CN116378545A

CN116378545A - Invisible access door

Info

Publication number: CN116378545A
Application number: CN202310321586.0A
Authority: CN
Inventors: 袁新周; 于承权
Original assignee: Jiangsu Haojun Huake Housing Industry Co ltd
Current assignee: Jiangsu Haojun Huake Housing Industry Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-07-04

Abstract

The invention discloses an invisible access door, which relates to the technical field of invisible access doors and comprises a wallboard and a door leaf main body movably connected with the wallboard, wherein the wallboard is of a multi-layer structure and comprises a wallboard reinforcing layer arranged in the middle and wallboard protection layers respectively arranged at two ends, the wallboard reinforcing layer is of a hollow structure, a locking part is arranged at the joint of the wallboard reinforcing layer and one end of the door leaf main body, the wallboard reinforcing layer is in locking connection with the door leaf main body through the locking part, a stroke limiting part is arranged at the joint of the wallboard reinforcing layer and the other end of the door leaf main body, the door leaf can be opened and closed by only a single set of locking part, the structure is simple and reasonable, the cost is low, the use is relatively light, the stroke limiting part can play a role in limiting the door leaf main body, and the door leaf main body can be subjected to reverse stretching force of the stroke limiting part after being opened to a certain distance, so that a door leaf can not collide with the wallboard in the opposite direction, and a ceramic tile of the wallboard or the wallboard can not generate a collision mark or damage, and the whole use is effectively ensured.

Description

Invisible access door

Technical Field

The invention relates to the technical field of invisible access doors, in particular to an invisible access door.

Background

The access door is an important component for interior decoration, is a device which needs to be overhauled in places such as electric wire pipes, toilets, kitchen water supply and drainage pipes and the like or all places in the decoration process, and is widely applied to offices and household places such as government departments, airports, star-class hotels, office buildings, residential buildings, villas, shops and the like.

Traditional access door closes back lock and hinge visible, door leaf gap all around and ceramic tile gap inconsistent, makes the people just see the position at a glance have the access door, destroyed the uniformity with the main part, reduced aesthetic property, CN214835848U discloses a stealthy five metals access door, adopts to press the bounce-back to open the door plant, and the door plant is opened can free rotation, can attach the ceramic tile on the door plant, and stealthy effectual, it is more pleasing to the eye to look. However, existing access doors such as these suffer from a number of problems: the access door has a complex structure, and the door plate can be opened and closed by the mutual matching of a plurality of sets of baffle plates, loop bars, rotating shafts, connecting rods, clamping hooks and buckles, so that the access door has the problems of high manufacturing cost, heavy weight, inconvenient use and the like; meanwhile, as the wallboard is freely rotated after being opened, when an maintainer excessively opens the wallboard with careless force, the door plate is easy to collide with the wallboard in the opposite direction, so that the wallboard or the ceramic tile of the wallboard is very easy to produce a collision mark or damage, and the integral use is influenced, therefore, the necessity of designing a novel invisible access door by the skilled person is high.

Disclosure of Invention

The door plate can be opened and closed by only using a single set of locking parts, the door plate is simple and reasonable in structure, low in cost and relatively light in use, the stroke limiting part can play a role in limiting the door plate main body, the door plate main body can be subjected to reverse stretching force of the stroke limiting part after being opened to a certain distance, the door plate can not collide with the wallboard in the opposite direction, and the wallboard or the ceramic tile of the wallboard can not generate a collision mark or damage, so that the integrally used invisible access door is effectively ensured.

In order to solve the problems, the invention provides an invisible access door, which comprises a wallboard and a door leaf main body movably connected with the wallboard, wherein the wallboard is of a multi-layer structure and comprises a wallboard reinforcing layer arranged in the middle and wallboard protection layers respectively arranged at two ends, the wallboard reinforcing layer is of a hollow structure, a locking part is arranged at the joint of the wallboard reinforcing layer and one end of the door leaf main body, the wallboard reinforcing layer is in locking connection with the door leaf main body through the locking part, and a travel limiting part is arranged at the joint of the wallboard reinforcing layer and the other end of the door leaf main body.

Preferably, the upper end and the lower end of the door leaf main body are movably connected with the wallboard reinforcing layer through positioning pins, so that the fixity of the upper side and the lower side of the other end of the door leaf main body is effectively ensured, and the other end of the door leaf main body is convenient to rotate.

Preferably, the locking member includes a locking portion and a locking groove portion locking-connected with the locking portion.

Preferably, the side end of the wallboard reinforcing layer and the inner side of the door leaf main body are respectively fixedly provided with a first fixing piece and a second fixing piece, and the first fixing piece and the second fixing piece play a role in fixing the locking buckle part and the locking groove part.

Preferably, the locking part comprises a limiting locking piece, the limiting locking piece is fixed on the first fixing piece through a bolt, the front end of the limiting locking piece is sleeved with a positioning locking piece, the limiting locking piece is movably connected with the positioning locking piece through a pin shaft, a limiting spring is sleeved on the pin shaft, one end, far away from the pin shaft, of the limiting spring is buckled with the inner end of the limiting locking piece, the front end of the positioning locking piece is movably hinged with a pressing pulley, the limiting spring plays a limiting role in rotation of the pin shaft, the rotation angle of the pin shaft is effectively guaranteed, and therefore the rotation range of the positioning locking piece is effectively controlled.

Preferably, the locking groove part comprises a locking groove fixing section, the locking groove fixing section is fixedly connected with the second fixing piece, the front end of the locking groove fixing section is fixedly provided with an abdication locking groove section, and the pressing pulley is clamped in the abdication locking groove section, so that the opening and closing of the locking groove part and the locking part are effectively ensured.

Preferably, the stroke limiting part comprises a spring telescopic pipe, and two ends of the spring telescopic pipe are respectively connected with the door leaf main body and the wallboard reinforcing layer.

Preferably, the door leaf main body and the wallboard reinforcing layer are fixedly sleeved with rivet nuts, the spring telescopic tube is sleeved in the rivet nuts, and the screw is sleeved in the rivet nuts so as to fix the spring telescopic tube.

Preferably, the wallboard protective layer is made of ceramic tiles.

By adopting the structure, the beneficial effects of the structure are that:

the wallboard reinforcing layer is of a hollow structure, the connecting part of the wallboard reinforcing layer and one end of the door leaf main body is provided with the locking part, the wallboard reinforcing layer is in locking connection with the door leaf main body through the locking part, and the door leaf can be opened and closed only by using a single set of locking part, so that the wallboard reinforcing layer is simple and reasonable in structure, low in cost and relatively light in use.

The travel limiting part is arranged at the joint of the wallboard reinforcing layer and the other end of the door leaf main body, and can play a role in limiting the door leaf main body, so that the door leaf main body can be subjected to reverse stretching force of the travel limiting part after being opened for a certain distance, the door leaf can not collide with the wallboard in the opposite direction, and the wallboard or the ceramic tile of the wallboard can not be scratched or damaged, thereby effectively ensuring the integral use.

Drawings

Fig. 1 is a schematic view of the invisible access door of the present invention.

Fig. 2 is a cross-sectional view taken along line A-A of fig. 1.

Fig. 3 is a cross-sectional view taken along line B-B of fig. 1.

Fig. 4 is a cross-sectional view taken along line C-C of fig. 1.

Fig. 5 is a schematic structural view of the connection of the travel limit portion to the door main body and the wallboard reinforcing layer.

In the figure: the door comprises a 1-wallboard, a 11-wallboard reinforcing layer, a 12-wallboard protective layer, a 2-door leaf main body, a 3-locking component, a 31-locking part, a 32-locking groove part, a 33-limiting locking piece, a 34-positioning locking, a 35-pressing pulley, a 36-locking groove fixing section, a 37-yielding locking groove section, a 4-stroke limiting part, a 41-spring telescopic pipe, a 42-riveting nut, a 43-screw, a 5-first fixing piece, a 6-second fixing piece and a 7-positioning pin shaft.

Description of the embodiments

The invention is further illustrated by the following figures and examples.

As shown in fig. 1-5, an invisible access door comprises a wallboard 1 and a door leaf main body 2 movably connected with the wallboard 1, wherein the wallboard 1 is of a multi-layer structure, and comprises a wallboard reinforcing layer 11 arranged in the middle and wallboard protective layers 12 respectively arranged at two ends, the wallboard protective layers 12 are made of ceramic tiles, the wallboard reinforcing layer 11 is of a hollow structure, a locking part 3 is arranged at the joint of the wallboard reinforcing layer 11 and one end of the door leaf main body 2, the wallboard reinforcing layer 11 is in locking connection with the door leaf main body 2 through the locking part 3, and a travel limiting part 4 is arranged at the joint of the wallboard reinforcing layer 11 and the other end of the door leaf main body 2.

As shown in fig. 3, the upper and lower ends of the door leaf main body 2 are movably connected with the wallboard reinforcing layer 11 through the positioning pin shafts 7, so that the fixity of the upper and lower sides of the other end of the door leaf main body 2 is effectively ensured, and the other end of the door leaf main body 2 is convenient to rotate.

As shown in fig. 2, the locking member 3 includes a locking portion 31 and a locking groove portion 32 which is locked with the locking portion.

The wallboard enhancement layer 11 side and the door leaf main part 2 inboard are fixed respectively and are equipped with first mounting 5 and second mounting 6, and first mounting 5 and second mounting 6 play fixed hasp portion 31 and the effect of locked groove portion 32.

The latch part 31 comprises a limit latch block 33, the limit latch block 33 is fixed on the first fixing piece 5 through a bolt, the front end of the limit latch block 33 is sleeved with a positioning latch 34, the limit latch block 33 is movably connected with the positioning latch 34 through a pin shaft, a limit spring is sleeved on the pin shaft, one end of the limit spring, which is far away from the pin shaft, is buckled with the inner end of the limit latch block 33, the front end of the positioning latch 34 is movably hinged with a pressing pulley 35, the limit spring plays a limiting role on rotation of the pin shaft, the rotation angle of the pin shaft is effectively ensured, and the rotation range of the positioning latch 34 is effectively controlled.

The locking groove part 32 comprises a locking groove fixing section 36, the locking groove fixing section 36 is fixedly connected with the second fixing piece 6, the front end of the locking groove fixing section 36 is fixedly provided with a abdication locking groove section 37, and the pressing pulley 35 is clamped in the abdication locking groove section 37, so that the opening and closing of the locking groove part 32 and the locking part 31 are effectively ensured.

The travel limiting portion 4 includes a spring bellows 41, and both ends of the spring bellows 41 are connected to the door leaf main body 2 and the wall panel reinforcing layer 11, respectively.

The door leaf main body 2 and the wallboard reinforcing layer 11 are fixedly sleeved with a rivet nut 42, the spring telescopic pipe 41 is sleeved in the rivet nut 42, and the screw 43 is sleeved in the rivet nut 42 so as to fix the spring telescopic pipe 41.

In order to facilitate understanding of the above technical solutions of the present invention, the following describes the above technical solutions of the present invention in detail through a specific usage manner.

The specific working process is as follows: the maintainer holds the wallboard protection layer 12 of the wallboard 1 and pushes the door leaf main body 2 inwards, the lock catch part 31 of the locking part 3 at the side end of the wallboard reinforcing layer 11 is closed with the inner side locking groove part 32 of the door leaf main body 2, the pressing pulley 35 of the lock catch part 31 is clamped in the abdication locking groove section 37 of the locking groove part 32, the door leaf main body 2 is closed, the maintainer holds the wallboard protection layer 12 of the wallboard 1 by hand and pushes the door leaf main body 2 outwards, the pressing pulley 35 of the lock catch part 31 is clamped in the abdication locking groove section 37 of the locking groove part 32 to be separated, the door leaf main body 2 is opened, the spring telescopic pipe 41 of the stroke limiting part 4 is driven to stretch by the rotation of the door leaf main body 2, the door leaf main body 2 can be limited after the stretching limit of the spring telescopic pipe 41 is reached, and the door leaf main body 2 can be subjected to reverse stretching force of the stroke limiting part 4 after being opened to a certain distance.

In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that in the present invention, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features of the invention described herein.

Claims

1. The utility model provides an stealthy access door, includes wallboard (1) and with wallboard (1) swing joint's door leaf main part (2), its characterized in that: wallboard (1) are multilayer structure, including locating middle wallboard enhancement layer (11) and locating wallboard protective layer (12) at both ends respectively, wallboard enhancement layer (11) are hollow structure, wallboard enhancement layer (11) and door leaf main part (2) one end junction is equipped with locking part (3), wallboard enhancement layer (11) and door leaf main part (2) are through locking part (3) locking connection, wallboard enhancement layer (11) and door leaf main part (2) other end junction is equipped with stroke spacing portion (4).

2. The invisible access door according to claim 1, wherein: the upper end and the lower end of the door leaf main body (2) are movably connected with the wallboard reinforcing layer (11) through positioning pin shafts (7).

3. The invisible access door according to claim 1, wherein: the locking component (3) comprises a locking part (31) and a locking groove part (32) which is in locking connection with the locking part.

4. The invisible access door according to claim 3 wherein: the side end of the wallboard reinforcing layer (11) and the inner side of the door leaf main body (2) are respectively fixedly provided with a first fixing piece (5) and a second fixing piece (6).

5. The invisible access door of claim 4, wherein: the lock catch part (31) comprises a limit lock block (33), the limit lock block (33) is fixed on the first fixing piece (5) through a bolt, the front end of the limit lock block (33) is sleeved with a positioning lock catch (34), the limit lock block (33) is movably connected with the positioning lock catch (34) through a pin shaft, a limit spring is sleeved on the pin shaft, one end, far away from the pin shaft, of the limit spring is buckled with the inner end of the limit lock block (33), and the front end of the positioning lock catch (34) is movably hinged with a pressing pulley (35).

6. The invisible access door according to claim 5, wherein: the locking groove part (32) comprises a locking groove fixing section (36), the locking groove fixing section (36) is fixedly connected with the second fixing piece (6), the front end of the locking groove fixing section (36) is fixedly provided with a yielding locking groove section (37), and the pressing pulley (35) is clamped in the yielding locking groove section (37).

7. The invisible access door according to claim 1 or 6, wherein: the travel limiting part (4) comprises a spring telescopic pipe (41), and two ends of the spring telescopic pipe (41) are respectively connected with the door leaf main body (2) and the wallboard reinforcing layer (11).

8. The invisible access door of claim 7, wherein: the door leaf main body (2) and the wallboard enhancement layer (11) are fixedly sleeved with rivet nuts (42), the spring telescopic tube (41) is sleeved in the rivet nuts (42), and the screw (43) is sleeved in the rivet nuts (42) so as to fix the spring telescopic tube (41).

9. The invisible access door of claim 7, wherein: the wallboard protective layer (12) is made of ceramic tiles.