CN203023804U - Pressure self-adaptive type continuous drainer for gas delivery pipeline - Google Patents
Pressure self-adaptive type continuous drainer for gas delivery pipeline Download PDFInfo
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- CN203023804U CN203023804U CN 201220731741 CN201220731741U CN203023804U CN 203023804 U CN203023804 U CN 203023804U CN 201220731741 CN201220731741 CN 201220731741 CN 201220731741 U CN201220731741 U CN 201220731741U CN 203023804 U CN203023804 U CN 203023804U
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Abstract
The utility model discloses a pressure self-adaptive type continuous drainer for a gas delivery pipeline. The pressure self-adaptive type continuous drainer is characterized in that a steam inlet pipe and a steam drainage pipe are arranged on the side wall of an auxiliary barrel provided with an upper end plate and a lower end plate, a blow-off pipe is arranged on the wall of the lower end of the main barrel, the wall of the main barrel is connected with a bracket guiding pipe, a transverse water outlet pipe passes through a bracket nausea board to extend into the cavity of the main barrel and then is connected with a vertical water draining pipe, the vertical water draining pipe provided with a sealing ring is arranged among multiple guide bars, a transition plate is fixedly connected with the lower side surface of the lower end plate of a float bowl, and a guide bar in the central position of the upper end plate of the float bowl is arranged in an upper guide sleeve of the central position of the upper cover plate, a transverse water inlet pipe is arranged on the side wall of the lower end of the main barrel, the lower end of a vertical water inlet pipe is connected with the transverse water inlet pipe, and the upper end of the vertical water inlet pipe is connected with a gas delivery header pipe through a flange at a water inlet end. The water drainer disclosed by the utility does not need water supplement and is convenient to maintain.
Description
Technical field
the utility model relates to a kind of hydathode, relates in particular to a kind of industrial enterprise that is applied to for getting rid of the pressure adaptive type gas transmission pipeline continuous drainage device of condensed water in the conveyance conduits such as coal gas, pressurized air, steam, rock gas.
Background technique
pipeline for delivery of gas can gather condensed water through a segment distance with after the time, for the efficient and safety that guarantees to carry the unblocked of gas and guarantee to use, must will carry the ducted condensed water of gas to discharge, discharge (emitting) condensed water equipment used (or device) and be referred to as the feed channel hydathode.Before the utility model, those skilled in the art designs or manufactured dissimilar hydathode, as ZL200420034909.0 " pollution-free gas leakage proof automatic drainer ", ZL200620051238.8 " a kind of gas-pipeline drainer ", ZL200720064040.8 " automatic drainer of gas pipeline " etc. are exactly example wherein, they differ from one another, also brought into play not same-action ... but, because these hydathodes are the water-sealed type coal gas drainer, all find that after one section use there are the following problems:
1. applicable pressure is low, and overload capacity is little.When ducted pressure medium fluctuates when excessive, hydathode is easily breakdown.
2. the internal pipeline of traditional hydathode and dividing plate are completely enclosed within cylindrical shell, when wherein the weld seam of any pipeline or dividing plate is bored a hole, whole hydathode can only be scrapped and can not repair (being that repairability is poor), especially the large hydathode of dividing plate quantity, can't check or process at all the perforation accident of pipeline.
3. because the contamination area is little, desilting is frequent, increases (greatly) maintenance workload.
4. need frequent moisturizing, do not meet the energy-conserving and environment-protective requirement.
Summary of the invention
that the purpose of this utility model is to provide a kind of and seals reliably, automatically adapts to pipeline medium pressure, do not need moisturizing, makes is simple, installation and maintenance is convenient, can not punctured by the pressure of pipeline and the pressure adaptive type gas transmission pipeline continuous drainage device of environmental protection and energy saving.
for achieving the above object, the technical solution adopted in the utility model is: described a kind of pressure adaptive type gas transmission pipeline continuous drainage device comprises guide sleeve, upper cover plate, guide rod, the floating drum upper head plate, the fault diagnosis valve, the floating drum body, the feed-water end flange, balance pipe, the water inlet standpipe, transverse water inlet pipe, blind plate, dirt filter, the floating drum lower end sheet, sealing column, transition plate, lower guide rod, the drain opening seal ring, soil stack, connecting bend, the water outlet transverse tube, the vexed plate of bracket, the bracket flange, the bracket leading pipe, drain pipe, upper head plate, stiffening rib, secondary cylindrical shell, the steam drainage pipe, lower end sheet, the end, supported, steam inlet tube, peep hole and main cylinder, lower end sheet is placed on quantity and is more than or equal to 3 the end and supports, the upper surface of lower end sheet is fixed with secondary cylindrical shell, outer side wall at secondary cylindrical shell is connected with respectively steam inlet tube and steam drainage pipe, be fixed with upper head plate between the lower end of upper end with main cylinder of secondary cylindrical shell, a downside with upper head plate that passes the stiffening rib of lower end sheet center hole is connected, and the other end of stiffening rib is connected in the central hole of lower end sheet.
in the lower end of main cylinder, sidewall is equipped with drain pipe, with drain pipe (the best), becomes 90
0
outer wall connection (being connected) at main cylinder has peep hole.Select, with the drain pipe homonymy, the bracket leading pipe is housed on the sidewall of main cylinder.Outer wall in bracket leading pipe termination is fixed with the bracket flange, the vexed plate of bracket is connected with the bracket flange, it is connected with an end of connecting bend that the water outlet transverse tube extend into the main cylinder inner chamber through the vexed plate of bracket from the bracket leading pipe, the lower end of the other end communicated drainage standpipe of connecting bend, dispose the drain opening seal ring in the inwall of the upper end center hole of soil stack, the sealing column be configured in the transition plate center hole faces toward the drain opening on soil stack.The soil stack position is more than or equal in the space that the inner periphery of 2 lower guide rod forms in quantity, and lower guide rod is assemblied on transition plate, and transition plate is connected with the downside surface of floating drum lower end sheet.The floating drum lower end sheet is connected in the lower end of floating drum body, and the upper end of floating drum body is fixed with the floating drum upper head plate, in the central hole of floating drum upper head plate, is furnished with guide rod.Top at main cylinder is connected with upper cover plate, and the center portion on upper cover plate disposes guide sleeve, and the guide rod position is in upper guide sleeve.On the outer wall of the upper end of main cylinder, the fault diagnosis valve is installed.
in the lower end of main cylinder, sidewall is equipped with transverse water inlet pipe, in the termination of transverse water inlet pipe, the blind plate shutoff is arranged, be provided with dirt filter near main cylinder at the inner chamber of transverse water inlet pipe, outer wall in transverse water inlet pipe between dirt filter and blind plate is equipped with into the water standpipe and is communicated with, and the feed-water end flange is equipped with in the upper end of water inlet standpipe.The balance pipe that be equipped with water inlet standpipe upper end is communicated with the inner chamber of main cylinder.
adopt a kind of pressure adaptive type gas transmission pipeline continuous drainage device that as above technological scheme provides compared with prior art, technique effect is:
1. large, the applied range of bearing capacity.Pressure, in the situation that 1.0～2.0MPa still can normally be used, can not puncture.Can be widely used in the continuous safety dumping of condensed water in the gas pipeline course of conveying such as coal gas, steam, pressurized air, rock gas.
2. good seal performance.When acquiring a certain degree, the condensed water in hydathode can realize normal draining, in hydathode, sealing column is inserted in seal ring under Action of Gravity Field when the hemisphere stick harness of anhydrous or hermetic unit or the wearing and tearing of conical stick harness, shut drainage channel fully, prevent gas leakage.
3. repair and maintenance is convenient.Being connected between each assembly of whole hydathode all adopts outside weldings form or structure, when somewhere, (or certain point) goes wrong, and without just being found by special tool, all parts were all detachable, only need carry out sectional repair (as leaked), do not need whole maintenance, save maintenance cost.
4. can realize continuous drainage, hydathode be operated steadily, long service life.
The accompanying drawing explanation
the forward cross-sectional schematic that Fig. 1 is a kind of pressure adaptive type gas transmission pipeline continuous drainage device described in the utility model is also Figure of abstract of the present utility model.
the left-hand schematic diagram that Fig. 2 is Fig. 1.
the dextrad schematic diagram that Fig. 3 is Fig. 1.
the A place enlarged diagram that Fig. 4 is Fig. 1.
the B that Fig. 5 is Fig. 1 is to schematic diagram.
fig. 6 is the F-F alignment cross-sectional schematic along Fig. 5.
Embodiment
below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
(as shown in Figure 1) described a kind of pressure adaptive type gas transmission pipeline continuous drainage device comprises hydathode cover assembly, fault diagnosis valve 2, hydathode float component, hydathode water inlet pipe component, seal assembly, movable rows conduit assembly, drain pipe 7, steam heating chamber component, access opening (assembly) 9 and main cylinder 10, and wherein the hydathode cover assembly consists of upper guide sleeve 1.1, upper cover plate 1.2 and guide rod 1.3; The hydathode float component consists of floating drum body 3, floating drum upper head plate 1.4 and floating drum lower end sheet 5.1, floating drum upper head plate 1.4 and floating drum lower end sheet 5.1 are connected in respectively the top and bottom of floating drum body 3, form buoyancy aid, the shape of this buoyancy aid can be cylindrical shape, spherical or square tube shape; The hydathode water inlet pipe component consists of feed-water end flange 4.1, balance pipe 4.2, water inlet standpipe 4.3, transverse water inlet pipe 4.4, blind plate 4.5 and dirt filter 4.6.Gas carries the condensed water in main pipeline to be connected with feed-water end flange 4.1 by the arm perpendicular to ground, and the condensed water in the gas main road is entered in water standpipe 4.3, then introduces (hydathode) main cylinder 10 by transverse water inlet pipe 4.4.In the lower end of main cylinder 10, sidewall is equipped with transverse water inlet pipe 4.4, and blind plate 4.5 shutoff are arranged in the termination of transverse water inlet pipe 4.4, as clearing up the standby of dirt.Be provided with dirt filter 4.6 near main cylinder 10 in transverse water inlet pipe 4.4 inner chambers, purpose is foreign material thicker in transverse water inlet pipe 4.4 to be blocked herein in order to carry out regularly concentrating cleaning.Outer wall in transverse water inlet pipe 4.4 between dirt filter 4.6 and blind plate 4.5 is equipped with into water standpipe 4.3, the intake lower end of standpipe 4.3 is communicated with transverse water inlet pipe 4.4, feed-water end flange 4.1 is equipped with in upper end at water inlet standpipe 4.3, make to be connected with the gas main into water standpipe 4.3, the condensed water in the gas main can enter through water inlet standpipe 4.3, transverse water inlet pipe 4.4 inner chamber of main cylinder 10 like this.The balance pipe 4.2 be equipped with in water inlet standpipe 4.3 upper ends is communicated with main cylinder 10 inner chambers, when bringing into use, when the condensed water in the gas main constantly enters main cylinder 10 from bottom, air in main cylinder 10 passes through the balance pipe 4.2 on top discharged to water inlet standpipe 4.3, makes main cylinder 10 internal pressure equilibriums.In using process, during the upper and lower fluctuation of ductwork pressure, balance pipe 4.2 has the effect of balanced main cylinder 10 internal pressures.In the upper end of main cylinder 10, outer wall is equipped with fault diagnosis valve 2, is assemblied in the inner chamber of the connecting tube connection main cylinder 10 on fault diagnosis valve 2, when the interior appearance of main cylinder 10 is unexpected, can carry out the failure judgement reason by fault diagnosis valve 2.
be connected with upper cover plate 1.2 on the top of main cylinder 10, described connection can be welding or screw rod connection.When (the best is) center portion configuration (as being threaded) of upper cover plate 1.2 has upper guide sleeve 1.1, work, upper guide sleeve 1.1 faces toward guide rod 1.3, be that guide rod 1.3 positions are in upper guide sleeve 1.1, the guide rod 1.3 that is connected in floating drum upper head plate 1.4 center portions can only be moved up and down in upper guide sleeve 1.1, and can not move horizontally, guarantee floating drum (being formed by floating drum body 3, floating drum upper head plate 1.4 and floating drum lower end sheet 5.1) central upper portion accurate positioning.
(as Fig. 4) seal assembly is comprised of floating drum lower end sheet 5.1, sealing column 5.2, transition plate 5.3, lower guide rod 5.4, drain opening seal ring 5.5 and soil stack 5.6.Downside surface central position (from outside) at floating drum lower end sheet 5.1 is fixed with transition plate 5.3, disposes sealing column 5.2 in the center hole of transition plate 5.3, and sealing column 5.2 is facing to the drain opening on soil stack 5.6.The head of described sealing column 5.2 can be selected hemisphere or taper shape.Dispose quantity and be more than or equal to 2 lower guide rod 5.4 on transition plate 5.3, in the space that guide rod 5.4 inner peripherys form under each root, soil stack 5.6 is housed, dispose drain opening seal ring 5.5 in the inwall of soil stack 5.6 upper end center holes, in main cylinder 10 during evaporated condensation water or condensed water while not reaching a certain amount of (highly), sealing column 5.2 and drain opening seal ring 5.5 close contacts, prevent Leakage Gas, wherein the shape of the drain opening on soil stack 5.6 is same as the shape of sealing column 5.2 heads, be hemisphere (or circular) or conical, in order to coordinate closely.Water outlet transverse tube 5.8 is connected through connecting bend 5.7 in the lower end of soil stack 5.6, and the water outlet end of water outlet transverse tube 5.8 stretches out the outside at main cylinder 10 through the vexed plate 6.1 of bracket.From the above, this seal assembly with the different characteristics that hydathode in the past relatively has is: 1. hemisphere or conical sealing column 5.2 are different from original steel ball, and its front end is hemisphere or taper shape, and back is cylindrical, is fixed on the bottom of floating drum.Under normal hull-borne, be that hemisphere or circular cone performance seal action obtain line style contact sealing effect.In hydathode, sealing column 5.2 is inserted in drain opening seal ring 5.5 under Action of Gravity Field during the wearing and tearing of the hemispherical portion of anhydrous or sealing column 5.2, and the face that obtains contacts sealing effect, shuts drainage channel fully, prevents Leakage Gas.2. quantity is more than or equal to 2 lower guide rod 5.4 and is fixed on respectively the bottom of floating drum by transition plate 5.3 even (or non-homogeneous), evenly (or non-homogeneous) distribution of cylindrical along sealed mouth, along with floating drum moves up and down, restriction floating drum excess in displacement in the horizontal direction, guarantee that sealing column 5.2 and the contraposition of sealed mouth center are accurate, obtain desirable sealing effect.3. drain opening seal ring 5.5 adopts wear-resisting, corrosion resistant elaxtic seal, and purpose is to increase tension force, and simplified structure, reduce costs.
(as Fig. 1) optimal selection and drain pipe 7 homonymies are equipped with bracket leading pipe 6.3 on the sidewall of main cylinder 10, and bracket leading pipe 6.3 is communicated with the inner chamber of main cylinder 10.Outer wall in bracket leading pipe 6.3 terminations is fixed with bracket flange 6.2, the vexed plate of bracket 6.1 is flexibly connected (as connected with bolt) on bracket flange 6.2, and water outlet transverse tube 5.8 extend into main cylinder 10 from bracket leading pipe 6.3 inner chamber through the vexed plate 6.1 of bracket is connected with an end of connecting bend 5.7.Vexed plate 6.1 threes of wherein said bracket leading pipe 6.3, bracket flange 6.2 and bracket form fixing clamp, and the vexed plate 6.1 of bracket is bolted on bracket flange 6.2.The vexed plate 6.1 of bracket holds up an end of water outlet transverse tube 5.8 and welds, when needs, movable rows conduit assembly (drain opening seal ring 5.5, soil stack 5.6, connecting bend 5.7, water outlet transverse tube 5.8, the vexed plate 6.1 of bracket) is safeguarded or while changing, it can be pulled down and changed or overhaul from bracket flange 6.2.
be arranged on the sidewall of main cylinder 10 lower ends with the drain pipe 7 of valve, open the valve on drain pipe 7, the dirt in main cylinder 10 can be discharged and be focused on from drain pipe 7.
(as Fig. 1) is fixed with upper head plate 8.1 between the lower end of main cylinder 10 and secondary cylindrical shell 8.3 upper ends, and upper head plate 8.1 is with being that outer wall connects (welding) structure between main cylinder 10, secondary cylindrical shell 8.3.At the outer wall (left side wall and right side wall) of secondary cylindrical shell 8.3, be connected with the steam inlet tube 8.7 of valve with the steam drainage pipe 8.4 of drain valve.The bottom of secondary cylindrical shell 8.3 is fixed with lower end sheet 8.5, and lower end sheet 8.5 is placed on quantity and is more than or equal to 3 the end and supports on 8.6, and each end supports 8.6 can be evenly or non-uniform Distribution.A downside with upper head plate 8.1 that passes the stiffening rib 8.2 of lower end sheet 8.5 center holes is connected mutually, and the other end of stiffening rib 8.2 is connected in the central hole of lower end sheet 8.5.Above-mentioned secondary cylindrical shell 8.3, upper head plate 8.1, lower end sheet 8.5, steam inlet tube 8.7, steam drainage pipe 8.4 and stiffening rib 8.2 form steam heating chamber, this steam heating chamber is arranged on the bottom of the main cylinder 10 of hydathode, makes hydathode can adapt to freezing weather and cold season.The difference of this steam heating chamber and other hydathode is that all weld seams are all at visual range, easy to process, and discovery and Disposal quality defect are easy, and the gas of steam and conveying can not contacted mutually, and the Security of hydathode is guaranteed.
(as Fig. 2,3) installs (connection) in the top of steam heating chamber on the outer wall of main cylinder 10 access opening 9, when there is problem main cylinder 10 inside of hydathode, can open the cover plate on access opening 9, the internal fault of artificial treatment main cylinder 10.
during enforcement, make described a kind of pressure adaptive type gas transmission pipeline continuous drainage device according to accompanying drawing, and be installed to scene.Through feed-water end flange 4.1, hydathode is connected with gas transmission pipeline, the condensed water in gas transmission pipeline can flow into the inner chamber of main cylinder 10 continuously through water inlet standpipe 4.3 like this.When the condensed water that enters main cylinder 10 inner chambers arrives certain altitude (or some), by floating drum body 3, on the floating drum that is positioned at main cylinder 10 inner chambers that floating drum upper head plate 1.4 and floating drum lower end sheet 5.1 form, move, now the guide rod 1.3 on floating drum upper head plate 1.4 also moves up in upper guide sleeve 1.1, the up mobile transition plate 5.3 be connected mutually with floating drum lower end sheet 5.1 that drives of floating drum, lower guide rod 5.4 and sealing column 5.2 synchronously move up, the head that makes sealing column 5.2 that moves up of sealing column 5.2 leaves the drain opening seal ring 5.5 on soil stack 5.6, the drain opening of condensed water in main cylinder 10 on soil stack 5.6 flows out through connecting bend 5.7 inflow water outlet transverse tubes 5.8 discharges and is focused on again.After the water level of the condensed water of main cylinder 10 inner chambers drops to certain absolute altitude, floating drum moves down, and the head of sealing column 5.2 drops on drain opening seal ring 5.5 blocks the drain opening on soil stack 5.6.Floating drum continuously floats and whereabouts, can realize that the condensed water " continuously " in main cylinder 10 inner chambers is constantly emitted, and can guarantee that the gas of carrying does not leak.After operation a period of time, in the bottom of main cylinder 10, may accumulate one deck dirt (mud) when hydathode, the valve of opening on drain pipe 7 allows floating logistics go out, if can not emit, can open access opening 9 and carry out the labor cleaning.Hydathode during for the experience freezing weather, can open steam inlet tube 8.7, allows steam enter the interior heating upper head plate 8.1 of secondary cylindrical shell 8.3, do not allow the interior condensed water of main cylinder 10 freeze.Steam after cooling is through 8.4 discharges of steam drainage pipe.So cycling, just can realize purpose described in the utility model.
Claims (5)
1.
a kind of pressure adaptive type gas transmission pipeline continuous drainage device, comprise guide sleeve (1.1), upper cover plate (1.2), guide rod (1.3), floating drum upper head plate (1.4), fault diagnosis valve (2), floating drum body (3), feed-water end flange (4.1), balance pipe (4.2), water inlet standpipe (4.3), transverse water inlet pipe (4.4), blind plate (4.5), dirt filter (4.6), floating drum lower end sheet (5.1), sealing column (5.2), transition plate (5.3), lower guide rod (5.4), drain opening seal ring (5.5), soil stack (5.6), connecting bend (5.7), water outlet transverse tube (5.8), the vexed plate of bracket (6.1), bracket flange (6.2), bracket leading pipe (6.3), drain pipe (7), upper head plate (8.1), stiffening rib (8.2), secondary cylindrical shell (8.3), steam drainage pipe (8.4), lower end sheet (8.5), (8.6) are supported at the end, steam inlet tube (8.7), peep hole (9) and main cylinder (10), it is characterized in that: lower end sheet (8.5) is placed on quantity and is more than or equal to 3 the end and supports on (8.6), the upper surface of lower end sheet (8.5) is fixed with secondary cylindrical shell (8.3), outer side wall at secondary cylindrical shell (8.3) is connected with respectively steam inlet tube (8.7) and steam drainage pipe (8.4), be fixed with upper head plate (8.1) between the lower end of the same main cylinder in the upper end of secondary cylindrical shell (8.3) (10), downside through the same upper head plate (8.1) of the stiffening rib (8.2) of lower end sheet (8.5) center hole is connected, and the other end of stiffening rib (8.2) is connected in the central hole of lower end sheet (8.5), lower end sidewall at main cylinder (10) is equipped with drain pipe (7), with drain pipe (7) the best, becomes 90 0 outer wall at main cylinder (10) is connected with peep hole (9), select, with drain pipe (7) homonymy, bracket leading pipe (6.3) is housed on the sidewall of main cylinder (10), outer wall in bracket leading pipe (6.3) termination is fixed with bracket flange (6.2), the vexed plate of bracket (6.1) is connected with bracket flange (6.2), the end that water outlet transverse tube (5.8) extend into the same connecting bend of main cylinder (10) inner chamber (5.7) through the vexed plate of bracket (6.1) from bracket leading pipe (6.3) is connected, the lower end of the other end communicated drainage standpipe (5.6) of connecting bend (5.7), the inner wall arrangement of soil stack (5.6) upper end center hole has drain opening seal ring (5.5), the sealing column (5.2) be configured in transition plate (5.3) center hole faces toward the drain opening on soil stack (5.6), soil stack (5.6) position is more than or equal in the space that the inner periphery of 2 lower guide rod (5.4) forms in quantity, and it is upper that lower guide rod (5.4) is assemblied in transition plate (5.3), and transition plate (5.3) is connected with the downside surface of floating drum lower end sheet (5.1), floating drum lower end sheet (5.1) is connected in the lower end of floating drum body (3), and the upper end of floating drum body (3) is fixed with floating drum upper head plate (1.4), in the central hole of floating drum upper head plate (1.4), is furnished with guide rod (1.3), be connected with upper cover plate (1.2) on the top of main cylinder (10), dispose upper guide sleeve (1.1) in the center portion of upper cover plate (1.2), guide rod (1.3) position, in upper guide sleeve (1.1), is equipped with fault diagnosis valve (2) on the upper end outer wall of main cylinder (10), lower end sidewall at main cylinder (10) is equipped with transverse water inlet pipe (4.4), blind plate (4.5) shutoff is arranged in the termination of transverse water inlet pipe (4.4), be provided with dirt filter (4.6) near main cylinder (10) at the inner chamber of transverse water inlet pipe (4.4), outer wall in transverse water inlet pipe (4.4) between dirt filter (4.6) and blind plate (4.5) is equipped with into water standpipe (4.3) and is communicated with, and feed-water end flange (4.1) is equipped with in the upper end of water inlet standpipe (4.3), the balance pipe (4.2) that be equipped with water inlet standpipe (4.3) upper end is communicated with the inner chamber of main cylinder (10).
2.
a kind of pressure adaptive type gas transmission pipeline continuous drainage device according to claim 1, it is characterized in that: the head of sealing column (5.2) is hemisphere or taper shape.
3.
a kind of pressure adaptive type gas transmission pipeline continuous drainage device according to claim 1 is characterized in that: the lower guide rod (5.4) be assemblied on transition plate (5.3) is even or non-uniform Distribution.
4.
a kind of pressure adaptive type gas transmission pipeline continuous drainage device according to claim 1 is characterized in that: main cylinder (10) and secondary cylindrical shell (8.3) are for circular or square.
5.
a kind of pressure adaptive type gas transmission pipeline continuous drainage device according to claim 1 is characterized in that: the buoyancy aid consisted of floating drum body (3), floating drum upper head plate (1.4) and floating drum lower end sheet (5.1) is cylindrical shape, spherical or square tube shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220731741 CN203023804U (en) | 2012-12-27 | 2012-12-27 | Pressure self-adaptive type continuous drainer for gas delivery pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220731741 CN203023804U (en) | 2012-12-27 | 2012-12-27 | Pressure self-adaptive type continuous drainer for gas delivery pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203023804U true CN203023804U (en) | 2013-06-26 |
Family
ID=48647789
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220731741 Expired - Lifetime CN203023804U (en) | 2012-12-27 | 2012-12-27 | Pressure self-adaptive type continuous drainer for gas delivery pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN203023804U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016957A (en) * | 2012-12-27 | 2013-04-03 | 杨笛 | Pressure-adaptive continuous drainer for gas conveying pipeline |
| CN105423133A (en) * | 2015-12-31 | 2016-03-23 | 湖南十一维阀门制造有限公司 | Sensor for gas pipeline drainer |
| CN112815236A (en) * | 2021-01-29 | 2021-05-18 | 邓华平 | Multifunctional water drainage joint |
-
2012
- 2012-12-27 CN CN 201220731741 patent/CN203023804U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016957A (en) * | 2012-12-27 | 2013-04-03 | 杨笛 | Pressure-adaptive continuous drainer for gas conveying pipeline |
| CN103016957B (en) * | 2012-12-27 | 2014-07-23 | 杨笛 | Pressure-adaptive continuous drainer for gas conveying pipeline |
| CN105423133A (en) * | 2015-12-31 | 2016-03-23 | 湖南十一维阀门制造有限公司 | Sensor for gas pipeline drainer |
| CN112815236A (en) * | 2021-01-29 | 2021-05-18 | 邓华平 | Multifunctional water drainage joint |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20140723 |
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| RGAV | Abandon patent right to avoid regrant |