CN202900321U - Negative pressure automatic water drainage machine - Google Patents
Negative pressure automatic water drainage machine Download PDFInfo
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- CN202900321U CN202900321U CN 201220547236 CN201220547236U CN202900321U CN 202900321 U CN202900321 U CN 202900321U CN 201220547236 CN201220547236 CN 201220547236 CN 201220547236 U CN201220547236 U CN 201220547236U CN 202900321 U CN202900321 U CN 202900321U
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- negative pressure
- water tank
- valve
- pressure automatic
- water
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Abstract
The utility model discloses a negative pressure automatic water drainage machine, particularly relates to the water drainage machine used for draining accumulated water in coal mine extraction pipelines or other negative pressure gas pipelines and belongs to the field of water drainage equipment. The negative pressure automatic water drainage machine comprises a water inlet pipe assembly (1) arranged above the side wall of a water tank (8) and a water drainage pipe assembly (9) arranged on the bottom of the water tank (8). The negative pressure automatic water drainage machine is characterized in that a sealed cover plate (6) is arranged above the water tank (8), a negative pressure pipe (4) is arranged upwards on the center of the sealed cover plate (6), atmospheric valves (3) are arranged on the sealed cover plate (6) on two sides of the negative pressure pipe (4), top cores of the atmospheric valves (3) extend downwards into the water tank (8), a floating bladder (2) is fixed on the inner center of the water tank (8) through a guiding device in a movable mode, a top plate (5) is arranged above the floating bladder (2), a negative pressure block (10) is fixed on the center of the upper surface of the top plate (5), the negative pressure block (10) is arranged opposite to the negative pressure pipe (4), and the top plate (5) is arranged opposite to the atmospheric valves (3). The negative pressure automatic water drainage machine is simple in structure, long in service life, and safe and reliable.
Description
Technical field
Negative pressure automatic drainage device belongs to the drainage plant field, is specifically related to a kind of tailrace for discharging coal extraction gas pipeline or other negative-pressure gas pipeline ponding.
Background technology
Gas drainage system comprises ground pump station, down-hole pipeline and extraction drill site.During up extraction, the boring of drill site enters coal rock layer with a fixed angle of altitude, and the aqueous water in the coal rock layer inevitably flows into extraction pipeline by deadweight and negative pressure.Because altitude temperature difference effect, the vapourous water in the pipeline also can condense into aqueous water, and this water yield increases, and can cause local pipeline useful cross section obviously to diminish, even stops up extraction pipeline, has a strong impact on the extraction effect.Therefore, the ponding that regularly in time discharges in the extraction pipeline is very important, so need jettison gear is installed, is exactly tailrace.Used when manually discharging water in the past, every bottom class puts 1 time at least, owing to the blanking time that discharges water is long, accumulate unavoidably a large amount of water in the pipeline, the pipeline useful cross section is dwindled, on-way resistance increases, negative pressure of suction consumes halfway link in a large number, and the frequent switch of water dam, causes outer air to enter pipeline, reduction system negative pressure affects the extraction effect.In addition, float the courage floating courages of perishable, damageable foaming that adopt in the automatic water drainage device at present more.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of long service life, mechanism's negative pressure automatic drainage device simple, easy to maintenance are provided.
The technical scheme that its technical problem that solves the utility model adopts is: this negative pressure automatic drainage device, comprise water tank, be installed in the water inlet pipe component of water tank sidewall top and be installed in the drain assembly of water tank bottom, it is characterized in that: described water tank top is provided with seal cover board, the seal cover board center upwards is equipped with negative tube, the seal cover board of negative tube both sides is provided with atmos-valve, and the plunger tip of atmos-valve stretches in the water tank downwards; The water tank center of inside is fixed with floating courage by the guiding device activity, and floating courage top is provided with top board, and the cover top surface middle part is fixed with the negative pressure block, and negative pressure block and negative tube are oppositely arranged, and top board and atmos-valve are oppositely arranged.
Described water inlet pipe component comprises water inlet pipe and is installed in the interior one-way water inlet valve of water inlet pipe.
On the outfall of described water tank and drain assembly junction filter cover is installed, water tank bottom is equipped with blowoff valve.
Described drain assembly comprises gutter and is installed in the interior single slope drainage valve of gutter.
Described water tank upper also is equipped with Manual water drain valve.
Described negative pressure block is for raising up the flexible member of lower hollow.
Described guiding device comprises the central axis that is fixed on the water tank bottom center and the slip steel pipe that is sleeved on the central axis, and described floating courage is welded on the slip steel pipe.
Described floating courage adopts stainless steel material to make.
Compared with prior art, the beneficial effect that has of the utility model is:
1) long service life: the utility model adopts the floating courage of stainless steel, shock resistance, and anti-aging and Applicative time will be far above expanded material;
2) simple in structure, easy to maintenance: this experiment novel mechanism is simple, and element replacement is convenient, saves debugging, set-up time;
3) reasonable in design: in conjunction with the experiences and practices gained, the utility model is provided with Manual water drain valve, filter cover and blowoff valve, can effectively prevent various fortuitous events.
Description of drawings
Fig. 1 is the utility model structure sectional view schematic diagram.
Wherein: 1, water inlet pipe component 2, floating courage 3, atmos-valve 4, negative tube 5, top board 6, seal cover board 7, Manual water drain valve 8, water tank 9, drain assembly 10, negative pressure block 11, filter cover 12, blowoff valve 13, gutter 14, single slope drainage valve 15, one-way water inlet valve 16, water inlet pipe 17, central axis 18, slip steel pipe.
The specific embodiment
Fig. 1 is most preferred embodiment of the present utility model, is described further below in conjunction with 1 pair of the utility model of accompanying drawing.
With reference to accompanying drawing 1: this negative pressure automatic drainage device comprises water inlet pipe component 1, floating courage 2, atmos-valve 3, negative tube 4, top board 5, seal cover board 6, Manual water drain valve 7, water tank 8, drain assembly 9, negative pressure block 10, filter cover 11 and blowoff valve 12.
Water inlet pipe component 1 is installed in water tank 8 one sides tops, comprises water inlet pipe 16 and is installed in the one-way water inlet valve 15 of opening in the water tank in the water inlet pipe 16.Drain assembly 9 is installed in water tank 8 bottoms.Comprise gutter 13 and be installed in gutter 13 interior to water tank outside, open single slope drainage valve 14. gutters 13 and the outfall of water tank 8 junctions on filter cover 11 is installed.Water tank 8 bottoms also are equipped with blowoff valve 12.
Described floating courage 2 adopts stainless steel material to make.
Operating principle and the course of work are as follows: water inlet pipe component 1 be connected to low-lying pipeline section under, negative tube 4 is connected to the middle top of low-lying pipeline section all the time, when low-lying pipeline section has existing of ponding, ponding can flow in the water tank 8 through one-way water inlet valve 15 along water inlet pipe 16, along with the gradually increase of the water tank 8 interior water yields, floating courage 2 holds up top board 5 and moves upward, after arriving assigned address, negative pressure block 10 on the top board 5 is closed negative tube 4, and top board 5 backs down atmos-valve 3 simultaneously.Become normal pressure in the automatic water drainage device this moment, and ponding flows to outside the tailrace along gutter 13 through the single slope drainage valve 14 in the drain assembly 9, finishes Auto-drainage.
When the needs manual drainage, open Manual water drain valve 7, air enters in the tailrace by Manual water drain valve 7, is normal pressure in the automatic water drainage device at this moment, ponding flows to outside the tailrace along gutter 13 through the single slope drainage valve 14 in the drain assembly 9, finishes manual drainage.
Dregs in the pipeline can be stopped by filter cover 11, cause gutter to stop up in order to avoid enter drain assembly 9, by regularly opening blowoff valve 12 dregs in the tailrace are emitted.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment does, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (8)
1. negative pressure automatic drainage device, comprise water tank (8), be installed in the water inlet pipe component (1) of water tank (8) sidewall top and be installed in drain assembly (9) bottom the water tank (8), it is characterized in that: described water tank (8) top is provided with seal cover board (6), seal cover board (6) center upwards is equipped with negative tube (4), the seal cover board (6) of negative tube (4) both sides is provided with atmos-valve (3), and the plunger tip of atmos-valve (3) stretches into downwards in the water tank (8); Water tank (8) center of inside is fixed with floating courage (2) by the guiding device activity, floating courage (2) top is provided with top board (5), top board (5) upper surface middle part is fixed with negative pressure block (10), negative pressure block (10) is oppositely arranged with negative tube (4), and top board (5) is oppositely arranged with atmos-valve (3).
2. negative pressure automatic drainage device according to claim 1 is characterized in that: described water inlet pipe component (1) comprises water inlet pipe (16) and is installed in one-way water inlet valve (15) in the water inlet pipe (16).
3. negative pressure automatic drainage device according to claim 1 is characterized in that: on the outfall of described water tank (8) and drain assembly (9) junction filter cover (11) is installed, water tank (8) bottom is equipped with blowoff valve (12).
4. it is characterized in that according to claim 1 or 3 described negative pressure automatic drainage devices: described drain assembly (9) comprises gutter (13) and is installed in single slope drainage valve (14) in the gutter (13).
5. negative pressure automatic drainage device according to claim 1, it is characterized in that: described water tank (8) top also is equipped with Manual water drain valve (7).
6. negative pressure automatic drainage device according to claim 1, it is characterized in that: described negative pressure block (10) is for raising up the flexible member of lower hollow.
7. negative pressure automatic drainage device according to claim 1, it is characterized in that: described guiding device comprises the central axis (17) that is fixed on water tank (8) bottom centre and is sleeved on slip steel pipe (18) on the central axis (17) that described floating courage (2) is welded on the slip steel pipe.
8. it is characterized in that according to claim 1 or 7 described negative pressure automatic drainage devices: described floating courage (2) adopts stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220547236 CN202900321U (en) | 2012-10-24 | 2012-10-24 | Negative pressure automatic water drainage machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220547236 CN202900321U (en) | 2012-10-24 | 2012-10-24 | Negative pressure automatic water drainage machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202900321U true CN202900321U (en) | 2013-04-24 |
Family
ID=48121004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220547236 Expired - Fee Related CN202900321U (en) | 2012-10-24 | 2012-10-24 | Negative pressure automatic water drainage machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202900321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912540A (en) * | 2015-06-26 | 2015-09-16 | 中国矿业大学 | A coal mine ascending hole gas natural attenuation flow measuring device and method |
| CN105240049A (en) * | 2015-09-18 | 2016-01-13 | 太原理工大学 | Water draining device of coal mine gas drainage pipeline |
-
2012
- 2012-10-24 CN CN 201220547236 patent/CN202900321U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912540A (en) * | 2015-06-26 | 2015-09-16 | 中国矿业大学 | A coal mine ascending hole gas natural attenuation flow measuring device and method |
| CN105240049A (en) * | 2015-09-18 | 2016-01-13 | 太原理工大学 | Water draining device of coal mine gas drainage pipeline |
| CN105240049B (en) * | 2015-09-18 | 2017-05-17 | 太原理工大学 | Water draining device of coal mine gas drainage pipeline |
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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: 20130424 Termination date: 20151024 |
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| EXPY | Termination of patent right or utility model |