Summary of the invention
Therefore, consider the problems referred to above and design the present invention, an object of the present invention is to provide a kind of relay and connector assembly, the terminal of its repeat circuit can by forcibly with the connector coupling so that be implemented in firm coupling between them.
Another object of the present invention provides a kind of relay and connector assembly, and it can be simplified from the electric wire of external equipment and being connected of its connector.
Another object of the present invention provides a kind of relay and connector assembly, and it can keep the firm connection between external cable and its connector continuously.
Another object of the present invention provides a kind of relay and connector assembly, and it can be discharged to the outside with the gas that produces effectively in relay1 case.
Another object of the present invention provides a kind of relay and connector assembly, and it can prevent that moisture from invading in the shell of relay and the gas guaranteeing will produce is effectively discharged in shell.
Another object of the present invention provides a kind of relay and connector assembly, and it can allow the terminal of relay and connector to be coupled securely, allows simultaneously to separate easily between them.
Another object of the present invention provides a kind of relay and connector assembly, and it can realize coupling firm between connector and the relay, prevents that simultaneously the contact area place of outside moisture between connector and relay from invading.
Another object of the present invention provides a kind of relay and connector assembly, and its moisture that can effectively the terminal from relay be produced is discharged to the outside.
Another object of the present invention provides a kind of relay and connector assembly, and it can allow connector only in predetermined direction and relay coupling.
According to an aspect of the present invention, by a kind of relay and connector assembly are provided, can realize top and other purpose, wherein this relay and connector assembly comprise the relay with the one or more terminals on first side that is installed in its shell, with the connector that is configured to the coupling of the terminal of relay, comprise a latch-up structure that is arranged on the respective side of shell and connector in addition, so that forcibly with connector and relay coupling.
Preferably, connector can comprise that one has the connector body of one or more bonder terminals that stretch out downwards, one upper area that is arranged on connector body can be opened or the connector cover of closed connector body, and one or more wire insertion slot that is used to insert electric wire that forms in a side of connector body.
Preferably, each wire insertion slot can have the wire guide part that forms that is exposed to the end of connector outside along it on every side.
Preferably, the gas discharge structure can be arranged on second side of relay1 case.
Preferably, the gas discharge structure can comprise a dimple that is limited to second side of shell, the gas discharge outlet of perforate in dimple, and on shell that is fixed on the gas discharge outlet front with the lid of the upper area that covers dimple.
Preferably, latch-up structure can comprise that first side that is arranged on shell is in the locking guide on terminal next door, the lock slots that forms in this locking guide and stretch out the locking bar that is inserted in the lock slots under a side direction of connector.
According to a further aspect in the invention, by a kind of relay and connector assembly are provided, can realize top and other purpose, wherein this relay and connector assembly comprise the relay with the one or more terminals on first side that is installed in relay1 case, be arranged to center at a certain distance the waterproof outer cover of each terminal, with the connector that is configured to the coupling of the terminal of relay, comprise a latch-up structure that is arranged on the respective side of shell and connector in addition, so that forcibly with connector and relay coupling.
Preferably, each waterproof outer cover can have the opening portion that cuts away that forms in its first side.
Preferably, each waterproof outer cover can also have a gathering sill in its second side formation, and forms the direction protrusion of a correspondence in a side of connector, so that be inserted in the gathering sill in the mode of sliding.
Embodiment
Now, the preferred exemplary embodiment of the present invention is described with reference to the accompanying drawings.
Fig. 1 is according to the relay of exemplary embodiment of the present invention and the decomposition diagram of connector assembly.With reference to figure 1, comprise having one or more relays 10 from the outstanding terminals 12 in the top of relay1 case 11 according to the relay of exemplary embodiment of the present invention and connector assembly; One is configured to be connected the connector 20 that is used as the connection media between relay 10 and the external power source with all terminals 12, and this power supply can provide operation power to relay 10; And latch-up structure 30 that securely connector 20 and relay 10 is coupled, thereby the coupling of latching relay 10 and connector 20 continuously is even be subjected in various plant equipment and wherein be combined with the vibration that produces in the electronic product of relay 10 or the influence of impact.
Relay 10 is a kind ofly to respond the switch that the signal of telecommunication cut off or connected circuit, and the work that can be used for controlling various plant equipment and wherein be in the electronic product of bonding state.Relay 10 has a change-over circuit that is installed in its shell 11 inside, and the terminal 12 of relay 10 stretches out from the top of shell 11 so that be coupled with connector 20.Like this, relay 10 can be connected with external power source or other various circuit.
Connector 20 comprise a connector body 21 with one or more bonder terminals that stretch out downwards 22 and one separably with the connector cover 22 of the upper area coupling of connector body 21.In addition, one or more wire insertion slots 23 with upside of opening are formed on a side of connector body 21, so that allow to be inserted in the connector body 21 from the electric wire of external power source etc., and and then are connected with each bonder terminal 211.
Latch-up structure 30 comprises the locking guide 31 that is in terminal 12 next doors that a top from shell 21 protrudes upward, and this locking guide has a lock slots 311 and one and is in bonder terminal 211 next doors so that be inserted into locking bar 32 lock slots 311 of locking guide 31 from what connector 20 stretched out downwards.Thus, when connector 20 was coupled with relay 10, locking bar 32 can insert and be locked in the lock slots 311.
Like this, in case connector 20 and relay 10 couplings, latch-up structure 30 is used for keeping securely and continuously the coupling of connector 20 and relay 10, even be subjected in various plant equipment and wherein be combined with the vibration that produces in the electronic product of relay 10 or the influence of impact.
In this exemplary embodiment, locking guide 31 can outward-dipping one predetermined angle so that realize inserting more securely locking bar 32.
Each wire insertion slot 23 and wire guide part 231 form around the connector end, so that restriction is inserted in moving of electric wire in the connector 20.Its effect that has is open circuit (cut-down) or bad contact problems of having eliminated electric wire.
In addition, in order in the process of relay work, to be discharged to the outside of shell 11, gas discharge structure 40 is arranged on the cross side of shell 11 by the gas of spark generation.
Gas discharge structure 40 comprises a dimple 41 that is limited to the cross side of shell 11, the gas discharge outlet 42 of perforate in dimple 41, and one be arranged on the front of gas discharge outlet 42 so that only cover the lid 43 of the upper area of dimple 41.
Utilize this configuration, the gas discharge outlet 42 by perforate will be discharged to dimple 41 at the shell 11 inner gases that produce, and then after dimple 41 flows, the lower area that is not covered by lid 43 from the dimple 41 is discharged to the outside of shell 11.Like this,, can not raise owing to gas causes the internal pressure of relay and temperature even in shell 11, produce gas yet, and the danger that does not have relay to break down.
In addition, but the upper area of the front of lid 43 confining gas outlets 42 and dimple 41 prevents to flow into gas discharge outlet 42 at the outside moisture that exists of relay thus fully.As what expect easily, can prevent fully effectively because moisture causes relay Power leakage or short circuit.
In this exemplary embodiment, relay 10 also comprises a plurality of waterproof outer cover 13 on the top that is integrally formed in shell 11.Each waterproof outer cover 13 and a relevant terminal 12 are outwards separatedly around terminal 12.Similarly, connector 20 integrally has connector waterproof outer cover 25, so that around each bonder terminal 211.Connector waterproof outer cover 25 is inserted in the waterproof outer cover 31 with one to one ratio, is used for thus preventing that moisture from invading terminal 12, and prevents Power leakage thus.
Each waterproof outer cover 13 has one and is arranged on the vertically extending opening portion that cuts away 131 on the one side, so that allow because variations in temperature is discharged to the outside from terminal 12 spontaneous moistures from the gap between the waterproof outer cover 13 of bonder terminal 211 and relay 10.Preferably insurance ground is eliminated because the danger of the Power leakage that moisture causes more.
In addition, a gathering sill 132 forms in second side of waterproof outer cover 13, and correspondingly, connector waterproof outer cover 24 has one and is configured to be inserted in direction protrusion 24 in the gathering sill 132 in the mode of sliding.The use of gathering sill 132 and direction protrusion 24 allows connector 20 only in predetermined direction and relay 10 couplings.Therefore, even when relay 10 is installed in the DC circuit that wherein negative electrode and anode obviously separated or is installed on other circuit that wherein current characteristic of each electric wire is obviously distinguished, do not have yet connector 20 with predetermined party in the opposite direction with the danger of relay coupling.This can prevent the circuit damage effectively or break down.
Fig. 2 is the relay of Fig. 1 and the perspective view of connector assembly.As mentioned above, when connector 20 during with relay 10 couplings, locking bar 32 is inserted in the lock slots 311, prevent thus connector 20 and relay 10 do not expect separate, even when vibration or impact are applied on the relay 10.This locking bar 32 helps also to guarantee that electric current flows to relay 10 reposefully from connector 20.
In this relay and connector assembly, the waterproof outer cover 25 of connector 20 correspondingly is inserted in the waterproof outer cover 13 of relay 10, prevents fully that thus moisture from invading terminal, then has eliminated the danger of relay 10 Power leakages.Certainly, because the variations in temperature of terminal 12 also can easily be discharged to the outside by the opening portion 131 that cuts away at the waterproof outer cover 13 inner moistures that produce.
In addition, provide corresponding gathering sill 132 and direction protrusion 24 to allow connector 20, prevent from thus to damage circuit owing to the coupling of incorrect direction between connector 20 and the relay 10 always with predetermined direction and relay 10 couplings.
Fig. 3 shows the perspective view of the open mode of connector cover.Connector cover 22 separably with the coupling of the upper area of connector body 21, this connector body has the bonder terminal 211 on the terminal 12 that is configured to will to be inserted in relay 10 when bonder terminal contacts with relay terminal.This connector body 21 also has connector waterproof outer cover 25.
This connector cover 22 is used for making things convenient for being connected of electric wire and bonder terminal 211, and hinged in a side of connector body 21, so that open or closed connector body 21.When connector cover 22 was opened, the bonder terminal 211 that is arranged on connector body 21 inside was exposed to the outside, so that allow the facility of electric wire to connect.
Connector cover 22 and connector body 21 can be formed with fixing hole 221 and lid Fixed latches 212 respectively.When connector cover 22 sealings, lid Fixed latches 212 mortise locks of connector body 21 prevent thus because connector cover 22 is opened in vibration or impact undesirably in the fixing hole 221 of connector cover 22.
In the open mode of connector body 21, the upside of opening by the wire insertion slot 23 that forms on a side of connector body 21 can be inserted in electric wire in the connector 20.Like this, the wire guide part 231 that is arranged on groove 23 places is used for limiting moving of the electric wire that is inserted in the connector 20, eliminates thus because mobile the opening circuit or bad contact problems of causing of electric wire.
Perspective view of the present invention during Fig. 4 is to use.In being configured to aforesaid relay and connector assembly, the electric wire 100 of external power source can be inserted in the connector 20 by wire insertion slot 23, provides power supply to relay 10 when connector 20 is connected with relay 10 thus.By the coupling that latch-up structure 30 can keep connector 20 and relay 10 securely, invade the terminal 12 of relay 10 by preventing moisture, waterproof outer cover 13 is used for eliminating fully the danger of Power leakage.
In the present invention, wire guide part 231 keeps electric wire 100 to be in suitable position, so that allow electric wire 100 to be securely fixed in the connector body 21, prevents opening circuit of electric wire 100 thus, and the bad contact between electric wire 100 and the bonder terminal 211.
In addition, because gas discharge structure 40 is used for being discharged to the outside at the shell 11 inner gases that produce, so the present invention can guarantee relay 10 effective stable work.In this case, the lid 43 of gas discharge structure 40 plays and prevents that moisture from invading effect in the shell 11 by gas discharge outlet 42.
It is evident that by top description, the invention provides a kind of relay and connector assembly with following many advantages.
At first, according to the present invention, the relay that is formed with one or more terminals is coupled with connector forcibly by latch-up structure, thereby realizes coupling firm between them.Its effect that has is the firm couple state that keeps connector and relay continuously, even thereby be subjected in various plant equipment and wherein be combined with the vibration that produces in the work of electronic product of relay or the influence of impact, also can guarantee the stable operation of relay.
Second, owing to constituting connector and the reason that the connector body with wire insertion slot is provided with two elements that comprise connector body and connector cover, relay of the present invention and connector assembly allow the electric wire of external equipment to be coupled with connector expediently, thereby the electric wire that obtains simplifying connects or swap operation.
The 3rd, according to the present invention, around the insertion groove end, provide the insertion groove of the respective wire with wire guide part, so that stably keep being inserted in the electric wire in the connector.This can prevent moving of electric wire effectively, prevents basically that thus electric wire is from the separation of not expecting of connector or opening circuit of electric wire.
The 4th, since relay of the present invention have one help will in its shell, produce the gas gas discharge structure of discharging, even since spark in the process of relay work in the enclosure portion produced gas, also can effectively gas be discharged from shell, thereby can not cause the reduction of service behaviour or relay to break down owing to the internal pressure and the temperature rising of shell.
The 5th, gas discharge structure of the present invention is designed to have a dimple that limits at the cross side of shell, and the gas discharge outlet of perforate and one provide the lid that covers dimple in dimple, prevent fully that thus moisture from penetrating in the shell and effectively gas is discharged to the outside of shell.If use this gas discharge structure, can prevent basically because moisture causes the relay Power leakage, prevented that therefore relay from breaking down with malfunctioning.
The 6th, latch-up structure according to the present invention comprises that one is realized that from connector is outstanding the terminal and the firm coupling of connector of relay allow their segregative locking bars simultaneously downwards being installed on the lock slots that forms on the locking guide of cover top portion and one.Thus, latch-up structure can keep the firm coupling between connector and the relay continuously, and guarantees, even after long-term the use, the stable work of relay allows connector to separate with relay easily when keeping in repair with maintenance simultaneously.
The 7th, because the relay with waterproof outer cover is provided, therefore can prevent the contact area between outside moisture intrusion connector and the relay, and realize more firm coupling between relay and the connector.Therefore, used relay, in equipment, also do not had basically because Power leakage has an accident and the danger of fault even produce in the special electronic product of a large amount of moistures and plant equipment such as the washing machine in meeting.
The 8th, waterproof outer cover of the present invention has the opening portion that cuts away separately, prevents thus because Power leakage causes accident and relay to break down because variations in temperature is discharged from the moisture of the terminal generation of relay so that help.
At last, relay of the present invention and connector can be formed with gathering sill and direction protrusion respectively, so that allow connector only in predetermined direction and relay coupling.Its effect that has is to have prevented to break down and damage various device owing to the coupling of incorrect direction between connector and the relay.
Although for illustrative purpose discloses the preferred embodiments of the present invention, but those skilled in the art should understand that, under the condition that does not break away from as the disclosed scope and spirit of the present invention of claims of enclosing, various modifications, interpolation and replacement all are possible.