CN112160662A

CN112160662A - Mechanism for reducing furniture door opening and closing friction by utilizing electromagnetic principle

Info

Publication number: CN112160662A
Application number: CN202011033176.9A
Authority: CN
Inventors: 罗金华
Original assignee: Guangzhou Aigu Trading Co ltd
Current assignee: Guangzhou Aigu Trading Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-01-01

Abstract

The invention relates to the technical field of furniture and discloses a mechanism for reducing furniture door opening and closing friction by utilizing an electromagnetic principle. This utilize electromagnetism principle to reduce furniture switch door friction mechanism, when opening and shutting furniture door, make the guide pulley not contact with the bottom, avoid because the guide pulley that the foreign matter that drops appears in the spout rubs the great or can't make the gliding condition of guide pulley with the bottom, noise when having reduced the switch door to a certain extent, guide pulley and spout lateral wall contact simultaneously, the side friction of door and spout that has significantly reduced has improved the practicality of furniture, further extension the life of furniture.

Description

Mechanism for reducing furniture door opening and closing friction by utilizing electromagnetic principle

Technical Field

The invention relates to the technical field of furniture, in particular to a mechanism for reducing furniture door opening and closing friction by utilizing an electromagnetic principle.

Background

Furniture is a large category of appliance and facilities essential for human beings to maintain normal life, engage in production practice and develop social activities. Furniture is continuously developed and innovated following the foot steps of the times, and is an important foundation for establishing working and living spaces, wherein the furniture is various in door types, different in materials, complete in variety and different in purposes at present. And current furniture is mostly through the guide pulley that sets up the perpendicular to base, the manual work is opened and shut the door, but there is the space between guide pulley and the groove under the normal conditions, in case there is little article to fall into and may cause the guide pulley to slide hard, serious probably leads to unable completion switch door, there may be the friction between door and the groove at the in-process of opening and shutting the door simultaneously, long-time opening and shutting the door can be serious to the wearing and tearing of guide pulley and groove and door, the life of furniture has been reduced greatly, therefore we propose one kind and utilize the electromagnetism principle to reduce furniture switch door friction mechanism and solve above problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a mechanism for reducing the friction of opening and closing a door of furniture by utilizing an electromagnetic principle, which has the advantages of reducing the side friction of the door and a groove, avoiding the condition that the door cannot be opened and closed and prolonging the service life of the furniture, and solves the problems that the side friction of the door and the groove is large, the door cannot be opened and closed possibly exists and the service life of the furniture is shortened.

(II) technical scheme

In order to achieve the purposes of reducing the side friction of the door and the groove, avoiding the condition that the door cannot be opened and closed and prolonging the service life of furniture, the invention provides the following technical scheme: a mechanism for reducing the friction of a furniture door opening and closing by utilizing an electromagnetic principle comprises a sliding chute, wherein an electromagnet is fixedly arranged inside the sliding chute, a guide wheel is connected inside the sliding chute in a sliding manner, a mounting base is fixedly arranged on the front side of the guide wheel, a transmission mechanism is meshed with the outer side of the mounting base, a door body is fixedly arranged at the top end of the mounting base, and a cushion block is fixedly arranged inside the sliding chute;

the transmission mechanism comprises a gear shell, a fixed rod is fixedly arranged inside the gear shell, a coil is fixedly arranged inside the gear shell, a ball is slidably connected to the inner side of the gear shell, a fixed disk is slidably connected to one side, away from the gear shell, of the ball, an cover plate is fixedly arranged on the front side of the fixed disk, a fixing screw is fixedly arranged on the front side of the cover plate, and a conductor is fixedly arranged on the front side of the fixed disk.

Preferably, the sliding grooves are three in number, and the sliding groove in the middle and the sliding grooves on the two sides share the same plate surface.

Preferably, electro-magnet, guide pulley, installation base all set up two and the specification is the same, lie in the spout of both sides respectively, and wherein the electro-magnet circular telegram shows the N utmost point, and the guide pulley is located between electro-magnet and the installation base, and is disconnected with the electro-magnet, with installation base fixed connection, shows the N utmost point for magnetic material and magnetic pole, and one side that the installation base is close to drive mechanism is provided with the tooth and with drive mechanism looks adaptation.

Preferably, the two door bodies are arranged and have the same specification and are positioned at the top of the mounting base.

Preferably, the gear housing is circular, and the outside is provided with the tooth and with the tooth looks adaptation of installation base outside.

Preferably, the fixing rods are not less than ten and divided into two groups which are respectively positioned in the gear shell and on the front surface of the fixing disc.

Preferably, the coil is located inside the gear housing and electrically connected to the electromagnet.

Preferably, the conductor is provided with not less than five and the specification is the same altogether, is located the inboard of coil, with fixed disk fixed connection.

(III) advantageous effects

Compared with the prior art, the invention provides a mechanism for reducing furniture door opening and closing friction by utilizing an electromagnetic principle, which has the following beneficial effects:

this utilize electromagnetism principle to reduce furniture switch door friction mechanism, when opening and closing furniture door, under the combined action of magnetism guide pulley and electro-magnet, make the guide pulley not contact with the bottom, avoid because the guide pulley that the foreign matter that drops appears in the spout rubs the great or can't make the gliding condition of guide pulley with the bottom, noise when opening and closing the door has been reduced to a certain extent, guide pulley and spout lateral wall contact simultaneously, the side friction of door and spout has significantly reduced, the practicality of furniture has been improved, further life of furniture has been prolonged, compare with current technique, the reliability is higher.

Drawings

FIG. 1 is a top view of the various structural connections of the present invention;

FIG. 2 is a left side view of the various structural connections of the present invention;

FIG. 3 is a schematic diagram of the movement traces of the structures of FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the transmission mechanism of the present invention.

In the figure: 1. a chute; 2. an electromagnet; 3. a guide wheel; 4. installing a base; 5. a transmission mechanism; 6. a door body; 7. cushion blocks; 51. a gear housing; 52. fixing the rod; 53. a coil; 54. a ball bearing; 55. fixing the disc; 56. a cover plate; 57. a set screw; 58. a conductor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a mechanism for reducing the friction of opening and closing a door of furniture by using the electromagnetic principle comprises three sliding chutes 1, wherein the sliding chutes 1 are arranged on the same plane, the sliding chute 1 at the middle position and the sliding chutes 1 at the two sides share the same plane, an electromagnet 2 is fixedly arranged in the sliding chute 1, a guide wheel 3 is slidably connected in the sliding chute 1, a mounting base 4 is fixedly arranged on the front surface of the guide wheel 3, the electromagnet 2, the guide wheel 3 and the mounting base 4 are respectively arranged in the sliding chutes 1 at the two sides and have the same specification, wherein the electromagnet 2 is electrified to display an N pole, the guide wheel 3 is arranged between the electromagnet 2 and the mounting base 4, is not connected with the electromagnet 2 and is fixedly connected with the mounting base 4, is made of a magnetic material and has a magnetic pole displaying the N pole, one side of the mounting base 4 close to a transmission mechanism 5 is provided with teeth and is matched, the guide wheel 3 is mutually exclusive with the guide wheel 3 with magnetism, the phenomenon that the guide wheel 3 has large friction with the bottom or cannot move due to foreign matters falling in the chute 1 is avoided, when the furniture door is opened or closed, the guide wheel 3 is not contacted with the bottom under the combined action of the magnetic guide wheel 3 and the electromagnet 2, the condition that the guide wheel 3 has large friction with the bottom or cannot slide the guide wheel 3 due to the foreign matters falling in the chute 1 is avoided, the noise when the door is opened or closed is reduced to a certain extent, meanwhile, the guide wheel 3 is contacted with the side wall of the chute 1, the side friction between the door and the chute 1 is greatly reduced, the practicability of the furniture is improved, the service life of the furniture is further prolonged, and compared with the prior art, the reliability is higher; the outer side of the mounting base 4 is meshed with a transmission mechanism 5, so that one door can be moved when being opened and closed, the other door is driven by the transmission mechanism 5 to synchronously open and close the door, two door bodies 6 with the same specification are fixedly arranged at the top end of the mounting base 4, the two door bodies 6 are positioned at the top of the mounting base 4, and a cushion block 7 is fixedly arranged inside the sliding chute 1;

the transmission mechanism 5 comprises a gear shell 51, the gear shell 51 is annular, the gear shell 51 is externally provided with teeth and is matched with the teeth on the outer side of the mounting base 4, fixing rods 52 are fixedly mounted inside the gear shell 51, the fixing rods 52 are divided into two groups and are respectively positioned in the gear shell 51 and on the front surface of a fixing disc 55, so that the position of a coil 53 can be fixed, the coil 53 is prevented from deviating, and the optimal effect of the coil 53 cannot be achieved, the coil 53 is fixedly mounted inside the gear shell 51, the coil 53 is positioned inside the gear shell 51 and is electrically connected with the electromagnet 2, the electromagnet 2 shows magnetism through induced current generated by rotation of the coil 53, and therefore mutual repulsion and separation between the electromagnet 2 and a guide wheel 3 are achieved, a ball 54 is slidably connected to the inner side of the gear shell 51, relative rotation between the gear shell 51 and the fixing disc 55 is achieved, and a fixing disc, the front surface of the fixed disc 55 is fixedly provided with a cover plate 56, the front surface of the cover plate 56 is fixedly provided with a fixing screw 57, the front surface of the fixed disc 55 is fixedly provided with a conductor 58, the conductor 58 is provided with at least five conductors with the same specification, is positioned on the inner side of the coil 53 and is fixedly connected with the fixed disc 55, and the coil 53 rotates on the outer side of the conductor 58 to enable the coil 53 to generate induced current.

When the furniture door needs to be opened, the door body 6 is pushed, the bottom of the door body 6 is fixedly connected with the mounting base 4, namely, the door body 6 moves to drive the mounting base 4 to move, and one side of the mounting base 4, which is close to the transmission mechanism 5, is provided with teeth and is meshed with the teeth on the outer side of the gear shell 51, namely, the mounting base 4 moves to drive the gear shell 51 to rotate; because the fixed disk 55 is fixedly connected with the cushion block 7, the gear shell 51 is movably connected with the ball 54, and one side of the ball 54 far away from the gear shell 51 is movably connected with the fixed disk 55, the relative rotation between the gear shell 51 and the fixed disk 55 is realized, the coil 53 is fixedly arranged in the gear shell 51, the conductor 58 is fixedly arranged on the front surface of the fixed disk 55, and the conductor 58 is positioned on the inner side of the coil 53, so that the gear shell 51 drives the coil 53 to rotate relatively on the outer side of the conductor 58, the coil 53 performs cutting magnetic induction line movement, and the coil 53 generates induced current; because the coil 53 is electrically connected with the electromagnet 2, namely the electromagnet 2 is electrified to generate induction current, the electromagnet 2 displays an N pole at the moment, and the guide wheel 3 is made of magnetic material with a magnetic pole displaying the N pole, repulsive force is generated between the electromagnet 2 and the guide wheel 3, the guide wheel 3 moves upwards and is not contacted with the base of the sliding chute 1, and the guide wheel 3 is contacted with the side wall of the sliding chute 1, so that friction between the sliding chute 1 and the door is reduced, friction during door opening and closing is reduced, and the principle of closing the furniture door is basically the same as the principle.

To sum up, this utilize electromagnetism principle to reduce furniture switch door friction mechanism, when opening and close furniture door, under the combined action of magnetism guide pulley 3 and electro-magnet 2, make guide pulley 3 not contact with the bottom, avoid because guide pulley 3 that the foreign matter that drops appears in spout 1 rubs with the bottom great or can't make the condition that guide pulley 3 slided, noise when opening and close the door has been reduced to a certain extent, guide pulley 3 contacts with spout 1 lateral wall simultaneously, the side friction of door with spout 1 has significantly reduced, the practicality of furniture has been improved, further the life of furniture has been prolonged, compare with prior art, the reliability is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an utilize electromagnetism principle to reduce furniture switch door friction mechanism, includes spout (1), its characterized in that: an electromagnet (2) is fixedly installed inside the sliding chute (1), a guide wheel (3) is connected inside the sliding chute (1) in a sliding mode, an installation base (4) is fixedly installed on the front face of the guide wheel (3), a transmission mechanism (5) is meshed with the outer side of the installation base (4), a door body (6) is fixedly installed at the top end of the installation base (4), and a cushion block (7) is fixedly installed inside the sliding chute (1);

drive mechanism (5) include gear housing (51), the inside fixed mounting of gear housing (51) has dead lever (52), the inside fixed mounting of gear housing (51) has coil (53), the inboard sliding connection of gear housing (51) has ball (54), one side sliding connection that gear housing (51) was kept away from in ball (54) has fixed disk (55), the positive fixed mounting of fixed disk (55) has apron (56), the positive fixed mounting of apron (56) has set screw (57), the positive fixed mounting of fixed disk (55) has conductor (58).

2. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the sliding grooves (1) are three in number, and the sliding grooves (1) in the middle and the sliding grooves (1) on the two sides share the same plate surface.

3. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: electromagnet (2), guide pulley (3), installation base (4) all set up two and the specification is the same, lie in spout (1) of both sides respectively, wherein electromagnet (2) circular telegram shows the N utmost point, and guide pulley (3) lie in between electromagnet (2) and installation base (4), do not throw out of gear with electromagnet (2), with installation base (4) fixed connection, show the N utmost point for magnetic material and magnetic pole, one side that installation base (4) are close to drive mechanism (5) is provided with the tooth and with drive mechanism (5) looks adaptation.

4. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the two door bodies (6) are arranged and have the same specification and are positioned at the top of the mounting base (4).

5. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the gear shell (51) is annular, and the outside is provided with teeth and is matched with the teeth on the outer side of the mounting base (4).

6. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the number of the fixing rods (52) is not less than ten, and the fixing rods are divided into two groups which are respectively positioned in the gear shell (51) and on the front surface of the fixing disc (55).

7. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the coil (53) is positioned in the gear shell (51) and is electrically connected with the electromagnet (2).

8. The mechanism for reducing friction of furniture door opening and closing by electromagnetic principle as claimed in claim 1, wherein: the conductors (58) are provided with at least five conductors with the same specification, are positioned on the inner side of the coil (53) and are fixedly connected with the fixed disc (55).