CN211600615U

CN211600615U - Anti-reverse lamp lifter

Info

Publication number: CN211600615U
Application number: CN202020678385.8U
Authority: CN
Inventors: 刘士斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-09-29
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses an anti-reversion lamp lifter, which belongs to the technical field of lighting corollary equipment, one end of a shell is provided with a connecting groove, the bottom of the connecting groove is fixedly provided with an electric shock male switch, when a pressure switch arranged on the anti-reversion lamp lifter is under the working stress of a steel wire rope, the steel wire rope extrudes the pressure switch to lead a motor to be switched on for working, when the steel wire rope is loosened and is not under the stress, the pressure switch loses the extrusion of the steel wire rope, the pressure switch automatically pops up to cut off the power supply of the motor, after an adsorption seat is sucked by a first limit switch, the first limit switch is automatically powered off, the motor stops working, when a second limit switch is arranged on a winding wheel to discharge the steel wire rope, the steel wire rope touches and pulls the second limit switch to lead the motor to stop working, the motor is prevented from continuously working, the lamp lifter has the function of preventing reversion, so that the lifter is more stable and practical in actual use.

Description

Anti-reverse lamp lifter

Technical Field

The utility model relates to a lighting corollary equipment technical field, more specifically say, relate to a prevent reverse lamps and lanterns lift.

Background

The lamp is an appliance capable of transmitting light, distributing and changing the light distribution of a light source, and comprises all parts except the light source, which are required for fixing and protecting the light source.

Along with the development of society and the progress of science and technology, the function of lamps and lanterns is various, at present, a current lamps and lanterns lift is when using, mostly does not have the function of preventing the reversal, when wire rope put, the unable timely stop work of motor for the wind-up wheel continues the rotation, the wire rope of putting this moment is reverse rolling wire rope under the drive of motor and wind-up wheel, thereby make the lift take place the reversal, great reduction the stability in use and the practicality of lift, for this reason, we have designed a kind of lamp lift of preventing the reversal, solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide an anti-reverse lamp lifter, when a pressure switch arranged on the anti-reverse lamp lifter is stressed during the working of a steel wire rope, the steel wire rope extrudes the pressure switch to enable a motor to be switched on for working, when the steel wire rope is loosened and not stressed, the pressure switch loses the extrusion of the steel wire rope, the pressure switch automatically bounces to switch off the power supply of the motor at the moment, after a first limit switch is arranged and an adsorption seat is sucked, the first limit switch is automatically powered off, the motor stops working, when a second limit switch is arranged and a winding wheel finishes releasing the steel wire rope, the steel wire rope touches and pulls the second limit switch to enable the motor to stop working, the motor is prevented from continuously working to drive the winding wheel to rotate the winding steel wire rope, the steel wire rope is reversely wound, the lamp lifter has the anti-reverse function, and the lifter is more stable, is practical.

In order to solve the above problems, the utility model adopts the following technical proposal.

An anti-reverse lamp lifter comprises a shell, wherein one end of the shell is provided with a connecting groove, the bottom of the connecting groove is fixedly provided with an electric shock male switch, the inner wall of the connecting groove is sleeved with an adsorption seat, one end face of the adsorption seat is provided with an electric shock female switch, the shell is internally connected with a mounting plate through a fixing screw thread, one surface of the mounting plate is fixedly provided with a motor, the motor is fixedly connected with a winding wheel through a shaft rod, a steel wire rope is wound in the winding wheel, the motor is electrically connected with a pressure switch and a second limit switch, one end of the shell is provided with a hoop, the steel wire rope extrudes the pressure switch when the steel wire rope works and is stressed, so that the motor is switched on to open, when the steel wire rope looses and is not stressed, the pressure switch loses the extrusion of the steel wire rope, and then the pressure switch automatically, the first limit switch that sets up is after the absorption seat actuation, first limit switch auto-power-off, and the motor stop work, and the second limit switch that sets up when the wire rope has been put at the rolling wheel, and wire rope touches and stimulates second limit switch and makes the motor stop work, prevents that the motor from continuing work and drives the rolling wheel and rotate rolling wire rope, makes wire rope take place reverse rolling for the lamps and lanterns lift has the function of preventing the reversion, makes the lift more stable in the middle of the in-service use, and is practical.

Furthermore, the bottom fixed mounting of spread groove has first limit switch, first limit switch's one end and the terminal surface contact of adsorbing the seat are connected, and first limit switch who sets up adsorbs the seat actuation back, and first limit switch auto-power-off, motor stop work.

Furthermore, the surface contact of wire rope is connected with the leading wheel, the leading wheel passes through the quarter butt and is connected with the mounting panel rotation, and the leading wheel that sets up has the effect of spacing direction, avoids wire rope and other parts to produce unnecessary wearing and tearing.

Further, the one end of mounting panel is equipped with the lug, the mounting panel passes through bolt fixedly connected with splint, and the splint of setting is convenient for the fixing of mounting panel and casing, can shelter from the wire rope who emits moreover.

Furthermore, the shaft lever is rotatably connected with the mounting plate, and the arranged shaft lever enables the winding wheel to have a free rotation function, so that the steel wire rope can be conveniently wound and unwound.

Compared with the prior art, the utility model has the advantages of:

(1) the pressure switch that this scheme set up is when wire rope work atress, wire rope extrusion pressure switch, make motor switch on power open work, when wire rope loosens not atress, pressure switch loses wire rope's extrusion, pressure switch upsets the disconnection motor power automatically this moment, the first limit switch of setting is after the actuation of adsorption seat, first limit switch auto-power-off, the motor stop work, the second limit switch of setting is when wire rope has been put to the winding wheel, wire rope touches and stimulates second limit switch and makes the motor stop work, prevent that the motor from continuing work and drive the winding wheel and rotate winding wire rope, make wire rope take place reverse rolling, make lamps and lanterns lift have the function of preventing the reversion, make the lift more stable in the middle of the in-service use, and is practical.

(2) The bottom fixed mounting of spread groove has first limit switch, and first limit switch's one end is connected with an end face contact of adsorbing the seat, and first limit switch who sets up adsorbs the seat actuation back, first limit switch auto-power-off, and the motor stop work.

(3) The surface contact of wire rope is connected with the leading wheel, and the leading wheel passes through the quarter butt and is connected with the mounting panel rotation, and the leading wheel that sets up has the effect of spacing direction, avoids wire rope and other parts to produce unnecessary wearing and tearing.

(4) The one end of mounting panel is equipped with the lug, and the mounting panel passes through bolt fixedly connected with splint, and the splint of setting is convenient for the fixed of mounting panel and casing, can shelter from the wire rope who emits moreover.

(5) The shaft lever is rotationally connected with the mounting plate, and the arranged shaft lever enables the winding wheel to have a free rotation function, so that the steel wire rope can be conveniently wound and unwound.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the housing structure of the present invention;

FIG. 3 is a side view of the structure of the adsorption base of the present invention;

FIG. 4 is a bottom view of the mounting structure of the wind-up wheel and the mounting plate of the present invention;

fig. 5 is a side view of the clamp structure of the present invention.

The reference numbers in the figures illustrate:

the device comprises a shell 1, a connecting groove 11, a male electric shock switch 12, a first limit switch 13, an adsorption seat 2, a female electric shock switch 21, a mounting plate 3, a convex block 31, a clamping plate 32, a motor 4, a shaft rod 41, a winding wheel 5, a steel wire rope 51, a guide wheel 52, a pressure switch 6, a second limit switch 7 and a hoop 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an anti-reverse lamp lifter comprises a housing 1, referring to fig. 1-5, one end of the housing 1 is provided with a connecting groove 11, the bottom of the connecting groove 11 is fixedly provided with an electric shock male switch 12, the electric shock male switch 12 and the electric shock female switch 21 are used for connecting a lamp bulb power supply, which belongs to the prior art, the components thereof are standard or commonly used by those skilled in the art, the working principle thereof is well known by those skilled in the art, the inner wall of the connecting groove 11 is sleeved with an adsorption base 2, one end face of the adsorption base 2 is provided with the electric shock female switch 21, the housing 1 is internally connected with a mounting plate 3 through a fixed screw thread, one surface of the mounting plate 3 is fixedly provided with a motor 4, the motor 4 is a small motor with forward and reverse rotation, which belongs to the prior art, the motor 4 is used for driving a winding wheel 5 to rotate clockwise to discharge a steel, the device belongs to the prior art, a motor 4 is fixedly connected with a winding wheel 5 through a shaft lever 41, a steel wire rope 51 is wound in the winding wheel 5, the motor 4 is electrically connected with a pressure switch 6 and a second limit switch 7, the pressure switch 6 and the second limit switch 7 are used for controlling the power-on and power-off of the motor 4, one end of a shell 1 is provided with a hoop 8, the hoop 8 is fixed on the shell 1 through a rotating shaft, the other end of the rotating shaft is fixed with a miniature rotating motor, the device can drive the hoop 8 to rotate clockwise and anticlockwise by one hundred eighty degrees, the hoop 8 is used for fixing a hanging ring arranged at one end of the shell 1, the rotating shaft drives the hoop 8 to rotate clockwise to be clamped on the surface of a hanging ring rod when a lifter stops working, the steel wire rope 51 is prevented from loosening, the device has a limiting effect, and when the lifter works, the rotating, at the moment, the lifting ring can freely move up and down, and the use safety of the lifter is improved.

Referring to fig. 2 and 3, a first limit switch 13 is fixedly mounted at the bottom of the connecting groove 11, one end of the first limit switch 13 is in contact connection with one end surface of the adsorption seat 2, after the first limit switch 13 is attracted by the adsorption seat 2, the first limit switch 13 is automatically powered off, the motor 4 stops working, a guide wheel 52 is connected to the surface of the steel wire rope 51 in a contact manner, the guide wheel 52 is rotatably connected with the mounting plate 3 through a short rod, and the guide wheel 52 has a limiting and guiding function, so that unnecessary abrasion of the steel wire rope 51 and other components is avoided.

Referring to fig. 1 and 2, a projection 31 is disposed at one end of the mounting plate 3, the mounting plate 3 is fixedly connected with a clamping plate 32 through a bolt, the clamping plate 32 is convenient for fixing the mounting plate 3 to the housing 1, the released steel wire rope 51 can be shielded, the shaft rod 41 is rotatably connected with the mounting plate 3, and the shaft rod 41 enables the winding wheel 5 to have a free rotation function, so that the steel wire rope 51 can be wound and unwound conveniently.

When the lamp lifter preventing reverse rotation is used, when the steel wire rope 51 works and bears a force, the steel wire rope 51 extrudes the pressure switch 6 by the arranged pressure switch 6, so that the motor 4 is switched on and is opened to work, when the steel wire rope 51 is loosened and does not bear the force, the pressure switch 6 loses the extrusion of the steel wire rope 51, the pressure switch 6 automatically bounces to disconnect the power supply of the motor 4 at the moment, the motor 4 stops working, after the arranged first limit switch 13 is sucked by the adsorption seat 2, the first limit switch 13 is extruded to automatically cut off the power, so that the motor 4 stops working, and when the steel wire rope 51 is completely discharged by the winding wheel 5 by the arranged second limit switch 7, the steel wire rope 51 touches and pulls the second limit switch 7 to stop the motor 4, so that the motor 4 is prevented from continuously working to drive the winding wheel 5 to rotate the steel wire rope 51, the steel wire rope 51 is reversely wound, in conclusion, the pressure switch 6, the first limit switch 13 and the second limit switch 7 are arranged, so that the use safety of the elevator is greatly improved, and the elevator is more stable and practical in the middle of practical use.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. An anti-reverse light elevator, includes casing (1), its characterized in that: the one end of casing (1) is equipped with spread groove (11), the bottom fixed mounting of spread groove (11) has electric shock public switch (12), the inner wall of spread groove (11) has cup jointed and has adsorbed seat (2), an end face that adsorbs seat (2) is provided with electric shock female switch (21), there is mounting panel (3) through clamping screw threaded connection in casing (1), a fixed surface of mounting panel (3) installs motor (4), motor (4) are through axostylus axostyle (41) fixedly connected with wind-up wheel (5), the winding has wire rope (51) in wind-up wheel (5), motor (4) electric connection has pressure switch (6) and second limit switch (7), the one end of casing (1) is equipped with clamp (8).

2. An anti-reverse luminaire elevator according to claim 1, characterized in that: the bottom fixed mounting of spread groove (11) has first limit switch (13), the one end of first limit switch (13) is connected with the terminal surface contact of adsorbing seat (2).

3. An anti-reverse luminaire elevator according to claim 1, characterized in that: the surface contact of wire rope (51) is connected with leading wheel (52), leading wheel (52) are connected with mounting panel (3) rotation through the quarter butt.

4. An anti-reverse luminaire elevator according to claim 1, characterized in that: the one end of mounting panel (3) is equipped with lug (31), mounting panel (3) are through bolt fixedly connected with splint (32).

5. An anti-reverse luminaire elevator according to claim 1, characterized in that: the shaft lever (41) is rotatably connected with the mounting plate (3).