CN110805369A

CN110805369A - Adjustable access door opening and closing structure

Info

Publication number: CN110805369A
Application number: CN201910712310.9A
Authority: CN
Inventors: 何静姿; 翁延华; 王晓敏; 安浩亮; 余国潮; 张长庆; 马凯; 杨思媛
Original assignee: Zhejiang Yasha Decoration Co Ltd
Current assignee: Zhejiang Yasha Decoration Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-02-18
Anticipated expiration: 2039-08-02
Also published as: CN110805369B

Abstract

The invention discloses an adjustable access door opening and closing structure, which comprises two fixed plates respectively fixed with an access door and a wall body, wherein two hinge points are respectively arranged on the two fixed plates, the two hinge points are respectively connected with a hinged arm and a connecting arm, the connecting arm is positioned at the outer side of the hinged arm, the hinged arms on different fixed plates are respectively hinged with the connecting arm on the other fixed plate, the two hinged arms are hinged, a leveling member capable of being adjusted in a telescopic mode is arranged on the connecting arm, and one end of the leveling member can abut against the hinged arm when the access door is closed; the connecting arm is further provided with a telescopic adjusting limiting part, and one end of the limiting part can abut against the fixed plate when the access door is opened. The invention has the advantages that the fire safety performance of the super high-rise building is greatly improved; the integrity of the facing material in the using process is ensured; through the leveling piece, when the access door has different flatness from the wall surface, the quick adjustment can be carried out, and the time and the cost of later maintenance are saved.

Description

Adjustable access door opening and closing structure

Technical Field

The invention relates to the technical field of architectural decoration, in particular to an adjustable access door opening and closing structure.

Background

In order to execute the relevant fire-fighting regulation and successfully pass the fire-fighting acceptance, an access door must be manufactured in the area with fire hydrant or strong and weak electric well, but in reality, the following problems exist: 1. the traditional access door with a single-sided hinge opening mode is limited in opening angle, the fire hydrant is required to be opened at an angle of more than 120 degrees at present, but the fire hydrant cannot be opened at an angle of 90 degrees even if the fire hydrant is limited by decorative materials and environments in many places, and once danger occurs or fire fighting is accepted, the fire hydrant cannot be bought, so that serious consequences can be caused; 2. the fire control access door is used for a long time because its dead weight is great, and the junction is not hard up easily, leads to access door veneer and peripheral wall body roughness to differ, influences the design impression. 3. Opening the access door often can destroy the decorative material on surface, because of the access door thickness increase after the fitment, also by the recompression for the gap of effect access door and wall around, so in case open and easily damage the decorative material surface, such condition is very common at the stone material access door, easily causes the stone material to break limit unfilled corner.

In order to enlarge the opening angle of the access door, improve the structural strength and prolong the service life of the access door connecting structure, people improve the access door connecting structure.

For example, chinese patent document No. CN 207245491U, published as 2018, 4, 17, and entitled "a concealed fire door and wall connecting member", discloses a concealed fire door and wall connecting member, which includes a door rod, a hinge connector, a first door shaft and a second door shaft, wherein the first door shaft is fixedly connected to a door leaf of the fire door, the second door shaft is fixedly connected to the door rod, the first door shaft and the second door shaft are both connected to the hinge connector by hinges, the upper portion of the door rod is fixed to a main keel of a vitrified tile skeleton on a wall body by a connecting angle steel, and the lower portion of the door rod is fixed to the ground. Through setting up two door axles, first door axle drives the fire door leaf and carries out 0-90 opening angle, opens 90 backs, and the relative second door axle of rethread hinge connector carries out 90-180 opening angle with the fire door leaf to can realize that the door opens 160 and give other materials 180, satisfy the construction demand, its weak point lies in: 1. due to the fact that the hinge structures of the single shafts are connected, door and window movement is easily caused, the hinge is not provided with a leveling structure when the door and the window are closed, and under the condition that installation gaps exist at the positions of the pivots or deformation of the connecting parts is caused due to long service time, dislocation between the actual position and the ideal position of the door and the window is easily caused, the door and the window are not parallel to a wall surface, potential safety hazards exist, and the surface of a decoration material is easily damaged; 2. although can open the access door completely, owing to lack limit structure, when the gap appears in hinge department, its angle limit is greater than 180 and can lead to access door veneer and wall veneer to collide, destroys the finish material.

Therefore, it is necessary to design an adjustable access door opening and closing structure capable of adjusting the gaps of the arms of the hinge and preventing the opening angle of the access door from being too large.

Disclosure of Invention

The invention provides an adjustable access door opening and closing structure, which can adjust the gap of each arm of an adjusting hinge, ensure the leveling of the access door when the access door is closed, prevent the overlarge opening angle of the access door and improve the integrity of the surface of a decoration material.

In order to achieve the above object, the present invention adopts the following technical solutions.

An adjustable access door opening and closing structure comprises two fixed plates which are respectively fixed with an access door and a wall body, wherein two hinge points are respectively arranged on the two fixed plates, the two hinge points are respectively connected with a hinged arm and a connecting arm, the connecting arm is positioned on the outer side of the hinged arm, the hinged arms on different fixed plates are respectively hinged with the connecting arm on the other fixed plate, the two hinged arms are hinged, a leveling member capable of being adjusted in a telescopic mode is arranged on the connecting arm, and one end of the leveling member can abut against the hinged arm when the access door is closed; the connecting arm is further provided with a limiting piece capable of being adjusted in a telescopic mode, and one end of the limiting piece can abut against the fixing plate when the access door is opened between 160 degrees and 180 degrees.

The fixed plate, the hinged arm and the connecting arm are hinged, due to the position relation of the hinge, dislocation exists in each structure, the leveling piece and the fixed plate are dislocated when the leveling piece abuts against the hinged arm, and position interference cannot be generated when the leveling piece and the limiting piece rotate relative to the opening and closing structure. When the access door rotates, a hinge point on the fixed plate is matched with the hinge arm to synchronously rotate, the distance between the outer end of the fixed plate and the outer end of the hinge arm is continuously reduced, so that the opening angle of the access door reaches over 160 degrees, fire-fighting equipment can be completely opened, the access door successfully passes fire-fighting acceptance and has emergency capacity in the use process; the fire safety performance of the super high-rise building is greatly improved. The limiting piece ensures that the access door cannot be opened excessively by more than 180 degrees, ensures that the facing material cannot collide in the use process, and ensures the integrity of the facing material in the use process; the spacing piece and the leveling piece can adjust the clearance of even arm and clamp plate, articulated arm, can appear in the access door through the leveling piece when different with wall facing roughness, carry out quick adjustment, need not wholly change, practiced thrift the time and the cost of later stage maintenance, when the access door is closed and wall is synthetic integrative on every side, tight looks joint.

Preferably, the cross section of the fixing plate is L-shaped, and the two hinge points are respectively positioned at the two ends of the fixing plate; the articulated arm has an L-shaped cross section, and the folding angle of the articulated arm faces to the side of the fixed plate where the connecting arm is located. The setting of fixed plate and articulated arm L shape can guarantee conveniently to set up the door plant under the condition that two pin joints link to each other and connect, shortens the linear distance of pin joint, has increased the vacant space of inside, the rotation of square plate door plant.

Preferably, the connecting arm is provided with a leveling screw hole, and the leveling piece is screwed into the leveling screw hole through threads. The leveling member is screwed with the leveling screw hole to adjust the extension length, so that the adjustment is convenient, and the limiting effect of the leveling member on the articulated arm is reliable.

Preferably, the connecting arm is provided with a limiting screw hole, the limiting part is screwed into the limiting screw hole through threads, and one end of the limiting part abuts against the corresponding fixing plate when the access door is opened by 180 degrees. The extension length of the limiting part is adjusted by screwing the limiting part with the limiting screw hole, the limiting effect of the limiting part on the fixing plate is reliable, the screwing length of the limiting part in the limiting screw hole can be adjusted at will, and the adjustment is convenient.

Preferably, the stopper is a cylinder with a full thread on the circumferential side, and one end of the stopper is provided with a stopper tongue and groove for screwing. The locating part can all be twisted in linking the arm, prevents that the tip of locating part from exposing outside linking the arm, improves the security that links the arm and use, prevents that the locating part from rotating to link the arm and using and causing the interference.

Preferably, the leveling member is a cylindrical body with a full thread on the peripheral side, and one end of the leveling member is provided with a leveling tongue and groove for screwing. The leveling pieces can be completely screwed into the connecting arm, the end parts of the leveling pieces are prevented from being exposed outside the connecting arm, and the safety is high.

Preferably, one side of the connecting arm facing the articulated arm is provided with a convex leveling lantern ring at the leveling screw hole, and the leveling lantern ring is internally provided with a thread matched with the leveling piece. The screw thread screwing length of the leveling piece in the connecting arm is prolonged through the leveling lantern ring, the positioning reliability of the leveling piece is improved, the leveling piece can be screwed into the adjusting lantern ring, the adjusting range of the leveling piece is expanded, and the leveling capability of the leveling piece is improved.

Preferably, one side of the connecting arm facing the fixing plate is provided with a convex limiting lantern ring at the limiting screw hole, and the limiting lantern ring is internally provided with a thread matched with the limiting part. The screw thread screwing length of the limiting part in the connecting arm is prolonged through the limiting sleeve ring, the positioning reliability of the limiting part is improved, the limiting part can be screwed into the limiting sleeve ring, and the limiting capacity of the limiting part is improved.

Preferably, the two fixing plates are arranged in a central symmetry manner; the limiting part and the leveling part are respectively arranged on one arm, and the limiting part and the leveling part are respectively positioned on different connecting arms. Because two fixed plates are in a central symmetrical structure and the hinged arms are symmetrically hinged, the whole leveling and limiting of the opening and closing structure can be completed only by one limiting part and one leveling part, and the adjustment is convenient.

The invention has the advantages that: the outward movement of the integral rotating axis of the access door when the access door is opened is realized, so that the access door is far away from the surrounding wall surface when opened, and the service lives of the decorative surface and the access door are prolonged; the gap between each arm of the hinge can be adjusted and adjusted, and the access door is ensured to be level when closed; the opening angle of the access door can be prevented from being too large, and the integrity of the surface of the decoration material is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view in the process of opening the access door.

Figure 3 is a schematic view of the access door in place after opening.

Fig. 4 is a plan view of the opening and closing structure shown in fig. 3.

In the figure: a first hinge plate 31 and a second hinge plate 32 of a fixing plate 3 of a wall body 2 of the access door 1 are connected with a 4 hinge arm 5 and a leveling member 6 and a limiting member 7 of a leveling collar 61 and a limiting collar 71.

Detailed Description

The invention is further described below with reference to the figures and specific embodiments.

In fig. 1, an adjustable access door opening and closing structure comprises two fixing plates 3 fixed with an access door 1 and a wall body 2 respectively, wherein one fixing plate 3 fixes the access door 1, and the other fixing plate 3 is fixed on the wall surface. The two fixing plates 3 are arranged in a central symmetry mode, two hinge points are respectively arranged on the two fixing plates 3, a first hinge plate 31 and a second hinge plate 32 are vertically arranged on the fixing plates 3, the length of the first hinge plate 31 is smaller than that of the second hinge plate 32, the cross section of the fixing plates 3 is in an L shape due to the arrangement of the first hinge plate 31 and the second hinge plate 32, and the two hinge points are respectively located at the two end portions of the fixing plates 3, namely the outer ends of the first hinge plate 31 and the second hinge plate 32; the two hinge points are respectively connected with the hinge arm 5 and the connecting arm 4, and the connecting arm 4 is in a straight plate shape. The hinge arm 5 is hinged with a second hinge plate 32; the connecting arm 4 is hinged with a first hinge plate 31. The connecting arm 4 is positioned at the outer side of the hinge arm 5, the hinge arms 5 on different fixing plates 3 are respectively hinged with the connecting arm 4 on another fixing plate 3, the two hinge arms 5 are hinged, the cross section of each hinge arm 5 is L-shaped, and the folding angle of each hinge arm 5 faces to the side, where the connecting arm 4 is positioned, on the fixing plate 3. The connecting arm 4 is provided with a leveling piece 6 which is opposite to the hinged arm 5 and can be adjusted in a telescopic way, and one end of the leveling piece 6 can prop against the hinged arm 5 when the access door 1 is closed; the connecting arm 4 is further provided with a limiting piece 7 which is just opposite to the fixing plate 3 and can be adjusted in a telescopic mode, and one end of the limiting piece 7 can abut against the fixing plate 3 when the access door 1 is opened for 180 degrees. Leveling screw holes are formed in the connecting arms 4, the leveling pieces 6 are screwed into the leveling screw holes through threads, and the leveling pieces 6 can be bolts or studs. In the embodiment, the leveling member 6 is a cylinder with full threads on the peripheral side, and one end of the leveling member 6 is provided with a leveling tongue and groove for screwing. The leveling rabbet can be a straight groove or a cross groove. The side of the connecting arm 4 facing the hinged arm 5 is provided with a convex leveling lantern ring 61 at the leveling screw hole, and the leveling lantern ring 61 is internally provided with a thread matched with the leveling piece 6. When the access door 1 is closed, one end of the leveling member 6 is adjusted to abut against the corresponding hinged arm 5, so that the access door 1 is flush with the wall body 2. Be equipped with spacing screw on linking arm 4, spacing member 7 closes into spacing screw through the screw thread is twisted, when access door 1 opened 180 degrees, closes the length through the screw thread twist of adjusting spacing member 7 and makes one end of spacing member support corresponding fixed plate 3. The limiting member 7 may be a bolt or a stud. In the embodiment, the limiting member 7 is a cylinder with full threads on the periphery, and one end of the limiting member 7 is provided with a limiting tongue and groove for screwing. The limiting rabbet can be a straight groove or a cross groove. A convex limiting lantern ring 71 is arranged at the limiting screw hole on one side of the connecting arm 4 facing the fixing plate 3, and a screw thread matched with the limiting piece 7 is arranged in the limiting lantern ring 71. As shown in fig. 4, only one of the limiting member 7 and the leveling member 6 is provided, and the limiting member 7 and the leveling member 6 are respectively located on different link arms 4. The limiting piece 7 is fixed on the left connecting arm 4 and is positioned at the upper end of the left connecting arm 4 so as to be capable of abutting against the second hinge plate 32 on the left fixing plate 3. The leveling member 6 is fixed on the right connecting arm 4, and the leveling member 6 is opposite to the hinge arm 5 at the upper end of the right side, so that the rotation of the hinge arm 5 and the fixed plate 3 is not influenced by the leveling member 6.

The opening and closing structure is when using, as shown in fig. 1, one of them fixed plate 3 is fixed on access door 1, another piece is fixed on wall body 2 or framework, when access door 1 is closed, wall body 2 and access door 1 are located the coplanar, set up leveling member 6 on the even arm 4 of left side fixed plate 3, set up locating part 7 on the even arm 4 of right side fixed plate 3, the tip of leveling member 6 supports articulated arm 5, in access door 1 use, the condition inconsistent with the wall flatness appears in access door 1, in time adjust, through screwing in or unscrewing leveling member 6, adjust the contained angle between articulated arm 5 that left side even arm 4 and right side fixed plate 3 link, thereby control guarantees that the roughness of access door 1 that two fixed plates 3 link is unanimous with wall body 2. The whole replacement is not needed, and the time and the cost of later maintenance are saved. When access door 1 is opened or closed, as shown in fig. 2, open as an example with access door 1, left side access door 1 upwards rotates and opens, even arm 4 on same fixed plate 3 shortens with the distance of articulated arm 5, even arm 4 and the 5 contained angles grow of articulated arm on another fixed plate 3, the distance between access door 1 and the door body enlarges, thereby at the rotatory in-process of opening of access door 1, the continuous outside transfer in holistic axle center of access door 1, the bigger axle center of opening angle is far away from the wall more, keep away from wall around when access door 1 opens, thereby guarantee that access door 1 opening angle reaches more than 160 degrees, reach 180 degrees even, fire-fighting equipment can open completely, pass through fire control acceptance smoothly and possess emergency capacity in the use. When the access door 1 rotates in place, as shown in fig. 3, the connecting arm 4 with the limiting piece 7 below, namely the connecting arm 4 on the right side in fig. 2, the end of the limiting piece 7 abuts against the second hinge plate 32 of the fixing plate 3, and the distance between the limiting piece 7 and the second hinge plate 32 is from far to far in the process of opening the access door 1, the limiting piece 7 cannot interfere with the rotating process of the access door 1, the adjustment of the angle between the lower side connecting arm 4 and the second hinge plate 32 of the lower side can be completed by adjusting the screwing length of the limiting piece 7, the connecting arm 4 and the limiting ring 71, further, the integral rotating angle of the opening and closing structure is adjusted, the excessive rotation of the access door 1 is prevented, the collision between the access door 1 and the wall body 2 is prevented, and the collision damage of the finishing material.

Claims

1. An adjustable access door opening and closing structure is characterized by comprising two fixed plates which are respectively fixed with an access door and a wall body, wherein two hinge points are respectively arranged on the two fixed plates, the two hinge points are respectively connected with a hinged arm and a connecting arm, the connecting arm is positioned on the outer side of the hinged arm, the hinged arms on different fixed plates are respectively hinged with the connecting arm on the other fixed plate, the two hinged arms are hinged, a leveling member capable of being adjusted in a telescopic mode is arranged on the connecting arm, and one end of the leveling member can abut against the hinged arms when the access door is closed; the connecting arm is further provided with a limiting piece capable of being adjusted in a telescopic mode, and one end of the limiting piece can abut against the fixing plate when the access door is opened between 160 degrees and 180 degrees.

2. The opening and closing structure of an adjustable access door as claimed in claim 1, wherein the cross-sectional shape of the fixing plate is "L" shaped, and two hinge points are respectively located at two ends of the fixing plate; the articulated arm has an L-shaped cross section, and the folding angle of the articulated arm faces to the side of the fixed plate where the connecting arm is located.

3. The adjustable opening and closing structure of an access door as claimed in claim 1, wherein the connecting arm is provided with a leveling screw hole, and the leveling member is screwed into the leveling screw hole through a screw thread.

4. The adjustable opening and closing structure of an access door as claimed in claim 1, wherein the connecting arm is provided with a limiting screw hole, the limiting member is screwed into the limiting screw hole through a screw, and one end of the limiting member abuts against the corresponding fixing plate when the access door is opened at 180 degrees.

5. The adjustable opening and closing structure of an access door as claimed in claim 4, wherein the limiting member is a cylinder with full screw threads on the periphery, and one end of the limiting member is provided with a limiting tongue-and-groove for screwing.

6. The adjustable opening and closing structure of the access door as claimed in claim 3, wherein the leveling member is a cylinder with full threads on the periphery, and one end of the leveling member is provided with a leveling tongue-and-groove for screwing.

7. An adjustable access door opening and closing structure as claimed in claim 3 or 6, wherein a protruding leveling sleeve ring is provided at the leveling screw hole on the side of the connecting arm facing the hinged arm, and a thread matching with the leveling member is provided in the leveling sleeve ring.

8. The opening and closing structure of an adjustable access door as claimed in claim 4 or 5, wherein a protruding limiting sleeve ring is arranged at the limiting screw hole on one side of the connecting arm facing the fixing plate, and a thread matched with the limiting member is arranged in the limiting sleeve ring.

9. The opening and closing structure of an adjustable access door according to claim 1, 2, 3 or 4, wherein the two fixing plates are arranged in a central symmetry manner; the limiting part and the leveling part are respectively arranged on one arm, and the limiting part and the leveling part are respectively positioned on different connecting arms.