CN201818329U - Negative pressure automatic water discharging device for gas drainage pipeline - Google Patents
Negative pressure automatic water discharging device for gas drainage pipeline Download PDFInfo
- Publication number
- CN201818329U CN201818329U CN2010205751860U CN201020575186U CN201818329U CN 201818329 U CN201818329 U CN 201818329U CN 2010205751860 U CN2010205751860 U CN 2010205751860U CN 201020575186 U CN201020575186 U CN 201020575186U CN 201818329 U CN201818329 U CN 201818329U
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- gas
- float
- cavity
- push rod
- negative pressure
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Abstract
The utility model discloses a negative pressure automatic water discharging device for gas drainage pipeline, which comprises a housing having a gas inlet, a gas outlet, a slag discharge opening and a water discharge opening; a separating board is disposed inside the housing to divide the inner cavity into an upper cavity and a lower cavity; the gas inlet and the gas outlet are connected with the upper cavity; the slag discharge opening and the water discharge opening are connected with the lower cavity; a float is disposed in the lower cavity; a water permeating hole is formed on the separating board; a water permeating hole opening-closing apparatus is disposed between the separating board and the float; an air inlet is disposed on the top of the housing; the lower portion of the air inlet is provided with a gas guiding pipe with the lower end inserted deep into the lower cavity; the gas guiding pipe is in sealed connection with the separating board; a push rod is disposed in the gas guiding pipe; the lower end of the push rod is lower than the lower end of the gas guiding pipe, while is fixed on a movable plate; the upper end of the push rod is provided with a glass ball for blocking the air inlet. The device of the utility model achieves the advantages of simple structure, corrosion resistance, portability, easy water discharge, leakage proof, safety and excellent water discharge effect; is adapted to down-hole gas drainage pipelines in coal mines.
Description
Technical field
The utility model belongs to coal mine gas extraction technical field, particularly a kind of novel automatic tailrace of pipeline negative pressure that draws out methane.
Background technology
Tailrace is installed on the gas discharge in mine pipeline, is mainly used in the moisture of removing in the gas drainage under suction pipeline.Existing tailrace has following shortcoming or deficiency: ⑴, its shell all is iron, and is perishable, heavier, and down-hole electricity rail car is walked less than the needs place that discharges water, and the workman will shoulder in several far during installation, expends muscle power and inconvenience; ⑵ the foam that the float of, existing tailrace is used is yielding to cause buoyancy to change and influence discharges water; ⑶, the import of existing negative pressure tailrace gas, dewatering outlet, air intlet are on the container of a cavity, and the negative pressure effect that discharges water when low is bad, and has the danger that methane gas leaks.
The utility model content
The utility model is in order to solve weak point of the prior art, provide a kind of corrosion-resistant, light, be easy to discharge water, air tight, the novel automatic tailrace of pipeline negative pressure that draws out methane that safety is good.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the novel automatic tailrace of pipeline negative pressure that draws out methane, comprise and have the gas import, gas export, draw the housing of cinder notch and dewatering outlet, be provided with the dividing plate that its inside is divided into upper plenum and following cavity in the described housing, the gas import, gas export is connected with upper plenum, draw cinder notch, the dewatering outlet is connected with following cavity, be provided with float in the following cavity, dividing plate is provided with permeable hole, be provided with the permeable hole opening and closing device between dividing plate and the float, case top is provided with air intlet, the air intlet bottom is provided with the lower end and is deep into down the interior wireway of cavity, and wireway and dividing plate are tightly connected, and are provided with push rod in the wireway, the push rod lower end position is lower than the wireway lower end position and is fixed on the active plate, and the push rod upper end is provided with the glass marble of shutoff air intlet.
The material of described housing and float is the PVC material, described permeable hole opening and closing device comprises and divider upright and the rail rods that is slidingly connected, the rail rods lower end is fixedly connected with active plate, fixedly connected with the push rod lower end above the active plate, dividing plate is provided with orbit hole, rail rods is slided and airtight the connection with orbit hole, and active plate is provided with fixed bar, and the fixed bar upper end is provided with the ball sealer corresponding with the permeable hole upper-lower position.
Described active plate bottom is provided with vertical guide peg, and following cavity bottom is provided with pedestal, and the guide peg lower end is plugged in the pedestal and with pedestal and is slidingly connected, and described float is a tubular structure, and float fulcrum pin is to being located on the guide peg and can moving up and down along guide peg.
Below the described dividing plate and be respectively equipped with the magnet piece that attracts each other above the active plate.
Adopt technique scheme, can reach following beneficial effect:
1, the housing of this tailrace is made by the PVC material, corrosion-resistant, in light weight, enclosure interior is divided upper plenum and following cavity by dividing plate, upper plenum is as one section passage of methane gas, the moisture that carries in the methane gas flow into down in the cavity by the permeable hole on the dividing plate and stores, along with a little accumulation of water, instantly the water in the cavity reach a certain height, buoyancy of water holds up float, float jack-up permeable hole opening and closing device, the push rod in shutoff permeable hole and the while jack-up wireway, the glass marble of push rod upper end is opened air intlet, cavity is in communication with the outside by wireway, and under atmospheric effect, the dewatering outlet is opened automatically and is discharged water.
2, float is made by the PVC material, and is durable in use indeformable, and it is effective to discharge water, and the rail rods of permeable hole opening and closing device is that the lifting of active plate play the guiding role; Active plate plays the effect of transmitting buoyancy and jack-up push rod; Ball sealer is used for the effect that the shutoff permeable hole cuts off upper plenum and following cavity.
3, guide peg provides the guide effect that moves up and down for the float of tubular structure, and pedestal provides positioning action for guide peg.
4, be respectively equipped with the magnet piece that attracts each other in the dividing plate and in the active plate, dividing plate and active plate are attracted to one, can prolong discharge time, increase waterdrainage amount.
The utility model is simple in structure, corrosion-resistant, light, be easy to discharge water, air tight, safety good, through test of many times, negative pressure is between 0.004-0.09MPa, the effect that discharges water spy is good, is applicable on the vast coal mine gas extraction pipeline.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, the novel automatic tailrace of pipeline negative pressure that draws out methane of the present utility model, comprise and have gas import 1, gas export 2, draw the cylinder shell 5 of cinder notch 3 and dewatering outlet 4, be provided with the dividing plate 8 that its inside is divided into upper plenum 6 and following cavity 7 in the housing 5, gas import 1, gas export 2 is connected with upper plenum 6, draw cinder notch 3, dewatering outlet 4 is connected with following cavity 7, be provided with float 9 cylindraceous in the following cavity 7, dividing plate 8 is provided with permeable hole 10, be provided with the permeable hole opening and closing device between dividing plate 8 and the float 9, housing 5 tops are provided with air intlet 11, air intlet 11 bottoms are provided with the lower end and are deep into down wireway 12 in the cavity 7, wireway 12 is tightly connected with dividing plate 8, be provided with push rod 13 in the wireway 12, push rod 13 lower end positions are lower than wireway 12 lower end positions, and push rod 13 upper ends are provided with the glass marble 14 of shutoff air intlet 11; The material of housing 5 and float 9 is the PVC material.Be provided with opening bridge piece 16 up outside the dewatering outlet 4, bridge piece 16 is ironware (with an anticollision), and bridge piece 16 upper end open places are provided with ball sealer 15.Gas import 1 place is provided with miniature settling vessel and strainer (not shown), draws the shutoff of cinder notch 3 usefulness band silk blind nut, conveniently draws slag and gets rid of hidden danger.
The permeable hole opening and closing device comprises vertical with dividing plate 8 and the rail rods 17 that is slidingly connected, the active plate 18 that rail rods 17 lower ends are fixedly connected with level, fixedly connected with push rod 13 lower ends above the active plate 18, dividing plate 8 is provided with orbit hole, rail rods 17 is slided and airtight the connection with orbit hole, active plate 18 is provided with fixed bar 19, and fixed bar 19 upper ends are provided with the ball sealer 20 corresponding with permeable hole 10 upper-lower positions.Active plate 18 bottoms are provided with vertical guide peg 21, the fixed bar lower end is passed active plate 18 and is connected with guide peg 21, following cavity 7 bottoms are provided with pedestal 22, guide peg 17 lower ends are plugged in the pedestal 22 and with pedestal 22 and are slidingly connected, and float 9 axially is located on the guide peg 21 and can moves up and down along guide peg 21.Below the dividing plate 8 and be respectively equipped with magnet piece 23 and the magnet piece 24 that attracts each other above the active plate 18.
When work is used, gas import 1 of the present utility model and gas export 2 are connected in the gas drainage under suction pipeline, the moisture that carries in the methane gas flow into down in the cavity 7 by the permeable hole on the dividing plate 8 10 and stores, along with a little accumulation of water, instantly the water in the cavity 7 reach a certain height, buoyancy of water holds up float 9, float 9 is along moving on the guide peg 21, the active plate 18 of float 9 jack-up permeable hole opening and closing devices, the ball sealer 20 of fixed bar 19 upper ends is with permeable hole 10 shutoff, push rod 13 in the while active plate 18 jack-up wireways 12, the glass marble 14 of push rod 13 upper ends is by jack-up, and-air intlet 11 is opened, and cavity 7 is in communication with the outside by wireway 12, under atmospheric effect, the ball sealer 15 at the bridge piece 16 upper end open places outside the dewatering outlet 4 is opened automatically by jack-up and is discharged water.
Claims (4)
1. the novel automatic tailrace of pipeline negative pressure that draws out methane, comprise and have the gas import, gas export, draw the housing of cinder notch and dewatering outlet, it is characterized in that: be provided with the dividing plate that its inside is divided into upper plenum and following cavity in the described housing, the gas import, gas export is connected with upper plenum, draw cinder notch, the dewatering outlet is connected with following cavity, be provided with float in the following cavity, dividing plate is provided with permeable hole, be provided with the permeable hole opening and closing device between dividing plate and the float, case top is provided with air intlet, the air intlet bottom is provided with the lower end and is deep into down the interior wireway of cavity, wireway and dividing plate are tightly connected, be provided with push rod in the wireway, the push rod lower end position is lower than the wireway lower end position and is fixed on the active plate, and the push rod upper end is provided with the glass marble of shutoff air intlet.
2. the novel automatic tailrace of pipeline negative pressure that draws out methane according to claim 1, it is characterized in that: the material of described housing and float is the PVC material, described permeable hole opening and closing device comprises and divider upright and the rail rods that is slidingly connected, the rail rods lower end is fixedly connected with active plate, fixedly connected with the push rod lower end above the active plate, dividing plate is provided with orbit hole, rail rods is slided and airtight the connection with orbit hole, active plate is provided with fixed bar, and the fixed bar upper end is provided with the ball sealer corresponding with the permeable hole upper-lower position.
3. the novel automatic tailrace of pipeline negative pressure that draws out methane according to claim 2, it is characterized in that: described active plate bottom is provided with vertical guide peg, following cavity bottom is provided with pedestal, the guide peg lower end is plugged in the pedestal and with pedestal and is slidingly connected, described float is a tubular structure, and float fulcrum pin is to being located on the guide peg and can moving up and down along guide peg.
4. according to claim 2 or the 3 described novel automatic tailraces of pipeline negative pressure that draw out methane, it is characterized in that: below the described dividing plate and be respectively equipped with the magnet piece that attracts each other above the active plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205751860U CN201818329U (en) | 2010-10-26 | 2010-10-26 | Negative pressure automatic water discharging device for gas drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205751860U CN201818329U (en) | 2010-10-26 | 2010-10-26 | Negative pressure automatic water discharging device for gas drainage pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201818329U true CN201818329U (en) | 2011-05-04 |
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ID=43916290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205751860U Expired - Fee Related CN201818329U (en) | 2010-10-26 | 2010-10-26 | Negative pressure automatic water discharging device for gas drainage pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201818329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767393A (en) * | 2012-07-16 | 2012-11-07 | 中国矿业大学 | Negative pressure automatic water discharge device |
| CN105971665A (en) * | 2016-07-06 | 2016-09-28 | 阳泉煤业集团华越机械有限公司 | Guide rod fixing type coal mine negative pressure automatic water discharger |
-
2010
- 2010-10-26 CN CN2010205751860U patent/CN201818329U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767393A (en) * | 2012-07-16 | 2012-11-07 | 中国矿业大学 | Negative pressure automatic water discharge device |
| CN102767393B (en) * | 2012-07-16 | 2014-10-29 | 中国矿业大学 | Negative pressure automatic water discharge device |
| CN105971665A (en) * | 2016-07-06 | 2016-09-28 | 阳泉煤业集团华越机械有限公司 | Guide rod fixing type coal mine negative pressure automatic water discharger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20121026 |