CN216553470U

CN216553470U - Heavy type backward-pulling wave bead positioning hinge

Info

Publication number: CN216553470U
Application number: CN202123020724.7U
Authority: CN
Inventors: 黎权辉
Original assignee: Zhaoqing Mingwu Door And Window Hardware Products Co ltd
Current assignee: Zhaoqing Mingwu Door And Window Hardware Products Co ltd
Priority date: 2021-12-04
Filing date: 2021-12-04
Publication date: 2022-05-17
Anticipated expiration: 2031-12-04

Abstract

The utility model discloses a heavy rear pull bead positioning hinge, which belongs to the technical field of windowsill hinges and comprises a fixed arm, the fixed arm is rotatably connected with a supporting swing arm, one end of the supporting swing arm is movably connected with the fixed arm through a positioning sliding block, the fixed arm is provided with a chute, the positioning slide block is connected on the chute in a sliding way, the positioning slide block is connected with a locking screw rod in a penetrating and screwed way, cavities are arranged on both sides of the interior of the positioning sliding block, a thread pressing cap is connected with the interior of the cavity, one end of the inner part of the cavity is provided with a wave bead, a compression spring is connected between the wave bead and the thread pressing cap, the positioning holes matched with the beads are formed in the two sides of the top surface of the sliding groove, so that the positioning slider can slide on the fixed arm quickly and can be positioned in a self-locking mode, and the constancy and convenience of the opening angle of the supporting swing arm during opening are guaranteed.

Description

Heavy type backward-pulling wave bead positioning hinge

Technical Field

The utility model relates to the technical field of windowsill hinges, in particular to a heavy-duty rear-pull bead positioning hinge.

Background

The window hinge with adjustable opening and closing force, with the authority bulletin number of (CN 212535399U), extrudes the transmission connecting rod to adjust the position thereof by screwing the eccentric rivet, and further enables the gap between the bearing connecting rod matched with the transmission connecting rod and the transmission connecting rod to be matched more closely, thereby being capable of adjusting the gap virtual position between the transmission connecting rod and the transmission structure between the bearing connecting rods and reducing the gap, thereby preventing the window from being loosened during opening and closing and further improving the sealing performance of the window body and the window frame.

But the existing windowsill hinge still has the problems that the hinge can not be positioned quickly in the opening angle, and the hinge structure is inconvenient to open.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a heavy-duty back-pull bead positioning hinge which realizes quick sliding and self-locking positioning of a positioning sliding block on a fixed arm and ensures the constancy and convenience of a supporting angle when a supporting rotary arm is opened.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a heavy back-pull ripples pearl location hinge, includes the fixed arm, it is connected with the support spiral arm to rotate on the fixed arm, the one end of supporting the spiral arm with through location slider swing joint between the fixed arm, the spout has been seted up on the fixed arm, location slider sliding connection is in on the spout, the location slider runs through the spiro union and has locking screw, the inside both sides of location slider all are provided with the cavity, the internal connection of cavity has the screw thread to press the cap, the inside one end of cavity is provided with ripples pearl, ripples pearl with be connected with compression spring between the screw thread pressure cap, compression spring installs on the screw thread pressure cap, the correspondence of location slider logical groove has been seted up under the ripples pearl, the top surface both sides of spout seted up with the locating hole of ripples pearl looks adaptation.

Further, the diameter of the through groove is smaller than the maximum diameter of the wave bead.

Furthermore, the thread pressing cap is connected with the cavity through threads, and a hexagonal thread groove is formed in the top surface of the thread pressing cap.

Furthermore, one end of the supporting spiral arm is connected with the positioning sliding block through a connecting shaft, and the connecting shaft is installed on the positioning sliding block.

Furthermore, one side of the positioning sliding block is arc-shaped and is matched with one end of the supporting spiral arm.

Furthermore, the fixed arm, the supporting spiral arm and the positioning sliding block are all made of stainless steel materials.

Furthermore, the number of the positioning holes on one side of the top surface of the sliding chute is two.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) this scheme is provided with the location slider, the screw thread is pressed the cap, ripples pearl and locating hole, through the slip of location slider on the fixed arm spout, can push up to support the spiral arm and take place to deflect and prop up the hinge, when ripples pearl bottom is led to the groove and is opposite to the locating hole position, press under the supporting role of cap department compression spring at the inside screw thread of cavity, can push into ripples pearl to the locating hole in, quick slip and the auto-lock location of location slider on the fixed arm have been realized, the constancy and the convenience of opening the angle when having guaranteed to support the spiral arm and opening.

Drawings

FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention;

FIG. 2 is a schematic bottom view of the positioning block of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the interior of the positioning block of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the positioning hole of FIG. 3 according to the present invention.

The reference numbers in the figures illustrate:

1. a fixed arm; 2. a support arm; 3. positioning the sliding block; 4. locking the screw rod; 5. a cavity; 6. a connecting shaft; 7. pressing a cap by screw threads; 8. a compression spring; 9. beads; 10. and (7) positioning the holes.

Detailed Description

The technical solution 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; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-4, a heavy-duty back-pull wave bead positioning hinge comprises a fixed arm 1, a supporting rotary arm 2 is rotatably connected to the fixed arm 1, one end of the supporting rotary arm 2 is movably connected to the fixed arm 1 through a positioning slider 3, a sliding groove is formed in the fixed arm 1, the positioning slider 3 is slidably connected to the sliding groove, a locking screw 4 is screwed through the positioning slider 3, cavities 5 are formed in two sides of the inside of the positioning slider 3, a threaded pressing cap 7 is connected to the inside of each cavity 5, a wave bead 9 is arranged at one end of the inside of each cavity 5, a compression spring 8 is connected between each wave bead 9 and the threaded pressing cap 7, the compression spring 8 is mounted on the threaded pressing cap 7, a through groove is formed right below the corresponding wave bead 9 of the positioning slider 3, positioning holes 10 matched with the wave beads 9 are formed in two sides of the top surface of the sliding groove, and the positioning slider 3 slides on the sliding groove of the fixed arm 1, can push up and support that the spiral arm 2 takes place to deflect and prop up the hinge, when ripples pearl 9 bottom lead to the groove and locate the hole 10 position relative, press under the supporting role of cap 7 department compression spring 8 at cavity 5 internal thread, can push up ripples pearl 9 and go into to locating hole 10 to realized the slip auto-lock location of location slider 3 on fixed arm 1, guaranteed to support the constancy of strutting the angle when spiral arm 2 opens, device simple structure, it is convenient to use.

Referring to fig. 3, in order to prevent the beads 9 from falling out through the through grooves when being inserted into the positioning holes 10, the diameter of the through grooves is smaller than the maximum diameter of the beads 9.

Referring to fig. 3, in order to facilitate screwing the screw pressing cap 7 to slide in the cavity 5, the compression spring 8 is used for adjusting and changing the ejecting force of the wave bead 9, the screw pressing cap 7 is connected with the cavity 5 through a screw, and a hexagonal thread groove is formed in the top surface of the screw pressing cap 7.

Referring to fig. 1 and 2, one end of the supporting swing arm 2 is connected to the positioning slider 3 through a connecting shaft 6, the connecting shaft 6 is mounted on the positioning slider 3, and when the positioning slider 3 slides, the supporting swing arm 2 is supported by the connecting shaft 6 under the stress of the connection between the supporting swing arm 2 and the positioning slider 3.

Referring to fig. 3, in order to avoid the blocking of the positioning sliding block 3 to one end of the supporting swing arm 2 when the supporting swing arm 2 is folded, one side of the positioning sliding block 3 is set to be arc-shaped and is matched with one end of the supporting swing arm 2.

Referring to fig. 2, in order to ensure the strength and durability of the hinge, the fixed arm 1, the supporting radial arm 2 and the positioning slider 3 are made of stainless steel.

Referring to fig. 4, the number of the positioning holes 10 on one side of the top surface of the sliding chute is two, and the two positioning holes 10 can be used for realizing the spreading angle of thirty degrees and sixty degrees for the support radial arm 2.

When in use: through the slip of positioning slider 3 on fixed arm 1 spout, can push up and support that swing arm 2 takes place to deflect and prop up the hinge, when the logical groove of wave pearl 9 bottom is relative with locating hole 10 position, press under the supporting role of cap 7 department compression spring 8 at cavity 5 internal thread, can push into wave pearl 9 in to locating hole 10, realized the slip auto-lock location of positioning slider 3 on fixed arm 1, guaranteed to support the constancy of strutting the angle when swing arm 2 opens.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a heavy back pull ripples pearl positioning hinge, includes fixed arm (1), its characterized in that: the fixing arm (1) is rotatably connected with a supporting spiral arm (2), one end of the supporting spiral arm (2) is movably connected with the fixing arm (1) through a positioning sliding block (3), the fixing arm (1) is provided with a sliding groove, the positioning sliding block (3) is connected onto the sliding groove in a sliding manner, the positioning sliding block (3) is connected with a locking screw rod (4) in a penetrating and screwing manner, cavities (5) are respectively arranged on two sides inside the positioning sliding block (3), a thread pressing cap (7) is connected inside the cavity (5), a wave bead (9) is arranged at one end inside the cavity (5), a compression spring (8) is connected between the wave bead (9) and the thread pressing cap (7), the compression spring (8) is arranged on the thread pressing cap (7), and a through groove is formed in the positioning sliding block (3) under the wave bead (9), and positioning holes (10) matched with the wave beads (9) are formed in the two sides of the top surface of the sliding chute.

2. The heavy duty posterior ball detent hinge of claim 1, wherein: the diameter of the through groove is smaller than the maximum diameter of the wave bead (9).

3. The heavy duty posterior ball detent hinge of claim 1, wherein: the screw thread pressing cap (7) is connected with the cavity (5) through screw threads, and a hexagonal screw groove is formed in the top surface of the screw thread pressing cap (7).

4. The heavy duty posterior ball detent hinge of claim 1, wherein: one end of the supporting spiral arm (2) is connected with the positioning sliding block (3) through a connecting shaft (6), and the connecting shaft (6) is installed on the positioning sliding block (3).

5. The heavy duty posterior ball detent hinge of claim 1, wherein: one side of the positioning sliding block (3) is arc-shaped and is matched with one end of the supporting spiral arm (2).

6. The heavy duty posterior ball detent hinge of claim 1, wherein: the fixed arm (1), the supporting spiral arm (2) and the positioning sliding block (3) are all made of stainless steel materials.

7. The heavy duty posterior ball detent hinge of claim 1, wherein: the number of the positioning holes (10) on one side of the top surface of the sliding chute is two.