CN111306313A - High-abrasion-resistance aluminum oxide zirconium copper gold iron tailing pulp valve - Google Patents
High-abrasion-resistance aluminum oxide zirconium copper gold iron tailing pulp valve Download PDFInfo
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- CN111306313A CN111306313A CN202010165836.2A CN202010165836A CN111306313A CN 111306313 A CN111306313 A CN 111306313A CN 202010165836 A CN202010165836 A CN 202010165836A CN 111306313 A CN111306313 A CN 111306313A
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- valve
- main part
- main body
- valve plate
- iron tailing
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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
- F16K3/0272—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 permitting easy assembly or disassembly
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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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
- F16K3/0227—Packings
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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
- 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
- F16K3/316—Guiding of the slide
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a high-abrasion-resistance alumina zirconium copper gold iron tailing pulp valve, and relates to the field of mining valve bodies. This high resistant wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve includes valve liner main part, valve body main part and valve plate main part, and the quantity of valve body main part is two sets of, and the valve plate main part slides in the inside of valve liner main part, and the outside of valve liner main part has cup jointed filler main part and gland main part, and the gland main part passes through bolt fixed connection at the upper surface of two sets of valve body main parts, and the top of valve plate main part is equipped with elevating system. This high wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve of nai grinding is full latus rectum trip valve, opens inside the valve plate main part promotes the valve pocket completely of back, the valve plate main part not with the direct front contact of medium, avoided the valve plate main part to cause wearing and tearing, the inside lining adopts whole pouring polyurethane elastomer, provides ultralong wear-resisting life, valve liner main part and valve plate main part are convenient for change for can in time change assurance valve normal use after the valve uses for a long time and wearing and tearing.
Description
Technical Field
The invention relates to the technical field of mining valve bodies, in particular to a high-abrasion-resistance alumina zirconium copper gold iron tailing pulp valve.
Background
In the fields of mining industry, coal slime separation, papermaking slag discharge, electric power, flue gas desulfurization, fuel conveying, sand-water mixture transportation, sewage treatment and the like, a stop valve is frequently required to be used between a pipeline and a pipeline, and the on-off control is convenient to carry out during material transportation.
The invention discloses a high-abrasion-resistance alumina zirconium copper gold iron tailing ore pulp valve, which aims to solve the problems that the conventional valve cut-off valve can not completely lift a valve plate into a valve cavity, so that the valve plate can be in direct front contact with a medium, the valve plate is abraded due to medium erosion, the valve plate and a valve liner are easily damaged after a long time, the service life of the lining of the conventional cut-off valve is short, the cut-off valve needs to be replaced when the valve plate and the valve liner are damaged, the operation is complex, time and labor are wasted, and the normal use of the valve cannot be timely guaranteed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention discloses a high-abrasion-resistance alumina zirconium copper gold iron tailing pulp valve, which aims to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: high resistant wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve, including valve liner main part, valve body main part and valve plate main part, the quantity of valve body main part is two sets of, and is two sets of can fix the valve liner main part inside it after the valve body main part closes, the valve plate main part slides in the inside of valve liner main part, filler main part and gland main part have been cup jointed to the outside of valve liner main part, the gland main part passes through the upper surface of bolt fixed connection at two sets of valve body main parts, the top of valve plate main part is equipped with elevating system.
Preferably, the top of the valve liner main body is fixedly connected with a clamping block, the top of the clamping block is fixedly connected with a clamping strip, the side wall of the valve body main body is provided with a clamping pipe groove, and two ends of the valve liner main body are tubular openings and are clamped in the clamping pipe groove.
Preferably, the side wall of the valve body main body is provided with a first clamping groove corresponding to the clamping block, the side wall of the valve body main body is further provided with a second clamping groove corresponding to the clamping strip, and the first clamping groove and the second clamping groove are located above the clamping pipe groove.
Preferably, the valve plate slide groove corresponding to the valve plate main body is formed in the valve liner main body, the clamping block and the clamping strip, and the valve plate main body is connected in the valve plate slide groove in a sliding mode.
Preferably, elevating system includes the support main part, the quantity of support main part is two sets of, and is two sets of the support main part is all through bolt fixed connection at the upper surface of two sets of valve body main parts, and is two sets of the top fixedly connected with fixed plate of support main part, the top fixedly connected with bearing frame of fixed plate, fixedly connected with bearing main part in the bearing frame, the axle center department of bearing main part is equipped with the valve rod main part.
Preferably, the axis department fixedly connected with of fixed plate and the valve rod nut that the valve rod bulk phase corresponds, valve rod bulk phase and valve rod nut threaded connection, the bottom of valve rod bulk phase rotates and is connected with the valve plate connecting block, the top fixedly connected with hand wheel of valve rod bulk phase.
Preferably, the bottom of valve plate connecting block is seted up the draw-in groove that corresponds with the valve plate main part, the bottom fixedly connected with commentaries on classics piece of valve rod main part, the upper surface of valve plate connecting block is seted up and is changeed the groove corresponding with the commentaries on classics piece, two sets of mounting holes have been seted up to the lateral wall top of valve plate main part, the round hole that corresponds with the mounting hole has been seted up to the both sides of draw-in groove, the valve plate connecting block passes through the bolt and fixes with the.
Preferably, the two sides of the gland main body are provided with grooves corresponding to the support main body, and the side wall of the support main body is attached to the side wall of the gland main body.
Preferably, the side walls of the two groups of valve body main bodies are provided with a plurality of groups of openings corresponding to the bolts, and the two groups of valve body main bodies are fixedly connected through the bolts.
The invention discloses a high-abrasion-resistance alumina zirconium copper gold iron tailing pulp valve which has the following beneficial effects:
1. this high wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve, this valve is full latus rectum trip valve, open inside the valve pocket of back valve plate main part promotion completely, the valve plate main part does not directly openly contact with the medium, avoided the valve plate main part to receive the medium to erode and cause wearing and tearing, can reach positive full pressure zero leakage, reverse no less than 50% pressure reflux zero leakage, the inside lining adopts whole pouring polyurethane elastomer, provide the wear-resisting life of overlength, valve lining main part and valve plate main part are convenient for change, make the valve use for a long time and can in time change after wearing and tearing guarantee valve normal use.
2. This high wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve that resists wearing, the filler main part adopts the wear-resisting natural rubber of whole moulding belt oblique angle design, and embedded self-lubricating PTFE has reduced the frictional resistance between filler main part and the valve plate main part when guaranteeing sealed to the overlength life is provided.
3. This high wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve, elevating system easy operation is convenient, labour saving and time saving, and the valve plate connecting block that the bottom set up is convenient for transmit the power of exerting on the hand wheel to the valve plate main part to through the fixed mode of draw-in groove and bolt, realized being convenient for overhaul the valve plate connecting block and change, satisfy user's demand.
4. This high wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve, the bearing main part through setting up can guarantee that the valve rod main part is when rotating, and the bearing capacity reinforcing of valve rod main part in fixed plate and bearing frame to can ensure that the inner chamber is put at the valve body central point, and can reduce the huge shearing force in the flashboard switch.
5. This high resistant wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve presss from both sides the valve liner main part between it through setting up two sets of valve body main parts, has realized the protection and the reinforcement to the valve liner main part, and through the bolt fastening in addition, can guarantee two sets of valve body main parts convenient to detach for the valve body main part is convenient for separate with the valve liner main part, has realized being convenient for to change and maintain the valve liner main part.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view of a valve plate connecting block of the present invention;
FIG. 4 is a cross-sectional view of the valve liner body of the present invention;
FIG. 5 is a schematic view of the main structure of the valve body of the present invention;
FIG. 6 is a view showing the structure of the main body of the packing of the present invention.
In the figure: 1. a valve liner body; 2. clamping a block; 201. clamping the strip; 3. a valve body main body; 301. clamping the pipe groove; 302. a first clamping groove; 303. a second clamping groove; 4. a valve plate main body; 401. mounting holes; 5. a gland body; 6. a filler body; 7. a stent body; 8. a valve plate connecting block; 801. a card slot; 802. rotating the groove; 9. a valve stem body; 901. rotating the block; 10. a fixing plate; 11. a valve stem nut; 12. a hand wheel; 13. a valve plate chute; 14. a bearing seat; 1401. a bearing body.
Detailed Description
The embodiment of the invention provides a high-abrasion-resistance alumina zirconium copper gold iron tailing ore pulp valve, which comprises a valve liner main body 1, valve body main bodies 3 and a valve plate main body 4, wherein the number of the valve body main bodies 3 is two, the valve liner main bodies 1 can be fixed in the two groups of valve body main bodies 3 after the two groups of valve body main bodies are closed, the valve plate main body 4 slides in the valve liner main body 1, a filler main body 6 and a gland main body 5 are sleeved outside the valve liner main body 1, the gland main body 5 is fixedly connected to the upper surfaces of the two groups of valve body main bodies 3 through bolts, a lifting mechanism is arranged at the top of the valve plate main body 4, the valve is a full-diameter cut-off valve, the valve plate main body 4 is completely lifted into a valve cavity after being opened, the valve plate main body 4 is not in direct front contact with a medium, the abrasion of the valve plate main body 4 caused by the scouring of, the inside lining adopts whole pouring polyurethane elastomer, provides the wear-resisting life of overlength, and valve plate main part 4 is convenient for change for can in time change after the valve is used for a long time and wearing and tearing and guarantee valve normal use.
The filler main body 6 adopts the wear-resisting natural rubber of whole mould pressing belt oblique angle design, and embedded self-lubricating PTFE has reduced the frictional resistance between filler main body 6 and valve plate main body 4 when guaranteeing to seal to provide overlength life, the filler main body 6 normal use is 8 months, can realize that the on-the-spot area is pressed and is changed on line.
The top fixedly connected with of valve liner main part 1 clamps piece 2, the top fixedly connected with of clamping piece 2 clamps strip 201, chucking grooving 301 has been seted up to the lateral wall of valve body main part 3, the both ends of valve liner main part 1 are tubulose opening and joint in chucking grooving 301, the lateral wall of valve body main part 3 is seted up and is clamped the first groove 302 that clamps that the piece 2 corresponds with clamping, the lateral wall of valve body main part 3 is still seted up and is clamped the groove 303 with clamping strip 201 corresponding second, first clamp groove 302 clamps the groove 303 with the second and is located the top of chucking grooving 301, the valve liner main part 1 that sets up is convenient for dismantle, consequently when valve liner main part 1 weares and teares seriously after long-time use, can in time change it, guarantee valve normal use.
Elevating system includes support main part 7, the quantity of support main part 7 is two sets of, two sets of support main part 7 all are at the upper surface of two sets of valve body main parts 3 through bolt fixed connection, the top fixedly connected with fixed plate 10 of two sets of support main parts 7, the top fixedly connected with bearing frame 14 of fixed plate 10, fixedly connected with bearing main part 1401 in the bearing frame 14, the axle center department of bearing main part 1401 is equipped with valve rod main part 9, can guarantee valve rod main part 9 when rotating through the bearing main part 1401 that sets up, the bearing capacity reinforcing of valve rod main part 9 in fixed plate 10 and bearing frame 14, and can ensure the inner chamber and put at the valve body central point, and can reduce the huge shearing force in the flash.
This elevating system easy operation is convenient, labour saving and time saving, and the valve plate connecting block 8 that the bottom set up is convenient for transmit the power of exerting on hand wheel 12 to valve plate main part 4 to through the fixed mode of draw-in groove 801 and bolt, realized being convenient for overhaul valve plate connecting block 8 and change, satisfy the user demand.
The central axis of fixed plate 10 department fixedly connected with and the corresponding valve rod nut 11 of valve rod main part 9, valve rod main part 9 and the 11 threaded connection of valve rod nut, the bottom of valve rod main part 9 is rotated and is connected with valve plate connecting block 8, and the top fixedly connected with hand wheel 12 of valve rod main part 9 is convenient for rotate valve rod main part 9 through the hand wheel 12 that sets up.
The bottom of valve plate connecting block 8 has been seted up with the corresponding draw-in groove 801 of valve plate main part 4, the bottom fixedly connected with of valve rod main part 9 changes the piece 901, the upper surface of valve plate connecting block 8 has been seted up with changeing the corresponding commentaries on classics groove 802 of piece 901, two sets of mounting holes 401 have been seted up to the lateral wall top of valve plate main part 4, the both sides of draw-in groove 801 have been seted up with the corresponding round hole of mounting hole 401, valve plate connecting block 8 passes through the bolt and is fixed with.
The both sides of gland main part 5 have been seted up with the corresponding recess of support main part 7, the lateral wall of support main part 7 and the lateral wall of gland main part 5 are laminated mutually, and support main part 7 has realized fixing fixed plate 10 and valve body main part 3.
The lateral wall of two sets of valve body main parts 3 has been seted up the trompil that the multiunit corresponds with the bolt, through bolt fixed connection between two sets of valve body main parts 3, through setting up two sets of valve body main parts 3 with valve liner main part 1 clamp between it, realized the protection and the reinforcement to valve liner main part 1, pass through the bolt fastening in addition, can guarantee two sets of valve body main parts 3 convenient to detach for valve body main part 3 is convenient for separate with valve liner main part 1, realized being convenient for change and maintain valve liner main part 1.
The working principle is as follows: when the user uses, rotatable hand wheel 12 carries out the lift of valve plate main part 4, and then realizes closing and opening of valve, after rotating hand wheel 12, it drives valve rod main part 9 and rotates in valve rod nut 11 to rotate hand wheel 12, valve rod main part 9 and then along valve rod nut 11's inside at vertical direction upward spiral shell screwing in, valve rod main part 9 drives valve plate connecting block 8 through changeing piece 901 and makes progress or downstream, valve plate connecting block 8 drives valve plate main part 4 and slides in valve plate spout 13, packing main part 6 and gland main part 5.
This valve is full latus rectum trip valve, open inside the valve pocket that back valve plate main part 4 promotes completely, valve plate main part 4 is not directly openly contacted with the medium, avoided valve plate main part 4 to be washed away and cause wearing and tearing by the medium, can reach positive full pressure zero leakage, reverse not more than 50% pressure backflow zero leakage, the inside lining adopts whole pouring polyurethane elastomer, provide overlength wear-resisting life, valve lining main part 1 and valve plate main part 4 are convenient for change, make the valve use for a long time and can in time change after wearing and tearing guarantee valve normal use.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. High resistant wear-resisting aluminium oxide zirconium copper gold iron tailing ore pulp valve, including valve liner main part (1), valve body main part (3) and valve plate main part (4), its characterized in that: the quantity of valve body main part (3) is two sets of, and is two sets of can fix valve liner main part (1) inside it after valve body main part (3) close, valve plate main part (4) slide in the inside of valve liner main part (1), filler main part (6) and gland main part (5) have been cup jointed to the outside of valve liner main part (1), gland main part (5) are through the upper surface of bolt fixed connection in two sets of valve body main parts (3), the top of valve plate main part (4) is equipped with elevating system.
2. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the valve liner is characterized in that a clamping block (2) is fixedly connected to the top of the valve liner main body (1), a clamping strip (201) is fixedly connected to the top of the clamping block (2), a clamping pipe groove (301) is formed in the side wall of the valve body main body (3), and two ends of the valve liner main body (1) are tubular openings and are clamped in the clamping pipe groove (301).
3. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the side wall of the valve body main body (3) is provided with a first clamping groove (302) corresponding to the clamping block (2), the side wall of the valve body main body (3) is further provided with a second clamping groove (303) corresponding to the clamping strip (201), and the first clamping groove (302) and the second clamping groove (303) are located above the clamping pipe groove (301).
4. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the valve plate is characterized in that a valve plate sliding groove (13) corresponding to the valve plate main body (4) is formed in the valve liner main body (1), the clamping block (2) and the clamping strip (201), and the valve plate main body (4) is connected in the valve plate sliding groove (13) in a sliding mode.
5. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the lifting mechanism comprises a support main body (7), the number of the support main body (7) is two, the support main body (7) is connected to the upper surfaces of the two valve body main bodies (3) through bolts, the top of the support main body (7) is fixedly connected with a fixing plate (10), the top of the fixing plate (10) is fixedly connected with a bearing seat (14), a bearing main body (1401) is fixedly connected into the bearing seat (14), and a valve rod main body (9) is arranged at the axis of the bearing main body (1401).
6. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 5 is characterized in that: the valve rod fixing device is characterized in that a valve rod nut (11) corresponding to a valve rod main body (9) is fixedly connected to the central axis of the fixing plate (10), the valve rod main body (9) is in threaded connection with the valve rod nut (11), a valve plate connecting block (8) is connected to the bottom of the valve rod main body (9) in a rotating mode, and a hand wheel (12) is fixedly connected to the top of the valve rod main body (9).
7. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 6 is characterized in that: the bottom of valve plate connecting block (8) has been seted up with corresponding draw-in groove (801) of valve plate main part (4), the bottom fixedly connected with of valve rod main part (9) changes piece (901), the upper surface of valve plate connecting block (8) has been seted up with changeing corresponding commentaries on classics groove (802) of piece (901), two sets of mounting hole (401) have been seted up to the lateral wall top of valve plate main part (4), the round hole corresponding with mounting hole (401) has been seted up to the both sides of draw-in groove (801), valve plate connecting block (8) are fixed with valve plate main part (4) through the bolt.
8. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the gland is characterized in that grooves corresponding to the support main body (7) are formed in two sides of the gland main body (5), and the side wall of the support main body (7) is attached to the side wall of the gland main body (5).
9. The high abrasion resistant alumina zirconia copper gold iron tailing pulp valve of claim 1 is characterized in that: the side walls of the two groups of valve body main bodies (3) are provided with a plurality of groups of openings corresponding to the bolts, and the two groups of valve body main bodies (3) are fixedly connected through the bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165836.2A CN111306313A (en) | 2020-03-11 | 2020-03-11 | High-abrasion-resistance aluminum oxide zirconium copper gold iron tailing pulp valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165836.2A CN111306313A (en) | 2020-03-11 | 2020-03-11 | High-abrasion-resistance aluminum oxide zirconium copper gold iron tailing pulp valve |
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| Publication Number | Publication Date |
|---|---|
| CN111306313A true CN111306313A (en) | 2020-06-19 |
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|---|---|---|---|
| CN202010165836.2A Pending CN111306313A (en) | 2020-03-11 | 2020-03-11 | High-abrasion-resistance aluminum oxide zirconium copper gold iron tailing pulp valve |
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| CN103899778A (en) * | 2014-03-23 | 2014-07-02 | 王培锋 | Valve body, bushing, support, partition plate and gate valve |
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| CN107923542A (en) * | 2015-06-03 | 2018-04-17 | 爱默生伏尔甘控股有限责任公司 | Knife gate valve pads |
| CN208123485U (en) * | 2018-02-09 | 2018-11-20 | 郑州中特阀门有限公司 | A kind of manual knife gate valve |
| CN208252800U (en) * | 2018-05-03 | 2018-12-18 | 西尼（南京）阀门机械有限公司 | A kind of knife gate valve |
| CN208845758U (en) * | 2019-01-22 | 2019-05-10 | 山东杰控电气技术有限公司 | A kind of full lining type slurries Special wear-resistant gate valve |
| CN208845825U (en) * | 2019-01-22 | 2019-05-10 | 山东杰控电气技术有限公司 | A kind of wear-resisting valve bush of full lining type for gate valve |
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2020
- 2020-03-11 CN CN202010165836.2A patent/CN111306313A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112969A (en) * | 1975-09-17 | 1978-09-12 | New Concepts, Inc. | Replaceable one piece liner for a gate valve |
| US4026517A (en) * | 1976-03-17 | 1977-05-31 | New Concepts, Inc. | Biasable seal for gate valves |
| US5549278A (en) * | 1992-08-11 | 1996-08-27 | Sistag | Parallel-slide gate valve |
| WO2003027548A1 (en) * | 2001-08-29 | 2003-04-03 | Tyco Flow Control Inc. | Gate valve |
| CN101896747A (en) * | 2007-11-14 | 2010-11-24 | 泰科阀门控制有限合伙公司 | Valve assembly having a reinforced valve seat |
| AU2014271246A1 (en) * | 2011-09-06 | 2015-01-15 | Stuart John Julien | Liner for Gate Valve |
| CN103899778A (en) * | 2014-03-23 | 2014-07-02 | 王培锋 | Valve body, bushing, support, partition plate and gate valve |
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Application publication date: 20200619 |
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