CN214739627U

CN214739627U - Hidden access hole for furred ceiling

Info

Publication number: CN214739627U
Application number: CN202023333834.4U
Authority: CN
Inventors: 王旭; 卢鹏飞; 苑楠楠; 鲍利佳
Original assignee: Jingkai Construction Group Co ltd
Current assignee: Jingkai Construction Group Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-16
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a hidden access hole for furred ceiling belongs to access hole structure field, it is including installing framework and the flat board on the roof, dull and stereotyped lid closes back and framework parallel and level, be equipped with the hasp spare between flat board and the framework, the connection can be dismantled to the hasp spare, the hasp spare includes latch segment and elastic component, the sliding tray that is used for holding the latch segment is offered to dull and stereotyped lateral wall upper level, the one end of latch segment is located the sliding tray, the other end exposes in the sliding tray, the elastic component is located the sliding tray, the one end and the dull and stereotyped fixed connection of elastic component, the diapire fixed connection of the other end and latch segment, the draw-in groove that makes the latch segment tip pass through is seted up to the lateral wall of framework, the groove has been seted up to open dull and stereotyped diapire, open groove and sliding tray intercommunication, open the both ends in groove and seal. The application has the effect that the flat plate is not easy to dirty.

Description

Hidden access hole for furred ceiling

Technical Field

The application relates to access hole structure field especially relates to a hidden access hole for furred ceiling.

Background

Pipeline is more in the building furred ceiling, so for the convenience to overhaul the pipeline in the furred ceiling, can set up the furred ceiling access hole in furred ceiling department usually, and the furred ceiling access hole is used in the exit of indoor roof to equipment maintenance usefulness in the roof.

At present, the access hole that the furred ceiling was used includes frame and flat board, and the frame passes through bolt fixed connection with the fossil fragments that the furred ceiling reserved hole department located, and the top edge of frame is arranged in to the flat board, and when the access hole was opened to needs, can place the flat board inside the furred ceiling after vertical upwards promoting the flat board, overhauls the back that finishes, puts back the flat board to the frame top edge again.

The above related art has a disadvantage in that the flat plate is easily dirtied inside the ceiling, and thus the ceiling is not beautiful.

SUMMERY OF THE UTILITY MODEL

In order to make the dull and stereotyped difficult dirty, this application provides a hidden access hole for furred ceiling.

The application provides a pair of hidden is access hole for furred ceiling adopts following technical scheme:

the utility model provides a hidden access hole for furred ceiling is including installing framework and the flat board on the roof, the flat board passes through the hasp spare with the framework and can dismantle and be connected, the hasp spare includes latch segment and elastic component, the sliding tray that is used for holding the latch segment is offered to the lateral wall of framework improving level, the one end of latch segment is located the sliding tray, the other end exposes in the sliding tray, the elastic component is located the sliding tray, the one end and the dull and stereotyped fixed connection of elastic component, the other end and the diapire fixed connection of latch segment, the draw-in groove that makes the latch segment tip pass through is seted up to the lateral wall of framework, open the groove to dull and stereotyped diapire, open groove and sliding tray intercommunication, open the both ends in groove and seal.

By adopting the technical scheme, when the flat plate needs to be opened, the locking block is pushed into the sliding groove through the opening groove, at the moment, the spring is compressed, and the locking block slides out of the clamping groove, so that the flat plate is taken out of the first frame body; at the moment, the flat plate does not need to be placed in the reserved opening any more, so that the possibility of pollution of the flat plate can be reduced; when the flat board is closed to needs, promote the latch segment to the sliding tray in, make the water conservancy of flat board get into first framework, when the latch segment supports to draw-in groove department, loosen the latch segment, the latch segment resets under the effect of elasticity and gets into in the draw-in groove, accomplishes fixed to the flat board, and fixed mode is simple and convenient.

Optionally, one end of the locking block close to the opening groove is provided with a sliding rod, and the sliding rod is flush with the bottom wall of the flat plate.

Through adopting above-mentioned technical scheme, operating personnel can hand the slide bar and slide the latch segment, has improved operating personnel's convenience.

Optionally, the top wall of the sliding rod is provided with an inner hexagonal screw groove.

Through adopting above-mentioned technical scheme, the operating personnel accessible stretches into interior hexagonal screw rod groove with the screw rod and operates and promote the slide bar, at this moment, helps operating personnel to promote the slide bar conveniently, further improves operating personnel's convenience.

Optionally, one side of the locking block, which is exposed out of the sliding groove and faces the frame body, is an inclined surface, and the locking block is inclined from one end close to the flat plate to the direction far away from the flat plate.

Through adopting above-mentioned technical scheme, when needs close the flat board, it is vertical to the direction promotion flat board of first framework, when the inclined plane butt of the lateral wall of first framework and latch segment, along with dull and stereotyped antedisplacement, the lateral wall of first framework can be impressed the butt piece in the sliding tray, makes during dull and stereotyped entering first framework, can make things convenient for operating personnel to install dull and stereotypedly.

Optionally, the frame body includes a first frame body, a second frame body and a connecting frame, the first frame body and the second frame body are parallel to each other, the connecting frame is located between the first frame body and the second frame body, and two ends of the connecting frame are respectively fixedly connected with the first frame body and the second frame body, the lengths of the first frame body and the second frame body are the same and greater than the length of the connecting frame, and the widths of the first frame body and the second frame body are the same and greater than the width of the connecting frame; the peripheral side walls of the flat plate are attached to the peripheral inner walls of the connecting frame.

Through adopting above-mentioned technical scheme, the shape of four sides of framework is unanimous with the shape of C type fossil fragments, and easy to assemble has increased the area of contact of framework and C type fossil fragments moreover, can make whole access hole firmly fix on the furred ceiling, has increased the durability of access hole.

Optionally, the lateral wall of framework is equipped with the arm-tie subassembly, and the arm-tie subassembly includes first pull rod and second pull rod, and first pull rod rotates through first articulated shaft with the lateral wall of connection frame and articulates, and the one end of second pull rod passes through the articulated axle of second with first pull rod and articulates, and the other end passes through the articulated axle of third with dull and stereotyped roof and articulates, and the central axis direction of first articulated shaft, second articulated shaft and third articulated shaft is parallel to each other and all is parallel with dull and stereotyped plane.

Through adopting above-mentioned technical scheme, when the vertical in-process that moves down of flat board, second pull rod and third pull rod rotate, and the arm-tie subassembly provides the pulling force to the flat board, makes dull and stereotyped difficult dropping, and the flat board can turn to vertical state, and the arm-tie subassembly can make the flat board keep away from the reservation mouth, is favorable to reducing when overhauing the possibility that debris fall on the flat board, and then is favorable to dull and stereotyped clean.

Optionally, the heat preservation and sound insulation plate is arranged outside the flat plate and detachably connected with the first frame body.

Through adopting above-mentioned technical scheme, heat preservation acoustic celotex board both can have played the heat preservation effect that gives sound insulation, makes whole furred ceiling more pleasing to the eye because of covering whole access hole again.

Optionally, the top wall of heat preservation acoustic celotex board is equipped with first magnet, and the diapire of first framework is equipped with the second magnet that attracts mutually with first magnet.

Through adopting above-mentioned technical scheme, first magnet and second magnet attract mutually can accomplish the heat preservation acoustic celotex board and hang fixed, labour saving and time saving between the ceiling.

To sum up, the application comprises the following beneficial technical effects:

1. the lock catch piece is arranged between the flat plate and the frame body, so that after the lock catch piece is released from fixing, the flat plate can vertically move downwards without being placed in the reserved opening, and the possibility that the flat plate is polluted by dirt in the reserved opening is favorably reduced;

2. the frame body is arranged to be matched with the C-shaped keel, so that the access hole can be firmly fixed at the reserved hole;

3. the pull plate assembly is arranged on the side wall of the frame body, the pull plate assembly can provide pulling force for the flat plate, the flat plate is not prone to falling, the flat plate can be far away from the reserved opening, and the possibility that sundries fall onto the flat plate during maintenance is reduced.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present application;

fig. 2 is a perspective view of the protruding locking element of the embodiment of the present application;

FIG. 3 is a cross-sectional view of a frame and a flat panel of the present application.

Description of reference numerals: 1. a frame body; 11. a first frame body; 12. a second frame body; 13. a connecting frame; 2. a flat plate; 21. opening the groove; 22. a slide bar; 221. an inner hexagonal screw groove; 3. a fastener; 31. a locking block; 32. a spring; 33. a sliding groove; 4. a pull plate assembly; 41. a first pull rod; 42. a second pull rod; 5. a heat and sound insulation plate; 51. a first magnet; 52. second magnet。

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses access hole for hidden furred ceiling. Referring to fig. 1, an access hole for hidden furred ceiling is including installing framework 1 and the dull and stereotyped 2 on the roof, and dull and stereotyped 2 covers the back and framework 1 parallel and level, combines fig. 2 again, is provided with hasp piece 3 between dull and stereotyped 2 and the framework 1, and dull and stereotyped 2 can be dismantled with framework 1 through hasp piece 3 and be connected, is equipped with arm-tie subassembly 4 on the framework 1. When not needing the access hole, dull and stereotyped 2 flushes with framework 1, can make whole access hole pleasing to the eye, when needs use the access hole, removes the fixed of hasp piece 3, and dull and stereotyped 2 can remove to ground because the action of gravity, and arm-tie subassembly 4 can provide the pulling force to dull and stereotyped 2, makes dull and stereotyped 2 be difficult for dropping, at this moment, need not place dull and stereotyped 2, is favorable to keeping dull and stereotyped 2's cleanness.

As shown in fig. 1, the frame 1 includes a first frame 11, a second frame 12 and a connecting frame 13, the first frame 11 and the second frame 12 are parallel to each other, the connecting frame 13 is located between the first frame 11 and the second frame 12, and two ends of the connecting frame are respectively fixedly connected with the first frame 11 and the second frame 12, the lengths of the first frame 11 and the second frame 12 are the same and are greater than the length of the connecting frame 13, the lengths of the first frame 11 and the second frame 12 are the same and are greater than the width of the connecting frame 13, the first frame 11, the second frame 12 and the connecting frame 13 form a cavity, and the peripheral side walls of the flat plate 2 are attached to the peripheral inner walls of the connecting frame 13. At this moment, the shape of four sides of framework 1 is unanimous with the shape of C type fossil fragments, and is easy to assemble, has increased the area of contact of framework 1 with C type fossil fragments moreover, can make whole access hole firmly fix on the furred ceiling, has increased the durability of access hole.

Referring to fig. 2 and 3, the locking device 3 is provided in two sets and symmetrically disposed at two ends of the plate 2, the locking device 3 includes a locking block 31 and an elastic device, a sliding groove 33 for accommodating the locking block 31 is horizontally disposed on a side wall of the plate 2, one end of the locking block 31 is located in the sliding groove 33, the other end of the locking block 31 is exposed out of the sliding groove 33, the locking block 31 is in a right trapezoid shape, an inclined plane of the locking block 31 faces the first frame 11, the elastic device is a spring 32, the spring 32 is located in the sliding groove 33, one end of the spring 32 is fixedly connected with the plate 2, the other end of the locking block 31 is fixedly connected with a right-angled bottom wall, the locking block 31 is horizontally slidably connected with the plate 2, and a slot for allowing an end of the locking block 31 to pass through is disposed on a side wall of the first frame 11. Opening groove 21 has been seted up to dull and stereotyped 2's diapire, opens groove 21 and sliding tray 33 intercommunication, and the both ends of opening groove 21 are sealed, and latch segment 31 is close to the one end lateral wall fixedly connected with slide bar 22 of opening groove 21, and slide bar 22 is parallel and level with dull and stereotyped 2's diapire. When the flat plate 2 needs to be opened, the sliding rod 22 is pushed into the sliding groove 33, the spring 32 is compressed at the moment, and the pushing rod drives the locking block 31 to slide out of the clamping groove, so that the flat plate 2 is taken out of the first frame body 11; when flat board 2 is closed to needs, vertical dull and stereotyped 2 of direction promotion to first framework 11, when the inclined plane butt of the lateral wall of first framework 11 and latch segment 31, along with dull and stereotyped 2 antedisplacement, the lateral wall of first framework 11 can be impressed the butt piece in the sliding tray 33, make flat board 2 get into first framework 11 smoothly, when latch segment 31 supports to draw-in groove department, latch segment 31 resets under the effect of elasticity and gets into in the draw-in groove, accomplish the fixed to flat board 2, the fixed mode is simple and convenient.

Referring to fig. 2, in order to facilitate the operator to push the sliding rod 22, an inner hexagonal screw groove 221 is formed in the top wall of the sliding rod 22. The operator can insert the screw into the inner hexagonal screw groove 221 to push the slide rod 22, which helps the operator to push the slide rod 22 conveniently.

As shown in fig. 1, the pulling plate assemblies 4 are symmetrically arranged on two sides of the flat plate 2, the pulling plate assemblies 4 are located at corners of the connecting frame 13, each pulling plate assembly 4 comprises a first pulling rod 41 and a second pulling rod 42, the first pulling rod 41 is rotatably hinged to the side wall of the connecting frame 13 through a first hinge shaft, one end of each second pulling rod 42 is hinged to the first pulling rod 41 through a second hinge shaft, the other end of each second pulling rod is hinged to the top wall of the flat plate 2 through a third hinge shaft, and the central axis directions of the first hinge shaft, the second hinge shaft and the third hinge shaft are parallel to each other and are parallel to the top wall of the flat plate 2. When flat board 2 vertical in-process that moves down, second pull rod 42 and third pull rod rotate, and arm-tie subassembly 4 provides the pulling force to flat board 2, makes flat board 2 be difficult for dropping, and flat board 2 can turn to vertical state, and arm-tie subassembly 4 makes flat board 2 keep away from the reservation mouth when the vertical stroke of increase flat board 2, is favorable to reducing the possibility that debris fall on flat board 2 when overhauing.

As shown in fig. 3, the thermal insulation and sound insulation of the suspended ceiling are not good because only the flat plate 2 is connected at the reserved opening. Dull and stereotyped 2's outside is equipped with heat preservation acoustic celotex board 5, and heat preservation acoustic celotex board 5's roof is equipped with first magnet 51, and the diapire of first framework 11 is equipped with the second magnet 52 that attracts mutually with first magnet 51, and heat preservation acoustic celotex board 5 covers whole access hole and with furred ceiling roof parallel and level. When not using the access hole, arrange heat preservation acoustic celotex board 5 in dull and stereotyped 2 diapire, make first magnet 51 and second magnet 52 attract each other, at this moment, heat preservation acoustic celotex board 5 both can play the heat preservation effect of giving sound insulation, can make whole furred ceiling more pleasing to the eye again, simple and convenient.

The implementation principle of the access hole for the hidden suspended ceiling is as follows: during the use, take the sucking disc to take off heat preservation acoustic celotex board 5, stretch into interior hexagonal screw channel 221 operation with the screw rod and promote slide bar 22, remove hasp piece 3 fixed to dull and stereotyped 2, dull and stereotyped 2 can turn to vertical state and keep away from the reservation mouth, debris fall the possibility on dull and stereotyped 2 when being favorable to reducing the maintenance, after the maintenance finishes, promote dull and stereotyped 2 vertical direction to first framework 11, make hasp piece 3 fix dull and stereotyped 2 again, then arrange heat preservation acoustic celotex board 5 in dull and stereotyped 2's diapire.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a hidden access hole for furred ceiling which characterized in that: comprises a frame body (1) and a flat plate (2) which are arranged on a roof, the flat plate (2) is flush with the frame body (1) after being covered, a locking piece (3) is arranged between the flat plate (2) and the frame body (1), the locking piece (3) is detachably connected, the locking piece (3) comprises a locking block (31) and an elastic piece, a sliding groove (33) for containing the locking block (31) is horizontally arranged on the side wall of the flat plate (2), one end of the locking block (31) is positioned in the sliding groove (33), the other end of the locking block is exposed out of the sliding groove (33), the elastic piece is positioned in the sliding groove (33), one end of the elastic piece is fixedly connected with the flat plate (2), the other end of the elastic piece is fixedly connected with the bottom wall of the locking block (31), a clamping groove for enabling the end part of the locking block (31) to pass through is arranged on the side wall of the frame body (1), an opening groove (21) is arranged on the bottom wall of the flat plate (2), and the opening groove (21) is communicated with the sliding groove (33), both ends of the opening groove (21) are closed.

2. The access opening for the concealed ceiling according to claim 1, wherein: one end of the locking block (31) close to the opening groove (21) is provided with a sliding rod (22), and the sliding rod (22) is flush with the bottom wall of the flat plate (2).

3. The access opening for the concealed ceiling according to claim 2, wherein: an inner hexagonal screw groove (221) is formed in the top wall of the sliding rod (22).

4. The access opening for the concealed ceiling according to claim 1, wherein: the side of the part, exposed out of the sliding groove (33), of the locking block (31) facing the frame body (1) is an inclined surface, and the locking block (31) is inclined towards the direction far away from the flat plate (2) from one end close to the flat plate (2).

5. The access opening for the concealed ceiling according to claim 1, wherein: the frame body (1) comprises a first frame body (11), a second frame body (12) and a connecting frame (13), wherein the first frame body (11) and the second frame body (12) are parallel to each other, the connecting frame (13) is positioned between the first frame body (11) and the second frame body (12), two ends of the connecting frame (13) are respectively fixedly connected with the first frame body (11) and the second frame body (12), the lengths of the first frame body (11) and the second frame body (12) are consistent and are greater than the length of the connecting frame (13), and the widths of the first frame body (11) and the second frame body (12) are consistent and are greater than the width of the connecting frame (13); the peripheral side walls of the flat plate (2) are attached to the peripheral inner walls of the connecting frame (13).

6. The access opening for the concealed ceiling according to claim 5, wherein: the lateral wall of framework (1) is equipped with arm-tie subassembly (4), arm-tie subassembly (4) include first pull rod (41) and second pull rod (42), first pull rod (41) are rotated through first articulated shaft with the lateral wall of connecting frame (13) and are articulated, the one end of second pull rod (42) is articulated through second articulated shaft with first pull rod (41), the other end passes through third articulated shaft with the roof of dull and stereotyped (2) and articulates, the central axis direction of first articulated shaft, second articulated shaft and third articulated shaft is parallel to each other and all is parallel with the plane of dull and stereotyped (2).

7. The access opening for the concealed ceiling according to claim 5, wherein: the outside of dull and stereotyped (2) is equipped with heat preservation acoustic celotex board (5), and heat preservation acoustic celotex board (5) can be dismantled with first framework (11) and be connected.

8. The access opening for a concealed suspended ceiling according to claim 7, wherein: the top wall of the heat-preservation and sound-insulation board (5) is provided with a first magnet (51), and the bottom wall of the first frame body (11) is provided with a second magnet (52) attracted with the first magnet (51).