CN210562923U

CN210562923U - Ceiling access hole with formaldehyde detection and alarm functions

Info

Publication number: CN210562923U
Application number: CN201921068717.4U
Authority: CN
Inventors: 李广枝; 叶顺瑶
Original assignee: Foshan Shunsenyang Technology Co ltd
Current assignee: Foshan Shunsenyang Technology Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-19
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a ceiling access hole with formaldehyde detects alarming function, including ceiling and trapezoidal access hole, the upper end at the ceiling is seted up to trapezoidal access hole, be connected with trapezoidal roof in the trapezoidal access hole, the mounting hole of intercommunication about the upper end four corners department of trapezoidal roof all seted up, and threaded connection has the fastening bolt who offsets with trapezoidal access hole in the mounting hole, the rectangle recess has been seted up to the lower extreme of trapezoidal roof, and the circular through-hole that communicates with the rectangle recess is seted up to the upper end of trapezoidal roof, fixedly connected with electric putter in the circular through-hole, electric putter's flexible end extends to in the rectangle recess and fixedly connected has the horizontally backup pad, the lower extreme fixedly connected with formaldehyde detector of backup pad. The utility model discloses guarantee the leakproofness and the aesthetic property of trapezoidal access hole to possess the function of reporting to the police to harmful gas detection, with the condition that reduces dangerous emergence, improved the security performance.

Description

Ceiling access hole with formaldehyde detection and alarm functions

Technical Field

The utility model relates to a maintenance mouthful technical field especially relates to a ceiling maintenance mouth with formaldehyde detects alarming function.

Background

In the indoor ceiling decoration of modern buildings, the ceiling is often closed by using a plate. In order to facilitate maintenance of equipment, piping, electrical wiring, etc. on the ceiling, access openings are typically provided in the ceiling. But with the smallpox access hole that appears on the market now, because higher floor, wind is generally very big, and the apron that covers closed the access hole is lighter, leans on apron self weight lock completely, and the apron is blown easily, reduces apron sealed effect.

In addition, do not possess formaldehyde detection alarm device in current ceiling access hole, in case when appearing somewhere formaldehyde gas in the building and leaking, if can not be timely detect and the feedback, can cause great loss, consequently, need carry out real time monitoring to the monitoring point in the access hole to the effectual concentration that detects out combustible and toxic gas, combustible toxic gas concentration exceeds standard after the prevention gas leakage, for this reason, we propose a ceiling access hole with formaldehyde detection alarming function and solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ceiling access hole with a formaldehyde detection alarm function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ceiling access hole with a formaldehyde detection alarm function comprises a ceiling and a trapezoidal access hole, wherein the trapezoidal access hole is formed in the upper end of the ceiling, a trapezoidal top plate is connected in the trapezoidal access hole, the four corners of the upper end of the trapezoidal top plate are provided with mounting holes which are communicated up and down, fastening bolts which are abutted against the trapezoidal access hole are connected in the mounting holes in a threaded manner, a rectangular groove is formed in the lower end of the trapezoidal top plate, a circular through hole communicated with the rectangular groove is formed in the upper end of the trapezoidal top plate, an electric push rod is fixedly connected in the circular through hole, the telescopic end of the electric push rod extends into the rectangular groove and is fixedly connected with a horizontal supporting plate, a formaldehyde detector is fixedly connected to the lower end of the supporting plate, an alarm device is arranged in the formaldehyde detector, and two bottom plates are rotatably connected to the, and the bottom plate is connected with the supporting plate through a telescopic mechanism.

Preferably, the upper end of the trapezoidal top plate is fixedly connected with a circular top cover corresponding to the circular through hole, and the circular top cover is fixedly connected with the trapezoidal top plate through a plurality of first bolts.

Preferably, all fixedly connected with horizontally bracing piece on electric putter's the left and right sides lateral wall, electric putter's one end and the interior wall connection of circular through-hole are kept away from to the bracing piece, and by a plurality of second bolt fixed connection between bracing piece and the circular through-hole inner wall.

Preferably, the telescopic mechanism comprises two first rotating parts rotatably connected to the lower end of the supporting plate, the upper end of the bottom plate is rotatably connected with a second rotating part, and a telescopic spring is fixedly connected between the first rotating part and the second rotating part.

Preferably, the sum of the width values of the two bottom plates is the same as the width value of the notch of the rectangular groove.

Preferably, the lower end of the casing of the formaldehyde detector is fixedly connected with a vertical rod corresponding to the bottom plate, and the vertical rod is in contact connection with the upper end face of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through having seted up trapezoidal access hole in the upper end of ceiling to fixedly connected with trapezoidal roof in trapezoidal access hole plays sealed effect to trapezoidal access hole, and has strengthened the joint strength between trapezoidal roof and the trapezoidal access hole, has guaranteed the leakproofness and the aesthetic property of trapezoidal access hole.

2. The lower end of the trapezoid top plate is provided with the rectangular groove, the formaldehyde detector is arranged in the rectangular groove, when the formaldehyde detector is required to be used, the formaldehyde detector can move to the lower side of the trapezoid top plate, harmful gas in the air can be detected in real time, danger is reduced, and when the formaldehyde detector is not required to be used, the formaldehyde detector can be stored in the rectangular groove and has a protection effect.

Drawings

FIG. 1 is a structural diagram of a ceiling and a trapezoidal top plate of a ceiling access hole with a formaldehyde detection alarm function provided by the utility model;

FIG. 2 is a side sectional view of a trapezoidal top plate of a ceiling access hole with a formaldehyde detection alarm function provided by the utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

figure 4 is the utility model provides a state diagram when formaldehyde detector of ceiling access hole with formaldehyde detects alarming function uses.

In the figure: 1 ceiling, 2 trapezoidal access holes, 3 trapezoidal roof, 4 mounting holes, 5 electric putter, 6 backup pads, 7 formaldehyde detector, 8 bottom plates, 9 circular top cap, 10 bracing pieces, 11 first rotating pieces, 12 second rotating pieces, 13 expanding spring, 14 montants.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a ceiling access hole with formaldehyde detection and alarm functions comprises a ceiling 1 and a trapezoidal access hole 2, wherein the trapezoidal access hole 2 is arranged at the upper end of the ceiling 1, a trapezoidal top plate 3 is connected in the trapezoidal access hole 2, four corners of the upper end of the trapezoidal top plate 3 are respectively provided with a mounting hole 4 which is communicated up and down, the mounting hole 4 is internally threaded with a fastening bolt which is abutted against the trapezoidal access hole 2, the lower end of the trapezoidal top plate 3 is provided with a rectangular groove, the upper end of the trapezoidal top plate 3 is provided with a circular through hole which is communicated with the rectangular groove, an electric push rod 5 is fixedly connected in the circular through hole, the left side wall and the right side wall of the electric push rod 5 are respectively and fixedly connected with a horizontal support rod 10, one end of the support rod 10 far away from the electric push rod 5 is connected with the inner wall of the circular, concretely, the circular top cap 9 that the upper end fixedly connected with of trapezoidal roof 3 corresponds with circular through-hole, and by a plurality of first bolt fixed connection between circular top cap 9 and the trapezoidal roof 3, through taking off circular top cap 9, can clear up or change electric putter 5 in the circular through-hole, and electric putter 5 and outside controlling means wireless connection, and this connection technology is prior art, no longer gives unnecessary details here.

Wherein, electric putter 5's flexible end extends to in the rectangle recess and fixed connection has horizontally backup pad 6, the lower extreme fixedly connected with formaldehyde detector 7 of backup pad 6, formaldehyde detector 7 chooses for use the resistant ZA-K6000 fixed formaldehyde of moral to detect the alarm, and be provided with alarm device in the formaldehyde detector 7, it is connected with two bottom plates 8 to rotate on the port lateral wall of rectangle recess, and be connected by telescopic machanism between bottom plate 8 and the backup pad 6, the width value sum of two bottom plates 8 is the same with the notch width value of rectangle recess, when need not use formaldehyde detector 7, can accomodate it in the rectangle recess, on the one hand, play the effect of protection to formaldehyde detector 7, on the other hand, trapezoidal access hole 2's leakproofness and aesthetic property have been guaranteed.

Wherein, telescopic machanism includes that two rotate and connect the first rotation piece 11 at the 6 lower extreme of backup pad, the upper end of bottom plate 8 is rotated and is connected with the second and rotates piece 12, and first rotation piece 11 rotates fixedly connected with expanding spring 13 between 12 with the second, the casing lower extreme fixedly connected with of formaldehyde detector 7 and the montant 14 that the bottom plate corresponds, and montant 14 is connected with the up end contact of bottom plate 8, expanding spring 1 plays tensile effect to bottom plate 8, when using the formaldehyde detector, start electric putter 5, make backup pad 6 make vertical motion, and under montant 14's cooperation use, make the activity of formaldehyde detector 7 to the outside of bottom plate 8 can.

In the utility model, the upper end of the ceiling 1 is provided with the trapezoidal access hole 2, and the trapezoidal top plate 3 is fixedly connected in the trapezoidal access hole 2, has the sealing effect on the trapezoidal access hole 2, enhances the connecting strength between the trapezoidal top plate 3 and the trapezoidal access hole 2, in addition, the maintenance port is provided with a formaldehyde detector 7 which can detect the concentration of harmful gas, specifically, when the formaldehyde detector 7 is used, the electric push rod 5 is started to enable the support plate 6 to move vertically, under the matching use of the vertical rod 14, the formaldehyde detector 7 moves to the outer side of the bottom plate 8 for detection, when the formaldehyde detector 7 is not needed, the formaldehyde detector can be accommodated in the rectangular groove, on one hand, the formaldehyde detector 7 is protected, and on the other hand, the sealing performance and the attractiveness of the trapezoidal access hole 2 are guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ceiling access hole with a formaldehyde detection alarm function comprises a ceiling (1) and a trapezoidal access hole (2), and is characterized in that the trapezoidal access hole (2) is formed in the upper end of the ceiling (1), a trapezoidal top plate (3) is connected in the trapezoidal access hole (2), mounting holes (4) which are communicated up and down are formed in four corners of the upper end of the trapezoidal top plate (3), fastening bolts which are abutted against the trapezoidal access hole (2) are connected to the mounting holes (4) through threads, a rectangular groove is formed in the lower end of the trapezoidal top plate (3), a circular through hole communicated with the rectangular groove is formed in the upper end of the trapezoidal top plate (3), an electric push rod (5) is fixedly connected in the circular through hole, a telescopic end of the electric push rod (5) extends into the rectangular groove and is fixedly connected with a horizontal support plate (6), a formaldehyde detector (7) is fixedly connected to the lower end of the support plate (6), and an alarm device is arranged in the formaldehyde detector (7), the side wall of the port of the rectangular groove is rotatably connected with two bottom plates (8), and the bottom plates (8) are connected with the supporting plate (6) through a telescopic mechanism.

2. The ceiling access hole with the formaldehyde detection and alarm function as claimed in claim 1, wherein a circular top cover (9) corresponding to the circular through hole is fixedly connected to the upper end of the trapezoidal top plate (3), and the circular top cover (9) and the trapezoidal top plate (3) are fixedly connected through a plurality of first bolts.

3. The ceiling access hole with the formaldehyde detection and alarm function as claimed in claim 1, wherein horizontal support rods (10) are fixedly connected to the left and right side walls of the electric push rod (5), one end of each support rod (10) far away from the electric push rod (5) is connected with the inner wall of the circular through hole, and the support rods (10) are fixedly connected with the inner wall of the circular through hole through a plurality of second bolts.

4. The ceiling access opening with the formaldehyde detection and alarm function as claimed in claim 1, wherein the telescoping mechanism comprises two first rotating members (11) rotatably connected to the lower end of the supporting plate (6), the upper end of the bottom plate (8) is rotatably connected with a second rotating member (12), and a telescoping spring (13) is fixedly connected between the first rotating member (11) and the second rotating member (12).

5. A ceiling access opening with formaldehyde detection alarm function according to claim 1, characterized in that the sum of the width values of the two bottom plates (8) is the same as the width value of the slot opening of the rectangular groove.

6. The ceiling access opening with the formaldehyde detection and alarm function as claimed in claim 1, wherein a vertical rod (14) corresponding to the bottom plate is fixedly connected to the lower end of the casing of the formaldehyde detector (7), and the vertical rod (14) is in contact connection with the upper end face of the bottom plate (8).