CN215802581U

CN215802581U - Suspended ceiling access hole structure

Info

Publication number: CN215802581U
Application number: CN202121865012.2U
Authority: CN
Inventors: 王振坤; 姚清棍; 林志望; 罗双淼
Original assignee: Guangdong Carsion Metal Technology Co ltd
Current assignee: Guangdong Carsion Metal Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-11
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a ceiling access hole structure which comprises an access board and a keel frame with an access hole, wherein the access board is arranged at the access hole and is matched with the access hole; the access panel is provided with a connecting end and a buckle end which are opposite, sliding parts are arranged on the left side and the right side of the connecting end, the keel frame is provided with waist-shaped holes with two ends extending forwards and backwards, and the sliding parts are arranged in the waist-shaped holes and can move forwards and backwards; buckle end left side and/or right side are equipped with the card hole, and the card hole includes that both ends are all along first waist type hole and the third waist type hole and the second waist type hole that both ends extend around along, and first waist type hole upper end is equipped with the opening, and second waist type hole is close to the one end and the first waist type hole lower extreme intercommunication of slider, and the slider was kept away from in second waist type hole one end and third waist type hole lower extreme intercommunication, and the keel frame is equipped with and blocks the hole buckle and be connected and removable joint spare. So design, make the maintenance integrated circuit board detain in keel frame, need not to adopt the bolt, it is very convenient, avoid opening the access hole because of the effort mistake that the access panel received left right direction moreover.

Description

Suspended ceiling access hole structure

Technical Field

The utility model relates to the technical field of architectural decoration, in particular to a suspended ceiling access hole structure.

Background

The inside of smallpox is equipped with equipment such as electromechanical system, heating system, new trend system usually, for the convenience in the future to the maintenance and the maintenance of these equipment, need set up the access hole on the furred ceiling board. At present, the metal furred ceiling access hole of public places installation such as subway, airport generally adopts the bolt fastening method, overhauls the in-process, need lift the access panel bolt off, takes down the access panel again and could overhaul, overhauls and finishes still must twist the bolt on the access panel, so design, very inconvenient, waste time and energy, greatly reduced maintains the efficiency of overhauing.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a ceiling access opening structure that solves one or more of the problems set forth in the prior art and provides at least one useful alternative or creation.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a ceiling access hole structure which comprises a keel frame and an access board, wherein the keel frame is provided with an access hole, and the access board is arranged at the access hole and is matched with the access hole; wherein the access panel is provided with a connecting end and a buckle end; the left side and the right side of the connecting end are both provided with sliding parts, the keel frame is provided with a waist-shaped hole, two ends of the waist-shaped hole extend along the front-back direction, and the sliding parts are arranged in the waist-shaped hole and can move along the length direction of the waist-shaped hole; the buckle end with the link sets up relatively, the left side and/or the right side of buckle end are equipped with the card hole, the card hole includes first waist type hole, second waist type hole and third waist type hole, the both ends in first waist type hole and third waist type hole are all followed and are extended from top to bottom, the both ends in second waist type hole are followed and are extended from front to back, and the upper end in first waist type hole is equipped with the opening, the one end and the lower extreme intercommunication in first waist type hole that are close to the slider in second waist type hole, the one end and the lower extreme intercommunication in third waist type hole of keeping away from the slider in second waist type hole, keel frame is equipped with joint spare, joint spare is connected with card hole buckle, and this buckle connection is detachable.

The utility model has at least the following beneficial effects: the access panel is arranged at the access opening on the keel frame and can cover the access opening; the left side and the right side of the connecting end of the access panel are provided with sliding parts, the keel frame is correspondingly provided with waist-shaped holes with two ends extending forwards and backwards, and the sliding parts are arranged in the waist-shaped holes to enable the sliding parts to move forwards and backwards; the left side and/or the right side of the buckle end of access panel are equipped with the card hole, and keel frame corresponds and sets up joint spare, carries out the buckle through joint spare and card hole and is connected, makes the access panel lid fit the access hole, need not to adopt bolted connection, and is very convenient.

And, in the card hole structure, the both ends in first waist type hole and third waist type hole are followed and are extended from top to bottom, the both ends in second waist type hole are followed and are extended from beginning to end, the upper end in first waist type hole sets up the opening, make things convenient for joint spare to get into or withdraw from the card hole, the lower extreme in first waist type hole and the one end intercommunication that second waist type hole is close to the slider, the lower extreme in third waist type hole and the one end intercommunication that slider was kept away from in second waist type hole, the card hole adopts such structure, buckle end to the access panel shifts up in proper order when needing to overhaul, move down the operation such as buckle end direction horizontal migration, just remove the buckle effect between buckle end and the joint spare, down turn the access panel, realize opening the access hole fast, and, moreover, can avoid the condition emergence of mistakenly opening the access hole because of the access panel receives the effort of left right direction, promote the security performance of this furred ceiling access hole structure.

As a further improvement of the above technical solution, the slider includes a nut and a locking bolt; the locking bolt comprises a threaded portion, a connecting portion and a limiting portion, the threaded portion, the connecting portion and the limiting portion are sequentially connected, the outer diameter of the connecting portion is larger than that of the threaded portion and smaller than that of the limiting portion, the threaded portion is connected with the nut, and the connecting portion is connected with the kidney-shaped hole.

The locking bolt comprises a threaded portion, a connecting portion and a limiting portion, the outer diameters of the locking bolt are sequentially increased and are connected with the nut through the threaded portion, the sliding member can be fixed with the access panel under the clamping effect between the nut and the connecting portion, the connecting portion is in contact with the waist-shaped hole, and the limiting portion can prevent the access panel from being separated from the waist-shaped hole. Through the sliding part with the structure, the access panel can be quickly and simply connected with the waist-shaped hole of the keel frame.

As a further improvement of the above technical solution, the connecting portion is a cylinder. The connecting part adopts the cylindric design, when connecting part removes along waist type hole length direction, can reduce frictional force.

As a further improvement of the technical scheme, the limiting part is a cylinder, the limiting part is provided with an inner angle hole, and the axis of the inner angle hole coincides with the axis of the limiting part. The limiting part is designed to be cylindrical, smooth and free of edges and corners, manufacturing is simple, and people can be prevented from being injured by the limiting part. And, spacing portion sets up the interior angle hole, conveniently adopts interior angle spanner to operate the interior angle hole, makes locking bolt and nut connect.

As a further improvement of the above technical solution, a washer is provided between the locking bolt and the nut. A gasket is arranged between the locking bolt and the nut, so that the contact area between the sliding piece and the access panel can be increased, and looseness is prevented.

As a further improvement of the technical scheme, a spring washer is arranged between the gasket and the nut. Set up spring washer between gasket and nut, can play locking effect, effectively prevent to lead to the connectivity variation between slider and the access panel because of the vibration reason.

As a further improvement of the technical scheme, the structure of the clamping piece is consistent with that of the sliding piece. The clamping piece adopts the structure the same as the sliding piece, and the installation difficulty between the clamping piece and the keel frame can be reduced.

As a further improvement of the above technical solution, the keel frame comprises a first keel, a second keel and a hanger rod; the first keels are longitudinally arranged, the second keels are transversely arranged, the second keels are located below the first keels and connected with the first keels, the hanging rods are provided with a plurality of the hanging rods, two ends of each hanging rod extend in the vertical direction, and the bottom ends of the hanging rods are connected with the first keels; the waist-shaped hole and the clamping piece are arranged on the second keel.

The first keels are longitudinally arranged, the second keels are transversely arranged, and the first keels are connected with the second keels, so that the framework with better stability is formed; the hanging rod is connected with the first keel and provides enough tension for the first keel and the second keel so as to ensure that the first keel and the second keel are stable in a hanging state; by adopting the structure, the quick assembly of the keel frame can be realized.

As a further improvement of the technical scheme, the bottom surfaces of the overhaul panel and the second keel are respectively provided with a plurality of suspended ceilings which are arranged at intervals along the front-back direction, and two ends of each suspended ceiling extend along the left-right direction; the access panel includes the connecting rod, the connecting rod is equipped with two and both ends and all extends along the fore-and-aft direction.

All set up many furred ceiling smallpox of arranging along front and back interval below access panel and second fossil fragments, the both ends of furred ceiling smallpox are followed and are extended about, can play better smallpox decorative effect, and the installation is comparatively simple moreover, and the access panel includes two connecting rods, and the both ends of connecting rod are followed and are extended, save material, and can match with keel frame, play better aesthetic property.

Drawings

The utility model is further described with reference to the accompanying drawings and examples;

FIG. 1 is a perspective view of one embodiment of a ceiling access opening arrangement provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of a ceiling access opening arrangement provided by the present invention in a closed position;

FIG. 4 is a schematic view of a ceiling access opening arrangement provided by the present invention in an open position;

fig. 5 is an exploded view of the structure of the sliding member and the clamping member provided by the present invention.

The drawings are numbered as follows: 110. a first keel; 120. a second keel; 130. a boom; 200. suspended ceiling; 300. angle steel; 310. a clamping hole; 400. a kidney-shaped hole; 510. a slider; 520. a clamping piece; 610. a locking bolt; 611. a threaded portion; 612. a connecting portion; 613. a limiting part; 620. a nut; 630. a gasket; 640. a spring washer.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if words such as "a plurality" are described, it means one or more, a plurality is two or more, more than, less than, more than, etc. are understood as not including the present number, and more than, less than, etc. are understood as including the present number. If any description to first, second and third is only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

It should be noted that, in the drawings, the X direction is from the rear side of the ceiling access hole structure to the front side; the Y direction is from the left side of the suspended ceiling access hole structure to the right side; the Z direction is from the underside of the ceiling access opening structure to the upper side.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 5, several embodiments of the ceiling service hatch structure of the present invention will be described below.

As shown in fig. 1 to 5, an embodiment of the present invention provides a ceiling access hole structure including a keel frame and an access panel. The keel frame is provided with an access hole, the access panel is arranged on the access hole and matched with the access hole, and the access panel can cover the access hole.

The access panel has link and buckle end, and the buckle end sets up with the link relatively. In this embodiment, the front end of access panel is the link, and the rear end of access panel is the buckle end.

Wherein, the left side and the right side of link all are equipped with slider 510, the keel frame is equipped with waist type hole 400 corresponding to the position of slider 510, the both ends in waist type hole 400 extend along the fore-and-aft direction, slider 510 establishes in waist type hole 400 and can follow the length direction (follow the fore-and-aft direction) removal in waist type hole 400.

Specifically, the slider 510 includes a nut 620 and a locking bolt 610. The locking bolt 610 includes a threaded portion 611, a connecting portion 612, and a position-limiting portion 613, the threaded portion 611, the connecting portion 612, and the position-limiting portion 613 are connected in sequence, and in this embodiment, the threaded portion 611, the connecting portion 612, and the position-limiting portion 613 are integrally formed.

The connecting portion 612 has an outer diameter larger than that of the threaded portion 611, and the connecting portion 612 has an outer diameter smaller than that of the stopper portion 613. The threaded portion 611 passes through the kidney-shaped hole 400 and the connection hole of the access panel in sequence and is connected with the nut 620, and the sliding member 510 is urged to establish a firm and strong connection with the access panel by the clamping action between the nut 620 and the connection portion 612. At this time, the connection portion 612 is connected to the waist-shaped hole 400, and the diameter of the waist-shaped hole 400 is equal to or larger than the outer diameter of the connection portion 612, so that the connection portion 612 can be inserted into the waist-shaped hole 400.

In this embodiment, the connecting portion 612 is a cylinder, and the diameter of the waist-shaped hole 400 is the same as the diameter of the connecting portion 612. Of course, the connecting portion 612 may have a square or other shape.

In this embodiment, the limiting portion 613 is a cylinder, the limiting portion 613 is provided with an inner corner hole, and an axis of the inner corner hole coincides with an axis of the limiting portion 613, so that an inner corner wrench is conveniently used to operate the inner corner hole, and the locking bolt 610 and the nut 620 are connected. Of course, the limiting portion 613 may be a square block or other shape, and an inner corner hole is provided; or the limiting part 613 can be a regular hexagonal block, so that a hexagonal wrench can be conveniently used for clamping the limiting part 613 to perform nut screwing work.

Further, a washer 630 is disposed between the locking bolt 610 and the nut 620. The washer 630 has an aperture corresponding to that of the nut 620. A washer 630 is provided between the locking bolt 610 and the nut 620, so that the contact area between the slider 510 and the access panel can be increased, and looseness can be prevented.

Further, a spring washer 640 is disposed between the washer 630 and the nut 620. The bore of the spring washer 640 corresponds to that of the nut 620. A spring washer 640 is arranged between the gasket 630 and the nut 620, so that the anti-loosening effect can be achieved, and the problem that the connectivity between the sliding piece 510 and the access panel is poor due to vibration can be effectively prevented.

In addition, the sliding member 510 may be a bolt connected to the access panel or a pin welded to the access panel. In this embodiment, the sliding member 510 has the above structure, which can reduce the difficulty of connecting the access panel and the keel frame.

The left side or the right side of the buckle end is provided with a clamping hole 310, and of course, the left side and the right side of the buckle end can be provided with the clamping hole 310. Moreover, the keel frame is provided with a clamping piece 520 at a position corresponding to the clamping hole 310, the clamping piece 520 is connected with the clamping hole 310 in a clamping manner, and the clamping connection is detachable.

Specifically, the card hole 310 includes a first kidney-shaped hole, a second kidney-shaped hole and a third kidney-shaped hole. The two ends of the first waist-shaped hole and the two ends of the third waist-shaped hole extend up and down, the two ends of the second waist-shaped hole extend back and forth, and the upper end of the first waist-shaped hole is provided with an opening, namely, the upper end of the first waist-shaped hole is of an open structure, so that the clamping piece 520 can conveniently enter or exit the clamping hole 310.

One end of the second kidney-shaped hole close to the sliding piece 510 is communicated with the lower end of the first kidney-shaped hole, and one end of the second kidney-shaped hole far away from the sliding piece 510 is communicated with the lower end of the third kidney-shaped hole. In this embodiment, the front end of the second kidney-shaped hole communicates with the lower end of the first kidney-shaped hole, and the rear end of the second kidney-shaped hole communicates with the lower end of the third kidney-shaped hole.

Card hole 310 adopts such unique structure, shifts up in proper order the buckle end of access panel when needs are overhauld, toward buckle end direction (also backward) horizontal migration, move down the operation such as, alright relieve the buckle effect between buckle end and the joint spare 520, turn the access panel down, realize opening the access hole fast, moreover, can avoid opening the condition emergence of access hole because of the effort mistake of access panel direction about receiving, promote the security performance of this furred ceiling access hole structure.

In addition, under the access hole closed condition, the front end and the rear end homoenergetic of access panel obtain effectual support, and the action of gravity of access panel is born by keel frame completely moreover, can avoid the ceiling because of bearing access panel gravity deformation and damage even.

In this embodiment, the structure of the clip 520 is the same as that of the slider 510, wherein the connecting portion 612 is connected to the clip hole 310, so that the clip 520 can be conveniently detached from the connecting hole of the keel frame. Of course, the fastening member 520 may be a bolt connected to the keel frame or a pin welded to the keel frame.

In this embodiment, the keel frame includes a first keel 110, a second keel 120, and a hanger bar 130. First fossil fragments 110 is equipped with many and is vertically arranging (also arrange along preceding rear direction interval), and the both ends of first fossil fragments 110 are followed left right direction and are extended, second fossil fragments 120 are equipped with many and are transversely arranging (also arrange along left right direction interval), and the both ends of second fossil fragments 120 are followed the fore-and-aft direction and are extended, and second fossil fragments 120 are located the below of first fossil fragments 110, and second fossil fragments 120 are connected through bolted connection mode or welding mode with first fossil fragments 110, jib 130 is equipped with many and both ends and extends along upper and lower direction, the upper end and the wall connection of jib 130, the bottom of jib 130 with first fossil fragments 110 pass through bolted connection. The kidney-shaped hole 400 and the clamping member 520 are arranged on the second keel 120.

In this embodiment, the bottom surface of the access panel and the bottom surface of the second keel 120 are both provided with a suspended ceiling 200, and the suspended ceiling 200 may be a square pipe, a pipe body with an oval cross section, or the like. Suspended ceiling 200 is equipped with many and sets up along the fore-and-aft direction interval, and suspended ceiling 200's both ends extend along left right direction. The suspended ceiling 200 is connected to the access panel and the second keel 120 by bolts, respectively.

The ceiling tiles 200 positioned on the access panel are matched with the ceiling tiles 200 positioned on the second keels 120, and when the access hole is closed, the ceiling tiles 200 of the access panel are correspondingly connected with the ceiling tiles 200 positioned on the left side and the right side of the access panel in a view from the bottom, so that the attractiveness of the ceiling tiles 200 is improved.

And, the access panel includes the connecting rod, the connecting rod is equipped with two and both ends and all extends along the fore-and-aft direction. The left end and the right end of the suspended ceiling 200 are respectively connected with the two connecting rods correspondingly. The connecting rod may be an angle iron 300 or a square tube.

When the suspended ceiling 200 of adopting such structure, the interval between two adjacent suspended ceiling 200 can provide the feasibility for the back-and-forth movement of access panel to make things convenient for the staff to carry out earlier the operation that lifts up, then move backward, move down at last to the access panel, down swing the access panel, unload, and then open the access hole.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.

Claims

1. A ceiling access hole structure comprises a keel frame and an access board, wherein the keel frame is provided with an access hole, and the access board is arranged at the access hole and is matched with the access hole; the maintenance board is characterized in that the maintenance board is provided with a connecting end and a buckle end;

sliding parts (510) are arranged on the left side and the right side of the connecting end, a waist-shaped hole (400) is formed in the keel frame, two ends of the waist-shaped hole (400) extend in the front-back direction, and the sliding parts (510) are arranged in the waist-shaped hole (400) and can move in the length direction of the waist-shaped hole (400);

the buckle end with the link sets up relatively, the left side and/or the right side of buckle end are equipped with card hole (310), card hole (310) include first waist type hole, second waist type hole and third waist type hole, the both ends in first waist type hole and third waist type hole are all followed and are extended from top to bottom, the both ends in second waist type hole are followed and are extended from front to back, and the upper end in first waist type hole is equipped with the opening, the one end that is close to slider (510) in second waist type hole and the lower extreme intercommunication in first waist type hole, the one end in second waist type hole of keeping away from slider (510) and the lower extreme intercommunication in third waist type hole, keel frame is equipped with joint spare (520), joint spare (520) are connected with card hole (310) buckle, and this buckle connection is removable.

2. The ceiling access opening structure of claim 1, wherein the slider (510) comprises a nut (620) and a locking bolt (610); the locking bolt (610) comprises a threaded portion (611), a connecting portion (612) and a limiting portion (613), the threaded portion (611), the connecting portion (612) and the limiting portion (613) are sequentially connected, the outer diameter of the connecting portion (612) is larger than that of the threaded portion (611) and smaller than that of the limiting portion (613), the threaded portion (611) is connected with a nut (620), and the connecting portion (612) is connected with the kidney-shaped hole (400).

3. The ceiling access opening structure of claim 2, wherein the connecting portion (612) is a cylinder.

4. The ceiling access opening structure according to claim 3, wherein the limiting portion (613) is a cylinder, and the limiting portion (613) is provided with an inner corner hole, and an axis of the inner corner hole coincides with an axis of the limiting portion (613).

5. The ceiling access opening structure of claim 2, wherein a spacer (630) is provided between the locking bolt (610) and the nut (620).

6. The ceiling access opening structure of claim 5, wherein a spring washer (640) is provided between the spacer (630) and the nut (620).

7. The ceiling access opening structure of any one of claims 2 to 6, wherein the structure of the snap member (520) conforms to the structure of the slide member (510).

8. The ceiling access opening structure of claim 1, wherein the keel frame comprises a first keel (110), a second keel (120), and a hanger bar (130); the first keels (110) are longitudinally arranged, the second keels (120) are transversely arranged, the second keels (120) are located below the first keels (110) and connected with the first keels (110), the hanging rods (130) are arranged in a plurality of numbers, two ends of each hanging rod extend in the vertical direction, and the bottom ends of the hanging rods (130) are connected with the first keels (110); the waist-shaped hole (400) and the clamping piece (520) are arranged on the second keel (120).

9. The ceiling access opening structure according to claim 8, wherein the ceiling suspended ceiling (200) is arranged on the bottom surface of the access panel and the bottom surface of the second keel (120), a plurality of ceiling suspended ceilings (200) are arranged at intervals along the front-rear direction, and two ends of each ceiling suspended ceiling (200) extend along the left-right direction; the access panel includes the connecting rod, the connecting rod is equipped with two and both ends and all extends along the fore-and-aft direction.