CN207164941U - A kind of fire acousto-optic alarm plastic shell - Google Patents
A kind of fire acousto-optic alarm plastic shell Download PDFInfo
- Publication number
- CN207164941U CN207164941U CN201721099810.2U CN201721099810U CN207164941U CN 207164941 U CN207164941 U CN 207164941U CN 201721099810 U CN201721099810 U CN 201721099810U CN 207164941 U CN207164941 U CN 207164941U
- Authority
- CN
- China
- Prior art keywords
- shell body
- inner housing
- threaded rod
- shell
- installing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fire acousto-optic alarm plastic shell, including shell body and inner housing, the lower end of shell body is provided with opening, and the upper end of shell body is provided with the first entrance hole, the inner horizontal of shell body is provided with installing plate, installing plate is provided with the second entrance hole, the left and right ends of installing plate are respectively connected with sliding block, and chute corresponding with slide position is provided with the side wall of shell body, sliding block is provided with the screwed hole connected up and down, threaded rod is connected with screwed hole, the lower end of threaded rod and the lower rotation of chute connect, the upper end of threaded rod is through in the groove on shell body sidewall, and the upper end of threaded rod is connected with the first helical gear, the engagement of first helical gear is connected with the second helical gear, and two the second helical gears drive axis connection with two of dual-axle motor respectively.Body case of annunciator is arranged to shell body and inner housing by the utility model, and during alarm work, inner housing can play effective protective action by being stretched out in shell body to alarm.
Description
Technical field
It the utility model is related to alarm technical field, more particularly to a kind of fire acousto-optic alarm plastic shell.
Background technology
Fire acousto-optic alarm is used to produce the live audible alarm and flashing light alarm of accident, be particularly suitable for use in alarm when
There is place caused by smog low visibility or the scene of the accident.At present, fire acousto-optic alarm is arranged on corridor metope more, with to the greatest extent
It is possible to give sound and light alarm information transmission to more people.But existing fire acousto-optic alarm is directly anchored on metope more,
Then it is connected with fire monitoring equipment communication again, so not only influences the aesthetic property of metope, and because fire acousto-optic is warned
Report and generally leave out acoustic aperture on the shell of device, be chronically exposed to outside if going out acoustic aperture, extraneous dust can enter the interior of shell
Portion simultaneously gathers, and so easily causes the short circuit of circuit, and then has had influence on the normal work of alarm element.
Therefore, it is proposed that a kind of fire acousto-optic alarm plastic shell solves the above problems.
Utility model content
The purpose of this utility model is and a kind of fire acousto-optic report proposed in order to solve shortcoming present in prior art
Alert device plastic shell.
To achieve these goals, the utility model employs following technical scheme：
A kind of fire acousto-optic alarm plastic shell, including shell body and inner housing, the lower end of the shell body, which is provided with, opens
Mouthful, and the upper end of shell body is provided with the first entrance hole, the inner horizontal of the shell body is provided with installing plate, set on the installing plate
There is the second entrance hole connected up and down, the left and right ends of the installing plate are respectively connected with sliding block, and are set in the side wall of shell body
There is chute corresponding with slide position, the sliding block is provided with the screwed hole connected up and down, is connected with the screwed hole
Threaded rod, the lower end of the threaded rod and the lower rotation of chute connect, and the upper end of the threaded rod is through to shell body sidewall
On groove in, and the upper end of threaded rod is connected with the first helical gear, and the first helical gear engagement is connected with the second helical gear,
And two the second helical gears drive axis connection with two of dual-axle motor respectively, the dual-axle motor is fixedly mounted on shell body
Top；The bottom surface of the installing plate is provided with first annular step, and the side wall of first annular step is provided with the first screw thread, institute
The upper end-face edge for stating inner housing is provided with the second screw thread for being matched with the first screw thread, be evenly equipped with the side wall of the inner housing it is multiple go out
Acoustic aperture.
Preferably, the shell body lower end inside edge is provided with the second ring-shaped step, the side of second ring-shaped step
Wall is provided with neck, and the inner side of the shell body lower ending opening is provided with lid, and the edge of lid is set and pocket matches
Annular protrusion.
Preferably, the inner housing is made of transparent plastic, and installation branch is connected with the inner ring wall of inner housing
Pin, and mounting leg is provided with the trip bolt for being used for fixing alarm body.
Preferably, the shell body is cylindrical shape, and the upper end of the inner housing is cylindrical shape, and its lower end is hemispherical
Shape, it is described go out acoustic aperture be distributed in the upper end side wall of inner housing.
Preferably, the upper end external diameter value of the inner housing is slightly less than the inner diameter values of shell body.
Compared with prior art, the beneficial effects of the utility model are：It is outer by the way that the plastic shell of alarm is arranged to
Housing and inner housing, and inner housing and shell body are slidably connected, when fire detection equipment detects fire, inner housing can be slided
Go out to the outside of shell body, then send sound and light alarm, the inside that external dust enters inner housing can be kept away by being arranged such, and be ensured
The permanently effective work of audible-visual annunciator；By the installing plate that is slidably connected in shell body, and inner housing is threadedly coupled and installed
On plate, the installation for facilitating alarm greatly and the maintenance process in later stage；, can by the lower end clamping lid in shell body
The entrance of dust is further avoided, the lid with the same color of metope can be selected when using in addition, can avoid influenceing metope
Overall aesthetics.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of fire acousto-optic alarm plastic shell structural representation；
Fig. 2 be the utility model proposes a kind of fire acousto-optic alarm plastic shell in inner housing stretched out from shell when
Structural representation.
In figure：1 shell body, 2 inner housings, 3 first entrance holes, 4 installing plates, 5 second entrance holes, 6 sliding blocks, 7 chutes, 8 spiral shells
Rasp bar, 9 grooves, 10 first helical gears, 11 second helical gears, 12 dual-axle motors, 13 first annular steps, 14 go out acoustic aperture, 15 lids
Son, 16 second ring-shaped steps, 17 mounting legs, 18 trip bolts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Reference picture 1-2, a kind of fire acousto-optic alarm plastic shell, including shell body 1 and inner housing 2, shell body 1 it is upper
End is provided with the first entrance hole 3, and the lower end of shell body 1 is provided with opening, and the lower end inside edge of shell body 1 is provided with the second annular table
Rank 16, the side wall of the second ring-shaped step 16 are provided with neck, and the inner side of the lower ending opening of shell body 1 is provided with lid 15, and lid 15
Edge set with the annular protrusions of pocket matches, lid 15 is connected on shell body 1, and in the presence of external force, it can be from
Opening inner side is deviate from.
The inner horizontal of shell body 1 is provided with installing plate 4, and installing plate 4 is provided with the second entrance hole 5 connected up and down, installation
The left and right ends of plate 4 are respectively connected with sliding block 6, and the chute 7 with the position correspondence of sliding block 6, sliding block are provided with the side wall of shell body 1
6 are provided with the screwed hole connected up and down, and threaded rod 8, the lower end of threaded rod 8 and the bottom of chute 7 are connected with screwed hole
Rotation connection, the upper end of threaded rod 8 is through in the groove 9 in the side wall of shell body 1, and the upper end of threaded rod 8 is connected with first
Helical gear 10, the engagement of the first helical gear 10 are connected with the second helical gear 11, and two the second helical gears 11 respectively with dual-axle motor
12 two driving axis connections, dual-axle motor 12 are fixedly mounted on the top of shell body 1.
The bottom surface of installing plate 4 is provided with first annular step 13, and the side wall of first annular step 13 is provided with the first spiral shell
Line, the upper end-face edge of inner housing 2 are provided with the second screw thread matched with the first screw thread, be evenly equipped with the side wall of inner housing 2 it is multiple go out
Acoustic aperture 14；It should be noted that inner housing 2 is made of transparent plastic, and installation is connected with the inner ring wall of inner housing 2
Leg 17, and mounting leg 17 is provided with the trip bolt 18 for being used for fixing alarm body.
As a kind of optimal embodiment, shell body 1 is cylindrical shape in this implementation, and the upper end of inner housing 2 is cylindrical shape,
And its lower end is semi-spherical shape, goes out acoustic aperture 14 and be distributed in the upper end side wall of inner housing 2, when inner housing 2 is stretched out outside shell body 1
When, shell body 1 can be completely exposed by going out acoustic aperture 14；Further, the upper end external diameter value of inner housing 2 is slightly less than the internal diameter of shell body 1
Value, it can effectively avoid dust from entering the inner side of inner housing 2 by going out acoustic aperture 14, ensure its internal alarm element work steady in a long-term
Make.
The utility model by the way that the plastic shell of alarm is arranged into shell body 1 and inner housing 2, and by inner housing 2 with
Shell body 1 is slidably connected, and when fire detection equipment detects fire, inner housing 2 is pushed out to by its controllable dual-axle motor 12
The outside of shell body 1, then sends sound and light alarm, and the inside that external dust enters inner housing 2 can be kept away by being arranged such, and influence sound
The stability of light crossing-signal work；Installing plate is threadedly coupled by the installing plate 4 that is slidably connected in shell body 1, and by inner housing 2
On 4, in order to the installation of alarm；By the lower end clamping lid 15 in shell body 1, the entrance of dust can be further avoided,
And inner housing 2 can eject lid 15 when moving down, and will not hinder the normal work of alarm.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of fire acousto-optic alarm plastic shell, it is characterised in that including shell body (1) and inner housing (2), the shell
The lower end of body (1) is provided with opening, and the upper end of shell body (1) is provided with the first entrance hole (3), the internal water of the shell body (1)
Flat to be provided with installing plate (4), the installing plate (4) is provided with the second entrance hole (5) connected up and down, a left side for the installing plate (4)
Right both ends are respectively connected with sliding block (6), and the chute (7) with sliding block (6) position correspondence, institute are provided with the side wall of shell body (1)
State sliding block (6) and be provided with the screwed hole connected up and down, threaded rod (8), the threaded rod (8) are connected with the screwed hole
Lower end be connected with the lower rotation of chute (7), the upper end of the threaded rod (8) is through to the groove in shell body (1) side wall
(9) in, and the upper end of threaded rod (8) is connected with the first helical gear (10), and the first helical gear (10) engagement is connected with second
Helical gear (11), and two the second helical gears (11) drive axis connection, the twin shaft electricity with two of dual-axle motor (12) respectively
Machine (12) is fixedly mounted on the top of shell body (1)；The bottom surface of the installing plate (4) is provided with first annular step (13), and
The side wall of first annular step (13) is provided with the first screw thread, and the upper end-face edge of the inner housing (2) is provided with and the first screw thread
The second screw thread matched somebody with somebody, be evenly equipped with the side wall of the inner housing (2) it is multiple go out acoustic aperture (14).
A kind of 2. fire acousto-optic alarm plastic shell according to claim 1, it is characterised in that the shell body (1)
Lower end inside edge is provided with the second ring-shaped step (16), and the side wall of second ring-shaped step (16) is provided with neck, described
The inner side of shell body (1) lower ending opening is provided with lid (15), and the edge of lid (15) sets the convex annular with pocket matches
Rise.
A kind of 3. fire acousto-optic alarm plastic shell according to claim 1, it is characterised in that the inner housing (2)
It is made of transparent plastic, and mounting leg (17) is connected with the inner ring wall of inner housing (2), and on mounting leg (17)
Provided with the trip bolt (18) for fixing alarm body.
A kind of 4. fire acousto-optic alarm plastic shell according to claim 1, it is characterised in that the shell body (1)
For cylindrical shape, the upper end of the inner housing (2) is cylindrical shape, and its lower end is semi-spherical shape, it is described go out acoustic aperture (14) be distributed on
In the upper end side wall of inner housing (2).
A kind of 5. fire acousto-optic alarm plastic shell according to claim 1, it is characterised in that the inner housing (2)
Upper end external diameter value be slightly less than the inner diameter values of shell body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099810.2U CN207164941U (en) | 2017-08-30 | 2017-08-30 | A kind of fire acousto-optic alarm plastic shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099810.2U CN207164941U (en) | 2017-08-30 | 2017-08-30 | A kind of fire acousto-optic alarm plastic shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207164941U true CN207164941U (en) | 2018-03-30 |
Family
ID=61719740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721099810.2U Expired - Fee Related CN207164941U (en) | 2017-08-30 | 2017-08-30 | A kind of fire acousto-optic alarm plastic shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207164941U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349361A (en) * | 2019-08-13 | 2019-10-18 | 海南省林业科学研究所 | A kind of Forest Disaster monitoring device based on Internet of Things |
| CN111885870A (en) * | 2020-08-27 | 2020-11-03 | 王宏伟 | Hidden protective housing for communication equipment |
| CN116798206A (en) * | 2022-12-23 | 2023-09-22 | 山东万里红信息技术有限公司 | Medical big data network transmission based safety early warning device |
-
2017
- 2017-08-30 CN CN201721099810.2U patent/CN207164941U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349361A (en) * | 2019-08-13 | 2019-10-18 | 海南省林业科学研究所 | A kind of Forest Disaster monitoring device based on Internet of Things |
| CN111885870A (en) * | 2020-08-27 | 2020-11-03 | 王宏伟 | Hidden protective housing for communication equipment |
| CN116798206A (en) * | 2022-12-23 | 2023-09-22 | 山东万里红信息技术有限公司 | Medical big data network transmission based safety early warning device |
| CN116798206B (en) * | 2022-12-23 | 2024-01-23 | 山东万里红信息技术有限公司 | Safety early warning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20180830 |