CN203892651U - Water pressure feedback alarm switch - Google Patents
Water pressure feedback alarm switch Download PDFInfo
- Publication number
- CN203892651U CN203892651U CN201420309852.4U CN201420309852U CN203892651U CN 203892651 U CN203892651 U CN 203892651U CN 201420309852 U CN201420309852 U CN 201420309852U CN 203892651 U CN203892651 U CN 203892651U
- Authority
- CN
- China
- Prior art keywords
- base
- alarm
- sensitive switch
- hydraulic pressure
- contact
- 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
Links
Landscapes
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a water pressure feedback alarm switch. The water pressure feedback alarm switch comprises a lower base, an alarm, a power supply and a support. A water inlet is formed in the lower portion of the lower base. An upper base is installed on the upper portion of the lower base. A film is installed between the lower base and the upper base. An ejector rod is installed inside the upper base. A spring is installed on the ejector rod. A cap is installed on the upper portion of the ejector rod. A microswitch is installed on the support. A microswitch contact is arranged on the lower portion of the microswitch. The alarm and the power supply are connected with the microswitch through wires respectively. The water pressure feedback alarm switch can avoid adverse effects of false fire alarms on work and life of people, and is simple in structure and reliable in work.
Description
[technical field]
The utility model relates to the technical field of fire-protection equipment, particularly a kind of technical field of hydraulic pressure feedback alarm contact.
[background technique]
Fire extinguishing timely can be reduced the loss, so automatic sprinkling system can be good at meeting people's demand, but if artificially manufacture False fire alarm, automatic sprinkling system also can start, the daily necessities that the water of sprinkler ejection can drench goods and people, as computer, file etc., the ear-piercing alarm meeting that False fire alarm alarm buzzer sends brings adverse influence to people's life, after some automatic sprinkling system detects the condition of a fire at present, first condition of a fire information is passed to fire alarm monitoring chamber, after confirming by VDU video display unit, operator on duty restarts water spray order, but water spray order also needs to start fire alarm when assigning, allow people escape in time, if operator on duty directly controls fire alarm, because path is far away, circuit is longer, the possibility breaking down increases, so need the reliable fire detecting system of a kind of startup.
[model utility content]
The purpose of this utility model solves the problems of the prior art exactly, proposes a kind of hydraulic pressure feedback alarm contact, can after confirming the condition of a fire, by the hydraulic pressure in fire protection pipeline, start fire alarm, and it is convenient to control, failure rate is low.
For achieving the above object, the utility model proposes a kind of hydraulic pressure feedback alarm contact, comprise bottom base, alarm buzzer, power supply and support, the bottom of described bottom base is provided with water intake, bottom base top is provided with top base, between described bottom base and bottom base, diaphragm is installed, top base inside is provided with push rod, on described push rod, spring is installed, push rod top is provided with and cap, on described support, sensitive switch is installed, the bottom of described sensitive switch is provided with sensitive switch contact, and described alarm buzzer is connected with sensitive switch by wire respectively with power supply.
As preferably, described bottom base is connected by socket head screw with top base, and the quantity of described socket head screw is 2.
As preferably, the top of described top base is provided with case, and described case fixedly mounts by case set screw and top base, on described case, is installed with label, and the quantity of described case set screw is 2.
As preferably, the inside of described top base is provided with back-up ring, has a breach on described back-up ring, and back-up ring has elasticity in normal orientation.
As preferably, described sensitive switch is fixed on support by crossed pan head screw, and the quantity of described crossed pan head screw is 2.
As preferably, on described sensitive switch, be provided with normally closed joint, often open joint and common contact, the described joint of often opening is connected with alarm buzzer by wire respectively with common contact.
The beneficial effects of the utility model: the utility model, by hydraulic pressure switch is applied in automatic sprinkling system, can notify people to evacuate timely, and this device structure is simple simultaneously, and alarm is reliable, can avoid the interference of False fire alarm alarm.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the main pseudosection of a kind of hydraulic pressure feedback of the utility model alarm contact.
In figure: 1-bottom base, 2-diaphragm, 3-top base, 4-case set screw, 5-back-up ring, 6-push rod, 7-spring, 8-support, 9-sensitive switch, the normally closed joint of 91-, 92-often open joint, 93-common contact, 94-sensitive switch contact, 10-crossed pan head screw, 11-water intake, 12-cap, 13-socket head screw, 14-case, 15-label, 16-alarm buzzer, 17-power supply.
[embodiment]
Consult Fig. 1, a kind of hydraulic pressure feedback of the utility model alarm contact, comprise and be provided with water intake 11, bottom base 1 top is provided with top base 3, between described bottom base 1 and bottom base 1, diaphragm 2 is installed, top base 3 inside are provided with push rod 6, on described push rod 6, spring 7 is installed, push rod 6 tops are provided with and cap 12, on described support 8, sensitive switch 9 is installed, the bottom of described sensitive switch 9 is provided with sensitive switch contact 94, and described alarm buzzer 16 is connected with sensitive switch 9 by wire respectively with power supply 17.Described bottom base 1 is connected by socket head screw 13 with top base 3, and the quantity of described socket head screw 13 is 2.The top of described top base 3 is provided with case 14, described case 14 is by case set screw 4 and top base 3 fixed installations, on described case 14, be installed with label 15, described label 15 is with title, model and the Installation Considerations of this equipment, and the quantity of described case set screw 4 is 2.The inside of described top base 3 is provided with back-up ring 5, has a breach on described back-up ring 5, and back-up ring 5 has elasticity in normal orientation.Described sensitive switch 9 is fixed on support 8 by crossed pan head screw 10, and the quantity of described crossed pan head screw 10 is 2.On described sensitive switch 9, be provided with normally closed joint 91, often open joint 92 and common contact 93, the described joint 92 of often opening is connected with alarm buzzer 16 by wire respectively with common contact 93, the described joint 92 of often opening is after project installation, by often driving joint 92, coordinate minimizing power supply 17 and alarm buzzer 16 whether can normally work with common contact 93, described power supply 17 is externally fed circuits, and sensitive switch 9 inside are provided with standby power supply that can store electrical energy.
The utility model working procedure:
A kind of hydraulic pressure feedback of the utility model alarm contact in the course of the work, after the real condition of a fire occurs, in fire protection pipeline, can flow into high pressure water, when high pressure water enters into after the water intake 11 of hydraulic pressure switch, high pressure water can promote sensitive switch contact 94 by push rod 6, connect the power supply 17 of sensitive switch 9, often drive joint 92 and common contact 93 is sent to alarm buzzer 16 by wire by electric energy, alarm buzzer 16 sends fire alarm, after the condition of a fire is eliminated, high pressure water is closed, and push rod 6 can be got back to original position under the effect of spring 7.
A kind of hydraulic pressure feedback of the utility model alarm contact, this hydraulic pressure switch can be good at meeting people's demand, real fire can give the alarm after occurring timely, and personnel are evacuated, when False fire alarm occurs, can avoid the ear-piercing noise effect people's that fire alarm sends live and work, in hydraulic pressure switch, be provided with diaphragm 2 simultaneously, can prevent that high pressure water from entering into sensitive switch 9, affect the normal work of sensitive switch 9, this hydraulic pressure switch is more reliable and secure.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection domain of the present utility model.
Claims (6)
1. a hydraulic pressure feeds back alarm contact, it is characterized in that: comprise bottom base (1), alarm buzzer (16), power supply (17) and support (8), the bottom of described bottom base (1) is provided with water intake (11), bottom base (1) top is provided with top base (3), between described bottom base (1) and bottom base (1), diaphragm (2) is installed, top base (3) inside is provided with push rod (6), spring (7) is installed on described push rod (6), push rod (6) top is provided with and cap (12), sensitive switch (9) is installed on described support (8), the bottom of described sensitive switch (9) is provided with sensitive switch contact (94), described alarm buzzer (16) is connected with sensitive switch (9) by wire respectively with power supply (17).
2. a kind of hydraulic pressure feedback alarm contact as claimed in claim 1, is characterized in that: described bottom base (1) is connected by socket head screw (13) with top base (3), and the quantity of described socket head screw (13) is 2.
3. a kind of hydraulic pressure as claimed in claim 1 feeds back alarm contact, it is characterized in that: the top of described top base (3) is provided with case (14), described case (14) is by case set screw (4) and top base (3) fixed installation, on described case (14), be installed with label (15), the quantity of described case set screw (4) is 2.
4. a kind of hydraulic pressure feedback alarm contact as claimed in claim 1, is characterized in that: the inside of described top base (3) is provided with back-up ring (5) on described back-up ring (5), having a breach, and back-up ring (5) has elasticity in normal orientation.
5. a kind of hydraulic pressure feedback alarm contact as claimed in claim 1, is characterized in that: it is upper that described sensitive switch (9) is fixed on support (8) by crossed pan head screw (10), and the quantity of described crossed pan head screw (10) is 2.
6. a kind of hydraulic pressure as described in any one in claim 1 to 5 feeds back alarm contact, it is characterized in that: on described sensitive switch (9), be provided with normally closed joint (91), often open joint (92) and common contact (93), the described joint (92) of often opening is connected with alarm buzzer (16) by wire respectively with common contact (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420309852.4U CN203892651U (en) | 2014-06-11 | 2014-06-11 | Water pressure feedback alarm switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420309852.4U CN203892651U (en) | 2014-06-11 | 2014-06-11 | Water pressure feedback alarm switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892651U true CN203892651U (en) | 2014-10-22 |
Family
ID=51719056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420309852.4U Expired - Fee Related CN203892651U (en) | 2014-06-11 | 2014-06-11 | Water pressure feedback alarm switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862987A (en) * | 2016-04-02 | 2016-08-17 | 唐山平升电子技术开发有限公司 | Fire hydrant water outlet intelligent blank cap |
-
2014
- 2014-06-11 CN CN201420309852.4U patent/CN203892651U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862987A (en) * | 2016-04-02 | 2016-08-17 | 唐山平升电子技术开发有限公司 | Fire hydrant water outlet intelligent blank cap |
| CN105862987B (en) * | 2016-04-02 | 2018-11-30 | 唐山平升电子技术开发有限公司 | Water outlet of fire hydrant intelligence boring cover |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101732436B1 (en) | Smart fire prevention system of solar power generation device and ESS | |
| CN203425434U (en) | Intelligent real-time monitoring and fire extinguishing system for large-space fire | |
| CN203892651U (en) | Water pressure feedback alarm switch | |
| CN102366661A (en) | Monitor system and method of internet of things of fire-fighting devices | |
| CN113426057A (en) | Intelligent fire-fighting Internet of things management system | |
| CN205282949U (en) | Automatic detection formula box -type substation | |
| CN208908357U (en) | A kind of intelligent electric equipment protecting equipment | |
| CN204115762U (en) | Non-negative pressure water-supply installation switch board comprehensive detection device | |
| CN102541665A (en) | Method and device for decreasing temperature of electronic chip | |
| CN202740673U (en) | Automatic target-seeking fire-sprinkling system | |
| CN105788145A (en) | Electrical fire monitoring equipment box | |
| CN211454757U (en) | Intelligent fire monitoring system for household kitchen | |
| CN211015105U (en) | Granary automatic control system | |
| CN204375102U (en) | A kind of electrical fire monitoring device case | |
| CN204463344U (en) | A kind of fire detector isolation timer | |
| CN203750069U (en) | All-round intelligent power distribution cabinet fire extinguishment device | |
| CN208752760U (en) | A kind of automatic monitoring equipment for underground fire hazard alarm | |
| CN203139470U (en) | Cylinder group type micro-drop water mist fire extinguishing device | |
| CN106178338A (en) | A kind of device that motor generator generator is had detection automatically and fire-extinguishing function concurrently | |
| CN207531234U (en) | It is a kind of based on Internet of Things can monitoring alarm electrical cabinet | |
| CN202689093U (en) | Intelligent two-lead fire hydrant pump starting system | |
| CN205920206U (en) | Emergency power source condition monitoring ware | |
| CN205119371U (en) | Computer lab temperature control device | |
| CN104548460A (en) | Data information acquisition method, device and system of fire-fighting linked control system | |
| CN106356993A (en) | Temperature abnormality alarm system in power distribution cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150611 |
|
| EXPY | Termination of patent right or utility model |