CN208045438U - A kind of novel environment friendly killer switch - Google Patents

Abstract

The utility model discloses a kind of novel environment friendly killer switches,Its structure includes groove,Fixed block,Auto-power-off device,Bottom plate,Upper cover,Switch,The back side insertion of groove is installed on the inside of upper cover,The back side of fixed block is welded in the front side of upper cover,The back insertion of auto-power-off device is installed on the inside of upper cover,The upper surface of bottom plate fits in the lower surface of switch,The back side of upper cover is connected with the front side of switch,Auto-power-off device is by main contacts,Locking key,Have contact with,Shaft,Lever,First armature,Spring,Second spring,Second armature,Under-voltage release,Button,Thermal trip,Overcurrent trip,Resetting spring,Shell forms,The top of locking key is installed below main contacts,The right side of locking key is connected with the left side having contact with,A kind of novel environment friendly killer switch of the utility model,Auto-power-off device is provided in its structure,It has the effect of auto-power-off device,Switch is set to be not easy short circuit.

Description

A kind of novel environment friendly killer switch

Technical field

The utility model is a kind of novel environment friendly killer switch, belongs to field of circuit breakers.

Background technology

Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can close, when defined Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition, breaker are divided into high-voltage circuitbreaker by its use scope With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, and 3kV or more is generally known as High-Voltage Electrical Appliances.

Prior art discloses application No. is：A kind of leakage circuit breakers of CN201220503601.0 is spelled with breaker is spaced apart Assembling structure, it is characterised in that：Another includes the cover, and the wiring hole for leakage circuit breakers unit connection is provided in the cover, It is provided with multiple pins in the cover, corresponding leakage circuit breakers unit and is spaced apart the pin being provided on breaker unit for the cover The inserting of the spliced eye for being inserted into and fastening, pin and spliced eye realizes that the cover fixation is sticked in leakage circuit breakers unit and is spaced apart disconnected On the same side of road device unit, but the effect of the prior art auto-power-off device is poor, causes to switch easy short circuit.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of novel environment friendly killer switch, with The effect for solving prior art auto-power-off device is poor, the problem for causing to switch easy short circuit.

To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of novel environment friendly is disconnected Road device switch, structure include groove, fixed block, auto-power-off device, bottom plate, upper cover, switch, the back side insertion of the groove It is installed on the inside of upper cover, the back side of the fixed block is welded in the front side of upper cover, the back insertion of the auto-power-off device Be installed on the inside of upper cover, the upper surface of the bottom plate fits in the lower surface of switch, the back side of the upper cover with before switch Side is connected, the auto-power-off device by main contacts, locking key, have contact with, shaft, lever, the first armature, spring, second spring, Second armature, under-voltage release, button, thermal trip, overcurrent trip, resetting spring, shell composition, the main contacts Lower section be installed on the top of locking key, the right side of the locking key is connected with the left side having contact with, the right side insertion peace having contact with Inside loaded on shaft, the shaft are installed on the inside of shell, and the upper surface of the lever fits in the lower section having contact with, described The top of first armature is connected with lever, and the spring is installed vertically on lever, the lower section of the second spring and second Armature is connected, and the upper surface of the under-voltage release fits in the lower section of the second armature, and the top of the button is set to heat The lower section of buckle releaser, the right side of the thermal trip are located at the left side of the second armature, and the overcurrent trip is equal with lever Row, the resetting spring are installed on the inside of shell.

Further, the fixed block is rectangular parallelepiped structure, a length of 2cm of the groove.

Further, the front side of the switch is uniformly set there are two fixed block, and the back side of the upper cover fits in switch Front side.

Further, the lower section of upper cover is installed on above the bottom plate, the lower section of the auto-power-off device is set to bottom The top of plate.

Further, it is described have contact be connected with upper cover by shell.

Further, the fixed block is made of pvc, has the effect of at low cost.

Further, the second spring is made of stainless steel, and has the effect of antirust.

Advantageous effect

A kind of novel environment friendly killer switch of the utility model is provided with auto-power-off device, from dynamic circuit breaker in its structure Electric installation can automatically cut off faulty circuit when heavy overload, short circuit and decompression occur for circuit, when overcurrent, the second rank Iron is attracted to lever, and when under-voltage, the release of the first armature, when overload, bimetal leaf is bent upwards to lever, is then passed through Lever makes to have contact with disengagement, and when having contact with disengagement, locking key makes main contacts disconnect, and protects circuit, makes it have auto-power-off device Effect, so that switch is not easy short circuit.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is a kind of structural schematic diagram of novel environment friendly killer switch of the utility model；

Fig. 2 is a kind of cross-sectional view of the auto-power-off device of novel environment friendly killer switch of the utility model.

In figure：Groove -1, fixed block -2, auto-power-off device -3, bottom plate -4, upper cover -5, switch -6, main contacts -301, - 303, shaft -304, lever -305, the first armature -306, spring -307, second spring -308, the second rank are had contact in locking key -302 Iron -309, under-voltage release -310, button -311, thermal trip -312, overcurrent trip -313, resetting spring -314, Shell -315.

Specific implementation mode

To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below In conjunction with specific implementation mode, the utility model is expanded on further.

It please refers to Fig.1, Fig. 2, the utility model provides a kind of novel environment friendly killer switch technical solution：Its structure includes The back side insertion of groove 1, fixed block 2, auto-power-off device 3, bottom plate 4, upper cover 5, switch 6, the groove 1 is installed on upper cover 5 Inside, the back side of the fixed block 2 is welded in the front side of upper cover 5, and the back insertion of the auto-power-off device 3 is installed on The inside of lid 5, the upper surface of the bottom plate 4 fit in the lower surface of switch 6, the back side of the upper cover 5 and the front side phase of switch 6 Connection, the auto-power-off device 3 by main contacts 301, locking key 302, have contact with 303, shaft 304, lever 305, the first armature 306, spring 307, second spring 308, the second armature 309, under-voltage release 310, button 311, thermal trip 312, excessively electric It flows buckle releaser 313, resetting spring 314, shell 315 to form, the lower section of the main contacts 301 is installed on the top of locking key 302, institute The right side for stating locking key 302 is connected with the left side for having contact with 303, it is described have contact with 303 right side insertion be installed on the interior of shaft 304 Portion, the shaft 304 are installed on the inside of shell 315, the upper surface of the lever 305 fit in have contact with 303 lower section, it is described The top of first armature 306 is connected with lever 305, and the spring 307 is installed vertically on lever 305, the second spring 308 lower section is connected with the second armature 309, and the upper surface of the under-voltage release 310 fits under the second armature 309 Side, the top of the button 311 are set to the lower section of thermal trip 312, and the right side of the thermal trip 312 is located at the second armature 309 left side, the overcurrent trip 313 is parallel with lever 305, and the resetting spring 314 is installed on the interior of shell 315 Portion, the fixed block 2 are rectangular parallelepiped structure, a length of 2cm of the groove 1, and the front side of the switch 6 uniformly sets that there are two consolidate Determine block 2, the back side of the upper cover 5 fits in the front side of switch 6, and the top of the bottom plate 4 is installed on the lower section of upper cover 5, described The lower section of auto-power-off device 3 is set to the top of bottom plate 4, described to have contact with 303 and be connected with upper cover 5 by shell 315, described solid Determine block 2 to be made of pvc, have the effect of at low cost, the second spring 308 is made of stainless steel, and has the effect of antirust.

Spring 307 described in this patent be it is a kind of using elasticity come the machine components of work, the bottom plate 4 has four in science and technology Kind definition.There are building, hydraulic pressure and table tennis bottom plate in life.

When being used, auto-power-off device 3 can be automatically cut off when heavy overload, short circuit and decompression occur for circuit Faulty circuit, when overcurrent, the second armature 309 is attracted at lever 305, when under-voltage, the release of the first armature 306, and overload When, bimetal leaf is bent upwards to lever 305, then makes to have contact with 303 disengagements by lever 305, when having contact with 303 disengagement, Locking key 302 makes main contacts 1101 disconnect, and protects circuit.

The effect that the utility model solves prior art auto-power-off device is poor, the problem for causing to switch easy short circuit, The utility model is combined with each other by above-mentioned component, and auto-power-off device is provided in its structure, is made it have from dynamic circuit breaker The effect of electric installation, makes switch be not easy short circuit.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (5)

1. a kind of novel environment friendly killer switch, it is characterised in that：Its structure includes groove (1), fixed block (2), automatically powers off Device (3), bottom plate (4), upper cover (5), switch (6), the back side insertion of the groove (1) is installed on the inside of upper cover (5), described The back side of fixed block (2) is welded in the front side of upper cover (5), and the back insertion of the auto-power-off device (3) is installed on upper cover (5) Inside, the upper surface of the bottom plate (4) fits in the lower surface of switch (6), the back side and the switch (6) of the upper cover (5) Front side is connected, the auto-power-off device (3) by main contacts (301), locking key (302), have contact with (303), shaft (304), thick stick Bar (305), the first armature (306), spring (307), second spring (308), the second armature (309), under-voltage release (310), button (311), thermal trip (312), overcurrent trip (313), resetting spring (314), shell (315) composition, The top of locking key (302), the right side of the locking key (302) and the left side for having contact with (303) are installed below the main contacts (301) Side is connected, and the right side insertion for having contact with (303) is installed on the inside of shaft (304), and the shaft (304) is installed on shell (315) inside, the upper surface of the lever (305) fit in the lower section for having contact with (303), first armature (306) it is upper Side is connected with lever (305), and the spring (307) is installed vertically on lever (305), under the second spring (308) Side is connected with the second armature (309), and the upper surface of the under-voltage release (310) fits under the second armature (309) Side, the top of the button (311) are set to the lower section of thermal trip (312), and the right side of the thermal trip (312) is located at second The left side of armature (309), the overcurrent trip (313) is parallel with lever (305), resetting spring (314) installation Inside in shell (315).

2. a kind of novel environment friendly killer switch according to claim 1, it is characterised in that：The fixed block (2) is length Cube structure, a length of 2cm of the groove (1).

3. a kind of novel environment friendly killer switch according to claim 1, it is characterised in that：The front side of the switch (6) Fixed block (2) there are two uniformly setting, the back side of the upper cover (5) fits in the front side of switch (6).

4. a kind of novel environment friendly killer switch according to claim 1, it is characterised in that：The top of the bottom plate (4) It is installed on the lower section of upper cover (5), the lower section of the auto-power-off device (3) is set to the top of bottom plate (4).

5. a kind of novel environment friendly killer switch according to claim 1, it is characterised in that：Have contact with (303) pass through Shell (315) is connected with upper cover (5).