CN211287153U

CN211287153U - Adjustable access door opening and closing structure

Info

Publication number: CN211287153U
Application number: CN201921250564.5U
Authority: CN
Inventors: 翁延华; 余国潮; 张长庆; 王晓敏; 安浩亮; 杨思媛; 马凯
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: 2020-08-18
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses an adjustable access door opening and closing structure, which comprises two fixed plates, wherein the fixed plates are provided with a first hinged plate and a second hinged plate which are vertically arranged, the centers of the two fixed plates are symmetrically arranged, the outer ends of the first hinged plate and the second hinged plate are respectively hinged with a connecting arm and a fixed wall, 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, the connecting arm is provided with a leveling piece which is just opposite to the telescopic adjustment of the hinged arms, and one end of the leveling piece can support the hinged arms when the access door is; the connecting arm is also provided with a limit part which is just opposite to the fixed plate and can be adjusted in a telescopic way, and one end of the limit part can abut against the fixed plate. The utility model has the advantages that the fire safety of the super high-rise building is improved; the integrity of the facing material in the using process is ensured; the maintenance door can be quickly adjusted when the flatness of the wall surface facing is different from that of the access door, so that the time and cost of later maintenance are saved.

Description

Adjustable access door opening and closing structure

Technical Field

The utility model relates to an architectural decoration technical field especially relates to an adjustable access door is opened and close 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 utility model discloses overcome the not hard up access door connection structure junction among the prior art and cause access door veneer and peripheral wall body roughness to differ, access door opening angle is too big causes the not enough of finish facing material collision damage easily, provides an adjustable access door opening and closing structure, can adjust each arm clearance of regulation hinge, to the tie when guaranteeing that the access door is closed, can also prevent simultaneously that access door opening angle is too big, improves the intact performance on finishing material surface.

In order to achieve the above purpose, the present invention adopts the following technical solution.

An adjustable access door opening and closing structure comprises two fixing plates, wherein a first hinged plate and a second hinged plate which are vertically arranged are arranged on the fixing plates, the two fixing plates are arranged in a central symmetry mode, the outer ends of the first hinged plate and the second hinged plate are respectively hinged with a connecting arm and a fixing wall, the connecting arm is positioned on the outer side of the hinged arm, the hinged arms on different fixing plates are respectively hinged with the connecting arm on the other fixing plate, the two hinged arms are hinged, a telescopic adjusting leveling piece which is right opposite to the hinged arms is arranged on the connecting arm, and one end of the leveling piece can abut against the hinged arms when the access door is closed; the connecting arm is also provided with a limit piece which is just opposite to the fixed plate and can be adjusted in a telescopic way, and one end of the limit piece can abut against the fixed plate when the access door is opened between 160 degrees and 180 degrees.

When the access door rotates, the fixed plate is matched with the hinged arm to synchronously rotate, the distance between the outer end of the fixed plate and the outer end of the connecting 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 articulated arm has an "L" shape in cross section, and the angle of the articulated arm faces the side of the fixed plate on which the arm is located. The setting of articulated arm L shape can be guaranteed to open and close the structure and conveniently set up the door plant and connect under the articulated continuous condition of each part, shortens the linear distance of two articulated departments of fixed plate, has increased the free 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 limiting piece is a bolt or a stud; the leveling piece adopts a bolt or a stud. The connection and installation are convenient, the telescopic motion of the limiting part and the leveling part is convenient to control, and the abutting action is reliable.

Preferably, the two hinge arms are connected by a hinge shaft, the two hinge arms are respectively located at both ends of the hinge shaft, and opposite sides of the two hinge arms are attached. 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 part and the fixed plate are dislocated when the leveling part abuts against the hinged arm, position interference of the leveling part and the limiting part when the opening and closing structure rotates can be prevented, the arrangement of the leveling part and the limiting part is facilitated, and production is facilitated.

Preferably, the limiting part and the leveling part are respectively arranged only one, 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 utility model discloses an useful part lies in: 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 diagram 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 top 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 hinge arm 4, a hinge arm 5 and a hinge shaft 51, and a leveling piece 6 is provided with a limiting piece 7.

Detailed Description

The invention is further described with reference to the accompanying drawings 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, 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, 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 first hinge plate 31 and the second hinge plate 32 are arranged to enable the cross section of the fixing plates 3 to be L-shaped, the outer ends of the first hinge plate 31 and the second hinge plate 32 are respectively connected with a connecting arm 4 and a hinge arm 5, 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 located on 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 the other fixing plate 3, the two hinge arms 5 are hinged, the two hinge arms 5 are connected through a hinge shaft 51, the two hinge arms 5 are respectively located at two ends of the hinge shaft 51, and the opposite sides of the two hinge arms 5 are attached. The cross-section of the hinge arm 5 is L-shaped, and the folding angle of the hinge arm 5 faces to the side of the fixed plate 3 where the connecting arm 4 is located. 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 when the access door 1 is opened by 180 degrees, one end of the limiting piece 7 can abut against the corresponding fixing plate 3. Leveling screw holes are formed in the connecting arm 4, the leveling pieces 6 are screwed into the leveling screw holes through threads, and the leveling pieces 6 are bolts or studs. The connecting arm 4 is provided with a limiting screw hole, and the limiting part 7 is screwed into the limiting screw hole through threads. The limiting member 7 may be a bolt or a stud, and a bolt is used in the figure. 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 more far away from the wall surface, keep away from wall surface 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 smoothly and check and accept and possess emergent ability in the use. When the access door 1 rotates in place, as shown in fig. 3, the link arm 4 with the limiting part 7 below, namely, the link arm 4 on the right side in fig. 2, the end part of the limiting part 7 abuts against the second hinge plate 32 of the fixing plate 3, and the distance between the limiting part 7 and the second hinge plate 32 is from far to far, the limiting part 7 cannot interfere with the rotating process of the access door 1, the adjustment of the angle between the lower side link arm 4 and the second hinge plate 32 of the lower side can be completed by adjusting the screwing length of the limiting part 7 and the link arm 4, and further, the integral rotating angle of the opening and closing structure is adjusted, the excessive rotating amount 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 finish materials of the access door 1 is.

Claims

1. An adjustable access door opening and closing structure comprises two fixing plates and is characterized in that a first hinged plate and a second hinged plate which are vertically arranged are arranged on the fixing plates, the two fixing plates are arranged in a central symmetry mode, the outer ends of the first hinged plate and the second hinged plate are respectively hinged with a connecting arm and a fixing wall, the connecting arm is located on the outer side of the hinged arm, the hinged arms on different fixing plates are respectively hinged with the connecting arm on the other fixing plate, the two hinged arms are hinged, a leveling piece which is opposite to the hinged arms in a telescopic adjustment mode is arranged on the connecting arm, and one end of the leveling piece can abut against the hinged arms when the access door; the connecting arm is also provided with a limit piece which is just opposite to the fixed plate and can be adjusted in a telescopic way, and one end of the limit piece can abut against the fixed 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 hinged arm is "L" shaped, and the angle of the hinged arm is toward the side of the fixed plate where the 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 opening and closing structure of an adjustable access door as claimed in claim 4, wherein the limiting member is a bolt or a stud.

6. The adjustable opening and closing structure of an access door as claimed in claim 3, wherein the leveling member is a bolt or a stud.

7. The opening and closing structure of an adjustable access door as claimed in claim 1 or 2, wherein the two hinge arms are connected by a hinge shaft, the two hinge arms are respectively located at both ends of the hinge shaft, and opposite sides of the two hinge arms are attached.

8. The adjustable opening and closing structure of an access door as claimed in claim 1, 2, 3 or 4, wherein only one of the limiting member and the leveling member is provided, and the limiting member and the leveling member are respectively located on different connecting arms.