CN214337240U

CN214337240U - Power transmission equipment

Info

Publication number: CN214337240U
Application number: CN202022906042.5U
Authority: CN
Inventors: 陈颖
Original assignee: Huzhou Mechanical And Electrical Installation Co ltd
Current assignee: Huzhou Mechanical And Electrical Installation Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-10-01
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a power transmission device, which comprises an insulating base box body, a display lamp source, a heat dissipation hole, a knife holder, a knife pole, a knife switch and an anti-falling device, wherein the anti-falling device is provided with a rotating block, a movable screw, a vertical connecting rod, a guide rail and a lifting support device, the knife switch is upwards broken, the power supply is in a complete on state, the rotating block rotates to enable the movable screw which is connected in a meshing way to move and drive the vertical connecting rod which is connected to move along the guide rail, so that the movable screw pushes the lifting support device to move in parallel, the lifting support device is moved to the lower part of the knife switch, a motor drives a rotating shaft to rotate a rotating serrated wheel, the rotating serrated wheel drives the lifting support rod which is connected in a meshing way upwards, a support ejecting block is close to the knife switch until the top hits the knife switch and is closely attached to the lower part of the knife switch, and plays a supporting role for the knife switch, the trouble brought to people by power supply disconnection caused by gravity falling of the switch blade due to looseness is avoided.

Description

Power transmission equipment

Technical Field

The utility model relates to an electrical accessories and equipment field, specific transmission of electricity equipment.

Background

The knife switch for isolating the power supply is also called a knife switch, and is generally used for a circuit which is not frequently connected or disconnected in electrical equipment, switching power supplies, loads and the like so as to ensure the safety of circuit and equipment maintenance, or used for a load which is not frequently connected or disconnected and is lower than a rated current.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a transmission of electricity equipment.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a power transmission device structurally comprises an insulation base box body, a display lamp source, radiating holes, a knife holder, a knife pole, a knife switch and an anti-falling device, wherein the display lamp source is fixedly arranged on the insulation base box body, the radiating holes are fixedly arranged on the surface of the front end of the insulation base box body, the knife holder is fixedly embedded at the front end of the insulation base box body and is positioned below the radiating holes, the knife pole is movably matched with the knife holder, the knife switch is connected with the knife pole and is movably matched with the knife pole, the knife switch is movably matched with the insulation base box body through the knife holder and the knife pole, the anti-falling device penetrates through the lower end of the insulation base box body, the anti-falling device is positioned below the knife switch and is movably matched with the knife switch, the anti-falling device is provided with a rotating block, a moving screw rod, a vertical connecting rod, a guide rail and a lifting support device, the rotating block is meshed with the moving screw rod, the lifting support device is characterized in that one end of the movable screw is fixedly connected with the vertical connecting rod in an embedded mode, the lower end of the vertical connecting rod is clamped in the guide rail and is in sliding fit with the guide rail, and the lifting support device is connected to the top end of the movable screw.

Further, be equipped with connection groove piece, lifting support pole, connection pivot, rotation sawtooth wheel, support kicking block, motor on the lift strutting arrangement, the lifting support pole run through inside and with connection groove piece activity block in connection groove piece, rotate the sawtooth wheel and connect in the connection pivot outside and with be connected pivot clearance fit, the lifting support pole is connected and clearance fit with the rotation sawtooth wheel meshing, support the kicking block and inlay the solid top of connecting at lifting support pole, support kicking block and connection groove piece activity block.

Furthermore, the connecting groove block is fixedly connected with the movable screw rod in an embedded mode, and the supporting top block is movably matched with the knife switch.

Furthermore, the lifting support device is in clearance fit connection with the insulating base box body through a movable screw rod.

Furthermore, a small-sized driving motor is arranged on the rotating block.

Furthermore, the surface of the supporting top block and the surface of the knife switch are both provided with lines which are matched, and when the supporting top block moves downwards, the knife switch can be driven to fall downwards.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a break off the plug-in strip upwards, the power is whole on-state, rotate through the turning block, make the removal screw rod activity that the meshing is connected, the vertical connecting rod that drives and be connected is along the guide rail activity, thereby let the removal screw rod promote lift strutting arrangement to be parallel movement, remove lift strutting arrangement to the plug-in strip below, through the motor, make the connection pivot drive rotate the serrated wheel, the rotation serrated wheel upwards drives the lift bracing piece that the meshing is connected, it hits the plug-in strip and closely laminating to connect in the plug-in strip below to the plug-in strip be close to until the top, play the supporting role to the plug-in strip, avoid the plug-in strip because not hard up and gravity whereabouts, cause the power to break off the trouble that brings for people.

Drawings

Fig. 1 is a schematic structural diagram of a power transmission apparatus of the present invention.

Fig. 2 is a schematic structural view of the anti-falling device of the present invention.

Fig. 3 is a schematic structural view of the lifting support device of the present invention.

In the figure: the device comprises an insulating base box body-1, a display lamp source-2, heat dissipation holes-3, a knife holder-4, a knife pole-5, a knife switch-6, an anti-falling device-7, a rotating block-71, a moving screw-72, a vertical connecting rod-73, a guide rail-74, a lifting support device-75, a connecting groove block-751, a lifting support rod-752, a connecting rotating shaft-753, a rotating sawtooth wheel-754, a support top block-755 and a motor-756.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1-3, the utility model provides a power transmission equipment, its structure includes insulator base box 1, display lamp source 2, louvre 3, cutter holder seat 4, utmost point 5, plug-in strip 6, anti-falling device 7, display lamp source 2 fixed mounting is on insulator base box 1, louvre 3 fixed mounting is on insulator base box 1 front end surface, cutter holder seat 4 inlays solid connection and is located louvre 3 below at insulator base box 1 front end position, utmost point 5 and cutter holder seat 4 clearance fit, plug-in strip 6 is connected and clearance fit with utmost point 5, plug-in strip 6 is through cutter holder seat 4, utmost point 5 and insulator base box 1 clearance fit, anti-falling device 7 runs through in insulator base box 1 lower extreme position, anti-falling device 7 is located under plug-in strip 6 and with plug-in strip 6 clearance fit, be equipped with turning block 71 on the anti-falling device 7, The device comprises a movable screw 72, a vertical connecting rod 73, a guide rail 74 and a lifting support device 75, wherein the rotating block 71 is meshed with the movable screw 72, one end of the movable screw 72 is fixedly embedded in the vertical connecting rod 73, the lower end of the vertical connecting rod 73 is clamped in the guide rail 74 and is in sliding fit with the guide rail 74, and the lifting support device 75 is connected to the top end of the movable screw 72.

The lifting support device 75 is provided with a connecting groove block 751, a lifting support rod 752, a connecting rotating shaft 753, a rotating saw-tooth wheel 754, a support top block 755 and a motor 756, the lifting support rod 752 penetrates through the inside of the connecting groove block 751 and is movably clamped with the connecting groove block 751, the rotating saw-tooth wheel 754 is connected to the outer side of the connecting rotating shaft 753 and is movably matched with the connecting rotating shaft 753, the lifting support rod 752 is meshed with the rotating saw-tooth wheel 754 and is movably matched with the rotating saw-tooth wheel 752, the support top block 755 is fixedly connected to the top end of the lifting support rod 752 in an embedded mode, and the support top block 755 is movably clamped with the connecting groove block 751.

Wherein, the connecting groove block 751 is fixedly connected with the movable screw rod 72, and the supporting top block 755 is movably matched with the knife switch 6.

Wherein, the lifting support device 75 is connected with the insulating base box 1 by clearance fit through the movable screw 72.

Wherein, a small-sized driving motor is arranged on the rotating block 71.

The surface of the supporting top block 755 and the surface of the knife switch 6 are both provided with lines, and the lines of the supporting top block 755 and the knife switch 6 are matched, so that the knife switch 6 can be driven to fall downwards when the supporting top block 755 moves downwards.

The working principle of the present invention is explained as follows: the switch blade 6 is broken upwards, the power supply is in a full-on state, the rotating block 71 rotates, the moving screw 72 connected in a meshed mode moves, the vertical connecting rod 73 connected with the moving screw is driven to move along the guide rail 74, the moving screw 72 pushes the lifting support device 75 to move in parallel, the lifting support device 75 moves to the position below the switch blade 6, the connecting rotating shaft 753 drives the rotating serrated wheel 754 to rotate through the motor 756, the rotating serrated wheel 754 drives the lifting support rod 752 connected in a meshed mode upwards, the support top block 755 approaches the switch blade 6 until the switch blade 6 is pushed against the switch blade 6 and is closely attached to the position below the switch blade 6, the switch blade 6 is supported, and the trouble brought to people due to power supply disconnection caused by gravity falling due to looseness of the switch blade 6 is avoided.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A power transmission device structurally comprises an insulation base box body (1), a display lamp source (2), radiating holes (3), a knife holder (4), a knife pole (5), a knife switch (6) and a falling-preventing device (7), wherein the display lamp source (2) is fixedly arranged on the insulation base box body (1), the radiating holes (3) are fixedly arranged on the surface of the front end of the insulation base box body (1), the knife holder (4) is fixedly connected to the front end of the insulation base box body (1) and is positioned below the radiating holes (3), the knife pole (5) is movably matched with the knife holder (4), the knife switch (6) is connected with the knife pole (5) and is movably matched with the knife pole (5), the knife switch (6) is movably matched with the insulation base box body (1) through the knife holder (4) and the knife pole (5), and the falling-preventing device (7) runs through the lower end of the insulation base box body (1), anti-falling device (7) are located plug-in strip (6) below and with plug-in strip (6) clearance fit, its characterized in that:

be equipped with turning block (71), removal screw rod (72), vertical connecting rod (73), guide rail (74), lift strutting arrangement (75) on anti-falling device (7), turning block (71) meshes with removal screw rod (72) mutually, the one end and the vertical connecting rod (73) of removal screw rod (72) are embedded solid and are connected, vertical connecting rod (73) lower extreme block just with guide rail (74) sliding fit in guide rail (74), lift strutting arrangement (75) are connected on the top of removing screw rod (72).

2. A power transmitting apparatus according to claim 1, characterized in that: be equipped with on lift strutting arrangement (75) and connect groove block (751), lift bracing piece (752), connect pivot (753), rotate jagged wheel (754), support kicking block (755), motor (756), lift bracing piece (752) run through inside connecting groove block (751) and with connecting groove block (751) activity block, rotate jagged wheel (754) connect in the connecting pivot (753) outside and with connect pivot (753) clearance fit, lift bracing piece (752) and rotation jagged wheel (754) meshing are connected and clearance fit, support kicking block (755) embedded solid and connect the top at lift bracing piece (752), support kicking block (755) and connect groove block (751) activity block.

3. A power transmitting apparatus according to claim 2, characterized in that: the connecting groove block (751) is fixedly connected with the movable screw rod (72), and the supporting top block (755) is movably matched with the knife switch (6).

4. A power transmitting apparatus according to claim 1, characterized in that: the lifting support device (75) is in clearance fit connection with the insulating base box body (1) through the movable screw (72).