CN210164340U

CN210164340U - Screen window handle

Info

Publication number: CN210164340U
Application number: CN201920592372.6U
Authority: CN
Inventors: 袁发贤; 范水旺
Original assignee: Ke Neng Industrial Co Ltd Of Shunde District Of Foshan City
Current assignee: Ke Neng Industrial Co Ltd Of Shunde District Of Foshan City
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-03-20
Anticipated expiration: 2029-04-26

Abstract

The utility model relates to a screen window handle, which comprises a handle, a handle seat, an elastic seat and a wheel tooth, wherein the handle comprises a handle and an extension part arranged on the handle, and the extension part is provided with a square shaft; the handle seat comprises a seat body with an inner cavity, the elastic seat is fixedly arranged in the inner cavity, and the elastic seat is provided with an elastic positioning boss; the middle part of the gear tooth is provided with a second through hole, and the periphery of the gear tooth is provided with an annular tooth-shaped groove meshed with the positioning boss; the extension part sequentially penetrates through the handle seat and the elastic seat and is in threaded connection with the gear teeth. The utility model has novel structure, the handle and the wheel tooth are connected and fixed by screw thread, the traditional connecting modes such as rivet or screw are not needed, the structure is simple, and the assembly and disassembly are convenient; on the other hand, in order to prevent the handle and the thread from loosening, a second through hole for the square shaft to pass through is formed in the thread, so that the thread and the handle are relatively fixed, and the loosening phenomenon is prevented.

Description

Screen window handle

Technical Field

The utility model relates to a door and window hardware fitting field especially relates to a screen window handle.

Background

The screen window is a common object in daily life, and a handle is usually required to be installed on the screen window in order to open or close the screen window conveniently. With the continuous progress and development of the industrial level, the structural requirements for the handle are also continuously improved. At present, in traditional handle structure, the wheel tooth majority in the handle is through rivet or screw and handle fixed Assembly, and not only the structure is complicated and after using a period, and rivet or screw take place easily and appear becoming flexible, cause the handle to rock the scheduling problem and appear.

SUMMERY OF THE UTILITY MODEL

To prior art's defect, the utility model provides a simple structure installs and removes convenient to use's screen window handle.

The utility model discloses a solve the technical scheme that its problem adopted and be:

a screen handle, comprising:

the handle comprises a handle and an extension part arranged on the handle, and the extension part is inwards provided with an installation groove;

the square shaft is arranged in the mounting groove;

the handle seat comprises a seat body with an inner cavity and a first through hole arranged on the top surface of the seat body, and the first through hole is communicated with the inner cavity; the top surface of the seat body is provided with a first convex edge;

the elastic seat is fixedly arranged in the inner cavity, and an elastic positioning boss is arranged on the elastic seat;

the gear teeth comprise a body and a second convex edge arranged on the top surface of the body, annular tooth-shaped grooves are formed in the periphery of the body, and the annular tooth-shaped grooves are meshed with the positioning bosses;

the extension part sequentially penetrates through the first convex edge of the handle seat, the first through hole, the elastic seat and the second convex edge of the gear tooth and is in threaded connection with the gear tooth;

when the handle rotates, the gear teeth and the square shaft are driven to rotate at the same time.

The utility model provides a screen window handle, the extension part of the handle passes through the handle seat and the elastic seat in sequence and is fixedly connected with the thread of the wheel teeth; the annular tooth-shaped groove on the periphery of the gear body is meshed with the positioning boss of the elastic seat, so that the gear is meshed and connected to the elastic seat; when the handle is rotated, the wheel teeth are driven to rotate relative to the elastic base, and the positioning boss has elasticity, so that the annular tooth-shaped groove is continuously meshed with the positioning boss in the rotating process of the wheel teeth, so that the square shaft on the handle is driven to rotate to be matched with the lock catch arranged on the door and window, and finally the door and window are locked or unlocked.

Furthermore, the surface of the extension part is provided with an external thread, and an internal thread matched with the external thread is arranged in the second convex edge.

Furthermore, a second through hole for the square shaft to pass through is formed in the middle of the gear body, the second through hole is a polygonal hole, and the diameter of the circumscribed circle of the polygonal hole is the same as that of the circumscribed circle of the square shaft.

After the wheel teeth are fixedly connected with the handle through the threads, the square shaft penetrates through the polygonal hole in the wheel teeth and is installed in the installation groove of the extension part of the handle, so that the wheel teeth and the handle are relatively fixed, and loosening is prevented.

Further, the handle seat also comprises a seat cover, and the seat cover is connected with the seat body.

Furthermore, the base body is also provided with a mounting hole for fixedly mounting on the screen window.

Further, still include the elasticity packing ring, the elasticity packing ring sets up between handle and handle seat.

Compared with the prior art, the utility model has the advantages of as follows:

the window screen handle of the utility model has the advantages that the handle and the wheel teeth are fixed in a threaded connection without adopting the traditional connecting modes such as rivets or screws, the structure is simple, and the assembly and disassembly are convenient; on the other hand, in order to prevent the handle and the thread from loosening, a second through hole for the square shaft to pass through is formed in the thread, so that the thread and the handle are relatively fixed, and the loosening phenomenon is prevented.

Drawings

Fig. 1 is an explosion structure diagram of a screen window handle provided by the present invention;

fig. 2 is an overall structural schematic view of the screen window handle provided by the present invention;

fig. 3 is a schematic structural view of a handle provided by the present invention;

fig. 4 is a schematic structural view of the elastic seat provided by the present invention;

fig. 5 is a schematic structural view of the gear provided by the present invention;

fig. 6 is a schematic structural view of the handle seat provided by the present invention;

fig. 7 is a schematic structural view of the handle base at another angle provided by the present invention;

fig. 8 is a cross-sectional view of the handle connection part provided by the utility model.

Wherein the reference numerals are:

handle 1, handle 11, extension 12, mounting groove 121, cavity 13, spring washer 2, gasket 3, seat lid 4, elasticity seat 5, third through-hole 51, location boss 52, spacing boss 53, wheel tooth 6, annular tooth form groove 61, second convex edge 62, second through-hole 63, handle seat 7, first through-hole 71, location sand grip 72, first convex edge 73, mounting hole 74, square shaft 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, outer and inner … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1-2, the utility model discloses a screen window handle, obviously, this handle also can use on other doors and windows such as vertical hinged door, sliding door and window. The screen window handle comprises a handle 1, an elastic washer 2, a gasket 3, a seat cover 4, an elastic seat 5, a gear 6, a handle seat 7 and a square shaft 8.

Referring to fig. 1 and 3, the handle 1 includes a handle 11 and a protrusion 12 disposed at an end of the handle 11, wherein the protrusion 12 is cylindrical; the extension 12 is further provided with a mounting groove 121 along the axial direction inward for mounting the square shaft 8, the mounting groove 121 is also square, and the size is slightly smaller than that of the square shaft 8, so that the square shaft 8 is in interference fit with the mounting groove 121 and is mounted on the handle 1.

Referring to fig. 6-7, the handle base 7 includes a base body having an inner cavity and a first through hole 71 formed on a top surface of the base body, and the first through hole 71 is communicated with the inner cavity; the inner cavity is used for accommodating the elastic base 5, and a positioning convex strip 72 for positioning the elastic base 5 is also arranged on the inner cavity. In addition, the top surface of the handle base 7 is also provided with a first convex edge 73 and mounting holes 74 respectively arranged at two sides of the first convex edge 73; when the handle base 7 is mounted, the handle base is attached to the door or window by fastening members such as screws or bolts.

Referring to fig. 1, the handle base 7 further includes a base cover 4, a through hole is formed in the middle of the base cover 4, and when the base cover 4 covers the top surface of the base body, the first protruding edge 73 of the base body passes through the through hole. The seat cover 4 and the seat body may be connected by sliding and clamping, or may be fixed by other conventional connection methods such as a fastener, and the connection is not limited here.

Referring to fig. 4, the elastic base 5 is also a base body having an inner cavity, the top surface of the base body is provided with a third through hole 51, and the third through hole 51 is communicated with the inner cavity. Positioning bosses 52 for meshing connection with the teeth 6 are further arranged on the side wall of the inner cavity, and in the embodiment, the number of the positioning bosses 52 is two, and the positioning bosses are respectively arranged on the left side wall and the right side wall of the inner cavity. In addition, the inner cavity is also provided with a limit boss 53 for positioning and installing on the inner cavity of the handle seat 7. When the elastic base 5 is placed in the inner cavity of the handle base 7, the limit boss 53 is just abutted against the positioning convex strip 72, so that the elastic base 5 is fixedly installed on the handle base 7. In other embodiments, the elastic seat 5 can be fixed on the handle seat 7 by other conventional connecting means such as fasteners.

Referring to fig. 3 and 5, the cutting die 6 includes a cylindrical body and a second protruding edge 62 disposed on the top surface of the body, and the circumferential edge of the cylindrical body is provided with an annular tooth-shaped groove 61, and the annular tooth-shaped groove 61 is engaged with the positioning boss 52 of the resilient seat 5. The second flange 62 is internally provided with an internal thread, and the extension 12 of the handle 1 is provided with an external thread matching with the internal thread, so that the handle 1 or the thread 6 can be screwed to realize the thread fixed connection between the two. The connecting structure does not need connecting pieces such as screws, bolts and the like, and has simple structure and convenient assembly and disassembly. In order to prevent the square shaft 8 from loosening after the square shaft is used for a period of time, a second through hole 63 for allowing the square shaft 8 to pass through is further formed in the middle of the body, and the second through hole 63 is a polygonal hole; the diameter of the circumscribed circle of the polygonal hole is the same as that of the circumscribed circle of the square shaft 8. In the present embodiment, the polygonal hole is a dodecagonal hole, so that the square shaft 8 can pass through from three directions; in other embodiments, the number of the corners in the polygonal hole is four, and obviously, when the number of the corners in the polygonal hole is larger, the direction in which the square shaft can pass through is also larger, that is, the tightness adjusting range of the threaded connection between the thread 6 and the handle 1 is also larger.

Referring to fig. 8, the extension 12 of the handle 1 sequentially passes through the through hole on the seat cover 4, the first protruding edge 73 of the handle seat 7, the first through hole 71 of the handle seat 7, and the third through hole 51 of the spring seat 5, and is in threaded connection with the second protruding edge 62 on the wheel tooth 6; the square shaft 8 passes through the second through hole 63 of the thread 6 and is mounted in the mounting groove 121 of the extension 12 of the handle 1. When the handle 1 is rotated, the wheel teeth 6 are driven to rotate relative to the elastic seat 5, and the positioning boss 52 has elasticity, so that the annular tooth-shaped groove 61 is continuously meshed with the positioning boss 52 in the rotating process of the wheel teeth 6, so as to drive the square shaft 8 to rotate, and the square shaft is matched with a lock catch (not shown in the figure) arranged on a door or window, and finally the door or window is locked or unlocked.

Referring to fig. 1 and 8 again, when the handle 1 passes through the handle base 7 and is fixedly connected with the thread 6, a gasket 3 is further disposed between the handle 1 and the first convex edge 73 of the handle base 7, and in this embodiment, the gasket 3 is a plastic gasket. The tightness of the threaded connection between the handle 1 and the thread 6 can be enhanced by the provision of the washer 3.

Referring to fig. 1 and 3, an elastic washer 2 is further disposed between the handle bar 1 and the handle base 7, and a cavity 13 for accommodating the elastic washer 2 is disposed at a position of the protruding portion 12 of the handle bar 1; in the present embodiment, the elastic washer 2 is an elastic plastic washer, and has a wide deformation range. Through setting up spring washer 2, can let handle 1 rotate more laborsaving.

In summary, the window screen handle provided by the utility model fixes the handle 1 and the wheel teeth 6 in a threaded connection without adopting the traditional connecting modes such as rivets or screws, and has simple structure and convenient assembly and disassembly; on the other hand, in order to prevent the handle 1 and the thread wheel 6 from being loosened, a second through hole 63 for the square shaft 8 to pass through is formed in the thread wheel 6, so that the thread wheel 6 and the handle 1 are relatively fixed, and the loosening phenomenon is prevented.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A screen window handle, comprising:

the square shaft is arranged in the mounting groove;

2. The screen handle of claim 1, wherein: the surface of the extension part is provided with an external thread, and an internal thread matched with the external thread is arranged in the second convex edge.

3. The screen handle of claim 1, wherein: the middle part of the gear tooth body is provided with a second through hole for the square shaft to pass through, the second through hole is a polygonal hole, and the diameter of an external circle of the polygonal hole is the same as that of the external circle of the square shaft.

4. The screen handle of claim 1, wherein: the handle seat further comprises a seat cover, and the seat cover is connected with the seat body.

5. The screen handle of claim 4, wherein: the base body is also provided with a mounting hole for fixedly mounting on the screen window.

6. The screen handle of any of claims 1-5, further comprising a resilient washer disposed between the handle grip and the handle base.