CN220539464U - Hidden door spindle structure - Google Patents

Abstract

The utility model relates to a hidden door shaft structure which comprises a fireplace main body, a wall furnace door and two door shafts, wherein the upper end and the lower end of the open side of the fireplace main body are respectively provided with a support, the opposite sides of the two supports are respectively fixedly provided with a fixed block, one side, close to the corresponding support, of each fixed block is provided with an internal thread blind hole, a first through hole is vertically and penetratingly arranged on the support corresponding to the internal thread blind hole, a groove is arranged at the position, corresponding to the support, of the inner side of the fireplace door, the support stretches into the corresponding groove, a second through hole is arranged on the groove wall of one side, far from the installation block, of the corresponding support, the aperture of the second through hole is larger than that of the first through hole, the door shaft is of a two-section stepped shaft structure, the small-diameter section of the door shaft is far from the large-diameter section of the door shaft is provided with external threads, the small-diameter section of the door shaft is inserted into the first through hole, the external threads on the small-diameter section of the door shaft is in the corresponding internal thread blind hole in a threaded manner, and the large-diameter section is inserted into the second through hole. The utility model can effectively reduce the influence on the overall aesthetic property of the fireplace, is more convenient for disassembly, assembly and maintenance and is more practical.

Description

Hidden door spindle structure

Technical Field

The utility model belongs to the technical field of door shafts, and particularly relates to a hidden door shaft structure.

Background

The fireplace is an independent or wall built indoor heating device, and mainly comprises an open type and a closed type, wherein the heat efficiency of the fireplace is much higher. Along with the transition of the living demands of people, the fireplace is more decorative, and the indoor use needs to be attractive and practical. But the existing wall furnace door of the conventional fireplace is generally connected with the main body of the fireplace in an openable manner through an exposed hinge or a door shaft, so that the overall aesthetic property of the fireplace is affected, the disassembly and the overhaul are inconvenient, the convenience and the practicability are improved, and the improvement is needed.

Disclosure of Invention

Accordingly, the present utility model is directed to a hidden door hinge structure, which can effectively reduce the influence on the overall aesthetic appearance of the fireplace and is more convenient for disassembly and assembly.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a hidden door spindle structure, includes fireplace main part, wall furnace door and two door axles, all be equipped with the support on the upper and lower both ends of the open side of fireplace main part, all set firmly the fixed block on the relative one side of two supports, the fixed block is close to and has seted up the internal thread blind hole on one side of corresponding support, first through-hole has been seted up vertically on the support that the internal thread blind hole corresponds, the fireplace door inboard sets up flutedly with the position department that the support corresponds, the support stretches into in the recess that corresponds, set up the second through-hole that vertically runs through the wall furnace door on the groove wall of one side of the installation piece on the recess keeping away from corresponding support, the aperture of internal thread blind hole, first through-hole and second through-hole coaxial setting and second through-hole is greater than first through-hole, the door axle is equipped with the external screw thread on the one end that its minor diameter section kept away from its major diameter section for two-section ladder axle structure, the minor diameter section plug bush in first through-hole and its external screw joint in the internal screw thread blind hole, major diameter end plug bush in the second through-hole, major diameter plug bush in the recess, the recess is seted up on the recess, the recess is kept away from on the recess, the major diameter section and the gasket is formed by the annular rubber pad on the recess and the lower side of the support is close to the recess on the major diameter of the door section and the support respectively.

Preferably, the external thread part of the door shaft is matched with the corresponding internal thread blind hole, the small-diameter section is matched with the corresponding first through hole, and the large-diameter section is matched with the corresponding second through hole.

Preferably, a cross slot is formed in the end face of one end, far away from the small-diameter section, of the large-diameter section of the door shaft.

Preferably, the second through hole is kept away from and is equipped with the protection stopper on the one end of corresponding support, the protection stopper includes spacing portion and the coaxial magnetism plug bush portion of setting firmly on spacing portion that is made by foamed aluminum, be equipped with sealed pad and this side butt on the wall furnace door on the one side that spacing portion is close to magnetism plug bush portion, magnetism plug bush portion and second through hole looks adaptation are pegged graft in the second through hole, inlay on the pore wall of the second through hole that magnetism plug bush portion corresponds and be equipped with annular magnet, magnetism plug bush portion is inhaled with annular magnetism and is connected.

Preferably, the tail end of the magnetic plug bush part is abutted with the corresponding door shaft.

Preferably, the outer surface of the large-diameter section of the door shaft and the end surface of one end of the large-diameter section close to the corresponding magnetic plug bush part and the hole wall of the second through hole are respectively provided with a wear-resistant ceramic coating.

The beneficial effects of the utility model are as follows: when the door shaft is installed, the gasket is only required to be attached to the position, corresponding to the second through hole, of the groove, and then the whole fireplace door is controlled to move towards the fireplace main body until the support extends into the corresponding groove, and the first through hole corresponds to the second through hole. Then, the small-diameter section of the door shaft is inserted into the first through hole from the second through hole, and the door shaft is controlled to rotate, so that the external thread part on the door shaft is screwed into the internal thread blind hole of the corresponding mounting block. At this time, the small-diameter section of the door spindle can be fully inserted into the first through hole, and one end, close to the small-diameter end, of the large-diameter section is abutted against the support. When the wall furnace door is used later, the door shaft is fixedly connected with the mounting block in a threaded manner, so that the fireplace door can relatively rotate between the second through hole and the large-diameter section of the door shaft, and the opening and closing of the wall furnace door are realized. When the door shaft is disassembled, the external thread part of the door shaft is unscrewed and taken out through the second through hole, and then the fireplace door is controlled to be far away from the fireplace main body, so that the support is withdrawn from the groove. With this, can realize the quick convenient dismouting of door-hinge, be more convenient for the maintenance to the fireplace, it is more nimble convenient to use, and the support is located the recess, and the door-hinge then is located first through-hole and second through-hole, has realized the good hiding of door-hinge to can alleviate the adverse effect to the holistic aesthetic property of fireplace greatly, more be favorable to guaranteeing holistic aesthetic property and the practicality of fireplace. In addition, the gasket is arranged, besides the functions of increasing the contact area, reducing the pressure, preventing loosening and the like, the structure composed of the annular foam aluminum plate with high damping, shock absorption, corrosion resistance and the like and two rubber pads with excellent damping, shock absorption and durability can be arranged, the service life of the fireplace door can be prolonged in actual use, the excellent buffering, shock absorption and protection functions can be achieved, the stability of the fireplace door during rotation and opening and closing can be guaranteed, and the whole fireplace is more practical and durable.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of the fireplace body of the present utility model;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;

FIG. 5 is a schematic view of the structure of a wall oven door of the present utility model;

FIG. 6 is an enlarged schematic view of the structure at C in FIG. 5;

FIG. 7 is a schematic view of the front view of the door spindle of the present utility model;

FIG. 8 is a schematic top view of the door spindle of the present utility model;

FIG. 9 is a schematic view of the structure of the gasket of the present utility model;

fig. 10 is a schematic view of the structure of the shield plug of the present utility model.

Reference numerals in the drawings: 1 is a fireplace main body, 2 is a fireplace door, 3 is a door shaft, 4 is a support, 5 is a fixed block, 6 is an internal thread blind hole, 7 is a first through hole, 8 is a groove, 9 is a second through hole, 10 is a gasket, 1001 is an annular foam aluminum plate, 1002 is a rubber pad, 11 is a cross-shaped slot, 12 is a protection plug, 1201 is a limiting part, 1202 is a magnetic plug bush part, 13 is a sealing pad, and 14 is an annular magnet.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and detailed description:

as shown in fig. 1 to 10, a concealed door spindle structure comprises a fireplace body 1, a fireplace door 2 and two door spindles 3. The upper end and the lower end of the open side of the fireplace body 1 are respectively provided with a support 4, one side of each support 4 opposite to the other side is fixedly provided with a fixed block 5, one side of each fixed block 5, which is close to the corresponding support 4, is provided with an internal thread blind hole 6, and the support 4 corresponding to the internal thread blind hole 6 is vertically penetrated with a first through hole 7. The inner side of the wall furnace door 2 is provided with a groove 8 at the position corresponding to the support 4, the support 4 stretches into the corresponding groove 8, a second through hole 9 vertically penetrating through the wall furnace door 2 is formed in the groove wall of one side of the groove 8, which is far away from the mounting block 5 on the corresponding support 4, the inner thread blind hole 6, the first through hole 7 and the second through hole 9 are coaxially arranged, and the aperture of the second through hole 9 is larger than that of the first through hole 7. The door shaft 3 is of a two-section stepped shaft structure, an external thread is arranged on one end, far away from the large-diameter section, of the small-diameter section of the door shaft 3, the small-diameter section of the door shaft 3 is inserted into the first through hole 7, the external thread on the small-diameter section of the door shaft is in threaded connection with the corresponding internal thread blind hole 6, and the large-diameter end of the door shaft is inserted into the second through hole 9. A gasket 10 is sleeved on one end of the large-diameter section of the door shaft 3, which is close to the small-diameter section of the door shaft, the upper side and the lower side of the gasket 10 are respectively abutted with the corresponding support 4 and the groove wall of the groove 8, and the gasket 10 consists of an annular foamed aluminum plate 1001 and rubber pads 1002 fixedly arranged on the upper side and the lower side;

when the door shaft 3 is installed, the gasket 10 is only required to be attached to the position, corresponding to the second through hole 9, of the groove 8, and then the whole wall furnace door 2 is controlled to move towards the fireplace body 1 until the support 4 stretches into the corresponding groove 8, and the first through hole 7 corresponds to the second through hole 9. Then, the small-diameter section of the door shaft 3 is inserted into the first through hole 7 from the second through hole 9, and the door shaft 3 is controlled to rotate, so that the external thread part on the door shaft is screwed into the internal thread blind hole 6 of the corresponding mounting block 5. At this time, the small-diameter section of the door spindle 3 may be inserted into the first through hole 7 entirely, and one end of the large-diameter section near the small-diameter end is pressed against the support 4. When in subsequent use, the door shaft 3 is fixedly connected with the mounting block 5 in a threaded manner, so that the wall furnace door 2 can relatively rotate between the second through hole 9 and the large-diameter section of the door shaft 3, and the opening and closing of the wall furnace door 2 are realized. When the door shaft 3 is disassembled, the external thread part of the door shaft 3 is unscrewed and taken out through the second through hole 9, and then the wall furnace door 2 is controlled to be far away from the fireplace main body 1, so that the support 4 is withdrawn from the groove 8. With this, can realize the quick convenient dismouting of door-hinge 3, be more convenient for the maintenance to the fireplace, it is more nimble convenient to use, and support 4 is located recess 8, and door-hinge 3 then is located first through-hole 7 and second through-hole 9, has realized the good hiding of door-hinge 3 to can alleviate the adverse effect to the holistic aesthetic property of fireplace greatly, more be favorable to guaranteeing holistic aesthetic property and the practicality of fireplace. In addition, the gasket 10 has the functions of increasing the contact area, reducing the pressure, preventing loosening and the like, and is composed of the annular foamed aluminum plate 1001 with the performances of high damping, shock absorption, corrosion resistance and the like and the two rubber pads 1002 with excellent damping, shock absorption and durability, the service life of the gasket is prolonged in actual use, the excellent buffering, shock absorption and protection functions are achieved, the stability of the wall furnace door 2 during the rotation and opening and closing can be ensured, and the whole fireplace is more practical and durable. The annular foamed aluminum plate 1001 and the rubber pad 1002 are all made by adopting the prior art.

In this embodiment, the external thread portion of the door shaft 3 is adapted to the corresponding internal thread blind hole 6, the small diameter section is adapted to the corresponding first through hole 7, and the large diameter section is adapted to the corresponding second through hole 9, so as to ensure smooth installation and fixation of the door shaft 3.

In this embodiment, a cross slot 11 is formed on an end face of the large diameter section of the door shaft 3, which is far away from the small diameter section, so that the door shaft 3 can be conveniently controlled to rotate, screw in and screw out through the existing tools such as a cross head screwdriver.

In this embodiment, the protection plug 12 is disposed at one end of the second through hole 9 away from the corresponding support 4, the protection plug 12 includes a limiting portion 1201 made of foamed aluminum and a magnetic plug bush portion 1202 coaxially fixed on the limiting portion 1201, a sealing pad 13 is disposed on a side of the limiting portion 1201 close to the magnetic plug bush portion 1202 and the side is abutted on the fireplace door 2, the magnetic plug bush portion 1202 is adapted to the second through hole 9 and is inserted into the second through hole 9, a ring magnet 14 is embedded on a wall of the second through hole 9 corresponding to the magnetic plug bush portion 1202, and the magnetic plug bush portion 1202 is magnetically attracted to the ring magnet 14, so that when the door shaft 3 is actually installed, after the door shaft 3 is screwed in place, the protection plug 12 can be pressed to the corresponding second through hole 9, the limiting portion 1201 can be pressed onto the fireplace door 2 through the sealing pad 13 thereon, and the magnetic plug bush portion 1202 is inserted into the second through hole 9 and magnetically attracted to the corresponding ring magnet 14, thereby realizing magnetic attraction fixation of the protection plug 12. With this, can realize the effective sealed shutoff to second through-hole 9, can effectively avoid outside dust, moisture etc. to get into in the second through-hole 9 in the follow-up use, prevent that factors such as outside dust, moisture from causing adverse effect to the rotation between door spindle 3 and the fireplace door 2, more be favorable to guaranteeing wall furnace door 2 pivoted long-term stability, improve the life of door spindle 3 department, reduce the maintenance rate for whole more practical and durable. When the door shaft 3 is disassembled, the corresponding protective plug 12 is pulled out firstly, and then the door shaft 3 is taken out according to the steps, so that the convenient disassembly and assembly of the door shaft 3 are not affected. Since the stopper 1201 is exposed, it is made of the same foamed aluminum material as the annular foamed aluminum plate 1001 of the gasket 10, so that the service life thereof is effectively ensured. The magnetic insert 1202 may be made of a conventional magnetic metal material such as iron, to ensure a magnetic connection with the ring magnet 14.

In this embodiment, the tail end of the magnetic insert sleeve 1202 abuts against the corresponding door shaft 3, so that the door shaft 3 can be limited to a certain extent while the rotation of the wall furnace door 2 is not affected, the loosening of the door shaft 3 in the use process can be effectively prevented, and the stability of the structure at the door shaft 3 in long-term use can be improved. In addition, when the door shaft 3 does have a loosening problem, the loosening door shaft 3 can jack up the protective plug 12, and the situation that the protective plug 12 is jacked up can be visually seen from the outside of the fireplace door 2, so that a user can find out the problem in time to overhaul and maintain.

In this embodiment, the outer surface of the large-diameter section of the door shaft 3 and the end surface of the door shaft near one end of the corresponding magnetic plug bush part 1202 and the hole wall of the second through hole 9 are both provided with wear-resistant ceramic coatings (not shown in the figure), the wear-resistant ceramic is made of existing materials, has excellent wear-resistant characteristics, can be coated and has smooth surfaces, and the wear-resistant ceramic coatings are arranged at the corresponding positions, so that smoothness and stability of the door 2 during rotation can be further improved in actual use, abrasion of corresponding parts can be effectively reduced, and the service lives of the corresponding parts can be prolonged.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. The utility model provides a hidden door-hinge structure, includes fireplace main part, wall furnace gate and two door axles, its characterized in that, all be equipped with the support on the upper and lower both ends of the uncovered side of fireplace main part, all set firmly the fixed block on the relative one side of two supports, the fixed block is close to and has seted up the internal thread blind hole on one side of corresponding support, first through-hole has been seted up vertically on the support that the internal thread blind hole corresponds, the fireplace inboard sets up flutedly with the position department that the support corresponds, the support stretches into in the recess that corresponds, set up the second through-hole that vertically runs through the wall furnace gate on the one side cell wall of the installation piece on the recess keeping away from corresponding support, the aperture of internal thread blind hole, first through-hole and second through-hole coaxial setting and second through-hole is greater than first through-hole, the door axle is equipped with the external screw thread on the one end that its major diameter section was kept away from to the step shaft structure of two segmentation, the major diameter section plug bush in first through-hole and its external screw thread part spiro union in the corresponding internal screw thread blind hole in, major diameter plug bush in the major diameter in the recess, major diameter plug bush in the recess, the gasket and the gasket on the two sides of the corresponding side wall of the door axle are set up on the major diameter of the support and the gasket is formed by the gasket on the two side wall and the lower side wall of the gasket.

2. The hidden door spindle structure of claim 1, wherein the externally threaded portion of the door spindle is adapted to the corresponding internally threaded blind bore, the small diameter section is adapted to the corresponding first through bore, and the large diameter section is adapted to the corresponding second through bore.

3. The hidden door spindle structure according to claim 1, wherein a cross slot is formed in an end face of the large-diameter section of the door spindle, which is far away from the small-diameter section of the door spindle.

4. The hidden door spindle structure according to claim 1, wherein the second through hole is provided with a protection plug at one end far away from the corresponding support, the protection plug comprises a limiting part made of foamed aluminum and a magnetic plug bush part coaxially fixed on the limiting part, a sealing gasket is arranged on one side of the limiting part, which is close to the magnetic plug bush part, and the side is abutted to the wall furnace door, the magnetic plug bush part is matched with the second through hole and is inserted into the second through hole, an annular magnet is embedded into the wall of the second through hole corresponding to the magnetic plug bush part, and the magnetic plug bush part is connected with the annular magnet in a ferromagnetic attraction manner.

5. The hidden door spindle structure of claim 4, wherein the trailing end of the magnetic sleeve portion abuts a corresponding door spindle.

6. The hidden door spindle structure according to claim 5, wherein the outer surface of the large diameter section of the door spindle and the end face of the door spindle near the corresponding magnetic plug bush portion and the hole wall of the second through hole are provided with wear-resistant ceramic coatings.