CN213519645U - Economical manual fire alarm button with good weather resistance - Google Patents
Economical manual fire alarm button with good weather resistance Download PDFInfo
- Publication number
- CN213519645U CN213519645U CN202023127672.9U CN202023127672U CN213519645U CN 213519645 U CN213519645 U CN 213519645U CN 202023127672 U CN202023127672 U CN 202023127672U CN 213519645 U CN213519645 U CN 213519645U
- Authority
- CN
- China
- Prior art keywords
- rubber sleeve
- circuit board
- fire alarm
- alarm button
- mounting seat
- 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.)
- Active
Links
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model relates to an economical manual fire alarm button with good weather resistance, which comprises a mounting box and a press cover movably connected with the mounting box; a pressing groove exposing the pressing cover is formed in the side surface of the mounting box; a longitudinal circuit board is fixedly arranged in the mounting box; the circuit board is provided with a positive electrode conducting potential and a negative electrode conducting potential; a silica gel key is also arranged in the mounting box; the silica gel key comprises a rubber sleeve and conductive carbon particles, wherein the head of the rubber sleeve is pressed by the pressing cover, and the conductive carbon particles are used for conducting a positive electrode conductive potential and a negative electrode conductive potential; at least one of the circuit board and the mounting box is matched with the rubber sleeve to form a sealing area; the positive electrode conducting potential, the negative electrode conducting potential and the conductive carbon particles are all in the sealing area; at least one of the circuit board, the mounting box and the pressing cover is fixed with the rubber sleeve. The improved manual fire alarm button has good weather resistance and low cost.
Description
Technical Field
The utility model relates to a button technical field, more specifically say, relate to a manual fire alarm button of economical that weatherability is good.
Background
When a fire happens, personnel can send a fire alarm signal to the fire alarm controller by pressing a manual fire alarm button so as to link fire prevention and extinguishing facilities in a building; therefore, the manual fire alarm button is in a normal working state all the time, and the emergency fire can be dealt with at any time. At present, the use of the manual alarm button is as follows:
firstly, a tact switch is used as a trigger, the movable end of the tact switch is exposed in the air, however, dust, water vapor and salt in the environment can cause negative effects on the tact switch, especially in southern cities with humid climate, mainly because the distance between an anode metal contact and a cathode metal contact of the tact switch is short, when the water vapor and salt contained in the air are high, air discharge is easily formed between the two contacts, and in the past, the tact switch can be corroded and damaged to cause the functional failure of a manual fire alarm button;
secondly, adopt waterproof button, button periphery add the silica gel protective sheath, through sealing wax or compress tightly the sealed trigger piece of mode, make great shell with PCBA board complete seal in choose a mode to ensure that manual fire alarm button can last normal work, but aforementioned mode all with higher costs, and the assembly is complicated, production efficiency is low.
Therefore, in order to solve the above-mentioned disadvantages, there is still a need for an improvement of the existing manual fire alarm button.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide the manual fire alarm button of economical that weatherability is good.
The utility model provides a technical scheme that its technical problem adopted is:
the economical manual fire alarm button with good weather resistance comprises a mounting box and a pressing cover movably connected with the mounting box; a pressing groove exposing the pressing cover is formed in the side surface of the mounting box; a longitudinal circuit board is fixedly arranged in the mounting box; the circuit board is provided with a positive electrode conducting potential and a negative electrode conducting potential; wherein, the inside of the mounting box is also provided with a silica gel key; the silica gel key comprises a rubber sleeve and conductive carbon particles, wherein the head of the rubber sleeve is pressed by the pressing cover, and the conductive carbon particles conduct the positive electrode conductive potential and the negative electrode conductive potential; at least one of the circuit board and the mounting box is matched with the rubber sleeve to form a sealing area; the positive electrode conducting potential, the negative electrode conducting potential and the conductive carbon particles are all in the sealing area; at least one of the circuit board, the mounting box and the pressing cover is fixed with the rubber sleeve.
Preferably, the side surface of the circuit board is fixed to the tail end of the rubber sleeve.
Preferably, the pressing cover is connected with the mounting box in a sliding manner; the moving direction of the pressing cover is vertical to the circuit board.
Preferably, the mounting box comprises a first outer shell, a first rear mounting seat and a front cover which are both positioned inside the first outer shell; the first rear mounting seat and the pressing cover are distributed on the left side and the right side of the front cover; the pressing cover is movably connected with the first outer shell; the pressing groove is formed in the first outer shell; the first outer shell, the first rear mounting seat, the front cover and the circuit board are fixedly connected into a whole; the circuit board and the front cover are matched and clamped with the rubber sleeve; the circuit board, the front cover and the rubber sleeve are matched to form the sealing area.
Preferably, the front cover is provided with a first guide through groove matched with the rubber sleeve.
Preferably, the pressing cap is rotatably connected to the first outer case.
Preferably, the mounting box comprises a second outer shell, a second rear mounting seat and a front mounting seat which are both positioned inside the second outer shell; the second rear mounting seat and the pressing cover are distributed on the left side and the right side of the front mounting seat; the pressing cover is movably connected with the second outer shell; the pressing groove is formed in the second outer shell; the second outer shell, the second rear mounting seat, the front mounting seat and the circuit board are fixedly connected into a whole; the front mounting seat is provided with a mounting through groove for mounting the rubber sleeve; the rubber sleeve is fixed with the front mounting seat; the circuit board, the front mounting seat and the rubber sleeve are matched to form the sealing area.
Preferably, the size of the installation through groove is matched with the size of the rubber sleeve.
Preferably, the economical manual fire alarm button further comprises a sealing rubber ring; the second rear mounting seat and the front mounting seat are matched and clamped with the sealing rubber ring; the sealing rubber ring encloses the sealing area.
Preferably, the head of the rubber sleeve is hemispherical.
The beneficial effects of the utility model reside in that: good weather resistance and low cost. The specific using process is as follows: when an emergency fire alarm occurs, the press cover of the manual fire alarm button is pressed down, the press cover inwards extrudes the rubber sleeve of the silica gel key, so that the conductive carbon particles move inwards and are respectively contacted with the positive conductive potential and the negative conductive potential, the positive electrode and the negative electrode are switched on, and the action of triggering the fire alarm is completed. Because the positive electrode conducting potential, the negative electrode conducting potential and the conductive carbon particles are all in the sealing area and are not contacted with external dust, water vapor and salt, the service life can be longer under various environments, and the adaptability is good; in addition, the whole structure is simplified, the assembly is convenient, and the production cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
fig. 1 is an exploded view of an economical manual fire alarm button with good weather resistance according to an embodiment of the present invention;
fig. 2 is a sectional view of an economical manual fire alarm button with good weather resistance according to a first embodiment of the present invention;
fig. 3 is a schematic diagram illustrating the use of the positive electrode conducting potential and the negative electrode conducting potential in an economical manual fire alarm button with good weather resistance according to an embodiment of the present invention;
fig. 4 is a sectional view of an economical manual fire alarm button with good weather resistance provided by the second embodiment of the present invention;
fig. 5 is a sectional view of an economical manual fire alarm button with good weather resistance provided by the third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example one
The embodiment of the utility model provides an economical manual fire alarm button with good weather resistance, as shown in fig. 1-3, comprising a mounting box 10 and a pressing cover 11 movably connected with the mounting box 10; a pressing groove 180 exposing the pressing cover 11 is formed on the side surface of the mounting box 10; a longitudinal circuit board 12 is fixedly arranged in the mounting box 10; the circuit board 12 is provided with a positive electrode conducting potential 13 and a negative electrode conducting potential 14; a silica gel key 15 is also arranged in the mounting box 10; the silica gel key 15 comprises a rubber sleeve 16 with a head part pressed by the pressing cover 11 and conductive carbon particles 17 conducting the positive electrode conductive potential 13 and the negative electrode conductive potential 14; at least one of the circuit board 12 and the mounting box 10 is matched with the rubber sleeve 16 to form a sealing area 181; a positive electrode conductive potential 13, a negative electrode conductive potential 14 and conductive carbon particles 17, all in the sealing region 181; at least one of the circuit board 12, the mounting box 10 and the pressing cover 11 is fixed to the rubber sleeve 16. The improved manual fire alarm button has good weather resistance and low cost. The specific using process is as follows: when an emergency fire alarm occurs, the press cover 11 of the manual fire alarm button is pressed, the press cover 11 inwards extrudes the rubber sleeve 16 of the silica gel key 15, so that the conductive carbon particles 17 move inwards and are respectively contacted with the positive electrode conductive potential 13 and the negative electrode conductive potential 14, the positive electrode and the negative electrode are conducted, and the action of triggering the fire alarm is completed. Because the positive electrode conducting potential 13, the negative electrode conducting potential 14 and the conductive carbon particles 17 are all arranged in the sealing area 181 and are not contacted with external dust, water vapor and salt, the service life can be longer under various environments, and the adaptability is good; in addition, the whole structure is simplified, the assembly is convenient, and the production cost is reduced.
Preferably, the positive electrode conductive potential 13 and the negative electrode conductive potential 14 are both copper foils.
As shown in fig. 1-2, the head of the rubber sleeve 16 is hemispherical, so that the direction of the silicone key 15 does not need to be distinguished during installation, and the assembly difficulty is reduced.
As shown in fig. 1-2, the mounting box 10 includes a first outer case 18, a first rear mount 19 and a front cover 110 both located inside the first outer case 18; the first rear mounting seat 19 and the pressing cover 11 are distributed on the left and right sides of the front cover 110; the pressing cover 11 is movably connected with the first outer shell 18; the pressing groove 180 is arranged on the first outer shell 18; the first outer shell 18, the first rear mounting seat 19, the front cover 110 and the circuit board 12 are fixedly connected into a whole; the circuit board 12 and the front cover 110 are matched with the clamping rubber sleeve 16; the circuit board 12 and the adhesive cover 16 cooperate to form a sealing area 181. By adopting a double-side clamping mode, the sealing performance of the sealing area 181 is better, and the protection effect on the positive electrode conducting potential 13, the negative electrode conducting potential 14 and the conductive carbon particles 17 is better.
As shown in fig. 1-2, the front cover 110 has a first guiding through slot 182 adapted to the rubber sleeve 16, so that the silicone key 15 is not easily tilted when the silicone key 15 is pressed.
As shown in fig. 1 to 2, the pressing cap 11 is rotatably connected to the first outer case 18.
Example two
The embodiment of the utility model provides a manual fire alarm button of economic type that weatherability is good, no longer give unnecessary details with the same part of embodiment one, the difference lies in:
as shown in fig. 4, the side surface of the circuit board 10 is fixed to the rear end of the rubber boot 16. The fixing method includes but is not limited to glue bonding, double-sided adhesive tape and soft buttons.
As shown in fig. 4, the pressing cover 11 is slidably connected to the mounting box 10; the moving direction of the pressing cover 11 is perpendicular to the circuit board 12, and when the pressing cover 11 slides inwards, the silica gel key 15 is not easy to deflect after being stressed.
EXAMPLE III
The embodiment of the utility model provides a manual fire alarm button of economic type that weatherability is good, no longer give unnecessary details with the same part of embodiment one, the difference lies in:
as shown in fig. 5, the mounting box 10 includes a second outer case 111, a second rear mount 112 and a front mount 113 both located inside the second outer case 111; the second rear mounting base 112 and the pressing cover 11 are distributed on the left and right sides of the front mounting base 113; the pressing cover 11 is movably connected with the second outer shell 111; the pressing groove 180 is provided in the second housing 111; the second outer shell 111, the second rear mounting base 112, the front mounting base 113 and the circuit board 12 are fixedly connected into a whole; the front mounting base 113 is provided with a mounting through groove 183 for mounting the rubber sleeve 16; the rubber sleeve 16 is fixed with the front mounting base 113; the circuit board 12, the front mount 113, and the grommet 16 cooperate to form a sealed area 181.
As shown in fig. 5, the mounting channel 183 is sized to accommodate the size of the gum cover 16 for guidance.
As shown in FIG. 5, the economical manual fire alarm button further includes a sealing rubber ring 114; a second rear mounting seat 112 and a front mounting seat 113 which are matched with each other to clamp a sealing rubber ring 114; the sealing rubber ring 114 encloses the sealing area 181, further optimizing the sealing of the sealing area 181.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (10)
1. An economical manual fire alarm button with good weather resistance comprises a mounting box and a press cover movably connected with the mounting box; a pressing groove exposing the pressing cover is formed in the side surface of the mounting box; a longitudinal circuit board is fixedly arranged in the mounting box; the circuit board is provided with a positive electrode conducting potential and a negative electrode conducting potential; the installation box is characterized in that a silica gel key is also arranged in the installation box; the silica gel key comprises a rubber sleeve and conductive carbon particles, wherein the head of the rubber sleeve is pressed by the pressing cover, and the conductive carbon particles conduct the positive electrode conductive potential and the negative electrode conductive potential; at least one of the circuit board and the mounting box is matched with the rubber sleeve to form a sealing area; the positive electrode conducting potential, the negative electrode conducting potential and the conductive carbon particles are all in the sealing area; at least one of the circuit board, the mounting box and the pressing cover is fixed with the rubber sleeve.
2. The weather-resistant economical manual fire alarm button according to claim 1, wherein the side surface of the circuit board is fixed to the tail end of the rubber sleeve.
3. The weather-resistant economical manual fire alarm button according to claim 2, wherein the pressing cover is slidably connected with the mounting box; the moving direction of the pressing cover is vertical to the circuit board.
4. The weather-resistant, economical manual fire alarm button of claim 1, wherein said mounting box comprises a first outer housing, a first rear mounting seat and a front cover both located inside said first outer housing; the first rear mounting seat and the pressing cover are distributed on the left side and the right side of the front cover; the pressing cover is movably connected with the first outer shell; the pressing groove is formed in the first outer shell; the first outer shell, the first rear mounting seat, the front cover and the circuit board are fixedly connected into a whole; the circuit board and the front cover are matched and clamped with the rubber sleeve; the circuit board, the front cover and the rubber sleeve are matched to form the sealing area.
5. The weather-resistant economical manual fire alarm button according to claim 4, wherein the front cover is provided with a first guiding through groove adapted to the rubber sleeve.
6. The weather-resistant economical manual fire alarm button according to claim 4, wherein the pressing cover is rotatably connected to the first outer housing.
7. The weather-resistant, economical manual fire alarm button of claim 1, wherein said mounting box comprises a second housing, a second rear mounting seat and a front mounting seat both located inside said second housing; the second rear mounting seat and the pressing cover are distributed on the left side and the right side of the front mounting seat; the pressing cover is movably connected with the second outer shell; the pressing groove is formed in the second outer shell; the second outer shell, the second rear mounting seat, the front mounting seat and the circuit board are fixedly connected into a whole; the front mounting seat is provided with a mounting through groove for mounting the rubber sleeve; the rubber sleeve is fixed with the front mounting seat; the circuit board, the front mounting seat and the rubber sleeve are matched to form the sealing area.
8. The weather-resistant, economical, manual fire alarm button of claim 7, wherein said mounting channel is sized to fit the size of said rubber sleeve.
9. The weather-resistant economical manual fire alarm button according to claim 7, wherein said economical manual fire alarm button further comprises a sealing rubber ring; the second rear mounting seat and the front mounting seat are matched and clamped with the sealing rubber ring; the sealing rubber ring encloses the sealing area.
10. The weather-resistant economical manual fire alarm button according to claim 1, wherein the head of the rubber sleeve is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023127672.9U CN213519645U (en) | 2020-12-22 | 2020-12-22 | Economical manual fire alarm button with good weather resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023127672.9U CN213519645U (en) | 2020-12-22 | 2020-12-22 | Economical manual fire alarm button with good weather resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213519645U true CN213519645U (en) | 2021-06-22 |
Family
ID=76428450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023127672.9U Active CN213519645U (en) | 2020-12-22 | 2020-12-22 | Economical manual fire alarm button with good weather resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213519645U (en) |
-
2020
- 2020-12-22 CN CN202023127672.9U patent/CN213519645U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209149984U (en) | A kind of water proof type security power button | |
| CN213519645U (en) | Economical manual fire alarm button with good weather resistance | |
| CN112490031A (en) | Economical manual fire alarm button with good weather resistance | |
| CN210628851U (en) | Cabinet door sealing waterproof structure of power distribution cabinet | |
| CN213519688U (en) | Waterproof type dabs switch | |
| CN212725084U (en) | Waterproof control switch | |
| CN212132325U (en) | Car light module with waterproof function | |
| CN216084682U (en) | Spring piece type switch key structure | |
| CN210839723U (en) | Waterproof side key for mobile terminal | |
| CN210349635U (en) | Totally-enclosed waterproof microswitch | |
| CN217212845U (en) | Moisture-proof fault indicator | |
| CN218119480U (en) | Insulating waterproof high-voltage line strip-shaped lamp structure of aluminium alloy | |
| CN217035457U (en) | Dustproof light touch switch | |
| CN216389857U (en) | Waterproof wiring harness connecting terminal | |
| CN215680470U (en) | Waterproof button switch | |
| CN211182035U (en) | Waterproof switch | |
| CN113539719A (en) | Spring piece type switch key structure | |
| CN211456974U (en) | Switching power supply structure | |
| CN212907506U (en) | Waterproof film switch panel | |
| CN218448642U (en) | Waterproof connection structure of power cable for photovoltaic power generation | |
| CN213072615U (en) | Proximity limit switch | |
| CN219534329U (en) | Waterproof micro-switch | |
| CN219040276U (en) | Plug box with external switch mechanism | |
| CN220020930U (en) | Switch structure and motorcycle combination switch | |
| CN217426620U (en) | Novel high-low voltage isolating switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee after: Shenzhen hi tech investment Sanjiang Electronics Co.,Ltd. Address before: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee before: SHENZHEN FANHAI SANJIANG ELECTRONICS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |