CN213510084U

CN213510084U - Anti-drop apical axis device

Info

Publication number: CN213510084U
Application number: CN202022030634.5U
Authority: CN
Inventors: 刘文彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-22
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an anti-drop jacking shaft device, which comprises a door leaf fixing seat, a lower shaft sleeve, a door frame fixing plate, an upper shaft sleeve, a connecting shaft and a steel rope, wherein the knotting of the steel rope is blocked by a fixing clip, the other end of the steel rope is also the same, no anti-drop structure can be seen outside the door body, the anti-drop jacking shaft device is the same as a normal side hung door when in use, when the door leaf has installation problem or other problems such as foundation sinking and the like and drops, the door leaf collapses downwards, the steel rope pulls the connecting shaft on the upper part, the lower shaft sleeve is pulled on the lower part, the door can not collapse, compared with the prior art, the utility model can prevent the door leaf from directly falling to the ground when collapsing, people/objects on the ground are hit, the safety of the door is ensured, in addition, the anti-drop structure can not be seen outside by the structural design of the utility model, the beauty of people is not influenced, the installation and adjustment are convenient, and the device has popularization and application values.

Description

Anti-drop apical axis device

Technical Field

The utility model relates to a vertical hinged door anti-drop structure especially relates to an anti-drop apical axis device.

Background

Many things of the vertical hinged door in the current market directly adopt a heaven-earth shaft form, and a top shaft at the upper part of a door leaf is directly inserted into a shaft sleeve arranged on the door leaf, so that the matched part is convenient to use, but the defect exists in that if the top shaft on the upper part is not inserted into the shaft sleeve for a certain depth during installation, the door leaf is opened or closed for many times, the shaft sleeve of the door leaf can be separated from the top shaft, and the door leaf can topple over and smash people/objects; or the top shaft of the door leaf is inserted into the shaft sleeve with proper depth, but the ground for installing the door leaf is not firm, the foundation sinks in a certain time, the door leaf then sinks, and the door leaf has the risk of falling off.

The existing market has few solutions to the hidden danger of door leaf falling, one of the anti-falling structures mostly adopts an anti-falling chain form, namely an iron chain or a steel wire rope is arranged on the door leaf and connected to a reliable structure, the connection is simple and violent, but an iron chain is added outside the door leaf, the attractiveness of the door is influenced when the door is closed, and in addition, the door leaf can also scratch the door leaf and generate collision abnormal sound when the door leaf is opened.

Disclosure of Invention

The utility model aims at providing an anti-drop apical axis device.

In order to achieve the purpose, the utility model is implemented according to the following technical scheme:

the utility model comprises a door leaf fixing seat, a lower shaft sleeve, a door frame fixing plate, an upper shaft sleeve, a connecting shaft and a steel rope, wherein the door leaf fixing seat is fixed on one side of the upper end of a door leaf through a door leaf fixing bolt, the lower shaft sleeve is fixedly arranged on the upper end of the door leaf fixing seat, the door frame fixing plate is fixed on the lower end surface of a door frame through a door frame fixing bolt and is positioned above the door leaf fixing seat, the lower end of the upper shaft sleeve is fixedly connected with the door frame fixing plate, the upper shaft sleeve is positioned in the door frame, meanwhile, the position of the upper shaft sleeve is just opposite to the position of the lower shaft sleeve, the axis of the connecting shaft is provided with a through hole, the upper end of the connecting shaft is arranged in the upper shaft sleeve through a telescopic adjusting device, the lower end of the connecting, the side edge of the lower shaft sleeve is provided with a through hole communicated with the middle part of the lower shaft sleeve, and the lower end of the steel rope penetrates through the through hole of the lower shaft sleeve and is knotted.

Further, the lower shaft sleeve is fixedly connected with the door leaf fixing seat through a shaft sleeve adjusting screw rod, a threaded hole is formed in the side edge of the lower shaft sleeve, one end of the shaft sleeve adjusting screw rod is rotatably connected with the door leaf fixing seat, and the other end of the shaft sleeve adjusting screw rod is in threaded connection with the threaded hole in the side edge of the lower shaft sleeve.

Preferably, the positions of two sides of the door leaf fixing seat, which are positioned on two sides of the lower shaft sleeve, are provided with lower shaft sleeve limiting convex blocks.

Further, flexible adjusting device comprises lever, fulcrum pivot, lever adjusting bolt, the side of going up the axle sleeve is provided with the waist type groove that runs through, the upper segment side of connecting axle is provided with the recess, the one end of lever is passed lie in behind the waist type groove in the recess of connecting axle, the fulcrum position of lever passes through the fulcrum pivot with rotate between the door frame fixed plate and connect, lever adjusting bolt's upper segment sets up two annular flanges, the other end of lever is located between two annular flanges of lever adjusting bolt, lever adjusting bolt's lower extreme with door frame fixed plate threaded connection, and run through the door frame fixed plate.

The utility model has the advantages that:

the utility model relates to an anti-drop apical axis device, compared with the prior art, the utility model discloses a pass the steel cable in the connecting axle, the one end of steel cable is connected on the upper portion connecting axle, and the other end is fixed in the axle sleeve under the flat-open door for directly falling to the ground when preventing that the door leaf from collapsing, pounding people/thing on ground, the safety of guarantee door, in addition, the utility model discloses a structural design makes the outside anti-disengaging structure that can not see, from not influencing people's pleasing to the eye, has also avoided the current chain of adopting to cut to rub and collide the abnormal sound scheduling problem, and the installation is adjusted conveniently, has the value of popularization and application.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

fig. 2 is an external structural view of the present invention;

FIG. 3 is a schematic diagram of the falling-off process of the present invention;

fig. 4 is a schematic structural view after the falling off of the present invention.

In the figure: 1-door frame, 2-door leaf, 3-door leaf fixing seat, 4-door leaf fixing bolt, 5-lower shaft sleeve, 6-shaft sleeve adjusting screw, 7-door frame fixing plate, 8-door frame fixing bolt, 9-upper shaft sleeve, 10-connecting shaft, 11-steel rope, 12-waist-shaped groove, 13-lever, 14-fulcrum rotating shaft, 15-lever adjusting bolt and 16-lower shaft sleeve limiting lug.

Detailed Description

The invention will be further described with reference to the drawings and specific embodiments, illustrative embodiments and description of which are provided herein to explain the invention, but not as a limitation thereof.

As shown in fig. 1-4: the utility model comprises a door leaf fixing seat 3, a lower shaft sleeve 5, a door frame fixing plate 7, an upper shaft sleeve 9, a connecting shaft 10 and a steel rope 11, wherein the door leaf fixing seat 3 is fixed on one side of the upper end of a door leaf 2 through a door leaf fixing bolt 4, the lower shaft sleeve 5 is fixedly arranged at the upper end of the door leaf fixing seat 3, the door frame fixing plate 7 is fixed on the lower end surface of a door frame 1 through a door frame fixing bolt 8 and is positioned above the door leaf fixing seat 3, the lower end of the upper shaft sleeve 9 is fixedly connected with the door frame fixing plate 7, the upper shaft sleeve 9 is positioned in the door frame 1, meanwhile, the position of the upper shaft sleeve 9 is over against the position of the lower shaft sleeve 5, the axis of the connecting shaft 10 is provided with a through hole, the upper end of the connecting shaft 10 is arranged in the upper shaft sleeve, the upper end of the steel rope 11 penetrates through a through hole in the middle of the connecting shaft 10 and is knotted, a through hole communicated with the middle of the lower shaft sleeve 5 is formed in the side edge of the lower shaft sleeve 5, and the lower end of the steel rope 11 penetrates through the through hole of the lower shaft sleeve 5 and is knotted.

The knotting of the steel rope is clamped by a fixing clip, so that the head of the steel rope is larger than the diameter of the door shaft hole; the other end is also the same, the steel rope penetrates through the through hole of the lower shaft sleeve, and the protruded steel rope is also clamped by a clamp in an upper mode; like this, anti-drop door-hinge installation is accomplished the back, can not see any anti-drop structure in the external portion of a body, and is the same with normal vertical hinged door during the use, when the door leaf appears the installation problem or the ground sinks other problems such as take place to drop, and the door leaf collapses downwards, and wire rope is owing to the connecting axle is being pulled to upper portion, and the lower part is pulling down the axle sleeve, and the door just can not take place to collapse, has ensured people/article's safety.

Further, the lower shaft sleeve 5 is fixedly connected with the door leaf fixing seat 3 through a shaft sleeve adjusting screw 6, a threaded hole is formed in the side edge of the lower shaft sleeve 5, one end of the shaft sleeve adjusting screw 6 is rotatably connected with the door leaf fixing seat 3, and the other end of the shaft sleeve adjusting screw 6 is in threaded connection with the threaded hole in the side edge of the lower shaft sleeve 5.

Preferably, the positions of two sides of the door leaf fixing seat 3, which are located at two sides of the lower shaft sleeve 5, are provided with lower shaft sleeve limiting convex blocks 16.

The horizontal position of axle sleeve on door leaf fixing base 3 can be adjusted down in the effect of axle sleeve adjusting screw, does benefit to the position of installation connecting axle 10 back door leaf not just to correct the door leaf through adjusting the position that axle sleeve adjusting screw removed the axle sleeve down.

Further, flexible adjusting device comprises lever 13, fulcrum pivot 14, lever adjusting bolt 15, the side of going up axle sleeve 9 is provided with waist type groove 12 that runs through, the upper segment side of connecting axle 10 is provided with the recess, the one end of lever 13 is passed lie in behind waist type groove 12 in the recess of connecting axle 10, the fulcrum position of lever 13 passes through fulcrum pivot 14 with rotate between the door frame fixed plate 7 and be connected, the upper segment of lever adjusting bolt 15 sets up two annular flanges, the other end of lever 13 is located between two annular flanges of lever adjusting bolt 15, the lower extreme of lever adjusting bolt 15 with door frame fixed plate 7 threaded connection, and run through door frame fixed plate 7.

Firstly, the connecting shaft 10 is lifted up by rotating the lever adjusting bolt 15 downwards, the lever adjusting bolt 15 is rotated reversely to move upwards after the door leaf is placed in, and the lever presses the connecting shaft 10 downwards until the connecting shaft 10 is inserted into the lower shaft sleeve 5, so that the installation is finished.

Fig. 3 is a schematic view showing a door leaf falling process; fig. 4 is a schematic view of the structure of the steel rope hanging the door after the door falls off.

The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims

1. The utility model provides an anti-drop apical axis device which characterized in that: the door leaf fixing seat is fixed on one side of the upper end of a door leaf through a door leaf fixing bolt, the lower shaft sleeve is fixedly arranged at the upper end of the door leaf fixing seat, the door frame fixing plate is fixed on the lower end face of a door frame through a door frame fixing bolt and is positioned above the door leaf fixing seat, the lower end of the upper shaft sleeve is fixedly connected with the door frame fixing plate, the upper shaft sleeve is positioned in the door frame, meanwhile, the position of the upper shaft sleeve is over against the position of the lower shaft sleeve, a through hole is formed in the axis of the connecting shaft, the upper end of the connecting shaft is arranged in the upper shaft sleeve through a telescopic adjusting device, the lower end of the connecting shaft is positioned in the lower shaft sleeve and can rotate, and the upper end of the steel rope penetrates through the through hole in the middle of the connecting shaft and, the side edge of the lower shaft sleeve is provided with a through hole communicated with the middle part of the lower shaft sleeve, and the lower end of the steel rope penetrates through the through hole of the lower shaft sleeve and is knotted.

2. The anti-drop jack device according to claim 1, wherein: the lower shaft sleeve is fixedly connected with the door leaf fixing seat through a shaft sleeve adjusting screw rod, a threaded hole is formed in the side edge of the lower shaft sleeve, one end of the shaft sleeve adjusting screw rod is rotatably connected with the door leaf fixing seat, and the other end of the shaft sleeve adjusting screw rod is in threaded connection with the threaded hole in the side edge of the lower shaft sleeve.

3. The anti-drop jack device according to claim 2, wherein: and lower shaft sleeve limiting lugs are arranged at the positions of two sides of the door leaf fixing seat, which are positioned at two sides of the lower shaft sleeve.

4. The anti-drop jack device according to claim 1, wherein: flexible adjusting device comprises lever, fulcrum pivot, lever adjusting bolt, the side of going up the axle sleeve is provided with the waist type groove that runs through, the upper segment side of connecting axle is provided with the recess, the one end of lever is passed be located behind the waist type groove in the recess of connecting axle, the fulcrum position of lever passes through the fulcrum pivot with rotate between the door frame fixed plate and be connected, lever adjusting bolt's upper segment sets up two annular flanges, the other end of lever is located between two annular flanges of lever adjusting bolt, lever adjusting bolt's lower extreme with door frame fixed plate threaded connection, and run through the door frame fixed plate.