CN210216867U

CN210216867U - Ceiling access hole

Info

Publication number: CN210216867U
Application number: CN201920671674.2U
Authority: CN
Inventors: Daoliang Pu; 蒲道良; Dongqing Yang; 杨冬青; Leilei Liu; 刘雷雷; Junfang Sun; 孙君芳
Original assignee: Shenzhen Standard Spectrum Interior Design Consulting Co Ltd
Current assignee: Shenzhen Standard Spectrum Interior Design Consulting Co Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-03-31
Anticipated expiration: 2029-05-08

Abstract

The utility model relates to a ceiling access hole, which comprises a gypsum board for suspended ceiling, a rectangular access door hole is arranged on the gypsum board, an access door matched with the access door hole is embedded in the access door hole, two opposite ends of the access door are both provided with L-shaped fixture blocks, the fixture blocks are detachably arranged on the side of the gypsum board far away from the ground through a clamping piece, the clamping piece comprises an elastic hook block and a spring, the elastic hook block is symmetrically arranged on the side of a second butt block jointed with the gypsum board, the spring is arranged between the symmetrical elastic hook blocks and is used for driving the symmetrical elastic hook blocks to be away from each other, a clamping groove matched with the elastic hook block is arranged on the gypsum board, the utility model discloses a clamping piece is used for connecting the access door, an air cylinder piston rod is used for supporting the access door, and the weight of the access door is shared by the gypsum board around the access door hole, avoid the gypsum board local atress great, the protection gypsum board can not the fracture damage.

Description

Ceiling access hole

Technical Field

The utility model relates to an access hole technical field especially relates to a smallpox access hole.

Background

The ceiling access hole is a device which is arranged in the suspended ceiling and can be independently opened, because the signal transmission line, the electric wire, the air-conditioning air duct and the like of the existing building are mostly hidden above the ceiling, and in case the lines and the pipelines are damaged or break down, maintenance personnel are needed to perform maintenance work above the ceiling, but the installed ceiling is inconvenient to open, and the size of a single ceiling is smaller, so that the structure of the access hole is additionally arranged on the ceiling when the ceiling construction is specifically performed, so that the lines and the pipelines above the ceiling can be maintained by the following personnel.

The embedded mounting structure from the top down is usually adopted to current access hole structure, sets up the door opening at the gypsum board layer, and the edge card of access door is in the top at door opening edge, but door opening department gypsum board edge has born all weights of access door in this kind of mounting means, and the gypsum board edge can receive great stress, uses for a long time, can lead to gypsum board edge fracture to destroy, has destroyed the firm and stable of access hole structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smallpox access hole can share the weight of access door for the gypsum board around the access door hole, avoids the local atress of gypsum board great, and the protection gypsum board can not the fracture damage.

The above object of the present invention can be achieved by the following technical solutions:

a ceiling access hole comprises a gypsum board for suspended ceiling, a rectangular access door hole is arranged on the gypsum board, an access door matched with the access door hole is embedded in the access door hole, it is characterized in that two opposite ends of the access door are both provided with L-shaped fixture blocks, one end of each fixture block is defined as a first abutting block, the other end of each fixture block is defined as a second abutting block, the second abutting block abuts against the side face, far away from the ground, of the gypsum board, the second abutting block is detachably arranged on the side face, far away from the ground, of the gypsum board through the clamping piece, the clamping piece comprises an elastic hook block and a spring, the elastic hook block is symmetrically arranged on the side surface of the second abutting block which is attached to the gypsum board, the spring sets up between symmetrical elasticity hook piece, is used for driving symmetrical elasticity hook piece and keeps away from each other, set up the draw-in groove with elasticity hook piece matched with on the gypsum board.

Through adopting above-mentioned technical scheme, when needs stabilize the butt with the access door on the gypsum board of access door hole department, can make hold between the fingers symmetrical elasticity hook piece, make symmetrical elasticity hook piece be close to each other, the spring is compressed this moment, align the draw-in groove with elasticity hook piece again, and insert the elasticity hook piece in the draw-in groove, the spring of compressed is because the automatic outside expansion of restoring force, and then can stabilize the card in the draw-in groove with elasticity hook piece is equal, through this mode, just can stabilize the butt on the loading end of gypsum board with the fixture block, and then can stabilize the joint on the gypsum board with the access door, when needs open the access door, directly exert vertical ascending power to the access door, make elasticity hook piece break away from the draw-in groove, just can open the access door, and then can make things convenient for the staff to the circuit of smallpox top, the pipeline is maintained.

The utility model discloses further set up to first butt piece sets up on the lateral wall of access door laminating gypsum board, the position of laminating mutually with the fixture block on the gypsum board is equipped with the carrier block with fixture block matched with, set up the draw-in groove with elasticity hook piece matched with on the carrier block.

Through adopting above-mentioned technical scheme, the existence of bearing block can share the weight that access door department's gypsum board bore the access door, and then can disperse the stress that the gypsum board edge received, reduces gypsum board department and leads to the breach of access hole edge fracture to destroy because of the atress is too big, and influences the circumstances emergence of access hole sound construction and stability.

The utility model discloses further set up to the surface that ground was kept away from to the gypsum board has placed the drive assembly who is used for ordering about the access door and goes up and down, drive assembly includes the cylinder and extends the piece, it installs on the side that ground was kept away from to the access door to extend the piece, the cylinder is placed on the side that ground was kept away from to the gypsum board, the piston rod of cylinder is connected with extending the piece, just the extending direction of cylinder piston rod is mutually perpendicular with ground.

Through adopting above-mentioned technical scheme, through mutually supporting of cylinder, extension piece and access door, the vertical removal of drive access door that can be automatic reaches preset position, and then in the access door hole gets into the access way, concrete realization process does: the starting cylinder, because the piston rod of cylinder is connected with the extension piece, so the cylinder starts the back, can drive extension piece and the vertical rebound of access door, and the access door is at the in-process of vertical removal, and elasticity hook piece breaks away from the draw-in groove, treats that the access door is in when preset position, stops the cylinder, and at this moment, the access door is moved preset position, and then the maintainer of being convenient for enters into in the access way in order to maintain.

The utility model discloses further set up to be provided with the power supply that is used for driving actuating cylinder removal on the side that ground was kept away from to the gypsum board, the power supply includes motor, lead screw and slide, the slide slides and connects on the side that ground was kept away from to the gypsum board, the cylinder is installed on the slide loading end, the lead screw level runs through the slide, the motor is installed on the side that ground was kept away from to the gypsum board, just the output shaft of motor is connected with the lead screw.

Through adopting above-mentioned technical scheme, the access door that will rise to preset position when needs removes the prepositioning once more, in order to reduce the in-process that the maintainer passes through the access door hole, when cylinder piston rod is to the hindrance of maintainer, can the starter motor, drive the slide by the motor drive lead screw and remove, and then indirectly drive cylinder and access panel by the slide and remove preset position, treat when the slide removes preset position, stop the motor, to this, just can shift out the access door near the position of access door hole, and then make things convenient for the maintainer to pass in and out the access hole.

The utility model is further arranged in that a slide rail is arranged on the side surface of the gypsum board far away from the ground, and the slide plate is connected on the slide rail in a sliding way.

Through adopting above-mentioned technical scheme, the slide rail that sets up has the guidance quality, can be convenient for the slide quick travel to preset position on.

The utility model is further provided with a cushion pad attached to the position of the bearing block, which is attached to the clamping block.

Through adopting above-mentioned technical scheme, the blotter of setting is made by the rubber material, and itself has flexibility and elastic force, can not only increase the compactness of carrier block and fixture block, can slow down the fixture block moreover and push down the impact force to the carrier block in the twinkling of an eye of carrier block, and then the life of extension fixture block.

The utility model discloses further set up as be provided with on the side that the access door keeps away from ground with fixture block matched with connecting block, the connecting block passes through the mounting screw on the access door.

Through adopting above-mentioned technical scheme, the connecting block that sets up can further stabilize the fixture block on the access door, strengthens the stability of access door and fixture block.

The utility model is further provided with that the end part of the elastic hook block, which is far away from the second butt joint block, is provided with a circular arc chamfer.

Through adopting above-mentioned technical scheme, the circular arc chamfer that sets up has the guidance quality, can be convenient for the elastic hook piece block fast card go into in the draw-in groove.

To sum up, the utility model discloses a beneficial technological effect does:

the access door can be stably clamped on the gypsum board at the access door hole through the mutual matching of the clamping block, the bearing block and the clamping piece, the clamping block arranged in the L shape can also share the weight of the access door to the gypsum board around the access door hole, the gypsum board is prevented from being locally stressed greatly, and the gypsum board is prevented from cracking and being damaged, meanwhile, the maintenance door can be automatically moved away through the mutual matching of the air cylinder, the extension block, the motor, the screw rod, the sliding plate and the sliding rail, so that maintenance personnel can conveniently enter the maintenance passage, in addition, because the piston rod of the air cylinder is connected with the extension block arranged on the access door, and the air cylinder is arranged on the sliding plate on the sliding rail, at the moment, the area of the slide rail that sets up is greater than the area of contact of fixture block and gypsum board, to this, can further reduce the pressure that the gypsum board received on the unit area with the better dispersion of weight of access door, strengthens the joint strength of gypsum board around the access door hole.

Drawings

FIG. 1 is a schematic view of the overall structure of the access door hole and the access door of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic structural view of a middle gypsum board and an access door of the present invention;

fig. 4 is an enlarged view of fig. 3 at B.

Reference numerals: 1. a gypsum board; 11. repairing the door hole; 12. a bearing block; 13. a card slot; 14. a slide rail; 2. an access door; 21. a clamping block; 211. a first abutment block; 212. a second abutment block; 22. connecting blocks; 3. a clamping piece; 31. a spring; 32. an elastic hook block; 4. a drive assembly; 41. a cylinder; 42. an extension block; 5. a power source; 51. a motor; 52. a screw rod; 53. a slide board.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a ceiling access hole, as shown in figure 1, include the gypsum board 1 that forms by the concatenation of a plurality of gypsum veneers, offer the access door hole 11 that is square shape in the junction, gypsum board 1 encloses around access door hole 11, in order to keep ceiling gypsum board 1's integrality and aesthetic property, use access door 2 to come shutoff access door hole 11 usually, in order to guarantee ceiling gypsum board 1's leakproofness, make access door 2's shape into the same shape with access door hole 11, make access door 2 imbed in access door hole 11 just, access door 2 adopts the plate body with thickness such as gypsum board 1.

However, the access door 2 is embedded into the access door hole 11, the weight of the access door 2 cannot be supported, and the access door can easily fall down from the access door hole 11, therefore, the two opposite ends of the bearing surface of the access door 2 are both provided with the clamping blocks 21 with the L-shaped cross sections, the gypsum board 1 is provided with the bearing blocks 12 which are attached to the clamping blocks 21 and also have the L-shaped cross sections, the clamping blocks 21 are clamped with the bearing blocks 12 through the clamping pieces 3, the clamping blocks 21 are provided with two ends, one end is set as the first abutting block 211, the other end is set as the second abutting block 212, the first abutting block 211 is installed on the side wall of the clamping block 21 close to the bearing block 12, and the second abutting block 212 abuts on the bearing surface of the bearing block 12.

As shown in fig. 1 and 2, the fastening member 3 includes an elastic hook block 32 and a spring 31, the elastic hook block 32 is provided with two symmetrical hooks which are symmetrically installed on the side surface of the second abutting block 212 close to the bearing block 12, the spring 31 is installed between the symmetrical elastic hook blocks 32, the spring 31 is used for driving the symmetrical elastic hook blocks 32 to be away from each other, one end of the spring 31 is connected with one of the elastic hook blocks 32, the other end of the spring 31 is connected with the other elastic hook block 32, the bearing block 12 is provided with a slot 13 into which the elastic hook block 32 is inserted, in addition, the end of the elastic hook block 32 close to the slot 13 is provided with an arc chamfer, and the elastic hook block 32 can be inserted into the slot 13 conveniently due to the arc chamfer.

When the fixture block 21 needs to be installed on the bearing block 12, the elastic hook block 32 is aligned with the clamping groove 13, the elastic hook block 32 is pressed downwards, the clamping groove 13 is formed, the spring 31 is compressed, the elastic hook block 32 is located at a preset position, the spring 31 resets, at the moment, the symmetrical fixture block 21 can be driven to be stably clamped in the clamping groove 13, the access door 2 can be stably fixed on the gypsum board 1 in this way, the weight of the access door 2 is shared on the bearing block 12 through the fixture block 21, the bearing block 12 disperses the pressure received by the bearing block 12 to the gypsum board 1 on the lower portion of the bearing block, and the force received by the unit area of the gypsum board 1 becomes smaller.

As shown in fig. 1 and 3, in order to automatically drive the access door 2 to open, a driving assembly 4 for driving the access door 2 to ascend is installed on a carrying surface of the gypsum board 1, and as shown in fig. 4, a power source 5 for driving the access door 2 and the driving assembly 4 to horizontally move is also installed, the power source 5 includes two sliding rails 14, a sliding plate 53, a screw rod 52 and a motor 51, the two sliding rails 14 are respectively installed on the gypsum board 1 on the left and right sides of the access door hole 11, the two sliding rails 14 are parallel to each other, the sliding plate 53 is slidably connected to the sliding rails 14, the screw rod 52 horizontally penetrates the sliding plate 53, the motor 51 is installed on the gypsum board 1, an output shaft of the motor 51 is connected to the screw rod 52, the driving assembly 4 includes a cylinder 41 and an extension block 42, the extension block 42 is L-shaped, one end of the extension block 42 is vertically installed on the access, the cylinder 41 is mounted on the bearing surface of the slide plate 53.

When the access door 2 needs to be opened automatically, the cylinder 41 can be started, the extending block 42 and the access door 2 are driven to ascend by the cylinder 41, when the access door 2 is in a preset position, the cylinder 41 is stopped, the motor 51 is restarted, the screw rod 52 is driven to rotate by the motor 51, the sliding plate 53 is driven to move by the screw rod 52, when the access door 2 on the piston rod of the cylinder 41 is in the preset position, the motor 51 is stopped, and therefore the access door 2 can be moved away from the access door hole 11, and a worker can conveniently enter the access passage from the access door hole 11 to perform maintenance work.

In addition, the position subsides of laminating mutually with fixture block 21 on carrier block 12 are equipped with the blotter (not marked in the figure), the blotter is made by the rubber material, can increase fixture block 21 and carrier block 12's compactness, be connected with the connecting block 22 of laminating mutually with access door 2 on first butt piece 211, connecting block 22 passes through the mounting screw on access door 2, connecting block 22 can stabilize first butt piece 211 in the position of access door 2, and then be convenient for first butt piece 211 indirectly drive access door 2 and stabilize on carrier block 12.

The implementation process comprises the following steps: can share the weight of access door 2 on bearing block 12 through the fixture block 21 that sets up, and bearing block 12 disperses the pressure that receives to gypsum board 1 of its lower part again, make the power that gypsum board 1 unit area received become littleer, and simultaneously, cylinder 41 piston rod is vertical to run through extension piece 42, and extension piece 42 is installed on access door 2, cylinder 41 is installed on the slide 53 of keeping away from access door hole 11 department, to this, just can share the weight of access door 2 on cylinder 41, rethread slide 53 disperses other positions of gypsum board 1, through this mode, further reduce the pressure that gypsum board 1 received on the unit area, strengthen access door hole 11 around the joint strength of gypsum board 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A ceiling access hole comprises a gypsum board (1) for a suspended ceiling, wherein a rectangular access door hole (11) is formed in the gypsum board (1), and an access door (2) matched with the access door hole (11) is embedded in the access door hole (11), and is characterized in that two opposite ends of the access door (2) are respectively provided with an L-shaped fixture block (21), one end of the defined fixture block (21) is a first abutting block (211), the other end of the defined fixture block is a second abutting block (212), the second abutting block (212) abuts against the side surface of the gypsum board (1) far away from the ground, the second abutting block (212) is detachably installed on the side surface of the gypsum board (1) far away from the ground through a joint piece (3), the joint piece (3) comprises an elastic hook block (32) and a spring (31), the elastic hook block (32) is symmetrically arranged on the side surface of the second abutting block (212) attached to the gypsum board (1), the spring (31) is arranged between the symmetrical elastic hook blocks (32) and used for driving the symmetrical elastic hook blocks (32) to be away from each other, and a clamping groove (13) matched with the elastic hook blocks (32) is formed in the gypsum board (1).

2. The ceiling access hole according to claim 1, wherein the first abutting block (211) is arranged on a side wall of the access door (2) attached to a gypsum board (1), a bearing block (12) matched with the clamping block (21) is arranged at a position on the gypsum board (1) attached to the clamping block (21), and a clamping groove (13) matched with the elastic hook block (32) is formed in the bearing block (12).

3. A ceiling access opening according to claim 1, characterized in that a driving assembly (4) for driving the access door (2) to ascend and descend is placed on the surface of the gypsum board (1) far away from the ground, the driving assembly (4) comprises a cylinder (41) and an extension block (42), the extension block (42) is installed on the side of the access door (2) far away from the ground, the cylinder (41) is placed on the side of the gypsum board (1) far away from the ground, the piston rod of the cylinder (41) is connected with the extension block (42), and the extension direction of the piston rod of the cylinder (41) is perpendicular to the ground.

4. A ceiling access hole according to claim 3, characterized in that a power source (5) for driving the cylinder (41) to move is arranged on the side of the gypsum board (1) far away from the ground, the power source (5) comprises a motor (51), a screw rod (52) and a sliding plate (53), the sliding plate (53) is connected to the side of the gypsum board (1) far away from the ground in a sliding manner, the cylinder (41) is installed on the bearing surface of the sliding plate (53), the screw rod (52) horizontally penetrates through the sliding plate (53), the motor (51) is installed on the side of the gypsum board (1) far away from the ground, and the output shaft of the motor (51) is connected with the screw rod (52).

5. A ceiling manhole according to claim 4, wherein the side of the plasterboard (1) remote from the ground is provided with a sliding rail (14), and the sliding plate (53) is slidably connected to the sliding rail (14).

6. A ceiling access port according to claim 2, characterized in that a buffer pad is attached to the position of the bearing block (12) attached to the clamping block (21).

7. A ceiling access hole according to claim 1, characterized in that the side of the access door (2) far from the ground is provided with a connecting block (22) matched with the clamping block (21), and the connecting block (22) is installed on the access door (2) through a screw.

8. A ceiling manhole according to claim 1, wherein the end of the elastic hook block (32) remote from the second abutment block (212) is provided with a rounded chamfer.