CN111058689A

CN111058689A - Positioning, mounting and connecting structure of handle

Info

Publication number: CN111058689A
Application number: CN201911414619.6A
Authority: CN
Inventors: 刘毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-24

Abstract

The invention relates to a positioning, mounting and connecting structure of a handle, which comprises a handle body and a transmission square bar axially inserted in the handle body, wherein a through hole is formed in the radial side part of the handle body, a screw hole is radially formed in the transmission square bar, a connecting screw penetrates through the through hole and is in threaded connection with the screw hole in the transmission square bar, a positioning device for limiting the connecting screw to rotate and loosen is arranged in the handle body on one side of the through hole, the positioning device comprises a mounting hole formed in the handle body, a positioning pin, a spring and a sealing cover are sequentially arranged in the mounting hole, one end of the positioning pin enters the through hole from the side part and is pressed against the end part of the connecting screw, a push-pull piece is fixed on the positioning pin, and one end of the push-pull piece penetrates through. Through the specific design, the connecting structure of the handle and the square bar is compact, stable and not easy to loosen, and the square bar connecting structure has the advantages of convenience in installation and operation and high reliability.

Description

Positioning, mounting and connecting structure of handle

Technical Field

The invention relates to a positioning, mounting and connecting structure of a handle.

Background

In the prior art, a square bar inserted and installed on a handle of a door lock or a window lock is compressed and positioned through a screw on one side, and the square bar is driven by the handle to rotate to drive the door lock or the window lock to be opened or closed. The stability and the reliability of the installation structure are lower, and in the frequent opening, closing and locking operation process of doors and windows, the screws are very easy to loosen, so that the square bars installed in an inserting mode are loosened on the handle, the operation hand feeling is influenced, and the service life of the product is also prolonged.

Disclosure of Invention

The invention provides a positioning, mounting and connecting structure of a handle, which aims to solve the problems that in the prior art, the stability and reliability of a connecting structure of the handle and a square bar of a common door lock or window lock are low, a screw is very easy to loosen in the using process, the square bar swings and the operation hand feeling is influenced, and the service life of a product is also prolonged.

The technical scheme adopted by the invention for solving the technical problems is as follows: the handle comprises a handle body and a transmission square bar axially inserted in the handle body, wherein a through hole is formed in the radial side part of the handle body, a screw hole is radially formed in the transmission square bar, a connecting screw penetrates through the through hole to be in threaded connection with the screw hole in the transmission square bar, and a positioning device for limiting the rotation and looseness of the connecting screw is arranged in the handle body on one side of the through hole.

The positioning device comprises a mounting hole formed in the handle body, a positioning pin, a spring and a sealing cover are sequentially mounted in the mounting hole, and one end of the positioning pin enters the through hole from the side part and is abutted against the end part of the connecting screw.

The push-pull piece is fixed on the locating pin, and one end of the push-pull piece penetrates through a sliding groove formed in the handle body and protrudes out of the handle body.

One end of the positioning pin enters the through hole from the side part and is matched with the one-way teeth on the connecting screw, a push-pull piece is fixed on the positioning pin, and one end of the push-pull piece penetrates through a sliding groove formed in the handle body and protrudes out of the handle body.

The positioning pin is divided into a cap end with a larger diameter and a pin shaft section with a smaller diameter, and the push-pull piece is sleeved outside the pin shaft section in an annular mode.

The side wall of the handle body opposite to the screwing direction of the connecting screw is provided with a groove, an elastic piece is arranged in the groove, and the elastic piece is abutted against the end part of the connecting screw.

The transmission square bar is externally tightly matched with the square bar sleeve, the transmission square bar is spliced with the handle body through the square bar sleeve, and the screw hole radially penetrates through the transmission square bar and the square bar sleeve.

Through the specific design, the connecting structure of the handle and the square bar is compact, stable and not easy to loosen, and the square bar connecting structure has the advantages of convenience in installation and operation and high reliability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

In the figure: 1. the handle comprises a handle body, 2, a transmission square bar, 3, a through hole, 4, a screw hole, 5, a connecting screw, 6, a mounting hole, 7, a positioning pin, 7a, a cap end, 7b, a pin shaft section, 8, a spring, 9, a sealing cover, 10, a push-pull piece, 11, a sliding groove, 12, a one-way tooth, 13 grooves, 14, an elastic piece, 15, a square bar sleeve, 16 and a pin shaft.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in the figure, the handle comprises a handle body 1 and a transmission square bar 2 axially inserted in the handle body 1, wherein a through hole 3 is formed in the radial side part of the handle body 1, a screw hole 4 is radially formed in the transmission square bar 2, a connecting screw 5 penetrates through the through hole 3 and is in threaded connection with the screw hole 4 in the transmission square bar 2, and an inserting structure or threaded connection can be adopted between the connecting screw 5 and the through hole 3. A positioning device for limiting the rotation looseness of the connecting screw 5 is arranged in the handle body 1 at one side of the through hole 3. The positioning device comprises a mounting hole 6 formed in the handle body 1, a positioning pin 7, a spring 8 and a sealing cover 9 are sequentially mounted in the mounting hole 6, and one end of the positioning pin 7 enters the through hole 3 from the side part and presses against the end part of the connecting screw 5, as shown in the embodiment of fig. 1. The positioning pin 7 is pressed against and blocks the connecting screw 5 in the axial direction of the connecting screw 5, so that the connecting screw 5 cannot move axially, and the transmission square bar 2 cannot be loosened. The positioning pin 7 is fixed with a push-pull piece 10, and one end of the push-pull piece 10 penetrates through a sliding groove 11 formed in the handle body 1 and protrudes out of the handle body 1. In the second embodiment shown in fig. 3, the circumferential wall of the end of the connecting screw 5 is axially and uniformly provided with one-way teeth 12, the positioning device comprises a mounting hole 6 formed in the handle body 1, a positioning pin 7, a spring 8 and a sealing cover 9 are sequentially mounted in the mounting hole 6, one end of the positioning pin 7 enters the through hole 3 from the side part and is matched with the one-way teeth 12 on the connecting screw 5, a push-pull piece 10 is fixed on the positioning pin 7, and one end of the push-pull piece 10 penetrates through a sliding groove 11 formed in the handle body 1 and protrudes out of the handle body 1. The positioning pin 7 is matched with the one-way teeth 12 on the connecting screw 5 in the radial direction of the connecting screw 5, namely the end part of the positioning pin 7 clamps the one-way teeth 12 on the connecting screw 5, so that the connecting screw 5 can only rotate forwards in one direction but can not rotate backwards, and the transmission square bar 2 can not be loosened.

The positioning pin 7 is divided into a cap end 7a with a larger diameter and a pin shaft section 7b with a smaller diameter, and the push-pull piece 10 is annularly sleeved outside the pin shaft section 7 b. When the disassembly and assembly of maintenance are needed, the end part of the positioning pin 7 can be separated from the connecting screw 5 by pushing the push-pull piece 10, the connecting screw 5 is not limited, the connecting screw 5 can be disassembled by a universal tool such as a hexagon socket, and the disassembly and assembly of the handle body 1 and the transmission square bar 2 are facilitated. The side wall of the handle body 1 opposite to the screwing direction of the connecting screw 5 is provided with a groove 13, an elastic part 14 is arranged in the groove 13, the elastic part 14 abuts against the end part of the connecting screw 5, the elastic part 14 can be made of an elastic steel bar or an elastic pad, the connecting screw 5 is compressed under the action of the elastic part, the connecting screw 5 is more stable and is not loosened, and the shape of the elastic steel bar is designed to be in an I shape. The outer tight-fitting square strip sleeve 15 of transmission square strip 2, can rethread round pin axle 16 between transmission square strip 2 and the square strip sleeve 15 connect fixedly, and transmission square strip 2 is pegged graft mutually with the handle body 1 through square strip sleeve 15, and screw 4 radially runs through transmission square strip 2 and square strip sleeve 15. The square strip sleeve 15 increases the contact area between the transmission square strip 2 and the handle body 1, the transmission is more stable and more wear-resistant, and the service life is prolonged.

The above-mentioned embodiments are merely to describe the preferred embodiments of the positioning, mounting and connecting structure of a handle of the present invention, and do not limit the concept and scope of the invention, and various shape modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the solution of the present invention shall fall within the protection scope of the positioning, mounting and connecting structure of a handle of the present invention.

Claims

1. The utility model provides a location installation connection structure of handle, includes the handle body and the transmission square bar of axial grafting in the handle body, characterized by sets up through-hole (3) at the radial lateral part of the handle body (1), radially sets up screw (4) on transmission square bar (2), and screw (4) threaded connection on through-hole (3) and transmission square bar (2) are penetrated in connecting screw (5), sets up the rotatory not hard up positioner of restriction connecting screw (5) in the handle body (1) of through-hole (3) one side.

2. A positioning, mounting and connecting structure of handle according to claim 1, characterized in that the positioning means comprises a mounting hole (6) provided in the handle body (1), a positioning pin (7), a spring (8) and a cover (9) are sequentially installed in the mounting hole (6), and one end of the positioning pin (7) is pressed against the end of the connecting screw (5) by entering the through hole (3) from the side.

3. A positioning, mounting and connecting structure of a handle according to claim 2, wherein the positioning pin (7) is fixed with a push-pull member (10), and one end of the push-pull member (10) passes through a sliding groove (11) formed on the handle body (1) and protrudes out of the handle body (1).

4. The positioning, mounting and connecting structure of the handle according to claim 1, wherein one-way teeth (12) are axially and uniformly distributed on the peripheral wall of the end portion of the connecting screw (5), the positioning device comprises a mounting hole (6) formed in the handle body (1), a positioning pin (7), a spring (8) and a sealing cover (9) are sequentially mounted in the mounting hole (6), one end of the positioning pin (7) enters the through hole (3) from the side portion to be matched with the one-way teeth (12) formed in the connecting screw (5), a push-pull piece (10) is fixed on the positioning pin (7), and one end of the push-pull piece (10) penetrates through a sliding groove (11) formed in the handle body (1) and protrudes out of the handle body (1).

5. A positioning, mounting and connecting structure of handle according to claim 3 or 4, characterized in that the positioning pin (7) is divided into a cap end (7 a) with a larger diameter and a pin shaft section (7 b) with a smaller diameter, and the push-pull member (10) is annularly sleeved outside the pin shaft section (7 b).

6. The positioning, mounting and connecting structure of the handle according to claim 1, 2, 3 or 4, wherein a groove (13) is formed in a side wall of the handle body (1) opposite to the screwing direction of the connecting screw (5), an elastic member (14) is installed in the groove (13), and the elastic member (14) presses against the end of the connecting screw (5).

7. A positioning, mounting and connecting structure of handle according to claim 5, characterized in that the side wall of the handle body (1) opposite to the screwing direction of the connecting screw (5) is provided with a groove (13), the groove (13) is provided with an elastic member (14), and the elastic member (14) is pressed against the end of the connecting screw (5).

8. The positioning, mounting and connecting structure of the handle according to claim 1, 2, 3 or 4, wherein the transmission square bar (2) is tightly matched with the square bar sleeve (15), the transmission square bar (2) is inserted into the handle body (1) through the square bar sleeve (15), and the screw hole (4) radially penetrates through the transmission square bar (2) and the square bar sleeve (15).

9. The positioning, mounting and connecting structure of the handle according to claim 5 or 7, wherein the transmission square bar (2) is tightly fitted with the square bar sleeve (15), the transmission square bar (2) is inserted into the handle body (1) through the square bar sleeve (15), and the screw hole (4) radially penetrates through the transmission square bar (2) and the square bar sleeve (15).