CN218563364U

CN218563364U - Quick connection structure and door frame hang box fixing system

Info

Publication number: CN218563364U
Application number: CN202222345109.1U
Authority: CN
Inventors: 许姜德
Original assignee: Guangdong OPK Smart Home Technology Co Ltd
Current assignee: Guangdong OPK Smart Home Technology Co Ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-03-03
Anticipated expiration: 2032-09-02

Abstract

The utility model provides a box fixed system is hung to quick connect structure and door frame, wherein, quick connect structure includes: a main body, wherein a blank holder is arranged on the main body; the positioning hole is arranged on the main body and is obliquely arranged from the end surface to the bottom surface of the main body; and the screw is embedded in the positioning hole, the inner diameter of the positioning hole is smaller than the major diameter of the screw, and the front end of the screw can extend out of the positioning hole to the bottom surface of the main body. The inner diameter of the positioning hole arranged in the utility model is smaller than the major diameter of the screw, so that the main body can directly pre-install the screw in the positioning hole after production, thereby avoiding the situation that the screw is lost when in use; meanwhile, the screw can be tapped on the inner wall of the positioning hole, and the produced screw thread can be matched with the external thread on the screw to fix the screw, so that the screw is prevented from loosening.

Description

Quick connection structure and door frame hang box fixing system

Technical Field

The utility model relates to a hardware fitting technical field especially relates to a box fixed system is hung to quick connect structure and door frame.

Background

When hardware such as doors and windows and the like are assembled, the hardware is often matched with other hardware, so that the problem that the matched hardware and the matched hardware are combined exists. Most of the conventional means are fixedly connected by using screws or bolts, and the connection mode is inconvenient to assemble, disassemble and adjust at the later stage.

Chinese patent publication No. CN209398129U discloses a door frame hanging box, which is a component of an upper hanging pulley device for a hanging sliding door, the door frame hanging box includes: the box body, the positioning screw and the connecting screw rod are arranged; the two sides of the box body along the length direction are provided with blank holders which are used for being matched with the upper edge frame fixing grooves of the door; one end of the box body close to the side edge of the door is provided with a positioning groove, the positioning groove is opened towards the lower surface of the box body and is provided with a part which gradually reduces the cross section area towards the inner side of the box body along the length direction of the box body; the locating slot is used for enclosing a locating hole with the fixed slot, and a locating screw is inserted into the locating hole. When the hanging type door is used, the connecting screw is installed on the upper hanging pulley, then the hanging box is inserted into the fixing groove corresponding to the upper frame section bar of the door, finally, the positioning screw is screwed in from one end of the positioning groove, and along with the inclination of the positioning groove, the positioning screw gradually jacks up the box body to fix the box body on the upper frame of the door.

However, when the above patent is used, the positioning hole is surrounded by the positioning groove and the fixing groove, that is, the screw exists as an accessory before the box body and the door are assembled, so that the screw is easily lost, and an ordinary user cannot know the size of the screw after the screw is lost, and the accessory is difficult to find.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a quick connect structure, its simple structure can the pre-installation screw, reduces the probability that the screw was lost.

Another object of the utility model is to provide a box fixed system is hung to door frame, its convenient to use can realize hanging the rapid Assembly of pulley and door plant:

the embodiment of the utility model discloses a realize through following technical scheme:

a quick connect structure comprising: a main body, wherein a blank holder is arranged on the main body; the positioning hole is arranged on the main body and is obliquely arranged from the end face of the main body to the bottom face; and the screw is embedded in the positioning hole, the inner diameter of the positioning hole is smaller than the major diameter of the screw, and the front end of the screw can extend out of the positioning hole to the bottom surface of the main body.

According to a preferred embodiment, the pilot hole comprises a full hole section and a half hole section connected to each other; the inner diameter of the full-hole section is smaller than the major diameter of the screw; the half-hole section is arranged on the bottom surface of the main body.

According to a preferred embodiment, the half-hole section is a light hole.

According to a preferred embodiment, a reinforcing block is arranged on the outer wall of the main body, and an extending hole is formed in the reinforcing block, communicated to the positioning hole and coaxial with the positioning hole.

According to a preferred embodiment, the elongated hole is a light hole.

According to a preferred embodiment, the body is integrally formed with the reinforcing block.

According to a preferred embodiment, the lower surface of the reinforcing block is coplanar with the bottom surface of the main body.

According to a preferred embodiment, the lower surface of the reinforcing block is provided with a limiting projection.

The utility model provides a box fixed system is hung to door frame, includes frame and box body above the door, the box body includes foretell quick connect structure, wherein: a fixing groove is formed in the upper frame of the door, and a retaining shoulder is arranged on the inner wall of the fixing groove; when the box body is clamped in the fixing groove, the blank pressing is positioned on the lower side of the retaining shoulder.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

the inner diameter of the positioning hole arranged in the utility model is smaller than the major diameter of the screw, so that the main body can directly pre-install the screw in the positioning hole after production, thereby avoiding the situation that the screw is lost when in use; meanwhile, the screw can be tapped on the inner wall of the positioning hole, and the produced screw thread can be matched with the external thread on the screw to fix the screw, so that the screw is prevented from loosening.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of an upper door frame according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of a main body according to an embodiment of the present invention;

fig. 3 is a schematic view of a first three-dimensional structure of a main body according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a second three-dimensional structure of the main body according to the embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of the main body after being assembled with screws according to the embodiment of the present invention;

fig. 6 is a schematic perspective view of the main body after being assembled with the screw according to the embodiment of the present invention.

An icon: 1-main body, 11-full-hole section, 12-half-hole section, 13-reinforcing block, 131-extending hole, 132-limiting protrusion, 14-blank holder, 15-notch, 2-upper door frame, 21-fixing groove, 22-retaining shoulder and 3-screw.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

For convenience of description, the present embodiment will be described by taking the assembly of two components, namely the hanging sliding door and the hanging pulley, as an example. It should be noted that, although the present embodiment is described by taking the assembly of the hanging sliding door and the hanging pulley as an example, the application scenario of the quick connection structure of the present invention is not limited thereto.

As shown in fig. 1, the upper frame 2 is a door upper frame 2, and the door upper frame 2 is mounted on a door panel of a suspended sliding door and used for mounting structural members such as a hanging pulley and a damper on the door panel. Specifically, the door upper frame 2 is provided with a fixing groove 21, and a catch shoulder 22 is provided on an inner wall of the fixing groove 21.

In this embodiment, referring to fig. 2 to 6, a quick connection structure is applied to a situation of a door hanging box (when the hanging box is used, one end of the hanging box is connected to a door panel, and the other end of the hanging box is connected to a hanging pulley), and is used in cooperation with an upper frame 2 of a door, and includes a main body 1 and a screw 3, wherein: the main body 1 is provided with a blank holder 14 matched with a stop shoulder 22 of a fixing groove 21 of the upper frame 2 of the door; the side wall of the main body 1 is provided with a positioning hole, the screw 3 is embedded in the positioning hole, the inner diameter of the positioning hole is smaller than the major diameter of the screw 3, when the main body 1 is embedded in the fixing groove 21, the front end of the screw 3 can extend out of the positioning hole to the bottom surface of the main body 1, namely the front end of the screw 3 can extend out of the bottom surface of the fixing groove 21; when the screw 3 moves in the axial direction of the positioning hole until the front end of the screw 3 abuts against the bottom surface of the fixing groove 21 and the screw 3 continues to move in this direction, the pressing edge 14 can abut against the stopper shoulder 22. When the quick connector is used, the main body 1 is firstly embedded into the fixing groove 21, so that the pressing edge 14 is positioned at the lower side of the blocking shoulder 22, at the moment, the blocking shoulder 22 can be matched with the pressing edge 14 to limit the main body 1 in the vertical direction, but the main body 1 can slide relative to the fixing groove 21 in the horizontal direction, specifically the extending direction of the fixing groove 21; then the user moves the main body 1 to a proper position in the fixing groove 21, and rotates the screw 3 to enable the screw to move axially along the positioning hole until the front end of the screw 3 abuts against the bottom surface of the fixing groove 21, and then continues to move the screw 3 in the direction (rotate the screw 3, and apply external force axially along the screw 3), the screw 3 lifts the main body 1 upwards under the support of the bottom surface of the fixing groove 21, so that the pressing edge 14 abuts against the shoulder 22, static friction force is generated between the pressing edge 14 and the shoulder 22 to limit the position of the main body 1 in the extending direction of the fixing groove 21, and therefore quick connection of the main body 1 and the door upper frame 2 is achieved, and quick installation of a hanging pulley and a door panel is achieved. In the embodiment, the inner diameter of the positioning hole is smaller than the major diameter of the screw 3, so that the screw 3 embedded in the positioning hole can be safely clamped in the positioning hole, namely the screw 3 can be directly preassembled in the positioning hole after the main body 1 is produced, and the situation that the screw 3 is lost in use is avoided; meanwhile, when the positioning hole is used, the inner diameter of the positioning hole is smaller than the major diameter of the screw 3, so that when the screw 3 moves in the positioning hole, the screw 3 can tap on the inner wall of the positioning hole, the generated threads are matched with the external threads on the screw 3 to fix the screw 3, and the screw 3 can be prevented from loosening.

In this embodiment, the inner diameter of the positioning hole is preferably slightly smaller than the major diameter of the screw 3. Since the positioning hole is slightly smaller than the major diameter of the screw 3, the tapping depth is shallow, and the external thread of the screw 3 cannot be damaged. When in use, the hardness of the material of the screw 3 is greater than that of the inner wall of the positioning hole.

In the present embodiment, as shown in fig. 2 and 5, the positioning holes are provided obliquely toward the bottom surface of the main body 1. The obliquely arranged positioning hole facilitates guiding the screw 3 mounted in the positioning hole to abut against the bottom surface of the fixing groove 21. In the present embodiment, it is preferable that the positioning holes are inclined from the end face of the main body 1 toward the bottom face for the convenience of installation and user operation.

Specifically, as shown in fig. 2, the pilot hole includes a full-hole section 11 and a half-hole section 12 connected to each other; the inner diameter of the full-hole section 11 is smaller than the major diameter of the screw 3; the half-hole section 12 is provided at the bottom surface of the main body 1. Further, the half-bore section 12 is a light bore. In this embodiment, the full-hole section 11 is a closed structure, so that the screw 3 preassembled in the positioning hole can be prevented from falling off, the structural strength of the screw 3 and the positioning hole is improved, and the reliability of the quick connection structure is ensured.

In order to facilitate the screw 3 installed in the positioning hole to smoothly extend to the bottom surface of the fixing groove 21, a notch 15 is formed on the bottom surface of the main body 1, and the notch 15 communicates with the positioning hole to form a half-hole section 12.

Further, as shown in fig. 4 and 5, a reinforcing block 13 is disposed on the outer wall of the main body 1, and an extending hole 131 is disposed on the reinforcing block 13, and the extending hole 131 is communicated to the positioning hole and is coaxial with the positioning hole. In this embodiment, the extension hole 131 is a light hole; and the main body 1 is integrally formed with the reinforcing block 13. The integrally formed design provides greater structural strength of the reinforcement 13 with the body 1. The extension hole 131 and the half-hole section 12 are both designed as unthreaded holes, so that the screw 3 is subjected to small resistance when the extension hole 131 and the half-hole section 12 move, and the assembly of the screw 3 is facilitated. When the door fixing device is used, the front end of the screw 3 is subjected to upward acting force applied by the top surface of the fixing groove 21 after being assembled, the screw 3 is installed in the positioning hole and takes the full-hole section 11 as a fulcrum, the front end of the screw 3 has an upward movement trend, the rear end of the screw 3 has a downward movement trend, and the wall of the extending hole 131 can provide upward supporting force for the rear end of the screw 3 so as to eliminate the movement trend that the front end of the screw 3 rises and the rear end falls, thereby ensuring the matching relation between the screw 3 and the bottom surface of the fixing groove 21 and improving the installation reliability of the main body 1 and the door upper frame 2.

In this embodiment, the lower surface of the reinforcing block 13 is coplanar with the bottom surface of the main body 1. Such a structure is beneficial to the assembly of the main body 1 on the fixing groove 21, that is, both the bottom surface of the main body 1 and the lower surface of the reinforcing block 13 can be attached to the fixing groove 21, thereby facilitating the smooth assembly of the main body 1 into the fixing groove 21 and ensuring that the pressing edge 14 is positioned under the shoulder 22.

In this embodiment, the lower surface of the reinforcing block 13 is provided with a limiting protrusion 132. The limiting protrusion 132 protrudes from the lower surface of the reinforcing block 13, and when the main body 1 is assembled in the fixing groove 21, the limiting protrusion 132 abuts against the end of the fixing groove 21, so that the main body 1 is positioned in an auxiliary manner, and the operation is facilitated.

This embodiment still provides a box fixed system is hung to door frame, including frame 2 and box body on the door, the box body includes foretell quick connect structure, is provided with fixed slot 21 on frame 2 on the door, wherein: when the box body is clamped in the fixing groove 21, the pressing edge 14 is positioned at the lower side of the retaining shoulder 22. When in use, the door frame hanging box fixing system is applied to the assembly of the hanging pulley and the door plate of the hanging sliding door. Specifically, the door upper frame 2 is fixed at the upper end of the door plate, and the hanging pulley is installed on the box body. The door frame hanging box fixing system can realize the quick assembly of the hanging pulley and the door plate.

In this embodiment, the case and the main body 1 are integrally formed.

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 combining the above technical features at will. 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 quick connect structure, comprising:

a main body (1), wherein a blank holder (14) is arranged on the main body (1);

a positioning hole provided in the main body (1), the positioning hole being provided so as to be inclined from an end surface of the main body (1) toward a bottom surface; and

the screw (3) is embedded in the positioning hole, the inner diameter of the positioning hole is smaller than the major diameter of the screw (3), and the front end of the screw (3) can extend out of the positioning hole to the bottom surface of the main body (1).

2. The quick-connect structure of claim 1, characterized in that the locating hole comprises a full hole section (11) and a half hole section (12) connected to each other;

the inner diameter of the full-hole section (11) is smaller than the major diameter of the screw (3);

the semi-hole section (12) is arranged on the bottom surface of the main body (1).

3. The quick connect structure of claim 2 wherein said half-bore section (12) is a light bore.

4. The quick-connect structure of claim 2, characterized in that the main body (1) is provided with a reinforcing block (13) on the outer wall, and the reinforcing block (13) is provided with an extension hole (131), and the extension hole (131) is communicated to the positioning hole and is coaxial with the positioning hole.

5. The quick connect structure of claim 4 wherein said elongated hole (131) is a light hole.

6. The quick-connect structure according to claim 4, characterized in that the main body (1) is integrally formed with the reinforcing block (13).

7. The quick connection according to any one of claims 4 to 6, characterized in that the lower surface of the reinforcing block (13) is coplanar with the bottom surface of the body (1).

8. The quick connect structure of claim 7, characterized in that the lower surface of the reinforcing block (13) is provided with a stop projection (132).

9. A door jamb hanger fastening system comprising a door jamb (2) and a box comprising a quick connect structure according to any of claims 1 to 8, wherein:

a fixing groove (21) is formed in the upper edge frame (2) of the door, and a retaining shoulder (22) is arranged on the inner wall of the fixing groove (21);

when the box body is clamped in the fixing groove (21), the edge pressing (14) is positioned at the lower side of the retaining shoulder (22).