CN220731381U - Button structure of residual current operated circuit breaker - Google Patents
Button structure of residual current operated circuit breaker Download PDFInfo
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- CN220731381U CN220731381U CN202322464938.6U CN202322464938U CN220731381U CN 220731381 U CN220731381 U CN 220731381U CN 202322464938 U CN202322464938 U CN 202322464938U CN 220731381 U CN220731381 U CN 220731381U
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- fixedly connected
- spring
- knob
- circuit breaker
- button
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- 241000773945 Trimusculidae Species 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000003068 static effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a button structure of a residual current operated circuit breaker, and belongs to the technical field of piezoelectric devices. The novel push button comprises a bottom plate, wherein a button shell is fixedly connected to the outer surface of the bottom plate, a connecting rod is fixedly connected to the inner wall of the button shell, a first spring is sleeved outside the connecting rod, one end of the first spring is fixedly connected with the inner wall of the button shell, a first telescopic rod is fixedly connected to the upper surface of the bottom plate, a push plate is fixedly connected to the top end of the first telescopic rod, a rectangular plate is fixedly connected to the upper surface of the push plate, the outer surface of the rectangular plate is in sliding connection with the inner wall of the button shell, and a knob is fixedly connected to the upper surface of the rectangular plate.
Description
Technical Field
The utility model relates to a button structure of a residual current operated circuit breaker, and belongs to the technical field of piezoelectric devices.
Background
The residual current operated circuit breaker is a terminal protection electrical appliance which is most widely used in a building electrical terminal distribution device, the plastic test button is an important part of a test loop and is used for switching on, carrying and breaking current under normal working conditions and a mechanical switching electrical appliance which enables a contact to be switched off when the residual current reaches a specified value under specified conditions, and the residual current operated circuit breaker can rapidly cut off a fault power supply in extremely short time so as to protect the safety of personnel and electric equipment.
Through retrieving, the button test structure of a residual current operated circuit breaker disclosed in Chinese patent with publication number of CN 209045467U is characterized in that: the test button is arranged on the shell, a reset spring is arranged between the test button and the shell, and the switch assembly comprises a conductive bridge, a resistor, a transformer, a first static contact, a second static contact and a third static contact. The utility model provides a button test structure of a residual current operated circuit breaker, which is characterized in that the on-off between a first static contact at one end of a test loop and a second static contact at one end of a resistor is controlled through a conductive bridge on a test button, and then the on-off between the other end of the test loop and a third static contact at the other end of the resistor is controlled through a moving contact of an operating mechanism.
Even the test button is pressed down when having solved the circuit breaker in the disconnected position in above-mentioned scheme, test loop still does not switch on, both increase the electric gap, can not detect power voltage at the load end again when residual current operated circuit breaker is in the disconnected position, avoid the problem of electric shock risk, but residual current operated circuit breaker button structure, the one end of spring is difficult to directly act on under the button, when the acting force of spring acted on the one end of driving medium, the problem that the button takes place the skew when resetting under the effect of spring easily is triggered.
There is therefore a need to propose a new solution to this problem.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the button structure of the residual current operated circuit breaker solves the problem that in the prior art, one end of a spring is difficult to directly act under the button, and when the acting force of the spring acts on one end of a transmission piece, the button is easy to deflect when reset under the action of the spring.
The technical problems to be solved by the utility model are realized by adopting the following technical scheme:
the utility model provides a residual current operated circuit breaker button structure, includes the bottom plate, the surface fixedly connected with button shell of bottom plate, button shell's inner wall fixedly connected with connecting rod, the outside of connecting rod has cup jointed first spring, the one end of first spring and button shell's inner wall fixedly connected with, the last surface fixedly connected with telescopic link of bottom plate is first, the top fixedly connected with push pedal of telescopic link is first, the last surface fixedly connected with rectangular plate of push pedal, the surface and button shell's inner wall sliding connection of rectangular plate, the last surface fixedly connected with knob of rectangular plate, the surface fixedly connected with telescopic link of knob is second, the one end fixedly connected with triangle piece of telescopic link is second, the outside cup jointed second spring, the one end and the surface fixedly connected with of knob of second spring, the other end and the surface fixedly connected with of triangle piece of spring, the surface and button shell's inner wall sliding connection of triangle piece, the side of bottom plate is provided with assist mechanism.
The utility model is further provided with: the auxiliary mechanism comprises an auxiliary positioning block fixedly connected to the outer surface of the knob, and an auxiliary positioning groove is formed in the inner wall of the button shell.
The utility model is further provided with: the inner wall of the auxiliary positioning groove is in sliding connection with the outer surface of the auxiliary positioning block, and the bottom surface of the auxiliary positioning block is fixedly connected with the upper surface of the rectangular plate.
The utility model is further provided with: the push plate is approximately H-shaped and consists of three plates.
The utility model is further provided with: the two springs are symmetrically distributed on two sides of the knob.
The utility model is further provided with: the knob is square in shape with two opposing faces recessed inwardly.
The utility model is further provided with: the first spring consists of a spring and two rods, wherein the spring is positioned at the middle position, and the two rods are positioned at two ends.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through the cooperation between the first spring, the button shell, the second spring and the triangular block, when the knob is pressed down, one end of the first spring is pressed down, the first spring is reset when the knob is loosened, the knob is reset, one end of the first spring is pushed up against the button through the push plate and the rectangular plate, at the moment, the triangular block is contacted with the inner wall of the button shell, the triangular block is fixed with the knob through the second telescopic rod, the knob is limited, the first telescopic rod and the first spring are compressed in the process of resetting the knob, at the moment, the button is in a horizontal state, no inclination occurs in the process of upwards moving the first telescopic rod and the first spring, the problem that the residual current acts on the button structure of the circuit breaker, one end of the spring is difficult to directly act under the knob, and the action force of the spring acts on one end of the transmission piece, the button is easy to cause the inclination when resetting under the action of the spring is caused.
2. According to the utility model, through the cooperation between the auxiliary positioning block and the auxiliary positioning groove, the auxiliary positioning block slides in the auxiliary positioning groove in the process of upward movement of the knob, so that the knob is ensured to horizontally move upward again, and the problem that the test knob is deflected in a reset state or a jacked state is solved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of a partial structure of the present utility model.
Fig. 3 is an exploded view of a partial structure of the present utility model.
FIG. 4 is an exploded view of the spring II, the telescopic rod II and the triangular block of the present utility model.
Fig. 5 is a schematic view of an auxiliary mechanism of the present utility model.
In the figure: 1. a bottom plate; 2. a button housing; 3. a connecting rod; 4. a first spring; 5. a first telescopic rod; 6. a push plate; 7. a rectangular plate; 8. a knob; 9. a second telescopic rod; 10. triangular blocks; 11. a second spring; 12. an auxiliary mechanism; 1201. an auxiliary positioning block; 1202. and an auxiliary positioning groove.
Detailed Description
The utility model will be further described with reference to the following detailed drawings, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-5, a button structure of a residual current operated circuit breaker comprises a bottom plate 1, wherein a button shell 2 is fixedly connected to the outer surface of the bottom plate 1, a connecting rod 3 is fixedly connected to the inner wall of the button shell 2, a first spring 4 is kept in a horizontal state by the connecting rod 3, the operation is convenient, the first spring 4 is sleeved outside the connecting rod 3, one end of the first spring 4 is fixedly connected with the inner wall of the button shell 2, and a first telescopic rod 5 is fixedly connected to the upper surface of the bottom plate 1.
The top end of the first telescopic rod 5 is fixedly connected with a push plate 6, and as the contact part of the first telescopic rod 5 and the push plate 6 is a round surface, the first telescopic rod 5 can also enable the push plate 6 to move upwards horizontally, the shape of the push plate 6 is approximately H-shaped, the push plate is composed of three plates, the three plates are respectively a long plate, a short plate and a small U-shaped plate, and the first spring 4 is contacted with the outer surface of the small U-shaped plate.
The upper surface fixedly connected with rectangular plate 7 of push pedal 6, spring one 4 comprises spring and two poles, and the spring is in the intermediate position, and two poles are at both ends, and a pole is fixed with the inner wall fixed connection of button shell 2, fixes spring one 4, and another pole contacts with the surface of push pedal 6, and the surface of rectangular plate 7 and the inner wall sliding connection of button shell 2, and lubricating oil has been paintd to the surface of rectangular plate 7, can make the surface of rectangular plate 7 and the inner wall of button shell 2 slide smoothly.
The upper surface fixedly connected with knob 8 of rectangular plate 7, the surface fixedly connected with telescopic link two 9 of knob 8, telescopic link two 9 altogether two, and symmetrical distribution is in the top of telescopic link one 5, and when knob 8 moves down, telescopic link two 9 is in shortened the state, and the one end fixedly connected with triangle 10 of telescopic link two 9, and spring two 11 have been cup jointed to telescopic link two 9's outside, and knob 8's shape is square, and two relative inwards sunken wherein have spring two 11 and telescopic link two 9 in two inwards sunken spaces.
One end of the second spring 11 is fixedly connected with the outer surface of the knob 8, the second springs 11 are symmetrically distributed on two sides of the knob 8, when the knob 8 moves downwards, the second springs 11 are in a compressed state, when the knob 8 is loosened, the first springs 4 reset to enable the knob 8 to move upwards, the other ends of the second springs 11 are fixedly connected with the outer surface of the triangular block 10, and the outer surface of the triangular block 10 is in sliding connection with the inner wall of the button shell 2.
The side of bottom plate 1 is provided with assist mechanism 12, and assist mechanism 12 includes fixed connection at knob 8 surface auxiliary positioning piece 1201, and auxiliary positioning groove 1202 has been seted up to the inner wall of button shell 2, and auxiliary positioning piece 1201's shape is protruding form, and its outer surface matches with auxiliary positioning groove 1202's inner wall, and it can laminate at auxiliary positioning groove 1202's inner wall and slide smoothly.
The inner wall of auxiliary positioning groove 1202 is connected with the outer surface of auxiliary positioning block 1201 in a sliding way, the bottom surface of auxiliary positioning block 1201 is fixedly connected with the upper surface of rectangular plate 7, auxiliary positioning block 1201 can slide in auxiliary positioning groove 1202, and knob 8 is ensured to move upwards horizontally again.
The implementation principle of the utility model is as follows: when the device is used, when the knob 8 is pressed down, through driving push plate 6 through rectangular plate 7, push plate 6 pushes down the one end of spring one 4, telescopic link one 5 shrink, when loosening knob 8, spring one 4 resets, push plate 6 and rectangular plate 7 are moved upwards, reset knob 8, telescopic link one 5 stretches at this moment, at knob 8 in-process that resets, the surface of triangle 10 and the inner wall sliding connection of button shell 2, and knob 8 and triangle 10 pass through telescopic link two 9 fixed connection, so at knob 8 in-process that resets, telescopic link two 9 and spring two 11 are in compressed state, knob 8 keeps the horizontality always, auxiliary positioning piece 1201 also will slide in auxiliary positioning groove 1202, the horizontality of knob 8 has been guaranteed again to move upwards.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of various changes and modifications without departing from the spirit and scope of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a residual current operated circuit breaker button structure, includes bottom plate (1), its characterized in that: the outer surface fixedly connected with button shell (2) of bottom plate (1), the inner wall fixedly connected with connecting rod (3) of button shell (2), the outside of connecting rod (3) cup joints spring one (4), the one end of spring one (4) and the inner wall fixedly connected with of button shell (2), the upper surface fixedly connected with telescopic link one (5) of bottom plate (1), the top fixedly connected with push pedal (6) of telescopic link one (5), the upper surface fixedly connected with rectangular plate (7) of push pedal (6), the surface of rectangular plate (7) and the inner wall sliding connection of button shell (2), the upper surface fixedly connected with knob (8) of rectangular plate (7), the surface fixedly connected with telescopic link two (9) of knob (8), the one end fixedly connected with triangular block (10) of telescopic link two (9), the outside of telescopic link two (9) cup joints spring two (11), the one end of spring two (11) and the surface fixedly connected with push pedal (8), the outer surface fixedly connected with of the other end of spring two (11) and the outer surface sliding connection of the outer surface of three block (10) of button shell (2), an auxiliary mechanism (12) is arranged on the side of the bottom plate (1).
2. The residual current operated circuit breaker button structure according to claim 1, wherein: the auxiliary mechanism (12) comprises an auxiliary positioning block (1201) fixedly connected to the outer surface of the knob (8), and an auxiliary positioning groove (1202) is formed in the inner wall of the button shell (2).
3. The residual current operated circuit breaker button structure according to claim 2, wherein: the inner wall of the auxiliary positioning groove (1202) is in sliding connection with the outer surface of the auxiliary positioning block (1201), and the bottom surface of the auxiliary positioning block (1201) is fixedly connected with the upper surface of the rectangular plate (7).
4. The residual current operated circuit breaker button structure according to claim 1, wherein: the push plate (6) is approximately H-shaped and consists of three plates.
5. The residual current operated circuit breaker button structure according to claim 1, wherein: the two springs (11) are symmetrically distributed on two sides of the knob (8).
6. The residual current operated circuit breaker button structure according to claim 1, wherein: the knob (8) is square in shape, with two opposing faces recessed inwardly.
7. The residual current operated circuit breaker button structure according to claim 1, wherein: the first spring (4) consists of a spring and two rods, wherein the spring is positioned at the middle position, and the two rods are positioned at two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322464938.6U CN220731381U (en) | 2023-09-11 | 2023-09-11 | Button structure of residual current operated circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322464938.6U CN220731381U (en) | 2023-09-11 | 2023-09-11 | Button structure of residual current operated circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220731381U true CN220731381U (en) | 2024-04-05 |
Family
ID=90497378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322464938.6U Active CN220731381U (en) | 2023-09-11 | 2023-09-11 | Button structure of residual current operated circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220731381U (en) |
-
2023
- 2023-09-11 CN CN202322464938.6U patent/CN220731381U/en active Active
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