CN217760456U

CN217760456U - Hidden handle base

Info

Publication number: CN217760456U
Application number: CN202121703348.9U
Authority: CN
Inventors: 周铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-11-08
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to a hidden handle base, which comprises a base disc, wherein the middle part of the base disc is provided with a disc groove, and the base disc is provided with a left stopper, a middle stopper and a right stopper around the disc groove; a disc is arranged in the disc groove, a handle shaft hole is formed in the middle of the disc, a torsion spring is arranged on the disc, and a limiting bulge is arranged between a left clamping pin and a right clamping pin which are aligned with the torsion spring on the disc; when the disk is inserted into the disk groove, the left clamping pin of the torsion spring is positioned between the left limiting block and the middle limiting block, and the right clamping pin of the torsion spring is positioned between the middle limiting block and the right limiting block; the beneficial effects of the utility model reside in that: 1. the torsion spring is adopted to replace the original two springs to realize the rotary return of the disc, so that the structure of the original base disc is greatly simplified, the assembly is simple, the assembly time is shortened, and the production efficiency is improved. 2. The assembly clearance of handle and base is little, and the product is difficult to advance the granule, and the fault rate is low.

Description

Hidden handle base

Technical Field

The utility model relates to an improvement of handle base.

Background

Generally, the handle base includes a base plate and a disk coaxially inserted on the base plate, the disk being used to fix the handle, the base plate being formed with an arc-shaped spring groove in which a spring is provided for providing a restoring force to the disk, the handle being rotated after the door lock bearing base is fixed to the door, and the door lock handle being automatically returned to its original position by the spring after releasing the handle.

No matter the handle is in one-way return or two-way return, the return force used by the handle is realized by one or two springs arranged in the spring groove of the base plate, and because the return angle and the force required by the handle are large, a long and thick spring needs to be used, the occupied size is large, the size of the whole handle base is also large, and the installation is quite inconvenient.

Disclosure of Invention

In order to overcome the great not enough of present hidden handle base adoption double flute formula spring volume, the utility model provides a hidden handle base.

The utility model provides a technical scheme of its technical problem is: a hidden handle base comprises a base disc, wherein a disc groove is formed in the middle of the base disc, and a left limiting block, a middle limiting block and a right limiting block are arranged on the base disc around the disc groove; a disc is arranged in the disc groove, a handle shaft hole is formed in the middle of the disc, a torsion spring is arranged on the disc, and a limiting bulge is arranged between a left clamping pin and a right clamping pin which are aligned with the torsion spring on the disc; when the disk is inserted into the disk slot, the left clamping pin of the torsion spring is positioned between the left limiting block and the middle limiting block, and the right clamping pin of the torsion spring is positioned between the middle limiting block and the right limiting block;

the base plate is also provided with a fixed flange sheet which fixes the plate sheet on the base plate.

The utility model provides a set up the mode of screw, a plurality of staple spiral shell head counter bore has been seted up along the disc groove to the base plate up end, it is equipped with the concave edge to correspond staple spiral shell head counter bore on the mounting flange piece, be equipped with the pressurized edge on the concave edge, the pressurized edge agrees with staple spiral shell head counter bore and matches and becomes complete spiral shell head counter bore, the staple is installed on staple spiral shell head counter bore.

In order to facilitate the positioning of the torsion spring, the middle part of the disc is positioned outside the shaft hole of the handle and is also provided with a circle of torsion spring positioning convex edge, and the middle part of the torsion spring is sleeved on the torsion spring positioning convex edge.

Furthermore, the positioning convex edge of the torsion spring in the middle of the disk and the installation position of the handle shaft hole of the disk are integrally designed.

The design of a base plate, the front end of which is square.

The corner design of the base plate is characterized in that a round corner is arranged at the square corner of the front end of the base plate.

The design of staple spiral shell head counter bore, staple spiral shell head counter bore is equipped with threely, locates respectively on left stopper, well stopper, the right stopper.

The utility model discloses fix the base plate assembled when using on the position on the door, then with the handle axle penetrate the handle shaft hole department at disc middle part can, when the handle drives the disc and rotates, then left card foot can rotate in left spacing groove to the left rotation, the biggest angle of handle left rotation touches left stopper for left card foot, the biggest angle of handle right rotation touches right stopper for right card foot on the same reason.

The beneficial effects of the utility model reside in that: 1. the torsional spring is adopted to replace the original two springs to realize the rotary return of the disc, so that the structure of the original base disc is greatly simplified, the assembly is simple, the assembly time is shortened, and the production efficiency is improved. 2. The assembly clearance of handle and base is little, and the product is difficult to advance the granule, and the fault rate is low. 3. The inner side of the torsion spring is provided with the limiting bulge, so that when the torsion spring rotates, the torsion spring is curled along the positioning convex edge, the rotation precision of the torsion spring can be improved, and the use precision of the whole automatic reset mechanism is indirectly improved. 4. The handle spinning can be used upwards or downwards, and the handle spinning has a rebounding function, so that the handle spinning can be installed conveniently without being divided into left and right.

Drawings

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Fig. 2 is an exploded view of an embodiment of the present invention.

Fig. 3 is a schematic diagram of a torsion spring and a disc according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of the torsion spring of one embodiment of the present invention mounted on a disk.

Fig. 5, 6 and 7 are schematic diagrams illustrating the rotation limit of the torsion spring according to an embodiment of the present invention, wherein the torsion spring latch in fig. 5 is in a normal position, the left-most position in fig. 6 is shown, and the right-most position in fig. 7 is shown.

Fig. 8 is a schematic diagram of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

With reference to the attached drawings 1 to 8, the hidden handle base comprises a base disc 1, wherein a disc groove 2 is formed in the middle of the base disc 1, and a left limiting block 3, a middle limiting block 4 and a right limiting block 5 are arranged on the base disc 1 around the disc groove 2; a disc 6 is arranged in the disc groove 2, a handle shaft hole 7 is arranged in the middle of the disc 6, a torsion spring 8 is arranged on the disc 6, and a limiting bulge 11 is arranged between a left clamping pin 9 and a right clamping pin 10 which are aligned with the torsion spring 8 on the disc 6; when the disc 6 is inserted into the disc groove 2, the left clamping foot 9 of the torsion spring 8 is positioned between the left limiting block 3 and the middle limiting block 4, and the right clamping foot 10 of the torsion spring 8 is positioned between the middle limiting block 4 and the right limiting block 5;

the base plate 1 is also provided with a fixed flange sheet 12, and the fixed flange sheet 12 fixes the disk sheet 6 on the base plate 1.

The utility model provides a mode of setting up of screw, 1 up end of base plate has seted up 15 spiral shell head counter bores 13 of a plurality of staple along disc groove 2, it is equipped with the concave edge to correspond 15 spiral shell head counter bores 13 of staple on the mounting flange piece 12, be equipped with compressive edge 14 on the concave edge, compressive edge 14 agrees with 15 spiral shell head counter bores of staple and matches and becomes complete spiral shell head counter bore, staple 15 is installed on 15 spiral shell head counter bores 13 of staple.

In order to facilitate the positioning of the torsion spring 8, the middle part of the disk 6 is positioned outside the handle shaft hole 7 and is also provided with a circle of torsion spring positioning convex edge 16, and the middle part of the torsion spring 8 is sleeved on the torsion spring positioning convex edge 16.

Furthermore, the torsion spring positioning convex edge 16 at the middle part of the disk and the installation position of the handle shaft hole 7 of the disk 6 are integrally designed.

The design of a base plate 1, the front end of the base plate 1 is square.

A corner design of a base plate 1 is characterized in that a square corner at the front end of the base plate 1 is provided with a round corner.

The design of 15 spiral shell head counter bores 13 of staple, 15 spiral shell head counter bores 13 of staple are equipped with threely, locate respectively on left stopper 3, well stopper 4, the right stopper 5.

This embodiment will assemble when using the base plate 1 fix on the door position, then with the handle axle penetrate the handle shaft hole 7 department at 6 middle parts of disc can, when the handle drives disc 6 and rotates, to the left rotation then left card foot 9 can rotate in left spacing groove, the biggest angle that the handle left turned is left card foot 9 and touches left stopper 3, and the biggest angle that the handle turned right is right card foot 10 and touches right stopper 5 for the same reason.

The beneficial effect of this embodiment lies in: 1. the torsional spring is adopted to replace the original two springs to realize the rotary return of the disc, so that the structure of the original base disc is greatly simplified, the assembly is simple, the assembly time is shortened, and the production efficiency is improved. 2. The assembly clearance of handle and base is little, and the product is difficult to advance the granule, and the fault rate is low. 3. The limiting bulges are arranged on the inner sides of the torsion springs, so that when the torsion springs rotate, the positioning convex edges curl, the rotation precision of the torsion springs can be improved, and the use precision of the whole automatic reset mechanism is indirectly improved. 4. The handle spinning can be used upwards or downwards, and the handle spinning has a rebounding function, so that the handle spinning can be installed conveniently without being divided into left and right.

Claims

1. The utility model provides a hidden handle base, includes a base plate, its characterized in that: the middle part of the base disc is provided with a disc groove, and the base disc is provided with a left limiting block, a middle limiting block and a right limiting block around the disc groove; a disc is arranged in the disc groove, a handle shaft hole is formed in the middle of the disc, a torsion spring is arranged on the disc, and a limiting bulge is arranged between a left clamping pin and a right clamping pin which are aligned with the torsion spring on the disc; when the disk is inserted into the disk slot, the left clamping pin of the torsion spring is positioned between the left limiting block and the middle limiting block, and the right clamping pin of the torsion spring is positioned between the middle limiting block and the right limiting block;

the base plate is also provided with a fixed flange sheet, and the fixed flange sheet fixes the disc sheet on the base plate.

2. The concealed handle base of claim 1, wherein: the base plate up end has seted up a plurality of staple spiral shell head counter bore along the disc groove, it is equipped with the concave edge to correspond staple spiral shell head counter bore on the mounting flange piece, be equipped with the compression edge on the concave edge, the compression edge agrees with the staple spiral shell head counter bore and matches into complete spiral shell head counter bore, the staple is installed on staple spiral shell head counter bore.

3. The concealed handle base of claim 1, wherein: the middle part of the disc is positioned outside the handle shaft hole and is also provided with a circle of torsion spring positioning convex edge, and the middle part of the torsion spring is sleeved on the torsion spring positioning convex edge.

4. The concealed handle base of claim 3, wherein: the positioning convex edge of the torsion spring in the middle of the disk and the installation position of the handle shaft hole of the disk are integrally designed.

5. The concealed handle base of claim 1, wherein: the front end of the base plate is square.

6. The concealed handle base of claim 5, wherein: and the square corner at the front end of the base plate is provided with a round angle.

7. The concealed handle base of claim 2, wherein: the staple spiral shell head counter bore is equipped with threely, locates respectively on left stopper, well stopper, the right stopper.