CN212224910U

CN212224910U - Positioning, mounting and connecting structure of handle and square bar

Info

Publication number: CN212224910U
Application number: CN201922481533.7U
Authority: CN
Inventors: 刘毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-25
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a location installation connection structure of handle and square bar, including the transmission square bar of the handle body and the axial grafting in the handle body, set up the through-hole at the radial lateral part of the handle body, radially set up the screw on the transmission square bar, connecting screw penetrates screw threaded connection on through-hole and the transmission square bar, be equipped with the recess on the lateral wall of the handle body relative with the connecting screw precession direction, install the elastic component in the recess, the elastic component supports and presses the connecting screw tip, the outer close-fitting square bar sleeve of transmission square bar, the transmission square bar is pegged graft mutually with the handle through the square bar sleeve, the screw radially runs through transmission square bar and square bar sleeve. The utility model discloses an above-mentioned concrete design, the handle is difficult not hard up with the compact stable advantage that has installation convenient operation, good reliability of connection structure of square strip.

Description

Positioning, mounting and connecting structure of handle and square bar

Technical Field

The utility model relates to a location installation connection structure of handle and square strip.

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

In order to overcome among the prior art the handle of ordinary lock or window lock and the connection structure's of square stability and reliability lower, the screw is very easily not hard up in the use, leads to the square to rock the swing, not only influences the operation and feels, also reduces the life's of product problem simultaneously, the utility model provides a handle and the location installation connection structure of square, this handle and the location installation connection structure's of square assembly is compact stable difficult not hard up, installation convenient operation, good reliability.

The utility model provides a technical scheme that its technical problem adopted is: the handle comprises a handle body and a transmission square bar axially inserted into 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, a groove is formed in the side wall of the handle body opposite to the screwing direction of the connecting screw, an elastic piece is installed in the groove, and the elastic piece abuts against and is connected with 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.

The handle body on one side of the through hole is provided with a positioning device for limiting the rotation and looseness of the connecting screw, 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 pressed 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-way teeth are axially and uniformly distributed on the peripheral wall of the end part of the connecting screw, 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, 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.

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 utility model discloses an above-mentioned concrete design, the handle is difficult not hard up with the compact stable advantage that has installation convenient operation, good reliability of connection structure of square strip.

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 obtained from these drawings 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 solution of the present invention is further explained by the following embodiments with reference to the accompanying 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; for a better understanding of 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 parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate 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 device or element referred to 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 used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

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 either a fixed connection, a detachable connection, or an integral part; the two components may be mechanically connected, directly connected, indirectly connected through an intermediate medium, or connected through an interconnection or interaction. The specific meaning 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 utility model discloses a handle body 1 and the transmission square bar 2 of axial grafting in handle body 1, set up through-hole 3 at the radial lateral part of handle body 1, radially set up screw 4 on the transmission square bar 2, connecting screw 5 penetrates through-hole 3 and the 4 threaded connection of screw on the transmission square bar 2, can be grafting structure between connecting screw 5 and the through-hole 3, threaded connection also can be adopted equally, be equipped with recess 13 on the relative handle body 1's of 5 precession directions of connecting screw lateral wall, install elastic component 14 in the recess 13, elastic component 14 supports presses connecting screw 5 tip, elastic component 14 can adopt elasticity billet or bullet pad, its effect compresses tightly connecting screw 5, make connecting screw 5 more stable not hard up under pressure, the shape of elasticity billet can design for "worker" style of calligraphy or other shapes. 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. A positioning device for limiting the rotation and loosening of the connecting screw 5 is arranged in the handle body 1 on 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 pushing and pulling piece 10 can be pushed to overcome the resistance of the spring 8 to slide in the sliding groove 11, so that the end part of the positioning pin 7 is separated from the connecting screw 5, the connecting screw 5 is not limited, and then 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 convenient. The embodiment described above is only right the utility model relates to a handle describes with the preferred embodiment of the location installation connection structure of square strip, and is not injectd utility model's conception and scope, does not deviate from the utility model discloses under the prerequisite of scheme, technical personnel in the field are right the utility model discloses a various appearance variants and the improvement that technical scheme made all should fall into the utility model relates to a handle and the protection scope of the location installation connection structure of square strip.

Claims

1. The utility model provides a location erection joint structure of handle and square, including the handle body and the transmission square 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 set up screw (4) on transmission square (2), screw (4) threaded connection on connecting screw (5) penetrate through-hole (3) and transmission square (2), be equipped with recess (13) on the lateral wall of the handle body (1) relative with connecting screw (5) precession direction, installation elastic component (14) in recess (13), elastic component (14) support and press connecting screw (5) tip.

2. The positioning, mounting and connecting structure of the handle and the square bar as recited in claim 1, characterized in that 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).

3. The positioning, mounting and connecting structure of the handle and the square bar as recited in claim 1 or 2, characterized in that a positioning device for limiting the rotation and 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) arranged in the handle body (1), a positioning pin (7), a spring (8) and a sealing cover (9) are sequentially arranged 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).