CN111288175A - Electric double-layer ash discharge valve - Google Patents
Electric double-layer ash discharge valve Download PDFInfo
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- CN111288175A CN111288175A CN202010325211.8A CN202010325211A CN111288175A CN 111288175 A CN111288175 A CN 111288175A CN 202010325211 A CN202010325211 A CN 202010325211A CN 111288175 A CN111288175 A CN 111288175A
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- sealing ring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention belongs to the technical field of material conveying application, and particularly discloses an electric double-layer ash discharge valve which comprises a combined type shell, a first valve component and a second valve component, wherein the first valve component and the second valve component are matched with the combined type shell for use. The electric double-layer ash discharge valve has the beneficial effects that: 1. the three-section combined structure completely realizes standardized interchange, only a damaged part needs to be replaced during overhaul, the whole structure does not need to be replaced, and the cost can be greatly reduced; 2. the opening angle is larger than 90 degrees, the direct friction between the materials and the first auxiliary sealing ring and the second auxiliary sealing ring is avoided, the service lives of the first auxiliary sealing ring and the second auxiliary sealing ring are greatly prolonged, and meanwhile, the field maintenance workload is reduced.
Description
Technical Field
The invention belongs to the technical field of material conveying application, and particularly relates to an electric double-layer ash discharge valve.
Background
The ash discharge valve is the main equipment for discharging ash and blowing air of dust-removing equipment and feeding other equipment, is applicable to powdery material and granular material, and can be extensively used in the industrial departments of environmental protection, metallurgy, chemical industry, grain, food and electric power, etc.
The existing double-layer ash discharge valve for the large flue of the sintering machine has poor sealing performance, unstable sealing control operation, inconvenient maintenance and the like, can not meet the use requirement of sealing discharge control of the large flue of the sintering machine,
based on the problems, the invention provides an electric double-layer ash discharge valve.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide an electric double-layer ash discharge valve which is reasonable in structural design, stable in working state, capable of realizing accurate discharge sealing control, excellent in sealing performance and convenient to assemble and maintain.
The technical scheme is as follows: the invention provides an electric double-layer ash discharging valve which consists of a combined shell, a first valve component and a second valve component, wherein the first valve component and the second valve component are matched with the combined shell; the combined type shell comprises a first shell, a second shell, a third shell, a feeding hole and a discharging hole which are respectively arranged on the first shell and the third shell, a first positioning flange and a second positioning flange which are respectively arranged on the first shell and the third shell, a third positioning flange and a fourth positioning flange which are arranged on the second shell and are respectively matched with the first positioning flange and the second positioning flange, and a plurality of first positioning bolts and a plurality of second positioning bolts which are respectively and fixedly connected with the first positioning flange, the second positioning flange, the third positioning flange and the fourth positioning flange; the first valve component comprises first sealing covers symmetrically arranged on the inner walls of two sides of the first shell, first bearing seats respectively arranged in the first sealing covers, first sealing rotating rods with two ends respectively penetrating through the first bearing seats, a first speed reducer arranged on the outer wall of one side of the first shell and connected with the first sealing rotating rods, and a first rotary supporting arm arranged in the first shell and with one end connected with the first sealing rotating rods, one end of the first rotary supporting arm is provided with a first positioning hole matched with the first sealing rotating rod for use, a first ball head positioning hole arranged in the first rotary supporting arm, a first ball head connected with the first ball head positioning hole, a first sealing ring arranged on the inner wall of the top of the first shell, a first ball head fixing block matched with the first ball head for use, and a first auxiliary sealing ring connected with the first ball head fixing block through a plurality of first fixing block positioning bolts; the second valve component comprises second sealing covers symmetrically arranged on the inner walls of two sides of a second shell, second bearing seats respectively arranged in the second sealing covers, second sealing rotating rods with two ends respectively penetrating through the second bearing seats, a second speed reducer arranged on the outer wall of one side of the second shell and connected with the second sealing rotating rods, a second rotating supporting arm arranged in the second shell and with one end connected with the second sealing rotating rods, wherein one end of the second rotating supporting arm is provided with a second positioning hole matched with the second sealing rotating rods, a second ball head positioning hole arranged in the second rotating supporting arm, a second ball head connected with the second ball head positioning hole, a material guide ring arranged on the inner wall of the second shell, a circular sealing block arranged on the end face of the bottom end of the material guide ring, a second sealing ring arranged on one side of the circular sealing block, and a second ball head fixing block matched with the second ball head, and a second auxiliary sealing ring connected with the second ball head fixing block through a plurality of second fixing block positioning bolts.
This technical scheme, electronic double-deck unloading valve still including setting up the fixed orifices on first shell, and install the material level sensor on the fixed orifices.
This technical scheme, electronic double-deck unloading valve still includes a set of first bar cross brace board that sets up on first rotatory support arm, and sets up respectively at two sets of first vertical support lift positioning screw at a set of first bar cross brace board both ends, and sets up respectively at two sets of first vertical support lift positioning screw on first locking regulation lock nut, wherein, first speed reducer is greater than 90 through the rotatory angle of first supplementary sealing washer of first sealed bull stick, first rotatory support arm control.
This technical scheme, electronic double-deck unloading valve still including setting up a set of second bar cross support board on the rotatory support arm of second, and set up respectively and erect at two sets of seconds at a set of second bar cross support board both ends and support lift positioning screw, and set up respectively and erect at two sets of seconds and support the second locking on the lift positioning screw and adjust lock nut, wherein, the second speed reducer is greater than 90 through the rotatory angle of the sealed bull stick of second, the rotatory support arm control second auxiliary seal circle.
According to the technical scheme, the first sealing ring, the first auxiliary sealing ring, the second sealing ring and the second auxiliary sealing ring are all arranged to be of a circular structure, and the diameters of the first sealing ring, the first auxiliary sealing ring, the second auxiliary sealing ring and the second auxiliary sealing ring are the same.
According to the technical scheme, the electric double-layer ash discharge valve further comprises a manual sealing type flat gate arranged on the feeding hole.
This technical scheme, electronic double-deck unloading valve still includes the sealed recess of dovetail that sets up respectively in first sealing washer, second sealing washer one side, and set up respectively in first supplementary sealing washer, the supplementary sealing washer of second one side and with the sealed protruding circle of dovetail that cooperatees and use of dovetail.
According to the technical scheme, the electric double-layer ash discharge valve further comprises grooves respectively arranged in one surface of the dovetail-shaped sealing convex ring, wherein the grooves are of a V-shaped structure or a trapezoidal structure.
This technical scheme, electronic double-deck unloading valve still includes and sets up respectively in first sealing washer, second sealing washer one side and lie in the outer circular boss circle of the sealed recess of dovetail.
According to the technical scheme, the material guide ring is of a conical structure.
Compared with the prior art, the electric double-layer ash discharge valve has the beneficial effects that: 1. the three-section combined structure completely realizes standardized interchange, only a damaged part needs to be replaced during overhaul, the whole structure does not need to be replaced, and the cost can be greatly reduced; 2. the dovetail-shaped sealing convex ring and the groove are made of wear-resistant and high-temperature-resistant silicon rubber, and are in linear contact sealing with the first auxiliary sealing ring and the second auxiliary sealing ring, namely, the dovetail-shaped sealing convex ring and the groove do not move relative to the first auxiliary sealing ring and the second auxiliary sealing ring, and have no friction with materials, so that the service life is long; 3. the opening angle is larger than 90 degrees, the direct friction between the materials and the first auxiliary sealing ring and the second auxiliary sealing ring is avoided, the service lives of the first auxiliary sealing ring and the second auxiliary sealing ring are greatly prolonged, and meanwhile, the field maintenance workload is reduced.
Drawings
FIG. 1 is a schematic structural view of an electric double-layer cinder valve of the present invention;
FIGS. 2 and 3 are partially enlarged schematic views of an electric double-deck cindervalve according to the present invention;
FIG. 4 is a schematic side view of an electric double layer cinder valve of the present invention;
FIGS. 5 and 6 are enlarged views of a portion of FIG. 4 of an electric double layer ash discharge valve according to the present invention;
fig. 7 is a schematic view of the electric double-layer ash discharge valve of the invention, which is partially enlarged at the position I in fig. 4 or 5.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
Examples
An electric double-layer ash discharging valve as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 is composed of a combined type shell, a first valve component and a second valve component which are matched with the combined type shell; the combined type shell comprises a first shell 1, a second shell 3, a third shell 9, a feeding hole 11 and a discharging hole 10 which are respectively arranged on the first shell 1 and the third shell 9, a first positioning flange 2 and a second positioning flange 7 which are respectively arranged on the first shell 1 and the third shell 9, a third positioning flange 4 and a fourth positioning flange 6 which are arranged on the second shell 3 and are respectively matched with the first positioning flange 2 and the second positioning flange 7 for use, and a plurality of first positioning bolts 5 and a plurality of second positioning bolts 8 which are respectively fixedly connected with the first positioning flange 2, the second positioning flange 7, the third positioning flange 4 and the fourth positioning flange 6; the first valve component comprises first sealing covers 12 symmetrically arranged on the inner walls of two sides of a first shell 1, first bearing seats 13 respectively arranged in the first sealing covers 12, first sealing rotating rods 14 with two ends respectively penetrating through the first bearing seats 13, a first speed reducer 15 arranged on the outer wall of one side of the first shell 1 and connected with the first sealing rotating rods 14, a first rotating supporting arm 16 arranged in the first shell 1 and with one end connected with the first sealing rotating rods 14, wherein one end of the first rotating supporting arm 16 is provided with a first positioning hole 26 matched with the first sealing rotating rods 14, a first ball positioning hole 30 arranged in the first rotating supporting arm 16, a first ball 31 connected with the first ball positioning hole 30, a first sealing ring 34 arranged on the inner wall of the top of the first shell 1, and a first ball fixing block 33 matched with the first ball 31, the first auxiliary sealing ring 32 is connected with the first ball head fixing block 33 through a plurality of first fixing block positioning bolts 50; the second valve assembly comprises second sealing covers 17 symmetrically arranged on the inner walls of the two sides of the second housing 3, second bearing seats 18 respectively arranged in the second sealing covers 3, second sealing rotating rods 19 with two ends respectively penetrating through the second bearing seats 18, a second speed reducer 20 arranged on the outer wall of one side of the second housing 3 and connected with the second sealing rotating rods 19, second rotating supporting arms 21 arranged in the second housing 3 and with one ends connected with the second sealing rotating rods 19, wherein one ends of the second rotating supporting arms 21 are provided with second positioning holes 38 matched with the second sealing rotating rods 19, second ball positioning holes 39 arranged in the second rotating supporting arms 21, second balls 40 connected with the second ball positioning holes 39, material guiding rings 23 arranged on the inner walls of the second housing 2, and circular sealing blocks 35 arranged on the end faces of the bottom ends of the material guiding rings 23, the second sealing ring 36 is arranged on one surface of the circular sealing block 35, the second ball head fixing block 41 is matched with the second ball head 40, and the second auxiliary sealing ring 43 is connected with the second ball head fixing block 41 through a plurality of second fixing block positioning bolts 42.
Further preferably, the electric double-layer cinder valve further comprises a fixing hole 22 formed in the first shell 1 and a material level sensor 25 mounted on the fixing hole 22, and is used for being matched with the PLC remote control component to realize intelligent control.
Further preferably, the electric double-layer cindervalve further comprises a group of first strip-shaped transverse support plates 29 arranged on the first rotary support arm 16, two groups of first vertical support lifting positioning screws 28 respectively arranged at two ends of the group of first strip-shaped transverse support plates 29, and first locking adjusting locking nuts 27 respectively arranged on the two groups of first vertical support lifting positioning screws 28, wherein the first speed reducer 15 controls the rotation angle of the first auxiliary sealing ring 32 to be larger than 90 degrees through the first sealing rotating rod 14 and the first rotary support arm 16; and the electric double-layer unloading valve also comprises a group of second strip-shaped transverse support plates 44 arranged on the second rotary support arm 21, two groups of second vertical support lifting positioning screw rods 45 respectively arranged at two ends of the group of second strip-shaped transverse support plates 44, and second locking adjusting locking nuts 46 respectively arranged on the two groups of second vertical support lifting positioning screw rods 45, wherein the second speed reducer 20 controls the rotation angle of the second auxiliary sealing ring 43 to be larger than 90 degrees through the second sealing rotating rod 19 and the second rotary support arm 21.
Further preferably, the first sealing ring 34, the first auxiliary sealing ring 32, the second sealing ring 36 and the second auxiliary sealing ring 43 are all provided with circular structures, and have the same diameter and size; and the electric double-layer ash discharge valve also comprises a manual sealing type flat gate 24 arranged on the feed port 11.
Further preferably, the electric double-layer cinder valve further comprises a dovetail-shaped sealing groove 47 respectively arranged in one surface of the first sealing ring 34 and the second sealing ring 36, and a dovetail-shaped sealing convex ring 48 respectively arranged on one surface of the first auxiliary sealing ring 32 and the second auxiliary sealing ring 43 and matched with the dovetail-shaped sealing groove 47 for use; the electric double-layer ash discharge valve also comprises grooves 49 which are respectively arranged in one surface of the dovetail-shaped sealing convex ring 48, wherein the grooves 49 are arranged in a V-shaped structure or a trapezoidal structure; and the electric double-layer ash discharge valve also comprises a circular boss ring 37 which is respectively arranged on one surface of the first sealing ring 34 and one surface of the second sealing ring 36 and is positioned on the outer layer of the dovetail-shaped sealing groove 47, the structural design can compensate gaps among the first sealing ring 34, the second sealing ring 36, the first auxiliary sealing ring 32 and the second auxiliary sealing ring 43 when the valve is closed, no material leakage phenomenon exists, the dovetail-shaped sealing boss ring 48 is positioned in the dovetail-shaped sealing groove 47 without abrasion, and meanwhile, the circular boss ring 37 realizes the material shoveling action when in a sealing motion state, namely, the material is blocked firstly, the dovetail-shaped sealing boss ring 48 is blocked for protection, the deformation of the dovetail-shaped sealing boss ring 48 can be effectively controlled, and reliable and stable sealing is completed.
The electric double-layer ash discharge valve with the structure is characterized in that the material guide ring 23 is of a conical structure, unloading is facilitated, the material is 16Mn, the thickness is 18mm, the conical section is not easy to damage, and maintenance is reduced.
During the working process of the electric double-layer ash discharge valve with the structure, the manual sealing type flat gate 24 on the feed port 11 is in a normally open state during normal work, at the moment, the first speed reducer 15 controls the first sealing ring 34 and the first auxiliary sealing ring 32 to be in a controlled opening state through the first sealing rotating rod 14 and the first rotating supporting arm 16, the second speed reducer 20 controls the second sealing ring 36 and the second auxiliary sealing ring 43 to be in a controlled sealing state through the second sealing rotating rod 19 and the second rotating supporting arm 21, and the whole structure moves under the negative pressure sealing working condition of a large flue of a sintering machine; when powder materials fall down and are accumulated in a storage bin between the first shell 1 and the second shell 3 in operation, when the materials are accumulated to a pre-control position monitored by the material level sensor 25, the PLC remote control component controls the first speed reducer 15 to complete closing and sealing states through the first sealing rotating rod 14, the first rotary supporting arm 16 controls the first sealing ring 34 and the first auxiliary sealing ring 32, and then controls the second speed reducer 20 to complete opening and sealing states through the second sealing rotating rod 19, the second rotary supporting arm 21 controls the second sealing ring 36 and the second auxiliary sealing ring 43 for discharging.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the invention and these modifications should also be considered as the protection scope of the invention.
Claims (10)
1. The utility model provides an electronic double-deck unloading valve which characterized in that: the valve consists of a combined shell, a first valve component and a second valve component which are matched with the combined shell for use; the combined type shell comprises a first shell (1), a second shell (3), a third shell (9), a feeding hole (11) and a discharging hole (10) which are respectively arranged on the first shell (1) and the third shell (9), a first positioning flange (2) and a second positioning flange (7) which are respectively arranged on the first shell (1) and the third shell (9), a third positioning flange (4) and a fourth positioning flange (6) which are arranged on the second shell (3) and are respectively matched with the first positioning flange (2) and the second positioning flange (7) for use, and a plurality of first positioning bolts (5) and a plurality of second positioning bolts (8) which are respectively fixedly connected with the first positioning flange (2), the second positioning flange (7), the third positioning flange (4) and the fourth positioning flange (6); the first valve component comprises first sealing covers (12) symmetrically arranged on the inner walls of two sides of a first shell (1), first bearing seats (13) respectively arranged in the first sealing covers (12), first sealing rotating rods (14) with two ends respectively penetrating through the first bearing seats (13), a first speed reducer (15) arranged on the outer wall of one side of the first shell (1) and connected with the first sealing rotating rods (14), a first rotating supporting arm (16) arranged in the first shell (1) and with one end connected with the first sealing rotating rods (14), wherein one end of the first rotating supporting arm (16) is provided with a first positioning hole (26) matched with the first sealing rotating rods (14) for use, a first ball head positioning hole (30) arranged in the first rotating supporting arm (16), and a first ball head (31) connected with the first ball head positioning hole (30), the first sealing ring (34) is arranged on the inner wall of the top of the first shell (1), the first ball head fixing block (33) is matched with the first ball head (31) for use, and the first auxiliary sealing ring (32) is connected with the first ball head fixing block (33) through a plurality of first fixing block positioning bolts (50); the second valve component comprises second sealing covers (17) symmetrically arranged on the inner walls of two sides of a second shell (3), second bearing seats (18) respectively arranged in the second sealing covers (3), second sealing rotating rods (19) with two ends respectively penetrating through the second bearing seats (18), a second speed reducer (20) arranged on the outer wall of one side of the second shell (3) and connected with the second sealing rotating rods (19), and second rotating supporting arms (21) arranged in the second shell (3) and with one ends connected with the second sealing rotating rods (19), wherein one ends of the second rotating supporting arms (21) are provided with second positioning holes (38) matched with the second sealing rotating rods (19) for use, second ball head positioning holes (39) arranged in the second rotating supporting arms (21), and second ball heads (40) connected with the second ball head positioning holes (39), and the guide ring (23) is arranged on the inner wall of the second shell (2), the round sealing block (35) is arranged on the end face of the bottom end of the guide ring (23), the second sealing ring (36) is arranged on one surface of the round sealing block (35), the second ball head fixing block (41) is matched with the second ball head (40) for use, and the second auxiliary sealing ring (43) is connected with the second ball head fixing block (41) through a plurality of second fixing block positioning bolts (42).
2. An electric double-deck cindervalve according to claim 1, characterized in that: the electric double-layer ash discharge valve further comprises a fixing hole (22) formed in the first shell (1) and a material level sensor (25) installed on the fixing hole (22).
3. An electric double-deck cindervalve according to claim 2, characterized in that: the electric double-layer ash discharge valve further comprises a set of first strip-shaped transverse support plates (29) arranged on the first rotary support arms (16), two sets of first vertical support lifting positioning screw rods (28) respectively arranged at two ends of the set of first strip-shaped transverse support plates (29), and first locking adjusting locking nuts (27) respectively arranged on the two sets of first vertical support lifting positioning screw rods (28), wherein the first speed reducer (15) controls the rotation angle of the first auxiliary sealing ring (32) to be larger than 90 degrees through the first sealing rotating rod (14) and the first rotary support arms (16).
4. An electric double-deck cindervalve according to claim 1 or 3, characterized in that: the electric double-layer ash discharging valve further comprises a set of second strip-shaped transverse support plates (44) arranged on the second rotary support arms (21), two sets of second vertical support lifting positioning screws (45) respectively arranged at two ends of the set of second strip-shaped transverse support plates (44), and second locking adjusting locking nuts (46) respectively arranged on the two sets of second vertical support lifting positioning screws (45), wherein the second speed reducer (20) controls the rotation angle of the second auxiliary sealing ring (43) to be larger than 90 degrees through the second sealing rotating rod (19) and the second rotary support arms (21).
5. An electric double-deck cindervalve according to claim 1, characterized in that: the first sealing ring (34), the first auxiliary sealing ring (32), the second sealing ring (36) and the second auxiliary sealing ring (43) are all set to be circular structures, and the diameters and the sizes are the same.
6. An electric double-deck cindervalve according to claim 4, characterized in that: the electric double-layer ash discharge valve also comprises a manual sealing type flat gate (24) arranged on the feed port (11).
7. An electric double-deck cindervalve according to claim 6, characterized in that: the electric double-layer ash discharge valve further comprises a dovetail-shaped sealing groove (47) which is respectively arranged in one surface of the first sealing ring (34) and the second sealing ring (36), and a dovetail-shaped sealing convex ring (48) which is respectively arranged on one surface of the first auxiliary sealing ring (32) and the second auxiliary sealing ring (43) and is matched with the dovetail-shaped sealing groove (47) for use.
8. An electric double-deck cindervalve according to claim 7, characterized in that: the electric double-layer ash discharge valve further comprises grooves (49) which are respectively arranged in one surface of the dovetail-shaped sealing convex ring (48), wherein the grooves (49) are of a V-shaped structure or a trapezoidal structure.
9. An electric double-deck cindervalve according to claim 8, characterized in that: the electric double-layer ash discharge valve further comprises circular boss rings (37) which are respectively arranged on one surfaces of the first sealing ring (34) and the second sealing ring (36) and are positioned on the outer layer of the dovetail-shaped sealing groove (47).
10. An electric double-deck cindervalve according to claim 1, characterized in that: the material guide ring (23) is arranged to be of a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010325211.8A CN111288175A (en) | 2020-04-23 | 2020-04-23 | Electric double-layer ash discharge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010325211.8A CN111288175A (en) | 2020-04-23 | 2020-04-23 | Electric double-layer ash discharge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111288175A true CN111288175A (en) | 2020-06-16 |
Family
ID=71030397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010325211.8A Pending CN111288175A (en) | 2020-04-23 | 2020-04-23 | Electric double-layer ash discharge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111288175A (en) |
-
2020
- 2020-04-23 CN CN202010325211.8A patent/CN111288175A/en active Pending
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