CN219873276U - Three-phase electric switch device with power-on indicator lamp - Google Patents
Three-phase electric switch device with power-on indicator lamp Download PDFInfo
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- CN219873276U CN219873276U CN202321013271.1U CN202321013271U CN219873276U CN 219873276 U CN219873276 U CN 219873276U CN 202321013271 U CN202321013271 U CN 202321013271U CN 219873276 U CN219873276 U CN 219873276U
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- indicator light
- switching apparatus
- electrical switching
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- 230000005611 electricity Effects 0.000 claims description 2
- 239000011324 bead Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a three-phase electric switch device with an electrified indicator lamp, which comprises a three-phase electric switch device body, wherein three-phase four wires and an indicator lamp assembly are connected to the three-phase electric switch device body, the three-phase electric switch device body comprises a surface cover, a first base, a second base and a rear cover which are assembled in sequence, a conductive piece for connecting the three-phase four wires is arranged on the first base, a through hole is arranged on the second base, an elastic piece is arranged in the through hole, the inner end of the elastic piece is electrically connected with the conductive piece, the rear cover is arranged outside the through hole, and a wiring head of the indicator lamp assembly is pressed between the outer end of the elastic piece and the rear cover to form fixation. The advantages are that: the three-phase four-wire connecting device has the advantages that the structure is simple and reasonable, the connecting position of the indicating lamp assembly is distinguished from the connecting position of the three-phase four-wire, and the indicating lamp assembly is prevented from being connected to fail due to improper operation when the three-phase four-wire is connected.
Description
Technical Field
The utility model relates to the technical field of switch products, in particular to a three-phase electric switch device with an energizing indicator lamp.
Background
A switch refers to an electronic component that can open a circuit, interrupt a current, or cause it to flow to other circuits. The principle of the switch is that the closing of the contacts means that the electronic contacts are conductive, allowing current to pass; an open circuit indicates that the electrical contact is not conductive to form an open circuit and no current is allowed to flow.
The three-phase four-wire switch is a common switch, and the common switch structure can control the on-off of the whole circuit, but cannot confirm whether the power supply is normally input, and a user cannot intuitively observe the power-on condition, so that certain potential safety hazards can be caused, and particularly the industrial switch is directly related to production safety and the safety of staff.
In order to improve the safety of the switch, some switch manufacturers switch on and off a connection indicator lamp to display the power-on condition, for example, a switch is disclosed in the patent application with the application number of CN201320028846.7 being a waterproof switch with an indicator lamp, which realizes the difference of the switch states by arranging an indicator lamp assembly, and a switch is disclosed in the patent application with the application number of CN201520048230.5 being a dustproof waterproof switch, which also is provided with an indicator lamp to display the switch states; however, in the prior art, the wires of the indicator lamp are directly connected to the wiring copper member for connecting the wires of the switch, that is, the wires of the indicator lamp are connected to the same place as the wires of the switch, which results in that the wires of the indicator lamp are easy to loose when the wires of the switch are connected (generally fixed by screws), and the indicator lamp is invalid, so that the structure of the indicator lamp needs to be further improved.
Disclosure of Invention
The utility model aims to overcome the defects, and discloses a three-phase electric switch device with an energizing indicator lamp, which has a simple and reasonable structure and reliable indicator lamp connection.
The technical scheme of the utility model is realized as follows:
the utility model provides a three-phase electric switch device with circular telegram pilot lamp, including the three-phase electric switch device body, the three-phase electric switch device body on be connected with three-phase four-wire and pilot lamp subassembly, the three-phase electric switch device body including face lid, first base, second base and the back lid of assembling in proper order, first base on be provided with the electrically conductive piece that is used for connecting three-phase four-wire, the second base on be provided with the through-hole, the through-hole in be provided with the elastic component, the inner of elastic component with electrically conductive piece electricity is connected, the back lid cover locate outside the through-hole, the connector lug of pilot lamp subassembly be pressed between the outer end of elastic component and back lid and form fixedly.
The measures for further optimizing the technical scheme are as follows:
as an improvement, the two sides of the first base are provided with conductive members in pairs, conductive bridging members are arranged between the corresponding conductive members, and the inner ends of the elastic members are propped against the corresponding conductive bridging members. The elastic piece is abutted against the conductive bridging piece, so that the electric connection between the elastic piece and the conductive piece is realized.
As an improvement, a wiring hole is arranged on the second base corresponding to the position of the conductive piece. The wiring holes are arranged to facilitate the connection of three-phase four wires.
As an improvement, the through holes are arranged in a row in the middle of the second base.
As an improvement, the indicator lamp assembly comprises a circuit board, a light emitting part is arranged on the circuit board, a wire is connected to the circuit board, and the connector lug is arranged at the end part of the wire.
As an improvement, the second base is provided with a convex ring at the periphery of the through hole, the rear cover is provided with a lantern ring matched with the convex ring, and the lantern ring is provided with a notch. The notch is arranged, so that the lead is conveniently led out, and the lantern ring is matched with the corresponding convex ring, so that the assembly is convenient.
As an improvement, the connector lug is of a disc-shaped structure, and the diameter of the disc-shaped structure is larger than the width of the notch. So set up, can prevent that the connector lug from deviating from in the breach to guarantee the reliability of connection.
As an improvement, the surface cover is provided with a transparent opening at the position corresponding to the luminous piece. The setting of the perspective opening is convenient to observe the indicator lamp, and meanwhile, the indicator lamp can be protected.
As an improvement, the face cover is provided with a switch knob.
As an improvement, the switch knob is provided with a pointing mark, and the face cover is provided with an OFF gear mark and an ON gear mark.
Compared with the prior art, the utility model has the advantages that:
the three-phase electric switch device with the energizing indicator lamp has simple and reasonable structure, is independently arranged at the position for connecting the indicator lamp assembly on the switch, is fixed by arranging the through hole on the second base and pressing the lug of the indicator lamp assembly behind the rear cover through elasticity by utilizing the elastic piece in the through hole, and is reliable in fixation. The connection position of the indicator lamp assembly is distinguished from the connection position of the three-phase four wires, so that the indicator lamp assembly can be prevented from being connected to fail due to improper operation when the three-phase four wires are connected.
Drawings
FIG. 1 is a perspective view of an embodiment of the present utility model;
FIG. 2 is a perspective view of another view of an embodiment of the present utility model;
FIG. 3 is a perspective view of the rear cover of FIG. 2, with the rear cover removed;
FIG. 4 is an exploded view of an embodiment of the present utility model;
fig. 5 is an enlarged view of a portion a in fig. 4;
FIG. 6 is an exploded view of another view of an embodiment of the present utility model;
fig. 7 is an enlarged view of a portion B in fig. 6.
The names of the reference numerals in the drawings of the present utility model are:
the three-phase electric switching device body 1, the face cover 11, the perspective opening 11a, the OFF-stage mark 11b, the ON-stage mark 11c, the first base 12, the second base 13, the through hole 13a, the wiring hole 13b, the convex ring 131, the rear cover 14, the collar 14a, the notch 14b, the conductive member 15, the elastic member 16, the conductive bridge member 17, the switch knob 18, the directional mark 18a, the three-phase four-wire 2, the indicator lamp assembly 3, the connector lug 31, the circuit board 32, the light emitting member 32a, and the wire 33.
Description of the embodiments
The utility model is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1 to 7, a three-phase electric switch device with an energizing indicator lamp includes a three-phase electric switch device body 1, the three-phase electric switch device body 1 is connected with a three-phase four-wire 2 and an indicator lamp assembly 3, the three-phase electric switch device body 1 includes a face cover 11, a first base 12, a second base 13 and a rear cover 14 assembled in sequence, the first base 12 is provided with a conductive member 15 for connecting the three-phase four-wire 2, the second base 13 is provided with a through hole 13a, an elastic member 16 is disposed in the through hole 13a, an inner end of the elastic member 16 is electrically connected with the conductive member 15, the rear cover 14 is covered outside the through hole 13a, and a connector lug 31 of the indicator lamp assembly 3 is pressed between an outer end of the elastic member 16 and the rear cover 14 to form fixation.
The elastic member 16 is preferably a spring.
The two sides of the first base 12 are provided with conductive members 15 in pairs, conductive bridging members 17 are arranged between the conductive members 15 in corresponding rows, and the inner ends of the elastic members 16 are abutted against the corresponding conductive bridging members 17.
The second base 13 is provided with a wiring hole 13b corresponding to the conductive member 15.
The wiring holes 13b are arranged to facilitate the connection of the three-phase four-wire 2, after the first base 12 and the second base 13 are combined, the wiring holes 13b are in one-to-one correspondence with the conductive pieces 15, and when wiring is carried out, the conductive pieces 15 can be found by directly inserting the wires into the wiring holes 13b.
The through holes 13a are arranged in a row in the middle of the second base 13.
The indicator lamp assembly 3 comprises a circuit board 32, a light emitting part 32a is arranged on the circuit board 32, a wire 33 is connected to the circuit board 32, and the connector lug 31 is arranged at the end part of the wire 33.
The above-mentioned light emitting element 32a is preferably an LED lamp bead, 3 wires 33 are provided on the indicator lamp assembly 3, each wire 33 is connected with an LED lamp bead, the ends of the 3 wires 33 are respectively provided with a connector lug 31, the second base 13 is provided with 4 through holes, and the 3 connector lugs 31 are correspondingly connected to the lower 3 through hole inner elastic elements 16. In a specific lighting control mode, namely, on the display of a lighting circuit, only one lighting element 32a can be normally displayed when one circuit is not connected, and all the lighting elements 32a are not displayed when the two circuits are not connected; a circuit failure may also be employed, with all of the light emitting members 32a not shown; or when one circuit is not on, the two light emitting elements 32a are normally displayed, and when the two circuits are not on, the light emitting elements 32a are not displayed. The specific selection can be selected and set according to actual conditions.
The second base 13 is provided with a convex ring 131 at the periphery of the through hole 13a, the rear cover 14 is provided with a collar 14a matched with the convex ring 131, and the collar 14a is provided with a notch 14b.
The lug 31 has a disc-shaped structure, and the diameter of the disc-shaped structure is larger than the width of the notch 14b.
When the rear cover 14 is covered with the second base 13, the collar 14a is sleeved outside the corresponding convex ring 131, and the arrangement can make the structure more compact. The contact area between the lug 31 and the elastic member 16 can be increased by the lug 31 of the disk-shaped structure, and the lug 31 of the disk-shaped structure can be prevented from coming out from the notch 14b, thereby ensuring the reliability of the electrical connection of the indicator lamp assembly 3.
The surface cover 11 is provided with a transparent opening 11a at a position corresponding to the light emitting element 32 a. The transparent panel is arranged at the position of the transparent opening 11a, and the transparent opening 11a is arranged, so that the light emitting piece 32a can be conveniently observed, and meanwhile, the light emitting piece 32a can be protected.
The face cover 11 is provided with a switch knob 18.
The switch knob 18 is provided with a pointing mark 18a, and the face cover 11 is provided with an OFF gear mark 11b and an ON gear mark 11c.
In the three-phase electric switch device of the utility model, the position for connecting the indicator lamp assembly 3 is independently arranged on the switch, specifically, through holes 13a are arranged on the second base 13 corresponding to the positions of the conductive bridging pieces 17, elastic pieces 16 are arranged in the through holes 13a, the inner ends of the elastic pieces 16 are abutted against the conductive bridging pieces 17 so as to form electric connection with the conductive pieces 15, and the outer ends of the elastic pieces 16 press and fix the connector lug 31 of the indicator lamp assembly 3 on the inner surface of the rear cover 14, thus forming an electric circuit. The three-phase electric switch device provided by the utility model can distinguish the connection position of the indicator lamp assembly 3 from the connection position of the three-phase four-wire 2, and can prevent the failure of the connection of the indicator lamp assembly 3 caused by improper operation when the three-phase four-wire 2 is connected, thereby ensuring the reliable electric connection of the indicator lamp assembly 3.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.
Claims (10)
1. The utility model provides a three-phase electric switching device with circular telegram pilot lamp, is including three-phase electric switching device body (1), three-phase electric switching device body (1) on be connected with three-phase four-wire (2) and pilot lamp subassembly (3), characterized by: the three-phase electric switch device body (1) including face lid (11), first base (12), second base (13) and back lid (14) of assembling in proper order, first base (12) on be provided with and be used for connecting electric conductive piece (15) of three-phase four-wire (2), second base (13) on be provided with through hole (13 a), through hole (13 a) in be provided with elastic component (16), the inner of elastic component (16) with electric conductive piece (15) electricity is connected, back lid (14) lid locate outside through hole (13 a), connector lug (31) of pilot lamp subassembly (3) be pressed between the outer end of elastic component (16) and back lid (14) and form fixedly.
2. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 1 wherein: the two sides of the first base (12) are provided with conducting pieces (15) in pairs, conducting bridging pieces (17) are arranged between the conducting pieces (15) in corresponding rows, and the inner ends of the elastic pieces (16) are abutted against the corresponding conducting bridging pieces (17).
3. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 2 wherein: and a wiring hole (13 b) is formed in the second base (13) corresponding to the conductive piece (15).
4. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 3 wherein: the through holes (13 a) are arranged in a row in the middle of the second base (13).
5. A three-phase electrical switching apparatus having an energizing indicator light according to any of claims 1 to 4, wherein: the indicator lamp assembly (3) comprises a circuit board (32), a light emitting part (32 a) is arranged on the circuit board (32), a wire (33) is connected to the circuit board (32), and the connector lug (31) is arranged at the end part of the wire (33).
6. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 5 wherein: the second base (13) is provided with a convex ring (131) on the periphery of the through hole (13 a), the rear cover (14) is provided with a lantern ring (14 a) matched with the convex ring (131), and the lantern ring (14 a) is provided with a notch (14 b).
7. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 6 wherein: the connector lug (31) is of a disc-shaped structure, and the diameter of the disc-shaped structure is larger than the width of the notch (14 b).
8. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 7 wherein: the surface cover (11) is provided with a transparent opening (11 a) at a position corresponding to the luminous piece (32 a).
9. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 8 wherein: the face cover (11) is provided with a switch knob (18).
10. A three-phase electrical switching apparatus having an energized indicator light as defined in claim 9 wherein: the switch knob (18) is provided with a pointing mark (18 a), and the face cover (11) is provided with an OFF gear mark (11 b) and an ON gear mark (11 c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013271.1U CN219873276U (en) | 2023-04-28 | 2023-04-28 | Three-phase electric switch device with power-on indicator lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013271.1U CN219873276U (en) | 2023-04-28 | 2023-04-28 | Three-phase electric switch device with power-on indicator lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219873276U true CN219873276U (en) | 2023-10-20 |
Family
ID=88341383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321013271.1U Active CN219873276U (en) | 2023-04-28 | 2023-04-28 | Three-phase electric switch device with power-on indicator lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219873276U (en) |
-
2023
- 2023-04-28 CN CN202321013271.1U patent/CN219873276U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |