CN202419117U - Negative-pressure automatic steam trap - Google Patents
Negative-pressure automatic steam trap Download PDFInfo
- Publication number
- CN202419117U CN202419117U CN2012200333523U CN201220033352U CN202419117U CN 202419117 U CN202419117 U CN 202419117U CN 2012200333523 U CN2012200333523 U CN 2012200333523U CN 201220033352 U CN201220033352 U CN 201220033352U CN 202419117 U CN202419117 U CN 202419117U
- Authority
- CN
- China
- Prior art keywords
- valve
- water
- negative pressure
- ponding jar
- ponding
- 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
Images
Landscapes
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Abstract
The utility model discloses a negative-pressure automatic steam trap which is characterized in that a water accumulation tank is arranged, a water inlet pipe communicated with a negative-pressure pipeline is connected to the water accumulation tank, and a water inflow one-way valve is arranged at the water outflow port of the water inlet pipe; the bottom of one side of the water accumulation tank is communicated with the water outlet pipe, and a water outflow one-way valve is arranged in the water outlet pipe; a reversal valve is arranged in the water accumulation tank, a valve rod vertically moving in the reversal valve is in a high level to communicate the air outlet of the reversal valve with the atmosphere outside the water accumulation tank or in a low level to communicate the air outlet of the reversal valve with the negative-pressure air inlet, and a linkage plate is fixedly arranged at the rod end of the valve rod; a floater is arranged in the water accumulation tank, and an upper limiting plate and a lower limiting plate are respectively and fixedly arranged on the rod of the floater and are used for driving the valve rod to move downwards or upwards. The negative-pressure automatic steam trap disclosed by the utility model is of a passive mechanical structure, and can effectively improve the drainage reliability and guarantee safety in production.
Description
Technical field
The utility model relates to negative pressure gas pipeline drainage means, more particularly, and the drainage means that especially discharges for negative pressure water that air delivering pipeline stockpiles in the coal mine gas extraction system.
Background technique
At present, both at home and abroad for ponding in the negative pressure gas pipeline, be the ponding that adopts in artificial drainage and the automatic draining dual mode of the negative pressure discharge conduit.The former is just progressively replaced by the negative pressure self-draining arrangement because of consuming reasons such as artificial more.The automatically controlled type of automatic discharge structure of negative pressure of available technology adopting, because Environmental Conditions is abominable, operating frequency is high, poor work stability, rate of fault is high, and there is integrity problem in on-the-spot the use; And, automatically controlled structural type when conveying has the gas of explosion hazard, have a potential safety hazard.
Summary of the invention
The utility model is for avoiding above-mentioned existing in prior technology deficiency, a kind of negative pressure automatic steam trap that adopts passive mechanical structure is provided, to improve the draining reliability, guaranteeing safety in production.
The utility model adopts following technological scheme for the technical solution problem:
The structural feature of the utility model negative pressure automatic steam trap is: a ponding jar is set, and the intake pipe that communicates with negative pressure line accesses in the ponding jar, and the water inlet one-way valve of unidirectional unlatching in the ponding jar is set at the water outlet port of said intake pipe; Said ponding jar communicates with outlet pipe at a side bottom, and the water one-way valve that goes out towards the outside unidirectional unlatching of ponding jar is set in said outlet pipe;
In said ponding jar, a selector valve is set, the valve rod that vertically moves in the said selector valve has two mode bits, and one is that valve rod is in a high position, the selector valve air outlet through the high-order suction port on the selector valve and ponding jar outside atmosphere to leading to; Another is that valve rod is in low level, and the selector valve air outlet communicates with the negative pressure inlet mouth through the low level suction port on the selector valve, and said low level suction port is in the below of high-order suction port, fixedly installs an interlock plate at the rod end of said valve rod;
In said ponding jar, a ball float is set, said ball float slides on the Der Laengslenker through ball lever, and can be on Der Laengslenker slippage up and down; Be set with upper limit plate and the lower limiting board that is positioned at below the upper limit plate on the said ball lever respectively, moving down through interlock strip ovable valve stem, promoting to move on the valve rod through the interlock plate with said lower limiting board with said upper limit plate.
The structural feature of the utility model negative pressure automatic steam trap also is:
One filter is set in said intake pipe;
In said ponding jar, the place ahead that is positioned at intake pipe water outlet port is provided with a current baffle plate;
In said ponding jar, be positioned at interlock plate top one high-order air inlet state holding magnet is set.
Compared with present technology, the beneficial effect of the utility model is embodied in:
1, the utility model is provided with selector valve, makes that the pressure in the ponding jar can automatically switch between negative pressure and normal pressure according to the needs of draining and water storage working state:
Under the water stored state, selector valve makes in the ponding jar and is negative pressure, and unidirectional inlet valve is opened, and unidirectional outlet valve is closed;
Under the hull-borne, selector valve makes the ponding jar communicate with barometric pressure, and unidirectional inlet valve is closed, and unidirectional outlet valve is opened.
2, the utility model utilizes ball float to realize detecting a jar interior liquid level, regulate liquid level and provide and trigger the multi-functional of power:
Ball lever is with the liquid level synchronization lifting, and indication liquid level height is that the switching condition of two kinds of working staties provides foundation;
Through presetting the position of limited valve up and down, can preset startup liquid level that discharges water and the liquid level that stops to discharge water;
The buoyancy that ball lever receives passes to the interlock plate of selector valve, as triggering the power that valve position is switched.
3, the utility model can be in the medium-term and long-term safety of rugged environment, stable, operation reliably:
On the water route, the ponding filter is set is used for precipitating water impurity, the suspended particulate in the filtering ponding greatly reduces the water turbidity that enters in the ponding jar in advance, avoids stopping up;
Structurally, the utility model adopts passive mechanical mechanism, has improved the reliability of device greatly, has prolonged the working life of device.
On material, all component of the utility model all adopt stainless steel and anticorrosion durable stainless material to make.
Description of drawings
Fig. 1 is the utility model structural representation.
Label among the figure: 1 ponding jar; The 2a one-way valve of intaking; 2b goes out water one-way valve; 3 selector valves; 4 intake pipes; 5 filters; 7 filter vat; 6 baffle plates; 8 damping springs; 9 filter screens; 10 negative pressure inlet mouths; 11a negative pressure tracheae; The 11b atmosphere conduit; 12 selector valve air outlets; 13 high-order suction ports; 14 low level suction ports; 15 interlock plates; 16 Der Laengslenkers; 17 atmospheric connections; 18 upper limit plates; 19 lower limiting boards; 20 ball levers; 21 ball floats; 22 outlet pipes; 23 magnet.
Embodiment
Referring to Fig. 1, the negative pressure automatic steam trap is that a ponding jar 1 is set in the present embodiment, and the intake pipe 4 that communicates with negative pressure line accesses in the ponding jar 1, and the water inlet one-way valve 2a of unidirectional unlatching in ponding jar 1 is set at the water outlet port of intake pipe 4; Ponding jar 1 communicates with outlet pipe 22 at a side bottom, in outlet pipe 22, is provided with to go out water one-way valve 2b towards the outside unidirectional unlatching of ponding jar 1;
One selector valve 3 is set in ponding jar 1; The valve rod that vertically moves in the selector valve 3 has two mode bits; One is that valve rod is in a high position, and selector valve air outlet 12 communicates with ponding jar outside atmosphere inlet 17 through high-order suction port 13 on the selector valve and atmosphere conduit 11b; Another is that valve rod is in low level; Selector valve air outlet 12 communicates with negative pressure inlet mouth 10 through low level suction port 14 on the selector valve and negative pressure tracheae 11a; Low level suction port 14 is in the below of high-order suction port 13, fixedly installs an interlock plate 15 at the rod end of valve rod, and the damping spring 8 that is positioned at interlock plate 15 belows on the valve rod is used to avoid impact; Be positioned at interlock plate 15 tops on the valve rod and be provided with magnet 23, be used to keep the high-order air inlet state on the selector valve;
One ball float 21 is set in the ponding jar, and ball float 21 slides on the Der Laengslenker 16 through ball lever 20, and can on Der Laengslenker 16, carry out slide down and move; Be set with upper limit plate 18 and the lower limiting board 19 that is positioned at below the upper limit plate on the ball lever 20 respectively, above limiting board 18 drives valve rods through interlock plate 15 and moves down, and promotes to move on the valve rods through interlock plate 15 with lower limiting board 19.
One filter 5 is set in intake pipe 4, is used for precipitating water impurity, the suspended particulate in the filtering ponding in advance is lowered in the ponding jar 1 water turbidity, avoids stopping up; In ponding jar 1, the place ahead that is positioned at intake pipe water outlet port is provided with a current baffle plate 6, causes damage to avoid water impact.
Ponding in the negative-pressure pipeline is through the filter screen 9 of filter 5, and filter residue is deposited in the filter vat 7, and the ponding after the filtration flows into ponding jar 1 through intake pipe 4, water inlet one-way valve 2a through current baffle plate 6 bufferings; When ponding jar 1 middle water level rises; The position pusher that lower limiting board 19 risings on the ball lever reach setting moves selector valve upper valve rod interlock plate 15 and upward mobile, causes selector valve to convert into ponding jar inner chamber and atmosphere, goes out water one-way valve 2b unlatching; Water inlet one-way valve 2a closes, and realizes draining.
When rising under ponding jar 1 middle water level, when upper limit plate 18 touched selector valve upper valve rod interlock plate 15, will link plate 15 and pulling down through the conversion of selector valve, made ponding jar inner chamber be negative cavity.At this moment, water inlet one-way valve 2a opens, and outlet pipe 22 upper water-out one-way valve 2b close, and ponding flows in the ponding jar 1.
The concrete application of the utility model is arranged on negative pressure gas pipeline ponding place, like coal mine gas extraction pipe-line system tunnel pocket, and certain length place, the every interval in bottom and straight tunnel at district rise mouth, following mountain pass.
Claims (4)
1. the negative pressure automatic steam trap is characterized in that being provided with a ponding jar (1), and the intake pipe that communicates with negative pressure line (4) accesses in the ponding jar (1), and the water inlet one-way valve (2a) of unidirectional unlatching in ponding jar (1) is set at the water outlet port of said intake pipe (4); Said ponding jar (1) communicates with outlet pipe (22) at a side bottom, in said outlet pipe (22), is provided with to go out water one-way valve (2b) towards the outside unidirectional unlatching of ponding jar (1);
One selector valve (3) is set in said ponding jar, and the valve rod that vertically moves in the said selector valve (3) has two mode bits, and one is that valve rod is in a high position, selector valve air outlet (12) through the high-order suction port (13) on the selector valve and ponding jar outside atmosphere to logical; Another is that valve rod is in low level; Selector valve air outlet (12) communicates with the negative pressure inlet mouth through the low level suction port (14) on the selector valve; Said low level suction port (14) is in the below of high-order suction port (13), fixedly installs an interlock plate (15) at the rod end of said valve rod;
One ball float (21) is set in said ponding jar, and said ball float (21) slides on the Der Laengslenker (16) through ball lever (20), and can go up slippage up and down at Der Laengslenker (16); On said ball lever (20), be set with upper limit plate (18) respectively and be positioned at the lower limiting board (19) of upper limit plate below; Drive valve rod with said upper limit plate (18) through interlock plate (15) and move down, promote to move on the valve rod through interlock plate (15) with said lower limiting board (19).
2. negative pressure automatic steam trap according to claim 1 is characterized in that in said intake pipe (4), being provided with a filter (5).
3. negative pressure automatic steam trap according to claim 1 is characterized in that in said ponding jar (1), and the place ahead that is positioned at intake pipe water outlet port is provided with a current baffle plate (6).
4. negative pressure automatic steam trap according to claim 1 is characterized in that in said ponding jar (1), and the top that is positioned at interlock plate (15) is provided with a high-order air inlet state holding magnet (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200333523U CN202419117U (en) | 2012-02-02 | 2012-02-02 | Negative-pressure automatic steam trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200333523U CN202419117U (en) | 2012-02-02 | 2012-02-02 | Negative-pressure automatic steam trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202419117U true CN202419117U (en) | 2012-09-05 |
Family
ID=46743880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200333523U Expired - Fee Related CN202419117U (en) | 2012-02-02 | 2012-02-02 | Negative-pressure automatic steam trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202419117U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238129A (en) * | 2017-02-08 | 2017-10-10 | 河南灵佑药业股份有限公司 | A kind of utilization superheated vapor starts the device that check valve lifts liquid |
| CN108050299A (en) * | 2017-12-19 | 2018-05-18 | 湖南真创环保科技有限公司 | A kind of passive control method in low-pressure drainage system |
| CN109056989A (en) * | 2018-08-31 | 2018-12-21 | 杭州电子科技大学 | A kind of integrated lifting device of basement sewage |
| CN110529723A (en) * | 2019-08-27 | 2019-12-03 | 大唐陕西发电有限公司 | A kind of automatic control compressed air steam trap connection |
-
2012
- 2012-02-02 CN CN2012200333523U patent/CN202419117U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238129A (en) * | 2017-02-08 | 2017-10-10 | 河南灵佑药业股份有限公司 | A kind of utilization superheated vapor starts the device that check valve lifts liquid |
| CN108050299A (en) * | 2017-12-19 | 2018-05-18 | 湖南真创环保科技有限公司 | A kind of passive control method in low-pressure drainage system |
| CN108050299B (en) * | 2017-12-19 | 2019-11-22 | 湖南真创环保科技有限公司 | A kind of passive control method in low-pressure drainage system |
| CN109056989A (en) * | 2018-08-31 | 2018-12-21 | 杭州电子科技大学 | A kind of integrated lifting device of basement sewage |
| CN109056989B (en) * | 2018-08-31 | 2021-04-13 | 杭州电子科技大学 | Basement sewage integrated lifting device |
| CN110529723A (en) * | 2019-08-27 | 2019-12-03 | 大唐陕西发电有限公司 | A kind of automatic control compressed air steam trap connection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201513200U (en) | Negative-pressure adjustable low-position water-inflow large-displacement automatic slag discharging and water draining device | |
| CN201484944U (en) | Automatic oil outlet and drain system | |
| CN202419117U (en) | Negative-pressure automatic steam trap | |
| CN103362549B (en) | Automatic water drainage device and gas drainage system | |
| CN202560317U (en) | Automatic water discharging device and gas extraction system | |
| CN102808651B (en) | Automatic draining device of gas extraction system | |
| CN201184213Y (en) | Automatic drain slag-discharging apparatus of coal mine down-hole gas pipeline | |
| CN110645823A (en) | Electromagnetic heat exchange box drainage structure of waste heat recovery system | |
| CN203347833U (en) | Gas drainage pipe negative pressure automatic slag-discharge water-drainage device | |
| CN202467897U (en) | High-negative-pressure automatic water discharging device for gas drainage pipeline | |
| CN102644479B (en) | Automatic water drainage device for gas extraction | |
| CN209742963U (en) | Self-weight slag and water discharging device | |
| CN204371418U (en) | The horizontal automatic slag-discharging water draining device of a kind of colliery high negative pressure large flow | |
| CN103274137B (en) | Pneumatic double-storage-tank drainage controller | |
| CN113586129B (en) | Automatic water draining device | |
| CN211462342U (en) | Automatic liquid drainage device of disc type vacuum filter | |
| CN201610761U (en) | General-purpose pneumatic automatic water drainage device | |
| CN203130143U (en) | Automatic water discharging device of gas extraction collecting box | |
| CN203394571U (en) | Pneumatic negative-pressure automatic residue discharge and water drain machine | |
| CN203306506U (en) | Pneumatic duplex storage tank dehydration controller | |
| CN202325674U (en) | Automatic slag and water discharging device | |
| CN202520370U (en) | Draining mechanism of gas extraction pipe | |
| CN202810933U (en) | Downward drilling drainage system | |
| CN202788933U (en) | Negative pressure automatic water releaser | |
| CN208106478U (en) | A kind of coal mine gas extraction automatic water drainage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160125 Address after: 232033 Anhui city of Huainan Province Datong District two District No. 26 South reside Ren Village building 501 room Patentee after: Fan Chendong Address before: 232033 Tian Da South Road, Datong District, Huainan, Anhui Patentee before: Huainan Baoding Industry Trade Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20180202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |