CN205606197U - Equipment is maintain to atmospheric pressure - Google Patents
Equipment is maintain to atmospheric pressure Download PDFInfo
- Publication number
- CN205606197U CN205606197U CN201620331124.2U CN201620331124U CN205606197U CN 205606197 U CN205606197 U CN 205606197U CN 201620331124 U CN201620331124 U CN 201620331124U CN 205606197 U CN205606197 U CN 205606197U
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve
- fixing
- check valve
- pipe
- 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
- Safety Valves (AREA)
Abstract
The utility model discloses an its structure of equipment is maintain to atmospheric pressure includes: electric contact pressure gauge, check valve, relief pressure valve, control valve, restrictor plate, filter are equipped with check valve and restrictor plate on the pipe, be equipped with the relief pressure valve on the check valve, the check valve passes through spiral vessel and relief pressure valve fixed connection, the filter passes through steering tube and pipe fixed connection, the check valve passes through pipe and restrictor plate fixed connection, the pipe passes through spiral vessel fixed connection with the pneumatic tube, be equipped with control valve, filter and quick aerate valve on the pneumatic tube, the solenoid valve is aerifyd to last being equipped with of restrictor plate, pneumatic tube and pressure -measuring pipe fixed connection, the pressure -measuring pipe is through multidirectional pipe and entrance pressure pipe fixed connection. The utility model discloses pressure is adjustable, is difficult to produce partially a little, and pressure is just, and is longe -lived, no serious potential safety hazard, and with low costs, the part is simple, and it is easy to maintain, and alarm signal is accurate, and it is very convenient to bring for the user.
Description
Technical field
This utility model relates to fire-fighting equipment field, particularly relates to a kind of air pressure and maintains equipment.
Background technology
Air pressure is to act on the atmospheric pressure in unit are, i.e. it is numerically equal to extend up in unit are the gravity suffered by vertical blank gas column of aeropause, famous Magdeburg hemispheres experiment demonstrates its existence, existing air pressure maintains device to be mainly used on preact warning system supply air line, playing the effect that air pressure maintains, air pressure maintains device many employings pressure switch to provide height air pressure alarm signal and air compressor machine start stop signal.
Now with developing rapidly of science and technology, air pressure maintains device also to obtain technological improvement, but present device pressure is non-adjustable, easily produces the most micro-, pressure reduces, life-span is short, has serious potential safety hazard, and cost is high, part is complicated, difficult in maintenance, alarm signal is inaccurate, and it is the most inconvenient to bring to user.
Utility model content
For the problems referred to above, this utility model provides a kind of air pressure and maintains equipment, solves present device pressure non-adjustable, easily produces the most micro-, pressure reduces, life-span is short, has serious potential safety hazard, and cost is high, part is complicated, difficult in maintenance, alarm signal is inaccurate, brings the most inconvenient phenomenon to user.
For solving above-mentioned technical problem, this utility model be the technical scheme is that a kind of air pressure maintains equipment, its structure includes: electro connecting pressure gauge, check valve, air relief valve, control valve, current limiting plate, filter, conduit is provided with check valve and current limiting plate, described check valve is provided with air relief valve, described check valve is connected by spiral duct and air relief valve are fixing, described filter is connected by steering tube and conduit are fixing, described check valve is connected by conduit and current limiting plate are fixing, described conduit is connected by spiral duct is fixing with pneumatic tube, described pneumatic tube is provided with control valve, filter and fast filling valve, described current limiting plate is provided with inflation electromagnetic valve, described pneumatic tube is fixing with pressure-measuring pipe to be connected, described pressure-measuring pipe is connected by Multi-direction conduit and entrance pressure pipe are fixing.
Further, described pressure-measuring pipe is fixing with bracing frame to be connected, and described pneumatic tube is connected by coil and gas pressure device are fixing, is provided with air compressor machine power supply in described gas pressure device；
Further, described electro connecting pressure gauge is connected by coil and controller are fixing, is provided with fire protection control center, stand-by power source and main power source in described controller；
Further, it is provided with screw thread in described conduit, in described spiral duct, is provided with screw thread.
From the above-mentioned description to this utility model structure, compared to the prior art, this utility model has the advantage that
This utility model one air pressure maintains equipment, as air pressure as little as 0.03MPa, instruction air pressure is maintained the electromagnetic valve on device to automatically turn on inflation by control valve, when air pressure is charged to 0.05MPa, instruction air pressure is maintained the electromagnetic valve on device to be automatically switched off stopping inflation by control valve, when system pipe network generation significant leakage, electromagnetic valve of instruction is stopped inflation and keeps alarm condition by control valve, gas pressure device is the device providing air pressure to system pipe network, and fire protection control center can in case of emergency call fireman.This utility model pressure adjustable, it is not easy to produce the most micro-, just, the life-span is long for pressure, and without serious potential safety hazard, low cost, part is simple, safeguards that easily, alarm signal is accurate, brings very convenient to user.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing being further appreciated by of the present utility model, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is that this utility model one air pressure maintains equipment structure chart.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Embodiment 1
Air pressure is to act on the atmospheric pressure in unit are, is i.e. numerically equal to extend up in unit are the gravity suffered by vertical blank gas column of aeropause.Famous Magdeburg hemispheres experiment demonstrates its existence.Existing air pressure maintains device to be mainly used on preact warning system supply air line, plays the effect that air pressure maintains.Air pressure maintains device many employings pressure switch to provide height air pressure alarm signal and air compressor machine start stop signal.Now with developing rapidly of science and technology, air pressure maintains device also to obtain technological improvement, but present device pressure is non-adjustable, easily produces the most micro-, pressure reduces, life-span is short, has serious potential safety hazard, and cost is high, part is complicated, difficult in maintenance, alarm signal is inaccurate, and it is the most inconvenient to bring to user.
nullWith reference to Fig. 1，A kind of air pressure maintains equipment，Its structure includes: electro connecting pressure gauge 1、Check valve 2、Air relief valve 3、Control valve 4、As air pressure as little as 0.03MPa，Instruction air pressure is maintained the electromagnetic valve 10 on device to automatically turn on inflation by control valve 4，Current limiting plate 5、Filter 6，Conduit 7 is provided with check valve 2 and current limiting plate 5，Described check valve 2 is provided with air relief valve 3，Described check valve 2 is connected by spiral duct is fixing with air relief valve 3，Described filter 6 is connected by steering tube is fixing with conduit 7，Described check valve 2 is connected by conduit 7 is fixing with current limiting plate 5，Described conduit 7 is connected by spiral duct is fixing with pneumatic tube 8，Described pneumatic tube 8 is provided with control valve 4、Filter 6 and fast filling valve 9，Described current limiting plate 5 is provided with inflation electromagnetic valve 10，When air pressure is charged to 0.05MPa，Instruction air pressure is maintained the electromagnetic valve 10 on device to be automatically switched off stopping inflation by control valve 4，When system pipe network generation significant leakage，Electromagnetic valve of instruction 10 is stopped inflation and keeps alarm condition by control valve 4，Described pneumatic tube 8 is fixing with pressure-measuring pipe 11 to be connected，Described pressure-measuring pipe 11 is connected by Multi-direction conduit is fixing with entrance pressure pipe 12，Described pressure-measuring pipe 11 is fixing with bracing frame 13 to be connected，Described pneumatic tube 8 is connected by coil is fixing with gas pressure device 14，It is provided with air compressor machine power supply in described gas pressure device 14，Described electro connecting pressure gauge 1 is connected by coil is fixing with controller 15，It is provided with fire protection control center in described controller 15、Fire protection control center can in case of emergency call fireman，Stand-by power source and main power source，It is provided with screw thread in described conduit 7，It is provided with screw thread in described spiral duct.
Before inflation, first adjust air pressure and maintain the air relief valve 3 of device, allow and be between 0.10m MPa-0.15MPa at the outlet pressure of air relief valve 3, as air pressure as little as 0.03MPa, instruction air pressure is maintained the electromagnetic valve 10 on device to automatically turn on inflation by control valve 4, and when air pressure is charged to 0.05MPa, instruction air pressure is maintained the electromagnetic valve 10 on device to be automatically switched off stopping inflation by control valve 4, when system pipe network generation significant leakage, electromagnetic valve of instruction 10 is stopped inflation and keeps alarm condition by control valve 4.This utility model pressure adjustable, it is not easy to produce the most micro-, just, the life-span is long for pressure, and without serious potential safety hazard, low cost, part is simple, safeguards that easily, alarm signal is accurate, brings very convenient to user.Solving present device pressure non-adjustable, easily produce the most micro-, pressure reduces, and the life-span is short, has serious potential safety hazard, and cost is high, and part is complicated, and difficult in maintenance, alarm signal is inaccurate, brings the most inconvenient phenomenon to user.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (4)
- null1. an air pressure maintains equipment，It is characterized in that: its structure includes: electro connecting pressure gauge (1)、Check valve (2)、Air relief valve (3)、Control valve (4)、Current limiting plate (5) and filter (6)，Conduit (7) is provided with check valve (2) and current limiting plate (5)，Described check valve (2) is provided with air relief valve (3)，Described check valve (2) is connected by spiral duct and air relief valve (3) are fixing，Described filter (6) is connected by steering tube and conduit (7) are fixing，Described check valve (2) is connected by conduit (7) and current limiting plate (5) are fixing，Described conduit (7) is connected by spiral duct is fixing with pneumatic tube (8)，Described pneumatic tube (8) is provided with control valve (4)、Filter (6) and fast filling valve (9)，Described current limiting plate (5) is provided with inflation electromagnetic valve (10)，Described pneumatic tube (8) is fixing with pressure-measuring pipe (11) to be connected，Described pressure-measuring pipe (11) is connected by Multi-direction conduit and entrance pressure pipe (12) are fixing.
- The most according to claim 1, a kind of air pressure maintains equipment, it is characterized in that: described pressure-measuring pipe (11) is fixing with bracing frame (13) to be connected, described pneumatic tube (8) is connected by coil and gas pressure device (14) are fixing, is provided with air compressor machine power supply in described gas pressure device (14).
- The most according to claim 1, a kind of air pressure maintains equipment, it is characterised in that: described electro connecting pressure gauge (1) is connected by coil and controller (15) are fixing, and described controller is provided with fire protection control center, stand-by power source and main power source in (15).
- The most according to claim 1, a kind of air pressure maintains equipment, it is characterised in that: it is provided with screw thread in described conduit (7), in described spiral duct, is provided with screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620331124.2U CN205606197U (en) | 2016-04-20 | 2016-04-20 | Equipment is maintain to atmospheric pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620331124.2U CN205606197U (en) | 2016-04-20 | 2016-04-20 | Equipment is maintain to atmospheric pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205606197U true CN205606197U (en) | 2016-09-28 |
Family
ID=56972514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620331124.2U Expired - Fee Related CN205606197U (en) | 2016-04-20 | 2016-04-20 | Equipment is maintain to atmospheric pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205606197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972915A (en) * | 2019-11-14 | 2020-04-10 | 中国农业大学 | Fertile system is annotated to atmospheric pressure |
-
2016
- 2016-04-20 CN CN201620331124.2U patent/CN205606197U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972915A (en) * | 2019-11-14 | 2020-04-10 | 中国农业大学 | Fertile system is annotated to atmospheric pressure |
| CN110972915B (en) * | 2019-11-14 | 2020-12-04 | 中国农业大学 | Fertile system is annotated to atmospheric pressure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205606197U (en) | Equipment is maintain to atmospheric pressure | |
| CN203102030U (en) | Foam mixing control system based on CAN (controller area network) bus for fire-fighting truck | |
| CN105477820A (en) | Fire fighting system water supply tail end monitoring system | |
| CN203379817U (en) | Gas distributing station | |
| CN205999975U (en) | A kind of non-negative pressure water-supply installation with energy storage pressure holding function | |
| CN204576730U (en) | A kind of intelligent substation autoalarm | |
| CN204497042U (en) | A kind of frame structure of installing for the multiple instrument transformer of transformer | |
| CN107782399B (en) | Natural gas metering device with autonomous anti-theft function | |
| CN103982223B (en) | Compressed-air supply system | |
| CN205899743U (en) | Take voice prompt's smoke alarm | |
| CN203663315U (en) | Indoor fire hydrant allowing pressure reduction and pressure stabilization | |
| CN206252755U (en) | A kind of vehicle-mounted compressed air foam fire-extinguishing apparatus | |
| CN207899787U (en) | Turboshaft engine cleaning equipment | |
| CN204193378U (en) | A kind of track and localization jet extinguishing device vertical sounding position indicator automatically | |
| CN203891124U (en) | Water supply device with remote water quality monitoring function | |
| CN102950134A (en) | Emergency arc extinguishing device for live water washing | |
| CN203669013U (en) | Non-negative-pressure current stabilization regulator | |
| CN205108616U (en) | Medical vaporizer prevents safety device against current | |
| CN205604351U (en) | Gaseous roof pressure water supply installation of intelligence constant voltage fire control | |
| CN205346528U (en) | Fire control reelpipe dish device | |
| CN106139456A (en) | A kind of novel machine room is with automatically detecting extinguishing device | |
| CN205158092U (en) | Wireless indoor control and management system | |
| CN217567232U (en) | Movable dry powder fire extinguishing equipment | |
| CN207477825U (en) | A kind of fire extinguisher B areas pressure signal device | |
| CN106023526A (en) | Infrared voice alarming high level safety device |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170420 |