, be inserted in two power supply terminals 2 of bottom case 1 with
And the preventative resistance device 3 between two power supply terminals 2 is connected to, the bottom case 1 is equipped with the installation for being used for being installed with preventative resistance device 3
Groove 11, each power supply terminal 2 are equipped with clamping part 21, and clamping part 21 is equipped with holding tank 211, the both ends difference of preventative resistance device 3
It is installed in two holding tanks 211, clamping part 21 is located in mounting groove 11.A kind of guard relay, power supply terminal 2, which is equipped with, to be used for
The clamping part 21 of preventative resistance device 3 is clamped, clamping part 21 is equipped with the holding tank 211 for being used for clamping preventative resistance device 3, and bottom case 1 is set
It is useful for being installed with the mounting groove 11 of clamping part 21, preventative resistance device 3 is arranged in holding tank 211 and be installed in mounting groove 11,
Preventative resistance device 3 is installed firmly, stable structure, and protective is good.
The guard relay of the utility model further includes calutron 4, two power supply terminals 2 be used for calutron 4 into
Row power supply, the calutron 4 are equipped with the buckling groove 41 being clamped with power supply terminal 2, and the power supply terminal 2 is equipped with bending part 22,
Bending part 22 comforts that the portion of holding is arranged in a crossed manner, and bending part 22 is arranged in buckling groove 41 with folder.Power supply terminal 2 is vertically inserted in bottom case 1, curved
Folding part 22 makes calutron 4 be integrally connected with power supply terminal 2 in being horizontally disposed with, and is equipped with buckling groove 41 and calutron 4 is conductive
Connecting pin, power supply terminal 2 is electrically connected with connecting pin, being electrically connected for power supply terminal 2 and calutron 4 is realized, in use, power supply
Terminal 2 is inserted into control circuit, and calutron 4 works, and magnetism is produced, so as to control disconnection and the closure of operating circuit.
The guard relay of the utility model further includes connecting device 5, and connecting device 5 includes yoke 51, armature 52 and moves
Reed 53, yoke 51 are clamped with bottom case 1, and one end of movable contact spring 53 is installed in yoke 51, the other end and the armature 52 of movable contact spring 53
Connection, calutron 4, which is equipped with, is used for the fixed connection end 42 for connecting yoke 51 and the working end 43 for attracting armature 52.Yoke
51 is L-shaped, and the fixed connection end 42 of calutron 4 is connected with one end of yoke 51, and the working end 43 of calutron 4 is to movable contact spring
53 are oppositely arranged, and after calutron 4 works, attract the working end 43 of armature 52 to calutron 4 close, and drive movable contact spring 53
It is close to the working end 43 of calutron 4.
The movable contact spring 53 of the utility model stretches out armature 52 and is equipped with two lugs, and two lugs are equipped with movable contact 531.
Movable contact spring 53, using that can produce mechanical fatigue long afterwards, makes contact sensitivity not strong, is provided with movable contact 531 convex in long-time
Piece, by increasing capacitance it is possible to increase sensitivity, control are sensitiveer.
The guard relay of the utility model further includes two lead-out terminals 6 for being inserted in bottom case 1, two lead-out terminals 6
It is equipped with stationary contact 61, two movable contacts 531 are respectively used to be turned on or off the stationary contacts 61 of two lead-out terminals 6.Output terminal
Son 6 is used to connect control circuit, after two movable contacts 531 on movable contact spring 53 contact conducting with two stationary contacts 61, control
Circuit works.Specifically, two lead-out terminals 6 of the utility model are located in a plane, two movable contacts 531 of movable contact spring 53
In another plane, under the attraction of calutron 4, two movable contact springs 53 respectively contact conducting with two lead-out terminals 6,
Control circuit is set to work.
One end of the armature 52 of the utility model contradicts yoke 51, and lug stretches out the other end of armature 52, movable contact 531
One end of armature 52 is stretched out positioned at lug, in the stationary contacts 61 of two lead-out terminals 6 is generally aligned in the same plane.Yoke 51 is L-shaped,
One end of armature 52 contradicts yoke 51, and movable contact 531 is located at one end that lug stretches out armature 52, when calutron 4 works, moves
Contact 531 is connected with working end 43, forms the magnetic circuit of closure, and the magnetic line of force that electromagnetic coil produces is enclosed in inside, makes magnetic energy quilt
Make full use of, the efficiency of electromagnet reaches highest.
The bottom case 1 of the utility model is additionally provided with the side plate 12 for block movable contact 531, and movable contact 531 is located at stationary contact
Between 61 and side plate 12.When calutron 4 works, move and hold close to calutron 4 under magnetic action power, calutron 4
When not working, nature is recovered at end of moving, and is sprung back to away from calutron 4, and in springback process, end of moving easily was sprung back
Degree is collided with housing 7, and the damaged on end that makes to move is bad.
As shown in Figures 2 and 3, the guard relay of the utility model further includes the housing 78 being connected with bottom case 11, housing
78 are equipped with the side channel 71 for installing.Housing 7 is additionally provided with installing plate 72, and one end of installing plate 72 is located in side channel 71, installation
The other end of plate 72 stretches out housing 7.Installing plate 72 is installed on side channel 71, guard relay is abutted mounting surface, is easy to
Installation, it is easy to use.
Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general
Lead to it will be appreciated by the skilled person that can be to the technical solution of the utility model technical scheme is modified or replaced equivalently, without departing from this
The spirit and scope of utility model technical solution.
Claims (10)
- A kind of 1. guard relay, it is characterised in that：Including bottom case (1), be inserted in two power supply terminals (2) of bottom case (1) with And the preventative resistance device (3) between two power supply terminals (2) is connected to, the bottom case (1), which is equipped with, to be used to be installed with preventative resistance device (3) mounting groove (11), each power supply terminal (2) are equipped with clamping part (21), and clamping part (21) is equipped with holding tank (211), prevent The both ends of shield resistor (3) are installed in two holding tanks (211) respectively, and clamping part (21) is located in mounting groove (11).
- A kind of 2. guard relay according to claim 1, it is characterised in that：The guard relay further includes electromagnetic installing Put (4), two power supply terminals (2) are used to be powered calutron (4), and the calutron (4) is equipped with and power supply terminal (2) buckling groove (41) of clamping, the power supply terminal (2) are equipped with bending part (22), and bending part (22), which with folder is comforted the portion of holding and intersected, to be set Put, bending part (22) is arranged in buckling groove (41).
- A kind of 3. guard relay according to claim 2, it is characterised in that：The guard relay further includes linking dress Put (5), connecting device (5) includes yoke (51), armature (52) and movable contact spring (53), and yoke (51) is clamped with bottom case (1), moves spring One end of piece (53) is installed in yoke (51), and the other end of movable contact spring (53) is connected with armature (52), and calutron (4), which is equipped with, to be used Fixed connection end (42) in connection yoke (51) and working end (43) for attracting armature (52).
- A kind of 4. guard relay according to claim 3, it is characterised in that：The movable contact spring (53) stretches out armature (52) two lugs are equipped with, two lugs are equipped with movable contact (531).
- A kind of 5. guard relay according to claim 4, it is characterised in that：The guard relay, which further includes, to be inserted in Two lead-out terminals (6) of bottom case (1), two lead-out terminals (6) are equipped with stationary contact (61), and two movable contacts (531) are respectively Stationary contact (61) for two lead-out terminals (6) that are turned on or off.
- A kind of 6. guard relay according to claim 5, it is characterised in that：One end of the armature (52) contradicts yoke (51), lug stretches out the other end of armature (52), and movable contact (531) is located at one end that lug stretches out armature (52), two In the stationary contact (61) of lead-out terminal (6) is generally aligned in the same plane.
- A kind of 7. guard relay according to claim 6, it is characterised in that：The bottom case (1) is additionally provided with for block The side plate (12) of movable contact (531), movable contact (531) are located between stationary contact (61) and side plate (12).
- A kind of 8. guard relay according to claim 3, it is characterised in that：The yoke (51) is equipped with three fixed feets (511), three fixed feets (511) are located at one end, middle part and the other end of yoke (51) respectively, and fixed feet (511) is installed in bottom In shell (1).
- A kind of 9. guard relay according to claim 5, it is characterised in that：The guard relay, which further includes, to be covered at Housing (7) on the outside of bottom case (1), housing (7) are equipped with the side channel (71) for installing.
- A kind of 10. guard relay according to claim 9, it is characterised in that：The housing (7) is additionally provided with installing plate (72), one end of installing plate (72) is located in side channel (71), and the other end of installing plate (72) stretches out housing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254283.8U CN207282405U (en) | 2017-09-26 | 2017-09-26 | A kind of guard relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254283.8U CN207282405U (en) | 2017-09-26 | 2017-09-26 | A kind of guard relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282405U true CN207282405U (en) | 2018-04-27 |
Family
ID=61987931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721254283.8U Active CN207282405U (en) | 2017-09-26 | 2017-09-26 | A kind of guard relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546068A (en) * | 2017-09-26 | 2018-01-05 | 三友联众集团股份有限公司 | A kind of guard relay |
-
2017
- 2017-09-26 CN CN201721254283.8U patent/CN207282405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546068A (en) * | 2017-09-26 | 2018-01-05 | 三友联众集团股份有限公司 | A kind of guard relay |
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