CN219387643U - Anti-sagging furniture door and cabinet - Google Patents

Abstract

The utility model relates to the technical field of furniture, in particular to a sagging-proof furniture door and a cabinet body, wherein one side of a door plate is hinged with a door frame, the bottom of the other side is provided with a first magnetic part, the top of the other side is provided with a second magnetic part, the bottom of the inner side of the door frame is provided with a first electromagnetic component, the top of the inner side is provided with a second electromagnetic component, the bottom of the first electromagnetic component is provided with a force measuring component, gaps are respectively arranged between the first magnetic part and the first electromagnetic component and between the second magnetic part and the second electromagnetic component, the force measuring component is used for detecting the counterforce generated when the door plate sags, the first electromagnetic component and the second electromagnetic component are controlled to generate corresponding magnetic force according to the magnitude of the counterforce, the repulsive force is generated on the first magnetic part of the door plate and the attractive force is generated on the second magnetic part through the magnetic force, the door plate is prevented from sagging or falling, the structural stability is improved, the acting force of the door plate on a hinging point is shared, and the service life is long and the attractive degree is high.

Description

Anti-sagging furniture door and cabinet

Technical Field

The utility model relates to the technical field of furniture, in particular to a sagging-proof furniture door and a cabinet body.

Background

The current big door plant of furniture is popular, and big door plant receives self gravity influence, uses after a period, can appear sagging phenomenon in door plant keep away from door hinge or hinge one side, appears dropping the phenomenon even, for solving above problem, generally adopts the quantity that increases door hinge or hinge, perhaps installs the bracing piece, but has following shortcoming: 1. the door cannot be radically prevented from sagging and falling, because after the door is used for a period of time, screws of the door hinge, the hinge or the support rod can be loosened, the door plate, the hinge or the support rod can be deformed, and the service life is short; 2. door hinges, hinges and support bars affect the aesthetics of the product.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the sagging-preventing furniture door and the cabinet body which are stable in structure, long in service life and high in attractive degree.

The technical scheme adopted by the utility model is as follows:

the utility model provides a prevent sagging furniture door, includes door frame and door plant, and one side of door plant is articulated with the door frame, and the bottom of opposite side is equipped with first magnetic part, and the top of its opposite side is equipped with the second magnetic part, and the inboard bottom of door frame is equipped with the first electromagnetic component that corresponds the setting with first magnetic part, and its inboard top is equipped with the second electromagnetic component that corresponds the setting with the second magnetic part, and the bottom of first electromagnetic component is equipped with the dynamometry subassembly, all is equipped with the clearance between first magnetic part and the first electromagnetic component and between second magnetic part and the second electromagnetic component.

Preferably, the door plate is symmetrically provided with first bolt holes, magnetic metal bolts are connected in the first bolt holes in a sliding manner, second bolt holes corresponding to the first bolt holes are formed in the door frame, permanent magnets are arranged on one sides, away from the second bolt holes, of the first bolt holes, third electromagnetic assemblies are arranged on one sides, away from the first bolt holes, of the second bolt holes, and one ends of the magnetic metal bolts are movably inserted into the second bolt holes.

Preferably, the door plate is provided with a first mounting groove, a second mounting groove and a third mounting groove, the door frame is provided with a fourth mounting groove, the first magnetic piece is arranged in the first mounting groove, the second magnetic piece is arranged in the second mounting groove, the permanent magnet is arranged in the third mounting groove, and the third electromagnetic assembly is arranged in the fourth mounting groove.

Preferably, the first bolt hole is vertically communicated with the third mounting groove in a T shape, and the second bolt hole is vertically communicated with the fourth mounting groove in a T shape.

Preferably, the middle part of the first magnetic part is penetrated and provided with a first screw, the middle part of the second magnetic part is penetrated and provided with a second screw, and the first screw and the second screw are connected with the door plate through threads.

Preferably, the device further comprises a controller, and the first electromagnetic assembly, the second electromagnetic assembly and the third electromagnetic assembly are all connected with the controller through wires.

Preferably, the door frame is provided with a first clamping groove and a second clamping groove, a first shell is embedded in the first clamping groove, the force measuring assembly and the first electromagnetic assembly are arranged in the first shell, the upper side and the lower side of the force measuring assembly are respectively connected with the first electromagnetic assembly and the first shell, the bottom of the first shell is connected with a first mounting piece, the second clamping groove is embedded with a second shell, the second electromagnetic assembly is arranged in the second shell, the top of the second shell is connected with a second mounting piece, and the first mounting piece and the second mounting piece are respectively connected with the door frame through screws.

The utility model also provides a cabinet body, which comprises the back plate and the sagging-preventing furniture door, wherein the back plate is integrally connected to one side of the door frame, which is far away from the door plate, and a containing space is formed between the back plate and the door plate through the door frame.

Preferably, the inside of the door frame and the inside of the backboard are provided with wiring through grooves.

Preferably, the bottom of the door frame is connected with a base, and the controller is fixed on the lower side of the door frame and is arranged in the base.

The utility model has the beneficial effects that:

this prevent furniture door and cabinet body that sags produces the reaction force when detecting the door plant sagging through the dynamometry subassembly to according to the size control first electromagnetic component of reaction force and second electromagnetic component produce corresponding magnetic force, produce repulsive force and produce the suction force to the second magnetic part through the first magnetic part of magnetic force to the door plant, prevent door plant sagging or drop, improve the structural stability, share the effort that the door plant acted on the pin joint, long service life and pleasing to the eye degree is high.

Drawings

Fig. 1 is a schematic structural view of a sagging-resistant furniture door.

Fig. 2 is a sectional view of the first electromagnetic assembly and the force measuring assembly.

Fig. 3 is an exploded view of the internal structure of the door panel.

Fig. 4 is an exploded view of the internal structure of the door frame.

FIG. 5 is a force diagram of providing attractive force to a door panel.

Fig. 6 is a force diagram showing a repulsive force to the door panel.

Fig. 7 is a schematic diagram of a self-locking state.

Fig. 8 is a schematic diagram of the self-locking released state.

Fig. 9 is a cross-sectional view of the cabinet.

Fig. 10 is a schematic diagram of the connection of the controller to the wires.

Fig. 11 is a schematic diagram of the connection of the cabinet to the base.

In the figure: 1. a door frame; 2. a door panel; 3. a first magnetic member; 4. a second magnetic member; 5. a first electromagnetic assembly; 6. a second electromagnetic assembly; 7. a force measuring assembly; 8. a gap; 9. a first pin hole; 10. a magnetic metal latch; 11. a second pin hole; 12. a permanent magnet; 13. a third electromagnetic assembly; 14. a first mounting groove; 15. a second mounting groove; 16. a third mounting groove; 17. a fourth mounting groove; 18. a first screw; 19. a second screw; 20. a controller; 21. a first clamping groove; 22. a second clamping groove; 23. a first housing; 24. a first mounting tab; 25. a second housing; 26. a second mounting plate; 27. a back plate; 28. a base; 29. the wiring is communicated with the groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a prevent sagging furniture door, including door frame 1 and door plant 2, one side of door plant 2 is articulated with door frame 1, the bottom of opposite side is equipped with first magnetic part 3, and the top of its opposite side is equipped with second magnetic part 4, the inboard bottom of door frame 1 is equipped with first electromagnetic component 5 that corresponds the setting with first magnetic part 3, and its inboard top is equipped with the second electromagnetic component 6 that corresponds the setting with second magnetic part 4, the bottom of first electromagnetic component 5 is equipped with force measuring subassembly 7, all be equipped with clearance 8 between first magnetic part 3 and the first electromagnetic component 5 and between second magnetic part 4 and the second electromagnetic component 6;

referring to fig. 5-6, the first electromagnetic component 5 and the second electromagnetic component 6 generate different forces on the door panel 2 according to the numerical variation of the pressure sensor, so that the gap 8 meets the design standard, the forces of the door panel 2 acting on the hinge point are shared, the deformation probability of the door hinge, the hinge or the support rod is reduced, the door panel 2 is prevented from sagging, and the first electromagnetic component 5 and the second electromagnetic component 6 are prevented from generating excessive or excessively low forces on the door panel 2, so that negative effects on the door panel, for example, excessively low forces cannot play a sagging prevention role, and excessively high forces can cause the screws of the door hinge to reversely stress and loosen, or cause the door hinge to deform upwards.

Referring to fig. 7-8, in order to improve the safety, in this embodiment, preferably, the door panel 2 is symmetrically provided with first bolt holes 9 on both sides, a magnetic metal bolt 10 is slidably connected in the first bolt holes 9, a second bolt hole 11 corresponding to the first bolt holes 9 is provided on the door frame 1, a permanent magnet 12 is provided on one side of the first bolt holes 9 away from the second bolt hole 11, a third electromagnetic component 13 is provided on one side of the second bolt hole 11 away from the first bolt hole 9, and one end of the magnetic metal bolt 10 is movably inserted into the second bolt hole 11;

the force measuring component 7 is a pressure sensor, and aims to start a self-locking function when the pressure sensor detects that the acting force of the door plate 2 is larger than a set value, namely, the door plate 2 is close to falling, the controller 20 controls the third electromagnetic component 13 to be electrified to generate magnetic force, the generated magnetic force is larger than the magnetic force of the permanent magnet 12, one end of the magnetic metal bolt 10 is attracted and inserted into the second bolt hole 11 through the magnetic force generated by the third electromagnetic component 13, the effect of self-locking of the door plate 2 is achieved, the risk of falling of a furniture door is fundamentally avoided, the safety is improved, the controller 20 controls the third electromagnetic component 13 to lose the magnetic force after being powered off, and the permanent magnet 12 attracts the magnetic metal bolt 10 to be fully retracted into the first bolt hole 9, so that the effect of automatic reset is achieved.

Referring to fig. 3, in order to facilitate improving the installation stability, in this embodiment, preferably, the door panel 2 is provided with a first installation groove 14, a second installation groove 15 and a third installation groove 16, the door frame 1 is provided with a fourth installation groove 17, the first magnetic element 3 is disposed in the first installation groove 14, the second magnetic element 4 is disposed in the second installation groove 15, the permanent magnet 12 is disposed in the third installation groove 16, and the third electromagnetic assembly 13 is disposed in the fourth installation groove 17, so as to improve the installation stability of the first magnetic element 3, the second magnetic element 4, the permanent magnet 12 and the third electromagnetic assembly 13 and improve the concealment, thereby improving the aesthetic degree.

In order to facilitate improvement of structural reliability, in this embodiment, preferably, the first bolt hole 9 is vertically communicated with the third mounting groove 16 in a "T" shape, the second bolt hole 11 is vertically communicated with the fourth mounting groove 17 in a "T" shape, so that the permanent magnet 12 is firmly mounted in the third mounting groove 16, the third electromagnetic component 13 is firmly mounted in the fourth mounting groove 17, displacement of the permanent magnet 12 in the direction of the first bolt hole 9 is prevented, displacement of the third electromagnetic component 13 in the direction of the second bolt hole 11 is prevented, and the magnetic metal bolt 10 is reliably moved in the first bolt hole 9 and the second bolt hole 11, thereby improving reliability of moving self-locking and resetting of the magnetic metal bolt 10.

In order to further improve the installation stability, in this embodiment, preferably, the middle part of the first magnetic member 3 is penetrated and provided with a first screw 18, the middle part of the second magnetic member 4 is penetrated and provided with a second screw 19, and the first screw 18 and the second screw 19 are both in threaded connection with the door panel 2, so that the first magnetic member 3 and the second magnetic member 4 are respectively fixed on the door panel 2 through the first screw 18 and the second screw 19, and the installation stability is improved.

In order to facilitate the on-off control of the first electromagnetic assembly 5, the second electromagnetic assembly 6 and the third electromagnetic assembly 13, in this embodiment, the device preferably further comprises a controller 20, wherein the first electromagnetic assembly 5, the second electromagnetic assembly 6 and the third electromagnetic assembly 13 are all connected with the controller 20 through wires, so as to respectively control the on-off of the first electromagnetic assembly 5, the second electromagnetic assembly 6 and the third electromagnetic assembly 13 through the controller 20, and control the magnitude of the current of the on, and further control the magnitude of the generated magnetic force.

Referring to fig. 4, in order to facilitate improving the installation stability, in this embodiment, preferably, the door frame 1 is provided with a first clamping groove 21 and a second clamping groove 22, the first clamping groove 21 is embedded with a first housing 23, the force measuring assembly 7 and the first electromagnetic assembly 5 are both disposed in the first housing 23, the upper and lower sides of the force measuring assembly 7 are respectively connected with the first electromagnetic assembly 5 and the first housing 23, the bottom of the first housing 23 is connected with a first mounting plate 24, the second clamping groove 22 is embedded with a second housing 25, the second electromagnetic assembly 6 is disposed in the second housing 25, the top of the second housing 25 is connected with a second mounting plate 26, and the first mounting plate 24 and the second mounting plate 26 are respectively connected with the door frame 1 through screws, so as to improve the installation and disassembly convenience of the force measuring assembly 7, the first electromagnetic assembly 5 and the second electromagnetic assembly 6, improve the installation stability and the concealment of the force measuring assembly 7, the first electromagnetic assembly 5 and the second electromagnetic assembly 6, and further improve the aesthetic degree.

In order to inform the user of the information that the door panel 2 is in the state of approaching and falling off conveniently, in this embodiment, preferably, a warning lamp electrically connected to the controller 20 is provided on the door frame 1, so as to send a warning signal to the user through light, so that the user can know that the door panel 2 is in the state of approaching and falling off currently.

In order to inform the user of the information that the door panel 2 is in the state of approaching and falling off conveniently, in this embodiment, preferably, an acoustic alarm electrically connected to the controller 20 is provided on the door frame 1, so as to send an alarm signal to the user through sound, so that the user can know that the door panel 2 is in the state of approaching and falling off currently.

Referring to fig. 9-10, the present utility model further provides a cabinet body, which includes a back plate 27, and further includes any one of the above anti-sagging furniture doors, wherein the back plate 27 is integrally connected to a side of the door frame 1 away from the door panel 2, and a receiving space is defined between the back plate 27 and the door panel 2 through the door frame 1.

In order to improve the concealment of the electric wire arrangement, in this embodiment, it is preferable that the inside of the door frame 1 and the inside of the back plate 27 are both provided with the wiring through groove 29, so that the electric wire is arranged in the wiring through groove 29, and the aesthetic degree is further improved.

Referring to fig. 11, in order to facilitate improvement of the installation concealment of the controller 20, in this embodiment, preferably, the bottom of the door frame 1 is connected with a base 28, the controller 20 is fixed on the lower side of the door frame 1 and is disposed in the base 28, so that the controller 20 is disposed in the base 28, and the controller 20 is concealed by the base 28, thereby improving the aesthetic appearance.

The working principle and the using flow of the utility model are as follows:

the furniture door is in a closed state in most of time, and can be opened briefly only when the inside articles are needed to be taken, so when the door plate 2 is in the closed state, the principle that like magnetic poles repel and opposite magnetic poles attract is adopted, a second magnetic piece 4 is arranged at the top of one side of the door plate 2 far away from a hinge point, a first magnetic piece 3 is arranged at the bottom of one side of the door plate 2 far away from the hinge point, a first electromagnetic component 5 is arranged at the bottom of the inner side of the door frame 1, a second electromagnetic component 6 is arranged at the top of the inner side of the door frame 1, magnetic force generated after the first electromagnetic component 5 is electrified is repulsive to like the first magnetic piece 3, and meanwhile, the magnetic force generated after the second electromagnetic component 6 is electrified is opposite to the second magnetic piece 4;

because the furniture door can be set into door panels 2 with different sizes, different structures or different materials, the repulsive force and attractive force provided for different door panels 2 are different, and the deformation degree of a hinge point is changed along with the longer the door panels 2 are used, the gravity center of the door panels 2 is changed, the repulsive force and attractive force provided for the door panels 2 are also required to be changed along with the change, so that the stress balance can be maintained, and at the moment, the current provided for the first electromagnetic assembly 5 and the second electromagnetic assembly 6 is required to be changed, and the magnetic force of the second electromagnetic assembly 6 for generating opposite attraction and the magnetic force of the first electromagnetic assembly 5 for generating like repulsion are also required to be changed;

specifically, the force measuring component 7 is a pressure sensor, the pressure sensor is used for detecting the reaction force generated when the door panel 2 sags, when one side of the door panel 2 far away from the hinge point sags, the pressure sensor feeds back the detected reaction force data to a processor in the controller 20, and the processor sends corresponding instructions to the first electromagnetic component 5 and the second electromagnetic component 6 according to the value of the pressure, so that the first electromagnetic component 5 and the second electromagnetic component 6 are controlled to be electrified to generate magnetic force with corresponding magnitudes;

referring to fig. 5-6, the first magnetic element 3 and the first electromagnetic component 5 on the lower side of the door panel 2 are in the same polarity relationship, the second magnetic element 4 and the second electromagnetic component 6 on the upper side of the door panel 2 are in the opposite polarity relationship, after the first electromagnetic component 5 and the second electromagnetic component 6 are electrified to generate magnetic force with corresponding magnitudes, the second magnetic element 4 acts an upward acting force on the door panel 2, the first magnetic element 3 acts an upward acting force on the door panel 2, and then respectively generates upward attractive force and upward repulsive force on the upper side and the lower side of the door panel 2, so that the door panel is prevented from sagging or falling, the stress balance of the door panel 2 is kept through the magnetic force, a door hinge or a supporting rod is not required to be added, and the attractive degree of a product is kept;

referring to fig. 7, when the pressure sensor detects that the acting force of the door panel 2 is greater than a set value, that is, when the door panel 2 is close to falling, a warning signal is sent out and a self-locking function is started at the same time, the controller 20 controls the third electromagnetic assembly 13 to be electrified to generate magnetic force, the generated magnetic force is greater than that of the permanent magnet 12, one end of the magnetic metal plug 10 is attracted and inserted into the second plug hole 11 through the magnetic force generated by the third electromagnetic assembly 13, so that the effect of self-locking the door panel 2 is achieved, the risk of falling of the furniture door is fundamentally avoided, accidents are prevented, the safety is improved, the warning signal can be sound or light, a user is informed through the sound warning device, the user is informed through the light emitted by the warning lamp, and the user can also be informed through light and sound at the same time;

referring to fig. 8, the controller 20 can control the third electromagnetic assembly 13 to be powered off, so that the third electromagnetic assembly loses magnetic force, and then the permanent magnet 12 attracts the magnetic metal pins 10 to retract into the first pin holes 9, thereby realizing the effect of automatic resetting of the magnetic metal pins 10, and closing the warning signal.

Finally, it should be noted that: the foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a prevent sagging furniture door, includes door frame (1) and door plant (2), its characterized in that: one side of door plant (2) is articulated with door frame (1), and the bottom of opposite side is equipped with first magnetic part (3), and the top of its opposite side is equipped with second magnetic part (4), the inboard bottom of door frame (1) is equipped with first electromagnetic component (5) that correspond setting with first magnetic part (3), and its inboard top is equipped with second electromagnetic component (6) that correspond setting with second magnetic part (4), the bottom of first electromagnetic component (5) is equipped with dynamometry subassembly (7), all be equipped with clearance (8) between first magnetic part (3) and first electromagnetic component (5) and between second magnetic part (4) and second electromagnetic component (6).

2. The sag resistant furniture door as set forth in claim 1, wherein: the door is characterized in that first bolt holes (9) are symmetrically formed in two sides of the door plate (2), magnetic metal bolts (10) are connected in the first bolt holes (9) in a sliding mode, second bolt holes (11) which are correspondingly formed in the first bolt holes (9) are formed in the door frame (1), permanent magnets (12) are arranged on one sides, far away from the second bolt holes (11), of the first bolt holes (9), third electromagnetic assemblies (13) are arranged on one sides, far away from the first bolt holes (9), of the second bolt holes (11), and one ends of the magnetic metal bolts (10) are movably spliced in the second bolt holes (11).

3. The sag resistant furniture door as set forth in claim 2, wherein: be equipped with first mounting groove (14), second mounting groove (15) and third mounting groove (16) on door plant (2), be equipped with fourth mounting groove (17) on door frame (1), first magnetic part (3) set up in first mounting groove (14), second magnetic part (4) set up in second mounting groove (15), permanent magnet (12) set up in third mounting groove (16), third electromagnetic component (13) set up in fourth mounting groove (17).

4. A sag resistant furniture door according to claim 3, wherein: the first bolt hole (9) is vertically communicated with the third mounting groove (16) in a T shape, and the second bolt hole (11) is vertically communicated with the fourth mounting groove (17) in a T shape.

5. A sag resistant furniture door according to claim 3, wherein: the middle part of first magnetic part (3) runs through and is equipped with first screw (18), the middle part of second magnetic part (4) runs through and is equipped with second screw (19), first screw (18) and second screw (19) all pass through threaded connection with door plant (2).

6. The sag resistant furniture door as set forth in claim 2, wherein: the electromagnetic assembly further comprises a controller (20), and the first electromagnetic assembly (5), the second electromagnetic assembly (6) and the third electromagnetic assembly (13) are connected with the controller (20) through electric wires.

7. The sag resistant furniture door as set forth in claim 1, wherein: be equipped with first draw-in groove (21) and second draw-in groove (22) on door frame (1), first draw-in groove (21) internal joint has first shell (23), force measurement subassembly (7) and first electromagnetic component (5) all set up in first shell (23), the upper and lower both sides of force measurement subassembly (7) are connected with first electromagnetic component (5) and first shell (23) respectively, the bottom of first shell (23) is connected with first mounting plate (24), second draw-in groove (22) internal joint has second shell (25), second electromagnetic component (6) set up in second shell (25), the top of second shell (25) is connected with second mounting plate (26), first mounting plate (24) and second mounting plate (26) are connected with door frame (1) through the screw respectively.

8. A cabinet comprising a back plate (27), characterized in that: the anti-sagging furniture door further comprises any one of claims 1-7, wherein the back plate (27) is integrally connected to one side, away from the door plate (2), of the door frame (1), and a containing space is formed between the back plate (27) and the door plate (2) through the door frame (1).

9. The cabinet according to claim 8, wherein: and wiring through grooves (29) are formed in the door frame (1) and the back plate (27).

10. The cabinet according to claim 8, wherein: the bottom of door frame (1) is connected with base (28), controller (20) are fixed in the downside of door frame (1), and it sets up in base (28).