CN217233181U

CN217233181U - Adjustable rotary upper door spindle

Info

Publication number: CN217233181U
Application number: CN202220202858.6U
Authority: CN
Inventors: 伍清华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-08-19
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses an adjustable rotary upper door spindle, which relates to the field of revolving door installation and comprises a door spindle base and a cover plate, wherein the door spindle base and the cover plate are fixedly connected through screws, a linkage rod is rotationally installed in the door spindle base, an adjustable door spindle is arranged at one end of the linkage rod, the adjustable door spindle is in floating connection with the door spindle base through an elastic piece, a threaded connecting piece for precession adjustment is arranged at the other end of the linkage rod, and the two ends of the linkage rod are always abutted against the tops of the adjustable door spindle and the threaded connecting piece; the upper door shaft is retracted and extended in the limited installation space, the whole installation process is simple and easy to operate, the installation space required by the installation structure is smaller, a smaller installation gap can be achieved, and the attractiveness is improved.

Description

Adjustable rotary upper door spindle

Technical Field

The utility model relates to a revolving door installation field specifically is adjustable rotatory last door-hinge.

Background

The revolving door needs to be installed with the door shaft on the door frame before being installed, but in the prior art, the position and the extension length of the upper door shaft are fixed after installation, and the installation gap is small, so that the positioning is difficult in the process of subsequently installing the revolving door, great inconvenience is brought to constructors, and meanwhile, because the existing upper door shaft cannot adjust the extension length, the gap between the revolving door and the door frame cannot be further reduced, the high-standard aesthetic requirement cannot be met, and the adjustable rotary upper door shaft is provided for the method.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable rotatory door-hinge of going up.

The utility model solves the technical problems that: how to set up last door-hinge into adjustable in limited installation space, solve the location in the installation and assemble the big pain point problem of the degree of difficulty, can further compress the installation clearance simultaneously, improve the aesthetic property.

The utility model discloses can realize through following technical scheme: adjustable rotatory last door-hinge, including door-hinge base and apron, door-hinge base and apron pass through screw fixed connection, the gangbar is installed to door-hinge base internal rotation, and the one end of gangbar is provided with adjustable door-hinge, and adjustable door-hinge floats through elastic component and door-hinge base and is connected, and the other end of gangbar is provided with the threaded connection spare that is used for precession to adjust, the both ends of gangbar all the time with adjustable door-hinge and threaded connection spare's top looks butt.

The utility model discloses a further technological improvement lies in: a cavity is arranged in the door spindle base, a threaded sleeve is arranged in the cavity, and the threaded sleeve is in threaded connection with the threaded connecting piece.

The utility model discloses a further technological improvement lies in: the elastic piece is a return spring, the return spring is sleeved on the outer side of the adjustable door shaft, a flange is arranged at the top of the adjustable door shaft, a limiting gasket is arranged in the door shaft base, the lower end of the adjustable door shaft penetrates through the limiting gasket, and two ends of the return spring are respectively abutted against the limiting gasket and the flange.

The utility model discloses a further technological improvement lies in: one side of the threaded sleeve is a plane, a plane matched with the threaded sleeve is also formed in the corresponding installation position of the door spindle base, and the two planes are attached to limit the rotation of the threaded sleeve.

The utility model discloses a further technological improvement lies in: and the two sides of the linkage rod are provided with rotating joint parts which are correspondingly arranged in a circular cavity formed by matching the door spindle base and the cover plate.

The utility model discloses a further technological improvement lies in: the bottom of the adjustable door shaft is provided with a closing-up cavity, and a door shaft ball is arranged in the closing-up cavity in a rolling mode.

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

move hexagon socket head cap screw through twisting, make hexagon socket head cap screw's one end withdraw from the bolt regulation hole, then when hexagon socket head cap screw outwards removes, adjustable door-hinge is continuously returned to the door-hinge mounting hole under reset spring's spring action, thereby the installation location space of dodging the revolving door, after the location, reverse twist moves hexagon socket head cap screw, adjustable door-hinge stretches out the door-hinge mounting hole and cooperates with the corresponding mounting hole on the revolving door, accomplish the installation, whole installation is simple easy to operate, realized returning and stretching out to last door-hinge in limited installation space, the installation space that this kind of mounting structure needs is littleer, can reach littleer installation clearance, the aesthetic property is improved.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is an exploded view of an overall structure of an embodiment of the present invention;

FIG. 2 is a schematic view of the bottom of the door hinge base according to the present invention;

FIG. 3 is a schematic view of the cavity structure of the door hinge base of the present invention;

FIG. 4 is a schematic view of the cover plate structure of the present invention;

FIG. 5 is a schematic view of the connection between the adjustable door hinge and the door hinge ball of the present invention;

fig. 6 is an exploded schematic view of another embodiment of the present invention.

In the figure: 1. a door spindle base; 2. a cover plate; 3. a linkage rod; 5. contacting the ball; 6. an adjustable door spindle; 7. a return spring; 8. a door spindle ball; 9. a threaded sleeve; 10. a hexagon socket head cap screw; 11. a limiting gasket; 101. a first mounting cavity; 102. a second mounting cavity; 103. a third mounting cavity; 104. a first limiting cavity; 105. a bolt adjusting hole; 106. a door spindle mounting hole; 201. a yielding groove; 202. a second limiting cavity; 301. the engaging portion is rotated.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

In one embodiment, referring to fig. 1-5, the adjustable rotary upper door spindle comprises a door spindle base 1, a step surface is arranged in a top cavity of the door spindle base 1, a cover plate 2 is connected to the step surface through a screw thread, a first mounting cavity 101 is arranged at the top middle position of the door spindle base 1, first limiting cavities 104 are symmetrically arranged at two sides of the first mounting cavity 101, a abdicating groove 201 is arranged at the bottom of the cover plate 2, second limiting cavities 202 are arranged at two corresponding sides of the abdicating groove 201, the first limiting cavity 104 and the second limiting cavities 202 are both in a semicircular structure, and the first limit cavities 104 and the second limit cavities 202 which correspond to each other in pairs are mutually matched to form two circular cavities, the linkage rod 3 is arranged in the first installation cavity 101, the two sides of the linkage rod 3 are provided with rotating joint parts 301, the rotary joint parts 301 are correspondingly arranged in the circular cavities, and the rotary joint parts 301 are limited in the corresponding circular cavities and can rotate relative to the corresponding circular cavities;

a second mounting cavity 102 and a third mounting cavity 103 are respectively formed in two extending sides of a cavity of the first mounting cavity 101, bolt adjusting holes 105 and door spindle mounting holes 106 are respectively formed in the bottoms of the second mounting cavity 102 and the third mounting cavity 103, a threaded sleeve 9 is arranged in the second mounting cavity 102, the outer wall of one side of the threaded sleeve 9 is a plane, the side wall of one side of the second mounting cavity 102 is also a plane, when the door spindle base 1 is installed and operated, the two corresponding planes are attached to each other, the threaded sleeve 9 is prevented from rotating relative to the door spindle base 1 when the door spindle base is operated, internal threads are arranged in the threaded sleeve 9, the threaded sleeve 9 is in threaded connection with an inner hexagon bolt 10 through the internal threads, and the inner hexagon bolt 10 penetrates through the threaded sleeve 9 after passing through the bolt adjusting holes 105 and abuts against one end of the linkage rod 3;

the bottom of the third installation cavity 103 is provided with an annular step surface, the top of the annular step surface is provided with a limiting gasket 11, the limiting gasket 11 is internally sleeved with an adjustable door shaft 6, the lower end of the adjustable door shaft 6 penetrates through a door shaft installation hole 106, the upper end of the adjustable door shaft 6 is provided with a flange, the outer side of the adjustable door shaft 6 is provided with a return spring 7, two ends of the return spring 7 are respectively abutted against the limiting gasket 11 and the bottom of the flange, the end part of the linkage rod 3, which is far away from the threaded sleeve 9, is provided with a contact ball 5, the contact ball 5 is in rolling connection with the linkage rod 3, the linkage rod 3 is abutted against the adjustable door shaft 6 through the contact ball 5, the contact ball 5 rolls relatively at the top of the adjustable door shaft 6, the bottom of the adjustable door shaft 6 is provided with a closing cavity, a door shaft ball 8 is arranged in the closing cavity in a rolling manner, the closing cavity plays a role of a thrust bearing and realizes reasonable utilization of space, the door is more compact and attractive, and the embodiment is applied to installation scenes of the rotary off-axis door.

In another embodiment, as shown in fig. 6, although the overall component composition and the connection mode are not changed, in the installation scene of the revolving central axis door, due to the further limitation of the installation space, the structural layout is more compact, the opening mode of the abdicating groove 201 forms a certain angle with the side wall of the cover plate 2, the arrangement mode of the linkage rod 3 is changed correspondingly, and the component shape is also changed.

The working principle is as follows: when the utility model is used, after the door spindle base 1 is fixed on the door frame by the screw, because the installation space of the revolving door is narrow and small, in order to facilitate installation, the inner hexagon bolt 10 is screwed to enable one end of the inner hexagon bolt 10 to exit from the bolt adjusting hole 105, when the inner hexagon bolt 10 moves outwards, the adjustable door spindle 6 continuously returns to the door spindle installation hole 106 under the elastic action of the reset spring 7, in the process, both ends of the linkage rod 3 are always in contact with the top of the inner hexagon bolt 10 and the top of the adjustable door spindle 6, so that the rotary joint part 301 rotates in the circular cavity, after the adjustable door spindle 6 returns to the door spindle installation hole 106, the gap enough for installing the revolving door is left below the door spindle base 1, after positioning, the inner hexagon bolt 10 is screwed in, so that the linkage rod 3 rotates reversely, one end of the linkage rod 3 moves downwards through the contact ball 5 as the adjustable door spindle 6, make reset spring 7 take place elastic deformation, adjustable door-hinge 6 stretches out door-hinge mounting hole 106 and the cooperation of the corresponding mounting hole on the revolving door, accomplishes the installation to the revolving door, and the sufficient installation space that produces makes more swiftly stable in the whole installation, also provides probably for the further reduction in the clearance between revolving door and the door frame simultaneously.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments that do not depart from the technical scope of the present invention are within the scope of the present invention.

Claims

1. Adjustable rotatory last door-hinge, including door-hinge base (1) and apron (2), door-hinge base (1) and apron (2) pass through screw fixed connection, its characterized in that, gangbar (3) are installed to door-hinge base (1) internal rotation, and the one end of gangbar (3) is provided with adjustable door-hinge (6), and adjustable door-hinge (6) float with door-hinge base (1) through the elastic component and are connected, and the other end of gangbar (3) is provided with the threaded connection spare that is used for precession to adjust, and the both ends of gangbar (3) are all the time with adjustable door-hinge (6) and threaded connection spare's top looks butt.

2. The adjustable rotary upper door spindle according to claim 1, characterized in that a cavity is arranged in the door spindle base (1), a threaded sleeve (9) is arranged in the cavity, and the threaded sleeve (9) is in threaded connection with the threaded connecting piece.

3. The adjustable rotary upper door shaft according to claim 2, wherein the elastic member is a return spring (7), the return spring (7) is sleeved on the outer side of the adjustable door shaft (6), a flange is arranged on the top of the adjustable door shaft (6), a limit gasket (11) is arranged in the door shaft base (1), the lower end of the adjustable door shaft (6) penetrates through the limit gasket (11), and two ends of the return spring (7) are respectively abutted against the limit gasket (11) and the flange.

4. The adjustable rotary upper door spindle according to claim 2, characterized in that one side of the threaded sleeve (9) is a plane, the corresponding mounting position of the door spindle base (1) is also provided with a matching plane, and the two planes are attached to limit the rotation of the threaded sleeve (9).

5. The adjustable rotary upper door shaft as claimed in claim 1, wherein the linkage rod (3) is provided with rotary joints (301) at two sides, and the rotary joints (301) are correspondingly arranged in a circular cavity formed by the matching of the door shaft base (1) and the cover plate (2).

6. The adjustable rotary upper door spindle according to claim 1, characterized in that the bottom of the adjustable door spindle (6) is provided with a closed cavity, and a spindle ball (8) is arranged in the closed cavity in a rolling manner.