CN216818681U

CN216818681U - Connect electric switching assembly, connect electric box, track transmission of electricity device

Info

Publication number: CN216818681U
Application number: CN202123133365.6U
Authority: CN
Inventors: 王泷
Original assignee: DONGGUAN TIAN SHENG ELECTRONIC PRODUCTION CORP
Current assignee: DONGGUAN TIAN SHENG ELECTRONIC PRODUCTION CORP
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-24
Anticipated expiration: 2031-12-14

Abstract

The utility model relates to the technical field of power supply devices, in particular to a power connection switching assembly, a power connection box and a track power transmission device. The utility model relates to an electric connection switching assembly which comprises an electric connection head and a first load conductor, wherein the electric connection head comprises a first follow-up conductor, a second follow-up conductor, an electric connection shaft shell and a rotating handle, the rotating handle is used for rotating the electric connection shaft shell, the first follow-up conductor and the second follow-up conductor are arranged on the electric connection shaft shell, the electric connection switching assembly also comprises a rotating disc, the electric connection shaft shell and the rotating disc are arranged in a relative rotating mode, and the rotating disc is provided with a conductive contact piece capable of rotating along with the rotating disc; when the rotary table is located at the first relative position, the conductive contact part is used for conductively connecting the first load conductor and the first follow-up conductor, and when the rotary table rotates to the second relative position, the conductive contact part is used for conductively connecting the first load conductor and the second follow-up conductor, so that the load is switched from being connected with the first follow-up conductor to being connected with the first follow-up conductor.

Description

Connect electric switching assembly, connect electric box, track transmission of electricity device

Technical Field

The utility model relates to the technical field of power supply devices, in particular to a power connection switching assembly, a power connection box and a track power transmission device.

Background

The track power supply system is easy to wire and widely applied to places such as markets, supermarkets and the like. Different power loads need different power supply specifications, and the conventional track power supply system is inconvenient to switch the specification of a power supply line.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electricity connection switching assembly, an electricity connection box and a track power transmission device aiming at the defects of the prior art, and the problems can be solved.

In order to achieve the purpose, the power connection switching assembly comprises a power connection head and a first load conductor, wherein the power connection head comprises a first follow-up conductor, a second follow-up conductor, a power connection shaft shell and a rotating handle, the rotating handle is used for rotating the power connection shaft shell, the first follow-up conductor and the second follow-up conductor are arranged on the power connection shaft shell, the power connection shaft shell and the rotating disk are arranged in a relative rotating mode, and the rotating disk is provided with a conductive contact piece capable of rotating along with the rotating disk; when the rotary table is positioned at the first relative position, the conductive contact part is used for conductively connecting the first load conductor and the first follow-up conductor, and when the rotary table is rotated to the second relative position, the conductive contact part is used for conductively connecting the first load conductor and the second follow-up conductor.

Furthermore, the conductive contact element is a metal ball, the turntable is provided with an accommodating through hole, and the metal ball is located in the accommodating through hole.

Further, the first load conductor comprises two elastic contact parts, and the elastic contact parts are provided with concave parts; the rotary disc is positioned between the elastic contact part and the first follow-up conductor, and when the rotary disc is positioned at a first relative position with the electric shaft connecting shell, the conductive contact part is used for conductively connecting the concave part with the first follow-up conductor.

Furthermore, the upper surface of the rotary table is sleeved at the end part of the electric shaft shell, an annular groove is formed in the lower surface of the rotary table, and the concave part is positioned at the groove bottom of the annular groove in an inscribed mode.

Furthermore, the first follow-up conductor or the second follow-up conductor comprises a first contact part, a fixed part, an elastic arm part and a second contact part which are arranged in sequence; the fixing part is embedded in the electric shaft connecting shell, and a space for deformation of the elastic arm part is formed in the electric shaft connecting shell; the conductive contact conductively connects the first load conductor to the first contact portion when the turntable is in a first relative position to the spindle housing.

Furthermore, the elastic arm part comprises two corners, the two corners are in a [ -shape, the second contact part is a part of the elastic arm part extending to the outside of the electric shaft shell, a folding back angle is arranged between the two corners of the elastic arm part, and the arrangement of the folding back angle reduces the included angle between the angle bisectors of the two corners.

Furthermore, connect the electric axle housing and include the first half shell and the second half shell of lock, the middle part of first follow-up electric conductor, second follow-up electric conductor is installed in first half shell and second half shell, and the turning handle sets up in the second half shell.

Furthermore, the first follow-up conductor and the second follow-up conductor are both in a sheet shape.

The power connection box comprises a power connection switching assembly, a shell and a second load conductor, wherein the power connection head is also provided with a butting follow-up conductor, the first load conductor and the second load conductor are embedded in the shell, and the turntable and the power connection shaft shell are rotatably arranged in the shell; the shell is provided with a hole window, and the rotating handle penetrates through the hole window and extends to the outside of the shell; when the electric shaft housing is located at the first position relative to the outer housing, the second contact part is located inside the outer housing; when the electric shaft shell rotates to a second position relative to the shell, the second contact part rotates to the outside of the shell and abuts against the follow-up conductor to be in conductive connection with the second load conductor.

The utility model provides a track transmission of electricity device, including connecing electric box and electrically conductive slide rail, connect the gliding installation in electrically conductive slide rail of electric box, electrically conductive slide rail is provided with the electrically conductive power supply conductor of external power source, when connecing electric axle housing to rotate to the second position for the shell, second contact part and power supply conductor conductive connection.

The track lamp power transmission switching method uses a track power transmission device, the track power transmission device is used for supplying power to a load, a first power supply conductor, a second power supply conductor and a zero conductor are arranged on a conductive sliding rail, when a power connection shaft shell rotates to a second position relative to a shell, a second contact part rotates to the outside of the shell, a first follow-up conductor and a second follow-up conductor are respectively in conductive connection with the first power supply conductor and the second power supply conductor, and one end of the abutting follow-up conductor is in conductive connection with the zero conductor; the other end of the butting follow-up conductor is in conductive connection with the second load conductor; when the rotary table is positioned at the first relative position, the conductive contact part is used for conductively connecting the first load conductor and the first follow-up conductor, and at the moment, the load is communicated with the first power supply conductor; when the turntable rotates to a second relative position, the conductive contact part is used for conductively connecting the first load conductor and the second follow-up conductor, and at the moment, the load is switched from being communicated with the first power supply conductor to being communicated with the second power supply conductor; when the rotating disc is between the first relative position and the second relative position, the conductive contact part does not conductively connect the first load conductor with the first follow-up conductor and does not conductively connect the first load conductor with the second follow-up conductor, at the moment, the load is in an open circuit state, the elastic contact part of the first load conductor is abutted to the rotating disc to press the rotating disc to the power connection shaft shell, so that friction resistance exists between the rotating disc and the power connection shaft shell, and the friction resistance can keep the relative position between the rotating disc and the power connection shaft shell.

The utility model has the beneficial effects that: according to the power connection switching assembly, the power connection box and the track power transmission device, when the rotary table is located at the first relative position, the conductive contact piece is used for conductively connecting the first load conductor and the first follow-up conductor, and when the rotary table is rotated to the second relative position, the conductive contact piece is used for conductively connecting the first load conductor and the second follow-up conductor, so that the load is switched from being connected with the first follow-up conductor to being connected with the first follow-up conductor.

Drawings

Fig. 1 is a schematic perspective view of the electrical box of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is an exploded view of the electrical connector of the present invention.

Fig. 4 is a schematic partial sectional view of the electrical switching assembly according to the present invention.

The reference numerals include:

an electric connector 1,

A first follow-up conductor 11,

A first contact portion 111, a fixing portion 112, a corner 113,

A return angle 114, a second contact part 115

A second follow-up conductor 12, a butt follow-up conductor 13, a power connection shaft shell 14 and a rotating handle 15

Rotary disc 2, conductive contact 3, shell 4

First load conductor 5 and spring contact part 51

A second load conductor 6.

Detailed Description

The present invention is described in detail below with reference to the attached drawings.

Fig. 4 is a schematic partial sectional view of the electrical switching assembly according to the present invention. The utility model discloses an electric connection switching assembly, which comprises an electric connection head 1 and a first load conductor 5, wherein the electric connection head 1 comprises a first follow-up conductor 11, a second follow-up conductor 12, an electric connection shaft shell 14 and a rotating handle 15, the rotating handle 15 is used for rotating the electric connection shaft shell 14, the first follow-up conductor 11 and the second follow-up conductor 12 are arranged on the electric connection shaft shell 14, and the first follow-up conductor 11 and the second follow-up conductor 12 rotate along with the rotation of the electric connection shaft shell 14; the electric spindle is characterized by further comprising a turntable 2, the electric spindle shell 14 and the turntable 2 are arranged in a relative rotating mode, and the turntable 2 can be arranged at the end part of the electric spindle shell 14 or sleeved on the outer edge of the electric spindle shell; the rotary table 2 is provided with a conductive contact piece 3 which can rotate along with the rotary table 2; when the turntable 2 is in the first relative position, the electrically conductive contact 3 electrically conductively connects the first load conductor 5 to the first follower conductor 11, and when the turntable 2 is rotated into the second relative position, the electrically conductive contact 3 electrically conductively connects the first load conductor 5 to the second follower conductor 12.

The load is an electric appliance, and can be a lamp, a sound, a fan, an air conditioner and the like.

The first follower conductor 11 and the second follower conductor 12 may be in the form of elastic metal sheets or elastic metal rods.

The power connection switching assembly can be used for a power supply box of a track lamp or other power supply components needing a switching circuit. When the power connection switching assembly is applied to a track power transmission device, the track power transmission device is used for supplying power to a load, the conductive slide rail is provided with a first power supply conductor, a second power supply conductor and a zero connection conductor, when the power connection shaft shell 14 rotates to a second position relative to the shell 4, the second contact part 115 rotates to the outside of the shell 4, the first follow-up conductor 11 and the second follow-up conductor 12 are respectively in conductive connection with the first power supply conductor and the second power supply conductor, and one end of the abutting follow-up conductor 13 is in conductive connection with the zero connection conductor; the other end of the abutting follow-up conductor 13 is in conductive connection with the second load conductor 6; when the turntable 2 is located at a first relative position, the conductive contact 3 conductively connects the first load conductor 5 and the first follow-up conductor 11, and at the moment, the load is connected with the first power supply conductor; when the turntable 2 rotates to a second relative position, the conductive contact 3 conductively connects the first load conductor 5 and the second follow-up conductor 12, and at the moment, the load is switched from being connected with the first power supply conductor to being connected with the second power supply conductor; when the rotating disc 2 is between the first relative position and the second relative position, the conductive contact 3 does not conductively connect the first load conductor 5 with the first follow-up conductor 11 or conductively connect the first load conductor 5 with the second follow-up conductor 12, at this time, the load is in an open circuit state, the spring contact part 51 has elastic potential energy in the ring groove, the spring contact part 51 of the first load conductor 5 abuts against the rotating disc 2 to press the rotating disc 2 to the electric shaft housing 14, so that friction resistance exists between the rotating disc 2 and the electric shaft housing 14, and the friction resistance can keep the relative position with the electric shaft housing 14.

As an embodiment, the main body of the electric shaft housing 14 is cylindrical, so that the electric shaft housing is convenient to rotate; the power connection shaft shell 14 comprises a first half shell and a second half shell which are buckled, the middle parts of the first follow-up conductor 11 and the second follow-up conductor 12 are installed in the first half shell and the second half shell, and the rotating handle 15 is arranged on the second half shell, so that the first follow-up conductor 11 and the second follow-up conductor 12 are easy to install.

The first load conductor 5 includes two spring contact portions 51, and the spring contact portions 51 are provided with concave portions; the turntable 2 is positioned between the spring contact part 51 and the first follow-up conductor 11, and when the turntable 2 is positioned at a first relative position to the power shaft housing 14, the conductive contact part 3 conductively connects the concave part with the first follow-up conductor 11.

As an embodiment, as shown in fig. 1-4. The conductive contact element 3 is a movably arranged metal ball or a metal contact fixed on the turntable 2, the turntable 2 is provided with a containing through hole, and the metal ball is movably positioned in the containing through hole. Preferably, the conductive contact 3 is a movably arranged metal ball, when the rotary table 2 rotates to the first relative position and the second relative position, the elastic contact part 51 has an elastic potential energy state in the annular groove, slides into the accommodating through hole from the annular groove and presses the metal ball in a short time, and a response sound is generated when the elastic contact part contacts the metal ball and is fed back to a person rotating the rotary table 2, so that the first relative position and the second relative position are prompted to be reached, meanwhile, the contact area is enlarged by the attachment of the metal ball and the concave part, the generation of electric arcs is reduced, the damage to the conductive contact 3 during the conduction is reduced, the possibility of short circuit is reduced, and the service life is prolonged.

In one embodiment, the upper surface of the rotating disk 2 is sleeved at the end part of the connecting shaft housing 14, the lower surface of the rotating disk 2 is provided with an annular groove, and the concave part is positioned at the bottom of the annular groove and internally tangent to the annular groove.

In one embodiment, the first follower conductor 11 or the second follower conductor 12 includes a first contact portion 111, a fixed portion, a spring arm portion, and a second contact portion 115, which are sequentially disposed; the fixing part is embedded in the electric shaft connecting shell 14, and a space for deformation of the elastic arm part is arranged in the electric shaft connecting shell 14; when the rotary disk 2 is in a first relative position with respect to the spindle housing 14, the conductive contact 3 conductively connects the first load conductor 5 to the first contact section 111.

As an embodiment, as shown in fig. 2 to 4, the elastic arm portion includes two corners 113, the two corners 113 are shaped like a [ ", the second contact portion 115 is a portion of the elastic arm portion extending to the outside of the electric axle housing 14, a folding angle 114 is disposed between the two corners 113 of the elastic arm portion, and the arrangement of the folding angle 114 reduces an included angle between bisectors of the two corners 113. Because the first follow-up conductor 11 or the second follow-up conductor 12 needs to be frequently in conductive connection with the first power supply conductor and the second power supply conductor in the external conductive slide rail, the first follow-up conductor 11 or the second follow-up conductor 12 needs to have good elasticity so as to reduce hard collision with the conductive slide rail, but the first follow-up conductor 11 or the second follow-up conductor 12 with good elasticity can reduce pressure between the first power supply conductor and the second power supply conductor, and the possibility of poor contact exists due to less pressure, and particularly after vibration and long-term use, potential safety hazards exist. According to the utility model, the two corners 113 and the folded corner 114 are designed to ensure that the first follow-up conductor 11 or the second follow-up conductor 12 has good resilience deformation allowance and high pressure between the first follow-up conductor and the second follow-up conductor to ensure good conductive contact. In a preferred embodiment, the angle of the corner 113 is 89 ° -105 °, the elastic modulus of the first follower conductor 11 or the second follower conductor 12 is X × 10Gpa, the distance between the return angle 114 and the nearest one is Y mm, and the value of the return angle 114 is the sum of the angles of the two corners 113 minus (X + Y).

The power connection shaft shell 14 comprises a first half shell and a second half shell which are buckled, the middle parts of the first follow-up conductor 11 and the second follow-up conductor 12 are installed in the first half shell and the second half shell, and the rotating handle 15 is arranged on the second half shell.

The power connection box comprises a power connection switching assembly, a shell 4 and a second load conductor 6, wherein the power connection head 1 is further provided with a butting follow-up conductor 13, the first load conductor 5 and the second load conductor 6 are embedded in the shell 4, and a turntable 2 and a power connection shaft shell 14 are rotatably arranged in the shell 4; the shell 4 is provided with a hole window, and the rotating handle 15 passes through the hole window and extends to the outside of the shell 4; when the electric spindle case 14 is located at the first position with respect to the housing 4, the second contact portion 115 is located inside the housing 4; when the spindle case 14 is rotated to the second position with respect to the housing 4, the second contact portion 115 is rotated to the outside of the housing 4, and the follower conductor 13 is brought into contact with the second load conductor 6 to be electrically connected thereto.

The utility model provides a track transmission of electricity device, including connecing electric box and electrically conductive slide rail, connect the gliding installation in electrically conductive slide rail of electric box, electrically conductive slide rail is provided with the electrically conductive power supply conductor of external power source, when connecing electric axle housing 14 to changeing to the second position for shell 4, second contact portion 115 is connected with power supply conductor is electrically conducted.

The switching method of the track lamp power transmission device comprises the steps that the track power transmission device is used for supplying power to a load, the conductive slide rail is provided with a first power supply conductor, a second power supply conductor and a zero conductor, when the connecting shaft shell 14 rotates to a second position relative to the shell 4, the second contact part 115 rotates to the outside of the shell 4, the first follow-up conductor 11 and the second follow-up conductor 12 are respectively in conductive connection with the first power supply conductor and the second power supply conductor, and one end of the abutting follow-up conductor 13 is in conductive connection with the zero conductor; the other end of the abutting follow-up conductor 13 is in conductive connection with the second load conductor 6; when the turntable 2 is located at a first relative position, the conductive contact 3 conductively connects the first load conductor 5 and the first follow-up conductor 11, and at the moment, the load is connected with the first power supply conductor; when the turntable 2 is rotated into the second relative position, the conductive contact 3 conductively connects the first load conductor 5 to the second follow-up conductor 12, in which case the load is switched from being connected to the first current supply conductor to being connected to the second current supply conductor.

In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the performance of the prior art and has practicability, and becomes a product with practical value.

The above description is only a preferred embodiment of the present invention, and it should not be understood that the present invention is limited to the details of the embodiment and the range of applications, which can be changed by those skilled in the art according to the spirit of the present invention.

Claims

1. Connect electric switching assembly, including connecting electric head and first load electric conductor, connect the electric head including first follow-up electric conductor, second follow-up electric conductor, connect electric axle housing, turning handle, the turning handle is used for rotating and connects electric axle housing, and first follow-up electric conductor, second follow-up electric conductor set up in connecting electric axle housing, its characterized in that: the electric connection shaft shell and the rotary table are arranged in a relative rotating mode, and the rotary table is provided with a conductive contact piece capable of rotating along with the rotary table; when the rotary table is positioned at a first relative position, the conductive contact part is used for electrically connecting the first load conductor and the first follow-up conductor, and when the rotary table is rotated to a second relative position, the conductive contact part is used for electrically connecting the first load conductor and the second follow-up conductor.

2. The electrical switching assembly of claim 1, wherein: the conductive contact is a metal ball, the turntable is provided with a containing through hole, and the metal ball is positioned in the containing through hole.

3. The electrical switching assembly of claim 1, wherein: the first load conductor comprises two elastic contact parts, and the elastic contact parts are provided with concave parts; the rotary disc is positioned between the elastic contact part and the first follow-up conductor, and when the rotary disc is positioned at a first relative position with the electric shaft connecting shell, the conductive contact part is used for conductively connecting the concave part with the first follow-up conductor.

4. The electrical switching assembly of claim 3, wherein: the upper surface of the rotary table is sleeved at the end part of the electric shaft shell, the lower surface of the rotary table is provided with an annular groove, and the concave part is positioned at the bottom of the annular groove and internally tangent to the annular groove.

5. The electrical switching assembly of claim 1, wherein: the first follow-up conductor or the second follow-up conductor comprises a first contact part, a fixed part, an elastic arm part and a second contact part which are arranged in sequence; the fixing part is embedded in the electric shaft connecting shell, and a space for deformation of the elastic arm part is formed in the electric shaft connecting shell; the conductive contact conductively connects the first load conductor to the first contact portion when the turntable is in a first relative position to the spindle housing.

6. The electrical switching assembly of claim 5, wherein: the bullet arm is including two corners, and two corners are "[" type, and the second contact site is the position that the bullet arm extends to connecting the electric axle housing outside, is provided with the angle of inflection between two corners of bullet arm, and the angle of inflection sets up the contained angle that has reduced between the angular bisector of two corners.

7. The electrical switching assembly of claim 1, wherein: the first follow-up conductor and the second follow-up conductor are both in a sheet shape.

8. Connect the electricity box, its characterized in that: the electric connector comprises an electric switching assembly, a shell and a second load conductor, wherein the electric connector is also provided with a butt follow-up conductor, the first load conductor and the second load conductor are embedded in the shell, and the turntable and the electric shaft connecting shell are rotatably arranged in the shell; the shell is provided with a hole window, and the rotating handle penetrates through the hole window and extends to the outside of the shell; when the electric shaft housing is located at the first position relative to the outer housing, the second contact part is located inside the outer housing; when the electric shaft connecting shell rotates to a second position relative to the shell, the second contact part rotates to the outside of the shell and abuts against the follow-up conductor to be in conductive connection with the second load conductor.

9. The rail power transmission device is characterized by comprising a power connection box and a conductive slide rail, wherein the power connection box is slidably mounted on the conductive slide rail, the conductive slide rail is provided with a power supply conductor for conducting an external power supply, and when the power connection shaft shell rotates to a second position relative to the shell, the second contact part is in conductive connection with the power supply conductor.

10. The rail transmission apparatus according to claim 9, wherein the connecting shaft housing comprises a first half housing and a second half housing which are fastened together, wherein the middle parts of the first follow-up conductor and the second follow-up conductor are mounted in the first half housing and the second half housing, and the rotating handle is arranged on the second half housing.