CN211788767U

CN211788767U - Circuit breaker device with guaranteed performance

Info

Publication number: CN211788767U
Application number: CN202020848061.4U
Authority: CN
Inventors: 华龙元; 曾俊; 张志华; 宋骥; 吴亚迪; 沈金杰; 董永强
Original assignee: Jiangsu Sankoujing Information Technology Co ltd
Current assignee: Jiangsu Sankoujing Information Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-10-27
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a circuit breaker device with guaranteed performance, includes base and inverted arch door form locating part, the last wall of base is in the place butt fusion of place in the middle of this wall inverted arch door form locating part, the movable contact that is in the portable linking to each other of the inside of inverted arch door form locating part via the screw spiro union, the movable contact can be in inverted arch door form locating part department via the screw spiro union and is facing to inverted arch door form locating part execution rotating, the last wall of movable contact is rabbetted in the vertical middle place of the lower wall of plastic slab, the last wall of plastic slab is in the vertical middle place linking to each other beaded pearl that is used for handheld pearl, the limit wall on both sides of plastic slab is linking to each other the sub-lock of thread gluing area via gluing agent. The circuit breaker effectively avoids the situation that the toughness of an inverted arch-shaped clamping piece of the circuit breaker in the prior art is reduced by combining with other structures, and the movable contact cannot be firmly stabilized when clamped, so that the movable contact has the defect of cut-off when switched on.

Description

Circuit breaker device with guaranteed performance

Technical Field

The utility model belongs to the technical field of the circuit breaker, concretely relates to circuit breaker device with guaranteed performance.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. In order to prevent the moving contact from shaking during the operation of the circuit breaker, the inverted arch-shaped clamping piece is generally used for stably clamping, however, the toughness of the inverted arch-shaped clamping piece is reduced along with a long operation period, so that the moving contact cannot be firmly stabilized when clamped, and the moving contact has the defect of switching-off when switched on.

Disclosure of Invention

In order to solve the above problem, the utility model provides a circuit breaker device with guaranteed performance has effectively avoided the situation that reduces can take place for the toughness of the inverted arch door form clamping piece oneself of circuit breaker among the prior art, let can not carry out firm stabilizing action to the moving contact when clamping the moving contact, make the moving contact but have the defect of cutting off when putting through.

In order to overcome the deficiencies in the prior art, the utility model provides a circuit breaker device's solution with guaranteed performance specifically as follows:

a circuit breaker device with guaranteed performance comprises a base 6 and an inverted arch-shaped limiting part 21, wherein the inverted arch-shaped limiting part 21 is welded to the position, located in the middle of the upper wall surface, of the base 6, the moving contact 10 is movably connected to the inside of the inverted arch-shaped limiting part 21 through screw threads, the moving contact 10 can rotate relative to the inverted arch-shaped limiting part 21 through the screw threads at the position, located in the vertical middle of the lower wall of a plastic plate 4, of the upper wall surface of the plastic plate 4 is connected to a bead-shaped bead 2 used for holding, located in the vertical middle of the upper wall surface of the plastic plate 4, and sub-fasteners 3 of a fastening tape are connected to the side walls of two sides of the plastic plate 4 through adhesives.

Furthermore, two sides of the inverted arch-shaped limiting piece 21 are respectively connected with a first binding post 24 and a second binding post 22 at the position of the upper wall surface of the base 6, the second binding post 22 is positioned at the left side of the first binding post 24, the right end of the first binding post 24 is provided with a connecting plate 23 at the position of the upper wall surface of the base 6, and the right end of the connecting plate 23 is connected with the inverted arch-shaped limiting piece 21 in a welding mode.

Furthermore, the left end of the connecting plate 23 is connected with the first terminal 24 through welding, the first terminal 24 is always connected with the inverted arch-shaped limiting part 21 through the connecting plate 23, when the movable contact 10 is connected with the second terminal 22, the first terminal 24 and the second terminal 22 are connected, inverted arch-shaped clamping openings are formed in the positions of the first terminal 24 and the second terminal 22, and the movable contact 10 can be located at the inverted arch-shaped clamping openings in the first terminal 24 and the second terminal 22 under the lower pressure limit.

Furthermore, a first protection cover 7 and a second protection cover 5 are respectively arranged on two sides of the movable contact 10 on the upper wall of the base 6, the second protection cover is arranged on the right side of the first protection cover, a horizontal opening is formed in the horizontal direction between the female buckles 9 of the fastening tape on the upper wall surfaces of the first protection cover 7 and the second protection cover 5, the first protection cover 7 is connected with a first binding post 24 in a sleeved mode, and the second protection cover 5 is connected with a second binding post 22 in a sleeved mode.

Further, the first shield 7 and the second shield 5 are engaged with each other through an engagement opening in the upper wall surface of the base 6, and the head wall of the left end of the first shield 7 is provided with a thread groove 8 at a lower center.

Furthermore, the wiring slots 8 are horizontally arranged with the first wiring terminal 24 and the second wiring terminal 22, the wiring slots 8 are also arranged at the middle and lower positions of the end wall of the right end of the second shield 5, the upper wall surface of the first shield 7 is connected with the female buckle 9 of the adhesive tape through an adhesive at the left position, and the upper wall surface of the second shield 5 is connected with the female buckle 9 of the adhesive tape through an adhesive at the right position.

Furthermore, the number of the sub-buttons 3 of the fastening tape is one pair, the number of the female buttons 9 of the fastening tape is one pair, and the sub-buttons 3 of the fastening tape can be hooked on the upper wall surface of the female buttons 9 of the fastening tape under pressure.

The utility model has the advantages that:

the utility model discloses the son of thread gluing area is detained and the box in thread gluing area has been introduced, the son of thread gluing area is detained and is bonded in the limit wall department on both sides of plastic slab, and the box in thread gluing area just links to each other at guard shield one with the surface of the last wall of guard shield two via the gluing agent, they are when the application, when the moving contact system of keeping silent in terminal one or terminal two departments, can stably carry out better stable effect to the system of keeping silent of inverted arch door form pincers finished, can prevent that cycle one is long because the toughness of terminal one with the inverted arch door form pincers finished oneself of terminal two departments will take place the situation that reduces, can link to each other more well firmly, prevent that the moving contact from having the defect of cutting off when putting through, the application is more stable.

Drawings

Fig. 1 is a schematic top view of a circuit breaker apparatus with guaranteed performance according to the present invention.

Fig. 2 is a schematic view of a lower portion of the circuit breaker apparatus with guaranteed performance of the present invention.

Fig. 3 is a schematic plan view of a portion of the circuit breaker apparatus of the present invention having guaranteed performance.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the circuit breaker device with guaranteed performance includes a plate-shaped base 6 and an inverted arch-shaped limiting member 21, the inverted arch-shaped limiting member 21 is welded to a position of an upper wall surface of the base 6 located in the middle of the wall surface, a movable contact 10 is movably connected to the inner side of the inverted arch-shaped limiting member 21 through a screw, the movable contact 10 can rotate relative to the inverted arch-shaped limiting member 21 through a screw connected to the inverted arch-shaped limiting member 21, the upper wall surface of the movable contact 10 is embedded in a position of a lower wall of a plate-shaped plastic plate 4 located in a vertical direction, a bead-shaped bead 2 for hand holding is connected to the upper wall surface of the plastic plate 4 located in the vertical direction, side walls of two sides of the plastic plate 4 are connected to a sub-buckle 3 of a hook-loop fastener through an adhesive, and such a structure can perform corresponding stable connection in combination with a female buckle 9 of the hook-loop fastener during operation, the problem that the clamp of the inverted arch-shaped clamp piece shakes can be solved, so that the circuit is not affected. Two sides of the inverted arch-shaped limiting part 21 are respectively connected with a first binding post 24 and a second binding post 22 at the position of the upper wall surface of the base 6, the second binding post 22 is positioned at the left side of the first binding post 24, the right end of the first binding post 24 is provided with a plate-shaped connecting plate 23 at the position of the upper wall surface of the base 6, and the right end of the connecting plate 23 is connected with the inverted arch-shaped limiting part 21 in a welding mode. The left end of the connecting plate 23 is connected with the first wiring terminal 24 in a welding mode, the first wiring terminal 24 is always connected with the inverted arch-shaped limiting part 21 through the connecting plate 23, the first wiring terminal 24 and the second wiring terminal 22 are connected when the movable contact 10 is connected with the second wiring terminal 22, inverted arch-shaped clamping openings are formed in the first wiring terminal 24 and the second wiring terminal 22, and the movable contact 10 can be located at the inverted arch-shaped clamping openings in the first wiring terminal 24 and the second wiring terminal 22 at the lower pressure limit.

The two sides of the moving contact 10 are respectively provided with a first protective cover 7 and a second protective cover 5 on the upper wall of the base 6, the second protective cover is arranged on the right side of the first protective cover, a horizontal opening is arranged on the upper wall surfaces of the first protective cover 7 and the second protective cover 5 in a horizontal direction between the female buckles 9 of the hook-and-loop fastener, the first protective cover 7 is sleeved with a first binding post 24, and the second protective cover 5 is sleeved with a second binding post 22. The first cover 7 and the second cover 5 are engaged with each other in a transition fit manner through an engagement opening at the upper wall surface of the base 6, and the head wall of the left end of the first cover 7 is provided with a thread groove 8 at a lower middle position. The wiring grooves 8 are horizontally arranged together with the first wiring terminal 24 and the second wiring terminal 22, the wiring grooves 8 are also arranged at the middle and lower positions of the end wall of the right end of the first shield 5, the left position of the upper wall surface of the first shield 7 is connected with the female buckle 9 of the thread gluing belt through adhesive, and the right position of the upper wall surface of the second shield 5 is connected with the female buckle 9 of the thread gluing belt through adhesive. The number of the sub-buttons 3 of the magic tape is one pair, the number of the female buttons 9 of the magic tape is one pair, and the sub-buttons 3 of the magic tape can be hooked on the upper wall surface of the female buttons 9 of the magic tape under pressure.

Therefore, when in use, a cable extends into the first binding post 24 and the second binding post 22 from the wire slot 8 at the first protective cover 7 and the second protective cover 5, then the first protective cover 7 and the second protective cover 5 are limited at the upper wall surface of the base 6, when a circuit needs to be connected, pressure is applied to the bead 2 at the upper end of the plastic plate 4 for holding by hands, then the movable contact 10 is rotated by taking the inverted arch-shaped limiting piece 21 as a reference, the circuit is in a cut-off state when the first binding post 24 at the left side is rotated, and the circuit is in a connected state when the second binding post 22 at the right side is rotated, when in use, the sub-button 3 of the sticky buckle tape and the female button 9 of the sticky buckle tape are introduced, the sub-button 3 of the sticky buckle tape is arranged at the side walls adhered to the two sides of the plastic plate 4, and the female button 9 of the sticky buckle tape is connected on the outer surfaces of the upper wall surfaces of the first protective cover 7, when the movable contact 10 is clamped at the first binding post 24 or the second binding post 22, a better stabilizing effect can be performed on the clamping stability of the inverted arch door-shaped clamping piece.

Having thus described the present invention by way of example, it will be appreciated by those skilled in the art that the present disclosure is not limited to the embodiments described above, and that various changes, modifications and substitutions may be made without departing from the scope of the invention.

Claims

1. The utility model provides a circuit breaker device with guaranteed performance, its characterized in that includes base and inverted arch door form locating part, the place butt fusion of place is being in this wall to the last wall of base is inverted arch door form locating part, the movable contact that is being movably connected through the screw spiro union in the inside of inverted arch door form locating part, the movable contact can be through the screw spiro union in inverted arch door form locating part department and opposite to inverted arch door form locating part execution rotating, the last wall scarf joint of movable contact is in the vertical middle place of the lower wall of plastic slab, the pearl that is used for handheld pearl is being connected to the place where the place is in the middle of vertical to the last wall of plastic slab, the limit wall on both sides of plastic slab is being connected the sub-lock of thread gluing area through the gluing agent.

2. The circuit breaker apparatus with guaranteed performance according to claim 1, wherein two sides of the inverted arch-shaped limiting member are respectively connected with a first terminal and a second terminal at the upper wall surface of the base, the second terminal is located at the left side of the first terminal, the right side of the first terminal is provided with an connecting plate at the upper wall surface of the base, and the right side of the connecting plate is connected with the inverted arch-shaped limiting member by means of welding.

3. The circuit breaker apparatus with guaranteed performance as claimed in claim 2, wherein the left end of the connection plate is connected to the first terminal through a welding method, the first terminal is connected to the second terminal through a reverse arched door-shaped limiting member, the first terminal and the second terminal are connected when the movable contact is connected to the second terminal, the first terminal and the second terminal are provided with reverse arched door-shaped clamping openings, and the movable contact can be located at the reverse arched door-shaped clamping openings of the first terminal and the second terminal under pressure.

4. The circuit breaker device with guaranteed performance according to claim 1, wherein a first protective cover and a second protective cover are respectively arranged on two sides of the movable contact and positioned on the upper wall of the base, the second protective cover is positioned on the right side of the first protective cover, a horizontal opening is formed in the horizontal direction between the female buckles of the hook-and-loop fastener on the upper wall surfaces of the first protective cover and the second protective cover in a penetrating mode, the first protective cover is sleeved with the first binding post, and the second protective cover is sleeved with the second binding post.

5. The circuit breaker apparatus with guaranteed performance according to claim 4, wherein the first shield and the second shield are engaged with each other through an engagement opening formed in the upper wall surface of the base, and a head wall of the left end of the first shield penetrates a slot formed in a lower-middle position.

6. The circuit breaker device with guaranteed performance according to claim 5, wherein the first wiring slots and the second wiring slots are horizontally arranged, the wiring slots are formed in the middle and lower positions of the end wall of the right end of the second protective cover, the upper wall surface of the first protective cover is connected with the female buckle of the sticky buckle tape through an adhesive at the left position, and the upper wall surface of the second protective cover is connected with the female buckle of the sticky buckle tape through an adhesive at the right position.

7. The apparatus for a circuit breaker with guaranteed performance according to claim 5, wherein the number of the male hooks of the fastening tape is one pair, the number of the female hooks of the fastening tape is one pair, and the male hooks of the fastening tape are pressure-coupled to the upper wall surface of the female hooks of the fastening tape.